1 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3 * config/arm/constraints.md (Q constraint): Document its use for
5 (Pf constraint): New constraint for relaxed, consume or relaxed memory
7 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8 alternatives to allow any register when memory model matches Pf and
9 thus lda is used, but only low registers otherwise. Use unpredicated
10 output template for Thumb-1 targets.
11 (atomic_store<mode>): Likewise for stl.
12 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
13 whose output template does not have predication.
14 (arm_load_acquire_exclusive<mode>): Likewise.
15 (arm_load_exclusivesi): Likewise.
16 (arm_load_acquire_exclusivesi): Likewise.
17 (arm_store_release_exclusive<mode>): Likewise.
18 (arm_store_exclusive<mode>): Use unpredicated output template for
21 2016-10-25 Jakub Jelinek <jakub@redhat.com>
23 * internal-fn.def (LAUNDER): New internal function.
24 * internal-fn.c (expand_LAUNDER): New function.
26 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
27 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
29 New avr target pass to work around performance loss by PR fix.
33 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
34 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
35 * config/avr/predicates.md (extend_operator): New.
36 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
37 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
38 (make_avr_pass_casesi): New prototypes.
39 * config/avr/avr.c (print-rtl.h): Include it.
40 (pass_data avr_pass_data_casesi): Data for new pass.
41 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
42 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
43 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
44 (avr_optimize_casesi): New functions.
46 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
47 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
51 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
53 2016-10-24 Jakub Jelinek <jakub@redhat.com>
55 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
56 DW_AT_rvalue_reference attributes.
58 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
60 * doc/invoke.text (Wint-in-bool-context): Update documentation.
61 * value-prof.c (stringop_block_profile): Fix a warning.
63 2016-10-24 Martin Sebor <msebor@redhat.com>
66 * builtins.c (string_length): New function.
67 (c_strlen): Use string_length. Correctly handle wide strings.
68 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
70 (target_int_max): Call target_max_value.
71 (format_result::knownrange): New data member.
72 (fmtresult::fmtresult): Define default constructor.
73 (format_integer): Use it and set format_result::knownrange.
74 Handle global constants.
75 (format_floating_max): Add third argument.
76 (format_floating): Recompute maximum value for %a for each argument.
77 (get_string_length): Use fmtresult default ctor.
78 (format_string): Set format_result::knownrange.
79 (format_directive): Check format_result::knownrange.
80 (add_bytes): Same. Correct caret placement in diagnostics.
81 (pass_sprintf_length::compute_format_length): Set
82 format_result::knownrange.
83 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
85 2016-10-24 Jakub Jelinek <jakub@redhat.com>
87 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
88 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
90 2016-10-24 Ximin Luo <infinity0@pwned.gg>
93 * dwarf2out.c (file_table_relative_p): Remove.
94 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
95 also for absolute paths.
96 * doc/tm.texi: Update.
97 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
98 * target.def (force_at_comp_dir): Remove hook.
99 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
101 2016-10-24 Richard Biener <rguenther@suse.de>
103 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
104 backedges when identifying the single predecessor to take
105 conditional info from. Use SCEV to get at ranges for loop IVs.
106 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
109 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
112 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
113 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
114 (avr_address_tiny_absdata_p): New static function.
115 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
116 it to determine validity of constant addresses.
117 (avr_attribute_table) [absdata]: New variable attribute...
118 (avr_handle_absdata_attribute): ...and handler.
119 (avr_decl_absdata_p): New static function.
120 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
121 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
122 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
124 2016-10-24 Richard Biener <rguenther@suse.de>
126 PR tree-optimization/78076
127 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
128 also on the loop tree root.
130 2016-10-24 Jakub Jelinek <jakub@redhat.com>
132 * config/i386/i386.c (ix86_fold_builtin): Handle
133 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
134 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
135 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
136 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
138 2016-10-24 Martin Liska <mliska@suse.cz>
141 * opts.c (finish_options): Skip conditionally.
143 2016-10-23 Martin Sebor <msebor@redhat.com>
146 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
147 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
149 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
151 * config/sparc/sparc.md (cpu_feature): Minor tweak.
153 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
154 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
155 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
156 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
157 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
158 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
160 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
162 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
163 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
165 2016-10-21 Andrew Pinski <apinski@cavium.com>
167 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
169 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
170 implementer_id to unsigned char.
171 Change part_no to unsigned int.
172 (AARCH64_BIG_LITTLE): New define.
173 (INVALID_IMP): New define.
174 (INVALID_CORE): New define.
175 (cpu_data): Change the last element's implementer_id and part_no to
177 (valid_bL_string_p): Rewrite to ..
178 (valid_bL_core_p): this for integers instead of strings.
179 (parse_field): New function.
180 (contains_string_p): Rewrite to ...
181 (contains_core_p): this for integers and only for the part_no.
182 (host_detect_local_cpu): Rewrite handling of implementation and
183 par num to be integers; simplifying the code.
185 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
187 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
188 value range for pointers in more cases.
190 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
192 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
193 Add extra argument to allow emitting the move immediate.
194 Use add/sub with positive immediate.
195 (aarch64_add_constant): Add inline function.
196 (aarch64_add_sp): Likewise.
197 (aarch64_sub_sp): Likewise.
198 (aarch64_expand_prologue): Call aarch64_sub_sp.
199 (aarch64_expand_epilogue): Call aarch64_add_sp.
200 Decide when to leave out move.
201 (aarch64_output_mi_thunk): Call aarch64_add_constant.
203 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
205 * config/aarch64/aarch64.c (aarch64_layout_frame):
206 Align FP callee-saves.
208 2016-10-21 Jakub Jelinek <jakub@redhat.com>
210 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
211 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
213 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
214 _rdseed64_step): Likewise.
215 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
218 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
220 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
221 with INTEGER_CST argument.
222 (ix86_gimple_fold_builtin): New function.
223 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
225 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
226 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
227 (ranges_table_allocated, ranges_table_in_use,
228 ranges_by_label_allocated, ranges_by_label_in_use,
229 RANGES_TABLE_INCREMENT): Removed.
230 (add_ranges_num): Use vec_safe_push into ranges_table.
231 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
232 (output_ranges): Adjust for ranges_table and ranges_by_label
233 conversion from arrays to vec.
234 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
235 conversion from arrays to vec.
236 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
237 ranges_table_in_use, ranges_by_label_allocated and
238 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
240 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
241 if needed. Re-add origin_die variable and its initialization.
243 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
244 even for -fstack-reuse=none, or for volatile vars etc.
246 2016-10-21 David Malcolm <dmalcolm@redhat.com>
248 * print-rtl-function.c (flag_compact): Move extern decl to...
249 * print-rtl.h (flag_compact): ...here.
250 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
251 (ASSERT_RTL_DUMP_EQ): New macro.
252 (selftest::test_dumping_regs): New function.
253 (selftest::test_dumping_insns): New function.
254 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
256 (selftest::rtl_tests_c_tests): Call the new test functions.
258 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
260 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
261 (outgoing_edges_match): Likewise.
262 (try_crossjump_to_edge): Likewise.
263 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
264 (rtl_tidy_fallthru_edge): Likewise.
265 * rtl.h (tablejump_p): Adjust prototype.
266 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
268 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
270 * rtl.h (label_ref_label): New function.
271 (set_label_ref_label): New function.
272 (LABEL_REF_LABEL): Delete.
273 * alias.c (rtx_equal_for_memref_p): Adjust.
274 * cfgbuild.c (make_edges): Likewise.
275 (purge_dead_tablejump_edges): Likewise.
276 * cfgexpand.c (convert_debug_memory_address): Likewise.
277 * cfgrtl.c (patch_jump_insn): Likewise.
278 * combine.c (distribute_notes): Likewise.
279 * cse.c (hash_rtx_cb): Likewise.
280 (exp_equiv_p): Likewise.
281 (fold_rtx): Likewise.
282 (check_for_label_ref): Likewise.
283 * cselib.c (rtx_equal_for_cselib_1): Likewise.
284 (cselib_hash_rtx): Likewise.
285 * emit-rtl.c (mark_label_nuses): Likewise.
286 * explow.c (convert_memory_address_addr_space_1): Likewise.
287 * final.c (output_asm_label): Likewise.
288 (output_addr_const): Likewise.
289 * gcse.c (add_label_notes): Likewise.
290 * genconfig.c (walk_insn_part): Likewise.
291 * genrecog.c (validate_pattern): Likewise.
292 * ifcvt.c (cond_exec_get_condition): Likewise.
293 (noce_emit_store_flag): Likewise.
294 (noce_get_alt_condition): Likewise.
295 (noce_get_condition): Likewise.
296 * jump.c (maybe_propagate_label_ref): Likewise.
297 (mark_jump_label_1): Likewise.
298 (redirect_exp_1): Likewise.
299 (rtx_renumbered_equal_p): Likewise.
300 * lra-constraints.c (operands_match_p): Likewise.
301 * print-rtl.c (print_value): Likewise.
302 * reload.c (find_reloads): Likewise.
303 * reload1.c (set_label_offsets): Likewise.
304 * reorg.c (get_branch_condition): Likewise.
305 * rtl-tests.c (test_uncond_jump): Likewise.
306 * rtl.c (rtx_equal_p_cb): Likewise.
307 (rtx_equal_p): Likewise.
308 * rtlanal.c (reg_mentioned_p): Likewise.
309 (rtx_referenced_p): Likewise.
310 (get_condition): Likewise.
311 * varasm.c (const_hash_1): Likewise.
312 (compare_constant): Likewise.
313 (const_rtx_hash_1): Likewise.
314 (output_constant_pool_1): Likewise.
316 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
319 * reload.c (find_valid_class_1): Allow regclass if atleast one
320 regno in regclass is ok. Compute and use rclass size based on
321 actually available regnos for mode in rclass.
323 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
325 * config/sparc/sparc-modes.def (CCV): New.
327 * config/sparc/predicates.md (v_comparison_operator): New.
328 (icc_comparison_operator): Add support for CCV/CCXV.
329 (xcc_comparison_operator): Likewise.
330 * config/sparc/sparc.c (output_cbranch): Likewise.
331 (sparc_print_operand): Likewise.
332 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
333 (uaddvdi4): New expander.
335 (uaddvdi4_sp32): New instruction.
336 (addvdi4_sp32): Likewise.
337 (uaddvsi4): New expander.
339 (cmp_ccc_plus_sltu_set): New instruction.
340 (cmp_ccv_plus): Likewise.
341 (cmp_ccxv_plus): Likewise.
342 (cmp_ccv_plus_set): Likewise.
343 (cmp_ccxv_plus_set): Likewise.
344 (cmp_ccv_plus_sltu_set): Likewise.
345 (uaddvdi4): New expander.
347 (usubdi4_sp32): New instruction.
348 (subvdi4_sp32): Likewise.
349 (usubvsi4): New expander.
351 (cmpsi_minus_sltu_set): New instruction.
352 (cmp_ccv_minus): Likewise.
353 (cmp_ccxv_minus): Likewise.
354 (cmp_ccv_minus_set): Likewise.
355 (cmp_ccxv_minus_set): Likewise.
356 (cmp_ccv_minus_sltu_set): Likewise.
357 (unegvdi3): New expander.
359 (unegdi3_sp32): New instruction.
360 (negvdi3_sp32): Likewise.
361 (unegvsi3): New expander.
363 (cmp_ccc_neg_sltu_set): New instruction.
364 (cmp_ccv_neg): Likewise.
365 (cmp_ccxv_neg): Likewise.
366 (cmp_ccv_neg_set): Likewise.
367 (cmp_ccxv_neg_set): Likewise.
368 (cmp_ccv_neg_sltu_set): Likewise.
370 * tree-ssa-loop-split.c: Remove trailing spaces.
371 * match.pd: Likewise.
373 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
375 PR rtl-optimization/78038
376 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
377 be deduced to set REG through the RTL structure.
378 (make_defs_and_copies_lists): Return false on a failing get_defs call.
380 2016-10-21 Richard Biener <rguenther@suse.de>
382 PR tree-optimization/78051
383 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
384 and mark replaced if folding did something.
386 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
388 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
389 and "protected" in visibility types.
390 (rs6000_xcoff_declare_function_name): Fix formatting.
391 (rs6000_xcoff_declare_object_name): Fix formatting.
393 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
395 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
396 and IX86_BUILTIN_HUGE_VALQ here ...
397 (ix86_expand_builtin): ... not here.
399 2016-10-20 Jakub Jelinek <jakub@redhat.com>
401 * doc/gty.texi (for_user): Use @item next to @findex.
403 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
407 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
408 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
409 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
410 __builtin_ia32_lzcnt_u16.
411 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
412 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
413 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
414 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
415 (bmi_tzcnt_<mode>): New expander.
416 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
417 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
418 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
419 (lzcnt_<mode>): New expander.
420 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
421 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
422 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
423 (UINT64_FTYPE_UINT64): New.
424 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
425 (__builtin_ia32_lzcnt_u16): New description.
426 (__builtin_ia32_lzcnt_u32): Ditto.
427 (__builtin_ia32_lzcnt_u64): Ditto.
428 (__builtin_ctzs): Remove description.
429 (__builtin_ia32_tzcnt_u16): New description.
430 (__builtin_ia32_tzcnt_u32): Ditto.
431 (__builtin_ia32_tzcnt_u64): Ditto.
432 * config/i386/i386.c (ix86_expand_args_builtin): Handle
433 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
435 2016-10-20 Martin Liska <mliska@suse.cz>
438 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
439 comparison with STMT_UID_NOT_IN_RANGE.
440 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
443 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
445 * compare-elim.c (conforming_compare): Accept UNSPECs.
446 (find_comparison_dom_walker::before_dom_children): Deal with
447 instructions both using and killing the flags register.
448 (equivalent_reg_at_start): New function extracted from...
449 (try_eliminate_compare): ...here. Use it and add support for
450 registers and UNSPECs as second operand of the compare.
451 * config/visium/visium-modes.def (CCV): New.
452 * config/visium/predicates.md (visium_v_comparison_operator): New.
453 (visium_branch_operator): Deal with CCV mode.
454 * config/visium/visium.c (visium_select_cc_mode): Likewise.
455 (output_cbranch): Likewise.
456 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
457 (uaddv<mode>4): New expander.
458 (addv<mode>4): Likewise.
459 (add<mode>3_insn_set_carry): New instruction.
460 (add<mode>3_insn_set_overflow): Likewise.
461 (addsi3_insn_set_overflow): Likewise.
462 (usubv<mode>4): New expander.
463 (subv<mode>4): Likewise.
464 (sub<mode>3_insn_set_carry): New instruction.
465 (sub<mode>3_insn_set_overflow): Likewise.
466 (subsi3_insn_set_overflow): Likewise.
467 (unegv<mode>3): New expander.
468 (negv<mode>3): Likewise.
469 (neg<mode>2_insn_set_overflow): New instruction.
470 (addv_tst<mode>): Likewise.
471 (subv_tst<mode>): Likewise.
472 (negv_tst<mode>): Likewise.
473 (cbranch<mode>4_addv_insn): New splitter and instruction.
474 (cbranch<mode>4_subv_insn): Likewise.
475 (cbranch<mode>4_negv_insn): Likewise.
477 2016-10-20 Richard Biener <rguenther@suse.de>
479 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
480 Handle decls possibly not bound.
481 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
482 nothing_id for decls that might not be bound if we are interested
484 (get_constraint_for_component_ref): Deal with that.
486 2016-10-20 Michael Matz <matz@suse.de>
489 * common.opt (-fsplit-loops): New flag.
490 * passes.def (pass_loop_split): Add.
491 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
492 (enable_fdo_optimizations): Add loop splitting.
493 * timevar.def (TV_LOOP_SPLIT): Add.
494 * tree-pass.h (make_pass_loop_split): Declare.
495 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
496 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
497 * tree-ssa-loop-split.c: New file.
498 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
499 * doc/invoke.texi (fsplit-loops): Document.
500 * doc/passes.texi (Loop optimization): Add paragraph about loop
503 2016-10-20 Richard Biener <rguenther@suse.de>
505 * cgraphunit.c (analyze_functions): Set node->definition to
506 false to signal symbol removal to debug_hooks->late_global_decl.
507 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
508 WPA signal symbol removal to the debuginfo machinery.
509 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
510 using early_finised to guard the we're called for symbol
511 removal case look at the symtabs definition flag.
512 (gen_variable_die): Remove redundant check.
514 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
516 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
518 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
520 PR tree-optimization/53979
521 * match.pd ((a ^ b) | a -> a | b): New pattern.
523 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
525 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
526 config/pa/pa64-hpux-lib.h.
527 (PA_CRTBEGIN_HACK): Likewise.
528 (DTOR_LIST_BEGIN): Likewise.
530 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
532 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
533 register only if "in" and "out" are different registers.
535 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
537 * omp-low.c (pass_oacc_device_lower::gate): New method.
538 (execute): Always call execute_oacc_device_lower.
540 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
542 PR tree-optimization/77916
543 PR tree-optimization/77937
544 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
546 (insert_initializers): Requirement of initializer for -1 should be
547 based on pointer-typedness of the candidate basis.
549 2016-10-19 Bin Cheng <bin.cheng@arm.com>
551 PR tree-optimization/78005
552 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
553 upper (included) bound for niters of prolog loop.
554 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
555 Compute niters of scalar loop above which vectorized loop is
556 preferred, as well as the upper (included) bound for the niters.
557 (vect_do_peeling): Record niter bound for loops accordingly.
559 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
562 * tree-core.h (enum tree_index): Put the complex types after their
564 * tree-streamer.c (verify_common_node_recorded): New function.
565 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
567 2016-10-19 Martin Liska <mliska@suse.cz>
569 * cgraph.h (cgraph_edge::binds_to_current_def_p):
570 Replace NULL with false as a return value.
572 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
574 PR tree-optimization/78024
575 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
576 don't clear BB_VISITED after processing.
578 2016-10-19 Richard Biener <rguenther@suse.de>
580 * domwalk.c (dom_walker::walk): Use RPO order.
582 2016-10-19 Richard Biener <rguenther@suse.de>
584 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
586 (evrp_dom_walker::~evrp_dom_walker): Free it.
587 (evrp_dom_walker::stmts_to_remove): Add.
588 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
589 whose output we fully propagate for removal. Propagate
590 into BB destination PHI arguments.
591 (execute_early_vrp): Remove queued stmts. Dump value ranges
594 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
596 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
597 * passes.def: Add two instances of pass_walloca.
598 * tree-pass.h (make_pass_walloca): New.
599 * gimple-ssa-warn-alloca.c: New file.
600 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
601 -Wvla-larger-than= options.
603 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
605 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
606 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
608 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
610 * config/rs6000/altivec.h (vec_xl_len): New macro.
611 (vec_xst_len): New macro.
612 (vec_cmpnez): New macro.
613 (vec_cntlz_lsbb): New macro.
614 (vec_cnttz_lsbb): New macro.
615 (vec_xlx): New macro.
616 (vec_xrx): New macro.
617 (vec_all_nez): New C++ predicate template.
618 (vec_any_eqz): New C++ predicate template.
619 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
620 conditional compilation.
621 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
622 conditional compilation.
623 (vec_all_nez): New macro.
624 (vec_any_eqz): New macro.
625 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
627 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
629 * config/rs6000/vector.md (VI): Moved this mode iterator
630 definition from altivec.md to vector.md.
631 (UNSPEC_NEZ_P): New value.
632 (vector_ne_<mode>_p): New expansion for implementation of
633 vec_all_ne and vec_any_eq built-in functions.
634 (vector_nez_<mode>_p): New expansion for implementation of
635 vec_all_nez and vec_any_eqz built-in functions.
636 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
637 and vec_any_eq built-in function.
638 (cr6_test_for_zero): New commentary to explain this expansion.
639 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
640 (cr6_test_for_lt): New commentary to explain this expansion.
641 (cr6_test_for_lt_reverse): New commentary to explain this
643 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
644 overloaded function prototypes for vec_all_ne, vec_all_nez,
645 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
646 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
648 (altivec_resolve_overloaded_builtin): Modify the handling of
649 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
650 the compiler is configured to support TARGET_P9_VECTOR.
651 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
652 to explain the special processing that is given to predicate
653 built-ins introduced using this macro.
654 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
655 the special processing given to predicate built-ins introduced
657 (BU_VSX_P): Likewise.
658 (BU_P8V_AV_P): Likewise.
659 (BU_P9V_AV_P): Likewise.
660 (BU_P9V_AV_X): New macro.
661 (BU_P9V_64BIT_AV_X): New macro.
662 (BU_P9V_VSX_3): New macro.
663 (BU_P9V_OVERLOAD_P): New macro.
664 (LXVL): New BU_P9V_64BIT_VSX_2.
665 (VEXTUBLX): New BU_P9V_AV_2.
666 (VEXTUBRX): Likewise.
667 (VEXTUHLX): Likewise.
668 (VEXTUHRX): Likewise.
669 (VEXTUWLX): Likewise.
670 (VEXTUWRX): Likewise.
671 (STXVL): New BU_P9V_64BIT_AV_X.
672 (VCLZLSBB): New BU_P9V_AV_1.
673 (VCTZLSBB): Likewise.
674 (CMPNEB): New BU_P9V_AV_2.
679 (VCMPNEB_P): New BU_P9V_AV_P.
680 (VCMPNEH_P): Likewise.
681 (VCMPNEW_P): Likewise.
682 (VCMPNED_P): Likewise.
683 (VCMPNEFP_P): Likewise.
684 (VCMPNEDP_P): Likewise.
685 (CMPNEZB): New BU_P9V_AV_2.
688 (VCMPNEZB_P): New BU_P9V_AV_P.
689 (VCMPNEZH_P): Likewise.
690 (VCMPNEZW_P): Likewise.
691 (LXVL): New BU_P9V_OVERLOAD_2.
692 (STXVL): New BU_P9V_OVERLOAD_3.
693 (VEXTULX): New BU_P9V_OVERLOAD_2.
696 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
697 (VCMPNE_P): Likewise.
698 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
699 (VCTZLSBB): Likewise.
700 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
701 comment to explain mode used for scratch register.
702 (altivec_expand_stxvl_builtin): New function.
703 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
704 (altivec_init_builtins): Add initialized variable
705 void_ftype_v16qi_pvoid_long and use this type to define the
706 built-in function __builtin_altivec_stxvl.
707 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
708 (UNSPEC_STXVL): New value.
709 (UNSPEC_VCLZLSBB): New value.
710 (UNSPEC_VCTZLSBB): New value.
711 (UNSPEC_VEXTUBLX): New value.
712 (UNSPEC_VEXTUHLX): New value.
713 (UNSPEC_VEXTUWLX): New value.
714 (UNSPEC_VEXTUBRX): New value.
715 (UNSPEC_VEXTUHRX): New value.
716 (UNSPEC_VEXTUWRX): New value.
717 (UNSPEC_VCMPNEB): New value.
718 (UNSPEC_VCMPNEZB): New value.
719 (UNSPEC_VCMPNEH): New value.
720 (UNSPEC_VCMPNEZH): New value.
721 (UNSPEC_VCMPNEW): New value.
722 (UNSPEC_VCMPNEZW): New value.
723 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
724 vector of integer modes.
725 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
726 vector of float or double modes.
727 (*vector_nez_<mode>_p): New insn for vector test all not equal or
729 (lxvl): New expand for load VSX vector with length.
730 (*lxvl): New insn for load VSX vector with length.
731 (stxvl): New expand for store VSX vector with length.
732 (*stxvl): New insn for store VSX vector with length.
733 (vcmpneb): New insn for vector of byte compare not equal.
734 (vcmpnezb): New insn for vector of byte compare not equal or zero.
735 (vcmpneh): New insn for vector of half word compare not equal.
736 (vcmpnezh): New insn for vector of half word compare not equal or
738 (vcmpnew): New insn for vector of word compare not equal.
739 (vcmpne<VSs>): New insn for vector of float or double compare not
741 (vcmpnezw): New insn for vector of word compare not equal or zero.
742 (vclzlsbb): New insn for vector count leading zero
743 least-significant bits byte.
744 (vctzlsbb): New insn for vector count trailing zero least
745 signficant bits byte.
746 (vextublx): New insn for vector extract unsigned byte left
748 (vextubrx): New insn for vector extract unsigned byte right
750 (vextuhlx): New insn for vector extract unsigned half word left
752 (vextuhrx): New insn for vector extract unsigned half word right
754 (vextuwlx): New insn for vector extract unsigned word left
756 (vextuwrx): New insn for vector extract unsigned word right
758 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
759 clarify intent of this constant.
760 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
761 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
762 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
763 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
764 and vec_xrx functions.
766 2016-10-18 Andrew Pinski <apinski@cavium.com>
769 * predict.c (is_exit_with_zero_arg): New function.
770 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
773 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
776 * config/i386/i386.c (legitimize_tls_address)
777 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
778 convert dest to Pmode if different than Pmode.
780 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
782 PR tree-optimization/77916
783 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
784 stopgap fix, as pointers with -1 increment are still broken.
786 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
788 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
789 mapping class decoration from here...
790 (rs6000_xcoff_encode_section): ...to here.
792 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
793 if shrink-wrapping and optimizing for speed.
795 2016-10-18 Richard Biener <rguenther@suse.de>
797 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
798 not visited but non-executable predecessors. Return taken edge.
799 Simplify conditions and refactor propagation vs. folding step.
801 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
803 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
804 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
805 (rs6000_get_separate_components): Assert we do not have those
808 2016-10-18 Richard Biener <rguenther@suse.de>
810 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
811 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
813 (substitute_and_fold_dom_walker): Adjust constructor.
814 (substitute_and_fold_dom_walker::before_dom_children): Remove
815 do_dce flag and handling (always true).
816 (substitute_and_fold): Likewise.
817 * tree-vrp.c (vrp_finalize): Adjust.
818 (execute_early_vrp): Remove final BB_VISITED clearing.
819 * tree-ssa-ccp.c (ccp_finalize): Adjust.
820 * tree-ssa-copy.c (fini_copy_prop): Likewise.
821 * ira.c (ira): Call clear_bb_flags.
823 2016-10-18 Richard Biener <rguenther@suse.de>
825 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
826 get at the operand to look at with TREE_OPERAND for generic
829 2016-10-18 David Malcolm <dmalcolm@redhat.com>
831 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
833 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
834 (write_test_expr): Use rtx_reader_ptr for calls to
836 (write_attr_value): Likewise.
837 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
838 call to print_md_ptr_loc.
839 (write_one_condition): Likewise for calls to print_c_condition.
840 * genconstants.c: Include "statistics.h" and "vec.h".
841 (main): Update for conversion to member functions.
842 * genemit.c (emit_c_code): Use rtx_reader_ptr for
843 call to print_md_ptr_loc.
844 * genenums.c: Include "statistics.h" and "vec.h".
845 (main): Update for conversion of traverse_enum_types to a method.
846 * genmddeps.c: Include "statistics.h" and "vec.h".
847 * genoutput.c (process_template): Use rtx_reader_ptr for call to
849 * genpreds.c (write_predicate_subfunction): Likewise.
850 (write_predicate_expr): Likewise for calls to print_c_condition.
851 * genrecog.c (print_test): Likewise.
852 * gensupport.c (process_rtx): Likewise for calls to
853 copy_md_ptr_loc and join_c_conditions.
854 (alter_test_for_insn): Likewise for call to join_c_conditions.
855 (process_substs_on_one_elem): Likewise.
856 (gen_mnemonic_setattr): Update for move of string_obstack to a
858 (mnemonic_htab_callback): Likewise. Fix formatting.
859 (gen_mnemonic_attr): Likewise.
860 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
861 to print_c_condition.
862 * read-md.c: Include "statistics.h" and "vec.h".
863 (string_obstack): Convert this global to field "m_string_obstack"
865 (ptr_locs): Likewise, as "m_ptr_locs".
866 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
867 (joined_conditions): Likewise, as "m_joined_conditions".
868 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
869 (md_constants): Likewise, as "m_md_constants".
870 (enum_types): Likewise, as "m_enum_types".
871 (set_md_ptr_loc): Convert to...
872 (rtx_reader::set_md_ptr_loc): ...member function.
873 (get_md_ptr_loc): Convert to...
874 (rtx_reader::get_md_ptr_loc): ...member function.
875 (copy_md_ptr_loc): Convert to...
876 (rtx_reader::copy_md_ptr_loc): ...member function.
877 (fprint_md_ptr_loc): Convert to...
878 (rtx_reader::fprint_md_ptr_loc): ...member function.
879 (print_md_ptr_loc): Convert to...
880 (rtx_reader::print_md_ptr_loc): ...member function.
881 (join_c_conditions): Convert to...
882 (rtx_reader::join_c_conditions): ...member function.
883 (fprint_c_condition): Convert to...
884 (rtx_reader::fprint_c_condition): ...member function.
885 (print_c_condition): Convert to...
886 (rtx_reader::print_c_condition): ...member function.
887 (read_name): Convert to...
888 (rtx_reader::read_name): ...member function.
889 (read_escape): Convert to...
890 (rtx_reader::read_escape): ...member function.
891 (read_quoted_string): Convert to...
892 (rtx_reader::read_quoted_string): ...member function.
893 (read_braced_string): Convert to...
894 (rtx_reader::read_braced_string): ...member function.
895 (read_string): Convert to...
896 (rtx_reader::read_string): ...member function.
897 (read_skip_construct): Convert to...
898 (rtx_reader::read_skip_construct): ...member function.
899 (handle_constants): Convert to...
900 (rtx_reader::handle_constants): ...member function.
901 (traverse_md_constants): Convert to...
902 (rtx_reader::traverse_md_constants): ...member function.
903 (handle_enum): Convert to...
904 (rtx_reader::handle_enum): ...member function.
905 (lookup_enum_type): Convert to...
906 (rtx_reader::lookup_enum_type): ...member function.
907 (traverse_enum_types): Convert to...
908 (rtx_reader::traverse_enum_types): ...member function.
909 (rtx_reader::rtx_reader): Move initializations
910 of various former global data from rtx_reader::read_md_files to
911 here, as fields, along with the call to unlock_std_streams.
912 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
914 (rtx_reader::read_md_files): Move initializations of various
915 global data from here to the ctor.
916 * read-md.h (read_name): Convert to...
917 (rtx_reader::read_name): ...member function.
918 (rtx_reader::read_escape): New method decl.
919 (read_quoted_string): Convert to...
920 (rtx_reader::read_quoted_string): ...member function.
921 (rtx_reader::read_braced_string): New method decl.
922 (read_string): Convert to...
923 (rtx_reader::read_string): ...member function.
924 (rtx_reader::read_skip_construct): New method decl.
925 (rtx_reader::set_md_ptr_loc): New method decl.
926 (rtx_reader::get_md_ptr_loc): New method decl.
927 (copy_md_ptr_loc): Convert to...
928 (rtx_reader::copy_md_ptr_loc): ...member function.
929 (fprint_md_ptr_loc): Convert to...
930 (rtx_reader::fprint_md_ptr_loc): ...member function.
931 (print_md_ptr_loc): Convert to...
932 (rtx_reader::print_md_ptr_loc): ...member function.
933 (rtx_reader::lookup_enum_type): New method decl.
934 (rtx_reader::traverse_enum_types): New method decl.
935 (rtx_reader::handle_constants): New method decl.
936 (traverse_md_constants): Convert to...
937 (rtx_reader::traverse_md_constants): ...member function.
938 (rtx_reader::handle_enum): New method decl.
939 (rtx_reader::join_c_conditions): New method decl.
940 (fprint_c_condition): Convert to...
941 (rtx_reader::fprint_c_condition): ...member function.
942 (print_c_condition): Convert to...
943 (rtx_reader::print_c_condition): ...member function.
944 (rtx_reader::apply_iterator_to_string): New method decl.
945 (rtx_reader::copy_rtx_for_iterators): New method decl.
946 (rtx_reader::read_conditions): New method decl.
947 (rtx_reader::record_potential_iterator_use): New method decl.
948 (rtx_reader::read_mapping): New method decl.
949 (rtx_reader::read_rtx): New method decl.
950 (rtx_reader::read_rtx_code): New method decl.
951 (rtx_reader::read_rtx_operand): New method decl.
952 (rtx_reader::read_nested_rtx): New method decl.
953 (rtx_reader::read_rtx_variadic): New method decl.
954 (rtx_reader::get_string_obstack): New method.
955 (rtx_reader::get_md_constants): New method.
956 (string_obstack): Convert global variable decl to...
957 (rtx_reader::m_string_obstack): ...this new field.
958 (rtx_reader::m_ptr_locs): New field.
959 (rtx_reader::m_ptr_loc_obstack): New field.
960 (rtx_reader::m_joined_conditions): New field.
961 (rtx_reader::m_joined_conditions_obstack): New field.
962 (rtx_reader::m_md_constants): New field.
963 (rtx_reader::m_enum_types): New field.
964 * read-rtl.c (apply_iterator_to_string): Convert to...
965 (rtx_reader::apply_iterator_to_string): ...member function.
966 (copy_rtx_for_iterators): Convert to...
967 (rtx_reader::copy_rtx_for_iterators): ...member function.
968 (add_condition_to_string): Use rtx_reader_ptr for
969 calls join_c_conditions.
970 (apply_iterators): Use rtx_reader_ptr for calls to
971 join_c_conditions and copy_rtx_for_iterators.
972 (read_conditions): Convert to...
973 (rtx_reader::read_conditions): ...member function.
974 (record_potential_iterator_use): Convert to...
975 (rtx_reader::record_potential_iterator_use): ...member function.
976 (read_mapping): Convert to...
977 (rtx_reader::read_mapping): ...member function.
978 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
979 (read_rtx): Convert to...
980 (rtx_reader::read_rtx): ...member function.
981 (read_rtx_code): Convert to...
982 (rtx_reader::read_rtx_code): ...member function.
983 (read_rtx_operand): Convert to...
984 (rtx_reader::read_rtx_operand): ...member function. Update for move
985 of string_obstack to a field.
986 (read_nested_rtx): Convert to..
987 (rtx_reader::read_nested_rtx): ...member function.
988 (read_rtx_variadic): Convert to..
989 (rtx_reader::read_rtx_variadic): ...member function.
991 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
993 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
995 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
997 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
998 for pointer type too.
999 (ipcp_update_vr): set_ptr_nonnull for pointer.
1001 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
1003 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
1004 pt_solution_singleton_p.
1005 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
1006 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
1007 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
1008 pointer nonnull computed by VRP.
1009 Also Conservatively set pt.null to 1.
1010 (pt_solution_reset): Conservatively set pt.null to 1.
1011 (pt_solution_singleton_or_null_p): Renamed from
1012 pt_solution_singleton_p.
1013 * tree-ssanames.h (set_ptr_nonnull): Declare.
1014 (get_ptr_nonnull): Likewise.
1015 * tree-ssanames.c (set_ptr_nonnull): New.
1016 (get_ptr_nonnull): Likewise.
1017 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
1018 (evrp_dom_walker::before_dom_children): Likewise.
1020 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1022 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1023 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1024 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1025 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1026 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
1027 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1028 (rs6000_option_override_internal): Clear it if ABI_AIX.
1029 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1030 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
1032 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1034 * gimple-ssa-strength-reduction.c (record_increment): Remove
1037 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1039 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
1040 that the result is non-zero if it is true.
1041 (maybe_expand_shift): New wrapper around expand_shift_1.
1042 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
1044 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1046 PR tree-optimization/77916
1047 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
1048 Don't allow a MINUS_EXPR for pointer arithmetic for either known
1050 (record_increment): Increments of -1 for unknown strides just use
1051 a multiply initializer like other negative values.
1052 (analyze_increments): Remove stopgap solution for -1 increment
1053 applied to pointer arithmetic.
1055 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
1057 * dominance.c (dom_info::dom_info): Add new constructor for region
1058 which is vector of basic blocks.
1059 (dom_init): New method to initialize members common for both
1061 (dom_info::dom_info): Invoke dom_init for partial initialization.
1062 (dom_info::get_idom): Add check to corner cases on basic blocks which
1064 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
1065 to detect unreachable bbs.
1066 (dom_info::calc_idoms): Likewise.
1067 (compute_dom_fast_query_in_region): New function.
1068 (calculate_dominance_info_for_region): Likewise.
1069 (free_dominance_info_for_region): Likewise.
1070 * dominance.h: Add prototypes for introduced region-based functions
1071 tree-if-conv.c: (build_region): New function.
1072 (if_convertible_loop_p_1): Invoke local version of post-dominators
1073 calculation before basic block predication with subsequent freeing
1074 post-dominator info.
1075 (tree_if_conversion): Remove free of post-dominator info
1076 (pass_if_conversion::execute): Delete detection of infinite loops
1077 and fake edges to exit block since post-dominator calculation is
1078 performed per if-converted loop only.
1080 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1083 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1084 register explicitly.
1085 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
1086 optimizing for size.
1088 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1090 * config/aarch64/aarch64.c: Delete inclusion of
1091 cortex-a57-fma-steering.h.
1092 (aarch64_override_options): Delete call
1093 to aarch64_register_fma_steering.
1094 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
1095 * config/aarch64/cortex-a57-fma-steering.h: Delete.
1096 * config/aarch64/aarch64-passes.def: New file.
1097 * config/aarch64/cortex-a57-fma-steering.c
1098 (aarch64_register_fma_steering): Delete definition.
1099 (make_pass_fma_steering): Remove static qualifier.
1100 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
1101 (cortex-a57-fma-steering.o): Remove dependency on
1102 cortex-a57-fma-steering.h.
1104 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1106 * explow.c (validize_mem): Do not modify the argument in-place.
1108 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
1110 * tree-streamer.c (record_common_node): Explicitly list expected
1113 2016-10-17 Richard Biener <rguenther@suse.de>
1115 PR tree-optimization/77988
1116 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
1118 2016-10-17 Marek Polacek <polacek@redhat.com>
1120 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
1122 2016-10-17 Richard Biener <rguenther@suse.de>
1124 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
1127 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1129 PR tree-optimization/71636
1130 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
1132 2016-10-17 Richard Biener <rguenther@suse.de>
1134 * gimplify.c (gimplify_function_tree): Do not move the outer
1137 2016-10-17 Jakub Jelinek <jakub@redhat.com>
1139 * langhooks.h (struct lang_hooks_for_decls): Remove
1140 function_decl_explicit_p, function_decl_deleted_p and
1141 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
1142 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
1143 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1144 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
1145 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
1146 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
1147 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1148 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
1149 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
1150 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
1151 * langhooks.c (lhd_decl_dwarf_attribute): New function.
1152 * dwarf2out.c (gen_subprogram_die): Use
1153 lang_hooks.decls.decl_dwarf_attribute instead of
1154 lang_hooks.decls.function_decl_*.
1156 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1160 * common.opt (-ftrampolines): New option.
1161 * doc/invoke.texi (Code Gen Options): Document it.
1162 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
1163 * doc/tm.texi: Regenerate.
1164 * builtins.def: Add init_descriptor and adjust_descriptor.
1165 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
1166 on platforms with descriptors.
1167 (expand_builtin_init_descriptor): New function.
1168 (expand_builtin_adjust_descriptor): Likewise.
1169 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
1170 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
1171 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
1172 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
1173 Set STATIC_CHAIN_REG_P on the static chain register, if any.
1174 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
1175 (expand_call): Likewise. Move around call to prepare_call_address
1176 and pass all flags to it.
1177 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
1178 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
1179 (gimple_call_set_by_descriptor): New setter.
1180 (gimple_call_by_descriptor_p): New getter.
1181 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
1182 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
1183 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
1184 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1185 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
1186 * rtl.h (STATIC_CHAIN_REG_P): New macro.
1187 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
1188 * target.def (custom_function_descriptors): New POD hook.
1189 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
1190 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
1191 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
1192 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
1193 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
1194 (build_common_builtin_nodes): Initialize init_descriptor and
1196 * tree-nested.c: Include target.h.
1197 (struct nesting_info): Add 'any_descr_created' field.
1198 (get_descriptor_type): New function.
1199 (lookup_element_for_decl): New function extracted from...
1200 (create_field_for_decl): Likewise.
1201 (lookup_tramp_for_decl): ...here. Adjust.
1202 (lookup_descr_for_decl): New function.
1203 (convert_tramp_reference_op): Deal with descriptors.
1204 (build_init_call_stmt): New function extracted from...
1205 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
1206 * defaults.h (FUNCTION_ALIGNMENT): Define.
1207 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
1208 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1209 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1210 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
1211 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1213 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1215 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1216 constants in CONST_VECTORs.
1218 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1220 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1221 register as destination of bmask.
1222 (vector_init_bshuffle): Likewise.
1223 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1224 (bmaskdi_vis): Enable only in 64-bit mode.
1226 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
1228 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
1229 make LR a separately shrink-wrapped component unless savres_strategy
1230 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
1231 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
1232 wrapping when not both {SAVE,REST}_INLINE_GPRS.
1234 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1236 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
1237 and keep looping on failure.
1239 2016-10-14 David Malcolm <dmalcolm@redhat.com>
1241 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
1243 (print_rtx_function): Update example in comment for...
1244 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
1245 non-virtual pseudos with a '%' sigil followed by the regno, offset
1246 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
1247 pseudo is dumped as "%0".
1249 2016-10-14 Jakub Jelinek <jakub@redhat.com>
1252 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
1255 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
1257 * config/sparc/sparc-passes.def: New file.
1258 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
1259 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
1260 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
1262 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1264 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
1265 loop peel to loops with exit test at the beginning.
1267 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1269 PR rtl-optimization/68212
1270 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
1271 frequency when computing scale factor for peeled copies.
1272 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
1273 values for switch/peel blocks/edges.
1275 2016-10-14 Pedro Alves <palves@redhat.com>
1277 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
1279 2016-10-14 Catherine Moore <clm@codesourcery.com>
1281 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
1282 micromips_globals to zero.
1284 2016-10-14 Richard Biener <rguenther@suse.de>
1286 PR tree-optimization/77979
1287 * tree-vrp.c (compare_name_with_value): Handle released SSA names
1288 in the equivalency sets.
1289 (compare_names): Likewise.
1291 2016-10-14 Martin Liska <mliska@suse.cz>
1293 * builtins.h(target_char_cst_p): Declare the function.
1294 * builtins.c (fold_builtin_memchr): Remove.
1295 (target_char_cst_p): Move the function from gimple-fold.c.
1296 (fold_builtin_3): Do not call the function.
1297 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
1298 (gimple_fold_builtin): Call the function.
1299 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
1301 2016-10-14 Martin Liska <mliska@suse.cz>
1303 * builtins.c (fold_builtin_strcmp): Remove function.
1304 (fold_builtin_strncmp): Likewise.
1305 (fold_builtin_2): Remove call of the function.
1306 (fold_builtin_3): Likewise.
1307 * fold-const-call.c (fold_const_call): Add constant folding
1308 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
1309 * fold-const-call.h (build_cmp_result): Declare the function.
1310 * gimple-fold.c (gimple_load_first_char): New function.
1311 (gimple_fold_builtin_string_compare): Likewise.
1312 (gimple_fold_builtin): Call the function.
1314 2016-10-14 Nathan Sidwell <nathan@acm.org>
1316 * gcov-io.c (gcov_open): Deconstify 'mode'.
1318 2016-10-14 Martin Liska <mliska@suse.cz>
1320 * fold-const.c (c_getstr): Support of properly \0-terminated
1321 string constants. New argument is added.
1322 * fold-const.h: New argument is added.
1324 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1326 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
1328 (aarch64_print_hint_for_core): Likewise.
1329 (aarch64_print_hint_for_arch): Likewise.
1330 (aarch64_validate_march): Use it. Fix indentation in type signature.
1331 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
1332 (aarch64_validate_mtune): Likewise.
1333 (aarch64_handle_attr_arch): Likewise.
1334 (aarch64_handle_attr_cpu): Likewise.
1335 (aarch64_handle_attr_tune): Likewise.
1337 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1339 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
1342 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
1344 * config/m68k/m68k.c (m68k_option_override): Check
1345 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
1346 instead of stack_limit_rtx.
1348 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1350 * dwarf2out.c (gen_member_die): Handle inline static data member
1353 2016-10-13 Nathan Sidwell <nathan@acm.org>
1355 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
1356 gcov_var.mode. Remove unnecessary fstat.
1358 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
1361 * function.c (thread_prologue_and_epilogue_insns): Call all
1362 make_*logue_seq in the same order as traditional. Call them
1363 all a second time if shrink_wrapped_separate.
1365 2016-10-13 Marek Polacek <polacek@redhat.com>
1367 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1368 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
1371 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1373 PR tree-optimization/77937
1374 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1375 to infinite when we have a pointer with an increment of -1.
1377 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1379 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
1381 * memmodel.h: This file.
1382 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
1383 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
1384 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
1385 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
1386 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
1387 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
1388 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
1389 compare-elim.c, config/aarch64/aarch64-builtins.c,
1390 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
1391 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
1392 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
1393 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
1394 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
1395 config/darwin.c, config/epiphany/epiphany.c,
1396 config/epiphany/mode-switch-use.c,
1397 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
1398 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
1399 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
1400 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
1401 config/m68k/m68k.c, config/mcore/mcore.c,
1402 config/microblaze/microblaze.c, config/mmix/mmix.c,
1403 config/mn10300/mn10300.c, config/moxie/moxie.c,
1404 config/msp430/msp430.c, config/nds32/nds32-cost.c,
1405 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
1406 config/nds32/nds32-memory-manipulation.c,
1407 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
1408 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
1409 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
1410 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
1411 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
1412 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
1413 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
1414 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
1415 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
1416 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
1417 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
1418 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
1419 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
1420 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
1421 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
1422 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
1423 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
1424 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
1425 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
1426 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
1427 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
1428 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
1429 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
1430 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
1431 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
1432 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
1433 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
1434 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
1435 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
1436 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
1437 var-tracking.c, varasm.c: Include memmodel.h.
1438 * genattrtab.c (write_header): Include memmodel.h in generated file.
1439 * genautomata.c (main): Likewise.
1440 * gengtype.c (open_base_files): Likewise.
1441 * genopinit.c (main): Likewise.
1442 * genconditions.c (write_header): Include memmodel.h earlier in
1444 * genemit.c (main): Likewise.
1445 * genoutput.c (output_prologue): Likewise.
1446 * genpeep.c (main): Likewise.
1447 * genpreds.c (write_insn_preds_c): Likewise.
1448 * genrecog.c (write_header): Likewise.
1449 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
1451 2016-10-13 David Malcolm <dmalcolm@redhat.com>
1453 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
1454 for new "compact" param of print_rtx_function. Check for "cinsn"
1456 * print-rtl-function.c (flag_compact): New decl.
1457 (print_rtx_function): Add param "compact" and use it to set
1458 flag_compact, adding a description of the effect to the leading
1459 comment, and updating the example output.
1460 * print-rtl.c (flag_compact): New variable.
1461 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
1463 (print_rtx_operand_code_i): When printing source locations, wrap
1464 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
1465 (print_rtx_operand_code_r): Don't print regnos for hard regs and
1466 virtuals in compact mode.
1467 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
1468 apart from in LABEL_REFs.
1469 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
1470 Don't print basic block ids in compact mode.
1471 (print_rtx): In compact mode, prefix the code of insns with "c",
1472 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
1473 * print-rtl.h (print_rtx_function): Add "compact" param.
1475 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1477 * arm.h (TARGET_VFP): Delete.
1478 (TARGET_VFPD32): Remove references to TARGET_VFP.
1479 (TARGET_VFP3, TARGET_VFP5): Likewise.
1480 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
1481 (TARGET_NEON_FP16): Likewise.
1482 (TARGET_FMA): Likewise.
1483 (TARGET_CRYPTO): Likewise.
1484 (TARGET_NEON): Likewise.
1485 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1486 (FUNCTION_ARG_REGNO_P): Likewise.
1487 * arm.c (arm_option_check_internal): Likewise.
1488 (arm_option_override): Likewise.
1489 (use_return_insn): Likewise.
1490 (arm_function_value_regno_p): Likewise.
1491 (arm_apply_result_size): Likewise.
1492 (use_vfp_abi): Likewise.
1493 (arm_legitimate_address_outer_p): Likewise.
1494 (thumb2_legitimate_address_p): Likewise.
1495 (arm_legitimate_index_p): Likewise.
1496 (thumb2_legitimate_index_p): Likewise.
1497 (arm_legitimate_address): Likewise.
1498 (arm_get_vfp_saved_size): Likewise.
1499 (arm_emit_vfp_multi_reg_pop): Likewise.
1500 (arm_get_frame_offsets): Likewise.
1501 (arm_save_coproc_regs): Likewise.
1502 (arm_hard_regno_mode_ok): Likewise.
1503 (arm_expand_epilogue_apcs_frame): Likewise.
1504 (arm_expand_epilogue): Likewise.
1505 (arm_file_start): Likewise.
1506 (arm_conditional_register_usage): Likewise.
1507 (arm_validize_comparison): Use vfp_compare_operand directly.
1508 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
1509 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
1511 (arm_atomic_assign_expand_fenv): Likewise.
1512 * arm.md (divsf3): Likewise.
1513 (arm_negsi2): Likewise.
1515 (arm_movdi): Likewise.
1516 (arm_movt): Likewise.
1517 (cbranchsf4): Change predicate to vfp_compare_operand.
1518 (cbranchdf4): Change predicate to vfp_compare_operand.
1519 (cstorehf4): Change predicate to vfp_compare_operand.
1520 (cstoresf4): Change predicate to vfp_compare_operand.
1521 (cstoredf4): Change predicate to vfp_compare_operand.
1522 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
1523 (movhi_insn_arch4, movhi_bytes): Likewise.
1524 * constraints.md (Dt): Likewise.
1526 * iterators.md (SDF): Likewise.
1527 * predicates.md (arm_float_compare_operand): Delete.
1528 (const_double_vcvt_power_of_two_reciprocal): Remove references to
1530 (const_double_vcvt_power_of_two): Likewise.
1531 * thumb2.md thumb2_movsi_insn): Likewise.
1532 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
1533 (movhf_vfp): Likewise.
1534 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
1535 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1536 (movsf_vfp, thumb2_movsf_vfp): Likewise.
1537 (movdf_vfp, thumb2_movdf_vfp): Likewise.
1538 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1539 (subsf3_vfp, divsf3_vfp): Likewise.
1540 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1541 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1542 (mulsf3negsfsubsf_vfp): Likewise.
1543 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1544 (floatunssisf2, sqrtsf2_vfp): Likewise.
1545 (movcc_vfp): Likewise.
1546 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1547 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1548 (push_multi_vfp): Likewise.
1549 (set_fpscr, get_fpscr): Likewise.
1550 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1552 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1554 * arm.h (TARGET_VFP): Unconditionally define to 1.
1555 (arm_fpu_desc): Remove 'model' field.
1556 (TARGET_FPU_MODEL): Delete.
1557 * arm.c (all_fpus): Don't initialize the model field.
1558 (arm_can_inline_p): Don't check the FPU model.
1559 * arm-fpus.def: Remove redundant model field from all FPU
1562 2016-10-13 Richard Biener <rguenther@suse.de>
1565 * genmatch.c (struct capture): Add value_match member.
1566 (commutate): Preserve value_match.
1567 (lower_opt_convert): Likewise.
1568 (lower_cond): Likewise.
1569 (replace_id): Likewise.
1570 (struct dt_operand): Add value_match member.
1571 (decision_tree::cmp_node): Compare it.
1572 (decision_tree::insert_operand): Honor it when finding and
1573 when appending a DT_MATCH.
1574 (dt_operand::gen_match_op): Generate a type check after
1575 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1576 (parser::get_internal_capture_id): New helper.
1577 (parser::finish_match_operand): New function lowering @@<id>.
1578 (parser::parse_capture): Parse @@<id> as value-match.
1579 (parser::parse_expr): Use get_internal_capture_id.
1580 (parser::parse_simplify): Call finish_match_operand.
1581 (walk_captures): New helper.
1582 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1584 ((X /[ex] A) * A -> X): Likewise.
1585 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1586 convert[12] and value-matching.
1587 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1588 ((X | Y) | Y -> X | Y): Likewise.
1589 ((X ^ Y) ^ Y -> X): Likewise.
1590 (A - (A & B) -> ~B & A): Likewise.
1591 ((T)(P + A) - (T)P -> (T) A): Likewise.
1592 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1593 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1594 * doc/match-and-simplify.texi: Amend capture section.
1596 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1598 * config/arc/arc.md (umul_600): Remove predicated variant.
1599 (umul64_600): Likewise.
1601 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1603 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1605 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1607 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1608 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1609 no-overflow information to vect_do_peeling_for_loop_bound and
1610 vect_gen_vector_loop_niters.
1612 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1614 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1617 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1619 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1620 adjust_vec automatically.
1621 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1622 param exit_bb to guard_to.
1623 (slpeel_checking_verify_cfg_after_peeling):
1624 (set_prologue_iterations):
1625 (create_lcssa_for_virtual_phi): New func which is factored out from
1626 slpeel_tree_peel_loop_to_edge.
1627 (slpeel_tree_peel_loop_to_edge):
1628 (iv_phi_p): New func.
1629 (vect_can_advance_ivs_p): Call iv_phi_p.
1630 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1631 new gimple stmts in basic block.
1632 (vect_gen_niters_for_prolog_loop): Rename to...
1633 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1634 adjust implementation.
1635 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1636 sizetype if necessary.
1637 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1638 it to external function.
1639 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1640 (vect_gen_vector_loop_niters_mult_vf): New.
1641 (slpeel_update_phi_nodes_for_loops): New.
1642 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1643 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1644 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1645 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1646 tree-vect-loop-manip.c
1647 (vect_generate_tmps_on_preheader): Delete.
1648 (vect_transform_loop): Rename vectorization_factor to vf. Call
1649 vect_do_peeling instead of vect_do_peeling-* functions.
1650 * tree-vectorizer.h (vect_do_peeling): New decl.
1651 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1652 (vect_do_peeling_for_loop_bound): Delete.
1653 (vect_do_peeling_for_alignment): Delete.
1655 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1657 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1658 duplicated loop after its preheader and after the original loop.
1660 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1662 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1663 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1665 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1667 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1668 for live variable outside loop but not in lcssa form.
1670 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1672 * cfg.c (reset_original_copy_tables): New func.
1673 * cfg.h (reset_original_copy_tables): New decl.
1675 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1678 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1680 * varasm.c (default_binds_local_p_3): Formatting fix.
1682 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1684 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1686 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1687 Remove useless code.
1689 2016-10-13 Martin Liska <mliska@suse.cz>
1691 PR tree-optimization/77943
1692 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1693 a different EH landing pads.
1695 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1698 * hooks.h (hook_tree_void_null): Declare.
1699 * hooks.c (hook_tree_void_null): New function.
1700 * langhooks.c (lhd_return_null_tree_v): Remove.
1701 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1702 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1703 set y to const0_rtx.
1704 * function.c (stack_protect_epilogue): Likewise.
1705 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1706 if TARGET_THREAD_SSP_OFFSET is defined.
1707 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1708 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1709 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1710 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1711 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1712 (ix86_stack_protect_guard): New function.
1714 2016-10-13 Richard Biener <rguenther@suse.de>
1716 * dwarf2out.c (tree_add_const_value_attribute): Do not try
1717 rtl_for_decl_init during early phase.
1718 (gen_variable_die): Do not create locations during early phase.
1719 (gen_label_die): Likewise.
1720 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
1723 2016-10-12 Richard Biener <rguenther@suse.de>
1725 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
1726 try_add_new_range and made to eturn new range.
1727 (evrp_dom_walker::before_dom_children): Push op1 value range before
1728 pushing op0 value range.
1730 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1732 PR tree-optimization/77937
1733 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1734 POINTER_TYPE_P on the candidate type to determine whether
1735 candidates in this chain require pointer arithmetic.
1737 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
1739 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
1740 correction if the type is smaller than a word.
1741 (visium_select_cc_mode): Add ... fall through ... comment.
1743 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1745 * config/rs6000/rs6000.c (machine_function): Add new fields
1746 gpr_is_wrapped_separately and lr_is_wrapped_separately.
1747 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1748 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1749 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1750 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1751 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1752 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1753 (rs6000_get_separate_components): New function.
1754 (rs6000_components_for_bb): New function.
1755 (rs6000_disqualify_components): New function.
1756 (rs6000_emit_prologue_components): New function.
1757 (rs6000_emit_epilogue_components): New function.
1758 (rs6000_set_handled_components): New function.
1759 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
1760 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
1761 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
1762 (rs6000_emit_epilogue): Don't emit GPR restores if
1763 gpr_is_wrapped_separately for that register. Don't make a
1764 REG_CFA_RESTORE note for registers we did not restore, either.
1766 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1768 * function.c (thread_prologue_and_epilogue_insns): Call
1769 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
1770 if it has possibly changed. Compute the split_prologue_seq and
1771 epilogue_seq later, too.
1772 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
1773 (dump_components): New function.
1774 (struct sw): New struct.
1776 (init_separate_shrink_wrap): New function.
1777 (fini_separate_shrink_wrap): New function.
1778 (place_prologue_for_one_component): New function.
1779 (spread_components): New function.
1780 (disqualify_problematic_components): New function.
1781 (emit_common_heads_for_components): New function.
1782 (emit_common_tails_for_components): New function.
1783 (insert_prologue_epilogue_for_components): New function.
1784 (try_shrink_wrapping_separate): New function.
1785 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
1787 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1789 * regrename.c (build_def_use): Invalidate chains that have a
1790 REG_CFA_RESTORE on some instruction.
1792 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1794 * dce.c (delete_unmarked_insns): Don't delete instructions with
1795 a REG_CFA_RESTORE note.
1797 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1799 * common.opt (-fshrink-wrap-separate): New flag.
1800 * doc/invoke.texi: Document it.
1801 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
1802 * doc/tm.texi: Regenerate.
1803 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
1804 * target.def (shrink_wrap): New hook vector.
1805 (get_separate_components, components_for_bb, disqualify_components,
1806 emit_prologue_components, emit_epilogue_components,
1807 set_handled_components): New hooks.
1809 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1811 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1812 vector return by reference only if -Wpsabi.
1813 (rs6000_pass_by_reference): Similarly, for argument passing.
1815 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1817 * function-tests.c: Include "print-rtl.h".
1818 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1819 function, and verify what is dumped.
1820 * print-rtl-function.c (print_edge): New function.
1821 (begin_any_block): New function.
1822 (end_any_block): New function.
1823 (can_have_basic_block_p): New function.
1824 (print_rtx_function): Track the basic blocks of insns in the
1825 chain, wrapping those that are within blocks within "(block)"
1826 directives. Remove the "(cfg)" directive.
1828 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1830 * selftest.c (selftest::read_file): New function.
1831 (selftest::test_read_file): New function.
1832 (selftest::selftest_c_tests): Call test_read_file.
1833 * selftest.h (selftest::read_file): New decl.
1835 2016-10-12 Richard Biener <rguenther@suse.de>
1838 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1841 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1843 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1845 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1846 dwarf2out_assembly_start.
1848 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1850 * Makefile.in (SELFTEST_FLAGS): New variable.
1851 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1853 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1856 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1858 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1859 dumped in RTL dumps.
1861 2016-10-12 Martin Liska <mliska@suse.cz>
1863 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1864 (gimple_fold_builtin_memory_op): Use the function.
1865 (gimple_fold_builtin_strchr): Likewise.
1866 (gimple_fold_builtin_strcat): Likewise.
1867 (gimple_build): Likewise.
1869 2016-10-12 Nathan Sidwell <nathan@acm.org>
1871 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1873 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1875 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1876 equivalent 32-bit constant (modulo 2**32) when that yields
1877 smaller instructions.
1878 (size_of_int_loc_descriptor): Update accordingly.
1880 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1882 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1883 functions, call dwarf2out_decl on the parent function first.
1885 2016-10-12 Richard Biener <rguenther@suse.de>
1887 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1890 2016-10-12 Richard Biener <rguenther@suse.de>
1892 * tree-ssa-propagate.c
1893 (substitute_and_fold_dom_walker::before_dom_children): Do not
1894 ignore ASSERT_EXPRs but only preserve them.
1895 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1896 that have been propagated into.
1897 (vrp_finalize): Enable DCE for substitute_and_fold.
1899 2016-10-12 Richard Biener <rguenther@suse.de>
1901 PR tree-optimization/77920
1902 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1903 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1904 (simplify_abs_using_ranges): Likewise.
1905 (simplify_conversion_using_ranges): Likewise.
1906 (simplify_stmt_using_ranges): Adjust.
1908 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1910 PR tree-optimization/77929
1911 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1912 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1914 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1917 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1918 needs a base register for arg 1.
1920 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1922 * common.opt (Wimplicit-fallthrough) Turn into alias to
1923 -Wimplicit-fallthrough=3. Remove EnabledBy.
1924 (Wimplicit-fallthrough=): New option.
1925 * gimplify.c (warn_implicit_fallthrough_r): Use
1926 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1927 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1928 to -Wimplicit-fallthrough=3.
1929 (-Wimplicit-fallthrough=): Document.
1931 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1933 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1934 and GEU in DImode if TARGET_SUBXC.
1935 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1936 (seqdi<W:mode>_zero_subxc): Delete.
1937 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1938 (neg_seqdi<W:mode>_zero_vis3): Delete.
1939 (plus_seqdi<W:mode>_zero): Likewise.
1940 (minus_seqdi<W:mode>_zero): Likewise.
1941 (plus_plus_sltu<W:mode>): Accept only register.
1942 (addx<W:mode>): Likewise.
1943 (plus_sltu<W:mode>_vis3): Likewise.
1944 (plus_plus_sltu<W:mode>_vis3): Likewise.
1945 (neg_sgeu<W:mode>_vis3): Delete.
1946 (minus_sgeu<W:mode>_vis3): Likewise.
1947 (addxc<W:mode>): Accept only registers.
1948 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1949 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1950 (neg_plus_sltu<W:mode>_subxc): Likewise.
1951 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1952 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1953 (sgeu<W:mode>_insn_subxc): Delete.
1954 (plus_sgeu<W:mode>_subxc): Likewise.
1955 (subxc<W:mode>): Accept only register.
1956 (scc splitter): Split always GEU again.
1958 2016-10-11 Jeff Law <law@redhat.com>
1960 PR tree-optimization/77424
1961 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1962 dead conditionals. Assert that all e->aux fields are NULL.
1964 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1966 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1967 operand-printing "switch" statement into...
1968 (print_rtx_operand_code_0): ...this new function, ...
1969 (print_rtx_operand_code_e): ...this new function, ...
1970 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1971 (print_rtx_operand_code_i): ...this new function, ...
1972 (print_rtx_operand_code_r): ...this new function, ...
1973 (print_rtx_operand_code_u): ...this new function, ...
1974 (print_rtx_operand): ...and this new function.
1976 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1978 * config/alpha/alpha-passes.def: New file.
1979 * config/alpha/t-alpha: New file.
1980 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1981 (make_pass_handle_trap_shadows): New prototype.
1982 (make_pass_align_insns): Ditto.
1983 * config/alpha/alpha.c (alpha_option_override): Don't register
1985 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1987 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1990 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1991 distinct __ibm128 IBM extended double type if long doubles are
1992 128-bits and the default format for long double is IEEE 128-bit.
1994 2016-10-11 Richard Biener <rguenther@suse.de>
1996 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1997 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1998 (verify_die): New function.
1999 (dwarf2out_finish): Call it.
2000 (output_line_info): Handle case of -gsplit-dwarf without
2001 DWARF2_ASM_LINE_DEBUG_INFO.
2003 2016-10-11 Richard Biener <rguenther@suse.de>
2006 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
2007 sub-chains of BLOCK_VARS and gimple_bind_vars.
2009 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
2011 * config/i386/znver1.md : Fix imov/imovx load type reservations.
2013 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2015 * config/sparc/sparc.opt (msubxc): New option.
2016 * doc/invoke.texi (SPARC options): Document it and tidy up.
2017 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
2018 * doc/tm.texi: Regenerate.
2019 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
2021 (CCX_NOOV): Rename into...
2025 * config/sparc/predicates.m (fcc_register_operand): Simplify.
2026 (fcc0_register_operand): Likewise.
2027 (icc_register_operand): New.
2028 (icc_or_fcc_register_operand): Simplify.
2029 (nz_comparison_operator): New.
2030 (c_comparison_operator): Likewise.
2031 (noov_compare_operator): Rename into...
2032 (icc_comparison_operator): ...this. Use above predicates.
2033 (noov_compare64_operator): Rename into...
2034 (v9_comparison_operator): ...this and tidy up.
2035 (fcc_comparison_operator): New.
2036 (icc_or_fcc_comparison_operator): Likewise.
2037 (v9_register_compare_operator): Rename info...
2038 (v9_register_comparison_operator): ...this.
2039 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2040 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
2042 (sparc_fixed_condition_code_regs): New function.
2043 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
2044 renaming and add support for CCC/CCXC.
2045 (output_cbranch): Likewise.
2046 (sparc_print_operand): Likewise.
2047 (gen_v9_scc): Remove obsolete assertion.
2048 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
2049 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
2050 (output_cbcond): Remove bogus handling of CC modes.
2051 (sparc_register_move_cost): Return 100 for NO_REGS.
2052 * config/sparc/sparc.md (W): New mode iterator.
2053 (length): Adjust for noov_compare64_operator renaming.
2054 (cmpsi_sne): New instruction.
2055 (cmpdi_sne): Likewise.
2056 (seqdi_special): Delete.
2057 (seqdi_special): Likewise.
2058 (snesi<P:mode>_special): Likewise.
2059 (snedi_special): Likewise.
2060 (snedi_special_vis3): Likewise.
2061 (snesi patterns): Use W iterator.
2062 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
2063 (sltu patterns): Likewise.
2064 (sgeu patterns): Likewise.
2065 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
2066 (normal_branch): Use icc_comparison_operator predicate.
2067 (inverted_branch): Likewise.
2068 (cbcond_sp32): Use comparison_operator predicate.
2069 (cbcond_sp64): Likewise.
2070 (normal_int_branch_sp64): Adjust for renaming
2071 (inverted_int_branch_sp64): Likewise.
2072 (mov<I:mode>_cc_reg_sp64): Likewise.
2073 (movsf_cc_reg_sp6): Likewise.
2074 (movdf_cc_reg_sp64): Likewise.
2075 (movtf_cc_reg_hq_sp64): Likewise.
2076 (movtf_cc_reg_sp64): Likewise.
2077 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
2078 (movsf_cc_v9): Likewise.
2079 (movdf_cc_v9): Likewise.
2080 (movtf_cc_hq_v9): Likewise.
2081 (movtf_cc_v9): Likewise.
2082 (adddi3): Call gen_adddi3_sp32.
2083 (adddi3_insn_sp32): Rename to...
2084 (adddi3_sp32): ...this. Accept only register_operand as operand #1
2085 and use CCCmode for the carry.
2086 (addx_extend_sp32): Use CCCmode for the carry.
2087 (addx_extend_sp64): Delete.
2088 (adddi3_extend_sp32): Use CCCmode for the carry.
2089 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
2090 (subdi3): Call gen_subdi3_sp32.
2091 (subdi3_insn_sp32): Rename to...
2092 (subdi3_sp32): ...this and use CCmode for the carry.
2093 (subx_extend_sp32): Use CCCmode for the carry.
2094 (subx_extend_sp64): Delete.
2095 (subdi3_extend_sp32): Use CCmode for the carry.
2096 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
2097 (negdi3): Call gen_negdi3_sp32.
2098 (negdi3_sp32): Use CCCmode for the carry.
2099 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
2100 (cmp_nz_ashift_1): Use CCNZ mode.
2101 (cmp_nz_set_ashift_1): Likewise.
2102 (ctrapsi4): Use comparison_operator predicate.
2103 (ctrapdi4): Likewise.
2104 (trapsi_insn): Use icc_comparison_operator predicate.
2105 (trapdi_insn): Likewise.
2106 (edge8 patterns): Use CCNZmode.
2107 (edge16 patterns): Likewise.
2108 (edge32 patterns): Likewise.
2110 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2112 * config/visium/visium-modes.def (CC_NOOV): Rename into...
2114 (CC_BTST): Rename into...
2116 * config/visium/predicates.md (real_add_operand): New.
2117 (visium_btst_operator): Rename into...
2118 (visium_equality_comparison_operator): ...this.
2119 (visium_noov_operator): Rename into...
2120 (visium_nz_comparison_operator): ...this.
2121 (visium_c_comparison_operator): New.
2122 (visium_branch_operator): Adjust and deal with all CC modes.
2123 * config/visium/visium.c (visium_adjust_cost): Adjust.
2124 (visium_split_double_add): Use the *_set_carry patterns.
2125 (visium_select_cc_mode): Add support for CCC mode and adjust.
2126 (output_cbranch): Adjust and use the carry-based operators for
2127 floating-point comparisons.
2128 * config/visium/visium.md (flags_subst_arith): Adjust.
2129 (addsi3_insn_set_carry): New instruction.
2130 (subsi3_insn_set_carry): Likewise.
2131 (negsi2_insn_set_carry): Likewise.
2133 (cmp<mode>_sne): Likewise.
2134 (cbranch<mode>4): Use ordered_comparison_operator.
2135 (cbranch<mode>4_insn): Likewise.
2136 (cbranchsi4_btst_insn): Adjust.
2138 2016-10-11 Tom de Vries <tom@codesourcery.com>
2141 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
2144 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2146 * tree.h (build_complex_type): Add second parameter with default.
2147 * tree.c (build_complex_type): Add NAMED second parameter and adjust
2148 recursive call. Create a TYPE_DECL only if NAMED is true.
2149 (build_common_tree_nodes): Pass true in calls to build_complex_type.
2151 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
2153 New avr-passes.def to register AVR specific passes.
2155 * config/avr/avr-passes.def: New file.
2156 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
2157 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
2158 (make_avr_pass_recompute_note): New proto.
2159 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
2160 (avr_pass_recompute_notes): Use anonymous namespace.
2161 (avr_register_passes): Remove function...
2162 (avr_option_override): ...and its call.
2164 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
2166 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
2167 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
2168 PTF_AVOID_BRANCHLIKELY_SPEED for others.
2169 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
2171 * config/mips/mips.c (mips_option_override): Enable the branch
2172 likely depending on the tune flags and optimization level.
2173 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
2174 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
2175 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
2176 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
2178 2016-10-11 Richard Biener <rguenther@suse.de>
2180 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
2181 (output_function): Properly stream the whole block tree.
2182 * lto-streamer-in.c (input_function): Likewise.
2184 2016-10-11 Marek Polacek <polacek@redhat.com>
2186 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
2188 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2190 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
2191 (evrp_dom_walker::before_dom_children): Infer and push new value
2192 ranges for x in y < x.
2194 2016-10-10 Joseph Myers <joseph@codesourcery.com>
2197 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
2198 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2199 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2200 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2201 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
2202 (IA64_NO_LIBGCC_TFMODE): Likewise.
2204 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2206 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
2209 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
2211 * config.gcc: Add aarch64-*-freebsd* support.
2212 * config.host: Likewise.
2213 * config/aarch64/aarch64-freebsd.h: New file.
2214 * config/aarch64/t-aarch64-freebsd: Ditto.
2216 2016-10-10 Jeff Law <law@redhat.com>
2218 PR tree-optimization/71947
2219 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
2220 B with A within a single statement.
2222 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2224 PR tree-optimization/77824
2225 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
2226 zero cost for copies.
2227 (find_candidates_dom_walker::before_dom_children): Replace
2228 MODIFY_EXPR with SSA_NAME.
2229 (replace_mult_candidate): Likewise.
2230 (replace_profitable_candidates): Likewise.
2232 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2234 * config/s390/s390.h: Wrap more macros args in brackets and fix
2236 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
2238 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2240 2016-10-10 Andreas Schwab <schwab@suse.de>
2243 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
2244 pseudo is not DImode.
2246 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
2248 * common/config/arc/arc-common.c (arc_option_optimization_table):
2249 Remove compact casesi option.
2250 * config/arc/arc.c (arc_override_options): Use compact casesi
2251 option only for pre-ARCv2 cores.
2252 * doc/invoke.texi (mcompact-casesi): Update text.
2254 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2256 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
2257 Add macro to say we can efficiently handle overlapping unaligned
2259 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
2260 poor code for processors older than p8.
2262 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
2264 * gen-pass-instances.awk: Remove GNUism.
2266 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2268 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
2269 NULL of (*ipcp_transformations)][node->uid].
2271 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
2273 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2274 (MALLOC_ABI_ALIGNMENT): Define.
2276 2016-10-09 Jakub Jelinek <jakub@redhat.com>
2278 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
2279 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
2280 VAR_OR_FUNCTION_DECL_P macros.
2281 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
2282 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
2283 chkp_find_bounds_1): Likewise.
2284 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
2285 * hsa-gen.c (get_symbol_for_decl): Likewise.
2286 * cgraphunit.c (check_global_declaration, analyze_functions,
2287 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
2289 * gimple-fold.c (can_refer_decl_in_current_unit_p,
2290 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
2292 * tree.c (set_decl_section_name, copy_node_stat,
2293 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
2294 merge_dllimport_decl_attributes, handle_dll_attribute,
2295 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
2296 verify_type): Likewise.
2297 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
2298 find_explicit_erroneous_behavior): Likewise.
2299 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
2300 * ipa.c (process_references): Likewise.
2301 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
2302 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
2303 notice_global_symbol, assemble_variable, mark_decl_referenced,
2304 build_constant_desc, output_constant_def_contents, do_assemble_alias,
2305 make_decl_one_only, default_section_type_flags,
2306 categorize_decl_for_section, default_encode_section_info): Likewise.
2307 * trans-mem.c (requires_barrier): Likewise.
2308 * gimple-expr.c (mark_addressable): Likewise.
2309 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
2310 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
2311 expand_debug_expr): Likewise.
2312 * tree-dump.c (dequeue_and_dump): Likewise.
2313 * ubsan.c (instrument_bool_enum_load): Likewise.
2314 * tree-pretty-print.c (print_declaration): Likewise.
2315 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
2316 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
2317 * asan.c (asan_protect_global, instrument_derefs): Likewise.
2318 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
2319 pass_build_ssa::execute): Likewise.
2320 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
2321 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
2323 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
2325 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
2326 can_be_nonlocal, remap_decls, copy_debug_stmt,
2327 initialize_inlined_parameters, add_local_variables,
2328 reset_debug_binding, replace_locals_op): Likewise.
2329 * dse.c (can_escape): Likewise.
2330 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
2332 * tree-diagnostic.c (default_tree_printer): Likewise.
2333 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
2334 unpack_ts_decl_with_vis_value_fields,
2335 lto_input_ts_decl_common_tree_pointers): Likewise.
2336 * builtins.c (builtin_save_expr, fold_builtin_expect,
2337 readonly_data_expr): Likewise.
2338 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
2339 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
2341 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
2342 * gimplify.c (force_constant_size, gimplify_bind_expr,
2343 gimplify_decl_expr, gimplify_var_or_parm_decl,
2344 gimplify_compound_lval, gimplify_init_constructor,
2345 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
2346 gimplify_type_sizes): Likewise.
2347 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2348 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
2349 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
2350 remove_unused_locals): Likewise.
2351 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
2352 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
2353 * function.c (instantiate_expr, instantiate_decls_1,
2354 setjmp_vars_warning, add_local_decl): Likewise.
2355 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
2357 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
2358 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
2359 optimize_va_list_gpr_fpr_size): Likewise.
2360 * tree-nrv.c (pass_nrv::execute): Likewise.
2361 * tsan.c (instrument_expr): Likewise.
2362 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2363 * vtable-verify.c (verify_bb_vtables): Likewise.
2364 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
2365 get_ref_base_and_extent): Likewise.
2366 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
2368 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
2369 analyze_all_variable_accesses): Likewise.
2370 * tree-nested.c (get_nonlocal_debug_decl,
2371 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
2372 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
2373 get_local_debug_decl, convert_local_omp_clauses,
2374 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
2376 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
2377 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
2378 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
2379 dbxout_symbol, dbxout_common_check): Likewise.
2380 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
2381 string_constant): Likewise.
2382 * hsa.c (hsa_get_declaration_name): Likewise.
2383 * passes.c (rest_of_decl_compilation): Likewise.
2384 * tree-ssanames.c (make_ssa_name_fn): Likewise.
2385 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
2386 pack_ts_decl_with_vis_value_fields,
2387 write_ts_decl_common_tree_pointers): Likewise.
2388 * stor-layout.c (place_field): Likewise.
2389 * symtab.c (symtab_node::maybe_create_reference,
2390 symtab_node::verify_base, symtab_node::make_decl_local,
2391 symtab_node::copy_visibility_from,
2392 symtab_node::can_increase_alignment_p): Likewise.
2393 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
2394 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
2395 fortran_common, add_location_or_const_value_attribute,
2396 add_scalar_info, add_linkage_name, set_block_abstract_flags,
2397 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
2398 optimize_one_addr_into_implicit_ptr,
2399 optimize_location_into_implicit_ptr): Likewise.
2400 * gimple-low.c (record_vars_into): Likewise.
2401 * ipa-visibility.c (update_vtable_references): Likewise.
2402 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
2404 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
2405 DFS::DFS_write_tree_body, write_symbol): Likewise.
2406 * langhooks.c (lhd_warn_unused_global_decl,
2407 lhd_set_decl_assembler_name): Likewise.
2408 * attribs.c (decl_attributes): Likewise.
2409 * except.c (output_ttype): Likewise.
2410 * varpool.c (varpool_node::get_create, ctor_for_folding,
2411 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
2412 * fold-const.c (fold_unary_loc): Likewise.
2413 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
2414 ipa_find_agg_cst_from_init): Likewise.
2415 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
2416 expand_omp_target, lower_omp_regimplify_p,
2417 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
2418 find_link_var_op): Likewise.
2419 * tree-chrec.c (chrec_contains_symbols): Likewise.
2420 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
2421 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
2422 execute_fixup_cfg): Likewise.
2424 PR tree-optimization/77901
2425 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
2426 if ranges[i].exp is SSA_NAME when looking for >= and only when
2427 ranges[i].exp is NULL or SSA_NAME when looking for the other
2430 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2432 * ipa-cp.c (ipcp_alignment_lattice): Remove.
2433 (ipcp_param_lattices): Remove field alignment.
2434 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
2435 (set_all_contains_variable): Remove call to
2436 ipcp_alignment_lattice::set_to_bottom.
2437 (initialize_node_lattices): Likewise.
2438 (propagate_alignment_accross_jump_function): Remove.
2439 (propagate_constants_accross_call): Remove call to
2440 propagate_alignment_accross_jump_function.
2441 (ipcp_store_alignment_results): Remove.
2442 (ipcp_driver): Remove call to ipcp_store_alignment_results.
2443 (propagate_bits_accross_jump_function): Handle ancestor jump function.
2444 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
2445 pretty-printing of alignment jump function.
2446 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
2447 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
2448 alignments and remove computing ipa_alignment jump function.
2449 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
2450 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
2451 (ipa_read_jump_function): Remove reading of ipa_alignment.
2452 (write_ipcp_transformation_info): Remove streaming for alignment
2453 propagation summary.
2454 (read_ipcp_transformation_info): Remove reading of alignment
2455 propagation summary.
2456 (ipcp_update_alignments): Remove.
2457 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
2459 (ipcp_transform_function): Remove call to ipcp_update_alignments()
2460 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
2461 * ipa-prop.h (ipa_alignment): Remove.
2462 (ipa_jump_func): Remove field alignment.
2463 (ipcp_transformation_summary): Remove field alignments.
2464 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
2465 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
2466 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2468 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
2470 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
2472 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
2474 (visium_expand_fp_cstore): Likewise.
2476 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2478 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
2479 * diagnostic.c (warning_at_rich_loc_n): New function.
2480 (diagnostic_n_impl_richloc): Likewise.
2481 (diagnostic_n_impl): Move most of the function to
2482 diagnostic_n_impl_richloc and call it.
2484 2016-10-08 Jakub Jelinek <jakub@redhat.com>
2486 * gen-pass-instances.awk: Rewritten.
2487 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
2488 $(PASSES_EXTRA) after passes.def to the script.
2489 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
2490 * config/i386/i386-passes.def: New file.
2491 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
2492 make_pass_stv): Declare.
2493 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
2495 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
2497 (pass_stv::clone, pass_stv::set_pass_param): New methods.
2498 (pass_stv::timode_p): New non-static data member.
2499 (ix86_option_override): Don't register passes here.
2501 * doc/invoke.texi: Document accepting Else, fallthrough.
2503 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
2506 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
2507 FALLTHRU comment styles.
2509 2016-10-07 Andrew Pinski <apinski@cavium.com>
2511 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
2512 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
2513 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
2515 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
2517 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
2519 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
2520 (AARCH64_ARCH): Likewise.
2521 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
2523 (AARCH64_CORE): Likewise.
2524 (AARCH64_ARCH): Likewise.
2525 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
2526 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2527 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
2528 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2529 (AARCH64_ARCH): Likewise.
2530 (AARCH64_CORE): Likewise.
2531 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
2532 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
2533 (AARCH64_CORE): Likewise.
2534 (AARCH64_ARCH): Likewise.
2536 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2538 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2539 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2540 floating point type infrastructre, and -mfloat128 that enables the
2541 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2542 if -mfloat128-type. Define __ibm128 to be long double by default.
2543 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2544 the IEEE 128-bit floating point type infrastructure should
2545 automatically be enabled.
2546 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2547 instead of -mfloat128 to enable KFmode.
2548 (rs6000_option_override_internal): Split the option -mfloat128
2549 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2550 systems, automatically set -mfloat128-type, but don't enable it on
2551 other operating systems. Move setting the long double size and
2552 IEEE quad support before the IEEE 128-bit floating point changes.
2553 (rs6000_init_builtins): Do not create a unique type for __ibm128
2554 if long double is IBM extended double, instead rely on __ibm128
2555 being defined as 'long double'. If -mfloat128-type and not
2556 -mfloat128, create the KFmode type with an undocumented __ieee128
2558 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2559 -mfloat128 for tests about the types, but keep tests for
2560 -mfloat128 to enable the keyword support.
2561 (rs6000_complex_function_value): Likewise.
2562 (rs6000_scalar_mode_supported_p): Likewise.
2563 (rs6000_floatn_mode): Likewise.
2564 (rs6000_c_mode_for_suffix): Likewise.
2565 (rs6000_opt_masks): Add -mfloat128-type.
2566 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2567 -mfloat128-type being split from -mfloat128. Add
2568 -mfloat128-hardware, which was missing.
2569 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2570 -mfloat128 and -mfloat128-type:
2571 (-mfloat128-type): Likewise.
2572 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2573 that 64-bit Linux systems with enable -mfloat128-type by default
2575 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2576 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2577 -mfloat128-type instead of -mfloat128.
2578 (FLOAT128_2REG_P): Likewise.
2579 (MASK_FLOAT128_TYPE): Likewise.
2580 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2581 (RS6000_BTM_FLOAT128): Likewise.
2582 (TARGET_FLOAT128): Poison old identifiers.
2583 (OPTION_MASK_FLOAT128): Likewise.
2584 (MASK_FLOAT128): Likewise.
2585 * config/rs6000/rs6000.md (FP): Likewise.
2586 (FLOAT128): Likewise.
2587 (fix_trunc<mode>di2): Likewise.
2588 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2589 (floatdi<mode>2): Likewise.
2590 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2591 (neg<mode>2, FLOAT128 iterator): Likewise.
2592 (abs<mode>2, FLOAT128 iterator): Likewise.
2593 (ieee_128bit_negative_zero): Likewise.
2594 (ieee_128bit_vsx_neg<mode>2): Likewise.
2595 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2596 (ieee_128bit_vsx_abs<mode>2): Likewise.
2597 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2598 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2599 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2600 (extendiftf2): Likewise.
2601 (extendifkf2): Likewise.
2602 (extendtfkf2): Likewise.
2603 (trunciftf2): Likewise.
2604 (truncifkf2): Likewise.
2605 (trunckftf2): Likewise.
2606 (trunctfif2): Likewise.
2607 (extendkftf2): Likewise.
2608 (trunctfkf2): Likewise.
2610 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2612 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2613 before merging in bytes to pass down to real_from_target.
2615 2016-10-07 Richard Biener <rguenther@suse.de>
2617 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2619 (substitute_and_fold_dom_walker::before_dom_children):
2620 Substitute and fold before pass specific folding to avoid
2621 feeding that with SSA names that will be later released.
2622 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2623 introduced by folding and visited by evaluate_stmt called during
2625 (likely_value): Likewise.
2626 (evaluate_stmt): Likewise.
2627 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2628 (simplify_div_or_mod_using_ranges): Likewise.
2629 (simplify_min_or_max_using_ranges): Likewise.
2630 (simplify_abs_using_ranges): Likewise.
2631 (simplify_conversion_using_ranges): Likewise.
2632 (simplify_float_conversion_using_ranges): Likewise.
2633 (simplify_stmt_using_ranges): Likewise.
2635 2016-10-07 Marek Polacek <polacek@redhat.com>
2637 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2638 FALLTHROUGH_LABEL_P here...
2639 (warn_implicit_fallthrough_r): ...not here.
2641 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2643 PR tree-optimization/77880
2644 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2647 2016-10-07 Marek Polacek <polacek@redhat.com>
2650 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2652 2016-10-07 Richard Biener <rguenther@suse.de>
2654 * bitmap.h: Document constraints on bitmap modification while
2657 2016-10-07 Richard Biener <rguenther@suse.de>
2659 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2660 * bitmap.h (bmp_iter_set): When advancing to the next element
2661 check that we didn't remove the current one.
2662 (bmp_iter_and): Likewise.
2663 (bmp_iter_and_compl): Likewise.
2664 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2665 we currently iterate on but keep a one-level queue.
2666 * sched-deps.c (remove_from_deps): Do not clear current bit
2667 but keep a one-level queue.
2669 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2671 PR tree-optimization/77664
2672 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2673 for the other ranges.
2674 (optimize_range_tests_diff): Fix up formatting.
2675 (optimize_range_tests_var_bound): New function.
2676 (optimize_range_tests): Use it.
2678 2016-10-07 Martin Liska <mliska@suse.cz>
2680 * coverage.c (build_gcov_exit_decl): Fix priority what
2681 should be really 99.
2683 2016-10-07 Richard Biener <rguenther@suse.de>
2685 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2686 vars in gimple_bind_vars but not in BLOCK_VARS.
2688 2016-10-07 Richard Biener <rguenther@suse.de>
2690 PR tree-optimization/77879
2691 * tree-ssa-structalias.c (handle_const_call): Properly handle
2693 (handle_pure_call): Likewise.
2695 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2697 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2698 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2701 2016-10-06 Andrew Pinski <apinski@cavium.com>
2703 * config/aarch64/aarch64-cores.def: Add a comment before each
2706 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2708 PR tree-optimization/77862
2709 * tree-vrp.c (add_equivalence): Use get_value_range so that
2710 num_vr_values is checked before accessing vr_values.
2712 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2714 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2717 2016-10-05 Jeff Law <law@redhat.com>
2719 PR tree-optimization/71661
2720 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
2721 removal of a forwarder exposes a new natural loop.
2723 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
2725 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
2726 Introduce ssesuffix variable.
2727 (<mask_codefor><code><mode>3<mask_name>): Ditto.
2728 (*<code><mode>3): Ditto.
2730 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
2732 * postreload.c (reload_cse_simplify): Skip also USE when detecting
2735 2016-10-06 Richard Biener <rguenther@suse.de>
2737 PR tree-optimization/77855
2738 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
2739 instead of removing the current item while iterating over the set
2742 2016-10-06 James Clarke <jrtc27@jrtc27.com>
2743 Eric Botcazou <ebotcazou@adacore.com>
2746 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
2747 (classify_registers): Don't set it
2748 (function_arg_slotno): Don't initialize and test it. Tidy up.
2750 2016-10-06 Richard Biener <rguenther@suse.de>
2752 PR tree-optimization/77839
2753 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
2756 2016-10-06 Martin Liska <mliska@suse.cz>
2758 * gcc.c: Set -fprofile-update=atomic when profiling is
2759 enabled and -pthread is set. Warn when one combines
2760 -pthread and -fprofile-update=single for an app using
2763 2016-10-06 Martin Liska <mliska@suse.cz>
2766 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
2767 * gimple-ssa-strength-reduction.c (slsr_process_cast):
2768 Initialize a pointer to NULL.
2769 (slsr_process_copy): Likewise.
2770 * input.c (location_get_source_line): Likewise.
2771 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2773 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
2775 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
2776 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
2777 (ix86_handle_option): Deleted handle of OPT_mpcommit.
2778 * config.gcc: Deleted pcommitintrin.h
2779 * config/i386/pcommitintrin.h: Deleted file.
2780 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
2781 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
2783 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
2785 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
2786 (PTA_PCOMMIT): Deleted define.
2787 (ix86_option_override_internal): Deleted handle of option.
2788 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
2789 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
2790 __builtin_ia32_pcommit): Deleted.
2791 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
2792 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
2793 (pcommit): Deleted instruction.
2794 * config/i386/i386.opt: Mention -mpcommit deprecation.
2795 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2797 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
2800 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
2801 Remove wrong assert.
2802 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
2803 Use <round_constraint> as operand 1 constraint.
2805 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2808 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2809 (ubsan_instrument_float_cast): And not here.
2812 * ubsan.c (ubsan_ids): New GTY(()) array.
2813 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2814 instead of static local counters.
2816 2016-10-05 Martin Sebor <msebor@redhat.com>
2819 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2820 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2821 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2822 (default_printf_pointer_format): Define function.
2823 * targhooks.c (linux_printf_pointer_format): Define new function.
2824 * targhooks.h (linux_printf_pointer_format): Declare.
2825 (gnu_libc_printf_pointer_format): Remove declaration.
2827 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2829 * fold-const.c (native_encode_real): Fix logic for selecting offset
2830 to write to when BYTES_BIG_ENDIAN.
2832 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2834 * builtins.c (fold_builtin_strchr): Remove function.
2835 (fold_builtin_strrchr): Likewise.
2836 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2837 * gimple-fold.c (target_char_cst_p): New function.
2838 (gimple_fold_builtin_strchr) Add more foldings.
2839 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2841 2016-10-05 Richard Biener <rguenther@suse.de>
2844 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2845 capture ids in c-exprs.
2847 2016-10-05 Richard Biener <rguenther@suse.de>
2850 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2851 with types_match for GIMPLE code gen to handle type mismatched
2853 (dt_operand::gen): Adjust.
2854 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2857 2016-10-05 Richard Biener <rguenther@suse.de>
2859 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2861 2016-10-05 Richard Biener <rguenther@suse.de>
2864 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2866 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2868 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2869 version check to protect only DW_TAG_imported_module generation.
2871 2016-10-05 Richard Biener <rguenther@suse.de>
2874 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2876 2016-10-04 Ian Lance Taylor <iant@golang.org>
2878 * explow.c (allocate_dynamic_stack_space): Call
2879 do_pending_stack_adjust before handling flag_split_stack.
2881 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2883 * genattrtab.c (make_internal_attr): Supply dummy column number to
2886 * genoutput.c (init_insn_for_nothing): Likewise.
2887 * gensupport.c (add_define_attr): Likewise.
2888 * read-md.c (message_at_1): Print column number.
2889 (fatal_with_file_and_line): Likewise.
2890 (rtx_reader::read_char): Track column numbers.
2891 (rtx_reader::unread_char): Likewise.
2892 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2893 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2894 (rtx_reader::handle_file): Initialize m_read_md_colno.
2895 (rtx_reader::get_current_location): Supply column number to
2897 * read-md.h (struct file_location): Add field "colno".
2898 (file_location::file_location): Likewise.
2899 (rtx_reader::get_colno): New accessor.
2900 (rtx_reader::m_read_md_colno): New field.
2901 (rtx_reader::m_last_line_colno): New field.
2903 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2905 * doc/extend.texi (Java Exceptions): Remove.
2906 (java_interface): Remove.
2908 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2910 PR tree-optimization/77808
2911 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2912 and addr are different before copying points-to information.
2914 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2916 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2917 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2918 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2919 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2921 2016-10-04 Richard Biener <rguenther@suse.de>
2923 PR tree-optimization/77399
2924 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2925 verify the target can convert.
2927 2016-10-04 Richard Biener <rguenther@suse.de>
2930 * explow.c (plus_constant): Verify the mode of the constant
2931 pool offset before calling plus_constant.
2933 2016-10-04 Richard Biener <rguenther@suse.de>
2936 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2937 type support, mark with :C.
2938 (X / -X -> -1): Mark with :C.
2940 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2942 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2943 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2944 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2945 * doc/tm.texi: Regenerated.
2946 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2947 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2948 * config/darwin.h (JCR_SECTION_NAME): Remove.
2949 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2950 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2951 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2952 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2953 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2954 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2956 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2958 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2959 between "because" and "param" in dump message in call to fprintf.
2961 2016-10-03 Jeff Law <law@redhat.com>
2963 PR tree-optimization/71550
2964 PR tree-optimization/71403
2965 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2966 (profitable_jump_thread_path): Also return boolean indicating if
2967 the realized path will create an irreducible loop.
2968 Remove loop depth tests from 71403.
2969 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2970 from 71403. If threading will create an irreducible loop, then
2971 throw away loop iteration and related information.
2973 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2975 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2976 -Woverloaded-virtual checks for warning options.
2977 * configure: Regenerate.
2979 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2981 PR preprocessor/77699
2982 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2983 (get_next_line): Return false on error.
2984 (read_next_line): Removed, use get_next_line instead.
2985 (read_line_num): Don't copy the line.
2986 (location_get_source_line): Don't use static data.
2987 (selftest::test_reading_source_line): Add more test cases.
2989 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2992 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2994 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2995 (noce_process_if_block): Use it.
2997 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2999 * doc/invoke.texi: Update -Wint-in-bool-context.
3001 2016-10-02 Jakub Jelinek <jakub@redhat.com>
3003 * dwarf2out.c (output_fde, output_call_frame_info,
3004 dwarf2out_do_cfi_startproc, set_indirect_string,
3005 gen_internal_sym, output_die, output_line_info): Use
3006 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
3007 ASM_GENERATE_INTERNAL_LABEL output.
3009 2016-10-01 Richard Biener <rguenther@suse.de>
3012 * genmatch.c (get_operand_type): Add operand position arg
3013 and handle COND_EXPR comparison operand with fixed boolean_type_node.
3014 (expr::gen_transform): Adjust.
3015 (dt_simplify::gen_1): Likewise.
3017 2016-10-01 Jakub Jelinek <jakub@redhat.com>
3019 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
3020 comments. Simplify asserts, remove unnecessary conditions.
3022 (*<code><mode>3): Likewise.
3024 2016-09-30 Jakub Jelinek <jakub@redhat.com>
3026 * doc/invoke.texi (-Wregister): Document.
3028 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
3030 * configure.ac: Split CHECKING_P into CHECKING_P and
3031 ENABLE_EXTRA_CHECKING.
3032 * configure: Regenerated.
3033 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
3034 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
3036 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
3039 * gcc.c (process_command): For @filename handling, output
3040 the correct name if the file does not exist.
3042 2016-09-30 Marek Polacek <polacek@redhat.com>
3044 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
3045 * config/alpha/predicates.md: Likewise.
3047 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3049 * ifcvt.c (noce_try_avoid_const_materialization): New function.
3050 (noce_process_if_block): Use it.
3052 2016-09-30 Martin Liska <mliska@suse.cz>
3054 * doc/invoke.texi: Document asan-use-after-return that
3055 it's disabled by default in runtime.
3057 2016-09-30 Richard Biener <rguenther@suse.de>
3059 * tree-vrp.c (intersect_ranges): If we failed to handle
3060 the intersection choose a constant singleton range if available.
3062 2016-09-30 Richard Biener <rguenther@suse.de>
3064 PR tree-optimization/77399
3065 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3066 float <-> int conversions.
3068 2016-09-30 Alan Modra <amodra@gmail.com>
3070 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
3072 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3074 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
3075 ext_level before calling CPUID with 0x80000008.
3076 Simplify xgetbv checks.
3078 2016-09-29 David Malcolm <dmalcolm@redhat.com>
3080 * Makefile.in (OBJS): Add print-rtl-function.o.
3081 * print-rtl-function.c: New file.
3082 * print-rtl.h (print_rtx_function): New decl.
3084 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3087 * config/i386/cpuid.h (__get_cpuid_count): New.
3088 (__get_cpuid): Rename __level to __leaf.
3090 2016-09-29 Marek Polacek <polacek@redhat.com>
3092 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
3094 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
3096 * builtins.c (expand_builtin_memcmp): don't swap args unless
3097 result is only being compared with zero.
3099 2016-09-29 Marek Polacek <polacek@redhat.com>
3101 * dwarf2out.c (loc_descriptor): Add fall through comment.
3102 (add_const_value_attribute): Likewise.
3104 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
3106 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
3107 with "v6t2". Move "arch" attribute above "pool_range".
3108 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
3110 (*thumb2_movhi_vfp): Likewise.
3111 (*arm_movhi_fp16): Likewise.
3112 (*thumb2_movhi_fp16): Likewise.
3113 (*arm_movsi_vfp): Remove "arch" attribute.
3114 (*thumb2_movsi_vfp): Likewise.
3116 2016-09-29 Martin Liska <mliska@suse.cz>
3118 * doc/extend.texi: Remove limitation of Objective C for
3119 __attribute__((constructor)) and __attribute__((destructor)).
3121 2016-09-29 Richard Biener <rguenther@suse.de>
3123 PR tree-optimization/77768
3124 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3125 Handle stores to readonly memory when removing redundant stores.
3127 2016-09-29 Richard Biener <rguenther@suse.de>
3130 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
3131 X / -X -> -1 simplifications.
3133 2016-09-29 Richard Biener <rguenther@suse.de>
3136 * match.pd: Add max(a,-a) -> abs(a) pattern.
3137 * tree-ssa-phiopt.c (minmax_replacement): Disable for
3138 HONOR_SIGNED_ZEROS types.
3140 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
3142 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
3143 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
3145 2016-09-29 Richard Biener <rguenther@suse.de>
3147 * tree-vrp.c (set_defs_to_varying): New helper avoiding
3148 writing to vr_const_varying.
3149 (vrp_initialize): Call it.
3150 (vrp_visit_stmt): Likewise.
3151 (evrp_dom_walker::before_dom_children): Likewise.
3153 2016-09-29 Richard Biener <rguenther@suse.de>
3155 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
3156 constructors with vector elements.
3158 2016-09-29 Richard Biener <rguenther@suse.de>
3160 PR tree-optimization/77768
3161 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
3162 with stores to a place we know has a constant value.
3164 2016-09-29 Alan Modra <amodra@gmail.com>
3166 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
3167 * doc/invoke.texi: Document it.
3168 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
3169 (rs6000_passes_float): Comment.
3170 (rs6000_passes_long_double): New static var.
3171 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
3172 (init_cumulative_args): Set up to emit fp .gnu_attribute for
3173 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
3174 to include fp values returned in vectors.
3175 Set rs6000_passes_long_double.
3176 (rs6000_function_arg_advance_1): Likewise for function args.
3177 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
3178 and SPE. Emit long double tag value too.
3179 (rs6000_opt_vars): Add gnu-attr.
3180 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
3181 * configure: Regenerate.
3182 * config.in: Regenerate.
3184 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3186 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
3188 (format_floating, format_string, format_directive,
3189 get_destination_size, pass_sprintf_length::handle_gimple_call):
3192 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3194 * gimple-ssa-sprintf.c: Fix comment formatting.
3195 (format_integer): Use is_gimple_assign.
3196 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
3197 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
3198 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
3199 (pass_sprintf_length::execute): Use is_gimple_call.
3201 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3203 * gimple-fold.c (gimple_fold_builtin): After failing to fold
3204 strchr, also try the generic folding.
3206 2016-09-28 Martin Sebor <msebor@redhat.com>
3209 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
3212 2016-09-28 Martin Sebor <msebor@redhat.com>
3215 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
3216 length modifier is not expected.
3217 (format_floating): Ignore l length modifier and fail gracefuly
3218 when it isn't one of the other expected ones.
3220 2016-09-28 Martin Sebor <msebor@redhat.com>
3223 * varasm.c (assemble_addr_to_section): Increase local buffer size.
3225 2016-09-27 Richard Biener <rguenther@suse.de>
3227 * dwarf2out.c (cu_die_list): New global.
3228 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
3229 main_comp_unit_die to cu_die_list if we created it.
3230 Move break_out_includes ...
3231 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
3234 2016-09-28 Richard Biener <rguenther@suse.de>
3236 * dwarf2out.c (struct die_struct): Add removed flag.
3237 (lookup_type_die): If the DIE is marked as removed, clear
3238 TYPE_SYMTAB_DIE and return NULL.
3239 (lookup_decl_die): If the DIE is marked as removed, remove it
3240 from the hash and return NULL.
3241 (mark_removed): New helper.
3242 (prune_unused_types_prune): Call it for removed DIEs.
3243 (gen_subprogram_die): Move the premark_used_types call to after
3244 DIEs for the functions scopes are generated.
3245 (process_scope_var): Do not re-create pruned types or type decls.
3246 Make sure to also re-parent type decls.
3247 (dwarf2out_finish): Move unused type pruning and debug_types
3249 (dwarf2out_early_finish): ... here.
3251 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3253 * config/arc/arc-c.c: New file.
3254 * config/arc/arc-c.def: Likewise.
3255 * config/arc/t-arc: Likewise.
3256 * config.gcc: Include arc-c.o as c and cpp object.
3257 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
3258 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
3259 arc_cpu_cpp_builtins.
3261 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3263 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
3264 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
3266 2016-09-28 Nathan Sidwell <nathan@acm.org>
3268 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
3271 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3273 PR tree-optimization/61056
3274 * gimple-fold.c (gimple_fold_builtin_strchr):
3275 New function to optimize strchr (s, 0) to strlen.
3276 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
3278 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
3280 PR tree-optimization/77724
3281 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
3282 Add tree_fits_shwi_p check.
3284 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3286 * auto-inc-dec.c (try_merge): Remove break after return.
3287 * cselib.c (autoinc_split): Likewise.
3288 * explow.c (promote_mode): Likewise.
3289 * fixed-value.c (fixed_arithmetic): Likewise.
3290 * hsa.c (hsa_internal_fn::get_arity): Likewise.
3291 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
3292 * trans-mem.c (get_attrs_for): Likewise.
3293 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
3294 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
3295 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
3296 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
3297 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
3298 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
3299 * config/cris/cris.c (cris_op_str): Likewise.
3300 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
3301 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
3303 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
3305 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
3306 IFN_GOACC_REDUCTION_CODES): New.
3307 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
3308 ifn_goacc_reduction_kind): Use them.
3309 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
3310 of internal functions, when applicable.
3312 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
3314 * config/mips/constraints.md (d): Fix documentation.
3315 * doc/md.texi (Machine Constraints): Update accordingly.
3317 2016-09-27 Richard Biener <rguenther@suse.de>
3319 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
3320 cur_line_info_table initialization ...
3321 (dwarf2out_assembly_start): ... here.
3323 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
3325 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
3326 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
3327 (*thumb2_movhi_vfp): Likewise.
3328 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
3329 template. Expand predicable attribute to mark VMOV.F16 as not
3330 predicable. Add "arch" attribute.
3331 (*thumb2_movhi_fp16): Likewise.
3332 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
3333 (*thumb2_movsi_vfp): Add "arch" attribute.
3335 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
3337 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
3340 2016-09-27 Marek Polacek <polacek@redhat.com>
3342 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
3345 * config/c6x/c6x.h: Adjust fall through comment.
3346 * config/sh/sh.c (final_prescan_insn): Likewise.
3347 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
3348 (visium_expand_fp_cstore): Likewise.
3350 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3352 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
3353 expected by -Wimplicit-fallthrough.
3354 (thumb1_size_rtx_costs): Likewise.
3355 (thumb2_reorg): Likewise.
3356 (tls_mentioned_p): Add "Fall through" comment.
3357 (thumb2_reorg): Likewise.
3358 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
3359 comment form expected by -Wimplicit-fallthrough.
3361 2016-09-27 Martin Liska <mliska@suse.cz>
3363 PR gcov-profile/46266
3364 * input.h (RESERVED_LOCATION_P): New macro.
3365 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
3366 instread of comparison with UNKNOWN_LOCATION.
3368 2016-09-27 Richard Biener <rguenther@suse.de>
3370 PR tree-optimization/77745
3371 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3372 When removing redundant stores make sure to check compatibility
3373 of the TBAA state for downstream accesses.
3374 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
3375 value-numbering virtual operands for store matches.
3377 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
3380 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
3381 movrt patterns. Match them before anything else in the SET case.
3383 2016-09-27 Martin Liska <mliska@suse.cz>
3385 PR gcov-profile/7970
3386 PR gcov-profile/16855
3387 PR gcov-profile/44779
3388 * coverage.c (build_gcov_exit_decl): New function.
3389 (coverage_obj_init): Call the function and generate __gcov_exit
3391 * doc/gcov.texi: Document when __gcov_exit function is called.
3393 2016-09-27 Marek Polacek <polacek@redhat.com>
3396 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3397 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
3398 -Wno-error instead of -Wno-implicit-fallthrough.
3400 2016-09-27 Martin Liska <mliska@suse.cz>
3403 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
3405 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3407 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
3408 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
3409 comments. Remove break after return.
3410 (ix86_fp_compare_code_to_integer, has_dispatch,
3411 ix86_simd_clone_usable): Remove break after return.
3413 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3415 PR rlt-optimization/77714
3416 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
3419 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
3422 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
3423 extract_range_from_unary_expr to convert value_range.
3424 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
3425 (extract_range_from_unary_expr): This.
3426 * tree-vrp.h (extract_range_from_unary_expr): Declare.
3428 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
3430 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
3432 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3434 * config/i386/i386.c (ix86_print_operand)
3435 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
3436 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
3437 (epilogue_renumber): Likewise.
3439 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
3442 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
3443 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
3445 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3447 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
3448 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
3449 is_mm_seq_cst, is_mm_sync): Move to ...
3450 * memmodel.h: This. New file.
3451 * builtins.c: Include memmodel.h.
3452 * optabs.c: Likewise.
3454 * config/aarch64/aarch64.c: Likewise.
3455 * config/alpha/alpha.c: Likewise.
3456 * config/arm/arm.c: Likewise.
3457 * config/i386/i386.c: Likewise.
3458 * config/ia64/ia64.c: Likewise.
3459 * config/mips/mips.c: Likewise.
3460 * config/rs6000/rs6000.c: Likewise.
3461 * config/sparc/sparc.c: Likewise.
3462 * genconditions.c: Include memmodel.h in generated file.
3463 * genemit.c: Likewise.
3464 * genoutput.c: Likewise.
3465 * genpeep.c: Likewise.
3466 * genpreds.c: Likewise.
3467 * genrecog.c: Likewise.
3469 2016-09-26 David Malcolm <dmalcolm@redhat.com>
3471 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
3472 "c" instead when parsing characters. Move operand parsing into...
3473 (read_rtx_operand): ...this new function, renaming "i" to "idx",
3474 and tightening the scope of various locals.
3476 2016-09-26 Liu Hao <lh_mouse@126.com>
3478 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
3480 2016-09-26 Marek Polacek <polacek@redhat.com>
3482 * system.h: Use __has_attribute to check whether the fallthrough
3483 attribute is supported.
3485 2016-09-26 Marek Polacek <polacek@redhat.com>
3487 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
3488 gimple_call_internal_p.
3489 * ipa-split.c (find_return_bb): Likewise.
3490 (execute_split_functions): Likewise.
3491 * omp-low.c (dump_oacc_loop_part): Likewise.
3492 (oacc_loop_xform_head_tail): Likewise.
3493 * predict.c (predict_loops): Likewise.
3494 * sanopt.c (pass_sanopt::execute): Likewise.
3495 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
3496 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
3497 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
3498 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
3499 (expand_ifn_va_arg): Likewise.
3500 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3501 (optimize_mask_stores): Likewise.
3502 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
3503 (vect_transform_stmt): Likewise.
3504 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
3505 * tsan.c (instrument_memory_accesses): Likewise.
3507 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3508 Alexander Monakov <amonakov@ispras.ru>
3510 * regrename.c (rename_chains): Check
3511 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
3512 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
3513 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3515 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3517 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
3518 (s390_sched_score): Likewise.
3520 2016-09-26 Martin Liska <mliska@suse.cz>
3522 * doc/gcov.texi: Update program output of gcov tool.
3524 2016-09-26 Martin Liska <mliska@suse.cz>
3526 PR gcov-profile/23332
3527 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
3528 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
3529 * value-prof.c (dump_histogram_value): Do not handle
3530 HIST_TYPE_CONST_DELTA.
3531 (stream_in_histogram_value): Likewise.
3532 (gimple_find_values_to_profile): Likewise.
3533 * value-prof.h (enum hist_type): Likewise.
3535 2016-09-26 Martin Liska <mliska@suse.cz>
3537 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
3538 from default sanitize recover values.
3539 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3540 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3541 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3543 * opts.c (finish_options): Do a generic loop over options
3544 that can be recovered.
3545 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3547 (common_handle_option): Likewise.
3548 * opts.h: Declare can_recover to sanitizer_opts_s.
3550 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3552 * target.def(elf_flags_numeric): Change documentation to present tense.
3553 * doc/tm.texi: Regenerate.
3555 2016-09-26 Marek Polacek <polacek@redhat.com>
3558 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3559 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3560 -Wno-switch-fallthrough.
3561 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3562 (expand_builtin): Likewise.
3563 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3564 * convert.c (convert_to_real_1): Likewise.
3565 (convert_to_integer_1): Likewise.
3566 * final.c (output_alternate_entry_point): Likewise.
3567 * genattrtab.c (make_canonical): Likewise.
3568 (write_test_expr): Likewise.
3569 * genpreds.c (validate_exp): Likewise.
3570 * gimple-ssa-strength-reduction.c
3571 (find_candidates_dom_walker::before_dom_children): Likewise.
3572 * godump.c (go_format_type): Likewise.
3573 * reload1.c (elimination_effects): Likewise.
3574 * resource.c (mark_referenced_resources): Likewise.
3575 (mark_set_resources): Likewise.
3576 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3577 * varasm.c (output_addressed_constants): Likewise.
3579 2016-09-26 Marek Polacek <polacek@redhat.com>
3582 * common.opt (Wimplicit-fallthrough): New option.
3583 * doc/extend.texi: Document statement attributes and the fallthrough
3585 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3586 * gimple.h (gimple_call_internal_p): New function.
3587 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3588 (struct label_entry): New struct.
3589 (find_label_entry): New function.
3590 (case_label_p): New function.
3591 (collect_fallthrough_labels): New function.
3592 (last_stmt_in_scope): New function.
3593 (should_warn_for_implicit_fallthrough): New function.
3594 (warn_implicit_fallthrough_r): New function.
3595 (maybe_warn_implicit_fallthrough): New function.
3596 (expand_FALLTHROUGH_r): New function.
3597 (expand_FALLTHROUGH): New function.
3598 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3599 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3600 (gimplify_label_expr): New function.
3601 (gimplify_case_label_expr): Set location.
3602 (gimplify_expr): Call gimplify_label_expr.
3603 * internal-fn.c (expand_FALLTHROUGH): New function.
3604 * internal-fn.def (FALLTHROUGH): New internal function.
3605 * langhooks.c (lang_GNU_OBJC): New function.
3606 * langhooks.h (lang_GNU_OBJC): Declare.
3607 * system.h (gcc_fallthrough): Define.
3608 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3609 * tree.h (FALLTHROUGH_LABEL_P): Define.
3611 2016-09-26 Richard Biener <rguenther@suse.de>
3613 * dwarf2out.c (stripattributes): Remove unused function.
3614 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3615 Push dwarf_split_debug_info handling into init_sections_and_labels.
3616 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3617 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3618 (debug_macinfo_section_name): New global.
3619 (output_macinfo): Use debug_macinfo_section_name.
3620 (init_sections_and_labels): Split out section and label generation
3621 from dwarf2out_init. Set debug_macinfo_section_name.
3622 (dwarf2out_init): Move text section label generation and emission
3624 (dwarf2out_assembly_start): ... here.
3625 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3628 2016-09-26 Richard Biener <rguenther@suse.de>
3631 * cgraphunit.c (analyze_functions): Before early removing
3632 global vars calls the late_global_decl debug handler mark
3633 the variable as readonly.
3635 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3638 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3639 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3640 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3641 declare new overloads.
3642 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3645 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3647 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3648 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3650 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3652 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3653 * configure: Regenerate.
3655 2016-09-24 Marek Polacek <polacek@redhat.com>
3658 * doc/invoke.texi: Document -Wbool-operation.
3660 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3662 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3663 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3664 cmpmemsi pattern to do builtin expansion of memcmp ().
3665 (compute_current_alignment): Add helper function for
3666 expand_block_compare used to compute alignment as the compare proceeds.
3667 (select_block_compare_mode): Used by expand_block_compare to select
3668 the mode used for reading the next chunk of bytes in the compare.
3669 (do_load_for_compare): Used by expand_block_compare to emit the load
3670 insns for the compare.
3671 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3672 reference from expand_block_compare ().
3673 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3674 prototype for this function.
3675 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3676 target option for controlling how much code inline expansion of
3677 memcmp() will be allowed to generate.
3679 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3681 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3682 hook_bool_mode_false, hook_bool_mode_true,
3683 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3684 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3685 hook_bool_const_rtx_insn_const_rtx_insn_true,
3686 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3687 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3688 hook_bool_const_tree_hwi_hwi_const_tree_false,
3689 hook_bool_const_tree_hwi_hwi_const_tree_true,
3690 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3691 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3692 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3693 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3694 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3695 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3696 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3697 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3698 hook_bool_uintp_uintp_false,
3699 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3700 hook_rtx_tree_int_null, hook_uint_mode_0,
3701 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3702 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3703 hook_constcharptr_const_rtx_insn_null,
3704 hook_constcharptr_const_tree_const_tree_null,
3705 hook_constcharptr_int_const_tree_null,
3706 hook_constcharptr_int_const_tree_const_tree_null,
3707 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3708 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3709 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3711 * vec.h (vNULL): Extend comment to say = vNULL initialization
3712 isn't needed for static vars.
3714 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
3715 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
3716 = vNULL initialization of file scope vec.
3717 * passes.c (pass_tab, enabled_pass_uid_range_tab,
3718 disabled_pass_uid_range_tab): Likewise.
3719 * haifa-sched.c (sched_luids, h_i_d): Likewise.
3720 * tree-chkp-opt.c (check_infos): Likewise.
3721 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
3723 * vec.h (vnull::operator vec): Add constexpr keyword for
3726 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
3728 PR tree-optimization/77654
3729 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
3730 to duplicate_ssa_name_ptr_info.
3732 2016-09-23 David Malcolm <dmalcolm@redhat.com>
3734 PR preprocessor/77672
3735 * input.c (selftest::test_lexer_string_locations_simple): Update
3736 test to expect location information of the terminator character
3737 at the location of the final closing quote.
3738 (selftest::test_lexer_string_locations_hex): Likewise.
3739 (selftest::test_lexer_string_locations_oct): Likewise.
3740 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
3741 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
3742 (selftest::test_lexer_string_locations_ucn4): Likewise.
3743 (selftest::test_lexer_string_locations_ucn8): Likewise.
3744 (selftest::test_lexer_string_locations_u8): Likewise.
3745 (selftest::test_lexer_string_locations_utf8_source): Likewise.
3746 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
3747 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
3748 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
3749 (selftest::test_lexer_string_locations_macro): Likewise.
3750 (selftest::test_lexer_string_locations_long_line): Likewise.
3752 2016-09-23 Richard Biener <rguenther@suse.de>
3754 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
3755 virtual definition to virtual use if the call devirtualizes
3756 to a const or pure function.
3757 (visit_use): Also visit calls we can devirtualize to a
3758 const or pure function.
3760 2016-09-23 Richard Biener <rguenther@suse.de>
3762 PR tree-optimization/77697
3763 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
3764 signal error if we have sth ternary or unhandled.
3766 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3768 * config/arm/arm_neon.h (vabd_f16): New.
3802 (vcvt_f16_s16): New.
3803 (vcvt_f16_u16): New.
3804 (vcvt_s16_f16): New.
3805 (vcvt_u16_f16): New.
3806 (vcvtq_f16_s16): New.
3807 (vcvtq_f16_u16): New.
3808 (vcvtq_s16_f16): New.
3809 (vcvtq_u16_f16): New.
3810 (vcvta_s16_f16): New.
3811 (vcvta_u16_f16): New.
3812 (vcvtaq_s16_f16): New.
3813 (vcvtaq_u16_f16): New.
3814 (vcvtm_s16_f16): New.
3815 (vcvtm_u16_f16): New.
3816 (vcvtmq_s16_f16): New.
3817 (vcvtmq_u16_f16): New.
3818 (vcvtn_s16_f16): New.
3819 (vcvtn_u16_f16): New.
3820 (vcvtnq_s16_f16): New.
3821 (vcvtnq_u16_f16): New.
3822 (vcvtp_s16_f16): New.
3823 (vcvtp_u16_f16): New.
3824 (vcvtpq_s16_f16): New.
3825 (vcvtpq_u16_f16): New.
3826 (vcvt_n_f16_s16): New.
3827 (vcvt_n_f16_u16): New.
3828 (vcvtq_n_f16_s16): New.
3829 (vcvtq_n_f16_u16): New.
3830 (vcvt_n_s16_f16): New.
3831 (vcvt_n_u16_f16): New.
3832 (vcvtq_n_s16_f16): New.
3833 (vcvtq_n_u16_f16): New.
3847 (vmul_lane_f16): New.
3850 (vmulq_lane_f16): New.
3872 (vrsqrteq_f16): New.
3876 (vrsqrtsq_f16): New.
3880 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3882 * config.gcc (extra_headers): Add arm_fp16.h
3883 * config/arm/arm_fp16.h: New.
3884 * config/arm/arm_neon.h: Include "arm_fp16.h".
3886 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3888 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3890 (vmulf): New (v8hf, v4hf variants).
3891 (vfma): New (v8hf, v4hf variants).
3892 (vfms): New (v8hf, v4hf variants).
3893 (vsub): New (v8hf, v4hf variants).
3894 (vcage): New (v8hf, v4hf variants).
3895 (vcagt): New (v8hf, v4hf variants).
3896 (vcale): New (v8hf, v4hf variants).
3897 (vcalt): New (v8hf, v4hf variants).
3898 (vceq): New (v8hf, v4hf variants).
3899 (vcgt): New (v8hf, v4hf variants).
3900 (vcge): New (v8hf, v4hf variants).
3901 (vcle): New (v8hf, v4hf variants).
3902 (vclt): New (v8hf, v4hf variants).
3903 (vceqz): New (v8hf, v4hf variants).
3904 (vcgez): New (v8hf, v4hf variants).
3905 (vcgtz): New (v8hf, v4hf variants).
3906 (vcltz): New (v8hf, v4hf variants).
3907 (vclez): New (v8hf, v4hf variants).
3908 (vabd): New (v8hf, v4hf variants).
3909 (vmaxf): New (v8hf, v4hf variants).
3910 (vmaxnm): New (v8hf, v4hf variants).
3911 (vminf): New (v8hf, v4hf variants).
3912 (vminnm): New (v8hf, v4hf variants).
3913 (vpmaxf): New (v4hf variant).
3914 (vpminf): New (v4hf variant).
3915 (vpadd): New (v4hf variant).
3916 (vrecps): New (v8hf, v4hf variants).
3917 (vrsqrts): New (v8hf, v4hf variants).
3918 (vabs): New (v8hf, v4hf variants).
3919 (vneg): New (v8hf, v4hf variants).
3920 (vrecpe): New (v8hf, v4hf variants).
3921 (vrnd): New (v8hf, v4hf variants).
3922 (vrnda): New (v8hf, v4hf variants).
3923 (vrndm): New (v8hf, v4hf variants).
3924 (vrndn): New (v8hf, v4hf variants).
3925 (vrndp): New (v8hf, v4hf variants).
3926 (vrndx): New (v8hf, v4hf variants).
3927 (vrsqrte): New (v8hf, v4hf variants).
3928 (vmul_lane): Add v4hf and v8hf variants.
3929 (vmul_n): Add v4hf and v8hf variants.
3930 (vext): New (v8hf, v4hf variants).
3931 (vcvts): New (v8hi, v4hi variants).
3932 (vcvts): New (v8hf, v4hf variants).
3933 (vcvtu): New (v8hi, v4hi variants).
3934 (vcvtu): New (v8hf, v4hf variants).
3935 (vcvts_n): New (v8hf, v4hf variants).
3936 (vcvtu_n): New (v8hi, v4hi variants).
3937 (vcvts_n): New (v8hi, v4hi variants).
3938 (vcvtu_n): New (v8hf, v4hf variants).
3939 (vbsl): New (v8hf, v4hf variants).
3940 (vcvtas): New (v8hf, v4hf variants).
3941 (vcvtau): New (v8hf, v4hf variants).
3942 (vcvtms): New (v8hf, v4hf variants).
3943 (vcvtmu): New (v8hf, v4hf variants).
3944 (vcvtns): New (v8hf, v4hf variants).
3945 (vcvtnu): New (v8hf, v4hf variants).
3946 (vcvtps): New (v8hf, v4hf variants).
3947 (vcvtpu): New (v8hf, v4hf variants).
3949 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3951 * config/arm/arm-builtins.c (hf_UP): New.
3953 (vfp_builtin_data): New. Update comment.
3954 (enum arm_builtins): Include "arm_vfp_builtins.def".
3955 (ARM_BUILTIN_VFP_PATTERN_START): New.
3956 (arm_init_vfp_builtins): New.
3957 (arm_init_builtins): Add arm_init_vfp_builtins.
3958 (arm_expand_vfp_builtin): New.
3959 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3961 * config/arm/arm_vfp_builtins.def: New file.
3962 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3963 (arm-builtins.o): Likewise.
3965 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3968 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3969 from constant while creating value range.
3971 2016-09-23 Renlin Li <renlin.li@arm.com>
3973 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3974 (ira_init_once): Here.
3976 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3977 Jakub Jelinek <jakub@redhat.com>
3979 * hooks.h (hook_uint_uintp_false): Rename to...
3980 (hook_bool_uint_uintp_false): ... this.
3981 * hooks.c (hook_uint_uintp_false): Rename to...
3982 (hook_bool_uint_uintp_false): ... this.
3983 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3984 instead of hook_uint_uintp_false.
3986 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3988 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3989 (arm_init_builtins): Move body of a loop to the standalone
3990 function arm_init_neon_builtin.
3991 (arm_expand_neon_builtin_1): New. Update comment. Function body
3992 moved from arm_neon_builtin with some white-space fixes.
3993 (arm_expand_neon_builtin): Move code into the standalone function
3994 arm_expand_neon_builtin_1.
3996 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3998 * config/arm/iterators.md (VCVTHI): New.
3999 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
4003 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
4004 (V_HALF): Add V4HF. Fix white-space.
4005 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
4006 (V_s_elem): Likewise.
4007 (V_sz_elem): Fix white-space.
4008 (V_elem_ch): Likewise.
4010 (scalar_mul_constraint): Add V8HF and V4HF.
4011 (Is_float_mode): Fix white-space.
4012 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
4013 (q): Add HF. Fix white-space.
4016 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
4017 (neon_vfm_lane_as): New.
4018 * config/arm/neon.md (add<mode>3_fp16): New.
4019 (sub<mode>3_fp16): New.
4020 (mul<mode>3add<mode>_neon): New.
4021 (fma<VH:mode>4_intrinsic): New.
4022 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
4023 (fmsub<VH:mode>4_intrinsic): New.
4024 (<absneg_str><mode>2): New.
4025 (neon_v<absneg_str><mode>): New.
4026 (neon_v<fp16_rnd_str><mode>): New.
4027 (neon_vrsqrte<mode>): New.
4028 (neon_vpaddv4hf): New.
4029 (neon_vadd<mode>): New.
4030 (neon_vsub<mode>): New.
4031 (neon_vmulf<mode>): New.
4032 (neon_vfma<VH:mode>): New.
4033 (neon_vfms<VH:mode>): New.
4034 (neon_vc<cmp_op><mode>): New.
4035 (neon_vc<cmp_op><mode>_fp16insn): New
4036 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
4037 (neon_vca<cmp_op><mode>): New.
4038 (neon_vca<cmp_op><mode>_fp16insn): New.
4039 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
4040 (neon_vc<cmp_op>z<mode>): New.
4041 (neon_vabd<mode>): New.
4042 (neon_v<maxmin>f<mode>): New.
4043 (neon_vp<maxmin>fv4hf: New.
4044 (neon_<fmaxmin_op><mode>): New.
4045 (neon_vrecps<mode>): New.
4046 (neon_vrsqrts<mode>): New.
4047 (neon_vrecpe<mode>): New (VH variant).
4048 (neon_vdup_lane<mode>_internal): New.
4049 (neon_vdup_lane<mode>): New.
4050 (neon_vcvt<sup><mode>): New (VCVTHI variant).
4051 (neon_vcvt<sup><mode>): New (VH variant).
4052 (neon_vcvt<sup>_n<mode>): New (VH variant).
4053 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
4054 (neon_vcvt<vcvth_op><sup><mode>): New.
4055 (neon_vmul_lane<mode>): New.
4056 (neon_vmul_n<mode>): New.
4057 * config/arm/unspecs.md (UNSPEC_VCALE): New
4058 (UNSPEC_VCALT): New.
4059 (UNSPEC_VFMA_LANE): New.
4060 (UNSPECS_VFMS_LANE): New.
4062 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4064 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
4065 ("*extzv<mode><clobbercc_or_nocc>"):
4066 Correct a typo in a comment.
4068 ("*insv<mode>_zEC12", "*insv<mode>_z10")
4069 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
4070 ("*insv<mode>_zEC12_appendbitsleft")
4071 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
4072 ("*insv<mode>_z10_appendbitsleft"): Ditto.
4073 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
4074 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
4075 Provide pattern with operands switched.
4076 ("*pre_z10_extv<mode>"):
4077 Use new subst patterns.
4078 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
4079 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
4080 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
4081 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
4082 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
4083 ("*<risbg_n>_sidi_ior_and_lshiftrt")
4084 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
4086 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
4087 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4088 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
4090 ("SINT"): New mode_iterator with SI, HI, QI.
4091 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
4092 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
4095 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4097 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
4098 new interface of s390_contiguous_bitmask_p.
4099 ("contiguous_bitmask_nowrap_operand"): New predicate.
4100 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
4101 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
4102 of s390_contiguous_bitmask_p.
4103 ("NxxDw"): Rename NxxDq constraint to NxxDw.
4104 ("NxxSw"): New constraint.
4105 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
4106 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
4108 (s390_contiguous_bitmask_nowrap_p): Export.
4109 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
4110 former s390_contiguous_bitmask_p.
4111 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
4112 detect contiguous bit ranges with wraparound. Change signature to
4113 return START and END position instead of POS and LENGTH.
4114 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
4115 ranges with wraparound.
4116 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
4117 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
4118 Adapt to new signature of s390_contiguous_bitmask_p.
4120 2016-09-23 Bin Cheng <bin.cheng@arm.com>
4122 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
4123 (create_intersect_range_checks): New.
4124 (vect_create_cond_for_alias_checks): Call above function.
4126 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4128 * config/arm/iterators.md (Code iterators): Fix some white-space
4132 (FCVT): Moved from vfp.md.
4133 (VCVT_HF_US_N): New.
4134 (VCVT_SI_US_N): New.
4139 (FCVTI32typename): Moved from vfp.md.
4140 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
4141 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
4142 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
4143 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
4144 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
4146 (fp16_rnd_str): New.
4147 (fp16_rnd_insn): New.
4148 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
4149 (UNSPEC_VCVT_HF_U_N): New.
4150 (UNSPEC_VCVT_SI_S_N): New.
4151 (UNSPEC_VCVT_SI_U_N): New.
4152 (UNSPEC_VCVTH_S): New.
4153 (UNSPEC_VCVTH_U): New.
4154 (UNSPEC_VCVTA_S): New.
4155 (UNSPEC_VCVTA_U): New.
4156 (UNSPEC_VCVTM_S): New.
4157 (UNSPEC_VCVTM_U): New.
4158 (UNSPEC_VCVTN_S): New.
4159 (UNSPEC_VCVTN_U): New.
4160 (UNSPEC_VCVTP_S): New.
4161 (UNSPEC_VCVTP_U): New.
4162 (UNSPEC_VCVTP_S): New.
4163 (UNSPEC_VCVTP_U): New.
4165 (UNSPEC_VRNDA): New.
4166 (UNSPEC_VRNDI): New.
4167 (UNSPEC_VRNDM): New.
4168 (UNSPEC_VRNDN): New.
4169 (UNSPEC_VRNDP): New.
4170 (UNSPEC_VRNDX): New.
4171 * config/arm/vfp.md (<absneg_str>hf2): New.
4173 (neon_v<fp16_rnd_str>hf): New.
4174 (neon_vrndihf): New.
4179 (*mulsf3neghf_vfp): New.
4180 (*negmulhf3_vfp): New.
4181 (*mulsf3addhf_vfp): New.
4182 (*mulhf3subhf_vfp): New.
4183 (*mulhf3neghfaddhf_vfp): New.
4184 (*mulhf3neghfsubhf_vfp): New.
4187 (fmsubhf4_fp16): New.
4191 (neon_vsqrthf): New.
4192 (neon_vrsqrtshf): New.
4193 (FCVT): Move to iterators.md.
4194 (FCVTI32typename): Likewise.
4195 (neon_vcvth<sup>hf): New.
4196 (neon_vcvth<sup>si): New.
4197 (neon_vcvth<sup>_nhf_unspec): New.
4198 (neon_vcvth<sup>_nhf): New.
4199 (neon_vcvth<sup>_nsi_unspec): New.
4200 (neon_vcvth<sup>_nsi): New.
4201 (neon_vcvt<vcvth_op>h<sup>si): New.
4202 (neon_<fmaxmin_op>hf): New.
4204 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4206 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
4207 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
4208 ("*insv<mode>_zEC12_appendbitsleft")
4209 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
4210 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
4212 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4214 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
4215 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
4216 construct values without normalization.
4217 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
4218 static local lhs_ops to vNULL.
4220 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4221 Jiong Wang <jiong.wang@arm.com>
4223 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
4224 available when FP16 instructions are available.
4225 (output_move_vfp): Add support for 16-bit data moves.
4226 (arm_validize_comparison): Fix some white-space. Support HFmode
4227 by conversion to SFmode.
4228 * config/arm/arm.md (truncdfhf2): Fix a comment.
4229 (extendhfdf2): Likewise.
4231 (movsicc): Fix some white-space.
4233 (movsfcc): Fix some white-space.
4235 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
4236 instructions are available.
4237 (*thumb2_movhi_vfp): Likewise.
4238 (*arm_movhi_fp16): New.
4239 (*thumb2_movhi_fp16): New.
4240 (*movhf_vfp_fp16): New.
4241 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
4242 (*movhf_vfp): Likewise.
4243 (extendhfsf2): Enable when VFP FP16 instructions are available.
4244 (truncsfhf2): Enable when VFP FP16 instructions are available.
4246 2016-09-23 Martin Liska <mliska@suse.cz>
4248 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
4250 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4252 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
4254 (arm_evpc_neon_vtrn): Likewise.
4255 (arm_evpc_neon_vrev): Likewise.
4256 (arm_evpc_neon_vext): Likewise.
4257 * config/arm/arm_neon.h (vbsl_f16): New.
4261 (vdup_lane_f16): New.
4262 (vdupq_lane_f16): New.
4275 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
4276 (vdup_lane): New (v8hf, v4hf variants).
4277 (vext): New (v8hf, v4hf variants).
4278 (vbsl): New (v8hf, v4hf variants).
4279 * config/arm/iterators.md (VDQWH): New.
4281 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
4282 (Scalar_mul_8_16): Fix white-space.
4283 (Is_d_reg): Add V4HF and V8HF.
4284 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
4285 (neon_vdup_lane<mode>): New.
4286 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
4287 (*neon_vtrn<mode>_insn): Likewise.
4288 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
4289 (*neon_vzip<mode>_insn): Likewise
4290 (neon_vuzp<mode>_internal): Likewise.
4291 (*neon_vuzp<mode>_insn): Likewise
4292 * config/arm/vec-common.md (vec_perm_const<mode>): New.
4294 2016-09-23 Jiong Wang <jiong.wang@arm.com>
4295 Matthew Wahab <matthew.wahab@arm.com>
4297 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
4298 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
4299 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
4300 available. Also fix some white-space.
4301 * config/arm/vfp.md (*arm_movhi_vfp): New.
4302 (*thumb2_movhi_vfp): New.
4304 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4306 * config/arm/arm-c.c (arm_cpu_builtins): Define
4307 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
4308 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
4310 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4312 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
4313 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
4314 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
4315 arm_v8_2a_fp16_neon_hw.
4316 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
4319 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4321 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
4322 arm_fp16_alternative_ok and arm_fp16_none_ok.
4324 2016-09-23 Martin Liska <mliska@suse.cz>
4326 * ipa-icf.c (sem_variable::merge): Replace adress with address.
4328 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4330 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
4332 ("armv8.2-a+fp16"): New.
4333 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
4334 (FL2_FP16INST): New.
4335 (FL2_FOR_ARCH8_2A): New.
4336 * config/arm/arm-tables.opt: Regenerate.
4337 * config/arm/arm.c (arm_arch8_2): New.
4338 (arm_fp16_inst): New.
4339 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
4340 for incompatible fp16-format settings.
4341 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
4342 (TARGET_NEON_FP16INST): New.
4343 (arm_arch8_2): Declare.
4344 (arm_fp16_inst): Declare.
4345 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
4346 march=armv8.2-a and march=armv8.2-a+fp16.
4347 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
4349 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
4350 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
4352 2016-09-23 Martin Liska <mliska@suse.cz>
4354 * doc/extend.texi: Remove fused-madd from i386 target options.
4356 2016-09-23 Martin Liska <mliska@suse.cz>
4358 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4361 2016-09-23 Martin Liska <mliska@suse.cz>
4363 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4366 2016-09-23 Martin Liska <mliska@suse.cz>
4369 * config/i386/i386.c (ix86_option_override_internal): Change
4370 signature and return false when there's an error related to
4372 (release_options_strings): New function.
4373 (ix86_valid_target_attribute_tree): Call the function.
4375 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4377 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
4378 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
4379 (gen_hsa_ctor_assignment): Likewise.
4380 * print-tree.c (print_node): Likewise.
4381 * tree-dump.c (dequeue_and_dump): Likewise.
4382 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4383 * expr.c (store_constructor): Likewise.
4384 * fold-const.c (operand_equal_p): Likewise.
4385 * tree-pretty-print.c (dump_generic_node): Likewise.
4386 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
4387 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
4389 2016-09-23 Richard Biener <rguenther@suse.de>
4391 * hooks.h (hook_uint_uintp_false): Declare.
4393 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4395 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
4396 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
4398 2016-09-22 Martin Sebor <msebor@redhat.com>
4401 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
4402 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
4403 (target_int_min): Correct computation.
4404 (format_integer): Use long long as the argument for the ll length
4406 (format_floating): Use target_int_max().
4407 (get_string_length): Same.
4408 (format_string): Avoid setting the bounded flag for strings
4410 (try_substitute_return_value): Avoid setting range info when
4411 the result isn't bounded.
4412 * varasm.c (assemble_name): Increase buffer size.
4414 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
4415 Terry Guo <terry.guo@arm.com>
4417 * target.def (elf_flags_numeric): New target hook.
4418 * targhooks.h (default_asm_elf_flags_numeric): New.
4419 * varasm.c (default_asm_elf_flags_numeric): New.
4420 (default_elf_asm_named_section): Use new target hook.
4421 * config/arm/arm.opt (mpure-code): New.
4422 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
4423 * config/arm/arm.c (arm_asm_init_sections): Add section
4424 attribute to default text section if -mpure-code.
4425 (arm_option_check_internal): Diagnose use of option with
4426 non supported targets and/or options.
4427 (arm_asm_elf_flags_numeric): New.
4428 (arm_function_section): New.
4429 (arm_elf_section_type_flags): New.
4430 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
4432 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
4433 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
4435 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
4437 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
4439 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4441 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
4442 * rtl.h: Adjust prototype.
4444 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4446 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
4447 (prev_active_insn): Likewise.
4448 (active_insn_p): Likewise.
4449 * rtl.h: Adjust prototypes.
4450 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4451 * config/arc/arc.md: Likewise.
4452 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
4453 (branch_needs_nop_p): Likewise.
4454 (use_skip_p): Likewise.
4455 * config/sh/sh.c (gen_block_redirect): Likewise.
4456 (split_branches): Likewise.
4457 * reorg.c (optimize_skip): Likewise.
4458 (fill_simple_delay_slots): Likewise.
4459 (fill_slots_from_thread): Likewise.
4460 (relax_delay_slots): Likewise.
4461 * resource.c (mark_target_live_regs): Likewise.
4463 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4465 * config/cris/cris.c (cris_asm_output_case_end): Change argument
4467 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
4468 (prev_nonnote_nondebug_insn): Likewise.
4469 * config/cris/cris-protos.h: Adjust prototype.
4471 * jump.c (rtx_renumbered_equal_p): Adjust.
4473 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4475 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
4476 * rtl.h: Adjust prototype.
4477 * config/sh/sh.md: Adjust.
4478 * dwarf2out.c (add_var_loc_to_decl): Likewise.
4480 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4482 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
4483 (prev_nondebug_insn): Likewise.
4484 * loop-doloop.c (doloop_condition_get): Likewise.
4485 * rtl.h: Adjust prototype.
4486 * cfgloop.h: Likewise.
4488 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4490 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
4491 (prev_nonnote_insn): Likewise.
4492 * jump.c (reversed_comparison_code_parts): Likewise.
4493 (reversed_comparison): Likewise.
4494 * rtl.h: Adjust prototypes.
4495 * config/arc/arc.md: Adjust.
4496 * cse.c (find_comparison_args): Likewise.
4497 * reorg.c (redundant_insn): Change return type to rtx_insn *.
4498 (fix_reg_dead_note): Change argument type to rtx_insn *.
4499 (delete_prior_computation): Likewise.
4500 (delete_computation): Likewise.
4501 (fill_slots_from_thread): Adjust.
4502 (relax_delay_slots): Likewise.
4503 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4504 (simplify_relational_operation_1): Likewise.
4505 (simplify_ternary_operation): Likewise.
4507 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4509 * config/arc/arc-protos.h (arc_label_align): Change type of
4510 variables from rtx to rtx_insn *.
4511 * config/arc/arc.c (arc_label_align): Likewise.
4512 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
4513 * config/bfin/bfin.c (workaround_speculation): Likewise.
4514 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
4515 (find_last_same_clock): Likewise.
4516 (reorg_split_calls): Likewise.
4517 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
4518 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
4519 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
4520 (same_cmp_following_p): Likewise.
4521 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
4522 (same_cmp_following_p): Likwise.
4523 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
4524 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
4525 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
4526 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
4527 (rl78_alloc_physical_registers_cmp): Likewise.
4528 (rl78_alloc_physical_registers_umul): Likewise.
4529 (rl78_calculate_death_notes): Likewise.
4530 * config/s390/s390-protos.h (s390_label_align): Likewise.
4531 * config/s390/s390.c (s390_label_align): Likewise.
4532 * config/sh/sh.c (barrier_align): Likewise.
4533 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
4534 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
4535 (emit_cbcond_nop): Likewise.
4537 2016-09-22 Martin Liska <mliska@suse.cz>
4540 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4541 alias address matters, not necessarily address of original.
4543 2016-09-22 Richard Biener <rguenther@suse.de>
4546 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4549 2016-09-22 Richard Biener <rguenther@suse.de>
4552 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4553 from constant folding results.
4554 (gimple_resimplify2): Likewise.
4555 (gimple_resimplify3): Likewise.
4557 2016-09-22 Richard Biener <rguenther@suse.de>
4560 * expr.c (expand_expr_real_1): Guard array access against negative
4563 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4565 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4567 (format_floating): Likewise.
4569 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4572 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4573 for all IFN_GOMP_SIMD_* internal fns, not just for
4574 IFN_GOMP_SIMD_ORDERED_*.
4576 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4579 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4580 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4581 instructions when you want to invert the test.
4582 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4583 correct order for XXSEL.
4584 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4585 for using XSCMP{EQ,GT,GE}DP.
4587 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4589 * genconstants.c (main): Introduce noop_reader and convert call
4590 to read_md_files to a method call.
4591 * genenums.c (main): Likewise.
4592 * genmddeps.c (main): Likewise.
4593 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4594 rtx_reader_ptr->get_top_level_filename ().
4595 (write_tm_preds_h): Likewise.
4596 (write_insn_preds_c): Likewise.
4597 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4598 (rtx_handle_directive): Convert to...
4599 (gen_reader::handle_unknown_directive): ...this.
4600 (init_rtx_reader_args_cb): Convert return type from bool to
4601 rtx_reader *. Create a gen_reader instance, using it for the
4602 call to read_md_files. Return it if no errors occur.
4603 (init_rtx_reader_args): Convert return type from bool to
4605 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4606 (init_rtx_reader_args_cb): Likewise.
4607 * read-md.c (struct file_name_list): Move to class rtx_reader.
4608 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4609 (read_md_filename): Delete in favor of
4610 rtx_reader::m_read_md_filename.
4611 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4612 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4613 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4614 (first_dir_md_include): Delete in favor of
4615 rtx_reader::m_first_dir_md_include.
4616 (last_dir_md_include_ptr): Delete in favor of
4617 rtx_reader::m_last_dir_md_include_ptr.
4618 (max_include_len): Delete.
4619 (rtx_reader_ptr): New.
4620 (fatal_with_file_and_line): Use get_filename and get_lineno
4621 accessors of rtx_reader_ptr.
4622 (require_char_ws): Likewise.
4623 (rtx_reader::read_char): New method, based on ::read_char.
4624 (rtx_reader::unread_char): New method, based on ::unread_char.
4625 (read_escape): Use get_filename and get_lineno accessors of
4627 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4628 (read_string): Use get_filename and get_lineno accessors of
4630 (rtx_reader::rtx_reader): New ctor.
4631 (rtx_reader::~rtx_reader): New dtor.
4632 (handle_include): Convert from a function to...
4633 (rtx_reader::handle_include): ...this method, converting
4634 handle_directive from a callback to a virtual function.
4635 (handle_file): Likewise, converting to...
4636 (rtx_reader::handle_file): ...this method.
4637 (handle_toplevel_file): Likewise, converting to...
4638 (rtx_reader::handle_toplevel_file): ...this method.
4639 (rtx_reader::get_current_location): New method.
4640 (parse_include): Convert from a function to...
4641 (rtx_reader::add_include_path): ...this method, dropping redundant
4642 update to unused max_include_len.
4643 (read_md_files): Convert from a function to...
4644 (rtx_reader::read_md_files): ...this method, converting
4645 handle_directive from a callback to a virtual function.
4646 (noop_reader::handle_unknown_directive): New method.
4647 * read-md.h (directive_handler_t): Delete this typedef.
4649 (read_md_file): Delete.
4650 (read_md_lineno): Delete.
4651 (read_md_filename): Delete.
4652 (class rtx_reader): New class.
4653 (rtx_reader_ptr): New decl.
4654 (class noop_reader): New subclass of rtx_reader.
4655 (read_char): Reimplement in terms of rtx_reader::read_char.
4656 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4657 (read_md_files): Delete.
4658 * read-rtl.c (read_rtx_code): Update for deletion of globals
4659 read_md_filename and read_md_lineno.
4661 2016-09-21 Jason Merrill <jason@redhat.com>
4663 * input.h (from_macro_definition_at): New.
4665 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4667 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4669 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4671 PR tree-optimization/77550
4672 * tree-vect-stmts.c (create_array_ref): Change parameters.
4673 (get_group_alias_ptr_type): New function.
4674 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4676 2016-09-21 Marek Polacek <polacek@redhat.com>
4678 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4679 Add falls through comment.
4681 2016-09-21 Richard Biener <rguenther@suse.de>
4683 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4684 (replace_child): Likewise.
4685 (remove_child_TAG): Adjust.
4686 (move_marked_base_types): Likewise.
4687 (prune_unused_types_prune): Clear die_sib of removed children.
4689 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4692 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4693 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4695 2016-09-21 Richard Biener <rguenther@suse.de>
4697 PR tree-optimization/77648
4698 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4700 (make_transitive_closure_constraints): Adjust comment.
4701 (make_any_offset_constraints): New function.
4702 (handle_rhs_call): Make sure to first expand a pointer to all
4703 subfields before transitively closing it.
4704 (handle_const_call): Likewise. Properly expand returned
4706 (handle_pure_call): Likewise.
4708 2016-09-21 Richard Biener <rguenther@suse.de>
4709 Jakub Jelinek <jakub@redhat.com>
4711 PR tree-optimization/77621
4712 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4713 group at non-vectorizable stmts.
4715 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4717 PR tree-optimization/72835
4718 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
4719 (make_new_ssa_for_all_defs): Likewise.
4720 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
4722 2016-09-20 Martin Sebor <msebor@redhat.com>
4725 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
4726 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
4727 * config/linux.c (gnu_libc_printf_pointer_format): New function.
4728 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
4729 * config/sol2.c (solaris_printf_pointer_format): New function.
4730 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
4732 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
4733 * doc/tm.texi: Regenerate.
4734 * gimple-fold.h (get_range_strlen): New function.
4735 (get_maxval_strlen): Declare existing function.
4736 * gimple-fold.c (get_range_strlen): Add arguments and compute both
4737 maximum and minimum.
4738 (get_range_strlen): Define overload.
4739 (get_maxval_strlen): Adjust.
4740 * gimple-ssa-sprintf.c: New file and pass.
4741 * passes.def (pass_sprintf_length): Add new pass.
4742 * targhooks.h (default_printf_pointer_format): Declare new function.
4743 (gnu_libc_printf_pointer_format): Same.
4744 (solaris_libc_printf_pointer_format): Same.
4745 * targhooks.c (default_printf_pointer_format): Define new function.
4746 * tree-pass.h (make_pass_sprintf_length): Declare new function.
4747 * print-tree.c: Increase buffer size.
4749 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4751 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
4753 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4755 * common.opt: New option -fipa-vrp.
4756 * ipa-cp.c (ipa_get_vr_lat): New.
4757 (ipcp_vr_lattice::print): Likewise.
4758 (print_all_lattices): Call ipcp_vr_lattice::print.
4759 (ipcp_vr_lattice::meet_with): New.
4760 (ipcp_vr_lattice::meet_with_1): Likewise.
4761 (ipcp_vr_lattice::top_p): Likewise.
4762 (ipcp_vr_lattice::bottom_p): Likewsie.
4763 (ipcp_vr_lattice::set_to_bottom): Likewise.
4764 (set_all_contains_variable): Call VR set_to_bottom.
4765 (initialize_node_lattices): Init VR lattices.
4766 (propagate_vr_accross_jump_function): New.
4767 (propagate_constants_accross_call): Call
4768 propagate_vr_accross_jump_function.
4769 (ipcp_store_vr_results): New.
4770 (ipcp_driver): Handle VR.
4771 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
4772 (ipa_set_jf_unknown): Likewise.
4773 (ipa_compute_jump_functions_for_edge): Likewise.
4774 (ipa_node_params_t::duplicate): Likewise.
4775 (ipa_write_jump_function): Likewise.
4776 (ipa_read_jump_function): Likewise.
4777 (write_ipcp_transformation_info): Likewise.
4778 (read_ipcp_transformation_info): Likewise.
4779 (ipcp_update_vr): New.
4780 (ipcp_transform_function): Handle VR.
4781 * ipa-prop.h (struct ipa_vr): New.
4782 * cgraph.c: Include tree-vrp.h.
4783 * cgraphunit.c: Likewise.
4784 * ipa-utils.c: Likewise.
4787 * toplev.c: Likewise.
4788 * ipa-devirt.c: Likewise.
4789 * ipa-inline-transform.c: Likewise.
4790 * ipa-inline.c: Likewise.
4791 * ipa-profile.c: Likewise.
4793 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4795 * doc/invoke.texi: Document -fdump-tree-evrp.
4796 * passes.def: Define new pass_early_vrp.
4797 * timevar.def: Define new TV_TREE_EARLY_VRP.
4798 * tree-pass.h (make_pass_early_vrp): New.
4799 * tree-ssa-propagate.c: Make replace_uses_in non static.
4800 * tree-ssa-propagate.h: Export replace_uses_in.
4801 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
4802 (extract_range_from_assert): Factor out
4803 extract_range_for_var_from_comparison_expr.
4804 (vrp_initialize_lattice): New.
4805 (vrp_initialize): Factor out vrp_initialize_lattice.
4806 (vrp_valueize): Fix it to reject complex value ranges.
4807 (vrp_free_lattice): New.
4808 (evrp_dom_walker::before_dom_children): Likewise.
4809 (evrp_dom_walker::after_dom_children): Likewise.
4810 (evrp_dom_walker::push_value_range): Likewise.
4811 (evrp_dom_walker::pop_value_range): Likewise.
4812 (execute_early_vrp): Likewise.
4813 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4814 (make_pass_early_vrp): New.
4816 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4818 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4819 instead of exact_log2.
4821 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4824 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4825 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4826 (ix86_add_stmt_cost): Penalize DFmode vector operations
4827 for !TARGET_VECTORIZE_DOUBLE.
4829 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4831 * doc/invoke.texi (Warning Options): Simplify language.
4832 (Optimize Options): Complete sentence.
4834 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4836 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4839 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4842 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4843 inits on power8 and above, use the VMRGEW instruction instead of a
4846 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4847 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4850 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4852 * config/aarch64/arm_neon.h
4853 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4854 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4855 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4857 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4859 * config/var/vax.h (ELIMINABLE_REGS): Define.
4860 (INITIAL_ELIMINATION_OFFSET): Define.
4862 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4865 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4866 cast to void * if the cast is from some other pointer type.
4868 2016-09-20 Richard Biener <rguenther@suse.de>
4870 PR tree-optimization/77646
4871 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4874 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4876 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4877 attributes to all inlined functions and make them extern.
4879 2016-09-20 Richard Biener <rguenther@suse.de>
4881 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4883 * debug.c (do_nothing_debug_hooks): Adjust.
4884 * dbxout.c (dbx_debug_hooks): Likewise.
4885 * sdbout.c (sdb_debug_hooks): Likewise.
4886 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4887 (dwarf2out_finish): Move producer, filename and
4889 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4890 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4892 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4895 * doc/invoke.texi: Document -Wint-in-bool-context.
4898 * dwarf2out.c (output_loc_operands): Fix an assertion.
4900 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4902 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4903 (CR_DECIMAL_DIG): New macro.
4905 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4907 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4910 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4912 PR rtl-optimization/77416
4913 * lra-remat.c (operand_to_remat): Process hard coded insn
4916 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4918 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4919 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4921 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4923 * target.def (lra_p): Wordsmithing.
4924 * doc/tm.texi: Regenerate.
4926 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4927 Jan Hubicka <jh@suse.cz>
4930 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4931 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4932 Call ultimate_alias_target just once, not up to 4 times.
4934 2016-09-19 Richard Biener <rguenther@suse.de>
4936 * dwarf2out.c (early_dwarf_finished): New global.
4937 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4939 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4940 if called from LTO exit early.
4941 (dwarf2out_late_global_decl): When being during the early
4942 debug phase do not add locations but only const value attributes.
4943 Adjust the way we generate early DIEs for LTO.
4945 2016-09-19 Richard Biener <rguenther@suse.de>
4948 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4949 proper niter to bound the loops.
4951 2016-09-19 Richard Biener <rguenther@suse.de>
4953 PR tree-optimization/77514
4954 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4955 search for folded stmt.
4957 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4959 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4960 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4961 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4962 fsm_find_thread_path, profitable_jump_thread_path,
4963 fsm_find_control_statement_thread_paths,
4964 find_jump_threads_backwards): Add speed_p parameter.
4965 (pass_data_early_thread_jumps): New pass.
4966 (make_pass_early_thread_jumps): New function.
4968 2016-09-17 Andreas Schwab <schwab@suse.de>
4970 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4971 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4973 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4975 * recog.c (rest_of_handle_split_after_reload): Delete.
4976 (pass_split_after_reload::gate): New method.
4977 (pass_split_after_reload::execute): Call split_all_insns directly.
4979 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4981 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4982 parameters for functions taking long long arguments.
4984 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4987 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4988 splat with truncate.
4990 2016-09-16 Jason Merrill <jason@redhat.com>
4992 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4994 * hwint.c (exact_log2): Use pow2p_hwi.
4995 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4996 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4997 * builtins.c (get_object_alignment_2, get_object_alignment)
4998 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
5000 * calls.c (compute_argument_addresses, store_one_arg): Use
5002 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
5003 * combine.c (force_to_mode): Use least_bit_hwi.
5004 (contains_muldiv, find_split_point, combine_simplify_rtx)
5005 (simplify_if_then_else, simplify_set, force_to_mode)
5006 (if_then_else_cond, simplify_and_const_int_1)
5007 (simplify_compare_const): Use pow2p_hwi.
5008 * cse.c (fold_rtx): Use pow2p_hwi.
5009 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
5011 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
5012 (init_expmed_one_conv): Use pow2p_hwi.
5013 * expr.c (is_aligning_offset): Use pow2p_hwi.
5014 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
5015 (fold_binary_loc): Use pow2p_hwi.
5016 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
5017 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
5018 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
5019 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
5021 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
5022 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
5023 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
5024 * omp-low.c (oacc_loop_fixed_partitions)
5025 (oacc_loop_auto_partitions): Use least_bit_hwi.
5026 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
5027 * stor-layout.c (place_field): Use least_bit_hwi.
5028 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
5029 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
5030 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
5031 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
5032 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
5033 * tree-vect-data-refs.c (vect_analyze_group_access_1)
5034 (vect_grouped_store_supported, vect_grouped_load_supported)
5035 (vect_permute_load_chain, vect_shift_permute_load_chain)
5036 (vect_transform_grouped_load): Use pow2p_hwi.
5037 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
5038 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
5039 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
5041 * tsan.c (instrument_expr): Use least_bit_hwi.
5042 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
5044 2016-09-16 Andreas Schwab <schwab@suse.de>
5046 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
5048 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5050 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5053 * combine.c (rest_of_handle_combine): If any edges have been purged,
5054 free dominators if available.
5056 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5057 Eric Botcazou <ebotcazou@adacore.com>
5060 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
5061 through into expand_addsub_overflow after expand_neg_overflow.
5063 2016-09-15 David Malcolm <dmalcolm@redhat.com>
5065 * diagnostic-show-locus.c
5066 (selftest::test_fixit_insert_containing_newline): New function.
5067 (selftest::test_fixit_replace_containing_newline): New function.
5068 (selftest::diagnostic_show_locus_c_tests): Call the above.
5070 2016-09-15 Bin Cheng <bin.cheng@arm.com>
5072 PR tree-optimization/77503
5073 * tree-vect-loop.c (vectorizable_reduction): Record reduction
5074 code for CONST_COND_REDUCTION at analysis stage and use it at
5076 * tree-vectorizer.h (struct _stmt_vec_info): New field.
5077 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
5078 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
5081 2016-09-15 Richard Biener <rguenther@suse.de>
5084 * fold-const.c (split_tree): Do not split constant ~X.
5086 2016-09-15 Jakub Jelinek <jakub@redhat.com>
5088 PR rtl-optimization/77425
5089 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
5093 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
5094 use %qs instead of %s where desirable, use argument instead of arg in
5095 the diagnostic wording, add list of supported strategies and
5097 (ix86_option_override_internal): Emit target("m...") instead of
5098 option("m...") in the diagnostic. Use %qs instead of %s in invalid
5099 -march/-mtune option diagnostic. Add list of supported arches/tunings
5100 and spellcheck hint. Remove prefix, suffix and sw variables, use
5101 main_args_p ? "..." : "..." in diagnostics to make translation
5104 2016-09-15 Richard Biener <rguenther@suse.de>
5106 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
5107 extra offset argument.
5108 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
5109 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
5110 to reflect new offset parameter.
5111 * doc/tm.texi: Regenerate.
5112 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5113 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
5115 (darwin_asm_output_dwarf_offset): Likewise.
5116 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
5118 (darwin_asm_output_dwarf_offset): Pass offset argument through.
5119 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5120 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5122 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
5125 * ipa-icf.c (set_alias_uids): New function.
5126 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
5127 all the merged variable's referring aliases.
5129 2016-09-15 Richard Biener <rguenther@suse.de>
5131 PR tree-optimization/77514
5132 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
5133 only forced_stmts sequence.
5135 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
5137 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
5138 * cfgexpand.c (update_alias_info_with_stack_vars): Use
5139 FOR_EACH_SSA_NAME to iterate over SSA variables.
5140 (pass_expand::execute): Likewise.
5141 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
5142 * tree-cfg.c (dump_function_to_file): Likewise.
5143 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
5144 (update_ssa): Likewise.
5145 * tree-ssa-alias.c (dump_alias_info): Likewise.
5146 * tree-ssa-ccp.c (ccp_finalize): Likewise.
5147 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
5148 (create_outofssa_var_map): Likewise.
5149 (coalesce_ssa_name): Likewise.
5150 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
5151 * tree-ssa-pre.c (compute_avail): Likewise.
5152 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
5153 (scc_vn_restore_ssa_info): Likewise.
5154 (free_scc_vn): Likwise.
5155 (run_scc_vn): Likewise.
5156 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
5157 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
5158 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5159 * tree-ssa.c (verify_ssa): Likewise.
5161 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
5163 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
5164 and mips64r2 as default 32-bit and 64-bit architectures.
5165 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
5166 as default 32-bit and 64-bit architectures.
5168 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
5170 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
5173 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5175 * target.def (lra_p): Change commentary (for the manual) for the
5177 * doc/tm.texi: Regenerate.
5179 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5181 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
5182 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
5183 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
5184 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
5186 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5188 * targhooks.c (default_lra_p): Return true instead of false.
5190 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5192 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
5193 hook_bool_void_false.
5194 * config/avr/avr.c: Ditto.
5195 * config/bfin/bfin.c: Ditto.
5196 * config/c6x/c6x.c: Ditto.
5197 * config/cr16/cr16.c: Ditto.
5198 * config/cris/cris.c: Ditto.
5199 * config/epiphany/epiphany.c: Ditto.
5200 * config/fr30/fr30.c: Ditto.
5201 * config/frv/frv.c: Ditto.
5202 * config/h8300/h8300.c: Ditto.
5203 * config/ia64/ia64.c: Ditto.
5204 * config/iq2000/iq2000.c: Ditto.
5205 * config/lm32/lm32.c: Ditto.
5206 * config/m32c/m32c.c: Ditto.
5207 * config/m32r/m32r.c: Ditto.
5208 * config/m68k/m68k.c: Ditto.
5209 * config/mcore/mcore.c: Ditto.
5210 * config/microblaze/microblaze.c: Ditto.
5211 * config/mmix/mmix.c: Ditto.
5212 * config/mn10300/mn10300.c: Ditto.
5213 * config/moxie/moxie.c: Ditto.
5214 * config/msp430/msp430.c: Ditto.
5215 * config/nios2/nios2.c: Ditto.
5216 * config/nvptx/nvptx.c: Ditto.
5217 * config/pa/pa.c: Ditto.
5218 * config/pdp11/pdp11.c: Ditto.
5219 * config/rl78/rl78.c: Ditto.
5220 * config/sparc/sparc.c: Ditto.
5221 * config/spu/spu.c: Ditto.
5222 * config/stormy16/stormy16.c: Ditto.
5223 * config/tilegx/tilegx.c: Ditto.
5224 * config/tilepro/tilepro.c: Ditto.
5225 * config/v850/v850.c: Ditto.
5226 * config/vax/vax.c: Ditto.
5227 * config/visium/visium.c: Ditto.
5228 * config/xtensa/xtensa.c: Ditto.
5230 2016-09-14 Jakub Jelinek <jakub@redhat.com>
5233 * tsan.c: Include target.h.
5234 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
5235 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
5236 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
5237 BUILT_IN_ATOMIC_TEST_AND_SET entries.
5238 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
5240 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
5241 Martin Liska <mliska@suse.cz>
5244 * predict.c (force_edge_cold): Add braces to a condition.
5246 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
5248 PR rtl-optimization/77289
5249 * lra-constraints.c (get_final_hard_regno): Removed.
5250 (get_hard_regno): Add new parameter final_p.
5251 (get_reg_class): Directly call lra_get_elimination_hard_regno.
5252 (operands_match_p): Adjust call to get_hard_regno.
5253 (uses_hard_regs_p): Likewise.
5254 (process_alt_operands): Likewise.
5256 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
5259 * config/msp430/msp430.c (msp430_start_function): Emit an error
5260 if a function is both weak and specifies an interrupt number.
5262 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5264 PR tree-optimization/77454
5265 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
5266 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
5269 2016-09-13 Tamar Christina <tamar.christina@arm.com>
5271 * config/aarch64/aarch64-builtins.c
5272 (aarch64_init_simd_builtins): Fix builtin type signature printing.
5274 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
5276 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
5277 SFmode and SCmode arguments by reference.
5279 2016-09-13 David Malcolm <dmalcolm@redhat.com>
5281 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
5283 (selftest::test_one_liner_fixit_insert_before): ...this, and update
5284 for renaming of add_fixit_insert to add_fixit_insert_before.
5285 (selftest::test_one_liner_fixit_insert_after): New function.
5286 (selftest::test_one_liner_fixit_validation_adhoc_locations):
5287 Update for renaming of add_fixit_insert to add_fixit_insert_before.
5288 (selftest::test_one_liner_many_fixits): Likewise.
5289 (selftest::test_diagnostic_show_locus_one_liner): Update for
5290 renaming, call new test function.
5291 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
5292 renaming of add_fixit_insert to add_fixit_insert_before.
5293 (selftest::test_fixit_consolidation): Likewise.
5294 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
5296 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
5297 (selftest::test_applying_fixits_insert_before): ...this.
5298 (selftest::test_applying_fixits_insert): Update for renaming of
5299 add_fixit_insert to add_fixit_insert_before.
5300 (selftest::test_applying_fixits_insert_after): New function.
5301 (selftest::test_applying_fixits_insert_after_at_line_end): New
5303 (selftest::test_applying_fixits_insert_after_failure): New function.
5304 (selftest::test_applying_fixits_multiple): Update for renaming of
5305 add_fixit_insert to add_fixit_insert_before.
5306 (selftest::change_line): Likewise.
5307 (selftest::test_applying_fixits_unreadable_file): Likewise.
5308 (selftest::test_applying_fixits_line_out_of_range): Likewise.
5309 (selftest::test_applying_fixits_column_validation): Likewise.
5310 (selftest::test_applying_fixits_column_validation): Likewise.
5311 (selftest::edit_context_c_tests): Update for renamed test function;
5312 call new test functions.
5314 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
5316 PR tree-optimization/77536
5317 PR rtl-optimization/68212
5318 * config/rs6000/rs6000.md (div->recip splitter): Remove
5319 optimize_insn_for_speed_p condition.
5321 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
5323 * optabs.c (prepare_cmp_insn): Update documentation comment.
5325 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5326 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5329 * opts.h (candidates_list_and_hint): Declare.
5330 * opts-common.c (candidates_list_and_hint): New function.
5331 (cmdline_handle_error): Use it.
5333 2016-09-12 David Malcolm <dmalcolm@redhat.com>
5335 * edit-context.c (edited_line::get_len): New accessor.
5336 (edited_file::print_diff): Split out hunk-printing into...
5337 (edited_file::print_diff_hunk): New method.
5338 (edited_file::print_diff_line): New method.
5340 2016-09-12 Andrew Pinski <apinski@cavium.com>
5342 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
5344 * config/aarch64/aarch64.c (thunderx_tunings): Enable
5345 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
5346 (aarch64_operands_ok_for_ldpstp): Return false if
5347 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
5348 was SImode and the alignment is less than 8 byte.
5349 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5351 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
5354 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
5356 2016-09-12 Marek Polacek <polacek@redhat.com>
5358 * doc/extend.texi: Use lowercase "boolean".
5359 * doc/invoke.texi: Likewise.
5360 * doc/md.texi: Likewise.
5361 * target.def: Likewise.
5362 * doc/tm.texi: Regenerated.
5364 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5367 * expmed.c (synth_mult): Delete duplicate mode check.
5369 2016-09-10 Tom de Vries <tom@codesourcery.com>
5372 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
5374 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
5375 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
5377 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
5379 PR rtl-optimization/77289
5380 * lra-constraints.c (get_final_hard_regno): Add support for non hard
5381 register numbers. Remove support for subregs.
5382 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
5383 (get_reg_class): Delete removed get_final_hard_regno() argument.
5384 (uses_hard_regs_p): Call get_final_hard_regno().
5386 2016-09-09 Martin Sebor <msebor@redhat.com>
5390 * pretty-print.c (pp_quoted_string): New function.
5391 (pp_format): Call it for %c and %s directives.
5393 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
5395 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
5396 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
5397 INITIAL_ELIMINATION_OFFSET) : Update documentation.
5398 * target.def (frame_pointer_required, can_eliminate): Likewise.
5399 * doc/tm.texi: Regenerated.
5400 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
5402 * df-scan.c (df_hard_reg_init): Likewise.
5403 * ira.c (ira_setup_eliminable_regset): Likewise.
5404 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
5405 init_elim_table): Likewise.
5406 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
5407 set_initial_elim_offsets, update_eliminables,
5408 init_elim_table): Likewise.
5409 * rtlanal.c (get_initial_register_offset): Likewise.
5410 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5411 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5412 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5413 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5414 * config/fr30/fr30.h: Fix comment.
5415 * config/frv/frv.c: Likewise.
5416 * config/frv/frv.h: Likewise.
5417 * config/ft32/ft32.h: Likewise.
5418 * config/visium/visium.h: Likewise.
5419 * config/pa/pa64-linux.h: Likewise.
5420 * config/v850/v850.h: Likewise.
5421 * config/cris/cris.c: Likewise.
5422 * config/ia64/ia64.h: Likewise.
5423 * config/moxie/moxie.h: Likewise.
5424 * config/m32r/m32r.h: Likewise.
5426 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
5429 * config.in: Regenerate.
5430 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
5432 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
5433 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
5434 static-libmpxwrappers case.
5435 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
5436 MPX_LD_AS_NEEDED_GUARD_POP.
5437 * configure: Regenerate.
5438 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
5439 defined if linker support "--push-state"/"--pop-state".
5441 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
5443 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
5445 2016-09-09 Joseph Myers <joseph@codesourcery.com>
5447 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
5448 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
5449 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
5450 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
5451 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
5452 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
5453 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
5455 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
5456 width macros from TS 18661-1.
5457 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
5459 2016-09-08 Jakub Jelinek <jakub@redhat.com>
5462 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
5463 OMP_CLAUSE_SAFELEN_EXPR.
5465 2016-09-07 David Malcolm <dmalcolm@redhat.com>
5467 * Makefile.in (OBJS): Add substring-locations.o.
5468 * langhooks-def.h (class substring_loc): New forward decl.
5469 (lhd_get_substring_location): New decl.
5470 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
5471 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
5472 * langhooks.c (lhd_get_substring_location): New function.
5473 * langhooks.h (class substring_loc): New forward decl.
5474 (struct lang_hooks): Add field get_substring_location.
5475 * substring-locations.c: New file, taking definition of
5476 format_warning_va and format_warning_at_substring from
5477 c-family/c-format.c, making them non-static.
5478 * substring-locations.h (class substring_loc): Move class here
5479 from c-family/c-common.h. Add and rewrite comments.
5480 (format_warning_va): New decl.
5481 (format_warning_at_substring): New decl.
5482 (get_source_location_for_substring): Add comment.
5484 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
5486 * config/i386/i386.c: Add 'U' suffix to processor feature bits
5487 to avoid -Wnarrowing warning.
5488 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
5489 * opts.c: Likewise for SANITIZER_OPT bitmasks.
5491 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
5493 * config/aarch64/aarch64.c (aarch64_legitimize_address):
5494 Avoid use of base_offset if offset already in range.
5496 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
5498 * config/sh/sh-protos.h (struct sh_atomic_model,
5499 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5500 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5501 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
5502 * config/sh/sh.h (struct sh_atomic_model,
5503 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5504 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5505 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
5506 Guard with __cplusplus.
5508 2016-09-06 Jakub Jelinek <jakub@redhat.com>
5511 * config/i386/i386.c (ix86_expand_builtin): For builtin with
5512 unsupported or unknown ISA, use expand_call.
5514 2016-09-06 Martin Liska <mliska@suse.cz>
5516 PR gcov-profile/77378
5517 PR gcov-profile/77466
5518 * tree-profile.c (tree_profiling): Detect whether target can use
5519 -fprofile-update=atomic.
5521 2016-09-06 Richard Biener <rguenther@suse.de>
5523 PR tree-optimization/77479
5524 * tree-vrp.c (update_value_range): Extend overflow handling to
5527 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5530 * config/i386/i386.md (isa): Add x64_avx512bw.
5531 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
5532 (kmov_isa): New mode attr.
5533 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
5534 (*zero_extend<mode>si2): Likewise.
5535 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
5537 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5539 * doc/invoke.texi (SPU Options): nops -> NOPs.
5540 (x86 Options): Ditto.
5542 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5545 * toplev.c (process_options): Temporarily set input_location
5546 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5548 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5550 PR rtl-optimization/77452
5551 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5552 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5554 2016-09-05 Marek Polacek <polacek@redhat.com>
5557 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5559 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5562 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5563 *insn_out == '*' test. Don't copy unnecessary to yet another
5564 memory buffer, and don't leak it.
5566 PR rtl-optimization/77425
5567 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5569 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5571 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5573 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5575 * common.opt (fdiagnostics-generate-patch): New option.
5576 * diagnostic.c: Include "edit-context.h".
5577 (diagnostic_initialize): Initialize context->edit_context_ptr.
5578 (diagnostic_finish): Delete context->edit_context_ptr.
5579 (diagnostic_report_diagnostic): Add fix-it hints from the
5580 diagnostic to context->edit_context_ptr, if any.
5581 * diagnostic.h (class edit_context): Add forward decl.
5582 (struct diagnostic_context): Add field "edit_context_ptr".
5583 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5584 -fdiagnostics-generate-patch.
5585 (-fdiagnostics-generate-patch): New item.
5586 * toplev.c: Include "edit-context.h".
5587 (process_options): Set global_dc->edit_context_ptr to a new
5588 edit_context if the options need one.
5589 (toplev::main): Handle -fdiagnostics-generate-patch by using
5590 global_dc->edit_context_ptr.
5592 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5595 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5596 map and firstprivate clauses on target construct for _Atomic
5598 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5599 on target construct for _Atomic qualified decls.
5600 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5602 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5603 _Atomic qualified arguments not mentioned in uniform clause.
5605 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5607 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5608 * diagnostic-color.c (color_dict): Add "diff-filename",
5609 "diff-hunk", "diff-delete", and "diff-insert".
5610 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5611 to reflect above changes.
5612 * doc/invoke.texi (-fdiagnostics-color): Update description of
5613 default GCC_COLORS, and of the supported capabilities.
5614 * edit-context.c: New file.
5615 * edit-context.h: New file.
5616 * input.c (struct fcache): Add field "missing_trailing_newline".
5617 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5619 (add_file_to_cache_tab): Likewise.
5620 (fcache::fcache): Likewise.
5621 (get_next_line): Update c->missing_trailing_newline.
5622 (location_missing_trailing_newline): New function.
5623 * input.h (location_missing_trailing_newline): New decl.
5624 * selftest-run-tests.c (selftest::run_tests): Call
5625 edit_context_c_tests.
5626 * selftest.h (edit_context_c_tests): New decl.
5628 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5629 Richard Biener <rguenth@suse.de>
5631 PR tree-optimization/77444
5632 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5633 as steptype, remove redundant initialization.
5635 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5638 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5639 (sanopt_optimize_walker): Optimize away
5640 __asan_before_dynamic_init (...) followed by
5641 __asan_after_dynamic_init () without intervening memory loads/stores.
5642 * ipa-pure-const.c (special_builtin_state): Handle
5643 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5644 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5646 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5648 * cfg.c (free_original_copy_tables): Replace second assignment of
5649 bb_copy = NULL by bb_original = NULL.
5651 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5654 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5655 assignment added in r216794.
5657 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5659 * Makefile.in (OBJS): Add typed-splay-tree.o.
5660 * selftest-run-tests.c (selftest::run_tests): Call
5661 typed_splay_tree_c_tests.
5662 * selftest.h (typed_splay_tree_c_tests): New decl.
5663 * typed-splay-tree.c: New file.
5664 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5665 (typed_splay_tree::max): New method.
5666 (typed_splay_tree::min): New method.
5667 (typed_splay_tree::foreach): New method.
5668 (typed_splay_tree::closure): New struct.
5669 (typed_splay_tree::inner_foreach_fn): New function.
5671 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5673 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5674 -fipa-cp-bit to -fipa-bit-cp.
5676 2016-09-01 Martin Sebor <msebor@redhat.com>
5678 PR tree-optimization/71831
5679 * tree-object-size.h: Return bool instead of the size and add
5680 argument for the size.
5681 * tree-object-size.c (compute_object_offset): Update signature.
5682 (addr_object_size): Same.
5683 (compute_builtin_object_size): Return bool instead of the size
5684 and add argument for the size. Handle POINTER_PLUS_EXPR when
5685 optimization is disabled.
5686 (expr_object_size): Adjust.
5687 (plus_stmt_object_size): Adjust.
5688 (pass_object_sizes::execute): Adjust.
5689 * builtins.c (fold_builtin_object_size): Adjust.
5690 * doc/extend.texi (Object Size Checking): Update.
5691 * ubsan.c (instrument_object_size): Adjust.
5693 2016-09-01 Martin Sebor <msebor@redhat.com>
5695 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5696 it fits the output of the formatted function regardless of its
5698 * gcc/genmodes.c (parser::parse_expr): Same.
5699 * gimplify.c (gimplify_asm_expr): Same.
5700 * passes.c (pass_manager::register_one_dump_file): Same.
5701 * print-tree.c (print_node): Same.
5703 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5705 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5707 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5709 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5711 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5713 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5714 * config/rs6000/vector.md: Ditto.
5715 * config/rs6000/vsx.md: Ditto.
5717 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5719 * ipa-inline-analysis.c (param_change_prob): Get to the base object
5722 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5724 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
5725 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
5726 *return_and_restore_gpregs_<mode>_r11,
5727 *return_and_restore_gpregs_<mode>_r12,
5728 *return_and_restore_gpregs_<mode>_r1,
5729 *return_and_restore_fpregs_<mode>_r11,
5730 *return_and_restore_fpregs_<mode>_r12,
5731 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
5732 directly instead of via the "l" constraint. Renumber operands.
5735 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5737 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
5738 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
5739 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
5740 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
5741 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
5742 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
5743 *call_value_nonlocal_darwin64, reload_macho_picbase,
5744 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
5745 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
5746 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
5747 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
5748 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
5749 *save_fpregs_<mode>_r1): Ditto.
5750 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
5751 *return_and_restore_gpregs_spe): Ditto.
5753 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5755 * config/rs6000/rs6000.md
5756 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
5757 the use of the link register.
5758 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
5760 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5761 Michael Meissner <meissner@linux.vnet.ibm.com>
5764 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
5765 reg+reg addressing for TImode.
5766 (rs6000_legitimate_address_p): Only allow register indirect
5767 addressing for TImode, even without TARGET_QUAD_MEMORY.
5769 2016-09-01 Richard Biener <rguenther@suse.de>
5772 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
5773 check whether the result fits the desired result type.
5775 2016-09-01 Nathan Sidwell <nathan@acm.org>
5777 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
5779 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
5781 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5783 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
5785 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5787 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
5788 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
5789 for comparisons of integer ZERO_EXTEND against zero.
5791 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5793 * config/i386/i386.c (ix86_option_override_internal): Also disable the
5794 STV pass if -mstackrealign is enabled.
5796 2016-08-31 Ilya Verbin <iverbin@gmail.com>
5798 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
5801 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5803 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
5804 (layout_range::intersects_line_p): New method.
5805 (test_range_contains_point_for_single_point): Rename to...
5806 (test_layout_range_for_single_point): ...this, and add testing
5807 for layout_range::intersects_line_p.
5808 (test_range_contains_point_for_single_line): Rename to...
5809 (test_layout_range_for_single_line): ...this, and add testing
5810 for layout_range::intersects_line_p.
5811 (test_range_contains_point_for_multiple_lines): Rename to...
5812 (test_layout_range_for_multiple_lines): ...this, and add testing
5813 for layout_range::intersects_line_p.
5814 (layout::layout): Populate m_fixit_hints.
5815 (layout::get_expanded_location): Handle the case of a line-span
5817 (layout::validate_fixit_hint_p): New method.
5818 (get_line_span_for_fixit_hint): New function.
5819 (layout::calculate_line_spans): Add spans for fixit-hints.
5820 (layout::should_print_annotation_line_p): New method.
5821 (layout::print_any_fixits): Drop param "richloc", instead using
5822 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5823 (diagnostic_show_locus): Avoid printing blank annotation lines.
5824 (selftest::test_diagnostic_context::test_diagnostic_context):
5825 Initialize show_column and start_span.
5826 (selftest::test_diagnostic_context::start_span_cb): New static
5828 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5829 (selftest::diagnostic_show_locus_c_tests): Update for function
5830 renamings. Call test_diagnostic_show_locus_fixit_lines.
5832 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5834 PR tree-optimization/73714
5835 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5837 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5839 * selftest.c: Move "namespace selftest {" to top of file,
5840 removing explicit "selftest::" qualifiers throughout.
5842 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5844 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5846 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5847 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5848 Replace builtin with vector extension.
5849 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5851 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5852 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5853 Replace builtin with vector extension.
5854 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5855 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5856 Replace builtin with vector extension.
5857 * config/i386/xmmintrin.h (__m128_u): New type.
5858 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5859 (_mm_load_ps, _mm_store_ps): Simplify.
5861 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5863 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5865 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5867 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5868 than 3 ranges per diagnostic by alternating between color 1 and
5870 (layout::layout): Replace use of rich_location::MAX_RANGES
5871 with richloc->get_num_locations ().
5872 (layout::calculate_line_spans): Replace use of
5873 rich_location::MAX_RANGES with m_layout_ranges.length ().
5874 (layout::print_annotation_line): Handle arbitrary numbers of
5875 ranges in caret-printing by defaulting to '^'.
5876 (selftest::test_one_liner_many_fixits): New function.
5877 (test_diagnostic_show_locus_one_liner): Call it.
5878 * diagnostic.c (diagnostic_initialize): Update for renaming
5879 of rich_location::MAX_RANGES to
5880 rich_location::STATICALLY_ALLOCATED_RANGES.
5881 * diagnostic.h (struct diagnostic_context): Likewise.
5883 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5885 * selftest.c (selftest::named_temp_file::named_temp_file): New
5887 (selftest::temp_source_file::~temp_source_file): Move to...
5888 (selftest::named_temp_file::~named_temp_file): ...here.
5889 (selftest::test_named_temp_file): New function.
5890 (selftest::selftest_c_tests): Call test_named_temp_file.
5891 * selftest.h (class named_temp_file): New class.
5892 (class temp_source_file): Convert to a subclass of named_temp_file.
5894 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5896 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5897 USEs of LR_REGNO in returns and sibcalls.
5898 (rs6000_output_mi_thunk): Similar.
5899 (rs6000_sibcall_aix): Similar.
5900 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5901 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5902 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5903 Remove the USE of LR_REGNO from the patterns as well. Delete an
5905 (return_internal_<mode>): Delete.
5907 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5909 * gcc/config/aarch64/aarch64-simd.md
5910 (aarch64_ld2<mode>_dreg_le): New.
5911 (aarch64_ld2<mode>_dreg_be): New.
5912 (aarch64_ld2<mode>_dreg): Removed.
5913 (aarch64_ld3<mode>_dreg_le): New.
5914 (aarch64_ld3<mode>_dreg_be): New.
5915 (aarch64_ld3<mode>_dreg): Removed.
5916 (aarch64_ld4<mode>_dreg_le): New.
5917 (aarch64_ld4<mode>_dreg_be): New.
5918 (aarch64_ld4<mode>_dreg): Removed.
5919 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5921 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5923 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5924 redundant location param.
5925 (test_one_liner_fixit_remove): Likewise.
5926 (test_one_liner_fixit_replace): Likewise.
5927 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5928 * gcc-rich-location.c
5929 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5930 get_range_from_loc. Drop overload taking a const char *.
5931 * gcc-rich-location.h
5932 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5935 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5937 * config/linux.c (linux_libc_has_function): Return true on musl.
5939 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5941 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5943 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5945 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5946 used for abnormal egdes.
5948 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5950 PR tree-optimization/72866
5951 * tree-vect-patterns.c (search_type_for_mask): Turn into
5952 a small wrapper, move all code to ...
5953 (search_type_for_mask_1): ... this new function. Add caching
5954 and adjust recursive calls.
5957 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5958 instead of lookup_type_die (type_main_variant (type)) even for array
5962 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5963 constant pool reference return x instead of c.
5965 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5967 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5970 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5973 (selftest::test_make_location_nonpure_range_endpoints): Fix
5976 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5978 * diagnostic-show-locus.c
5979 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5981 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5982 * input.c (get_pure_location): Move to libcpp/line-map.c.
5983 * input.h (get_pure_location): Convert decl to an inline function
5984 calling implementation in libcpp.
5986 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5989 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5990 template for intel asm dialect.
5991 (vec_set_hi_<mode><mask_name>): Ditto.
5993 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5995 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5996 (selftest::fail_formatted): Likewise.
5998 2016-08-29 David Malcolm <dmalcolm@redhat.com>
6000 * input.c (make_location): Call get_start and get_finish
6001 on the endpoints to avoid storing packed ranges or ad-hoc
6003 (selftest::test_make_location_nonpure_range_endpoints): New function.
6004 (selftest::input_c_tests): Call it.
6005 * input.h (get_start): New inline function.
6007 2016-08-29 Tom de Vries <tom@codesourcery.com>
6010 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
6013 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
6015 * Makefile.in (gcov-iov.h): Add dummy recipe.
6017 2016-08-29 Nathan Sidwell <nathan@acm.org>
6019 * config/nvptx/nvptx.c: #include tree-vrp.h.
6021 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
6024 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
6025 HIGH+LO construct during reload.
6027 2016-08-28 Tom de Vries <tom@codesourcery.com>
6030 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
6031 'sysv_abi va_list' attribute.
6032 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
6033 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
6036 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6038 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
6039 * emit-rtl.c (unshare_all_rtl_1): Adjust.
6040 (unshare_all_rtl_again): Likewise.
6041 * function.c (assign_stack_local_1): Likewise.
6042 (assign_stack_temp_for_type): Likewise.
6044 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6046 * cfgbuild.c (make_edges): Adjust.
6047 * cfgrtl.c (can_delete_label_p): Likewise.
6048 * dwarf2cfi.c (create_trace_edges): Likewise.
6049 * except.c (sjlj_emit_dispatch_table): Likewise.
6050 * function.h (struct expr_status): make x_forced_labels a vector.
6051 * jump.c (rebuild_jump_labels_1): Adjust.
6052 * reload1.c (set_initial_label_offsets): Likewise.
6053 * stmt.c (force_label_rtx): Likewise.
6054 (expand_label): Likewise.
6056 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6058 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
6060 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
6062 PR tree-optimization/71077
6063 PR tree-optimization/68542
6064 * fold-const.c (fold_relational_const): Fix folding of
6065 VECTOR_CST comparisons that have a scalar boolean result type.
6066 (selftest::test_vector_folding): New static function.
6067 (selftest::fold_const_c_tests): Call it.
6069 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6071 * doc/extend.texi (SPU Built-in Functions): Remove stale
6072 references to material formerly at IBM and Sony.
6074 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
6077 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
6079 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6081 * diagnostic-show-locus.c
6082 (selftest::test_fixit_consolidation): New function.
6083 (selftest::diagnostic_show_locus_c_tests): Call it.
6084 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
6085 constructor based on source_range.
6087 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6089 * diagnostic-color.c (color_dict): Add "fixit-insert" and
6091 (parse_gcc_colors): Update description of default GCC_COLORS.
6092 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
6093 (colorizer::set_fixit_insert): New method.
6094 (colorizer::set_fixit_delete): New method.
6095 (colorizer::get_color_by_name): New method.
6096 (colorizer::STATE_FIXIT_INSERT): New constant.
6097 (colorizer::STATE_FIXIT_DELETE): New constant.
6098 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
6099 fields in favor of new field "m_stop_color". Add fields
6100 "m_fixit_insert" and "m_fixit_delete".
6101 (colorizer::colorizer): Update for above changes. Replace
6102 colorize_start calls with calls to get_color_by_name.
6103 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
6104 STATE_FIXIT_DELETE. Update for field renamings.
6105 (colorizer::finish_state): Simplify by using m_stop_color,
6106 rather than multiple identical "*_ce" fields.
6107 (colorizer::get_color_by_name): New method.
6108 (layout::print_any_fixits): Print insertions and replacements
6109 using the "fixit-insert" color, and deletions using the
6110 "fixit-delete" color.
6111 * doc/invoke.texi (-fdiagnostics-color): Update description of
6112 default GCC_COLORS, and of the supported capabilities.
6114 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
6116 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
6117 current_function_static_stack_size variable with the static
6118 stack frame size of the current function when
6119 flag_stack_usage_info is enabled.
6121 2016-08-26 Nathan Sidwell <nathan@acm.org>
6123 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
6124 assignment inside if condition.
6126 2016-08-26 Richard Biener <rguenther@suse.de>
6128 PR tree-optimization/69047
6129 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
6130 extracts similar to what FRE does.
6131 (non_rewritable_mem_ref_base): Likewise.
6133 2016-08-26 Joseph Myers <joseph@codesourcery.com>
6135 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
6136 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6137 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6138 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6139 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
6141 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6142 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6143 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6144 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
6145 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6147 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6150 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
6151 reservation duration to 15 cycles.
6152 (cortex_a8_vfp_macs): Likewise.
6153 (cortex_a8_vfp_macd): Likewise.
6154 (cortex_a8_vfp_divs): Likewise.
6155 (cortex_a8_vfp_divd): Likewise.
6157 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6159 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
6160 (aarch_macro_fusion_pair_p): Use above to avoid early return.
6162 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6163 Martin Jambhor <mjambor@suse.cz>
6165 * common.opt: New option -fipa-bit-cp.
6166 * doc/invoke.texi: Document -fipa-bit-cp.
6167 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
6168 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
6169 * tree-ssa-ccp.h: New header file.
6170 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
6171 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
6172 Replace all occurences of tree parameter by two new params: signop, int.
6173 (bit_value_unop_1): Change to bit_value_unop and export it.
6174 Replace all occurences of tree parameter by two new params: signop,
6176 (bit_value_binop): Change call from bit_value_binop_1 to
6178 (bit_value_assume_aligned): Likewise.
6179 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
6180 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
6182 (ccp_finalize): Skip processing if val->mask == 0.
6183 * ipa-cp.c: Include tree-ssa-ccp.h
6184 (ipcp_bits_lattice): New class.
6185 (ipcp_param_lattice (bits_lattice): New member.
6186 (print_all_lattices): Call ipcp_bits_lattice::print.
6187 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
6188 (initialize_node_lattices): Likewise.
6189 (propagate_bits_accross_jump_function): New function.
6190 (propagate_constants_accross_call): Call
6191 propagate_bits_accross_jump_function.
6192 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
6193 (ipcp_store_bits_results): New function.
6194 (ipcp_driver): Call ipcp_store_bits_results.
6195 * ipa-prop.h (ipa_bits): New struct.
6196 (ipa_jump_func): Add new member bits of type ipa_bits.
6197 (ipa_param_descriptor): Change decl to decl_or_type.
6198 (ipa_get_param): Change decl to decl_or_type and assert on
6200 (ipa_get_type): New function.
6201 (ipcp_transformation_summary): New member bits.
6202 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
6203 (ipa_populate_param_decls): Likewise.
6204 (ipa_dump_param): Likewise.
6205 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
6207 (ipa_set_jf_unknown): Set ipa_bits::known to false.
6208 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
6210 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
6211 (ipa_write_jump_function): Add streaming for ipa_bits.
6212 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
6213 (write_ipcp_transformation_info): Add streaming for ipa_bits
6215 (read_ipcp_transfomration_info): Add support for reading streamed
6217 (ipcp_update_bits): New function.
6218 (ipcp_transform_function): Call ipcp_update_bits.
6220 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
6222 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
6223 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
6225 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
6227 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
6229 2016-08-25 Richard Biener <rguenther@suse.de>
6231 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
6232 Only add locations in late dwarf.
6233 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
6234 (dwarf2out_early_finish): But do it here.
6236 2016-08-24 Michael Collison <michael.collison@linaro.org>
6237 Michael Collison <michael.collison@arm.com>
6239 * config/arm/arm-modes.def: Add new condition code mode CC_V
6240 to represent the overflow bit.
6241 * config/arm/arm.c (maybe_get_arm_condition_code):
6242 Add support for CC_Vmode.
6243 (arm_gen_unlikely_cbranch): New function to generate common
6244 rtl conditional branches for overflow patterns.
6245 * config/arm/arm-protos.h: Add prototype for
6246 arm_gen_unlikely_cbranch.
6247 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
6248 addsi3_compareV_upper): New patterns to support signed
6249 builtin overflow add operations.
6250 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
6251 New patterns to support unsigned builtin add overflow operations.
6252 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
6253 builtin overflow subtract operations,
6254 (usubv<mode>4): New patterns to support unsigned builtin subtract
6255 overflow operations.
6256 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
6257 to support builtin overflow negate operations.
6259 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6262 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6264 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6265 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6268 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6270 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
6271 MULTILIB_OPTIONS should be used. Small wording fixes.
6272 * genmultilib: Memorize set of all option combinations in
6273 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
6274 found in MULTILIB_OPTIONS by checking if option set is listed in
6275 combination_space. Output new and existing error message to stderr.
6277 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6279 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
6280 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
6281 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
6282 (MULTILIB_REUSE): Remove reuse rules for option set including
6283 -mfpu=fp-armv8 and -mfpu=vfpv4
6285 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
6287 * config/arm/t-rtems: Add vfp multilib.
6289 2016-08-23 Ian Lance Taylor <iant@golang.org>
6291 * config/s390/s390.c (s390_asm_file_start): Call
6294 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6296 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
6297 initialization of all 0's to the 0 constant, instead of directly
6298 generating XOR. Add support for V4SImode vector initialization on
6299 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
6300 initialization. Change variables used in V4SFmode vector
6301 intialization. For V4SFmode vector splat on ISA 3.0, make sure
6302 any memory addresses are in index form. Add support for using
6303 VSPLTH/VSPLTB to initialize vector short and vector char vectors
6304 with all of the same element.
6305 (regno_or_subregno): New helper function to return a register
6306 number for either REG or SUBREG.
6307 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
6308 Use regno_or_subregno where possible.
6309 (rs6000_split_v4si_init_di_reg): New helper function to build up a
6310 DImode value from two SImode values in order to generate V4SImode
6311 vector initialization on 64-bit systems with direct move.
6312 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
6314 (rtx_is_swappable_p): V4SImode vector initialization insn is not
6316 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
6318 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
6319 attributes to initialize V8HImode and V16QImode vectors with the
6321 (VSX_SPLAT_COUNT): Likewise.
6322 (VSX_SPLAT_SUFFIX): Likewise.
6323 (UNSPEC_VSX_VEC_INIT): New unspec.
6324 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
6325 Allow SFmode values to come from Altivec registers.
6326 (vsx_init_v4si): New insn/split for V4SImode vector initialization
6327 on 64-bit systems with direct move.
6328 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
6329 vector initializations, to allow V4SImode vector initializations
6330 on 64-bit systems with direct move.
6331 (vsx_splat_v4si): Likewise.
6332 (vsx_splat_v4si_di): Likewise.
6333 (vsx_splat_v4sf): Likewise.
6334 (vsx_splat_v4sf_internal): Likewise.
6335 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
6337 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
6338 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
6339 initializing V8HImode and V16QImode vectors with the same
6341 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
6342 optimization if -maltivec=be.
6344 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
6346 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
6347 attribute for alternatives 3 and 4.
6349 2016-08-23 David Malcolm <dmalcolm@redhat.com>
6351 * selftest.c (selftest::assert_str_contains): New function.
6352 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
6353 * selftest.h (selftest::assert_str_contains): New decl.
6354 (ASSERT_STR_CONTAINS): New macro.
6356 2016-08-23 Richard Biener <rguenther@suse.de>
6358 PR tree-optimization/77286
6359 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
6361 (vect_transform_loop): Split exit edges of loop and scalar
6362 loop if required and at the appropriate time.
6364 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6366 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6367 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6369 Correct a typo in a comment.
6371 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6373 * config/s390/s390.md ("*andc_split"): New splitter for and with
6376 2016-08-23 Richard Biener <rguenther@suse.de>
6378 PR tree-optimization/27336
6379 * tree-vrp.c (infer_value_range): Handle stmts that can throw
6380 by looking for a non-EH edge.
6381 (process_assert_insertions_for): Likewise.
6383 2016-08-23 Richard Biener <rguenther@suse.de>
6386 * statistics.c (statistics_counter_event): Robustify against
6389 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6391 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
6392 for targets amdfam10 and barcelona.
6394 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
6396 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
6397 (zero_extend<mode>di2): Ditto.
6398 (*zero_extend<mode>si2): Ditto.
6399 (*zero_extendqihi2): Ditto.
6401 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6404 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
6405 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
6407 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
6409 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
6410 identical consecutive elements.
6411 [SSA_NAME]: Print the name's def stmt on its own line. When printing
6412 the node's def stmt, avoid printing an unwanted trailing newline by
6413 replacing the call to print_gimple_stmt() with its inlined body and
6414 adjusting it to not set pp_needs_newline and to call pp_flush()
6415 instead of pp_newline_and_flush().
6417 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6419 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
6420 (float32_type_node, float64_type_node, float32x_type_node)
6421 (float128x_type_node): New macros.
6422 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
6423 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
6424 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
6425 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
6426 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
6427 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
6428 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
6429 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
6430 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
6431 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
6432 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
6433 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
6434 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
6435 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
6436 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
6437 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
6438 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
6439 (copysign, fabs, huge_val, inf, nan, nans): Use it.
6440 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
6442 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
6443 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
6444 * doc/extend.texi (Other Builtins): Document these built-in
6446 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
6449 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
6451 * doc/install.texi (Binaries): www.opencsw.org now uses https.
6453 2016-08-22 Richard Biener <rguenther@suse.de>
6455 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
6457 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
6460 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
6461 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
6462 non-SSE2 athlons only, otherwise prefer SSE prefetches.
6464 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6466 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
6467 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
6468 (vrp_visit_switch_stmt): Likewise.
6469 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
6470 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
6471 (vrp_visit_stmt): Use extract_range_from_stmt.
6472 (vrp_visit_phi_node): Use extract_range_from_phi_node.
6474 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6476 * Makefile.in: Add tree-vrp.h to GTFILES.
6477 * gengtype.c (open_base_files): Add tree-vrp.h.
6478 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
6479 * builtins.c: Likewise.
6480 * fold-const.c: Likewise.
6481 * gimple-builder.c: Likewise.
6482 * gimple-laddress.c: Likewise.
6483 * hsa-gen.c: Likewise.
6484 * internal-fn.c: Likewise.
6486 * targhooks.c: Liewise,
6487 * tree-ssa-address.c: Likewise.
6488 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
6489 * tree-vrp.c (struct value_range): Move to tree-vrp.h
6490 * tree-vrp.h: New file.
6492 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6494 PR tree-optimization/61839
6495 * tree-vrp.c (two_valued_val_range_p): New.
6496 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
6497 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
6498 Also Convert VAR BINOP CST where VAR is two-valued to
6499 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
6501 2016-08-19 David Malcolm <dmalcolm@redhat.com>
6503 * diagnostic-show-locus.c
6504 (layout::annotation_line_showed_range_p): New method.
6505 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
6506 Reimplement case fixit_hint::REPLACE to cover removals, and
6507 replacements where the range of the replacement isn't one
6508 of the ranges in the rich_location.
6509 (test_one_liner_fixit_replace): Likewise.
6510 (selftest::test_one_liner_fixit_replace_non_equal_range): New
6512 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
6514 (selftest::test_diagnostic_show_locus_one_liner): Call the new
6516 * diagnostic.c (print_parseable_fixits): Remove case
6519 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
6522 * config/i386/i386.c (ix86_option_override_internal): Remove
6523 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
6524 Enable SSE prefetch also for TARGET_PREFETCHWT1.
6525 Do not try to enable TARGET_PRFCHW ISA flag here.
6526 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
6527 Rewrite expander function body.
6528 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
6530 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6533 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
6534 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
6535 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
6536 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
6537 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
6538 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6539 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6540 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6541 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6543 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6545 (struct floatn_type_info): New structure type.
6546 (floatn_nx_types): New variable declaration.
6547 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6548 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6549 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6550 * tree.c (floatn_nx_types): New variable.
6551 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6552 corresponding complex types.
6553 * target.def (floatn_mode): New hook.
6554 * targhooks.c: Include "real.h".
6555 (default_floatn_mode): New function.
6556 * targhooks.h (default_floatn_mode): New prototype.
6557 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6559 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6560 effective-target and dg-add-options keywords.
6561 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6562 Document new effective-target keywords.
6563 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6564 * doc/tm.texi: Regenerate.
6565 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6566 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6567 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6569 * real.h (struct real_format): Add field ieee_bits.
6570 * real.c (ieee_single_format, mips_single_format)
6571 (motorola_single_format, spu_single_format, ieee_double_format)
6572 (mips_double_format, motorola_double_format)
6573 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6574 (ieee_extended_intel_128_format)
6575 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6576 (mips_extended_format, ieee_quad_format, mips_quad_format)
6577 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6578 (decimal_double_format, decimal_quad_format, ieee_half_format)
6579 (arm_half_format, real_internal_format: Initialize ieee_bits
6581 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6582 float128_type_node. Set float80_type_node to float64x_type_node
6583 if appropriate and long_double_type_node not appropriate.
6584 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6585 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6586 Initialize ieee_bits field.
6587 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6588 (rs6000_init_builtins): Set ieee128_float_type_node to
6590 (rs6000_floatn_mode): New function.
6592 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6594 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6595 _rdseed64_step): Uglify argument names and/or local variable names
6596 in inline functions.
6597 * config/i386/rtmintrin.h (_xabort): Likewise.
6598 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6599 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6600 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6601 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6602 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6603 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6604 _mm_maskz_ternarylogic_epi32): Likewise.
6605 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6606 __lwpins32, __lwpins64): Likewise.
6607 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6608 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6609 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6610 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6611 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6612 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6613 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6614 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6615 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6616 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6617 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6618 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6619 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6620 _mm256_mask_i64gather_epi32): Likewise.
6621 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6622 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6623 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6624 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6625 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6626 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6627 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6628 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6629 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6630 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6631 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6632 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6633 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6634 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6635 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6636 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6637 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6638 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6640 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6642 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6643 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6645 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6646 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6648 (_rdpkru_u32): Add space after function name.
6650 * config/i386/t-i386 (i386-c.o): Don't depend on
6651 i386-builtin-types.inc.
6652 (i386.o): Depend on i386-builtin-types.inc.
6654 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6657 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6658 Use const_vec_duplicate to check for duplicated elements.
6660 2016-08-19 Richard Biener <rguenther@suse.de>
6662 PR tree-optimization/77290
6663 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6664 Fix flag_tree_parallelize_loops check.
6666 2016-08-19 Richard Biener <rguenther@suse.de>
6668 * match.pd (x | 0 -> x): Add.
6670 2016-08-19 Richard Biener <rguenther@suse.de>
6672 PR tree-optimization/77286
6673 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6674 Deal with virtual PHIs being out-of-order.
6676 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6678 * doc/invoke.texi (fverbose-asm): Note that source code lines
6679 are emitted, and provide an example.
6680 * final.c (asm_show_source): New function.
6681 (final_scan_insn): Call asm_show_source.
6683 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6685 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6686 param with diagnostic_kind.
6687 (class colorizer): Similarly replace field m_diagnostic with
6689 (colorizer::colorizer): Replace diagnostic
6690 param with diagnostic_kind.
6691 (colorizer::begin_state): Update for above field change.
6692 (layout::layout): Replace diagnostic param with rich_location *
6693 and diagnostic_kind.
6694 (diagnostic_show_locus): Replace diagnostic param with richloc
6695 and diagnostic_kind.
6696 (class selftest::test_diagnostic_context): New class.
6697 (selftest::test_diagnostic_show_locus_unknown_location): New
6699 (selftest::test_one_liner_simple_caret): New function.
6700 (selftest::test_one_liner_caret_and_range): New function.
6701 (selftest::test_one_liner_multiple_carets_and_ranges): New
6703 (selftest::test_one_liner_fixit_remove): New function.
6704 (selftest::test_one_liner_fixit_replace): New function.
6705 (selftest::test_diagnostic_show_locus_one_liner): New function.
6706 (selftest::diagnostic_show_locus_c_tests): Call the new test
6708 * diagnostic.c (diagnostic_initialize): Initialize
6709 colorize_source_p, show_ruler_p and parseable_fixits_p.
6710 (default_diagnostic_finalizer): Update for change to
6711 diagnostic_show_locus.
6712 (diagnostic_append_note): Likewise.
6713 * diagnostic.h (diagnostic_show_locus): Replace
6714 const diagnostic_info * param with location * and diagnostic_t.
6716 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6718 * input.c (saved_line_table): New global.
6719 (class selftest::temp_line_table): Rename to line_table_test and
6720 move declaration to selftest.h, and drop field m_old_line_table.
6721 (selftest::temp_line_table::temp_line_table): Rename ctor to...
6722 (selftest::line_table_test::line_table_test): ...this. Add a
6723 default ctor. Store current value of line_table within
6725 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
6726 (selftest::line_table_test::~line_table_test): ...this, and
6727 restore line_table from the saved_line_table, rather than
6729 (selftest::test_accessing_ordinary_linemaps): Update for above
6731 (selftest::test_lexer): Likewise.
6732 (struct selftest::lexer_test): Likewise.
6733 (selftest::lexer_test::lexer_test): Likewise.
6734 (selftest::input_c_tests): Move the looping over test cases from
6736 (selftest::for_each_line_table_case): New function.
6737 * input.h (saved_line_table): New decl.
6738 * selftest.h (struct selftest::line_table_case): New forward decl.
6739 (class selftest::line_table_test): New class, moved here from
6740 selftest::temp_line_table in input.c, and renamed.
6741 (selftest::for_each_line_table_case): New decl.
6743 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
6746 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
6748 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
6751 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
6752 enclosing parallel construct for reduction variables on OpenACC loop
6755 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
6757 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
6758 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
6760 (function_to_dwarf_procedure): Update comment.
6762 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6764 * input.c (diagnostics_file_cache_forcibly_evict_file): New
6766 * input.h (diagnostics_file_cache_forcibly_evict_file): New
6768 * selftest.c (selftest::temp_source_file::~temp_source_file):
6769 Evict m_filename from the diagnostic file cache.
6771 2016-08-18 Richard Biener <rguenther@suse.de>
6773 * tree-pass.h (make_pass_materialize_all_clones): Declare.
6774 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
6775 make_pass_materialize_all_clones): New simple IPA pass encapsulating
6776 clone materialization.
6777 * passes.def (all_late_ipa_passes): Start with
6778 pass_materialize_all_clones.
6779 * cgraphunit.c (symbol_table::compile): Remove call to
6780 materialize_all_clones.
6781 * tree-into-ssa.c: Include statistics.h.
6782 (update_ssa): Count number of times we do incremental/rewrite
6785 2016-08-18 Richard Biener <rguenther@suse.de>
6787 PR tree-optimization/77282
6788 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6789 When doing auto-parallelizing also prevent use of PHIs that
6790 carry dependences across loop backedges.
6792 2016-08-18 Tamar Christina <tamar.christina@arm.com>
6793 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6795 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
6797 2016-08-18 Richard Biener <rguenther@suse.de>
6799 * ssa-iterators.h (ssa_vuse_operand): New inline.
6800 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
6801 (predicate_all_scalar_phis): Use remove_phi_node to remove
6802 phi nodes predicated. Delay removing virtual PHIs.
6803 (predicate_mem_writes): Update virtual operands.
6804 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6805 (tree_if_conversion): Do not rewrite virtual SSA form.
6806 * tree-phinodes.c (release_phi_node): Make static.
6807 * tree-phinodes.h (release_phi_node): Remove.
6809 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6811 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6812 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6813 twice to define those.
6814 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6815 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6816 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6817 * config/i386/i386-builtin.def: New file.
6819 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6821 * input.c (get_source_range_for_char): Rename to...
6822 (selftest::get_source_range_for_char): ...this, and move within
6823 the #if CHECKING_P guard.
6824 (get_num_source_ranges_for_substring): Rename to...
6825 (selftest::get_num_source_ranges_for_substring): ...this, move
6826 within the #if CHECKING_P guard, and make static.
6827 (selftest::assert_num_substring_ranges): Initialize
6830 2016-08-18 Alan Modra <amodra@gmail.com>
6832 PR rtl-optimization/72771
6833 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6834 when find_reloads_toplev returns address_reloaded==-1.
6835 (alternative_allows_const_pool_ref): Update comment.
6837 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6839 PR tree-optimization/71752
6840 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6841 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6843 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6845 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6846 instead of testing ECF_NORETURN bit in gimple_call_flags.
6847 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6848 * predict.c (tree_bb_level_predictions): Likewise.
6849 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6852 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6853 turning a call into __builtin_unreachable-like noreturn call, adjust
6854 gimple_call_set_fntype.
6855 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6856 gimple_call_fntype has void return type.
6858 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6860 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6861 maybe_lookup_decl, to handle nested acc loop directives.
6863 2016-08-17 Richard Biener <rguenther@suse.de>
6865 PR tree-optimization/76490
6866 * tree-vrp.c (update_value_range): Preserve overflow infinities
6867 when intersecting with ranges from get_range_info.
6868 (operand_less_p): Handle overflow infinities correctly.
6869 (value_range_constant_singleton): Use vrp_operand_equal_p
6870 to handle overflow max/min correctly.
6871 (vrp_valueize): Likewise.
6872 (union_ranges): Likewise.
6873 (intersect_ranges): Likewise.
6874 (vrp_visit_phi_node): Improve iteration limitation to only
6875 apply when we'll possibly re-visit the PHI via a changed argument
6878 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6880 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6881 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6882 rather than those that should not be built.
6884 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6887 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6889 2016-08-17 Richard Biener <rguenther@suse.de>
6891 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6892 (verify_vssa): New function verifying virtual SSA form.
6893 (verify_ssa): Call it.
6894 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6895 Do not apply loop-closed SSA handling to virtuals.
6896 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6897 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6898 when rewriting their symbol.
6899 (prepare_def_site_for): Likewise.
6900 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6901 operands of moved stmts.
6903 2016-08-17 Richard Biener <rguenther@suse.de>
6905 PR tree-optimization/23855
6906 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6907 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6908 find guards to hoist. Do not update SSA form but rewrite virtuals
6909 into loop closed SSA.
6910 (find_loop_guard): Adjust to skip already hoisted guards. Do
6911 not mark virtuals for renaming or update SSA form.
6913 2016-08-17 Martin Liska <mliska@suse.cz>
6915 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6916 a LONG_LONG_TYPE_SIZE comparison.
6917 * gcov-io.h: Remove macro definitions.
6918 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6919 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6922 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6924 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6925 that builtins not mentioned in bdesc_* arrays come first, then
6926 the ones mentioned in bdesc_* arrays in the order they appear in
6927 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6928 IX86_BUILTIN__BDESC_*_LAST enumerator.
6929 (bdesc_mpx): Fix up a comment typo.
6930 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6931 __builtin_ia32_vpcomneu[bwdq] builtins.
6932 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6933 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6934 enum ix86_builtins ordering.
6935 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6936 for direct bdesc_* array member access instead of searching all the
6937 arrays until an fcode match is found.
6939 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6942 pattern as define_insn_and_split. Split insn before reload to
6944 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6945 <shift_insn><mode>3_1.
6946 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6947 <rotate_insn><mode>3_1.
6949 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6952 * input.c (get_source_range_for_substring): Rename to...
6953 (get_source_location_for_substring): ...this, adding param
6954 "caret_idx", and converting output param from source_range * to
6956 (get_source_range_for_char): New function.
6957 (get_num_source_ranges_for_substring): Update comment to reflect
6959 (assert_char_at_range): Update to use get_source_range_for_char
6960 rather than get_source_range_for_substring.
6961 (test_lexer_string_locations_concatenation_2): Likewise.
6962 * substring-locations.h (get_source_range_for_substring): Rename
6964 (get_source_location_for_substring): ...this, and adding param
6965 "caret_idx", and converting output param from source_range * to
6968 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6970 * input.c (class selftest::temp_source_file): Move to
6972 (selftest::temp_source_file::temp_source_file): Move to
6974 (selftest::temp_source_file::~temp_source_file): Likewise.
6975 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6977 (selftest::temp_source_file::~temp_source_file): Likewise.
6978 * selftest.h (class selftest::temp_source_file): Move here from
6981 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6984 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6985 inlining, add cgraph edge for the added __builtin_unreachable call.
6988 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6989 only cast it to SHWI for the final comparison.
6991 2016-08-16 Martin Liska <mliska@suse.cz>
6993 PR gcov-profile/36412
6994 * doc/gcov.texi: Document --hash-filenames(-x).
6995 * gcov.c (print_usage): Add the option.
6996 (process_args): Process the option, sort options alphabetically.
6997 (md5sum_to_hex): New function.
6998 (make_gcov_file_name): Do the md5sum and append it to a
7001 2016-08-16 Bin Cheng <bin.cheng@arm.com>
7003 PR tree-optimization/69848
7004 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
7005 and swtich operands to avoid additional NOT instruction.
7006 (vcond<v_cmp_mixed><mode>): Ditto.
7007 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7009 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
7011 * doc/install.texi (*-*-solaris2*): Adjust latest change.
7013 2016-08-16 Richard Biener <rguenther@suse.de>
7015 PR tree-optimization/76783
7016 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
7017 BB visited flags at start.
7019 2016-08-16 Bin Cheng <bin.cheng@arm.com>
7021 PR tree-optimization/72817
7022 PR tree-optimization/73450
7023 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
7024 multiple_of_p for adjusted IV.base.
7026 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
7029 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
7030 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
7031 for !flag_finite_math_only or flag_signed_zeros.
7032 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
7033 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
7034 depend on flag_finite_math_only.
7035 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
7037 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
7038 (*ieee_smin<mode>3): Ditto.
7039 (*ieee_smax<mode>3): Ditto.
7040 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
7041 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
7043 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
7044 depend on flag_finite_math_only.
7045 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
7046 (*mmx_<code>v2sf3): Remove.
7047 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
7048 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
7049 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
7051 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
7053 PR rtl-optimization/73650
7054 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
7055 it is not a simple move.
7057 2016-08-15 Martin Liska <mliska@suse.cz>
7060 * gcc.c (do_spec_1): Call save_string with the right size.
7061 (save_string): Do an assert about string we copy.
7063 2016-08-15 Richard Biener <rguenther@suse.de>
7065 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
7066 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
7068 (pass_data_stv): Likewise.
7070 2016-08-15 Richard Biener <rguenther@suse.de>
7072 PR tree-optimization/73434
7073 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
7074 TBAA info on the base when forwarding a non-invariant address.
7076 2016-08-15 Jakub Jelinek <jakub@redhat.com>
7078 * dwarf2out.c (struct checksum_attributes): Add
7079 at_string_length_bit_size and at_string_length_byte_size fields.
7080 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
7081 and DW_AT_string_length_byte_size.
7082 (die_checksum_ordered): Handle at_string_length_bit_size and
7083 at_string_length_byte_size.
7084 (gen_array_type_die): For dwarf_version >= 5 emit
7085 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7086 (adjust_string_types): For dwarf_version >= 5 remove
7087 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7088 (resolve_addr): Likewise.
7091 * dwarf2out.c (string_types): New variable.
7092 (gen_array_type_die): Change early_dwarf handling of
7093 DW_AT_string_length, create DW_OP_call4 referencing the
7094 length var temporarily. Handle parameters that are pointers
7096 (adjust_string_types): New function.
7097 (gen_subprogram_die): Temporarily set string_types to local var,
7098 call adjust_string_types if needed.
7099 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
7101 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
7103 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
7105 * doc/install.texi (*-*-solaris2*): Fix version number and document
7106 requirement on GNU make for building libjava with the Solaris linker.
7108 2016-08-15 Martin Liska <mliska@suse.cz>
7109 Jakub Jelinek <jakub@redhat.com>
7111 PR tree-optimization/72824
7112 * tree-loop-distribution.c (const_with_all_bytes_same)
7113 <case VECTOR_CST>: Fix a typo.
7115 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
7118 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
7119 Renamed from _mm512_undefined_si512.
7120 (_mm_undefined_si512): New definition.
7122 2016-08-13 Richard Biener <rguenther@suse.de>
7124 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
7125 into PHIs and update the lattice for its def.
7127 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7130 * ubsan.c (instrument_si_overflow): Pass true instead of false
7132 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
7133 of bbs. Return TODO_cleanup_cfg if any returned true.
7135 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7137 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
7138 ISA 3.0 MTVSRDD instruction.
7139 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
7142 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
7144 PR tree-optimization/71083
7145 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
7146 bitfield access when possible.
7148 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
7151 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
7152 sign-changing cast from a shorter unsigned type to a wider
7155 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7157 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
7158 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
7159 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
7161 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7163 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7164 Correct costs for vec_construct.
7166 2016-08-12 Bin Cheng <bin.cheng@arm.com>
7168 PR tree-optimization/69848
7169 * tree-vectorizer.h (enum vect_def_type): New condition reduction
7170 type CONST_COND_REDUCTION.
7171 * tree-vect-loop.c (vectorizable_reduction): Support new condition
7172 reudction type CONST_COND_REDUCTION.
7174 2016-08-12 Richard Biener <rguenther@suse.de>
7176 PR tree-optimization/57326
7177 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
7178 returning an SSA name.
7179 (phi_translate_1): When fully_constant_expression returns a NAME
7180 make sure we have a leader for it.
7182 2016-08-12 Martin Liska <mliska@suse.cz>
7183 Adam Fineman <afineman@afineman.com>
7185 * gcov.c (process_file): Create .gcov file when .gcda
7188 2016-08-12 Marek Polacek <polacek@redhat.com>
7191 * alias.c (find_base_value): Adjust fall through comment.
7192 * cfgexpand.c (expand_debug_expr): Likewise.
7193 * combine.c (find_split_point): Likewise.
7194 (expand_compound_operation): Likewise. Add FALLTHRU.
7195 (make_compound_operation): Adjust fall through comment.
7196 (canon_reg_for_combine): Add FALLTHRU.
7197 (force_to_mode): Adjust fall through comment.
7198 (simplify_shift_const_1): Likewise.
7199 (simplify_comparison): Likewise.
7200 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
7202 * config/aarch64/predicates.md: Likewise.
7203 * config/i386/i386.c (function_arg_advance_32): Likewise.
7204 (ix86_gimplify_va_arg): Likewise.
7205 (print_reg): Likewise.
7206 (ix86_print_operand): Likewise.
7207 (ix86_build_const_vector): Likewise.
7208 (ix86_expand_branch): Likewise.
7209 (ix86_sched_init_global): Adjust fall through comment.
7210 (ix86_expand_args_builtin): Add FALLTHRU.
7211 (ix86_expand_builtin): Likewise.
7212 (ix86_expand_vector_init_one_var): Likewise.
7213 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7214 (rs6000_adjust_cost): Likewise.
7215 (insn_must_be_first_in_group): Likewise.
7216 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
7217 * dbxout.c (dbxout_symbol): Adjust fall through comment.
7218 * df-scan.c (df_uses_record): Likewise.
7219 * dojump.c (do_jump): Add FALLTHRU.
7220 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
7222 (resolve_args_picking_1): Adjust fall through comment.
7223 (loc_list_from_tree_1): Likewise.
7224 * expmed.c (make_tree): Likewise.
7225 * expr.c (expand_expr_real_2): Add FALLTHRU.
7226 (expand_expr_real_1): Likewise. Adjust fall through comment.
7227 * fold-const.c (const_binop): Adjust fall through comment.
7228 (fold_truth_not_expr): Likewise.
7229 (fold_cond_expr_with_comparison): Add FALLTHRU.
7230 (fold_binary_loc): Likewise.
7231 (contains_label_1): Adjust fall through comment.
7232 (multiple_of_p): Likewise.
7233 * gcov-tool.c (process_args): Add FALLTHRU.
7234 * genattrtab.c (check_attr_test): Likewise.
7235 (write_test_expr): Likewise.
7236 * genconfig.c (walk_insn_part): Likewise.
7237 * genpreds.c (validate_exp): Adjust fall through comment.
7238 (needs_variable): Likewise.
7239 * gensupport.c (get_alternatives_number): Add FALLTHRU.
7240 (subst_dup): Likewise.
7241 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
7242 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
7243 (gimplify_scan_omp_clauses): Add FALLTHRU.
7244 (goa_stabilize_expr): Likewise.
7245 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
7247 * hsa-gen.c (get_address_from_value): Likewise.
7248 * ipa-icf.c (sem_function::hash_stmt): Likewise.
7249 * ira.c (ira_setup_alts): Add FALLTHRU.
7250 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
7252 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
7253 * opts.c (common_handle_option): Likewise.
7254 * read-rtl.c (read_rtx_code): Likewise.
7255 * real.c (round_for_format): Likewise.
7256 * recog.c (asm_operand_ok): Likewise.
7257 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
7258 * reload1.c (set_label_offsets): Likewise.
7259 (eliminate_regs_1): Likewise.
7260 (reload_reg_reaches_end_p): Likewise.
7261 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
7262 (rtx_cost): Likewise.
7263 * sched-rgn.c (is_exception_free): Likewise.
7264 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
7265 * stor-layout.c (int_mode_for_mode): Likewise.
7266 * toplev.c (print_to_asm_out_file): Likewise.
7267 (print_to_stderr): Likewise.
7268 * tree-cfg.c (gimple_verify_flow_info): Likewise.
7269 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
7270 (chrec_fold_multiply): Likewise.
7271 (evolution_function_is_invariant_rec_p): Likewise.
7272 (for_each_scev_op): Likewise.
7273 * tree-data-ref.c (siv_subscript_p): Likewise.
7274 (get_references_in_stmt): Likewise.
7275 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
7276 (substitute_in_expr): Likewise.
7277 (type_cache_hasher::equal): Likewise.
7278 (walk_type_fields): Likewise.
7279 * var-tracking.c (adjust_mems): Add FALLTHRU.
7280 (set_dv_changed): Adjust fall through comment.
7281 * varasm.c (default_function_section): Add FALLTHRU.
7283 2016-08-12 Marek Polacek <polacek@redhat.com>
7286 * tree-complex.c (expand_complex_division): Add missing break.
7288 2016-08-12 Richard Biener <rguenther@suse.de>
7290 * passes.c (execute_todo): Do not push/pop TV_TODO.
7291 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
7292 (execute_one_pass): Likewise.
7293 * common.opt (ftime-report-details): New switch.
7294 * doc/invoke.texi (ftime-report-details): Document.
7295 * timevar.h (timer::print_row): Adjust signature.
7296 (timer::all_zero): New static helper.
7297 (timer::child_map_t): New typedef.
7298 (timer::time_var_def): Add children field.
7299 * timevar.c (timer::named_items::print): Adjust.
7300 (timer::~timer): Free timevar recorded children.
7301 (timer::pop_internal): When -ftime-report-details record
7302 time spent in sub-timevars.
7303 (timer::print_row): Adjust.
7304 (timer::print): Print sub-timevar stats, use all_zero.
7305 * timevar.def (TV_TODO): Remove.
7307 2016-08-12 Richard Biener <rguenther@suse.de>
7309 PR tree-optimization/72851
7310 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
7311 worklists to use bitmaps indexed in execution order.
7312 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
7313 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
7314 (cfg_blocks): Make a bitmap.
7315 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
7317 (cfg_blocks_empty_p): Adjust.
7318 (cfg_blocks_add): Likewise.
7319 (cfg_blocks_get): Likewise.
7320 (add_ssa_edge): Likewise.
7321 (add_control_edge): Likewise.
7322 (simulate_stmt): Likewise.
7323 (process_ssa_edge_worklist): Likewise.
7324 (simulate_block): Likewise.
7325 (ssa_prop_init): Compute PRE order and stmt UIDs.
7326 (ssa_prop_fini): Adjust.
7327 (ssa_propagate): Adjust.
7329 2016-08-12 Richard Biener <rguenther@suse.de>
7331 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
7332 the currently executable edges have fixed ranges. Always
7333 go through update_value_range.
7335 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
7339 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
7340 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
7341 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
7342 (LANG_HOOKS_DECLS): Add it.
7343 * langhooks.h (struct lang_hooks_for_decls): Add
7344 function_decl_defaulted. Const_tree-ify
7345 function_decl_explicit_p and function_decl_deleted_p.
7346 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
7347 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
7348 also at strict DWARF v5.
7351 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
7352 TYPE_QUAL_CONST in reference-typed decls.
7355 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
7356 in DW_OP_pieces, just enough to handle pointers to member
7358 (gen_remaining_tmpl_value_param_die_attribute): Use a location
7359 expression on DWARFv5 if a constant value doesn't work.
7361 2016-08-11 David Malcolm <dmalcolm@redhat.com>
7363 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
7364 * selftest.c (selftest::test_assertions): New function.
7365 (selftest::selftest_c_tests): New function.
7366 * selftest.h (selftest::selftest_c_tests): New declaration.
7368 2016-08-11 Richard Biener <rguenther@suse.de>
7369 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7371 PR rtl-optimization/72855
7372 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
7374 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7377 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
7378 (vsx_store_<mode>): Likewise.
7380 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7382 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
7383 TImode CONST_WIDE_INT store.
7384 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
7386 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7388 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
7389 mode if unaligned SSE load and store are optimal.
7391 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7393 PR tree-optimization/71083
7394 * tree-predcom.c (ref_at_iteration): Correctly align the
7397 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7399 * config/s390/s390-builtin-types.def: Add INT128 types.
7400 * config/s390/s390-builtins.def: Add INT128 variants for the add
7401 sub low-level builtins dealing with TImode.
7402 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
7403 via subreg when expanding a builtin.
7404 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
7405 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
7407 * config/s390/vecintrin.h: Adjust builtin names accordingly.
7408 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
7409 ("vec_addc<mode>", "vec_addc_u128"): Merge to
7410 "vacc<bhfgq>_<mode>".
7411 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
7412 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
7413 ("vec_subc<mode>", "vec_subc_u128"): Merge to
7414 "vscbi<bhfgq>_<mode>".
7415 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
7416 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
7418 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7420 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
7422 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7424 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
7426 (vcond<v_cmp_mixed><mode>): Ditto.
7427 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7429 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7431 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
7432 variable explicitly, also assert on it before use.
7434 2016-08-11 Richard Biener <rguenther@suse.de>
7436 PR tree-optimization/72772
7437 * cfgloopmanip.c (create_preheader): Use split_edge if there
7438 is a single loop entry, avoiding degenerate PHIs.
7440 2016-08-11 Richard Biener <rguenther@suse.de>
7442 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
7443 unconditional TODO_cleanup_cfg.
7444 (pass_thread_jumps::execute): Initialize loops, perform a CFG
7445 cleanup only if we threaded a jump.
7447 2016-08-11 Alan Modra <amodra@gmail.com>
7450 * lra-constraints.c (simplify_operand_subreg): Allow subreg
7451 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
7452 slow. Emit two reloads for slow mem case, first loading in
7453 fast innermode, then converting to required mode.
7455 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7457 * config/rs6000/altivec.h (vec_extract_exp): New macro.
7458 (vec_extract_sig): New macro.
7459 (vec_insert_exp): New macro.
7460 (vec_test_data_class): New macro.
7461 (scalar_extract_exp): New macro.
7462 (scalar_extract_sig): New macro.
7463 (scalar_insert_exp): New macro.
7464 (scalar_test_data_class): New macro.
7465 (scalar_test_neg): New macro.
7466 (scalar_cmp_exp_gt): New macro.
7467 (scalar_cmp_exp_lt): New macro.
7468 (scalar_cmp_exp_eq): New macro.
7469 (scalar_cmp_exp_unordered): New macro.
7470 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
7471 to enforce constraint that operand is a 7-bit unsigned literal.
7472 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
7473 for power9 built-ins.
7474 (BU_P9V_VSX_2): Likewise.
7475 (BU_P9V_64BIT_VSX_2): Likewise.
7476 (VSEEDP): Add scalar extract exponent support.
7477 (VSEESP): Add scalar extract signature support.
7478 (VSTDCNDP): Add scalar test negative support.
7479 (VSTDCNSP): Likewise.
7480 (VSIEDP): Add scalar insert exponent support.
7481 (VSCEDPGT): Add scalar compare exponent greater than support.
7482 (VSCEDPLT): Add scalar compare exponent less than support.
7483 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
7484 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
7485 (VSTDCDP): Add scalar test data class support.
7486 (VSTDCSP): Likewise.
7487 (VSEEDP): Add overload support for scalar extract exponent
7489 (VSESDP): Add overload support for scalar extract signature
7491 (VSTDCN): Add overload support for scalar test negative
7493 (VSTDCNDP): Add overload support for scalar test negative
7495 (VSTDCNSP): Add overload support for scalar test negative
7497 (VSIEDP): Add overload support for scalar insert exponent
7499 (VSTDC): Add overload support for scalar test data class
7501 (VSTDCDP): Add overload support for scalar test data class
7503 (VSTDCSP): Add overload support for scalar test data class
7505 (VSCEDPGT): Add overload support for scalar compare exponent
7506 greater than operation.
7507 (VSCEDPLT): Add overload support for scalar compare exponent
7508 less than operation.
7509 (VSCEDPEQ): Add overload support for scalar compare exponent
7510 test-for-equality operation.
7511 (VSCEDPUO): Add overload support for scalar compare exponent
7512 test-for-unordered operation.
7513 (VEEDP): Add vector extract exponent support.
7515 (VESDP): Add vector extract significand support.
7517 (VIEDP): Add vector insert exponent support.
7519 (VTDCDP): Add vector test data class support.
7521 (VES): Add overload support for vector extract significand operation.
7524 (VEE): Add overload support for vector extract exponent operation.
7527 (VTDC): Add overload support for vector test data class operation.
7530 (VIE): Add overload support for vector insert exponent operation.
7533 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7534 overloaded binary floating point functions.
7535 (altivec_resolve_overloaded_builtin): Improve error messages to
7536 distinguish between functions not supported in the current
7537 compiler configuration and functions that were invoked with an
7538 invalid parameter combination, and include the built-in function
7539 name in both error messages.
7540 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7542 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7544 (rs6000_expand_binop_builtin): Add check to enforce that argument
7545 2 of the test data class operations is a 7-bit unsigned literal.
7546 (rs6000_invalid_builtin): Add code to issue an error message if a
7547 built-in function that requires the power9_vector and -m32
7548 command-line options is compiled without these options.
7549 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7550 (UNSPEC_VSX_SXSIGDP): New value.
7551 (UNSPEC_VSX_SXSIGPDP): New value.
7552 (UNSPEC_VSX_SIEXPDP): New value.
7553 (UNSPEC_VSX_SCMPEXPDP): New value.
7554 (UNSPEC_VSX_STSTDC): New value.
7555 (UNSPEC_VSX_VXEXP): New value.
7556 (UNSPEC_VSX_VXSIG): New value.
7557 (UNSPEC_VSX_VIEXP): New value.
7558 (UNSPEC_VSX_VTSTDC): New value.
7559 (xsxexpdp): New insn for scalar extract exponent.
7560 (xsxsigdp): New insn for scalar extract significand.
7561 (xsiexpdp): New insn for scalar insert exponent.
7562 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7563 (*xscmpexpdp): New insn for scalar compare exponents.
7564 (xststdc<Fvsx): New expansion for both single- and
7565 double-precision scalar test data class operations.
7566 (xststdcneg<Fvsx>): New expansion for both single- and
7567 double-precision scalar test for negative value operations.
7568 (*xststdc<Fvsx>): New insn for scalar test data class
7570 (xvxexp<VSs>): New insn for single- and double-precision
7571 vector extract exponent operation.
7572 (xvxsig<VSs>): New insn for single- and double-precision
7573 vector extract significand operation.
7574 (xviexp<VSs>): New insn for single- and double-precision
7575 vector insert exponent operation.
7576 (xvtstdc<VSs>): New insn for single- and double-precision
7577 vector test data class operation.
7578 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7579 built-in functions to represent the Power9 binary floating-point
7580 support instructions.
7582 2016-08-10 bin cheng <bin.cheng@arm.com>
7584 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7586 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7587 Renlin Li <renlin.li@arm.com>
7588 Bin Cheng <bin.cheng@arm.com>
7590 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7591 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7592 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7593 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7594 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7595 (vcond<v_cmp_result><mode>): Ditto.
7596 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7597 (vcondu<mode><mode>): Ditto.
7598 (vcond<v_cmp_mixed><mode>): New pattern.
7599 (vcondu<mode><v_cmp_mixed>): New pattern.
7600 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7601 of aarch64_vcond_internal.
7603 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7604 Renlin Li <renlin.li@arm.com>
7605 Bin Cheng <bin.cheng@arm.com>
7607 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7608 (vec_cmp<mode><v_cmp_result>): New pattern.
7609 (vec_cmpu<mode><mode>): New pattern.
7610 (vcond_mask_<mode><v_cmp_result>): New pattern.
7612 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7614 PR tree-optimization/71734
7615 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7616 REF_LOOP, invoke ref_indep_loop_p_1.
7617 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7618 to ref_indep_loop_p.
7619 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7620 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7621 is inside LOOP, do not cache dpendence value for loops with
7623 (ref_indep_loop_p_2): Delete function.
7624 (can_sm_ref_p): Pass LOOP as additional argument to
7627 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7630 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7631 being an offsettable address.
7633 2016-08-10 Martin Liska <mliska@suse.cz>
7635 PR gcov-profile/58306
7636 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7637 atomic variants of profile update functions.
7639 2016-08-10 Martin Liska <mliska@suse.cz>
7641 Cherry picked (and modified) from google-4_7 branch
7642 2012-12-26 Rong Xu <xur@google.com>
7643 * common.opt (fprofile-update): Add new flag.
7644 * coretypes.h: Define enum profile_update.
7645 * doc/invoke.texi: Document -fprofile-update.
7646 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7647 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7648 * tree-profile.c (gimple_init_edge_profiler): Generate
7649 also atomic profiler update.
7650 (gimple_gen_edge_profiler): Likewise.
7652 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7654 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7655 stack_usage_file to NULL after fclose calls.
7657 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7660 * reload.c (push_reload): Compute subreg_in_class for
7661 subregs of constants and plus expressions. Remove special
7662 handling of SYMBOL_REFs.
7664 2016-08-10 Alan Modra <amodra@gmail.com>
7667 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7668 SImode for TARGET_E500_DOUBLE when given SImode.
7670 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7672 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7673 unused variable __O.
7675 2016-08-09 Martin Liska <mliska@suse.cz>
7677 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7678 _gcov_reset to __gcov_reset.
7679 * doc/gcov-tool.texi: Fix typo.
7681 2016-08-09 Martin Liska <mliska@suse.cz>
7683 * value-prof.c (gimple_divmod_values_to_profile): Do not
7684 instrument MOD histogram if a value is not a SSA name.
7686 2016-08-09 Martin Liska <mliska@suse.cz>
7688 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7691 2016-08-09 Renlin Li <renlin.li@arm.com>
7694 * calls.c (prepare_call_address): Convert funexp to Pmode when
7696 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7697 (sibcall_value): Likewise.
7699 2016-08-09 Marek Polacek <polacek@redhat.com>
7702 * cselib.c (cselib_expand_value_rtx_1): Add return.
7703 * gengtype.c (dbgprint_count_type_at): Likewise.
7704 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7705 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7707 2016-08-09 Martin Jambor <mjambor@suse.cz>
7710 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7711 if instance is a MEM_REF.
7713 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
7716 * config/i386/i386.md (*movtf_internal): Use
7717 lra_in_progress || reload_completed instead of !can_create_pseudo_p
7718 in the insn constraint.
7719 (*movxf_internal): Ditto.
7720 (*movdf_internal): Ditto.
7721 (*movsf_internal): Ditto.
7723 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7725 PR tree-optimization/72772
7726 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7729 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7731 PR tree-optimization/72772
7732 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
7734 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
7735 parameter STOP and update calls. Move expand_simple_operations
7736 function call from here...
7737 (simplify_using_initial_conditions): ...to here. Delete parameter
7739 (tree_simplify_using_condition): Delete parameter STOP.
7740 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
7741 simplify_using_initial_conditions.
7743 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
7746 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
7747 Use create_tmp_var_raw instead of create_tmp_var.
7749 2016-08-09 Richard Biener <rguenther@suse.de>
7751 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
7752 Treat same SSA names related.
7754 2016-08-09 Jakub Jelinek <jakub@redhat.com>
7756 PR tree-optimization/72824
7757 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
7758 real_zerop is not negative.
7760 2016-08-09 Richard Biener <rguenther@suse.de>
7762 PR tree-optimization/71802
7763 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
7764 all merge opportunities with the predecessor.
7766 2016-08-09 Richard Biener <rguenther@suse.de>
7769 * ipa-prop.c (ipa_modify_formal_parameters): Build
7770 parameter types with natural alignment also for the
7773 2016-08-08 Andi Kleen <ak@linux.intel.com>
7775 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
7777 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7780 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
7781 do-nothing langhook.
7782 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
7783 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
7784 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
7785 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
7787 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7790 * input.c: Ensure that HAVE_ICONV is defined.
7792 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7795 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
7796 private vars for lastprivate and for linear iterator.
7799 * omp-simd-clone.c: Include varasm.h.
7800 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
7801 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
7802 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
7803 update function name.
7805 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7807 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7808 (avr_diagnose_devicespecs_error): Remove.
7809 (avr_devicespecs_file): Remove composing absolute path for specfile
7810 and its verbose info. Remove conditions to check specs-file,
7812 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7814 PR rtl-optimization/72821
7815 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7816 just return false for them.
7818 2016-08-08 Alan Modra <amodra@gmail.com>
7821 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7822 toc refs created during reload. Update function comment.
7824 2016-08-08 Alan Modra <amodra@gmail.com>
7827 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7828 alternatives. Put loads first, then stores, and reg/reg moves
7829 within same class later. Delete attr length.
7831 2016-08-08 Alan Modra <amodra@gmail.com>
7834 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7835 (mem_operand_ds_form): New predicate.
7836 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7837 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7838 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7839 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7840 (extendsfdf2_fpr): Replace o constraint with wY.
7842 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7844 * tree-ssa-threadbackward.c: Include tree-inline.h
7845 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7846 size of copied block; for cold paths reduce duplication.
7847 (find_jump_threads_backwards): Remove redundant tests.
7848 (pass_thread_jumps::gate): Enable for -Os.
7850 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7853 * stor-layout.c (layout_decl): Fix up formatting.
7854 (relayout_decl): Allow DECL to be FIELD_DECL.
7856 2016-08-07 Alan Modra <amodra@gmail.com>
7858 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7860 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7862 * data-streamer-in.c (streamer_read_wide_int): New.
7863 (streamer_read_widest_int): Renamed function.
7864 * data-streamer-out.c (streamer_write_wide_int): New
7865 (streamer_write_widest_int): Renamed function.
7866 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7868 (input_cfg): Call renamed function.
7869 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7871 (output_cfg): Call renamed function.
7872 * data-streamer.h: Add declarations.
7874 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7876 * tree-ssa-ccp.c (extend_mask): New param sgn.
7877 Remove ORing with wi::mask.
7878 (get_default_value): Adjust call to extend_mask to pass sign.
7879 (evaluate_stmt): Likewise.
7881 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7883 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7886 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7888 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7889 transform if operand's type is pointer to function or method.
7891 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7893 PR tree-optimization/18046
7894 * tree-ssa-threadedge.c: Include cfganal.h.
7895 (simplify_control_statement_condition): If simplifying a
7896 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7897 with the dominating ASSERT_EXPR before handing it off to VRP.
7898 Mention that a CASE_LABEL_EXPR may be returned.
7899 (thread_around_empty_blocks): Adjust to handle
7900 simplify_control_statement_condition() returning a
7902 (thread_through_normal_block): Likewise.
7903 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7904 a switch statement by trying to determine which case label
7907 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7909 PR rtl-optimization/69847
7910 * lra-constraints.c (process_invariant_for_inheritance): Save
7911 pattern instead of src.
7912 (remove_inheritance_pseudos): Use the pattern. Add assert.
7914 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7916 * input.c (string_concat::string_concat): New constructor.
7917 (string_concat_db::string_concat_db): New constructor.
7918 (string_concat_db::record_string_concatenation): New method.
7919 (string_concat_db::get_string_concatenation): New method.
7920 (string_concat_db::get_key_loc): New method.
7921 (class auto_cpp_string_vec): New class.
7922 (get_substring_ranges_for_loc): New function.
7923 (get_source_range_for_substring): New function.
7924 (get_num_source_ranges_for_substring): New function.
7925 (class selftest::lexer_test_options): New class.
7926 (struct selftest::lexer_test): New struct.
7927 (class selftest::ebcdic_execution_charset): New class.
7928 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7929 (selftest::lexer_test::lexer_test): New constructor.
7930 (selftest::lexer_test::~lexer_test): New destructor.
7931 (selftest::lexer_test::get_token): New method.
7932 (selftest::assert_char_at_range): New function.
7933 (ASSERT_CHAR_AT_RANGE): New macro.
7934 (selftest::assert_num_substring_ranges): New function.
7935 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7936 (selftest::assert_has_no_substring_ranges): New function.
7937 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7938 (selftest::test_lexer_string_locations_simple): New function.
7939 (selftest::test_lexer_string_locations_ebcdic): New function.
7940 (selftest::test_lexer_string_locations_hex): New function.
7941 (selftest::test_lexer_string_locations_oct): New function.
7942 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7943 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7944 (selftest::test_lexer_string_locations_ucn4): New function.
7945 (selftest::test_lexer_string_locations_ucn8): New function.
7946 (selftest::uint32_from_big_endian): New function.
7947 (selftest::test_lexer_string_locations_wide_string): New function.
7948 (selftest::uint16_from_big_endian): New function.
7949 (selftest::test_lexer_string_locations_string16): New function.
7950 (selftest::test_lexer_string_locations_string32): New function.
7951 (selftest::test_lexer_string_locations_u8): New function.
7952 (selftest::test_lexer_string_locations_utf8_source): New function.
7953 (selftest::test_lexer_string_locations_concatenation_1): New
7955 (selftest::test_lexer_string_locations_concatenation_2): New
7957 (selftest::test_lexer_string_locations_concatenation_3): New
7959 (selftest::test_lexer_string_locations_macro): New function.
7960 (selftest::test_lexer_string_locations_stringified_macro_argument):
7962 (selftest::test_lexer_string_locations_non_string): New function.
7963 (selftest::test_lexer_string_locations_long_line): New function.
7964 (selftest::test_lexer_char_constants): New function.
7965 (selftest::input_c_tests): Call the new test functions once per
7966 case within the line_table test matrix.
7967 * input.h (struct string_concat): New struct.
7968 (struct location_hash): New struct.
7969 (class string_concat_db): New class.
7970 * substring-locations.h: New header.
7972 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7974 PR tree-optimization/72810
7975 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7976 the type of the case labels when truncating.
7978 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7981 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7982 (aarch64_fp16_ptr_type_node): Likewise.
7983 * config/aarch64/aarch64-simd-builtins.c
7984 (aarch64_fp16_ptr_type_node): Define.
7985 (aarch64_init_fp16_types): New, refactored out of...
7986 (aarch64_init_builtins): ...here, update to call
7987 aarch64_init_fp16_types.
7988 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7990 (aapcs_vfp_sub_candidate): Likewise.
7992 2016-08-05 Martin Liska <mliska@suse.cz>
7993 Joshua Cranmer <Pidgeot18@gmail.com>
7995 * gcov.c (line_t::has_block): New function.
7996 (enum loop_type): New enum.
7997 (handle_cycle): New function.
7998 (unblock): Likewise.
7999 (circuit): Likewise.
8000 (get_cycles_count): Likewise.
8001 (accumulate_line_counts): Use new loop detection algorithm.
8003 2016-08-05 Martin Liska <mliska@suse.cz>
8005 * gcov.c (output_intermediate_file): Rename
8006 function_info::line_next to next_file_fn.
8007 (process_file): Likewise.
8008 (read_graph_file): Likewise.
8009 (accumulate_line_counts): Likewise.
8010 (output_lines): Likewise.
8012 2016-08-05 Richard Biener <rguenther@suse.de>
8014 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
8015 restriction on threading to a loop header.
8017 2016-08-05 Richard Biener <rguenther@suse.de>
8019 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
8020 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
8021 adjust loop info accordingly.
8023 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
8025 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
8026 before folding call to __builtin_constant_p with parameters to false.
8028 2016-08-05 Alan Modra <amodra@gmail.com>
8030 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
8031 code accidentally committed 2016-05-02 providing class when given
8034 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8036 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
8037 the case label ranges that partially overlap with OP's value
8040 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
8043 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
8044 Cast builtin function result to __mmask16 instead of __mmask8.
8045 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8046 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
8047 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8049 2016-08-04 David Malcolm <dmalcolm@redhat.com>
8051 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
8052 (ASSERT_TRUE_AT): New macro.
8053 (ASSERT_FALSE): Reimplement in terms of...
8054 (ASSERT_FALSE_AT): New macro.
8055 (ASSERT_STREQ_AT): Fix typo in comment.
8057 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8059 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
8060 labels are exhaustive, designate the label with the widest
8061 range to be the default label.
8063 2016-08-04 Andrew Pinski <apinski@cavium.com>
8065 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
8066 (thunderx_tunings): Use thunderx_vector_cost instead of
8067 generic_vector_cost.
8069 2016-08-04 Martin Liska <mliska@suse.cz>
8071 * gcov.c (main): Fix GNU coding style.
8072 (output_intermediate_file): Likewise.
8073 (process_file): Likewise.
8074 (generate_results): Likewise.
8075 (release_structures): Likewise.
8076 (create_file_names): Likewise.
8077 (find_source): Likewise.
8078 (read_graph_file): Likewise.
8079 (find_exception_blocks): Likewise.
8080 (canonicalize_name): Likewise.
8081 (make_gcov_file_name): Likewise.
8082 (mangle_name): Likewise.
8083 (accumulate_line_counts): Likewise.
8084 (output_branch_count): Likewise.
8085 (read_line): Likewise.
8087 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
8089 PR rtl-optimization/71779
8090 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
8091 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
8092 or if it was truncated.
8094 PR rtl-optimization/70903
8095 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
8097 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8099 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
8100 accessing SSA_NAME_PTR_INFO.
8102 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8105 * common/config/avr/avr-common.c (avr_option_optimization_table)
8106 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
8108 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8111 * config/avr/avr.md: New pattern to work around do_store_flag
8112 generating shift instructions for bit extractions.
8114 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8116 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
8118 (add_equivalence): Likewise.
8119 (get_value_range): Allocate value range with vrp_value_range_pool.
8120 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
8121 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
8123 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
8125 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
8126 the default for the rs6000 port.
8128 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8131 * calls.c (special_function_p): Remove special handling of
8132 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
8133 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
8134 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
8136 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
8139 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
8140 Don't stop on regular insns.
8142 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
8144 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
8145 size to DImode boundary.
8146 (nvptx_propagate): Likewise.
8148 2016-08-03 Alan Modra <amodra@gmail.com>
8150 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
8151 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
8152 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
8153 from -mefficient-unaligned-vector. Note that this affects fp too.
8155 2016-08-03 Alan Modra <amodra@gmail.com>
8157 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
8160 2016-08-03 Alan Modra <amodra@gmail.com>
8162 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
8163 to a reg. Localize vars.
8165 2016-08-03 Alan Modra <amodra@gmail.com>
8167 * config/rs6000/rs6000.opt: Remove negatives from help strings
8170 2016-08-03 Alan Modra <amodra@gmail.com>
8172 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
8173 Delete duplicated code.
8175 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8178 * lra-spills.c (regno_in_use_p): New.
8179 (lra_final_code_change): Use it.
8181 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8183 PR rtl-optimization/69847
8184 * lra-int.h (struct lra-reg): Use restore_rtx instead of
8186 (lra_rtx_hash): New.
8187 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
8189 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
8190 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
8191 * lra-spills.c (lra_final_code_change): Don't delete insn when the
8192 next insn is USE with the same reg as the current insn source.
8193 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
8195 (lra_constraints_init): Call initiate_invariants.
8196 (lra_constraints_finish): Call finish_invariants.
8197 (struct invariant, invariant_t, invariant_ptr_t): New.
8198 (const_invariant_ptr_t, invariants, invariants_pool): New.
8199 (invariant_table, invariant_hash, invariant_eq_p): New.
8200 (insert_invariant, initiate_invariants, finish_invariants): New.
8201 (clear_invariants, invalid_invariant_regs): New.
8202 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
8203 instead of restore_regno.
8204 (invariant_p, process_invariant_for_inheritance): New.
8205 (inherit_in_ebb): Implement invariant inheritance.
8206 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
8207 (remove_inheritance_pseudos): Implement undoing invariant
8209 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
8210 instead of restore_regno.
8211 * lra-assigns.c (regno_live_length): New.
8212 (reload_pseudo_compare_func): Use regno_live_length.
8213 (assign_by_spills): Use restore_rtx instead of restore_regno.
8214 (lra_assign): Ditto. Initiate regno_live_length.
8216 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
8218 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
8219 __builtin_aarch64_fmindf.
8221 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8223 PR tree-optimization/34114
8224 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
8225 information for more control IVs.
8227 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8229 PR tree-optimization/34114
8230 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
8231 PLUS_EXPR case. Handle SSA_NAME case.
8233 2016-08-02 Tamar Christina <tamar.christina@arm.com>
8235 * config/aarch64/aarch64-simd-builtins.def
8236 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
8237 (__builtin_aarch64_fmaxdf): Likewise.
8238 (__builtin_aarch64_smin_nandf): Likewise.
8239 (__builtin_aarch64_smax_nandf): Likewise.
8240 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
8241 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
8242 (<fmaxmin><mode>3): ...this.
8243 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
8244 (vminnm_f64): Likewise.
8245 (vmin_f64): Likewise.
8246 (vmax_f64): Likewise.
8247 * config/aarch64/iterators.md (FMAXMIN): Merge with...
8248 (FMAXMIN_UNS): ...this.
8249 (fmaxmin): Merged with
8250 (fmaxmin_op): ...this...
8251 (maxmin_uns_op): ...in to this.
8253 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8255 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8256 Add support for vec_extract on vector float, vector int, vector
8257 short, and vector char vector types.
8258 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8259 vector float, vector int, vector short, and vector char
8260 optimizations on 64-bit ISA 2.07 systems for both constant and
8261 variable element numbers.
8262 (rs6000_split_vec_extract_var): Likewise.
8263 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
8264 Altivec registers on ISA 2.07 and above.
8265 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
8266 which never was matched due to the split occuring before register
8267 allocation (and the code would not have worked on little endian
8268 systems if it did match). Allow extracts to go to the Altivec
8269 registers if ISA 2.07 (power8). Change from using "" around the
8270 C++ code to using {}'s.
8271 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
8272 vec_extracts when the vector is in memory.
8273 (vsx_extract_v4sf_var): New insn to optimize vector float
8274 vec_extracts when the element number is variable on 64-bit ISA
8276 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
8277 for 64-bit ISA 2.07 as well as ISA 3.0.
8278 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
8279 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
8280 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
8281 optimize vector int, vector short, and vector char vec_extracts
8282 when the vector is in memory.
8283 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
8284 optimize vector int, vector short, and vector char vec_extracts
8285 when the element number is variable.
8287 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8290 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
8291 does not overlap with other symbol flags.
8293 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
8295 * config/aarch64/aarch64.h (aarch64_frame):
8296 Remove padding0 and hardfp_offset. Add locals_offset,
8297 initial_adjust, callee_adjust, callee_offset and final_adjust.
8298 * config/aarch64/aarch64.c (aarch64_layout_frame):
8299 Remove unused padding0 and hardfp_offset initializations.
8300 Choose frame layout and set frame variables accordingly.
8301 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
8302 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
8303 (aarch64_pop_regs): Likewise.
8304 (aarch64_expand_prologue): Remove all decision code, just emit
8305 prolog according to frame variables.
8306 (aarch64_expand_epilogue): Remove all decision code, just emit
8307 epilog according to frame variables.
8308 (aarch64_initial_elimination_offset): Use offset to local/arg area.
8310 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
8313 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
8314 fix_debug_reg_uses after changing source register mode to
8315 V1TImode if source register is undefined.
8317 2015-08-01 Alan Hayward <alan.hayward@arm.com>
8319 PR tree-optimization/71818
8320 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
8321 with non invariant evolutions
8323 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8326 * config/avr/avr.md (length) [branch]: Correct insn length
8327 attribute for forward branches.
8329 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8331 * doc/extend.texi (AVR Built-in Functions): Document
8333 * config/avr/builtins.def (NOPS): New.
8334 * config/avr/avr.c (avr_expand_nops): New static function.
8335 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
8337 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8339 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
8340 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
8343 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
8345 * config/aarch64/aarch64.c (vulcan_tunings): Update
8346 vulcan L1 cache_line_size.
8348 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8350 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
8351 function that takes a vector memory address, a hard register, an
8352 element number and a temporary base register, and recreates an
8353 address that points to the appropriate element within the vector.
8354 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
8355 (rs6000_split_vec_extract_var): Add support for the target of a
8356 vec_extract with variable element number being a scalar memory
8358 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
8360 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
8361 vsx_extract_<mode>_load insn with a new insn that optimizes
8362 storing either element to a memory location, using scratch
8363 registers to pick apart the vector and reconstruct the address.
8364 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
8365 (vsx_extract_<mode>_store): Rework alternatives to more correctly
8366 support Altivec registers. Add support for ISA 3.0 Altivec d-form
8368 (vsx_extract_<mode>_var): Add support for extracting a variable
8369 element number from memory.
8371 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8373 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
8374 when testing for compares against constants of the form 0xabab.
8376 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8378 PR tree-optimization/57558
8379 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
8381 (vect_loop_versioning): Support versioning with niter assumptions.
8382 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
8383 (vect_get_loop_niters): New parameter. Reimplement to support
8384 assumptions in loop niter info.
8385 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
8386 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
8387 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
8388 Support loop versioning for niters.
8389 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
8390 (vect_free_loop_info_assumptions): New function.
8391 (vectorize_loops): Free loop niter info for loops with flag
8392 LOOP_F_ASSUMPTIONS set if vectorization failed.
8393 * tree-vectorizer.h (struct _loop_vec_info): New field
8394 num_iters_assumptions.
8395 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
8396 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
8397 (LOOP_REQUIRES_VERSIONING): New macro.
8398 (vect_free_loop_info_assumptions): New decl.
8400 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8402 * cfgloop.h (struct loop): New field constraints.
8403 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
8404 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
8406 * cfgloop.c (alloc_loop): Initialize new field.
8407 * cfgloopmanip.c (copy_loop_info): Copy constraints.
8408 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
8409 Adjust niter analysis wrto loop constraints.
8410 * doc/loop.texi (@node Number of iterations): Add description for loop
8413 2016-07-29 Marek Polacek <polacek@redhat.com>
8416 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
8417 (ix86_expand_round_builtin): Likewise.
8419 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
8420 Georg-Johann Lay <avr@gjlay.de>
8422 PR rtl-optimization/71976
8423 * combine.c (get_last_value): Return 0 if the argument for which
8424 the function is called has a wider mode than the recorded value.
8426 2016-07-29 Marek Polacek <polacek@redhat.com>
8429 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
8430 (altivec_expand_st_builtin): Likewise.
8432 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8434 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
8435 introduced in r238381.
8437 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
8440 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
8441 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
8443 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
8445 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
8447 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8448 Add support for vec_extract of vector double or vector long having
8449 a variable element number on 64-bit ISA 2.07 systems or newer.
8450 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
8452 (rs6000_split_vec_extract_var): New function to split a
8453 vec_extract built-in function with variable element number.
8454 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
8456 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
8457 (UNSPEC_VSX_EXTRACT): Likewise.
8458 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
8459 direct move instructions to be generated on 64-bit ISA 2.07
8460 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
8462 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
8463 arguments for vec_extract variable element.
8464 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
8465 vec_extract with variable element on V2DFmode and V2DImode
8467 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
8468 -mupper-regs-df requirement, since it isn't needed.
8469 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
8470 do direct moves on 64-bit systems, which allows optimization of
8471 vec_extract on 64-bit ISA 2.07 systems and newer.
8473 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8474 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8476 * config/aarch64/aarch64.md
8477 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
8479 (<optab>qihi2_aarch64): Likewise, and split into two.
8480 (extendqihi2_aarch64): New.
8481 (zero_extendqihi2_aarch64): New.
8482 * config/aarch64/iterators.md (ldrxt): Remove.
8483 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
8486 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8488 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
8490 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8492 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
8493 (aarch64_push_reg): New function to push 1 or 2 registers.
8494 (aarch64_pop_reg): New function to pop 1 or 2 registers.
8495 (aarch64_expand_prologue): Use aarch64_push_regs.
8496 (aarch64_expand_epilogue): Use aarch64_pop_regs.
8498 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
8500 PR tree-optimization/71734
8501 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
8502 attribute instead of REF_LOOP and use it.
8503 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
8504 set it for Loops having non-zero safelen attribute.
8505 (ref_indep_loop_p): Pass zero as initial value for safelen.
8507 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
8511 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
8512 call using chkp_gimple_call_builtin_p.
8513 (chkp_copy_bounds_for_assign): Likewise.
8515 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8517 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
8518 * config/arm/arm-protos.h (struct tune_params): Likewise.
8519 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
8520 (cortex_a9_sched_adjust_cost): Likewise.
8521 (fa726te_sched_adjust_cost): Likewise.
8522 (arm_adjust_cost): Likewise.
8523 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
8524 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
8525 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
8526 * config/i386/i386.c (ix86_adjust_cost): Likewise.
8527 * config/ia64/ia64.c: Likewise.
8528 * config/m68k/m68k.c: Likewise.
8529 * config/mep/mep.c (mep_adjust_cost): Likewise.
8530 * config/microblaze/microblaze.c (microblaze_adjust_cost):
8532 * config/mips/mips.c (mips_adjust_cost): Likewise.
8533 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
8535 * config/pa/pa.c (pa_adjust_cost): Likewise.
8536 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
8537 (rs6000_debug_adjust_cost): Likewise.
8538 * config/sh/sh.c (sh_adjust_cost): Likewise.
8539 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8540 (hypersparc_adjust_cost): Likewise.
8541 (sparc_adjust_cost): Likewise.
8542 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8543 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8544 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8546 * config/visium/visium.c (visium_adjust_cost): Likewise.
8547 * doc/tm.texi: Regenerate.
8548 * haifa-sched.c (dep_cost_1): Adjust.
8549 * target.def: Merge adjust_cost and adjust_cost_2.
8551 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8553 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8555 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8557 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8558 (extract_mentioned_regs): Append to a vector instead of
8559 returning a rtx_expr_list.
8560 (st_expr_entry): Adjust.
8561 (free_st_expr_entry): Likewise.
8562 (store_ops_ok): Likewise.
8563 (store_killed_in_insn): Likewise.
8564 (find_moveable_store): Likewise.
8566 2016-07-28 Martin Liska <mliska@suse.cz>
8568 PR gcov-profile/68025
8569 * tree-profile.c (tree_profiling): Respect
8570 no_profile_instrument_function attribute.
8571 * doc/extend.texi: Document no_profile_instrument_function
8574 2016-07-28 Martin Liska <mliska@suse.cz>
8576 PR rtl-optimization/70944
8577 * combine.c (make_compound_operation):
8578 Do not allow make_compound_operation for vector mode
8580 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8583 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8584 before calling get_ops.
8586 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8588 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8589 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8590 (BITS_PER_UNIT_LOG): Remove.
8591 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8592 * expr.c (expand_assignment): Likewise.
8593 * stor-layout.c (initialize_sizetypes): Likewise.
8595 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8597 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8598 signature of rs6000_expand_vector_extract so that the element
8599 number is a RTX instead of a constant integer.
8600 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8602 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8603 (altivec_expand_vec_ext_builtin): Likewise.
8604 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8605 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8606 MFVSRLD instruction.
8608 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8610 * input.c (get_pure_location): Move here from tree.c.
8611 (make_location): Likewise. Add header comment.
8612 (selftest::test_accessing_ordinary_linemaps): Verify
8613 pure_location_p, make_location, get_location_from_adhoc_loc and
8615 * input.h (get_pure_location): Move declaration here from tree.h.
8616 (get_finish): Likewise for inline function.
8617 (make_location): Likewise for declaration.
8618 * tree.c (get_pure_location): Move to input.c.
8619 (make_location): Likewise.
8620 * tree.h (get_pure_location): Move declaration to tree.h.
8621 (get_finish): Likewise for inline function.
8622 (make_location): Likewise for declaration.
8624 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8627 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8629 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8631 * system.h (STATIC_ASSERT): Use static_assert if building
8634 2016-07-27 Richard Biener <rguenther@suse.de>
8636 PR tree-optimization/72517
8637 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8638 Revert change to not compute read-read dependences.
8640 2016-07-27 Richard Biener <rguenther@suse.de>
8642 * predict.c (set_even_probabilities): Make nedges unsigned.
8644 2016-07-27 Martin Liska <mliska@suse.cz>
8646 * predict.c (set_even_probabilities): Handle unlikely edges.
8647 (combine_predictions_for_bb): Likewise.
8649 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8652 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8653 __float128 support when we don't have hardware support, so that
8654 the IEEE built-in functions like isgreater, first call __unordkf3
8655 to make sure neither operand is a NaN, and if both operands are
8656 ordered, do the normal comparison.
8658 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8660 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8662 (extract_code_and_val_from_cond_with_ops): Verify that name is
8663 either cond_op0 or cond_op1.
8665 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8667 PR tree-optimization/18046
8668 * genmodes.c (emit_mode_size_inline): Emit an assert that
8669 verifies that mode is a valid array index.
8670 (emit_mode_nuinits_inline): Likewise.
8671 (emit_mode_inner_inline): Likewise.
8672 (emit_mode_unit_size_inline): Likewise.
8673 (emit_mode_unit_precision_inline): Likewise.
8674 * tree-vrp.c: Include params.h.
8675 (find_switch_asserts): Register edge assertions for the default
8676 label which correspond to the anti-ranges of each case label.
8677 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8678 * doc/invoke.texi: Document it.
8680 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8682 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8683 and unnecessary call to gimple_bb.
8685 2016-07-26 Richard Biener <rguenther@suse.de>
8687 PR rtl-optimization/71984
8688 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8691 2016-07-26 Richard Biener <rguenther@suse.de>
8694 * expmed.c (extract_bit_field_1): Constrain the vector mode
8695 with element size matching the extraction mode size when
8696 choosing a better vector mode to do the extraction from.
8698 2016-07-26 Richard Biener <rguenther@suse.de>
8699 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8702 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8705 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8707 * tree-ssa-structalias.c (struct scc_info): Change types of
8708 members to auto_sbitmap and auto_vec.
8709 (scc_info::scc_info): New constructor.
8710 (scc_info::~scc_info): New destructor.
8711 (init_scc_info): Remove.
8712 (free_scc_info): Remove.
8713 (find_indirect_cycles): Adjust.
8714 (perform_var_substitution): Likewise.
8715 (free_var_substitution_info): Likewise.
8717 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8719 * tree-outof-ssa.c (struct elim_graph): Change type of members
8720 to auto_vec and auto_sbitmap.
8721 (elim_graph::elim_graph): New constructor.
8722 (delete_elim_graph): Remove.
8723 (expand_phi_nodes): Adjust.
8725 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8727 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
8728 (new_elim_graph): Adjust.
8729 (clear_elim_graph): Likewise.
8730 (delete_elim_graph): Likewise.
8731 (elim_graph_size): Likewise.
8732 (elim_graph_add_node): Likewise.
8733 (elim_graph_add_edge): Likewise.
8734 (elim_graph_remove_succ_edge): Likewise.
8735 (eliminate_name): Likewise.
8736 (eliminate_build): Likewise.
8737 (elim_forward): Likewise.
8738 (elim_unvisited_predecessor): Likewise.
8739 (elim_backward): Likewise.
8740 (elim_create): Likewise.
8741 (eliminate_phi): Likewise.
8742 (expand_phi_nodes): Likewise.
8744 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8746 * bt-load.c (compute_out): Use auto_sbitmap class.
8747 (link_btr_uses): Likewise.
8748 * cfganal.c (mark_dfs_back_edges): Likewise.
8749 (post_order_compute): Likewise.
8750 (inverted_post_order_compute): Likewise.
8751 (pre_and_rev_post_order_compute_fn): Likewise.
8752 (single_pred_before_succ_order): Likewise.
8753 * cfgexpand.c (pass_expand::execute): Likewise.
8754 * cfgloop.c (verify_loop_structure): Likewise.
8755 * cfgloopmanip.c (fix_bb_placements): Likewise.
8756 (remove_path): Likewise.
8757 (update_dominators_in_loop): Likewise.
8758 * cfgrtl.c (break_superblocks): Likewise.
8759 * ddg.c (check_sccs): Likewise.
8760 (create_ddg_all_sccs): Likewise.
8761 * df-core.c (df_worklist_dataflow): Likewise.
8762 * dse.c (dse_step3): Likewise.
8763 * except.c (eh_region_outermost): Likewise.
8764 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8765 * gcse.c (prune_expressions): Likewise.
8766 (prune_insertions_deletions): Likewise.
8767 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
8768 * graph.c (draw_cfg_nodes_no_loops): Likewise.
8769 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
8770 * lcm.c (compute_earliest): Likewise.
8771 (compute_farthest): Likewise.
8772 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
8773 (unroll_loop_runtime_iterations): Likewise.
8774 (unroll_loop_stupid): Likewise.
8775 * lower-subreg.c (decompose_multiword_subregs): Likewise.
8776 * lra-lives.c: Likewise.
8777 * lra.c (lra): Likewise.
8778 * modulo-sched.c (schedule_reg_moves): Likewise.
8779 (optimize_sc): Likewise.
8780 (get_sched_window): Likewise.
8781 (sms_schedule_by_order): Likewise.
8782 (check_nodes_order): Likewise.
8783 (order_nodes_of_sccs): Likewise.
8784 (order_nodes_in_scc): Likewise.
8785 * recog.c (split_all_insns): Likewise.
8786 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
8787 * reload1.c (reload): Likewise.
8788 * sched-rgn.c (haifa_find_rgns): Likewise.
8789 (split_edges): Likewise.
8790 (compute_trg_info): Likewise.
8791 * sel-sched.c (init_seqno): Likewise.
8792 * store-motion.c (remove_reachable_equiv_notes): Likewise.
8793 * tree-into-ssa.c (update_ssa): Likewise.
8794 * tree-ssa-live.c (live_worklist): Likewise.
8795 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
8796 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8798 (try_peel_loop): Likewise.
8799 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8801 * tree-ssa-pre.c (compute_antic): Likewise.
8802 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
8803 * tree-stdarg.c (reachable_at_most_once): Likewise.
8804 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8805 * var-tracking.c (vt_find_locations): Likewise.
8807 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8809 * sbitmap.h (auto_sbitmap): New class.
8811 2016-07-26 Alan Modra <amodra@gmail.com>
8814 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8817 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8819 * input.c (selftest::temp_source_file::temp_source_file): Fix
8820 missing "%s" in fprintf.
8822 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8825 * cselib.c (cselib_process_insn): Invalidate argument slots for
8828 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8830 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8831 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8832 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8834 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8836 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8837 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8838 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8840 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8842 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8843 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8845 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8846 (add<mode>3): Likewise.
8847 (sub<mode>3): Likewise.
8848 (mul<mode>3): Likewise.
8849 (div<mode>3): Likewise.
8850 (*div<mode>3): Likewise.
8851 (<fmaxmin><mode>3): Extend to HF.
8852 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8853 (fabd<mode>3): Likewise.
8854 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8855 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8856 (aarch64_fmulx<mode>): Likewise.
8857 (aarch64_fac<optab><mode>): Likewise.
8858 (aarch64_frecps<mode>): Likewise.
8859 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8860 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8861 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8862 (VSDQ_HSDI): Support HI.
8863 (fcvt_target, FCVT_TARGET): Likewise.
8864 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8865 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8866 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8867 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8868 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8869 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8870 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8873 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8875 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8876 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8877 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8878 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8880 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8881 (aarch64_cm<optab><mode>): Likewise.
8882 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8883 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8884 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8885 (sqrt<mode>2): Likewise.
8886 (*sqrt<mode>2): Likewise.
8887 (abs<mode>2): Likewise.
8888 (<optab><mode>hf2): New pattern for HF mode.
8889 (<optab>hihf2): Likewise.
8890 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8891 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8892 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8894 * config/aarch64/arm_fp16.h: New file.
8895 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8896 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8897 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8898 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8899 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8900 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8901 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8902 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8903 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8904 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8905 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8906 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8909 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8911 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8912 reduc_smin_scal_): Use VDQIF_F16.
8913 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8914 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8916 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8917 * config/aarch64/iterators.md (VDQIF_F16): New.
8918 (vp): Support HF modes.
8919 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8920 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8922 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8924 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8925 "*aarch64_mulx_elt_from_dup<mode>".
8926 (*aarch64_mul3_elt<mode>): Update schedule type.
8927 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8928 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8929 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8930 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8931 (f, fp): Support HF modes.
8932 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8933 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8934 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8935 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8936 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8937 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8939 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8941 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8942 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8944 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8947 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8949 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8950 * config/aarch64/aarch64-simd.md
8951 (aarch64_rsqrts<mode>): Extend to HF modes.
8952 (fabd<mode>3): Likewise.
8953 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8954 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8955 (aarch64_<maxmin_uns>p<mode>): Likewise.
8956 (<su><maxmin><mode>3): Likewise.
8957 (<maxmin_uns><mode>3): Likewise.
8958 (<fmaxmin><mode>3): Likewise.
8959 (aarch64_faddp<mode>): Likewise.
8960 (aarch64_fmulx<mode>): Likewise.
8961 (aarch64_frecps<mode>): Likewise.
8962 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8963 (add<mode>3): Extend to HF modes.
8964 (sub<mode>3): Likewise.
8965 (mul<mode>3): Likewise.
8966 (div<mode>3): Likewise.
8967 (*div<mode>3): Likewise.
8968 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8970 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8971 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8972 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8973 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8974 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8975 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8976 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8977 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8978 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8979 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8980 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8981 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8982 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8983 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8985 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8987 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8988 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8989 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8990 (neg<mode>2): Likewise.
8991 (abs<mode>2): Likewise.
8992 (<frint_pattern><mode>2): Likewise.
8993 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8994 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8995 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8996 (ftrunc<VDQF:mode>2): Likewise.
8997 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8998 (sqrt<mode>2): Likewise.
8999 (*sqrt<mode>2): Likewise.
9000 (aarch64_frecpe<mode>): Likewise.
9001 (aarch64_cm<optab><mode>): Likewise.
9002 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
9004 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
9005 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
9007 * config/aarch64/arm_neon.h (vdup_n_f16): New.
9008 (vdupq_n_f16): Likewise.
9009 (vld1_dup_f16): Use vdup_n_f16.
9010 (vld1q_dup_f16): Use vdupq_n_f16.
9011 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
9012 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
9013 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
9014 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
9015 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
9016 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
9017 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
9018 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
9019 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
9020 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
9021 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
9022 vsqrt_f16, vsqrtq_f16): New.
9024 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9026 * config/aarch64/aarch64-simd.md
9027 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
9028 (aarch64_ext<mode>): Likewise.
9029 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
9030 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
9031 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
9033 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
9035 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
9036 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
9037 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
9038 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
9039 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
9040 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
9041 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
9043 (vmov_n_f16): Reimplement using vdup_n_f16.
9044 (vmovq_n_f16): Reimplement using vdupq_n_f16..
9046 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9048 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
9049 "frame_related_p". Generate CFA annotation when it's necessary.
9050 (aarch64_expand_prologue): Use aarch64_add_constant.
9051 (aarch64_expand_epilogue): Likewise.
9052 (aarch64_output_mi_thunk): Pass "false" when calling
9053 aarch64_add_constant.
9055 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9057 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
9060 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9062 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
9063 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
9064 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
9065 (aarch64_build_constant): Delete.
9067 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
9070 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9072 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9073 flag_toplevel_reorder.
9075 2016-07-25 Richard Biener <rguenther@suse.de>
9077 * cgraph.c (cgraph_node::verify_node): Compare against builtin
9078 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
9079 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
9080 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
9081 (streamer_get_builtin_tree): Likewise.
9082 (streamer_write_builtin): Likewise.
9083 * lto-streamer.h (LTO_builtin_decl): Remove.
9084 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
9085 (lto_input_scc): Remove LTO_builtin_decl handling.
9086 (lto_input_tree_1): Liekwise.
9087 * lto-streamer-out.c (lto_output_tree_1): Remove special
9088 handling of builtins.
9089 (DFS::DFS): Likewise.
9090 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
9091 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
9093 (streamer_write_builtin): Remove.
9095 2016-07-25 Martin Liska <mliska@suse.cz>
9097 * lto-cgraph.c (input_symtab): Don't call get_working_sets
9098 if flag_auto_profile is set to true.
9100 2016-07-25 Martin Liska <mliska@suse.cz>
9102 PR gcov-profile/71868
9103 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
9104 have a function with multiple latches, count them all.
9106 2016-07-25 Martin Liska <mliska@suse.cz>
9108 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
9110 2016-07-25 Martin Liska <mliska@suse.cz>
9112 PR tree-optimization/71987
9113 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
9114 just for SSA_NAMEs. Fix GNU coding style.
9116 2016-07-25 Martin Liska <mliska@suse.cz>
9118 PR gcov-profile/64874
9119 * gcov-io.h: Update command about file format.
9120 * gcov-iov.c (main): Adapt the numbering scheme.
9122 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9125 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
9126 whose result is used in PHI.
9127 (final_range_test_p): Likewise.
9128 (maybe_optimize_range_tests): Likewise.
9130 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9132 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9133 Reformat two multi-line strings.
9135 2016-07-22 Martin Sebor <msebor@redhat.com>
9137 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
9139 2016-07-22 Martin Sebor <msebor@redhat.com>
9142 * doc/extend.texi (Compound Literals): Correct and clarify.
9143 (Cast to Union): Same.
9145 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
9147 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9148 comments to explain why certain error messages make mention of
9149 undocumented options.
9150 (rs6000_invalid_builtin): Change error messages to replace mention
9151 of undocumented options with mention of the -mcpu=power9 option
9152 that enables those undocumented options.
9153 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
9154 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
9155 definition of this macro to correct an existing error.
9156 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
9157 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
9158 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
9159 descriptions of built-in functions so that they depend on
9160 -mcpu=power9 instead of on the corresponding undocumented flags.
9161 * doc/invoke.texi (Option Summary): Remove all mention of newly
9163 (IBM RS/6000 and PowerPC Options): Likewise.
9164 * doc/md.texi (Constraints for Particuliar Machines): Remove all
9165 mention of newly undocumented flags.
9167 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
9169 * ipa-cp.c (determine_versionability): Do not create constprop clones,
9170 when target_clones attribute is set.
9172 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9174 * common.opt (funsafe-loop-optimizations): Mark ignore.
9175 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
9176 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
9178 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
9179 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
9181 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9183 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9185 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9187 (number_of_iterations_exit): Warn missed loop optimization for
9188 possible infinite loops.
9190 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
9193 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
9194 when to emit a ".machine" pseudo-op.
9196 2016-07-22 Martin Liska <mliska@suse.cz>
9198 PR gcov-profile/69028
9199 PR gcov-profile/62047
9200 * coverage.c (coverage_compute_lineno_checksum): Do not
9201 calculate checksum for fns w/o xloc.file.
9202 (coverage_compute_profile_id): Likewise.
9204 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
9206 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
9207 (avr_secondary_reload): ...and implementation.
9208 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
9209 * config/avr/avr.md (reload_in<mode>): Remove insns.
9210 (adjust_len) [lpm]: Remove insn attribute value.
9211 * config/avr/predicates.md (flash_operand): Remove insn predicate.
9213 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9216 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
9218 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
9219 * calls.c (special_function_p): Remove the special handling of the
9220 "__builtin_" prefix.
9222 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9225 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
9226 if STMT may be an alloca call.
9227 (gimple_alloca_call_p, alloca_call_p): Return only true for the
9228 builtin alloca call.
9229 * calls.h (gimple_maybe_alloca_call_p): New function.
9230 * tree-inline.c (inline_forbidden_p_stmt): Use
9231 gimple_maybe_alloca_call_p here.
9233 2016-07-21 David Malcolm <dmalcolm@redhat.com>
9235 * spellcheck-tree.c (best_macro_match::best_macro_match):
9236 Explictly specify the template arguments when invoking the base
9237 class constructor, to help older C++ compilers.
9239 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9242 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
9243 before builtin_decl_implicit.
9245 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9247 * optabs.c (emit_condiitonal_move): Short circuit for identical
9250 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9252 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
9253 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
9254 (noce_conversion_profitable_p): New.
9255 (noce_try_store_flag_constants): Use it.
9256 (noce_try_addcc): Likewise.
9257 (noce_try_store_flag_mask): Likewise.
9258 (noce_try_cmove): Likewise.
9259 (noce_try_cmove_arith): Likewise.
9260 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
9262 (noce_convert_multiple_sets): Move cost model to here, from...
9263 (bb_ok_for_noce_convert_multiple_sets) ...here.
9264 (noce_process_if_block): Update calls for above changes.
9265 (noce_find_if_block): Record new noce_if_info parameters.
9267 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9269 * target.def (max_noce_ifcvt_seq_cost): New.
9270 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
9271 * doc/tm.texi: Regenerate.
9272 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
9273 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
9274 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
9275 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
9276 * doc/invoke.texi: Document new params.
9278 2016-07-21 Richard Biener <rguenther@suse.de>
9280 PR tree-optimization/71947
9281 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
9282 ranges have useful limit_vr information.
9284 2016-07-21 Richard Biener <rguenther@suse.de>
9286 * function-tests.c (build_trivial_generic_function): Set
9287 BLOCK_SUPERCONTEXT of DECL_INITIAL.
9288 * omp-low.c (create_omp_child_function): Likewise.
9289 (grid_expand_target_grid_body): Likewise.
9290 * cgraphunit.c (init_lowered_empty_function): Likewise.
9291 (cgraph_node::expand_thunk): Likewise.
9292 * tree-parloops.c (create_loop_fn): Likewise.
9293 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
9295 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9297 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
9300 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
9302 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
9303 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
9304 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
9305 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
9306 values for insn attribute.
9307 * config/avr/avr.c (avr_out_insert_notbit): New function.
9308 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
9309 ADJUST_LEN_INSV_NOTBIT_0/_7.
9310 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
9312 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9314 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
9315 (chrec_convert_1, chrec_convert): Ditto.
9316 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
9317 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
9318 * tree-vrp.c (adjust_range_with_scev): Ditto.
9319 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
9320 (scev_var_range_cant_overflow): New function.
9321 (scev_probably_wraps_p): New parameter. Call above function.
9322 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
9324 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9326 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
9327 by removing computation of may_be_zero.
9329 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9331 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
9333 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
9335 Improving concepts performance and diagnostics.
9336 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
9337 for constraint satisfaction and subsumption.
9338 * timevar.h (auto_timevar): New constructor that matches the push/pop
9339 pattern of usage in pt.c.
9341 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9343 * hwint.h (HOST_WIDE_INT_0): New define.
9344 (HOST_WIDE_INT_0U): Ditto.
9345 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
9346 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
9347 * simplify-rtx.c: Ditto.
9348 * tree-object-size.c: Ditto.
9350 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9352 * config/s390/s390.c (s390_encode_section_info): Remove mode size
9355 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9357 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
9358 * combine.c: Use HOST_WIDE_INT_M1U instead of
9359 ~(unsigned HOST_WIDE_INT) 0.
9360 * double-int.h: Ditto.
9362 * dwarf2asm.c:Ditto.
9364 * genmodes.c: Ditto.
9366 * read-rtl.c: Ditto.
9367 * tree-ssa-loop-ivopts.c: Ditto.
9368 * tree-ssa-loop-prefetch.c: Ditto.
9369 * tree-vect-generic.c: Ditto.
9370 * tree-vect-patterns.c: Ditto.
9373 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9375 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
9376 constant addresses outside [0,0xc0] into a register.
9377 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
9378 cases where the base address register is unused after.
9379 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
9380 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
9381 (avr_out_store_psi_reg_disp_tiny): Same.
9383 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9385 Implement attribute progmem on reduced Tiny cores by adding
9386 flash offset 0x4000 to respective symbols.
9389 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
9390 documentation how it works on reduced Tiny cores.
9391 (AVR Named Address Spaces): No support for reduced Tiny.
9392 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
9393 (avr_address_tiny_pm_p): New static function.
9394 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
9395 if the address is in progmem.
9396 (avr_assemble_integer): Same.
9397 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
9398 for symbol_ref in progmem.
9399 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
9400 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
9401 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
9403 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
9405 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
9406 * configure: Regenerate.
9407 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
9408 (USE_THIN_ARCHIVES): New variable.
9409 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
9410 this archive as a thin archive.
9412 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9414 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
9415 same location as last time, don't skip if we have fix-it hints.
9416 Clarify the skipping logic by converting it from one "if" clause
9417 to repeated "if" clauses.
9418 * spellcheck-tree.c: Include "cpplib.h".
9419 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
9420 (best_macro_match::best_macro_match): New constructor.
9421 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
9422 Move here from c/c-decl.c.
9423 (class best_macro_match): Move here from c/c-decl.c, converting
9424 from a typedef to a subclass, gaining a ctor.
9426 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9428 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
9429 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
9431 (avr_addr_space_diagnose_usage): ...and implementation.
9432 (avr_addr_space_supported_p): New function.
9433 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
9434 report bad address space usage if that space is supported.
9435 (avr_insert_attributes): Same. No more complain about unsupported
9437 * config/avr/avr-c.c (tm_p.h): Include it.
9438 (avr_cpu_cpp_builtins): Only define addr-space related built-in
9439 macro if avr_addr_space_supported_p.
9441 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9443 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9444 flag_toplevel_reorder.
9446 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9448 * gcc-rich-location.c
9449 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
9451 * gcc-rich-location.h
9452 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
9454 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9456 * target.def (addr_space): Add new diagnose_usage to hook vector.
9457 * targhooks.c (default_addr_space_diagnose_usage): Add default
9458 implementation and...
9459 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
9460 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
9461 is some address space, call targetm.addr_space.diagnose_usage.
9462 * doc/tm.texi.in (Named Address Spaces): Add anchor for
9463 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
9464 * doc/tm.texi: Regenerate.
9466 2016-07-20 Martin Liska <mliska@suse.cz>
9469 * graphite-isl-ast-to-gimple.c (later_of_the_two):
9470 Properly handly PHI stmts.
9472 2016-07-20 Bin Cheng <bin.cheng@arm.com>
9474 PR tree-optimization/71503
9475 PR tree-optimization/71683
9476 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
9479 2016-07-20 Martin Liska <mliska@suse.cz>
9481 * doc/invoke.texi (-fipa-ra): Document when the option is
9482 disabled. Fix a typo.
9484 2016-07-20 Martin Liska <mliska@suse.cz>
9486 * Makefile.in: Include fibonacci_heap.c
9487 * fibonacci_heap.c: New file.
9488 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
9489 (fibonacci_heap::union_with): Fix deletion of the second heap.
9490 * selftest-run-tests.c (selftest::run_tests): Incorporate
9491 fibonacci heap tests.
9492 * selftest.h: Declare fibonacci_heap_c_tests.
9494 2016-07-20 Martin Liska <mliska@suse.cz>
9496 * selftest-run-tests.c (selftest::run_tests): New function.
9497 * selftest.h (sreal_c_tests): Declare.
9498 * sreal.c (sreal_verify_basics): New function.
9499 (verify_aritmetics): Likewise.
9500 (sreal_verify_arithmetics): Likewise.
9501 (verify_shifting): Likewise.
9502 (sreal_verify_shifting): Likewise.
9503 (void sreal_c_tests): Likewise.
9505 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9507 PR rtl-optimization/71916
9508 * cfgrtl.c (contains_no_active_insn_p): Return false also for
9509 bb which have a single succ fake edge.
9511 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
9514 * dwarf2out.c (gen_subprogram_die): Only call
9515 gen_unspecified_parameters_die while dumping early dwarf.
9517 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9520 * gimple-fold.c (fold_builtin_memory_op): Use
9521 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
9523 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
9525 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
9526 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
9527 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
9528 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
9532 * double-int.c: Ditto.
9534 * dwarf2out.c: Ditto.
9537 * fold-const.c: Ditto.
9538 * function.c: Ditto.
9540 * genmodes.c: Ditto.
9544 * loop-doloop.c: Ditto.
9545 * loop-invariant.c: Ditto.
9552 * simplify-rtx.c: Ditto.
9553 * stor-layout.c: Ditto.
9555 * tree-ssa-loop-ivopts.c: Ditto.
9556 * tree-vect-generic.c: Ditto.
9557 * tree-vect-patterns.c: Ditto.
9562 * wide-int-print.cc: Ditto.
9563 * wide-int.cc: Ditto.
9564 * wide-int.h: Ditto.
9566 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9568 * selftest.c (selftest::assert_streq): Handle NULL values of
9569 val_actual and val_expected.
9571 2016-07-19 Martin Jambor <mjambor@suse.cz>
9574 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9575 rather than cgraph_create_node to get a call graph node.
9577 2016-07-19 Richard Biener <rguenther@suse.de>
9579 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9580 handle all tcc_constant bases and valueize SSA names.
9581 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9584 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9586 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9587 the flags of the exit block and bb2, not just the entry block.
9589 2016-07-19 Richard Biener <rguenther@suse.de>
9591 PR tree-optimization/71901
9592 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9593 align member, group stuff with the bitfield.
9594 (vn_ref_op_align_unit): New inline.
9595 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9596 record element alignment and operand 3 unchanged.
9597 (ao_ref_init_from_vn_reference): Adjust.
9598 (valueize_refs_1): Likewise.
9599 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9601 2016-07-19 Richard Biener <rguenther@suse.de>
9603 PR tree-optimization/71908
9604 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9605 symbolic constants in a more reliable way.
9607 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9609 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9611 (vect_update_inits_of_drs): Likewise.
9612 (vect_create_cond_for_alias_checks): Likewise.
9613 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9615 2016-07-19 Richard Biener <rguenther@suse.de>
9618 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9619 with an abstract origin that is not an inlined function outer
9620 scope add a self-reference as abstract origin.
9621 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9623 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9626 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9627 unintentional System V.4 structure return breakage for structures
9628 with a single floating point element.
9630 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9632 PR tree-optimization/71734
9633 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9634 contains REF, use it to check safelen, assume that safelen value
9635 must be greater 1, fix style.
9636 (ref_indep_loop_p_2): Add REF_LOOP argument.
9637 (ref_indep_loop_p): Pass LOOP as additional argument to
9640 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9642 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9643 allocation in the prologue.
9644 * explow.c (get_dynamic_stack_base): New function to return an address
9645 expression for the dynamic stack base.
9646 (get_dynamic_stack_size): New function to do the required dynamic stack
9647 space size calculations.
9648 (allocate_dynamic_stack_space): Use new functions.
9649 (align_dynamic_address): Move some code from
9650 allocate_dynamic_stack_space to new function.
9651 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9653 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9655 * config/s390/s390.c (s390_encode_section_info): Always set
9656 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9659 2016-07-18 Richard Biener <rguenther@suse.de>
9661 PR tree-optimization/71893
9662 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9663 for sizetype cast added by array_ref_element_size.
9664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9666 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9668 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9669 register parameters. Remove code to initialize argument pointer
9670 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9671 using a pc-relative branch. Cleanup conditional code.
9672 * config/pa/pa.md (call_mcount): New expander.
9673 (call_mcount_nonpic): New insn.
9674 (call_mcount_pic): New insn and split.
9675 (call_mcount_pic_post_reload): New insn.
9676 (call_mcount_64bit): New insn and split.
9677 (call_mcount_64bit_post_reload): New insn.
9679 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9681 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9682 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9683 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9684 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9685 (*usum_widenqihi3, *udiff_widenqihi3)
9686 (*addhi3_zero_extend.const): New combiner insns.
9687 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9688 just 1 bit is affected.
9689 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9690 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9692 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9694 * omp-low.c (lower_omp_target): Mark data clauses with
9695 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9696 zero-length subarrays.
9698 2016-07-15 Richard Biener <rguenther@suse.de>
9700 PR tree-optimization/71881
9701 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9702 reverse DOM order to make debug temp generation happy.
9704 2016-07-15 Richard Biener <rguenther@suse.de>
9706 PR tree-optimization/71887
9707 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9708 verify it is not zero for division / modulo handling.
9709 (value_replacement): Adjust.
9711 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9712 Julian Brown <julian@codesourcery.com>
9714 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
9715 * config/aarch64/aarch64-cost-tables.h
9716 (vulcan_extra_costs): New variable.
9717 * config/aarch64/aarch64.c
9718 (vulcan_addrcost_table): Likewise.
9719 (vulcan_regmove_cost): Likewise.
9720 (vulcan_vector_cost): Likewise.
9721 (vulcan_branch_cost): Likewise.
9722 (vulcan_tunings): Likewise.
9724 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
9726 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
9727 (output_in_order): Loop over undefined variables too. Output them
9728 via assemble_undefined_decl. Skip variables that correspond to hard
9729 registers or have value-exprs.
9730 * varpool.c (symbol_table::output_variables): Handle undefined
9731 variables together with defined ones.
9733 2016-07-15 Richard Biener <rguenther@suse.de>
9735 * tree-ssa-pre.c (get_representative_for): Make sure to return
9736 the value number of SSA names.
9737 (phi_translate_1): get_representative_for cannot return NULL.
9738 (do_pre_regular_insertion): Remove redundant call to
9739 fully_constant_expression.
9740 (do_pre_partial_partial_insertion): Likewise.
9742 2016-07-15 Bin Cheng <bin.cheng@arm.com>
9744 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
9745 (derive_simple_iv_with_niters): New function.
9746 (simple_iv): Rewrite using simple_iv_with_niters.
9747 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
9748 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9750 (number_of_iterations_exit): Rewrite using above function.
9751 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9754 2016-07-15 Richard Biener <rguenther@suse.de>
9756 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
9759 2016-07-14 Jakub Jelinek <jakub@redhat.com>
9761 PR tree-optimization/71872
9762 * tree-data-ref.c (get_references_in_stmt): Ignore references
9763 with is_gimple_constant get_base_address.
9765 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9767 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
9768 (TARGET_HAVE_LDACQD): New macro.
9769 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
9770 than TARGET_HAVE_LDACQ.
9771 (arm_load_acquire_exclusivedi): Likewise.
9772 (arm_store_release_exclusivedi): Likewise.
9774 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9776 PR rtl-optimization/71878
9777 * lra-constraints.c (match_reload): Pass information about other
9778 output operands. Create new unique register value if matching input
9779 operand shares same register value as output operand being considered.
9780 (curr_insn_transform): Record output operands already processed.
9782 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9785 PR tree-optimization/70923
9786 * tree-vect-patterns.c: Include mult-synthesis.h.
9787 (target_supports_mult_synth_alg): New function.
9788 (synth_lshift_by_additions): Likewise.
9789 (apply_binop_and_append_stmt): Likewise.
9790 (vect_synth_mult_by_constant): Likewise.
9791 (target_has_vecop_for_code): Likewise.
9792 (vect_recog_mult_pattern): Use above functions to synthesize vector
9793 multiplication by integer constants.
9795 2016-07-14 Alan Modra <amodra@gmail.com>
9797 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
9798 gpr alternatives. Correct '*' placement on Y,r alternative.
9799 Add '*' on operand 1 of r,r alternative.
9801 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9803 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
9804 * expmed.h: ... Here.
9806 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9808 * gimple.h (stmt_can_terminate_bb_p): New function.
9809 * tree-cfg.c (need_fake_edge_p): Rename to ...
9810 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9811 throw external; handle const and pure calls.
9812 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9814 2016-07-14 Richard Biener <rguenther@suse.de>
9816 PR tree-optimization/71866
9817 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9818 (do_hoist_insertion): Avoid endless recursion when we
9819 didn't insert anything because we managed to simplify
9820 things down to a constant or SSA name.
9821 (fully_constant_expression): Re-write in terms of ...
9822 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9823 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9824 vn_nary_build_or_lookup_1.
9825 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9826 (vn_nary_build_or_lookup): ... this which now wraps it.
9828 2016-07-14 Alan Modra <amodra@gmail.com>
9831 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9832 with p9_vector override before power9-dform override.
9834 2016-07-13 Andi Kleen <ak@linux.intel.com>
9836 * value-prof.c (gimple_value_profile_transformations): Don't run
9837 when auto_profile is on.
9839 2016-07-13 Andi Kleen <ak@linux.intel.com>
9841 * auto-profile.c (update_inlined_ind_target,
9842 afdo_indirect_call): Print information to dump file.
9844 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9846 * genrecog.c (special_predicate_operand_p): New function.
9847 (predicate_name): Move function.
9848 (validate_pattern): Don't warn about missing mode for all
9849 define_special_predicate predicates.
9851 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9853 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9854 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9855 resolve alias checks which are known at compilation time.
9856 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9857 alias checks are resolved. Move dump info for too many runtime
9858 alias checks to here...
9859 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9861 2016-07-13 Richard Biener <rguenther@suse.de>
9863 PR tree-optimization/24574
9864 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9865 position and add shift, rotate, divison and modulo support
9867 (value_replacement): Pass in argument position to absorbing_element_p.
9869 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9872 * ipa-inline-transform.c (inline_call): Support
9873 instrumented thunks.
9875 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9877 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9878 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9880 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9881 Baseline. Make initial alternative TARGET_32BIT only.
9882 (udivsi3): Likewise.
9883 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9884 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9887 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9889 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9890 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9891 availability with TARGET_HAVE_MOVT.
9892 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9893 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9894 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9896 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9897 extra instruction if MOVW is available. Use a cost variable
9898 incremented by COSTS_N_INSNS (1) when the condition match rather than
9899 returning an arithmetic expression based on COSTS_N_INSNS. Make
9900 constant with bottom half word zero cost 2 instruction if MOVW is
9902 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9903 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9904 target is ARMv8-M Baseline.
9905 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9906 (arm_movtas_ze): Likewise.
9907 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9908 alternative for constants satisfying j constraint.
9909 (thumb1_movsi_insn): Likewise.
9910 (movsi splitter for K alternative): Tighten condition to not trigger
9911 if movt is available and j constraint is satisfied.
9912 (Pe immediate splitter): Likewise.
9913 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9914 constant fitting in an halfword to use MOVW.
9915 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9918 2016-07-13 Richard Biener <rguenther@suse.de>
9921 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9922 gimplifying the LHS. Make sure to gimplify a returning twice
9923 call LHS without using SSA names.
9925 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9927 * tree-data-ref.c (find_data_references_in_stmt): Remove
9928 unnecessary call to vec::release.
9929 (graphite_find_data_references_in_stmt): Likewise.
9930 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9931 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9933 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9935 * cfgexpand.c (expand_used_vars): Make the type of a local
9937 * genmatch.c (lower_for): Likewise.
9938 * haifa-sched.c (haifa_sched_init): Likewise.
9939 (add_to_speculative_block): Likewise.
9940 (create_check_block_twin): Likewise.
9941 * predict.c (handle_missing_profiles): Likewise.
9942 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9943 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9944 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9946 (maybe_lower_iteration_bound): Likewise.
9947 * tree-ssa-sccvn.c (DFS): Likewise.
9948 * tree-stdarg.c (reachable_at_most_once): Likewise.
9949 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9950 (vectorizable_store): Likewise.
9952 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9954 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9955 (sccvn_dom_walker): make cond_stack an auto_vec.
9957 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9959 * ree.c (struct ext_state): Make type of members auto_vec.
9960 (find_and_remove_re): Adjust.
9962 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9964 * cfgexpand.c (struct stack_vars_data): Make type of fields
9966 (expand_used_vars): Adjust.
9968 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9970 * ipa.c (record_cdtor_fn): Adjust.
9971 (build_cdtor_fns): Likewise.
9972 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9975 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9977 * genextract.c (struct accum_extract): Add constructor and make
9981 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9983 * tree.c (struct free_lang_data_d): Add constructor and change
9984 types of members to ones that automatically manage resources.
9985 (fld_worklist_push): Adjust.
9986 (find_decls_types): Likewise.
9987 (find_decls_types_in_eh_region): Likewise.
9988 (free_lang_data_in_cgraph): Stop manually creating and
9989 destroying members of free_lang_data_d.
9991 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9993 PR rtl-optimization/68961
9994 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9995 peephole variant. Use sse_reg_operand predicates.
9997 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9999 * config/i386/predicates.md (x86_64_immediate_operand)
10000 <case CONST_INT>: Remove unneeded truncation to DImode.
10001 <case CONST>: Ditto.
10002 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10004 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10007 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
10008 The xxperm and xxpermr instructions require that the 2nd input
10009 operand overlap with the output operand, and not the 1st.
10010 (altivec_vperm_v8hiv16qi): Likewise.
10011 (altivec_vperm_<mode>_uns_internal): Likewise.
10012 (altivec_vpermr_<mode>_internal): Likewise.
10013 (vperm_v8hiv4si): Likewise.
10014 (vperm_v16qiv8hi): Likewise.
10016 2016-07-12 Nathan Sidwell <nathan@acm.org>
10018 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
10019 when -mno-pic-data-is-text-relative is in effect, by default.
10020 * doc/invoke.texi (mpic-data-is-text-relative): Document new
10021 behavior and clarify.
10023 2016-07-12 Martin Liska <mliska@suse.cz>
10025 * params.def: Add avg-loop niter.
10026 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
10027 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
10028 * doc/invoke.texi: Document the new parameter.
10030 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10032 PR middle-end/71700
10033 * expr.c (store_constructor): Mask sign-extended bits when widening
10034 sub-word constructor element at the start of a word.
10036 2016-07-12 Martin Liska <mliska@suse.cz>
10038 * Makefile.in: Append rule for params-options.h.
10039 * params-options.h: New file.
10041 2016-07-12 Martin Liska <mliska@suse.cz>
10043 * ira-build.c (mark_loops_for_removal): Properly iterate
10046 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
10047 Richard Biener <rguenther@suse.de>
10049 PR tree-optimization/23286
10050 PR tree-optimization/70159
10051 * doc/invoke.texi: Document -fcode-hoisting.
10052 * common.opt (fcode-hoisting): New flag.
10053 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
10054 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
10055 (do_regular_insertion): Rename to ...
10056 (do_pre_regular_insertion): ... this and amend general comments
10057 on insertion strathegy.
10058 (do_partial_partial_insertion): Rename to ...
10059 (do_pre_partial_partial_insertion): ... this.
10060 (do_hoist_insertion): New function.
10061 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
10062 and call do_hoist_insertion properly.
10064 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
10065 (pass_pre::execute): Register hoist_insert stats.
10067 2016-07-12 Jakub Jelinek <jakub@redhat.com>
10069 PR middle-end/71716
10070 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
10071 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
10072 is different from mode's bitsize. Small cleanup.
10074 2016-07-12 Richard Biener <rguenther@suse.de>
10076 PR rtl-optimization/68961
10077 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
10078 to simplify to a non-constant.
10080 2016-07-11 Jakub Jelinek <jakub@redhat.com>
10082 PR middle-end/71758
10083 * omp-low.c (expand_omp_target): Gimplify device.
10085 PR tree-optimization/71823
10086 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
10087 to get vec_oprnds2 from op2.
10089 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
10091 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
10092 Hoist common subexpressions.
10093 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10095 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
10098 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
10099 prevent generation of 'stxsiwx' on pre Power8 hardware.
10101 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10103 * input.c: Include cpplib.h.
10104 (selftest::temp_source_file): New class.
10105 (selftest::temp_source_file::temp_source_file): New ctor.
10106 (selftest::temp_source_file::~temp_source_file): New dtor.
10107 (selftest::should_have_column_data_p): New function.
10108 (selftest::test_should_have_column_data_p): New function.
10109 (selftest::temp_line_table): New class.
10110 (selftest::temp_line_table::temp_line_table): New ctor.
10111 (selftest::temp_line_table::~temp_line_table): New dtor.
10112 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
10113 it to create a temp_line_table.
10114 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
10115 locations that are known to have column data.
10116 (selftest::line_table_case): New struct.
10117 (selftest::test_reading_source_line): Move tempfile handling
10118 to class temp_source_file.
10119 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
10120 (selftest::assert_token_loc_eq): New function.
10121 (ASSERT_TOKEN_LOC_EQ): New macro.
10122 (selftest::test_lexer): New function.
10123 (selftest::boundary_locations): New array.
10124 (selftest::input_c_tests): Call test_should_have_column_data_p.
10125 Loop over a test matrix of interesting values of location and
10126 default_range_bits, calling test_lexer on each case in the matrix.
10127 Move call to test_accessing_ordinary_linemaps into the matrix.
10128 * selftest.h (ASSERT_EQ): Reimplement in terms of...
10129 (ASSERT_EQ_AT): New macro.
10131 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
10134 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10135 Don't convert TImode in debug insn.
10137 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10139 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
10140 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
10141 (tree_type_common::lang_flag_7): New.
10142 (tree_type_common::spare): Reduce size.
10143 * tree.h (TYPE_ALIGN_OK): Remove.
10144 (TYPE_LANG_FLAG_7): New.
10145 (get_inner_reference): Adjust header.
10146 * print-tree.c (print_node): Adjust.
10147 * expr.c (get_inner_reference): Remove parameter keep_aligning.
10148 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
10149 calls to get_inner_reference.
10150 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
10151 handling of TYPE_ALIGN_OK.
10152 * builtins.c (get_object_alignment_2): Adjust call to
10153 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
10154 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
10156 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
10157 * cfgexpand.c (expand_debug_expr): Likewise.
10158 * dbxout.c (dbxout_expand_expr): Likewise.
10159 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
10160 loc_list_from_tree, fortran_common): Likewise.
10161 * fold-const.c (optimize_bit_field_compare,
10162 decode_field_reference, fold_unary_loc, fold_comparison,
10163 split_address_to_core_and_offset): Likewise.
10164 * gimple-laddress.c (execute): Likewise.
10165 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
10166 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
10167 * hsa-gen.c (gen_hsa_addr): Likewise.
10168 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
10169 * tsan.c (instrument_expr): Likewise.
10170 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
10171 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
10172 * tree-affine.c (tree_to_aff_combination,
10173 get_inner_reference_aff): Adjust calls to get_inner_reference.
10174 * tree-data-ref.c (split_constant_offset_1,
10175 dr_analyze_innermost): Likewise.
10176 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
10177 * tree-sra.c (ipa_sra_check_caller): Likewise.
10178 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
10179 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
10180 bswap_replace): Likewise.
10181 * tree-vect-data-refs.c (vect_check_gather,
10182 vect_analyze_data_refs): Likewise.
10183 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
10184 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
10187 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10189 * Makefile.in (selftest-valgrind): New phony target.
10190 * function-tests.c (selftest::build_cfg): Delete pass instances
10191 created by the test.
10192 (selftest::convert_to_ssa): Likewise.
10193 (selftest::test_expansion_to_rtl): Likewise.
10194 * tree-cfg.c (selftest::test_linear_chain): Release dominator
10196 (selftest::test_diamond): Likewise.
10198 2016-07-11 Richard Biener <rguenther@suse.de>
10200 PR tree-optimization/71816
10201 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
10202 than replacing all of its operands.
10204 2016-07-11 Alan Modra <amodra@gmail.com>
10206 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
10207 (ctr<mode>): Add unspec.
10208 (ctr<mode>_internal*): Likewise.
10210 2016-07-08 James Bowman <james.bowman@ftdichip.com>
10212 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
10213 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
10215 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
10217 PR rtl-optimization/71621
10218 * lra-constraints.c (process_alt_operands): Check combination of
10219 reg class and mode.
10221 2016-07-08 Jason Merrill <jason@redhat.com>
10222 Richard Biener <rguenther@suse.de>
10224 P0145: Refining Expression Order for C++.
10225 * gimplify.c (initial_rhs_predicate_for): New.
10226 (gimplfy_modify_expr): Gimplify RHS before LHS.
10228 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10231 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10232 Allow standard error handling to take over when a wrong number
10233 of arguments is presented to __builtin_vec_ld () or
10234 __builtin_vec_st ().
10236 2016-07-08 Jiong Wang <jiong.wang@arm.com>
10238 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
10243 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
10244 __builtin_aarch64_fmaxv2sf.
10245 (vmaxnmq_f32): Likewise.
10246 (vmaxnmq_f64): Likewise.
10247 (vminnm_f32): Likewise.
10248 (vminnmq_f32): Likewise.
10249 (vminnmq_f64): Likewise.
10251 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
10254 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
10255 enable -mfloat128-hardware by default.
10256 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
10257 that IEEE 128-bit hardware support needs.
10258 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
10259 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
10260 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
10261 floating point requires.
10262 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10263 -mfloat128 and -mfloat128-hardware changes.
10265 2016-07-08 Alan Hayward <alan.hayward@arm.com>
10267 PR tree-optimization/71667
10268 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
10270 2016-07-08 Martin Liska <mliska@suse.cz>
10272 PR middle-end/71606
10273 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
10274 folding produces SAVE_EXPRs, thus return false for the type.
10276 2016-07-07 Martin Liska <mliska@suse.cz>
10278 * file-find.c (remove_prefix): New function.
10279 * file-find.h (remove_prefix): Declare the function.
10280 * gcc-ar.c (main): Skip a folder of the wrapper if
10281 a wrapped binary would point to the same file.
10283 2016-07-07 Jan Hubicka <jh@suse.cz>
10285 * tree-scalar-evolution.c (iv_can_overflow_p): export.
10286 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
10287 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
10289 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
10292 * ipa-inline-analysis.c (compute_inline_parameters): Set
10293 local.can_change_signature to false for intrumentation
10296 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10298 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
10299 with TARGET_HAVE_MOVT.
10300 (TARGET_HAVE_MOVT): Define.
10301 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
10302 availability with TARGET_HAVE_MOVT.
10303 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
10305 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
10307 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
10308 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
10309 * config/arm/constraints.md (define_constraint "j"): Use
10310 TARGET_HAVE_MOVT to check MOVT availability.
10312 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10314 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
10316 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10318 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
10319 (armv8-m.main): Likewise.
10320 (armv8-m.main+dsp): Likewise.
10321 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
10322 (FL_FOR_ARCH8M_MAIN): Likewise.
10323 * config/arm/arm-tables.opt: Regenerate.
10324 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
10325 armv8-m.main+dsp to BE8_LINK_SPEC.
10326 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
10327 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
10328 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
10329 Baseline and Mainline.
10330 (arm_option_override_internal): Also disable arm_restrict_it when
10331 !arm_arch_notm. Update comment for -munaligned-access to also cover
10333 (arm_file_start): Increase buffer size for printing architecture name.
10334 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
10335 and armv8-m.main+dsp.
10336 (mno-unaligned-access): Clarify that this is disabled by default for
10337 ARMv8-M Baseline architectures as well.
10339 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10341 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
10342 decide whether to prevent some libgcc routines being included for some
10343 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
10344 link between this condition and the one in
10345 libgcc/config/arm/lib1func.S.
10347 2016-07-07 Richard Biener <rguenther@suse.de>
10349 * tree-ssa-pre.c: Include alias.h.
10350 (compute_avail): If we have multiple VN_REFERENCEs with the
10351 same hashtable entry adjust that to make it a valid replacement
10352 for all of them with respect to alignment and aliasing
10353 when doing insertion.
10354 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
10355 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
10357 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
10361 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10362 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
10365 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10367 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
10368 (adjust_mems): Adjust.
10369 (adjust_insn): Likewise.
10370 (prepare_call_arguments): Likewise.
10372 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10374 * gcse.c (struct ls_expr): Make stores field a vector.
10375 (ldst_entry): Adjust.
10376 (free_ldst_entry): Likewise.
10377 (print_ldst_list): Likewise.
10378 (compute_ld_motion_mems): Likewise.
10379 (update_ld_motion_stores): Likewise.
10381 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10383 * gcse.c (struct ls_expr): Remove loads field.
10384 (ldst_entry): Adjust.
10385 (free_ldst_entry): Likewise.
10386 (print_ldst_list): Likewise.
10387 (compute_ld_motion_mems): Likewise.
10389 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10391 * store-motion.c (struct st_expr): Make antic_stores a vector.
10392 (st_expr_entry): Adjust.
10393 (free_st_expr_entry): Likewise.
10394 (print_store_motion_mems): Likewise.
10395 (find_moveable_store): Likewise.
10396 (compute_store_table): Likewise.
10397 (remove_reachable_equiv_notes): Likewise.
10398 (replace_store_insn): Likewise.
10399 (build_store_vectors): Likewise.
10401 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10403 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
10404 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
10406 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
10408 PR tree-optimization/71518
10409 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
10410 misalign also for outer loops with negative step.
10412 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
10414 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
10415 (cortex_a53_shift): Add mov_shift.
10416 (cortex_a53_shift_reg): Add new reservation for register shifts.
10417 (cortex_a53_alu): Remove bfm.
10418 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
10419 (cortex_a53_alu_extr): Add new reservation for EXTR.
10420 (bypasses): Improve bypass modelling.
10422 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10425 * config/avr/avr.c (avr_asm_select_section): Strip off
10426 SECTION_DECLARED from flags when calling get_section.
10428 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10430 * tree-vectorizer.h (vect_memory_access_type): Add
10431 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
10432 * tree-vect-stmts.c (compare_step_with_zero): New function.
10433 (perm_mask_for_reverse): Move further up file.
10434 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
10436 (get_negative_load_store_type): New function.
10437 (get_load_store_type): Call it. Add an ncopies argument.
10438 (vectorizable_mask_load_store): Update call accordingly and
10439 remove tests for negative steps.
10440 (vectorizable_store, vectorizable_load): Likewise. Handle new
10441 memory_access_types.
10443 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10445 * tree-vectorizer.h (vect_memory_access_type): New enum.
10446 (_stmt_vec_info): Add a memory_access_type field.
10447 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
10448 (vect_model_store_cost): Take an access type instead of a boolean.
10449 (vect_model_load_cost): Likewise.
10450 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
10451 vect_model_store_cost and vect_model_load_cost.
10452 * tree-vect-stmts.c (vec_load_store_type): New enum.
10453 (vect_model_store_cost): Take an access type instead of a
10454 store_lanes_p boolean. Simplify tests.
10455 (vect_model_load_cost): Likewise, but for load_lanes_p.
10456 (get_group_load_store_type, get_load_store_type): New functions.
10457 (vectorizable_store): Use get_load_store_type. Record the access
10458 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
10459 (vectorizable_load): Likewise.
10460 (vectorizable_mask_load_store): Likewise. Replace is_store
10461 variable with vls_type.
10463 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10465 * tree-vectorizer.h (vect_grouped_load_supported): Add a
10466 single_element_p parameter.
10467 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
10468 Check the PR65518 case here rather than in vectorizable_load.
10469 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
10470 * tree-vect-stmts.c (vectorizable_load): Likewise.
10472 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10474 * tree-vectorizer.h (gather_scatter_info): New structure.
10475 (vect_check_gather_scatter): Return a bool rather than a decl.
10476 Replace return-by-pointer arguments with a single
10477 gather_scatter_info *.
10478 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
10479 (vect_analyze_data_refs): Update call accordingly.
10480 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
10481 (vectorizable_mask_load_store): Likewise. Also record the
10482 offset dt and vectype in the gather_scatter_info.
10483 (vectorizable_store): Likewise.
10484 (vectorizable_load): Likewise.
10486 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10488 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
10489 strided groups, use the cost of N scalar accesses instead
10490 of ncopies vector accesses.
10491 (vect_model_load_cost): Likewise.
10493 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10495 * tree-vect-stmts.c (vect_cost_group_size): Delete.
10496 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
10497 variable to indicate when once-per-group costs are being used.
10498 (vect_model_load_cost): Likewise. Fix comment and misindented code.
10500 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10502 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
10503 peeling-for-gaps condition.
10505 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10507 * config/s390/s390.c (s390_expand_vec_init): Force initializer
10508 element to register if it doesn't match general_operand.
10510 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
10511 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10513 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
10515 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
10516 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
10517 (SIGNBIT): New mode iterator.
10518 (Fsignbit): New mode attribute.
10519 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
10520 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
10521 when direct moves are available.
10522 (signbit<mode>2_dm): New define_insn_and_split).
10523 (signbit<mode>2_dm2): New define_insn.
10525 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10527 PR rtl-optimization/71594
10528 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
10529 into subregs of appropriate mode before trying to emit a conditional
10532 2016-07-05 Jan Hubicka <jh@suse.cz>
10534 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
10535 (simple_iv): Use it.
10537 2016-07-05 Jan Hubicka <jh@suse.cz>
10539 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10541 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10543 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10546 2016-07-05 Jan Hubicka <jh@suse.cz>
10548 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10551 2016-07-05 Richard Biener <rguenther@suse.de>
10553 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10554 Handle empty else block.
10555 (is_feasible_trace): Likewise.
10556 (split_paths): Likewise.
10558 2016-07-05 Richard Biener <rguenther@suse.de>
10560 * tree-loop-distribution.c (distribute_loop): Fix issue with
10561 the cost model loop.
10563 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10565 * config/arm/neon-testgen.ml: Delete.
10566 * config/arm/neon.ml: Delete.
10568 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10571 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10572 directly using TREE_PURPOSE.
10574 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10576 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10577 * config/aarch64/aarch64_neon.h: Likewise.
10578 * config/aarch64/arm_neon.h: Likewise.
10579 * config/aarch64/atomics.md: Likewise.
10580 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10581 * doc/invoke.texi: Likewise.
10583 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10585 * config/s390/s390.md: Add "z13" cpu_facility.
10586 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10587 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10588 condition" type instructions.
10590 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10591 Jeff Law <law@redhat.com>
10593 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10594 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10596 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10598 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10599 permutation for TARGET_AVX512F.
10600 (ix86_expand_vec_one_operand_perm_avx512): New function.
10601 (expand_vec_perm_1): Invoke introduced function.
10602 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10603 it may be not valid after vectorization.
10605 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10608 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10609 typo in comment. Only force to memory if it is a weak
10610 external reference.
10612 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10613 Jiong Wang <jiong.wang@arm.com>
10615 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10616 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10617 (AARCH64_FL_F16): New.
10618 (AARCH64_FL_FOR_ARCH8_2): New.
10619 (AARCH64_ISA_8_2): New.
10620 (AARCH64_ISA_F16): New.
10621 (TARGET_FP_F16INST): New.
10622 (TARGET_SIMD_F16INST): New.
10623 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10624 ("fp"): Disabling "fp" also disables "fp16".
10625 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10626 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10627 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10628 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10630 2016-07-04 Jan Beulich <jbeulich@suse.com>
10632 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10634 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10637 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10638 the insns, use an insn form that does not adjust the offset on
10639 little endian systems.
10641 2016-07-01 Jan Beulich <jbeulich@suse.com>
10643 * varasm.c (get_variable_section): Validate initializer in
10644 named .bss-like sections.
10646 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10648 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10649 Exchange the order of the second and third operands in the vpermr
10650 instruction tmeplate.
10652 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10655 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10656 Disallow TDmode values.
10658 2016-07-01 Alan Modra <amodra@gmail.com>
10660 PR rtl-optimization/71709
10661 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10662 being set, not referenced.
10664 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10666 PR tree-optimization/70729
10667 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10668 of loop since it can be not valid after transformation.
10670 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10672 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10673 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10675 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10677 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10680 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10683 * config/rs6000/constraints.md (wY constraint): New constraint to
10684 match the requirements for the LXSD and STXSD instructions.
10685 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10686 predicate to match the requirements for the LXSD and STXSD
10688 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10689 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10690 to make sure that the bottom 2 bits of offset are 0, the address
10691 form is offsettable, and no updating is done in the address mode.
10692 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10693 (movdi_internal32): Likewise
10694 (movdi_internal64): Likewise.
10696 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10698 PR tree-optimization/71707
10699 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10700 strinfo even for ADDR_EXPR ptr.
10702 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10704 * config/rs6000/altivec.md (darn_32): Change the condition to
10705 TARGET_P9_MISC instead of TARGET_MODULO.
10706 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10707 condition expression.
10708 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10709 condition expression.
10710 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10711 (DFP_TEST): New code iterator.
10712 (dfptstsfi_<code>_mode>): New define_expand.
10713 (*dfp_sgnfcnc_<mode>): New define_insn.
10714 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
10715 definition next to BU_P9_MISC_1 definition and change the MASK
10716 value to RS6000_BTM_P9_MISC.
10717 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
10718 (BU_P9_64BIT_MISC_0): Likewise.
10719 (BU_P9_DFP_MISC_0): New macro definition.
10720 (BU_P9_DFP_MISC_1): New macro definition.
10721 (BU_P9_DFP_MISC_2): New macro definition.
10722 (BU_P9_DFP_OVERLOAD_1): New macro definition.
10723 (BU_P9_DFP_OVERLOAD_2): New macro definition.
10724 (BU_P9_DFP_OVERLOAD_3): New macro definition.
10725 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
10726 (TSTSFI_LT_TD): Likewise.
10727 (TSTSFI_EQ_DD): Likewise.
10728 (TSTSFI_EQ_TD): Likewise.
10729 (TSTSFI_GT_DD): Likewise.
10730 (TSTSFI_GT_TD): Likewise.
10731 (TSTSFI_OV_DD): Likewise.
10732 (TSTSFI_OV_TD): Likewise.
10733 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
10734 (TSTSFI_LT_DD): Likewise.
10735 (TSTSFI_LT_TD): Likewise.
10736 (TSTSFI_EQ): Likewise.
10737 (TSTSFI_EQ_DD): Likewise.
10738 (TSTSFI_EQ_TD): Likewise.
10739 (TSTSFI_GT): Likewise.
10740 (TSTSFI_GT_DD): Likewise.
10741 (TSTSFI_GT_TD): Likewise.
10742 (TSTSFI_OV): Likewise.
10743 (TSTSFI_OV_DD): Likewise.
10744 (TSTSFI_OV_TD): Likewise.
10745 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10746 overloaded test significance functions.
10747 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10748 OPTION_MASK_P9_MISC into the representation of this mask.
10749 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
10751 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
10752 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
10754 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
10755 argument is a 6-bit unsigned literal value if the icode argument
10756 represents a DFP test significance built-in call.
10757 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
10758 flag used independently and in combination with the
10759 RS6000_BTM_64BIT flag.
10760 (rs6000_opt_masks): Add entry for power9-misc command-line option.
10761 (rs6000_builtin_mask_names): Add entry for power9-misc
10762 command-line option.
10763 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
10764 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
10765 RS6000_BTM_P9_MISC macros.
10766 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
10767 option and change the description of the -mpower9-vector option to
10768 enable only vector instructions, removing its erroneously claimed
10769 support for scalar instructions.
10770 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10771 the ISA 3.0 digital floating point test significance built-in
10774 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
10776 * config/aarch64/aarch64.c (cortexa35_tunings):
10777 Enable AES fusion. Use cortexa57_branch_cost.
10778 (cortexa53_tunings): Use cortexa57_branch_cost.
10779 (cortexa72_tunings): Use cortexa57_branch_cost.
10780 Use AUTOPREFETCHER_WEAK.
10781 (cortexa73_tunings): Use cortexa57_branch_cost.
10783 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10784 James Greenhalgh <james.greenhalgh@arm.com>
10786 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
10787 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
10788 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
10789 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
10790 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
10791 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
10792 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
10793 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
10794 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
10795 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
10796 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
10797 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
10798 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
10801 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
10802 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10804 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10806 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10808 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10811 * gcc.c (driver::build_option_suggestions): Pass "option" to
10812 add_misspelling_candidates.
10813 * opts-common.c (add_misspelling_candidates): Add "option" param;
10814 use it to avoid adding negated forms for options marked with
10816 * opts.h (add_misspelling_candidates): Add "option" param.
10818 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10820 PR middle-end/71693
10821 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10822 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10823 first when permuting bitwise operation with rotate. Cast
10824 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10826 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10828 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10829 for misspelled param names.
10830 * params.c: Include spellcheck.h.
10831 (find_param_fuzzy): New function.
10832 * params.h (find_param_fuzzy): New prototype.
10833 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10834 * spellcheck.h (struct edit_distance_traits<const char *>):
10837 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10839 * config/rs6000/predicates.md (const_0_to_7_operand): New
10840 predicate, recognize 0..7.
10841 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10842 support for doing extracts from V16QImode, V8HImode, V4SImode
10844 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10845 vector extract support.
10846 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10847 for ISA 3.0 vector extract.
10848 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10849 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10850 extracts of a constant element number from small integer vectors
10851 on 64-bit ISA 3.0 systems.
10852 (vsx_extract_<mode>_di): Likewise.
10853 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10854 say when we can do ISA 3.0 vector extracts.
10855 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10856 registers, using the stxsiwx instruction.
10858 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10860 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10861 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10862 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10863 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10864 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10865 * config/arm/arm.c (arm_qdf24xx_tune): New.
10867 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10869 * config/aarch64/aarch64.c (cortexa53_tunings):
10870 Increase loop alignment to 8. Set function alignment to 16.
10871 (cortexa35_tunings): Likewise.
10872 (cortexa57_tunings): Increase loop alignment to 8.
10873 (cortexa72_tunings): Likewise.
10874 (cortexa73_tunings): Likewise.
10876 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10878 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10879 for arm_fp16_ok and arm_fp16_hw.
10880 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10881 arm_fp16_alternative.
10883 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10885 PR tree-optimization/71655
10886 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10887 types when swapping operands.
10889 2016-06-29 Martin Liska <mliska@suse.cz>
10891 PR middle-end/71585
10892 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10893 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10894 of build_optimization_node.
10896 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10898 PR tree-optimization/70729
10899 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10900 independent in loops having positive safelen value.
10901 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10902 it may be not valid after vectorization.
10904 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10906 PR tree-optimization/71625
10907 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10908 is sorted by ascending list->offset. If PTR is non-NULL and there is
10909 previous strinfo, call get_stridx_plus_constant.
10910 (get_stridx): Pass exp as second argument to get_addr_stridx.
10911 (addr_stridxptr): Add missing list = list->next, so that there can be
10912 more than one entries in the list. Bump limit from 16 to 32. Ensure
10913 the list is sorted by ascending list->offset.
10914 (get_stridx_plus_constant): Adjust so that it can be also called with
10915 ADDR_EXPR instead of SSA_NAME as PTR.
10916 (handle_char_store): Pass NULL_TREE as second argument to
10919 2016-06-29 Richard Biener <rguenther@suse.de>
10921 PR rtl-optimization/68961
10922 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10924 2016-06-29 Richard Biener <rguenther@suse.de>
10926 PR middle-end/71002
10927 * alias.c (component_uses_parent_alias_set_from): Handle
10928 type punning through union accesses by using the union alias set.
10929 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10931 2016-07-29 Richard Biener <rguenther@suse.de>
10933 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10934 precision not matching mode precision.
10936 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10938 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10939 pa_output_arg_descriptor.
10940 (call_val_symref_64bit_post_reload): Likewise.
10941 (call_val_powf_64bit_post_reload): Likewise.
10942 (sibcall_internal_symref_64bit): Likewise.
10943 (sibcall_value_internal_symref_64bit): Likewise.
10945 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10947 PR middle-end/71626
10948 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10949 a constant, force its SUBREG_REG into memory or register instead
10952 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10955 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10956 * doc/invoke.texi (AVR Options): Document it.
10958 2016-06-28 Walter Lee <walt@tilera.com>
10960 * config/tilegx/linux.h: Do not include arch/icache.h
10961 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10962 * config/tilepro/linux.h: Do not include arch/icache.h
10963 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10965 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10967 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10968 for big-endian BIT_FIELD_REF.
10970 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10972 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10973 ('size' attribute): Add '128'.
10975 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10976 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10977 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10978 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10979 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10980 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10981 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10982 *trunc<mode>df2_odd): Set size attribute to '128'.
10983 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10984 * config/rs6000/power6.md (power6-fp): Include dfp type.
10985 * config/rs6000/power7.md (power7-fp): Likewise.
10986 * config/rs6000/power8.md (power8-fp): Likewise.
10987 * config/rs6000/power9.md: New file.
10988 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10989 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10990 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10992 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10993 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10994 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10995 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10996 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10997 dfp_dscri_<mode>): Change type attribute to dfp.
10998 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10999 attribute to vecsimple.
11000 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
11001 and prefetch streams.
11002 (rs6000_option_override_internal): Remove temporary code setting
11003 tuning to power8. Don't set rs6000_sched_groups for power9.
11004 (last_scheduled_insn): Change to rtx_insn *.
11005 (divide_cnt, vec_load_pendulum): New variables.
11006 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
11007 (rs6000_issue_rate): Set issue rate for Power9.
11008 (is_power9_pairable_vec_type): New.
11009 (power9_sched_reorder2): New.
11010 (rs6000_sched_reorder2): Call new function for Power9 specific
11012 (insn_must_be_first_in_group): Remove Power9.
11013 (insn_must_be_last_in_group): Likewise.
11014 (force_new_group): Likewise.
11015 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
11016 Initialize divide_cnt/vec_load_pendulum.
11017 (_rs6000_sched_context, rs6000_init_sched_context,
11018 rs6000_set_sched_context): Handle context save/restore of new
11021 2016-06-28 Richard Biener <rguenther@suse.de>
11023 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
11024 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
11025 COMPONENT_REF operand.
11026 (nonoverlapping_component_refs_p): Likewise.
11027 * stor-layout.c (start_bitfield_representative): Mark
11028 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
11030 2016-06-28 Jakub Jelinek <jakub@redhat.com>
11032 * Makefile.in: Don't cat ../stage_current if it does not exist.
11034 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
11035 last argument is a bit-field.
11037 PR rtl-optimization/71673
11038 * internal-fn.c (expand_arith_overflow_result_store): Use
11039 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
11040 expand_simple_binop.
11042 PR middle-end/66867
11043 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
11044 expand_ifn_atomic_compare_exchange): New functions.
11045 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
11046 * tree.h (build_call_expr_internal_loc): Rename to ...
11047 (build_call_expr_internal_loc_array): ... this. Fix up type of
11049 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
11050 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
11051 ATOMIC_COMPARE_EXCHANGE result.
11052 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
11053 * gimple-fold.h (optimize_atomic_compare_exchange_p,
11054 fold_builtin_atomic_compare_exchange): New prototypes.
11055 * gimple-fold.c (optimize_atomic_compare_exchange_p,
11056 fold_builtin_atomic_compare_exchange): New functions..
11057 * tree-ssa.c (execute_update_addresses_taken): If
11058 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
11059 of call when finding addressable vars, and if such var becomes
11060 non-addressable, call fold_builtin_atomic_compare_exchange.
11062 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
11065 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
11066 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
11068 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
11070 * config/rs6000/rs6000.md ('type' attribute): Add
11071 veclogical,veccmpfx,vecexts,vecmove insn types.
11072 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
11073 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
11074 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
11075 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
11076 *nabs<mode>2_hw): Change type to vecmove.
11077 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
11078 *boolcc<mode>3_internal, *eqv<mode>3_internal,
11079 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
11080 *ieee_128bit_vsx_abs<mode>2_internal,
11081 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
11082 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
11083 *ieee128_mtvsrd_32bit): Change type to veclogical.
11084 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
11085 *movdi_internal32, *movdi_internal64): Update insn types.
11086 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
11087 vsx_extract_<mode>): Change type to veclogical.
11088 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
11089 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
11090 *vsx_sign_extend_si_v2di): Change type to vecexts.
11091 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
11092 type to veclogical.
11093 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
11094 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
11095 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
11096 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
11097 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11098 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
11099 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
11100 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
11101 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
11102 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
11103 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
11104 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
11105 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
11106 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
11107 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
11108 (ppc7450-vecsimple): Add veclogical, vecmove.
11109 (ppc7450-veccmp): Add veccmpfx.
11110 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
11112 (ppc8540_vector_compare): Add veccmpfx.
11113 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
11114 * config/rs6000/cell.md (cell-fp): Add fpsimple.
11115 (cell-vecsimple): Add veclogical, vecmove.
11116 (cell-veccmp): Add veccmpfx.
11117 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
11118 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
11120 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
11121 * config/rs6000/power4.md (power4-fp): Add fpsimple.
11122 (power4-vecsimple): Add veclogical, vecmove.
11123 (power4-veccmp): Add veccmpfx.
11124 * config/rs6000/power5.md (power5-fp): Add fpsimple.
11125 * config/rs6000/power6.md (power6-fp): Add fpsimple.
11126 (power6-vecsimple): Add veclogical, vecmove.
11127 (power6-veccmp): Add veccmpfx.
11128 * config/rs6000/power7.md (power7-fp): Add fpsimple.
11129 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
11130 * config/rs6000/power8.md (power8-fp): Add fpsimple.
11131 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
11132 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
11133 * config/rs6000/titan.md (titan_fp): Add fpsimple.
11134 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
11136 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
11138 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
11141 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11142 OPTION_MASK_P9_DFORM_VECTOR.
11143 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
11144 disable -mpower9-dform-vector when using reload.
11145 (quad_address_p): Remove 'gpr_p' argument and all associated code.
11146 New 'strict' argument. Update all callers. Add strict addressing
11148 (rs6000_legitimate_offset_address_p): Remove call to
11149 virtual_stack_registers_memory_p.
11150 (rs6000_legitimize_reload_address): Add quad address support.
11151 (rs6000_legitimate_address_p): Move call to quad_address_p above
11152 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
11153 to account for new strict usage.
11154 (rs6000_output_move_128bit): Adjust quad_address_p args to account
11155 for new strict usage.
11156 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
11158 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
11165 * config/i386/i386.c (ix86_spill_class): Disable condition to
11166 always return NO_REGS.
11168 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
11170 * predict.c: Include gimple-pretty-print.h
11171 (predicted_by_loop_heuristics_p): Check also
11172 PRED_LOOP_EXIT_WITH_RECURSION
11173 (predict_loops): Find self recursive calls and use special purpose
11174 predictors for them; dump log about decisions.
11175 (pass_profile::execute): Dump info about #of iterations.
11176 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
11177 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
11179 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
11181 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
11182 output_asm_insn calls and shorten long lines. Output .CALL
11183 argument descriptor using pa_output_arg_descriptor. Add various
11184 inline $$dyncall and other optimizations.
11185 (pa_attr_length_indirect_call): Adjust ordering and lengths.
11187 2016-06-25 Jakub Jelinek <jakub@redhat.com>
11189 PR tree-optimization/71643
11190 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
11193 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
11194 leak a bitmap if dep_bb is NULL.
11196 PR tree-optimization/71631
11197 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
11198 to rewrite_expr_tree even if negate_result, move new_lhs var
11199 declaration and initialization earlier, for powi_result set afterwards
11200 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
11201 if new_lhs != lhs, and don't shadow gsi var.
11203 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11205 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
11206 Add in_loop parameter.
11207 (predict_loops): Add loop guard heuristics.
11208 * predict.def (PRED_LOOP_GUARD): New heuristics.
11210 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11212 * predict.c: Include ipa-utils.h
11213 (tree_bb_level_prediction): Predict recursive calls.
11214 (tree_estimate_probability_bb): Skip inexpensive calls for call
11216 * predict.def (PRED_RECURSIVE_CALL): New.
11218 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11220 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
11221 (BU_FLOAT128_1): Likewise.
11223 (COPYSIGNQ): Likewise.
11224 (RS6000_BUILTIN_NANQ): Likewise.
11225 (RS6000_BUILTIN_NANSQ): Likewise.
11226 (RS6000_BUILTIN_INFQ): Likewise.
11227 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
11228 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
11229 (TARGET_FOLD_BUILTIN): New #define.
11230 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
11231 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
11232 (rs6000_fold_builtin): New target hook implementation, handling
11233 folding of 128-bit NaNs and infinities.
11234 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
11235 entries are filled in to avoid problems during bootstrap
11236 self-test; define builtins for 128-bit NaNs and infinities.
11237 (rs6000_opt_mask): Add entry for float128.
11238 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
11239 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
11240 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
11241 (const_str_type_node): New #define.
11242 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
11243 to a define_expand that dispatches to either copysign<mode>3_soft
11244 or copysign<mode>3_hard.
11245 (copysign<mode>3_hard): Rename from copysign<mode>3.
11246 (copysign<mode>3_soft): New define_insn.
11247 * doc/extend.texi: Document new builtins.
11249 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11251 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
11252 PRIu64 instead of lu.
11254 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
11257 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
11258 copy the type name.
11260 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11262 PR tree-optimization/71647
11263 * omp-low.c (lower_rec_input_clauses): Convert
11264 omp_clause_aligned_alignment (c) to size_type_node for the
11265 last argument of __builtin_assume_aligned.
11267 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
11269 * configure.ac (calling ___tls_get_addr via GOT): New
11270 assembler/linker check.
11271 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
11272 assembler and linker supports calling ___tls_get_addr via GOT.
11273 Otherise, defined to 0.
11274 * config.in: Regenerated.
11275 * configure: Likewise.
11276 * config/i386/constraints.md (Yb): New constraint.
11277 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
11278 (REG_CLASS_NAMES): Likewise.
11279 (REG_CLASS_CONTENTS): Likewise.
11280 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
11281 the b constraint with the Yb constraint. Call ___tls_get_addr
11282 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
11284 (*tls_local_dynamic_base_32_gnu): Likewise.
11285 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
11286 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
11287 (*tls_local_dynamic_base_64_<mode>): Likewise.
11289 2016-06-24 Martin Liska <mliska@suse.cz>
11291 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
11292 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
11294 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
11295 argument to true if the expected number of iterations is
11298 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
11300 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
11301 assemble for 32bit target.
11302 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
11303 and $ld_ix86_gld_32_opt to link for 32bit target.
11304 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
11305 * configure: Regenerate.
11307 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11309 * config/arm/arm.c (int_log2): Delete definition and prototype.
11310 (shift_op): Use exact_log2 instead of int_log2.
11311 (vfp3_const_double_for_fract_bits): Likewise.
11313 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11315 * internal-fn.c (expand_arith_set_overflow): New function.
11316 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
11318 (expand_arith_overflow_result_store): Likewise. Handle precision
11319 smaller than mode precision.
11320 * tree-vrp.c (extract_range_basic): For imag part, handle
11321 properly signed 1-bit precision result.
11322 * doc/extend.texi (__builtin_add_overflow): Document that last
11323 argument can't be pointer to enumerated or boolean type.
11324 (__builtin_add_overflow_p): Document that last argument can't
11325 have enumerated or boolean type.
11327 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11328 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11330 * config/rs6000/predicates.md (splat_input_operand): Rework.
11331 Don't allow constants, since the insns that use this predicate
11332 don't support constants. Constants are handled by other insns
11333 that are created via combine. During and after register
11334 allocation, only allow indexed or indirect addresses, and not
11335 general addresses. Only allow modes supported by the hardware.
11336 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
11337 comment. Move check for using VSPLTIS<x> to a common location,
11338 instead of doing it in two different places.
11340 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
11342 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11343 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
11344 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
11345 signature_CENTAUR_ebx.
11347 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
11351 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
11352 (as_ix86_gas_32_opt): This.
11353 (ld_ix86_tls_ldm_opt): Renamed to ...
11354 (ld_ix86_gld_32_opt): This.
11355 (R_386_TLS_LDM reloc): Updated.
11356 (R_386_GOT32X reloc): New assembler/linker check.
11357 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
11358 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
11360 * config.in: Regenerated.
11361 * configure: Likewise.
11362 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
11363 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
11364 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
11365 if ix86_force_load_from_GOT_p returns true.
11366 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
11367 ix86_force_load_from_GOT_p returns true.
11368 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
11369 the external function address via the GOT slot.
11370 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
11371 HAVE_AS_IX86_GOT32X before returning false.
11372 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
11373 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
11375 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
11377 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
11379 2016-06-23 Andi Kleen <ak@linux.intel.com>
11381 * Makefile.in: Regenerate.
11382 * doc/install.texi: Document autoprofiledbootstrap.
11384 2016-06-23 Andi Kleen <ak@linux.intel.com>
11386 * config/i386/gcc-auto-profile: New file.
11388 2016-06-23 Martin Liska <mliska@suse.cz>
11390 PR middle-end/71619
11391 * predict.c (predict_loops): Revert the hunk that was removed
11394 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
11396 * config.gcc: Add support for arm*-*-phoenix* targets.
11397 * config/arm/t-phoenix: New.
11398 * config/phoenix.h: New.
11400 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
11401 H.J. Lu <hongjiu.lu@intel.com>
11404 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
11405 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
11406 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
11407 ix86_force_load_from_GOT_p returns true.
11408 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
11409 ix86_force_load_from_GOT_p returns true.
11410 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
11411 ix86_force_load_from_GOT_p returns true.
11412 (ix86_expand_move): Load the external function address via the
11413 GOT slot if ix86_force_load_from_GOT_p returns true.
11414 * config/i386/predicates.md (x86_64_immediate_operand): Return
11415 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
11416 (x86_64_zext_immediate_operand): Ditto.
11418 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
11420 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
11422 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11425 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
11426 * diagnostic.c (pedwarn_at_rich_loc): New function.
11427 * spellcheck.h (best_match::best_match): Add a
11428 "best_distance_so_far" optional parameter.
11429 (best_match::set_best_so_far): New method.
11430 (best_match::get_best_distance): New accessor.
11431 (best_match::get_best_candidate_length): New accessor.
11433 2016-06-22 Nick Clifton <nickc@redhat.com>
11435 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
11436 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
11437 modes are accepted as well.
11438 (ucompare_loc_descriptor): Likewise.
11439 (minmax_loc_descriptor): Likewise.
11440 (clz_loc_descriptor): Likewise.
11441 (popcount_loc_descriptor): Likewise.
11442 (bswap_loc_descriptor): Likewise.
11443 (rotate_loc_descriptor): Likewise.
11444 (mem_loc_descriptor): Likewise.
11445 (loc_descriptor): Likewise.
11447 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11449 * common.opt (fdiagnostics-parseable-fixits): New option.
11450 * diagnostic.c: Include "selftest.h".
11451 (print_escaped_string): New function.
11452 (print_parseable_fixits): New function.
11453 (diagnostic_report_diagnostic): Call print_parseable_fixits.
11454 (selftest::assert_print_escaped_string): New function.
11455 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
11456 (selftest::test_print_escaped_string): New function.
11457 (selftest::test_print_parseable_fixits_none): New function.
11458 (selftest::test_print_parseable_fixits_insert): New function.
11459 (selftest::test_print_parseable_fixits_remove): New function.
11460 (selftest::test_print_parseable_fixits_replace): New function.
11461 (selftest::diagnostic_c_tests): New function.
11462 * diagnostic.h (struct diagnostic_context): Add field
11463 "parseable_fixits_p".
11464 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11465 -fdiagnostics-parseable-fixits.
11466 (-fdiagnostics-parseable-fixits): New option.
11467 * opts.c (common_handle_option): Handle
11468 -fdiagnostics-parseable-fixits.
11469 * selftest-run-tests.c (selftest::run_tests): Call
11470 selftest::diagnostic_c_tests.
11471 * selftest.h (selftest::diagnostic_c_tests): New prototype.
11473 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
11475 PR tree-optimization/71488
11476 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
11477 comparison of boolean vectors.
11478 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
11479 of boolean vectors using bitwise operations.
11481 2016-06-22 Andreas Schwab <schwab@suse.de>
11483 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
11484 Remove declaration.
11486 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
11488 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
11490 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
11492 * config/i386/i386.c (print_reg): Emit an error message on attempt to
11495 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11497 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
11498 * config/arm/arm-cores.def (cortex-a73): New entry.
11499 (cortex-a73.cortex-a35): Likewise.
11500 (cortex-a73.cortex-a53): Likewise.
11501 * config/arm/arm-tables.opt: Regenerate.
11502 * config/arm/arm-tune.md: Likewise.
11503 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
11504 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11505 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
11506 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11507 * doc/invoke.texi (ARM Options): Document cortex-a73,
11508 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
11510 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11512 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
11513 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
11514 (cortex-a73.cortex-a35): Likewise.
11515 (cortex-a73.cortex-a53): Likewise.
11516 * config/aarch64/aarch64-tune.md: Regenerate.
11517 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
11518 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
11521 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11523 * configure.ac (gcc_cv_as_compress_debug): Remove
11524 --compress-debug-sections as extra as switch.
11525 Handle gas --compress-debug-sections=type.
11526 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
11527 Handle gld --compress-debug-sections=type.
11528 * configure: Regenerate.
11530 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
11532 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
11534 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
11536 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
11537 (do_rewrite): likewise.
11539 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11541 * common/config/mep/mep-common.c: Remove.
11542 * config.gcc: Remove mep-* support.
11543 * config/mep/constraints.md: Remove.
11544 * config/mep/default.h: Remove.
11545 * config/mep/intrinsics.h: Remove.
11546 * config/mep/intrinsics.md: Remove.
11547 * config/mep/ivc2-template.h: Remove.
11548 * config/mep/mep-c5.cpu: Remove.
11549 * config/mep/mep-core.cpu: Remove.
11550 * config/mep/mep-default.cpu: Remove.
11551 * config/mep/mep-ext-cop.cpu: Remove.
11552 * config/mep/mep-intrin.h: Remove.
11553 * config/mep/mep-ivc2.cpu: Remove.
11554 * config/mep/mep-pragma.c: Remove.
11555 * config/mep/mep-protos.h: Remove.
11556 * config/mep/mep.c: Remove.
11557 * config/mep/mep.cpu: Remove.
11558 * config/mep/mep.h: Remove.
11559 * config/mep/mep.md: Remove.
11560 * config/mep/mep.opt: Remove.
11561 * config/mep/predicates.md: Remove.
11562 * config/mep/t-mep: Remove.
11563 * doc/install.texi: Remove mep-* documentation.
11564 * doc/md.texi: Likewise.
11566 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11568 * config.gcc: Remove support for avr-rtems.
11569 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11570 * config/avr/rtems.h: Remove.
11571 * config/avr/t-rtems: Remove.
11573 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11575 * config.gcc: Remove m32r-rtems support.
11576 * config/m32r/rtems.h: Remove.
11578 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11580 * config.gcc: Remove h8300-rtems support.
11581 * config/h8300/rtems.h: Remove.
11582 * config/h8300/t-rtems: Remove.
11584 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11586 * config.gcc: Remove support for knetbsd.
11587 * configure.ac: Likewise.
11588 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11589 * config/knetbsd-gnu.h: Remove.
11590 * configure: Regenerate.
11592 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11594 * config.gcc: Remove support for openbsd 2 and 3.
11595 * config/openbsd-oldgas.h: Remove.
11597 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11599 * config.gcc: Remove interix support.
11600 * config/i386/i386-interix.h: Remove.
11601 * config/i386/interix.opt: Remove.
11602 * config/i386/t-interix: Remove.
11603 * configure: Regenerate.
11604 * configure.ac: Remove interix support.
11605 * doc/install.texi: Remove interix documentation.
11607 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11609 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11610 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11613 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11615 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11616 they are both PLACEHOLDER_EXPRs.
11618 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11620 * stor-layout.c (layout_type): Move setting complex MODE to
11621 layout_type, instead of setting it ahead of time by the caller.
11622 * tree.c (build_complex_type): Likewise.
11624 2016-06-21 Martin Liska <mliska@suse.cz>
11626 * predict.c (force_edge_cold): Replace imposisble with
11629 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11631 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11632 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11634 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11636 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11638 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11639 Ilya Enkovich <ilya.enkovich@intel.com>
11642 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11643 New member function to convert V1TImode register to SUBREG
11644 TImode in debug insn.
11645 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11646 after changing register mode to V1TImode.
11648 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11650 * config/aarch64/aarch64-cores.def (vulcan): New core.
11651 * config/aarch64/aarch64-tune.md: Regenerate.
11652 * doc/invoke.texi: Document vulcan as an available option.
11654 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11656 * cse.c (canon_asm_operands): New function extracted from...
11657 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11658 either standalone or member of a PARALLEL.
11660 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11663 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11664 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11665 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11667 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11670 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11671 constant addresses if can_create_pseudo_p.
11673 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11675 PR tree-optimization/71588
11676 * tree-ssa-strlen.c (valid_builtin_call): New function.
11677 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11680 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11682 PR middle-end/71581
11683 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11684 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11685 for conversion of scalar user var to complex type and use the
11686 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11689 PR rtl-optimization/71591
11690 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11691 don't run any tests.
11693 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11696 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11697 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11698 space for PIC with non-v32 and the common non-PIC "jump".
11700 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11703 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11704 returned values and add UN*/LTGT/*ORDERED cases with values matching
11705 D operand modifier on vcmp for AVX.
11707 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11709 * config/aarch64/aarch64.opt
11710 (mpc-relative-literal-loads): Rename internal option name.
11711 * config/aarch64/aarch64.c
11712 (aarch64_nopcrelative_literal_loads): Rename to
11713 aarch64_pcrelative_literal_loads.
11714 (aarch64_expand_mov_immediate): Likewise.
11715 (aarch64_secondary_reload): Likewise.
11716 (aarch64_can_use_per_function_literal_pools_p): Likewise.
11717 (aarch64_override_options_after_change_1): Rename and simplify logic.
11718 (aarch64_classify_symbol): Merge large model checks into switch,
11719 remove pc-relative load check.
11721 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11723 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
11724 costs relative to the cost of a register move.
11726 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11728 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
11729 (vcvt_n_f64_u64): Likewise.
11730 (vcvt_n_s64_f64): Likewise.
11731 (vcvt_n_u64_f64): Likewise.
11732 (vcvt_f64_s64): Likewise.
11733 (vrecpe_f64): Likewise.
11734 (vcvt_f64_u64): Likewise.
11735 (vrecps_f64): Likewise.
11737 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11739 * config/aarch64/aarch64.md
11740 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
11742 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
11744 * config/aarch64/aarch64-builtins.c
11745 (aarch64_types_binop_uss_qualifiers): Delete.
11746 (TYPES_BINOP_USS): Likewise.
11747 (aarch64_types_binop_sus_qualifiers): Likewise.
11748 (TYPES_BINOP_SUS): Likewise.
11749 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
11750 (TYPES_FCVTIMM_SUS): Likewise.
11751 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
11753 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
11754 (fcvtzs): Use SHIFTIMM rather than BINOP.
11755 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
11757 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11759 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
11760 costs relative to the cost of a register move.
11762 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11764 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
11765 Allow scalar/single vector modes to be tieable.
11767 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11769 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
11771 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11773 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
11775 * tree.h (TYPE_ALIGN): Likewise.
11777 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11780 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
11782 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11784 * config/avr/avr.c (avr_print_operand): Fix "format not a string
11785 literal" build warnings.
11786 (avr_print_operand_address): Dito.
11788 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
11791 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
11792 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
11794 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
11796 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11798 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
11801 * reload1.c (reload): Pass 0 to finish_spills when called because
11802 update_eliminables_and_spill returns true and remove did_spill.
11803 (finish_spills): Adjust comment and document GLOBAL parameter.
11805 2016-06-17 DJ Delorie <dj@redhat.com>
11808 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11809 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11810 (umulqihi3_virt): Likewise.
11811 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11812 (umulqihi3_real): Likewise.
11814 2016-06-17 Martin Liska <mliska@suse.cz>
11816 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11818 2016-06-17 Martin Liska <mliska@suse.cz>
11820 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11822 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11824 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11826 (vaddq_f32): Likewise.
11827 (vmul_f32): Likewise.
11828 (vmulq_f32): Likewise.
11829 (vsub_f32): Likewise.
11830 (vsubq_f32): Likewise.
11832 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11834 PR tree-optimization/71347
11835 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11836 cost for all uses in group.
11838 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11840 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11841 insert gimple seq if it's not empty.
11843 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11845 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11847 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11848 rather than OFFSET.
11849 (comp_dr_with_seg_len_pair): Ditto.
11850 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11851 struct dr_with_seg_len_pair against DR_OFFSET.
11852 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11853 DR_OFFSET directly.
11855 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11857 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11859 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11861 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11862 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11863 (pa_output_millicode_call): Likewise.
11864 (pa_output_call): Likewise.
11865 (pa_output_indirect_call): Likewise.
11866 (pa_asm_output_mi_thunk): Likewise.
11868 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11870 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11872 2016-06-16 Martin Liska <mliska@suse.cz>
11874 * predict.c (combine_predictions_for_insn): When we find a first
11875 match predictor, we should consider just predictors with
11876 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11877 DS theory predictor.
11878 (combine_predictions_for_bb): Likewise.
11880 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11882 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11883 with base of reference to struct.
11885 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11887 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11889 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11892 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11893 progmem_swtable_section.
11894 (progmem_swtable_section): Remove.
11895 (avr_asm_function_rodata_section): Remove.
11896 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11897 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11899 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11901 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11902 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11903 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11904 signature_CENTAUR_ebx.
11905 * config/i386/i386.c (ix86_option_override_internal): Add
11906 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11907 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11908 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11910 2016-06-16 Martin Liska <mliska@suse.cz>
11912 * predict.def: Add fortran loop preheader predictor.
11913 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11914 fold IFN_BUILTIN_EXPECT with a known constant argument.
11916 2016-06-16 Martin Liska <mliska@suse.cz>
11918 * predict.def: Add 'Fortran' to display text of all
11919 PRED_FORTRAN_* predictors.
11921 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11924 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11925 [IA64_BUILTIN_NANSQ]: Ditto.
11926 (ia64_fold_builtin): New function.
11927 (TARGET_FOLD_BUILTIN): New define.
11928 (ia64_init_builtins) Declare const_string_type node.
11929 Add __builtin_nanq and __builtin_nansq builtin functions.
11930 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11932 2016-06-16 Nick Clifton <nickc@redhat.com>
11934 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11935 MSP430_HWMULT_ prefix to enum values.
11936 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11937 * config/msp430/msp430.c: Update use of enum values.
11938 * config/msp430/msp430.md: Likewise.
11939 * config/msp430/msp430.opt: Likewise.
11941 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11943 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11944 of comparsions in the last iteration.
11946 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11947 Joern Rennecke <joern.rennecke@embecosm.com>
11949 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11951 (arc_needs_pcl_p): Add GOTOFFPC.
11952 (arc_legitimate_pic_addr_p): Likewise.
11953 (arc_output_pic_addr_const): Likewise.
11954 (arc_legitimize_pic_address): Generate a pc-relative address using
11956 (arc_output_libcall): Use @pcl syntax.
11957 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11958 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11959 (*movsi_insn): Use @pcl syntax.
11960 (doloop_begin_i): Likewise.
11962 2016-06-16 Martin Liska <mliska@suse.cz>
11964 * predict.def: Define a new predictor.
11966 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11968 * config/arc/arc.opt (mtp-regno): Update text.
11970 2016-06-16 Renlin Li <renlin.li@arm.com>
11972 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11974 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11977 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11978 (setcc + and peephole2): Likewise.
11980 PR rtl-optimization/71532
11981 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11984 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11986 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11987 DImode constants with XXSPLTIB in vector registers.
11988 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11989 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11990 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11991 extraction of the element at the top of the register as a scalar
11993 (vsx_extract_<mode>_internal1): Likewise.
11994 (vsx_extract_<mode>_internal2): Likewise.
11995 * config/rs6000/constraints.md (wi constraint): Remove a comment
11996 about DImode not being allowed in Altivec registers.
11997 (wB constraint): New constraint for constants that can be
11998 generated in Altivec registers with VSPLTISW/VUPKHSW.
11999 * config/rs6000/predicates.md (xxspltib_constant_split): Update
12001 (xxspltib_constant_nosplit): Likewise.
12002 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
12003 support for -mupper-regs-di to enable DImode to go into Altivec
12005 (POWERPC_MASKS): Likewise.
12006 (power7 cpu): Likewise.
12007 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
12008 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
12009 for DImode being allowed in Altivec registers. Update wi/wj
12010 constraints. Set scalar_in_vmx_p flag.
12011 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
12012 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
12013 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
12014 (rs6000_opt_masks): Add -mupper-regs-di.
12015 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
12016 direct move to use wi and not wj.
12017 (lfiwzx): Likewise.
12018 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
12020 (floatunssi<mode>2_lfiwzx_mem): Likewise.
12021 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
12022 any VSX register, instead of just Altivec registers, to allow
12023 either operand to be an Altivec register or both.
12024 (fixuns_trunc<mode>di2_fctiduz): Likewise.
12025 (movdi_internal32): Add support for -mupper-regs-di. Add support
12026 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
12027 the alternatives and attributes to be lined up to be easier to
12029 (movdi_internal64): Likewise.
12030 (64-bit DImode splitters): Change predicates to only split loading
12031 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
12032 load constants in ISA 3.0 or ISA 2.07 respectively.
12033 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12034 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
12035 mention -mcpu=power9 sets these options.
12036 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
12039 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12042 * config/avr/avr.c (avr_set_current_function): Warn misspelled
12043 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
12044 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
12045 by default to warn misspelled interrupt/ signal handler.
12046 * doc/invoke.texi (AVR Options): Document it. Update description
12047 for -nodevicelib option.
12049 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12051 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
12052 up parentheses. Use GET_MODE_UNIT_BITSIZE.
12053 (aarch64_<sur>shll2_n<mode>): Likewise.
12055 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
12057 PR middle-end/71529
12058 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
12059 DECL_CONTEXT for copied arguments.
12061 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12063 PR tree-optimization/71483
12064 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
12067 2016-06-15 Martin Liska <mliska@suse.cz>
12069 * predict.c (tree_predict_by_opcode): Call predict_edge_def
12070 instead of predict_edge w/o a probability.
12072 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12074 PR tree-optimization/71439
12075 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
12078 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12080 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
12081 register subregs in SET_SRC.
12083 2016-06-15 Richard Biener <rguenther@suse.de>
12085 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
12086 store restrictions.
12088 2016-06-15 Richard Biener <rguenther@suse.de>
12090 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
12091 not consider dependences between accesses that belong to the
12093 (vect_analyze_data_ref_dependences): Do not analyze read-read
12094 or self-dependences.
12096 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12098 * spellcheck-tree.c: Include spellcheck-tree.h rather than
12100 (find_closest_identifier): Reimplement in terms of
12101 best_match<tree,tree>.
12102 * spellcheck-tree.h: New file.
12103 * spellcheck.c (struct edit_distance_traits<const char *>): New
12105 (find_closest_string): Reimplement in terms of
12106 best_match<const char *, const char *>.
12107 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
12108 overload to spellcheck-tree.h.
12109 (find_closest_identifier): Likewise.
12110 (struct edit_distance_traits<T>): New template.
12111 (class best_match): New class.
12113 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12115 * selftest-run-tests.c (selftest::run_tests): Call
12116 selftest::spellcheck_tree_c_tests.
12117 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
12118 * spellcheck-tree.c: Include selftest.h and stringpool.h.
12119 (selftest::test_find_closest_identifier): New function.
12120 (selftest::spellcheck_tree_c_tests): New function.
12121 * spellcheck.c (selftest::test_find_closest_string): Verify that
12122 the order of the vec does not affect the results for this case.
12123 (selftest::test_data): New array.
12124 (selftest::test_metric_conditions): New function.
12125 (selftest::spellcheck_c_tests): Add a test of case-comparison.
12126 Call selftest::test_metric_conditions.
12128 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12130 * config/rs6000/rs6000-builtin.def (commentary): Typo.
12131 (BU_P9_MISC_1): Likewise.
12132 (BU_P9_64BIT_MISC_0): Likewise.
12133 (BU_P9_MISC_0): Likewise.
12135 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12137 * gcc-rich-location.c
12138 (gcc_rich_location::add_fixit_misspelled_id): New method.
12139 * gcc-rich-location.h
12140 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
12142 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
12144 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
12145 FreeBSD 11 and above.
12147 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
12149 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
12151 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12153 * expmed.h: Close parenthesis in "at your option" in copyright
12155 * lower-subreg.h: Likewise.
12157 2016-06-14 Richard Biener <rguenther@suse.de>
12159 PR middle-end/71526
12160 * genmatch.c (expr::gen_transform): Use in_type for comparisons
12163 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12165 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
12167 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
12168 mask+shift version.
12169 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
12171 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
12172 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
12174 2016-06-14 Richard Biener <rguenther@suse.de>
12176 PR tree-optimization/71522
12177 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
12178 copying into float copying.
12180 2016-06-14 Jakub Jelinek <jakub@redhat.com>
12182 PR tree-optimization/71520
12183 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
12184 (replace_block_by): Move user labels from bb1 to bb2.
12186 2016-06-14 Richard Biener <rguenther@suse.de>
12188 PR middle-end/71310
12190 * expr.h (get_bit_range): Declare.
12191 * expr.c (get_bit_range): Export.
12192 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
12193 word_mode again to constrain the bitfield access.
12195 2016-06-14 Richard Biener <rguenther@suse.de>
12197 PR tree-optimization/71521
12198 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
12199 division int_const_binop against zero divisor.
12201 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12203 * config/i386/i386.md (signbittf2): New expander.
12204 * config/i386/sse.md (ptesttf2): New insn pattern.
12206 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12209 * input.c (selftest::test_reading_source_line): Avoid reading from
12210 __FILE__ by creating a tempfile with known content and reading
12213 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12215 * pretty-print.c (assert_pp_format_colored): Skip the test if
12217 (test_pp_format): Remove comment about GCC_COLORS.
12219 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12221 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
12222 * pretty-print.c (assert_pp_format_va): Add location param and use
12223 it with ASSERT_STREQ_AT.
12224 (assert_pp_format): Add location param and pass it to
12225 assert_pp_format_va.
12226 (assert_pp_format_colored): Likewise.
12227 (ASSERT_PP_FORMAT_1): New.
12228 (ASSERT_PP_FORMAT_2): New.
12229 (ASSERT_PP_FORMAT_3): New.
12230 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
12231 explicitly, or implicitly via the above macros.
12232 * selftest.c (selftest::pass): Use a selftest::location rather
12233 than file and line.
12234 (selftest::fail): Likewise. Print the function name.
12235 (selftest::fail_formatted): Likewise.
12236 (selftest::assert_streq): Use a selftest::location rather than
12238 * selftest.h (selftest::location): New struct.
12239 (SELFTEST_LOCATION): New macro.
12240 (selftest::pass): Accept a const location & rather than file
12242 (selftest::fail): Likewise.
12243 (selftest::fail_formatted): Likewise.
12244 (selftest::assert_streq): Likewise.
12245 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
12246 (ASSERT_FALSE): Likewise.
12247 (ASSERT_EQ): Likewise.
12248 (ASSERT_NE): Likewise.
12249 (ASSERT_STREQ): Likewise.
12250 (ASSERT_PRED1): Likewise.
12251 (ASSERT_STREQ_AT): New macro.
12253 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12255 * selftest.c (selftest::fail_formatted): New function.
12256 (selftest::assert_streq): New function.
12257 * selftest.h (selftests::fail_formatted): New decl.
12258 (selftest::assert_streq): New decl.
12259 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
12261 2016-06-13 Jeff Law <law@redhat.com>
12263 PR tree-optimization/71403
12264 * tree-ssa-threadbackward.c
12265 (convert_and_register_jump_thread_path): No longer accept reference
12266 to path. Do not pop items off the path anymore.
12267 (fsm_find_control_statement_thread_paths): Do not allow threading
12268 to a deeper loop nest. Pop the last item off the path here rather
12269 than in convert_and_register_jump_thread_path.
12271 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12272 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
12274 [AArch64] Emit division using the Newton series
12276 * config/aarch64/aarch64-protos.h
12277 (cpu_approx_modes): Add new member "division".
12278 (aarch64_emit_approx_div): Declare new function.
12279 * config/aarch64/aarch64.c
12280 (generic_approx_modes): New member "division".
12281 (exynosm1_approx_modes): Likewise.
12282 (xgene1_approx_modes): Likewise.
12283 (aarch64_emit_approx_div): Define new function.
12284 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
12285 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
12286 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
12287 * doc/invoke.texi (-mlow-precision-div): Describe new option.
12289 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12290 Wilco Dijkstra <wilco.dijkstra@arm.com>
12292 [AArch64] Emit square root using the Newton series
12294 * config/aarch64/aarch64-protos.h
12295 (aarch64_emit_approx_rsqrt): Replace with new function
12296 "aarch64_emit_approx_sqrt".
12297 (cpu_approx_modes): New member "sqrt".
12298 * config/aarch64/aarch64.c
12299 (generic_approx_modes): New member "sqrt".
12300 (exynosm1_approx_modes): Likewise.
12301 (xgene1_approx_modes): Likewise.
12302 (aarch64_emit_approx_rsqrt): Replace with new function
12303 "aarch64_emit_approx_sqrt".
12304 (aarch64_override_options_after_change_1): Handle new option.
12305 * config/aarch64/aarch64-simd.md
12306 (rsqrt<mode>2): Use new function instead.
12307 (sqrt<mode>2): New expansion and insn definitions.
12308 * config/aarch64/aarch64.md: Likewise.
12309 * config/aarch64/aarch64.opt
12310 (mlow-precision-sqrt): Add new option description.
12311 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
12313 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12315 [AArch64] Add more choices for the reciprocal square root approximation
12317 Allow a target to prefer such operation depending on the operation mode.
12319 * config/aarch64/aarch64-protos.h
12320 (AARCH64_APPROX_MODE): New macro.
12321 (AARCH64_APPROX_{NONE,ALL}): Likewise.
12322 (cpu_approx_modes): New structure.
12323 (tune_params): New member "approx_modes".
12324 * config/aarch64/aarch64-tuning-flags.def
12325 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
12326 * config/aarch64/aarch64.c
12327 (generic_approx_modes): New core "cpu_approx_modes" structure.
12328 (exynosm1_approx_modes): Likewise.
12329 (xgene1_approx_modes): Likewise.
12330 (generic_tunings): New member "approx_modes".
12331 (cortexa35_tunings): Likewise.
12332 (cortexa53_tunings): Likewise.
12333 (cortexa57_tunings): Likewise.
12334 (cortexa72_tunings): Likewise.
12335 (exynosm1_tunings): Likewise.
12336 (thunderx_tunings): Likewise.
12337 (xgene1_tunings): Likewise.
12338 (use_rsqrt_p): New argument for the mode and use new member from
12340 (aarch64_builtin_reciprocal): Devise mode from builtin.
12341 (aarch64_optab_supported_p): New argument for the mode.
12342 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
12344 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12346 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
12347 RS6000_BTM_MODULO flag into the set of flags that are considered
12348 to be part of the common configuration.
12350 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12352 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
12353 difference unsigned.
12354 (vec_absdb): New macro for vector absolute difference unsigned
12356 (vec_absdh): New macro for vector absolute difference unsigned
12358 (vec_absdw): New macro for vector absolute difference unsigned word.
12359 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
12360 (vadu<mode>3): New insn.
12361 (*p9_vadu<mode>3): New insn.
12362 * config/rs6000/rs6000-builtin.def (vadub): New built-in
12364 (vaduh): New built-in definition.
12365 (vaduw): New built-in definition.
12366 (vadu): New overloaded built-in definition.
12367 (vadub): New overloaded built-in definition.
12368 (vaduh): New overloaded built-in definition.
12369 (vaduw): New overloaded built-in definition.
12370 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12371 overloaded vector absolute difference unsigned functions.
12372 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12373 the ISA 3.0 vector absolute difference unsigned built-in functions.
12375 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
12377 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
12378 update shared_lookup_references only once after changing operands.
12380 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
12382 PR middle-end/71373
12383 * tree-nested.c (convert_nonlocal_omp_clauses)
12384 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
12386 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
12387 * tree.def (CASE_LABEL_EXPR): Likewise.
12389 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12392 * input.c (test_builtins): Fix an assertion.
12394 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12396 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
12397 (paritysi2): Ditto.
12399 (isinf<mode>2): Ditto.
12401 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12403 * ggc-tests.c (test_finalization): Only test need_finalization_p
12404 for GCC_VERSION >= 4003.
12406 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12408 * config/s390/vecintrin.h: Fix file description in comment.
12410 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12412 * config/s390/s390-builtin-types.def: Change builtin type naming
12413 scheme to match builtin-types.def.
12415 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
12417 * fold-const.c (optimize_minmax_comparison): Remove.
12418 (fold_comparison): Remove call to the above.
12419 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
12420 New transformations.
12422 2016-06-13 Alan Hayward <alan.hayward@arm.com>
12424 PR tree-optimization/71416
12425 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
12428 2016-06-13 Martin Liska <mliska@suse.cz>
12430 * predict.c (enum predictor_reason): Prefix enum with REASON_.
12431 (combine_predictions_for_insn): Likewise.
12432 (prune_predictions_for_bb): Likewise.
12433 (combine_predictions_for_bb): Likewise.
12435 2016-06-13 Richard Biener <rguenther@suse.de>
12437 PR tree-optimization/71505
12438 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
12439 assert match comment.
12441 2016-06-13 Marek Polacek <polacek@redhat.com>
12443 PR middle-end/71476
12444 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
12445 gimplify_switch_expr.
12446 (warn_switch_unreachable_r): New function.
12448 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12451 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
12454 2016-06-13 Richard Biener <rguenther@suse.de>
12456 PR middle-end/64516
12457 * fold-const.c (fold_unary_loc): Preserve alignment when
12458 folding a VIEW_CONVERT_EXPR into a MEM_REF.
12460 2016-06-13 Martin Liska <mliska@suse.cz>
12463 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
12464 w/ -fsanitize=bounds.
12466 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12468 * config/i386/i386.c (ix86_init_builtins): Calculate
12469 FLOAT128_FTYPE_CONST_STRING function type only once.
12470 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
12471 built-in functions are available for x86-32 and x86-64 targets.
12473 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12476 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
12477 New primitive type.
12478 (FLOAT128_FTYPE_CONST_STRING): New function type.
12479 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
12480 [IX86_BUILTIN_NANSQ]: Ditto.
12481 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12482 (ix86_init_builtin_types): Declare const_string_type_node.
12483 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
12485 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12486 * doc/extend.texi (x86 Built-in Functions): Document
12487 __builtin_nanq and __builtin_nansq.
12489 2016-06-11 Jiong Wang <jiong.wang@arm.com>
12492 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
12493 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
12494 length for pop patterns.
12495 (arm_attr_length_push_multi): Update comments.
12496 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
12498 (*pop_multiple_with_writeback_and_return): Likewise.
12499 (*pop_multiple_with_return): Likewise.
12501 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
12503 PR middle-end/71310
12504 * fold-const.c (optimize_bit_field_compare): Don't try to use
12505 word_mode unconditionally for reading the bit field, look at
12506 DECL_BIT_FIELD_REPRESENTATIVE instead.
12508 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
12510 PR middle-end/71478
12511 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
12512 vector integer type.
12514 2016-06-10 Jakub Jelinek <jakub@redhat.com>
12516 PR middle-end/71494
12517 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
12518 without LABEL_DECL, set *handled_ops_p to false instead of true.
12520 2016-06-10 Martin Sebor <msebor@redhat.com>
12523 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
12524 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
12525 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
12527 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
12528 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
12529 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
12530 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12531 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
12532 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
12533 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
12534 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
12536 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12538 * config/arm/arm.h (pool_vector_label,
12539 return_used_this_function): Remove.
12541 2016-06-10 Jeff Law <law@redhat.com>
12543 PR tree-optimization/71335
12544 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12545 zero length paths here.
12546 (convert_and_register_jump_thread_path): Remove hacks related to
12547 duplicated blocks in the jump thread path.
12548 (fsm_find_control_statement_thread_paths): Avoid putting the same
12549 block on the thread path twice, but ensure the thread path is
12550 unchanged from the caller's point of view.
12552 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12554 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12555 * predict.def (PRED_LOOP_BRANCH): Remove.
12557 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12559 * Makefile.in (OBJS): Add ggc-tests.o.
12560 (GTFILES): Add ggc-tests.c.
12561 * ggc-tests.c: New file.
12562 * selftest-run-tests.c (selftest::run_tests): Call
12563 selftest::ggc_tests_c_tests.
12564 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12566 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12568 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12570 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12573 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12574 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12576 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12578 * profile.c: Include cfgloop.h.
12579 (branch_prob): Compute estimated number of iterations.
12580 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12581 recompute estimate number of iterations from profile.
12583 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12585 PR inline-asm/68843
12586 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12587 must be grouped on top of stack. Don't force early clobber
12588 on ordinary reg outputs.
12590 2016-06-10 Richard Biener <rguenther@suse.de>
12592 * targhooks.c (default_builtin_vectorization_cost): Adjust
12593 vec_construct cost.
12595 2016-06-10 Richard Biener <rguenther@suse.de>
12597 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12598 to fold the RHS to a constant if possible.
12600 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12602 PR middle-end/71373
12603 * tree-nested.c (convert_nonlocal_omp_clauses)
12604 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12605 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12606 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12608 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12610 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12612 * omp-low.c (scan_sharing_clauses): Don't expect
12613 OMP_CLAUSE__CACHE_.
12615 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12617 PR tree-optimization/71407
12618 PR tree-optimization/71416
12619 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12620 BIT_FIELD_REF type.
12622 2016-06-10 Richard Biener <rguenther@suse.de>
12624 PR middle-end/71477
12625 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12627 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12629 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12631 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12632 Jiong Wang <jiong.wang@arm.com>
12634 PR rtl-optimization/70751
12635 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12636 spilled into memory.
12638 2016-06-09 Jonathan Yong <10walls@gmail.com>
12641 2015-09-21 Jonathan Yong <10walls@gmail.com>
12643 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12644 sysroot/usr/lib/32api for additional win32 libraries,
12645 fixes failing Cygwin bootstrapping.
12647 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12649 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12652 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12655 * pretty-print.c (pp_indent): Specify that %p is printed in a
12656 host-dependent manner.
12657 (test_pp_format): Remove the test for %p.
12659 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12661 * config/mips/mips.c (mips_output_jump): Fix formatting.
12663 2016-06-09 Richard Biener <rguenther@suse.de>
12665 PR tree-optimization/71462
12666 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12669 2016-06-09 Martin Liska <mliska@suse.cz>
12671 * predict.c (dump_prediction): Add new argument.
12672 (enum predictor_reason): New enum.
12673 (struct predictor_hash): New struct.
12674 (predictor_hash::hash): New function.
12675 (predictor_hash::equal): Likewise.
12676 (not_removed_prediction_p): New function.
12677 (prune_predictions_for_bb): Likewise.
12678 (combine_predictions_for_bb): Prune predictions.
12680 2016-06-09 Martin Liska <mliska@suse.cz>
12682 * predict.c (filter_predictions): New function.
12683 (remove_predictions_associated_with_edge): Use the filter
12685 (equal_edge_p): New function.
12687 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12689 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12690 Correct usage of @samp vs @option, add @samp where appropriate.
12691 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12692 Add armv6s-m and document it, as it is no official ARM name.
12694 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12696 * ifcvt.c (struct noce_if_info): Add transform_name field.
12697 (noce_try_move): Set if_info->transform_name to the function name.
12698 (noce_try_ifelse_collapse): Likewise.
12699 (noce_try_store_flag): Likewise.
12700 (noce_try_inverse_constants): Likewise.
12701 (noce_try_store_flag_constants): Likewise.
12702 (noce_try_addcc): Likewise.
12703 (noce_try_store_flag_mask): Likewise.
12704 (noce_try_cmove): Likewise.
12705 (noce_try_cmove_arith): Likewise.
12706 (noce_try_minmax): Likewise.
12707 (noce_try_abs): Likewise.
12708 (noce_try_sign_mask): Likewise.
12709 (noce_try_bitop): Likewise.
12710 (noce_convert_multiple_sets): Likewise.
12711 (noce_process_if_block): Print if_info->transform_name to
12712 dump_file if transformation succeeded.
12714 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12716 * config/arm/cortex-a57.md (cortex_a57_alu):
12719 2016-06-08 Martin Sebor <msebor@redhat.com>
12720 Jakub Jelinek <jakub@redhat.com>
12724 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
12725 BUILT_IN_MUL_OVERFLOW_P): New builtins.
12726 * builtins.c: Include gimple-fold.h.
12727 (fold_builtin_arith_overflow): Handle
12728 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
12729 (fold_builtin_3): Likewise.
12730 * doc/extend.texi (Integer Overflow Builtins): Document
12731 __builtin_{add,sub,mul}_overflow_p.
12733 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
12735 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
12736 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
12738 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
12740 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
12741 Rewrite, looking one level down for records and arrays.
12743 2016-06-08 David Malcolm <dmalcolm@redhat.com>
12745 * pretty-print.c: Include "selftest.h".
12746 (pp_format): Fix comment.
12747 (identifier_to_locale): Likewise.
12748 (selftest::test_basic_printing): New function.
12749 (selftest::assert_pp_format): New function.
12750 (selftest::test_pp_format): New function.
12751 (selftest::pretty_print_c_tests): New function.
12752 * selftest-run-tests.c (selftest::run_tests): Call
12753 selftest::pretty_print_c_tests.
12754 * selftest.h (pretty_print_c_tests): New declaration.
12756 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12758 * invoke.texi (max-loop-headers-insns): Document.
12759 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
12760 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
12761 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
12763 2016-06-08 Richard Biener <rguenther@suse.de>
12765 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
12766 on strided SLP loads and fall back to scalar loads in case
12767 we can't chunk them.
12769 2016-06-08 Richard Biener <rguenther@suse.de>
12771 PR tree-optimization/71452
12772 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
12773 type used for the SSA rewrite has enough precision to cover
12774 the dynamic type of the location.
12776 2016-06-08 Jakub Jelinek <jakub@redhat.com>
12777 Richard Biener <rguenther@suse.de>
12780 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
12781 the same as DECL_P (base0) for indirect_base0. Use equality_code
12782 in one further place.
12784 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
12786 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
12787 to one word if the field is known to overlap other words.
12788 (extract_bit_field_1): Likewise.
12789 (store_split_bit_field): Remove compensating code.
12790 (extract_split_bit_field): Likewise.
12792 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
12796 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
12798 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12800 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
12802 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
12803 (arch64_addpv4sf): Delete.
12804 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12805 "gen_aarch64_addpv4sf".
12806 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12808 (vpadds_f32): Likewise.
12809 (vpaddq_f32): Likewise.
12810 (vpaddq_f64): Likewise.
12812 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12814 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12816 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12817 to VALLF. Rename to "fabd<mode>3".
12818 "*fabd_scalar<mode>3): Delete.
12819 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12821 (vabdd_f64): Likewise.
12822 (vabd_f32): Likewise.
12823 (vabd_f64): Likewise.
12824 (vabdq_f32): Likewise.
12825 (vabdq_f64): Likewise.
12827 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12829 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12831 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12832 "aarch64_rsqrts<mode>".
12833 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12834 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12836 (vrsqrtsd_f64): Likewise.
12837 (vrsqrts_f32): Likewise.
12838 (vrsqrts_f64): Likewise.
12839 (vrsqrtsq_f32): Likewise.
12840 (vrsqrtsq_f64): Likewise.
12842 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12844 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12846 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12847 "aarch64_rsqrte<mode>".
12848 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12849 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12851 (vrsqrted_f64): Likewise.
12852 (vrsqrte_f32): Likewise.
12853 (vrsqrte_f64): Likewise.
12854 (vrsqrteq_f32): Likewise.
12855 (vrsqrteq_f64): Likewise.
12857 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12859 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12861 (fcvtzs): Likewise.
12862 (fcvtzu): Likewise.
12863 * config/aarch64/aarch64-simd.md
12864 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12865 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12866 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12868 (vcvt_n_f32_u32): Likewise.
12869 (vcvt_n_s32_f32): Likewise.
12870 (vcvt_n_u32_f32): Likewise.
12871 (vcvtq_n_f32_s32): Likewise.
12872 (vcvtq_n_f32_u32): Likewise.
12873 (vcvtq_n_f64_s64): Likewise.
12874 (vcvtq_n_f64_u64): Likewise.
12875 (vcvtq_n_s32_f32): Likewise.
12876 (vcvtq_n_s64_f64): Likewise.
12877 (vcvtq_n_u32_f32): Likewise.
12878 (vcvtq_n_u64_f64): Likewise.
12879 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12880 (VSDQ_SDI): Likewise.
12881 (fcvt_target): Support V4DI, V4SI and V2SI.
12882 (FCVT_TARGET): Likewise.
12884 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12886 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12887 (TYPES_BINOP_SUS): Likewise.
12888 (aarch64_simd_builtin_data): Update include file name.
12889 (aarch64_builtins): Likewise.
12890 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12891 for conversion between scalar float-point and fixed-point.
12893 (fcvtzs): Likewise.
12894 (fcvtzu): Likewise.
12895 * config/aarch64/aarch64.md
12896 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12897 pattern for conversion between scalar float to fixed-pointer.
12898 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12899 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12900 (UNSPEC_FCVTZU): Likewise.
12901 (UNSPEC_SCVTF): Likewise.
12902 (UNSPEC_UCVTF): Likewise.
12903 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12905 (vcvtd_n_f64_u64): Likewise.
12906 (vcvtd_n_s64_f64): Likewise.
12907 (vcvtd_n_u64_f64): Likewise.
12908 (vcvtd_n_f32_s32): Likewise.
12909 (vcvts_n_f32_u32): Likewise.
12910 (vcvtd_n_s32_f32): Likewise.
12911 (vcvts_n_u32_f32): Likewise.
12912 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12914 (FCVT_TARGET): Likewise.
12915 (FCVT_FIXED2F): New iterator.
12916 (FCVT_F2FIXED): Likewise.
12917 (fcvt_fixed_insn): New define_int_attr.
12919 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12921 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12922 some statements was removed.
12924 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12926 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12927 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12928 (vect_can_advance_ivs_p): likewise.
12929 (vect_update_ivs_after_vectorizer): likewise.
12930 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12931 (vect_analyze_scalar_cycles_1): likewise.
12932 (vect_analyze_loop_operations): likewise.
12933 (report_vect_op): likewise.
12934 (vect_is_slp_reduction): likewise.
12935 (vect_is_simple_reduction): likewise.
12936 (get_initial_def_for_induction): likewise.
12937 (vect_transform_loop): likewise.
12938 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12939 (vect_recog_sad_pattern): likewise.
12940 (vect_recog_widen_sum_pattern): likewise.
12941 (vect_recog_widening_pattern): likewise.
12942 (vect_recog_divmod_pattern): likewise.
12943 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12944 (vect_analyze_slp_instance): likewise.
12945 (vect_transform_slp_perm_load): likewise.
12946 (vect_schedule_slp_instance): likewise.
12948 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12950 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12951 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12952 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12953 (PRED_LOOP_BRANCH): Document predictor as broken.
12954 (PRED_LOOP_EXIT): Change hitrate 91->92.
12955 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12956 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12957 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12958 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12959 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12960 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12961 (PRED_CALL): Chane hitrate 71->67.
12962 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12963 (PRED_GOTO): Document as unused right now.
12964 (PRED_CONST_RETURN): Change hitrate 67->69
12965 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12966 (PRED_NULL_RETURN): Change hitrate 91->90.
12967 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12968 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12969 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12971 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12973 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12974 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12975 special case Altivec builtin.
12976 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12977 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12978 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12979 code for ALTIVEC_BUILTIN_VEC_MUL.
12980 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12981 for __builtin_vec_mul.
12983 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12985 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12988 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12990 * spellcheck.c (selftest::test_find_closest_string): New function.
12991 (spellcheck_c_tests): Call the above.
12993 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12995 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12997 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12999 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
13000 Yv=Yv,C alternatives.
13002 2016-06-07 Richard Biener <rguenther@suse.de>
13005 * common.opt (ffast-math): Make Optimization.
13007 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
13008 Prachi Godbole <prachi.godbole@imgtec.com>
13010 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
13011 `fabs' and `fneg' type attributes.
13012 (p5600_fpu_fabs): Add `fmove' to the comment.
13014 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13016 * gimple.c: Include builtins.h
13017 (gimple_inexpensive_call_p): New function.
13018 * gimple.h (gimple_inexpensive_call_p): Declare.
13019 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
13020 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
13023 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
13025 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
13026 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
13027 warning_at_rich_loc, warning_n, pedwarn, permerror,
13028 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
13029 sorry, fatal_error, internal_error, internal_error_no_backtrace):
13032 2016-06-07 Richard Biener <rguenther@suse.de>
13034 PR tree-optimization/71428
13035 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
13036 BIT_FIELD_REF op vs. load.
13038 2016-06-07 Richard Biener <rguenther@suse.de>
13040 PR middle-end/71423
13041 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
13044 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13046 * config/pa/pa.md (call): Generate indirect long calls to non-local
13047 functions on TARGET_64BIT.
13048 (call_value): Likewise.
13050 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13052 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
13053 pattern and subsequent splitters.
13054 (call_val_reg_64bit_post_reload): Likewise.
13056 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13058 PR middle-end/71408
13059 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
13060 propagate_op_to_single_use.
13062 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13064 PR middle-end/71281
13065 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
13067 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
13069 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
13070 (enum x86_dirflag_state): New enum.
13071 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
13072 (machine_function): Remove needs_cld.
13073 (ix86_current_function_needs_cld): Remove.
13074 * config/i386/i386.c (ix86_set_func_type): Set
13075 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
13076 (ix86_expand_prologue): Do not emit CLD here.
13077 (ix86_dirflag_mode_needed): New function.
13078 (ix86_dirflag_mode_entry): Ditto.
13079 (ix86_mode_needed): Handle X86_DIRFLAG entity.
13080 (ix86_mode_after): Ditto.
13081 (ix86_mode_entry): Ditto.
13082 (ix86_mode_exit): Ditto.
13083 (ix86_emit_mode_set): Ditto.
13084 * config/i386/i386.md (strmov_singleop): Set
13085 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
13086 Do not set ix86_current_function_needs_cld.
13088 (strset_singleop): Ditto.
13090 (cmpstrnqi_nz_1): Ditto.
13091 (cmpstrnqi_1): Ditto.
13092 (strlenqi_1): Ditto.
13094 2016-06-06 Jakub Jelinek <jakub@redhat.com>
13096 PR tree-optimization/71259
13097 * tree-vect-slp.c (vect_get_constant_vectors): For
13098 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
13099 one for constant op, and use COND_EXPR for non-constant.
13101 2016-06-06 David Malcolm <dmalcolm@redhat.com>
13103 * Makefile.in (OBJS): Add function-tests.o,
13104 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
13105 selftest-run-tests.o.
13106 (OBJS-libcommon): Add selftest.o.
13107 (OBJS-libcommon-target): Add selftest.o.
13108 (all.internal): Add "selftest".
13109 (all.cross): Likewise.
13110 (selftest): New phony target.
13111 (s-selftest): New target.
13112 (selftest-gdb): New phony target.
13113 (COLLECT2_OBJS): Add selftest.o.
13114 * bitmap.c: Include "selftest.h".
13115 (selftest::test_gc_alloc): New function.
13116 (selftest::test_set_range): New function.
13117 (selftest::test_clear_bit_in_middle): New function.
13118 (selftest::test_copying): New function.
13119 (selftest::test_bitmap_single_bit_set_p): New function.
13120 (selftest::bitmap_c_tests): New function.
13121 * common.opt (fself-test): New.
13122 * diagnostic-show-locus.c: Include "selftest.h".
13123 (make_range): New function.
13124 (test_range_contains_point_for_single_point): New function.
13125 (test_range_contains_point_for_single_line): New function.
13126 (test_range_contains_point_for_multiple_lines): New function.
13127 (assert_eq): New function.
13128 (test_get_line_width_without_trailing_whitespace): New function.
13129 (selftest::diagnostic_show_locus_c_tests): New function.
13130 * et-forest.c: Include "selftest.h".
13131 (selftest::test_single_node): New function.
13132 (selftest::test_simple_tree): New function.
13133 (selftest::test_disconnected_nodes): New function.
13134 (selftest::et_forest_c_tests): New function.
13135 * fold-const.c: Include "selftest.h".
13136 (selftest::assert_binop_folds_to_const): New function.
13137 (selftest::assert_binop_folds_to_nonlvalue): New function.
13138 (selftest::test_arithmetic_folding): New function.
13139 (selftest::fold_const_c_tests): New function.
13140 * function-tests.c: New file.
13141 * gimple.c: Include "selftest.h".
13142 Include "gimple-pretty-print.h".
13143 (selftest::verify_gimple_pp): New function.
13144 (selftest::test_assign_single): New function.
13145 (selftest::test_assign_binop): New function.
13146 (selftest::test_nop_stmt): New function.
13147 (selftest::test_return_stmt): New function.
13148 (selftest::test_return_without_value): New function.
13149 (selftest::gimple_c_tests): New function.
13150 * hash-map-tests.c: New file.
13151 * hash-set-tests.c: New file.
13152 * input.c: Include "selftest.h".
13153 (selftest::assert_loceq): New function.
13154 (selftest::test_accessing_ordinary_linemaps): New function.
13155 (selftest::test_unknown_location): New function.
13156 (selftest::test_builtins): New function.
13157 (selftest::test_reading_source_line): New function.
13158 (selftest::input_c_tests): New function.
13159 * rtl-tests.c: New file.
13160 * selftest-run-tests.c: New file.
13161 * selftest.c: New file.
13162 * selftest.h: New file.
13163 * spellcheck.c: Include "selftest.h".
13164 (selftest::levenshtein_distance_unit_test_oneway): New function,
13165 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
13166 (selftest::levenshtein_distance_unit_test): Likewise.
13167 (selftest::spellcheck_c_tests): Likewise.
13168 * toplev.c: Include selftest.h.
13169 (toplev::run_self_tests): New.
13170 (toplev::main): Handle -fself-test.
13171 * toplev.h (toplev::run_self_tests): New.
13172 * tree.c: Include "selftest.h".
13173 (selftest::test_integer_constants): New function.
13174 (selftest::test_identifiers): New function.
13175 (selftest::test_labels): New function.
13176 (selftest::tree_c_tests): New function.
13177 * tree-cfg.c: Include "selftest.h".
13178 (selftest::push_fndecl): New function.
13179 (selftest::test_linear_chain): New function.
13180 (selftest::test_diamond): New function.
13181 (selftest::test_fully_connected): New function.
13182 (selftest::tree_cfg_c_tests): New function.
13183 * vec.c: Include "selftest.h".
13184 (selftest::safe_push_range): New function.
13185 (selftest::test_quick_push): New function.
13186 (selftest::test_safe_push): New function.
13187 (selftest::test_truncate): New function.
13188 (selftest::test_safe_grow_cleared): New function.
13189 (selftest::test_pop): New function.
13190 (selftest::test_safe_insert): New function.
13191 (selftest::test_ordered_remove): New function.
13192 (selftest::test_unordered_remove): New function.
13193 (selftest::test_block_remove): New function.
13194 (selftest::reverse_cmp): New function.
13195 (selftest::test_qsort): New function.
13196 (selftest::vec_c_tests): New function.c.
13197 * wide-int.cc: Include selftest.h and wide-int-print.h.
13198 (selftest::from_int <wide_int>): New function.
13199 (selftest::from_int <offset_int>): New function.
13200 (selftest::from_int <widest_int>): New function.
13201 (selftest::assert_deceq): New function.
13202 (selftest::assert_hexeq): New function.
13203 (selftest::test_printing <VALUE_TYPE>): New function template.
13204 (selftest::test_ops <VALUE_TYPE>): New function template.
13205 (selftest::test_comparisons <VALUE_TYPE>): New function template.
13206 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
13208 (selftest::wide_int_cc_tests): New function.
13210 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13212 PR middle-end/37780
13213 * ifcvt.c (noce_try_ifelse_collapse): New function.
13215 (noce_process_if_block): Call noce_try_ifelse_collapse.
13216 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
13217 (simplify_ternary_operation): Use the above to simplify
13218 conditional CLZ/CTZ expressions.
13220 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13222 PR middle-end/37780
13223 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
13224 define_insn_and_split.
13226 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13228 PR middle-end/37780
13229 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
13231 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
13234 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
13235 Implicitly clobber memory for basic asm with non-empty assembler
13236 string. Use targetm.md_asm_adjust also here.
13237 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
13238 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
13239 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
13240 non-empty assembler string.
13241 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
13242 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
13243 (decode_asm_operands): Handle basic asm in PARALLEL block.
13244 (extract_insn): Handle basic asm in PARALLEL block.
13245 * doc/extend.texi: Mention new behavior of basic asm.
13246 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
13247 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
13248 branch_needs_nop_p): Use asm_noperands.
13250 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
13252 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
13253 Include the M7 SPARC DFA scheduler.
13254 New attribute v3pipe.
13255 Annotate insns with v3pipe where appropriate.
13256 Define cpu_feature vis4.
13257 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
13258 Add (V8QI "8") to vbits.
13259 Add insns {add,sub}v8qi3
13260 Add insns ss{add,sub}v8qi3
13261 Add insns us{add,sub}{v8qi,v4hi}3
13262 Add insns {min,max}{v8qi,v4hi,v2si}3
13263 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
13264 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
13265 * config/sparc/niagara4.md: Add a comment explaining the
13266 discrepancy between the documented latenty numbers and the
13268 * config/sparc/niagara7.md: New file.
13269 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
13270 supports SPARC5 and VIS 4.0 instructions.
13271 * configure: Regenerate.
13272 * config.in: Likewise.
13273 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
13274 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
13275 TARGET_CPU_niagara7.
13276 (ASM_CPU64_DEFAULT_SPEC): Likewise.
13277 (CPP_CPU_SPEC): Handle niagara7.
13278 (ASM_CPU_SPEC): Likewise.
13279 * config/sparc/sparc-opts.h (processor_type): Add
13280 PROCESSOR_NIAGARA7.
13281 (mvis4): New option.
13282 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
13283 (AS_NIAGARA7_FLAG): Define.
13284 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
13285 (CPP_CPU64_DEFAULT_SPEC): Likewise.
13286 (CPP_CPU_SPEC): Handle niagara7.
13287 (ASM_CPU_SPEC): Likewise.
13288 * config/sparc/sparc.c (niagara7_costs): Define.
13289 (sparc_option_override): Handle niagara7 and adjust cache-related
13290 parameters with better values for niagara cpus. Also support VIS4.
13291 (sparc32_initialize_trampoline): Likewise.
13292 (sparc_use_sched_lookahead): Likewise.
13293 (sparc_issue_rate): Likewise.
13294 (sparc_register_move_cost): Likewise.
13295 (dump_target_flag_bits): Support VIS4.
13296 (sparc_vis_init_builtins): Likewise.
13297 (sparc_builtins): Likewise.
13298 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
13300 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
13302 * config/sparc/sparc.opt (sparc_processor_type): New value
13304 * config/sparc/visintrin.h (__attribute__): Prototypes for the
13306 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
13308 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
13311 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
13313 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
13315 2016-06-06 Richard Biener <rguenther@suse.de>
13317 PR tree-optimization/71398
13318 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
13321 2016-06-05 James Bowman <james.bowman@ftdichip.com>
13323 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
13324 ft32_expand_prolog, ft32_expand_epilogue):
13325 Handle pretend_args.
13326 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
13327 * config/ft32/ft32.md: Add pretend_returner.
13329 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
13332 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13333 Copy op1 RTX to avoid invalid sharing.
13334 (ix86_expand_vector_move_misalign): Ditto.
13336 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
13338 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
13341 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13343 * predict.c (predicted_by_loop_heuristics_p): New function.
13344 (predict_iv_comparison): Use it.
13345 (predict_loops): Walk from innermost loops; do not predict edges
13346 leaving multiple loops multiple times; implement
13347 PRED_LOOP_ITERATIONS_MAX heuristics.
13348 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
13350 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13352 * cfg.c (check_bb_profile): Do not report mismatched profiles when
13353 only edges out of BB are EH edges.
13355 2016-06-04 Martin Sebor <msebor@redhat.com>
13356 Marcin Baczyński <marbacz@gmail.com>
13359 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
13360 a void expression in a void function.
13362 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13364 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
13365 aux; dump reasons of decisions.
13366 (should_duplicate_loop_header_p): Likewise.
13367 (do_while_loop_p): Likewise.
13368 (ch_base::copy_headers): Dump asi num insns duplicated.
13370 2016-06-04 Jakub Jelinek <jakub@redhat.com>
13372 PR tree-optimization/71405
13373 * tree-ssa.c (execute_update_addresses_taken): For clobber with
13374 incompatible type, build a new clobber with the right type instead
13375 of building a VIEW_CONVERT_EXPR around it.
13377 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13379 PR tree-optimization/52171
13380 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
13381 by_pieces_ninsns instead of move_by_pieces_ninsns.
13383 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13385 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
13386 for reg+reg addressing mode.
13388 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13390 * rs6000-c.c (c/c-tree.h): Add #include.
13391 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
13392 in C++ when found in the base position of vec_ld or vec_st.
13394 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13396 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
13397 use of profile unless profile status is PROFILE_READ.
13398 * profile.c (compute_branch_probabilities): Set profile status
13399 only after reporting predictor hitrates.
13401 2016-06-03 Joseph Myers <joseph@codesourcery.com>
13405 * common.opt (ffp-int-builtin-inexact): New option.
13406 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
13407 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
13408 (ceil@var{m}2): Document dependence on this option.
13409 * ipa-inline-transform.c (inline_call): Handle
13410 flag_fp_int_builtin_inexact.
13411 * ipa-inline.c (can_inline_edge_p): Likewise.
13412 * config/i386/i386.md (rintxf2): Do not test
13413 flag_unsafe_math_optimizations.
13414 (rint<mode>2_frndint): New define_insn.
13415 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
13416 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
13417 for 387 instead of extending and truncating.
13418 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
13419 !flag_trapping_math instead of flag_unsafe_math_optimizations.
13420 Change to frndint<mode>2_<rounding>.
13421 (frndintxf2_<rounding>_i387): Likewise. Change to
13422 frndint<mode>2_<rounding>_i387.
13423 (<rounding_insn>xf2): Likewise.
13424 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
13425 !flag_trapping_math instead of flag_unsafe_math_optimizations for
13426 x87. Test TARGET_ROUND || !flag_trapping_math ||
13427 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
13428 SSE. Use ROUND_NO_EXC in constant operand of
13429 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
13430 for 387 instead of extending and truncating.
13432 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
13433 Julia Koval <julia.koval@intel.com>
13445 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
13446 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
13447 all registers, except for function return registers if there are
13448 no caller-saved registers.
13449 (ix86_set_func_type): New function.
13450 (ix86_set_current_function): Call ix86_set_func_type to set
13451 no_caller_saved_registers and func_type. Call reinit_regs if
13452 caller-saved registers are changed. Don't allow MPX, SSE, MMX
13453 nor x87 instructions in interrupt handler nor function with
13454 no_caller_saved_registers attribute.
13455 (ix86_function_ok_for_sibcall): Return false if there are no
13456 caller-saved registers.
13457 (type_natural_mode): Don't warn ABI change for MMX in interrupt
13459 (ix86_function_arg_advance): Skip for callee in interrupt handler.
13460 (ix86_function_arg): Return special arguments in interrupt handler.
13461 (ix86_promote_function_mode): Promote pointer to word_mode only
13462 for normal functions.
13463 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
13465 (ix86_epilogue_uses): New function.
13466 (ix86_hard_regno_scratch_ok): Likewise.
13467 (ix86_save_reg): Preserve all registers in interrupt handler
13468 after reload. Preserve all registers, except for function return
13469 registers, if there are no caller-saved registers after reload.
13470 (find_drap_reg): Always use callee-saved register if there are
13471 no caller-saved registers.
13472 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
13473 for interrupt handler.
13474 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
13475 Emit cld instruction if stringops are used in interrupt handler
13476 or interrupt handler isn't a leaf function.
13477 (ix86_expand_epilogue): Generate interrupt return for interrupt
13478 handler and pop the 'ERROR_CODE' off the stack before interrupt
13479 return in exception handler.
13480 (ix86_expand_call): Disallow calling interrupt handler directly.
13481 If there are no caller-saved registers, mark all registers that
13482 are clobbered by the call which returns as clobbered.
13483 (ix86_handle_no_caller_saved_registers_attribute): New function.
13484 (ix86_handle_interrupt_attribute): Likewise.
13485 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
13487 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
13488 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
13489 accumulation in interrupt function if stack may be realigned to
13491 (EPILOGUE_USES): New.
13492 (function_type): New enum.
13493 (machine_function): Add func_type and no_caller_saved_registers.
13494 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
13495 (interrupt_return): New pattern.
13496 * doc/extend.texi: Document x86 interrupt and
13497 no_caller_saved_registers attributes.
13499 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
13501 PR tree-optimization/52171
13502 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
13503 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
13504 Look for constant strings. Move some code to emit_block_cmp_hints
13506 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
13507 * defaults.h (COMPARE_MAX_PIECES): New macro.
13508 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
13509 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
13510 (clear_by_pieces_1): Don't declare. Move definition before use.
13511 (can_do_by_pieces): New static function.
13512 (can_move_by_pieces): Use it. Return bool.
13513 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
13514 OP. All callers changed. Handle COMPARE_BY_PIECES.
13515 (class pieces_addr); New.
13516 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
13517 pieces_addr::adjust, pieces_addr::increment_address,
13518 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
13520 (class op_by_pieces_d): New.
13521 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
13523 (class move_by_pieces_d, class compare_by_pieces_d,
13524 class store_by_pieces_d): New subclasses of op_by_pieces_d.
13525 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
13526 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
13527 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
13528 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
13529 compare_by_pieces_d::finish_mode): New member functions.
13530 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
13532 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
13533 (emit_block_cmp_hints): New function.
13534 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
13535 use the newly defined classes.
13536 * expr.h (by_pieces_constfn): New typedef.
13537 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
13538 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13539 (move_by_pieces_ninsns): Don't declare.
13540 (can_move_by_pieces): Change return value to bool.
13541 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13542 (compare_by_pieces_branch_ratio): New hook.
13543 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13544 (by_pieces_ninsns): Declare.
13545 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13547 (default_compare_by_pieces_branch_ratio): New function.
13548 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13549 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13550 * doc/tm.texi: Regenerate.
13551 * tree-ssa-strlen.c: Include "builtins.h".
13552 (handle_builtin_memcmp): New static function.
13553 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13554 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13556 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13558 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13559 relevant stmts which are simple and invariant.
13560 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13561 instead of simple and invariant
13563 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13565 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13566 (vectorizable_reduction): Check for new relevant state.
13567 (vectorizable_live_operation): vectorize live stmts using
13568 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13569 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13570 (vect_stmt_relevant_p): Check for stmts which are only used live.
13571 (process_use): Use of a stmt does not inherit it's live value.
13572 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13573 (vect_analyze_stmt): Check for new relevant state.
13574 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13575 outside the loop, but not inside it.
13577 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13579 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13580 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13581 (vect_get_vec_def_for_operand): Split out code.
13583 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13585 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13587 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13589 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13591 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13593 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13595 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13597 PR middle-end/71387
13598 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13599 to noreturn e->callee->decl that has void return type and void
13600 arguments, adjust gimple_call_fntype and remove lhs even if it had
13601 previously addressable type.
13603 2016-06-02 Jeff Law <law@redhat.com>
13605 PR tree-optimization/71328
13606 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13607 error when checking for a jump back onto the copied path.
13609 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13611 * config/microblaze/microblaze.c (get_branch_target): Add return
13612 NULL_RTX for the non-CALL_P case.
13613 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13614 (insert_wic): Remove unused local "j".
13616 2016-06-02 Martin Liska <mliska@suse.cz>
13618 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13620 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13621 Julia Koval <julia.koval@intel.com>
13623 * function.c (assign_parm_setup_stack): Force source into a
13624 register if needed.
13625 * target.def (function_incoming_arg): Update documentation to
13626 allow arbitrary address computation based on hard register.
13627 * doc/tm.texi: Regenerated.
13629 2016-06-02 Martin Liska <mliska@suse.cz>
13631 * predict.c (combine_predictions_for_bb): Fix first match in
13632 cases where a first predictor contains more than one occurence
13633 in list of predictors. Take the best value in such case.
13635 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13637 PR rtl-optimization/71295
13638 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13639 offset would go over the size of the inner mode reject it.
13641 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13643 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13644 x=x,x and v=v,m instead of x=x,m.
13646 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13647 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13648 alternative to v=rm,C.
13650 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13651 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13652 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13653 instead of vex for the last two above mentioned alternatives.
13655 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13658 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13660 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13662 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13664 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13666 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13667 from int to unsigned.
13669 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13671 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13672 alternatives, eliminating preferred register class. Add support
13673 for the MTVSRDD instruction in ISA 3.0.
13674 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13675 reg_or_indexed_operand.
13676 (vsx_splat_v4sf_internal): Likewise.
13678 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13681 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13682 for loading up all 0's or all 1's.
13684 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13686 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13688 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13690 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13692 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13693 * gcc.c (set_source_date_epoch_envvar): New function, sets
13694 the SOURCE_DATE_EPOCH environment variable to the current time.
13696 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13698 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13699 the factor for live Phi nodes.
13701 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13703 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13704 * tree-parloops.c (parallelize_loops): likewise.
13705 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13706 tree_unswitch_outer_loop): likewise.
13708 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13710 PR middle-end/71371
13711 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13712 around creation of the temporary.
13714 2016-06-01 Richard Biener <rguenther@suse.de>
13716 PR tree-optimization/71366
13717 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
13718 (unloop_loops): Move removing edges here ...
13719 (try_unroll_loop_completely): ... from here.
13720 (try_peel_loop): ... and here.
13721 (tree_unroll_loops_completely_1): Track parent loops via
13722 bitmap of header BBs.
13723 (tree_unroll_loops_completely): Adjust for that.
13725 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13727 * config/rs6000/altivec.h (vec_slv): New macro.
13728 (vec_srv): New macro.
13729 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
13730 (UNSPEC_VSRV): New value.
13733 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
13734 (vsrv): New builtin definition.
13735 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
13736 define argument types for new builtin.
13737 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
13739 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
13742 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
13743 Jocelyn Mayer <l_indien@magic.fr>
13746 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
13747 detect processor family for signature_CENTAUR_ebx.
13748 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
13749 signature_CENTAUR_ebx.
13750 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
13751 <default>: Pass x86-64 for has_longmode.
13753 2016-06-01 Nathan Sidwell <nathan@acm.org>
13755 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
13758 2016-06-01 Richard Biener <rguenther@suse.de>
13760 PR tree-optimization/71261
13761 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
13762 of stmts successfully put in the bool pattern. Remove
13763 single-use restriction.
13764 (adjust_bool_pattern_cast): Add cast at the use site via the
13765 pattern def sequence.
13766 (adjust_bool_pattern): Remove recursion, maintain a hash-map
13767 of patterned defs. Use the pattern def seqence instead of
13768 multiple independent patterns.
13769 (sort_after_uid): New qsort compare function.
13770 (adjust_bool_stmts): New function to process stmts in the bool
13771 pattern in IL order.
13772 (vect_recog_bool_pattern): Adjust.
13773 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
13774 (ifcvt_walk_pattern_tree): Likewise.
13775 (stmt_is_root_of_bool_pattern): Likewise.
13776 (ifcvt_repair_bool_pattern): Likewise.
13777 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
13779 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13781 * loop-unroll.c (decide_unroll_constant_iterations,
13782 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
13783 likely upper bounds.
13784 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
13786 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
13788 * tree-core.h (enum omp_clause_code): Remove
13789 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
13791 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13793 * config/arm/sync.md (arm_store_exclusive<mode>):
13794 Use 'H' output modifier on operands[2] rather than creating a new
13795 entry in out-of-bounds memory of the operands array.
13796 (arm_store_release_exclusivedi): Likewise.
13798 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13800 * config/arm/arm.c (arm_fusion_enabled_p): New function.
13801 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
13802 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
13803 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13805 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13807 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13808 into account live statements for mask producers.
13810 2016-06-01 Richard Biener <rguenther@suse.de>
13812 PR tree-optimization/71311
13813 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13814 restrict to non-INTEGER_CST @0.
13816 2016-06-01 Richard Biener <rguenther@suse.de>
13818 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13819 (relational patterns): Use :c to avoid pattern duplications.
13821 2016-06-01 Richard Biener <rguenther@suse.de>
13823 * genmatch.c (comparison_code_p): New predicate.
13824 (swap_tree_comparison): New function.
13825 (commutate): Add for_vec parameter to append new for entries.
13826 Support commutating relational operators by swapping it alongside
13828 (lower_commutative): Adjust.
13829 (dt_simplify::gen): Do not pass artificial operators to gen
13831 (decision_tree::gen): Do not add artificial operators as parameters.
13832 (parser::parse_expr): Verify operator commutativity when :c is
13833 applied. Allow :C to override this.
13834 * match.pd: Adjust patterns to use :C instead of :c where required.
13836 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13838 PR tree-optimization/71077
13839 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13840 the combining step, use boolean_false_node and boolean_true_node
13841 as the designated false/true return values.
13843 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13845 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13846 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13847 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13850 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13852 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13853 of flags impliying the register renaming.
13854 * toplev.c (process_options): Do not imply flag_rename_registers with
13857 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13859 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13860 default implementation.
13862 2016-05-31 Nathan Sidwell <nathan@acm.org>
13864 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13866 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13868 * config/sh/constraints.md (b): Remove constraint.
13869 * config/sh/predicates.md (arith_reg_operand): Remove
13871 * config/sh/sh-modes.def (PDI): Remove.
13872 * config/sh/sh.c (sh_target_reg_class,
13873 sh_optimize_target_register_callee_saved): Remove functions.
13874 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13875 (sh_expand_epilogue): Update comment.
13876 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13877 sh_secondary_reload): Remove TARGET_REGS related code.
13878 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13879 TARGET_REGISTER_P): Remove macros.
13880 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13881 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13882 TR1_REG, TR2_REG): Remove constants.
13883 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13885 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13887 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13888 define_expand patterns.
13889 (adddi3_compact): Rename to adddi3.
13890 (subdi3_compact): Rename to subdi3.
13891 (*negdi2): Rename to negdi2.
13892 (*abs<mode>2): Rename to abs<mode>2.
13894 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13896 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13897 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13898 (atomic_sub_fetchsi): ... this new pattern.
13899 (mvtc): Add CC_REG clobber.
13901 2016-05-31 Marek Polacek <polacek@redhat.com>
13903 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13905 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13907 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13908 aarch64_fusion_enabled_p to check for fusion capabilities.
13910 2016-05-31 Richard Biener <rguenther@suse.de>
13912 PR tree-optimization/71352
13913 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13914 minus one and a negate.
13916 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13918 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13919 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13921 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13922 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13923 Remove use of aarch64_simd_attr_length_move, set length attribute
13925 (*aarch64_be_movoi): Likewise.
13926 (*aarch64_be_movci): Likewise.
13927 (*aarch64_be_movxi): Likewise.
13929 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13931 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13932 It no longer does that.
13933 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13935 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13937 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13938 attribute __unused__.
13940 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13942 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13943 * config/arm/arm.c (arm_arch_thumb1): Define.
13944 (arm_option_override): Initialize arm_arch_thumb1.
13945 * config/arm/arm.h (arm_arch_thumb1): Declare.
13946 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13947 support Thumb-1 ISA.
13949 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13952 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13953 `Yv' for scalar operand.
13955 2016-05-31 Tom de Vries <tom@codesourcery.com>
13957 PR tree-optimization/69068
13958 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13959 phis with more than two args.
13961 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13963 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13964 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13967 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13969 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13971 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13973 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13974 cpu_32, cpu_64, tune_32 and tune_64.
13975 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13977 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13979 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13981 2016-05-30 Andi Kleen <ak@linux.intel.com>
13983 * auto-profile.c (read_profile): Replace asserts with errors
13984 when file does not exist.
13985 * gcov-io.c (gcov_read_words): Dito.
13987 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13989 * tree-cfg.c (print_loop): Print likely upper bounds.
13991 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13993 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13994 * opts.c (default_options): Enable peel loops at -O3.
13995 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13996 (try_peel_loop): Do not re-peel already peeled loops;
13997 use likely upper bounds; fix profile updating.
13998 (pass_complete_unroll::execute): Initialize peeled_loops.
14000 2016-05-30 Martin Liska <mliska@suse.cz>
14002 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
14003 computed costs by frequency of BB they belong to.
14004 (get_scaled_computation_cost_at): New function.
14006 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
14007 Marc Glisse <marc.glisse@inria.fr>
14009 PR tree-optimization/71289
14010 * match.pd (-1 / B < A, A > -1 / B): New transformations.
14012 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14014 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
14016 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14018 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
14019 for peeled copies; avoid underflow when updating estimates; correctly
14020 scale loop profile.
14022 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14024 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
14025 r236875. Corrected oe3 to oe2 as obvious.
14027 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14029 PR middle-end/71269
14030 PR middle-end/71252
14031 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
14032 that inserted stmt will not dominate stmts that defines its operand.
14033 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
14034 (rewrite_expr_tree_parallel): Likewise.
14036 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14038 PR middle-end/71252
14039 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
14040 all fields including stmt_to_insert are swapped.
14042 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14044 * predict.h (force_edge_cold): Declare.
14045 * predict.c (force_edge_cold): New function.
14046 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
14048 (canonicalize_loop_induction_variables): Fix formating.
14050 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
14052 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
14053 (visium_expand_copysign): Use gen_int_mode directly.
14054 (visium_compute_frame_size): Minor tweaks.
14056 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14058 * tree-vect-loop.c (vect_analyze_loop_2): Use
14059 likely_max_stmt_executions_int.
14061 2016-05-30 Tom de Vries <tom@codesourcery.com>
14063 PR tree-optimization/69067
14064 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
14066 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
14069 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
14070 New peepholes to remove unneeded fild/fistp pairs.
14071 (define_peephole2 atomic_loaddi_fpu): Ditto.
14073 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14075 * predict.c (maybe_hot_frequency_p): Avoid division.
14077 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14079 * doc/install.texi: Use https for shop.fsf.org.
14081 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14083 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
14084 likely_max_stmt_executions_int.
14086 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14088 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
14089 likely_max_stmt_executions_int.
14091 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14093 * profile.c (compute_branch_probabilities): Do not report hitrates
14095 (branch_prob): Report hitrates here.
14096 * predict.c (gimple_predict_edge): Do not assert profile status;
14097 fix formatting issues.
14099 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14101 * predict.c (edge_predicted_by_p): New function.
14102 (predict_paths_for_bb): Do not put multiple predictions of the same type
14105 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14107 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
14110 2016-05-28 Alan Modra <amodra@gmail.com>
14112 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
14114 2016-05-28 Alan Modra <amodra@gmail.com>
14116 PR rtl-optimization/71275
14117 * ira.c (ira): Free dominance info.
14119 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
14121 * doc/sourcebuild.texi: New address for upstream Go repository.
14123 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
14125 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
14126 (TARGET_ARM_V7M): Likewise.
14128 2016-05-26 Jeff Law <law@redhat.com>
14130 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
14131 (thread_across_edge): Remove calls to find_jump_threads_backwards.
14132 * passes.def: Add jump threading passes before DOM/VRP.
14133 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
14134 argument to a basic block from an edge. Remove tests which are
14136 (pass_data_thread_jumps, class pass_thread_jumps): New.
14137 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
14138 (make_pass_thread_jumps): Likewise.
14139 * tree-pass.h (make_pass_thread_jumps): Declare.
14141 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
14143 * config/visium/visium-protos.h (split_double_move): Rename into...
14144 (visium_split_double_move): ...this.
14145 (visium_split_double_add): Declare.
14146 * config/visium/visium.c (split_double_move): Rename into...
14147 (visium_split_double_move): ...this.
14148 (visium_split_double_add): New function.
14149 (visium_expand_copysign): Renumber operands for consistency.
14150 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
14151 (DFmode move splitter): Likewise.
14152 (*addi3_insn): Split by means of visium_split_double_add.
14153 (*adddi3_insn_flags): Delete.
14154 (*plus_plus_sltu<subst_arith>): New insn.
14155 (*subdi3_insn): Split by means of visium_split_double_add.
14156 (subdi3_insn_flags): Delete.
14157 (*minus_minus_sltu<subst_arith>): New insn.
14158 (*negdi2_insn): Split by means of visium_split_double_add.
14159 (*negdi2_insn_flags): Delete.
14161 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
14163 * configure.ac: Treat a --with-headers option without argument
14164 the same as the default (i.e. consult sys-include directory).
14165 * configure: Regenerate.
14167 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14169 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
14170 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
14172 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
14173 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14175 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14178 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
14179 tree-stdarg analysis results.
14180 (aarch64_setup_incoming_varargs): Likewise.
14182 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14184 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
14185 va_list_gpr_counter_field and va_list_fpr_counter_field.
14187 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
14190 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
14191 * config/aarch64/aarch64.c
14192 (aarch64_cannot_change_mode_class): Remove function.
14193 * config/aarch64/aarch64-protos.h
14194 (aarch64_cannot_change_mode_class): Remove.
14196 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14198 * cfgloop.c (record_niter_bound): Record likely upper bounds.
14199 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
14200 get_likely_max_loop_iterations_int): New.
14201 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
14202 any_likely_upper_bound.
14203 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
14205 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
14206 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
14208 (unroll_loop_constant_iterations): Likewise.
14209 (unroll_loop_runtime_iterations): Likewise.
14210 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
14211 * lto-streamer-out.c (output_cfg): Likewise.
14212 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
14214 (canonicalize_loop_induction_variables): Dump likely upper bounds.
14215 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
14216 (likely_max_loop_iterations): New.
14217 (likely_max_loop_iterations_int): New.
14218 (likely_max_stmt_executions): New.
14219 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
14220 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
14221 likely_max_stmt_executions): Declare.
14223 2016-05-27 Marek Polacek <polacek@redhat.com>
14225 PR middle-end/71308
14226 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
14228 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14230 * config/s390/s390.md (2x risbg splitters): Use
14231 reg_overlap_mentioned_p instead of rtx_equal_p.
14233 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
14235 * combine.c (make_compound_operation): Take known zero bits into
14236 account when checking for possible zero_extend.
14238 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14240 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
14241 Use const_int_operand for operand 2 predicate. Simplify expand code
14244 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
14246 PR middle-end/71279
14247 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
14250 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14252 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
14253 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
14254 that returns CC_SESWPmode and CC_ZESWPmode.
14255 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
14257 (aarch64_rtx_costs): Likewise.
14259 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14261 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
14262 for ISA 3.0 min/max support.
14263 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
14264 conditional move support.
14265 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
14266 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
14268 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
14269 conditional moves where the comparison type is different from move
14271 (fp_minmax): New code iterator for smin/smax.
14272 (minmax): New code attributes for min/max.
14273 (SMINMAX): Likewise.
14274 (smax<mode>3): Combine min, max insns into one insn using the
14275 fp_minmax code iterator. Add support for ISA 3.0 min/max
14276 instructions that don't need -ffast-math.
14277 (s<minmax><mode>3): Likewise.
14278 (smax<mode>3_vsx): Likewise.
14279 (smin<mode>3): Likewise.
14280 (s<minmax><mode>3_vsx): Likewise.
14281 (smin<mode>3_vsx): Likewise.
14282 (pre-VSX min/max splitters): Likewise.
14283 (s<minmax><mode>3_fpr): Likewise.
14284 (movsfcc): Rewrite floating point conditional moves to combine
14285 SFmode/DFmode into a single insn.
14286 (mov<mode>cc): Likewise.
14287 (movdfcc): Likewise.
14288 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
14289 SFDF2 iterators to handle all combinations.
14290 (fseldfsf4): Likewise.
14291 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
14292 (fseldfdf4): Likewise.
14293 (fselsfdf4): Likewise.
14294 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
14295 comparison instructions that set a 0/-1 mask, and use it for
14296 floating point conditional move via XXSEL.
14297 (fpmask<mode>): Likewise.
14298 (xxsel<mode>): Likewise.
14299 * config/rs6000/predicates.md (min_max_operator): Delete, no
14301 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
14302 instructions that generate a 0/-1 mask for use with XXSEL.
14303 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
14304 say whether floating point min/max is available, either through
14305 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
14306 (TARGET_MINMAX_DF): Likewise.
14308 2016-05-27 Alan Modra <amodra@gmail.com>
14310 PR rtl-optimization/71275
14311 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
14312 for update_equiv_regs and combine_and_move_insns.
14314 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
14316 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
14317 if_then_else or cond RTXes to calculate attribute value.
14318 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
14319 <attr "length_immediate>: Ditto.
14320 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
14321 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
14322 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
14323 <attr "type">: Ditto.
14324 <attr "prefix_data16">: Ditto.
14325 <attr "prefix_extra">: Ditto.
14326 <attr "length_immediate">: Ditto.
14327 <attr "prefix">: Ditto.
14328 (vec_set<mode>_0) <attr "isa">: Ditto.
14329 <attr "prefix_extra">: Ditto.
14330 <attr "length_immediate">: Ditto.
14331 <attr "prefix">: Ditto.
14332 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
14333 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
14334 (sse2_storelpd) <attr "prefix_data16">: Ditto.
14335 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
14336 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
14337 <attr "length_immediate">: Ditto.
14338 <attr "prefix">: Ditto.
14339 (sse2_movsd) <attr "length_immediate">: Ditto.
14340 <attr "prefix">: Ditto.
14341 (vec_concatv2df) <attr "isa">: Ditto.
14342 <attr "prefix">: Ditto.
14343 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
14344 (*vec_extractv2di_1) <attr "isa">: Ditto.
14345 <attr "type">: Ditto.
14346 <attr "length_immediate">: Ditto.
14347 <attr "prefix_rex">: Ditto.
14348 <attr "prefix_extra">: Ditto.
14349 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
14350 <attr "prefix_extra">: Ditto.
14351 <attr "length_immediate">: Ditto.
14352 (vec_concatv2di) <attr "isa">: Ditto.
14353 <attr "prefix_extra">: Ditto.
14354 <attr "length_immediate">: Ditto.
14355 <attr "prefix">: Ditto.
14357 2016-05-26 Martin Liska <mliska@suse.cz>
14359 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
14361 (operator+): Likewise.
14362 (operator-): Likewise.
14363 (comp_cost::operator+=): Likewise.
14364 (comp_cost::operator-=): Likewise.
14365 (comp_cost::operator/=): Likewise.
14366 (comp_cost::operator*=): Likewise.
14367 (operator<): Likewise.
14368 (operator==): Likewise.
14369 (operator<=): Likewise.
14370 (new_cost): Remove.
14371 (infinite_cost_p): Likewise.
14372 (add_costs): Likewise.
14373 (sub_costs): Likewise.
14374 (compare_costs): Likewise.
14375 (set_group_iv_cost): Use the newly introduced functions.
14376 (get_address_cost): Likewise.
14377 (get_shiftadd_cost): Likewise.
14378 (force_expr_to_var_cost): Likewise.
14379 (split_address_cost): Likewise.
14380 (ptr_difference_cost): Likewise.
14381 (difference_cost): Likewise.
14382 (get_computation_cost_at): Likewise.
14383 (determine_group_iv_cost_generic): Likewise.
14384 (determine_group_iv_cost_address): Likewise.
14385 (determine_group_iv_cost_cond): Likewise.
14386 (autoinc_possible_for_pair): Likewise.
14387 (determine_group_iv_costs): Likewise.
14388 (cheaper_cost_pair): Likewise.
14389 (iv_ca_recount_cost): Likewise.
14390 (iv_ca_set_no_cp): Likewise.
14391 (iv_ca_set_cp): Likewise.
14392 (iv_ca_cost): Likewise.
14393 (iv_ca_new): Likewise.
14394 (iv_ca_dump): Likewise.
14395 (iv_ca_narrow): Likewise.
14396 (iv_ca_prune): Likewise.
14397 (iv_ca_replace): Likewise.
14398 (try_add_cand_for): Likewise.
14399 (try_improve_iv_set): Likewise.
14400 (find_optimal_iv_set): Likewise.
14402 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
14404 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
14405 that internal functions will clobber all caller-saved registers.
14407 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14409 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
14410 Return a better case_values_threshold when optimizing.
14412 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14414 * config/aarch64/aarch64-simd.md (aarch64_combinez):
14415 Add ? to integer variant.
14416 (aarch64_combinez_be): Likewise.
14418 2016-05-26 Jakub Jelinek <jakub@redhat.com>
14420 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
14421 instead of x constraint.
14422 (vcvtps2ph256<mask_name>): Likewise.
14424 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
14425 alternative. Formatting fix.
14427 * config/i386/sse.md
14428 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
14430 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
14431 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
14432 maybe_evex prefix instead of vex.
14433 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
14434 EXT_REX_SSE_REG_P (op0) case in the splitter.
14436 2016-05-25 Jeff Law <law@redhat.com>
14438 PR tree-optimization/71272
14439 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
14440 Update comments. Add test for empty path.
14442 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14444 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
14445 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
14446 special case builtin.
14447 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14448 code for ALTIVEC_BUILTIN_VEC_CMPNE.
14449 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14450 for __builtin_vec_cmpne.
14452 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
14454 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
14455 redundant test and bail out if the type of the new operand is not
14456 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
14458 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14460 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
14461 (x_ix86_target_flags_explicit): Remove.
14462 * config/i386/i386.c (ix86_function_specific_save): Do not copy
14463 x_ix86_target_flags_explicit.
14464 (ix86_function_specific_restore): Ditto.
14466 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14467 H.J. Lu <hongjiu.lu@intel.com>
14470 * common/config/i386/i386-common.c
14471 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
14472 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
14473 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
14474 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
14475 (-mgeneral-regs-only): Add new option.
14476 * config/i386/i386.c (ix86_option_override_internal): Don't enable
14477 x87 instructions if only general registers are allowed.
14478 (ix86_target_string): Add ix86_flags argument. Handle additional
14479 flags options through ix86_flags argument. Update all callers.
14480 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
14482 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14484 PR rtl-optimization/66940
14485 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
14486 decrementing desired_val will not overflow before performing these
14489 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
14491 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
14492 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
14493 * config/i386/i386.c (enum ix86_builtins): Add
14494 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
14495 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
14496 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
14497 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
14498 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
14499 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
14500 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
14501 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
14502 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
14503 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
14504 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
14505 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
14506 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
14507 __builtin_ia32_cvtps2dq512_mask.
14508 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
14509 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
14510 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
14511 * config/i386/sse.md
14512 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
14514 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
14515 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
14517 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
14518 (avx512f_vec_pack_sfix_v8df): New define_expand.
14519 (avx512f_roundpd512): Rename to ...
14520 (avx512f_round<castmode>512): ... this. Change iterator.
14521 (avx512f_roundps512_sfix): New define_expand.
14522 (round<mode>2_sfix): Change iterator.
14524 2016-05-25 Nick Clifton <nickc@redhat.com>
14526 * config/msp430/msp430.c (msp430_attr): Produce an error if a
14527 static interrupt handler is detected.
14528 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
14529 default linker script.
14530 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
14531 the low part of a symbolic pointer.
14533 2016-05-25 Richard Biener <rguenther@suse.de>
14535 PR tree-optimization/71261
14536 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14537 interesting stmt instead of immediate uses when looking
14538 for the use operand to replace.
14540 2016-05-25 Martin Liska <mliska@suse.cz>
14542 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14544 2016-05-25 Richard Biener <rguenther@suse.de>
14546 PR tree-optimization/71264
14547 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14550 2016-05-25 Martin Liska <mliska@suse.cz>
14552 PR tree-optimization/71239
14553 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14554 if DECL_SIZE is NULL.
14556 2016-05-25 Richard Biener <rguenther@suse.de>
14558 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14559 * tree-if-conv.c (pass_data_if_conversion): Use it.
14561 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14563 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14564 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14565 * varpool.c (varpool_node::get_availability): Likewise.
14567 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14569 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14570 VNEGW/VNEGD instructions.
14571 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14572 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14573 support for ISA 3.0 VNEGW/VNEGD instructions.
14575 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14577 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14578 pointers inside OACC_DATA regions.
14579 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14580 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14581 (gimplify_adjust_omp_clauses): Fix typo in comment.
14583 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14585 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14586 parity built-in functions.
14587 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14589 (p9v_parity<mode>2): Likewise.
14590 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14592 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14593 (parity<mode>2): ISA 3.0 expander for vector parity.
14594 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14596 (BU_P9_64BIT_MISC_0): Likewise.
14597 (BU_P9_MISC_0): Likewise.
14598 (BU_P9V_AV_1): Likewise.
14599 (BU_P9V_AV_2): Likewise.
14600 (BU_P9V_AV_3): Likewise.
14601 (BU_P9V_AV_P): Likewise.
14602 (BU_P9V_VSX_1): Likewise.
14603 (BU_P9V_OVERLOAD_1): Likewise.
14604 (BU_P9V_OVERLOAD_2): Likewise.
14605 (BU_P9V_OVERLOAD_3): Likewise.
14606 (VCTZB): Add vector count trailing zeros support.
14610 (VPRTYBD): Add vector parity support.
14611 (VPRTYBQ): Likewise.
14612 (VPRTYBW): Likewise.
14613 (VCTZ): Add overloaded vector count trailing zeros support.
14614 (VPRTYB): Add overloaded vector parity support.
14615 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14616 overloaded vector count trailing zeros and parity instructions.
14617 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14618 vector parity support.
14619 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14620 trailing zeros support.
14621 (vec_cntlz): Likewise.
14622 (vec_vctzb): Likewise.
14623 (vec_vctzd): Likewise.
14624 (vec_vctzh): Likewise.
14625 (vec_vctzw): Likewise.
14626 (vec_vprtyb): Add ISA 3.0 vector parity support.
14627 (vec_vprtybd): Likewise.
14628 (vec_vprtybw): Likewise.
14629 (vec_vprtybq): Likewise.
14630 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14631 the ISA 3.0 vector count trailing zeros and vector parity built-in
14634 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14636 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14637 when there is stmt_to_insert.
14639 2016-05-24 Martin Sebor <msebor@redhat.com>
14642 * tree.h (complete_or_array_type_p): New inline function.
14644 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14646 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14647 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14648 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14650 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14651 Limit 1st alternative to noavx isa, split 2nd alternative into one
14652 noavx and one avx alternative, use *x and Bm in the former and
14653 x and m in the latter.
14655 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14656 of sse4 for the first alternative, drop %v from the template
14657 and d operand modifier. Split second alternative into one sse4_noavx
14658 and one avx alternative, use *x instead of *v in the former and v
14659 instead of *v in the latter.
14660 (*sse4_1_extractps): Use noavx isa instead of * for the first
14661 alternative, drop %v from the template. Split second alternative into
14662 one noavx and one avx alternative, use *x instead of *v in the
14663 former and v instead of *v in the latter.
14664 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14665 with noavx and the last one with avx.
14666 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14667 split the second one into one noavx and one avx alternative,
14668 use *x and Bm in the former and x and m in the latter one.
14669 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14672 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14673 first two alternatives to noavx, use *x instead of *v in the second
14674 one, add avx alternative without *.
14675 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14676 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14677 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14679 2016-05-24 Jeff Law <law@redhat.com>
14681 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14682 New function, extracted from...
14683 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14684 Allow simple copies and constant initializations in the SSA chain.
14686 2016-05-24 Marek Polacek <polacek@redhat.com>
14689 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14692 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14695 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14696 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14697 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14698 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14699 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14701 2016-05-24 Richard Biener <rguenther@suse.de>
14703 PR tree-optimization/71240
14704 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14707 2016-05-24 Richard Biener <rguenther@suse.de>
14709 PR tree-optimization/71230
14710 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14712 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14714 * tree-vectorizer.h (vectorizable_comparison): Delete.
14715 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
14716 PURE_SLP_STMT check.
14717 * tree-vect-stmts.c (vectorizable_call): Likewise.
14718 (vectorizable_simd_clone_call): Likewise.
14719 (vectorizable_conversion): Likewise.
14720 (vectorizable_assignment): Likewise.
14721 (vectorizable_shift): Likewise.
14722 (vectorizable_operation): Likewise.
14723 (vectorizable_load): Likewise.
14724 (vectorizable_condition): Likewise.
14725 (vectorizable_store): Likewise. Assert that we don't have
14727 (vectorizable_comparison): Make static. Remove redundant
14728 PURE_SLP_STMT check.
14729 (vect_transform_stmt): Assert that we always have an slp_node
14732 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14734 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
14735 operands[2] against 1 with comparison against CONST1_RTX.
14736 (<shift>di3_neon): Likewise.
14737 * config/arm/predicates.md (const0_operand): Replace with comparison
14738 against CONST0_RTX.
14740 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14742 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
14743 operands[2] against 1 with comparison against CONST1_RTX.
14744 (ashrdi3): Likewise.
14745 (lshrdi3): Likewise.
14746 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
14748 (ashrsi3): Likewise.
14749 (lshrsi3): Likewise.
14750 (rotrsi3): Likewise.
14751 (define_split above *compareqi_eq0): Likewise.
14752 (define_split above "prologue"): Likewise.
14753 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14754 * config/arm/predicates.md (shift_operator): Likewise.
14755 (shift_nomul_operator): Likewise.
14756 (sat_shift_operator): Likewise.
14757 (thumb1_cmp_operand): Likewise.
14758 (const_neon_scalar_shift_amount_operand): Replace manual range
14759 check with IN_RANGE.
14760 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
14761 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
14763 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14765 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
14766 with HOST_WIDE_INT_1.
14768 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
14769 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
14770 (arm_canonicalize_comparison): Likewise.
14771 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
14773 (thumb1_size_rtx_costs): Likewise.
14774 (vfp_const_double_index): Replace cast of 1 to unsigned
14775 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14776 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
14778 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
14779 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14780 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
14781 HOST_WIDE_INT with HOST_WIDE_INT_1.
14783 2016-05-24 Marek Polacek <polacek@redhat.com>
14785 * tree-cfg.h (should_remove_lhs_p): New predicate.
14786 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
14787 * gimplify.c (gimplify_modify_expr): Likewise.
14788 * tree-cfg.c (verify_gimple_call): Likewise.
14789 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
14790 * gimple-fold.c: Include "tree-cfg.h".
14791 (gimple_fold_call): Use should_remove_lhs_p.
14793 2016-05-24 Richard Biener <rguenther@suse.de>
14795 PR tree-optimization/71253
14796 * cfganal.h (control_dependences): Make robust against edge
14798 (control_dependences::control_dependences): Remove edge_list argument.
14799 (control_dependences::get_edge): Remove.
14800 (control_dependences::get_edge_src): Add.
14801 (control_dependences::get_edge_dest): Likewise.
14802 (control_dependences::m_el): Make a vector of edge src/dest index.
14803 * cfganal.c (control_dependences::find_control_dependence): Adjust.
14804 (control_dependences::control_dependences): Likewise.
14805 (control_dependences::~control_dependence): Likewise.
14806 (control_dependences::get_edge): Remove.
14807 (control_dependences::get_edge_src): Add.
14808 (control_dependences::get_edge_dest): Likewise.
14809 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14811 (perform_tree_ssa_dce): Adjust.
14812 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14814 (pass_loop_distribution::execute): Adjust. Do loop destroying
14815 conditional on changed.
14817 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14820 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14821 return. Reindent transformation comment and mention the ARM state
14824 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14826 PR middle-end/71252
14827 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14828 after build_and_add_sum creates new use stmt.
14830 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14832 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14833 load_lanes/grouped_load classification comes first. Don't check
14834 whether the vectorization factor is a multiple of the group size
14837 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14839 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14840 GROUP_GAP for single-element interleaving.
14841 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14844 2016-05-24 Richard Biener <rguenther@suse.de>
14846 PR middle-end/70434
14848 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14849 bases which are accessed with non-invariant indices.
14850 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14851 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14853 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14855 PR middle-end/71170
14856 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14857 (add_to_ops_vec): Add stmt_to_insert.
14858 (add_repeat_to_ops_vec): Init stmt_to_insert.
14859 (insert_stmt_before_use): New.
14860 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14862 (get_ops): Init stmt_to_insert.
14863 (maybe_optimize_range_tests): Likewise.
14864 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14865 (rewrite_expr_tree_parallel): Likewise.
14866 (reassociate_bb): Likewise.
14868 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14871 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14872 ISA 3.0 xxperm fusion alternative.
14873 (altivec_vperm_v8hiv16qi): Likewise.
14874 (altivec_vperm_<mode>_uns_internal): Likewise.
14875 (vperm_v8hiv4si): Likewise.
14876 (vperm_v16qiv8hi): Likewise.
14878 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14879 Kelvin Nilsen <kelvin@gcc.gnu.org>
14881 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14882 vpermr/xxpermr on ISA 3.0.
14883 (altivec_expand_vec_perm_le): Likewise.
14884 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14885 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14888 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14890 * config/i386/i386.h (IS_STACK_MODE): Enable for
14891 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14892 SSE_FLOAT_MODE_P macros.
14893 * config/i386/i386.c (ix86_preferred_reload_class): Use
14894 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14895 Cleanup regclass processing for CONST_DOUBLE_P.
14896 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14897 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14898 with IS_STACK_MODE macro.
14899 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14901 (*movdf_internal): Use IS_STACK_MODE macro.
14902 (*movsf_internal): Ditto.
14904 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14906 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14907 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14909 2016-05-23 Jeff Law <law@redhat.com>
14911 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14913 (fsm_find_control_statement_thread_paths): Call it.
14915 2016-05-23 Martin Jambor <mjambor@suse.cz>
14918 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14919 from_global_constant if t is not NULL.
14921 2016-05-23 Marek Polacek <polacek@redhat.com>
14924 * common.opt (Wswitch-unreachable): New option.
14925 * doc/invoke.texi: Document -Wswitch-unreachable.
14926 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14929 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14931 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14932 TMR_INDEX is non-NULL.
14934 2016-05-23 Richard Biener <rguenther@suse.de>
14936 PR tree-optimization/71230
14937 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14938 (try_special_add_to_ops): ... here. Always test for single-use.
14940 2016-05-23 Martin Jambor <mjambor@suse.cz>
14942 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14943 default block if a PHI node in the original one would be resized.
14945 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14947 PR tree-optimization/58135
14948 * tree-vect-slp.c: When group size is not multiple
14949 of vector size, allow splitting of store group at
14952 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14954 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14956 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14958 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14959 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14960 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14963 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14964 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14965 v constraint instead of x and vinserti32x4 insn.
14967 * config/i386/sse.md (i128vldq): New mode iterator.
14968 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14969 avx512dq and avx512vl alternatives.
14971 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14972 constraint, use maybe_evex prefix instead of vex.
14973 (vec_dupv4sf): Use v constraint instead of x for output
14974 operand except for noavx alternative, use Yv constraint
14975 instead of x for input. Use maybe_evex prefix instead of vex.
14976 (*vec_dupv4si): Likewise.
14977 (*vec_dupv2di): Likewise.
14979 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14981 PR middle-end/40921
14982 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14983 (linearize_expr_tree): Call try_special_add_to_ops.
14984 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14986 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14988 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14989 to computed stack_usage.
14991 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14994 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14995 operand is subreg (symbol_ref) then move the symbol ref to register.
14997 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14999 * tree.c (array_at_struct_end_p): Look through MEM_REF.
15001 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
15003 PR middle-end/71179
15004 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
15007 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15009 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
15010 ranges by calling get_single_symbol and tidy up. Look more closely
15011 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
15013 2016-05-20 Jeff Law <law@redhat.com>
15015 * bitmap.c (bitmap_find_bit): Remove useless test.
15017 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
15019 * function.c (thread_prologue_and_epilogue_insns): Commit the
15020 insertion of the epilogue.
15022 2016-05-20 Martin Jambor <mjambor@suse.cz>
15024 PR tree-optimization/70884
15025 * tree-sra.c (initialize_constant_pool_replacements): Do not check
15026 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
15027 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
15028 of constant pool data as a reason for scalarization.
15030 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15032 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
15033 for naked functions.
15034 (thumb1_expand_prologue): Likewise.
15036 2016-05-20 Nathan Sidwell <nathan@acm.org>
15038 * config/nvptx/nptx.c (nvptx_option_override): Only set
15039 flag_toplevel_reorder, if not explicitly specified. Set
15040 flag_no_common, unless explicitly specified.
15042 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15044 * calls.c (can_implement_as_sibling_call_p): Mark param
15045 reg_parm_stack_space with ATTRIBUTE_UNUSED.
15047 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
15049 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
15050 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
15051 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
15053 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
15054 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
15055 and CASE_CONST_ANY.
15057 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
15059 * config/nvptx/nvptx.md (sincossf3): New pattern.
15061 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15063 * calls.c (maybe_complain_about_tail_call): New function.
15064 (initialize_argument_information): Call
15065 maybe_complain_about_tail_call when clearing *may_tailcall.
15066 (can_implement_as_sibling_call_p): Call
15067 maybe_complain_about_tail_call when returning false.
15068 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
15069 ensure try_tail_call is set. Call maybe_complain_about_tail_call
15070 if tail-call optimization fails.
15071 * cfgexpand.c (expand_call_stmt): Initialize
15072 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
15073 * gimple-pretty-print.c (dump_gimple_call): Dump
15074 gimple_call_must_tail_p.
15075 * gimple.c (gimple_build_call_from_tree): Call
15076 gimple_call_set_must_tail with the value of
15077 CALL_EXPR_MUST_TAIL_CALL.
15078 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
15079 (gimple_call_set_must_tail): New function.
15080 (gimple_call_must_tail_p): New function.
15081 * print-tree.c (print_node): Update printing of TREE_STATIC
15082 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
15083 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
15084 trailing comment listing applicable flags.
15085 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
15087 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15089 * calls.c (expand_call): Move "Rest of purposes for tail call
15090 optimizations to fail" to...
15091 (can_implement_as_sibling_call_p): ...this new function, and
15092 split into multiple "if" statements.
15094 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15096 * cfgloop.h (expected_loop_iterations_unbounded,
15097 expected_loop_iterations): Unconstify.
15098 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
15099 profile with known upper bound; return 3 when profile is absent.
15100 (expected_loop_iterations): Update.
15102 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15104 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
15105 and get_max_loop_iterations_int.
15107 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15109 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
15110 realistic upper bounds here.
15112 2016-05-20 Jakub Jelinek <jakub@redhat.com>
15115 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
15116 calls if the LHS is variable length or has addressable type.
15117 If targets[0]->decl is a noreturn call with void return type and
15118 zero arguments, adjust fntype and remove lhs in that case.
15120 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
15122 PR tree-optimization/71079
15123 PR tree-optimization/71206
15124 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
15126 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15128 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
15129 (get_vec_alignment_for_array_decl): Likewise.
15130 (get_vec_alignment_for_record_decl): Likewise.
15131 (increase_alignment::execute): Move code to find alignment to
15132 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
15133 (type_align_map): New hash_map.
15135 2016-05-20 Richard Guenther <rguenther@suse.de>
15137 PR tree-optimization/29756
15138 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
15139 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
15140 * fold-const.c (operand_equal_p): Likewise.
15141 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
15142 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
15143 * tree-inline.c (estimate_operator_cost): Likewise.
15144 * tree-pretty-print.c (dump_generic_node): Likewise.
15145 * tree-ssa-operands.c (get_expr_operands): Likewise.
15146 * cfgexpand.c (expand_debug_expr): Likewise.
15147 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
15148 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
15149 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
15150 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
15151 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
15152 (execute_update_addresses_taken): Do it.
15154 2016-05-20 Richard Biener <rguenther@suse.de>
15156 PR tree-optimization/71185
15157 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
15158 register operations.
15160 2016-05-20 Richard Biener <rguenther@suse.de>
15162 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
15163 gimple_seq_add_seq_without_update.
15164 (release_bb_predicate): Assert we have no operands to free.
15165 (if_convertible_loop_p_1): Calculate post dominators later.
15166 Do not free BB predicates here.
15167 (combine_blocks): Do not recompute BB predicates.
15168 (version_loop_for_if_conversion): Save BB predicates around
15171 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15173 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
15174 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
15175 code. Ignore sibcalls on EDGE_IGNORE edges.
15176 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
15177 on edges for sibcalls that run without prologue. The rest of the
15178 function is combined from...
15179 (fix_fake_fallthrough_edge): ... this, and ...
15180 (try_shrink_wrapping): ... a part of this. Remove the bb_with
15181 function argument, make it a local variable.
15183 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
15185 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
15186 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
15187 for 32-bit mode and SEH for 64-bit.
15188 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
15189 TARGET_64BIT_DEFAULT.
15191 2016-05-19 Ryan Burn <contact@rnburn.com>
15193 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
15194 * gengtype.c (open_base_files): Add cilk.h to ifiles.
15196 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
15198 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
15199 force pending loads from memory.
15201 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
15203 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
15204 (UNSPEC_DARN_32): New unspec constant.
15205 (UNSPEC_DARN_RAW): New unspec constant.
15206 (darn_32): New instruction.
15207 (darn_raw): New instruction.
15208 (darn): New instruction.
15209 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
15210 support and documentation for this macro.
15211 (BU_P9_MISC_1): New macro definition.
15212 (BU_P9_64BIT_MISC_0): New macro definition.
15213 (BU_P9_MISC_0): New macro definition.
15214 (darn_32): New builtin definition.
15215 (darn_raw): New builtin definition.
15216 (darn): New builtin definition.
15217 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
15218 RS6000_BUILTIN_0 directives to surround each occurrence of
15219 #include "rs6000-builtin.def".
15220 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
15221 RS6000_BTM_64BIT flags to the returned mask, depending on
15223 (def_builtin): Correct an error in the assignments made to the
15224 debugging variable attr_string.
15225 (rs6000_expand_builtin): Add support for no-operand built-in
15227 (builtin_function_type): Remove fatal_error assertion that is no
15229 (rs6000_common_init_builtins): Add support for no-operand built-in
15231 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
15233 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
15235 (RS6000_BTM_64BIT): New macro definition.
15236 * doc/extend.texi: Document __builtin_darn (void),
15237 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
15240 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
15242 * tree-vect-loop.c (vect_analyze_loop_2): Use also
15243 max_loop_iterations_int.
15245 2016-05-19 Marek Polacek <polacek@redhat.com>
15247 PR tree-optimization/71031
15248 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
15249 condition and adjust the code a bit.
15251 2016-05-19 Martin Liska <mliska@suse.cz>
15253 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
15254 auto_vec instead of vec.
15256 2016-05-19 Martin Liska <mliska@suse.cz>
15258 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
15260 2016-05-19 Martin Liska <mliska@suse.cz>
15262 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
15264 2016-05-19 Martin Liska <mliska@suse.cz>
15266 * ipa-pure-const.c (set_function_state): Remove an existing
15268 (remove_node_data): Do not free it as it's released
15269 in set_function_state.
15271 2016-05-19 Martin Liska <mliska@suse.cz>
15273 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
15276 2016-05-19 Martin Liska <mliska@suse.cz>
15278 * omp-simd-clone.c (simd_clone_adjust): Release vector.
15280 2016-05-19 Martin Liska <mliska@suse.cz>
15282 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
15283 an auto_vec instead of re-creating it.
15285 2016-05-19 Martin Liska <mliska@suse.cz>
15287 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
15288 auto_vec instead of vec.
15290 2016-05-19 Martin Liska <mliska@suse.cz>
15292 * lto-section-in.c (lto_get_section_data): Call
15293 lto_check_version with additional argument.
15294 * lto-streamer.c (lto_check_version): Add new argument.
15295 * lto-streamer.h (lto_check_version): Likewise.
15297 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15299 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
15300 Don't add cost of inner memory when handling sign-extended loads.
15302 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
15304 PR rtl-optimization/71148
15305 * cse.c (cse_main): Free dominance info.
15306 (rest_of_handle_cse): Don't free dominance info.
15307 (rest_of_handle_cse2): Likewise.
15308 (rest_of_handle_cse_after_global_opts): Likewise.
15310 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15313 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
15314 NULL_TREE early if NEON is not available. Remove now redundant check
15315 in ARM_CHECK_BUILTIN_MODE.
15317 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
15320 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
15321 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
15322 * doc/cpp.texi: Document new macros.
15324 2016-05-19 Bin Cheng <bin.cheng@arm.com>
15326 PR tree-optimization/69848
15327 * tree-vect-loop.c (vectorizable_reduction): Don't factor
15328 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
15330 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15332 * function.c (thread_prologue_and_epilogue_insn): Move the
15333 "goto epilogue_done" one block later.
15335 2016-05-19 Richard Biener <rguenther@suse.de>
15337 PR tree-optimization/70729
15338 * passes.def: Move LIM pass before PRE. Remove no longer
15339 required copyprop and move first DCE out of the loop pipeline.
15341 2016-05-18 David Malcolm <dmalcolm@redhat.com>
15344 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
15345 (OBJS-libcommon-target): ...here.
15346 * opts-common.c: Include spellcheck.h.
15347 (cmdline_handle_error): Build a vec of valid options and use it
15348 to suggest provide hints for misspelled arguments.
15350 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15353 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
15354 lhs if it has TREE_ADDRESSABLE type.
15356 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
15359 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
15360 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
15362 2016-05-18 Martin Jambor <mjambor@suse.cz>
15365 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
15366 input for NOP_EXPR pass-through functions.
15367 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
15368 aggregate global constant VAR_DECLs in constant jump functions.
15370 2016-05-18 Martin Jambor <mjambor@suse.cz>
15373 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
15374 from TREE_READONLY parameters.
15376 2016-05-18 Martin Jambor <mjambor@suse.cz>
15379 * cgraph.h (cgraph_indirect_call_info): New field
15380 guaranteed_unmodified.
15381 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
15382 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15384 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
15385 pass the parameter value to ipa_find_agg_cst_for_param.
15386 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
15387 guaranteed_unmodified, store AA results there instead of bailing out
15389 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
15390 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
15391 (find_constructor_constant_at_offset): New function.
15392 (ipa_find_agg_cst_from_init): Likewise.
15393 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
15394 static initializers of contants, report back through a new paameter
15395 from_global_constant if that was the case.
15396 (try_make_edge_direct_simple_call): Also pass parameter value to
15397 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15399 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
15400 (ipa_read_indirect_edge_info): Likewise.
15401 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
15402 (ipa_load_from_parm_agg): Likewise.
15404 2016-05-18 Jiong Wang <jiong.wang@arm.com>
15406 PR rtl-optimization/71150
15407 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
15410 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15413 * config/rs6000/constraints.md (wE constraint): New constraint
15414 for a vector constant that can be loaded with XXSPLTIB.
15415 (wM constraint): New constraint for a vector constant of a 1's.
15416 (wS constraint): New constraint for a vector constant that can be
15417 loaded with XXSPLTIB and a vector sign extend instruction.
15418 * config/rs6000/predicates.md (xxspltib_constant_split): New
15419 predicates for wE/wS constraints.
15420 (xxspltib_constant_nosplit): Likewise.
15421 (easy_vector_constant): Add support for constants that can be
15422 loaded via XXSPLTIB.
15423 (all_ones_constant): New predicate for vector constant with all
15425 (splat_input_operand): Add support for ISA 3.0 word splat operations.
15426 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
15427 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
15428 instruction and possibly with a sign extension.
15429 (output_vec_const_move): Add support for XXSPLTIB. If we are
15430 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
15431 instead of XXLXOR/XXLORC.
15432 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
15434 (rs6000_legitimize_reload_address): Likewise.
15435 (rs6000_output_move_128bit): Use output_vec_const_move to emit
15437 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
15438 combine VSX_M and VSX_M2 into one iterator.
15439 (VSX_M2): Likewise.
15440 (VSINT_84): New iterators for loading constants with XXSPLTIB.
15441 (VSINT_842): Likewise.
15442 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
15443 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
15444 XXSPLTIB instruction.
15445 (xxspltib_<mode>_nosplit): Likewise.
15446 (xxspltib_<mode>_split): New insn to load up constants with
15447 XXSPLTIB and a sign extend instruction.
15448 (vsx_mov<mode>): Replace single move that handled all vector types
15449 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
15450 moves (when -mvsx-timode is in effect) into the main vector
15451 moves. Eliminate separate moves for <VSr> <VSa>, where the
15452 preferred register class (<VSr>) is listed first, and the
15453 secondary register class (<VSa>) is listed second with a '?' to
15454 discourage use. Prefer loading 0/-1 in any VSX register for ISA
15455 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
15456 that if the register was involved in a slow operation, the
15457 clear/set operation does not wait for the slow operation to
15458 finish. Adjust the length attributes for 32-bit mode. Use
15459 rs6000_output_move_128bit and drop the use of the string
15460 instructions for 32-bit movti when -mvsx-timode is in effect. Use
15461 spacing so that the alternatives and attributes don't generate
15462 long lines, and put things in columns, so that it is easier to
15463 match up the operands and attributes with the insn alternatives.
15464 (vsx_mov<mode>_64bit): Likewise.
15465 (vsx_mov<mode>_32bit): Likewise.
15466 (vsx_movti_64bit): Fold movti into normal vector moves.
15467 (vsx_movti_32bit): Likewise.
15468 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
15469 splat instructions.
15470 (vsx_splat_v4si_internal): Likewise.
15471 (vsx_splat_v4sf_internal): Likewise.
15472 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
15473 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
15474 extend vector elements.
15475 (vsx_sign_extend_hi_<mode>): Likewise.
15476 (vsx_sign_extend_si_v2di): Likewise.
15477 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
15479 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
15480 constraints. Add trailing period to wL documentation.
15482 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
15484 PR middle-end/71020
15485 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
15486 * tree-dfa.c (replace_abnormal_ssa_names): New function.
15487 * tree-call-cdce.c: Include tree-dfa.h.
15488 (can_guard_call_p): New function, extracted from...
15489 (can_use_internal_fn): ...here.
15490 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
15492 (shrink_wrap_one_built_in_call): Likewise.
15493 (use_internal_fn): Likewise.
15494 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
15495 and return void. Call replace_abnormal_ssa_names.
15496 (pass_call_cdce::execute): Check can_guard_call_p during the
15497 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
15498 will always change something.
15500 2016-05-18 Martin Jambor <mjambor@suse.cz>
15503 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
15504 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
15506 2016-05-18 Martin Jambor <mjambor@suse.cz>
15509 * ipa-inline.h (condition): New field size.
15510 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
15511 for comaprison and store it into the new condition.
15512 (evaluate_conditions_for_known_args): Use condition size to check
15513 access sizes for all but CHANGED conditions.
15514 (unmodified_parm_1): New parameter size_p, store access size into it.
15515 (unmodified_parm): Likewise.
15516 (unmodified_parm_or_parm_agg_item): Likewise.
15517 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
15518 (set_cond_stmt_execution_predicate): Extract access sizes and store
15519 them to conditions.
15520 (set_switch_stmt_execution_predicate): Likewise.
15521 (will_be_nonconstant_expr_predicate): Likewise.
15522 (will_be_nonconstant_predicate): Likewise.
15523 (inline_read_section): Stream condition size.
15524 (inline_write_summary): Likewise.
15526 2016-05-18 Richard Biener <rguenther@suse.de>
15528 * tree-ssa-loop-im.c (determine_max_movement): Properly add
15529 condition cost to PHI cost instead of total_cost.
15531 2016-05-18 Martin Liska <mliska@suse.cz>
15534 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
15537 2016-05-18 Richard Biener <rguenther@suse.de>
15539 * lto-streamer.h (LTO_major_version): Bump to 6.
15541 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15543 * function.c (make_split_prologue_seq, make_prologue_seq,
15544 make_epilogue_seq): New functions, factored out from...
15545 (thread_prologue_and_epilogue_insns): Here.
15547 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15549 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15550 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15551 of before. Add a comment.
15553 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15555 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15556 expression pointer, not pointer to the pointer.
15558 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15560 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15561 (avx2_pbroadcast<mode>): Add another alternative with v instead
15562 of x constraints in it, using <pbroadcast_evex_isa> isa.
15563 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15565 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15566 constraint x instead of v in second alternative, add avx512bw
15569 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15570 constraint x instead of v in second alternative, add avx512bw
15573 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15574 constraint x instead of v in second alternative, add avx512bw
15577 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15578 avx512bw alternative.
15580 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15582 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15583 array to 128 chars.
15584 (define_insn "*andnottf3"): Ditto.
15585 (define_insn "*<code><mode>3"/any_logic): Ditto.
15586 (define_insn "*<code>tf3"/any_logic): Ditto.
15587 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15588 operand to block AVX-512VL insn variant emit when it is not enabled.
15590 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15592 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15593 constraint fot SF mode.
15595 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15596 Kirill Yukhin <kirill.yukhin@intel.com>
15598 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15600 (define_insn "rsqrt14<mode>"): Ditto.
15601 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15602 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15603 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15604 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15605 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15607 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15608 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15609 * config/i386/i386.c (ix86_print_operand): Expand check for size
15610 override codes for Intel syntax.
15612 2016-05-18 Richard Biener <rguenther@suse.de>
15614 PR tree-optimization/71168
15615 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15616 initialization earlier.
15618 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15620 * config/aarch64/aarch64-simd.md
15621 (aarch64_reduc_plus_internal<mode>): Rename to...
15622 (reduc_plus_scal): ...This, and remove previous implementation.
15624 2016-05-18 Richard Biener <rguenther@suse.de>
15626 * passes.def: Put late dse and cd_dce in canonical order.
15628 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15630 * ipa-inline-transform.c (preserve_function_body_p): Look for
15631 first non-thunk clone.
15632 (save_function_body): Save into first non-thunk.
15633 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15635 (lto_output_node): Inline thunks don't need body in every
15637 * lto-streamer-in.c: Do not fixup thunk clones.
15638 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15640 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15643 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15645 PR middle-end/63586
15646 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15647 (reassociate_bb): Call transform_add_to_multiply.
15649 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15651 * config/aarch64/aarch64.c (all_extensions): Removed unused
15654 2016-05-17 Nathan Sidwell <nathan@acm.org>
15656 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15657 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15659 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15661 PR tree-optimization/54579
15662 PR middle-end/55299
15663 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15665 2016-05-17 Marek Polacek <polacek@redhat.com>
15668 * tree-inline.c (expand_call_inline): Call
15669 maybe_remove_unused_call_args.
15671 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15673 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15674 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15675 * doc/md.texi (fmin@var{m}3): Likewise.
15677 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15679 * match.pd (X & C): New transformation.
15681 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15683 * match.pd (~X & Y): New transformation.
15685 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15687 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15688 information for new SSA_NAME.
15689 (simplify_conversion_using_ranges): Get range through get_range_info
15690 instead of get_value_range.
15692 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15694 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15695 Remove inline assembly.
15696 (vmvn_s16): Likewise.
15697 (vmvn_s32): Likewise.
15698 (vmvn_u8): Likewise.
15699 (vmvn_u16): Likewise.
15700 (vmvn_u32): Likewise.
15701 (vmvnq_s8): Likewise.
15702 (vmvnq_s16): Likewise.
15703 (vmvnq_s32): Likewise.
15704 (vmvnq_u8): Likewise.
15705 (vmvnq_u16): Likewise.
15706 (vmvnq_u32): Likewise.
15707 (vmvn_p8): Likewise.
15708 (vmvnq_p16): Likewise.
15710 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15712 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15714 (vmul_n_s16): Likewise.
15715 (vmul_n_s32): Likewise.
15716 (vmul_n_u16): Likewise.
15717 (vmul_n_u32): Likewise.
15718 (vmulq_n_f32): Likewise.
15719 (vmulq_n_f64): Likewise.
15720 (vmulq_n_s16): Likewise.
15721 (vmulq_n_s32): Likewise.
15722 (vmulq_n_u16): Likewise.
15723 (vmulq_n_u32): Likewise.
15725 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15727 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
15728 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
15730 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15732 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
15733 to *aarch64_fma4_elt_from_dup<mode>.
15734 (*aarch64_fnma4_elt_to_128df): Rename to
15735 *aarch64_fnma4_elt_from_dup<mode>.
15736 * config/aarch64/arm_neon.h (vfma_n_f64): New.
15737 (vfms_n_f32): Likewise.
15738 (vfms_n_f64): Likewise.
15739 (vfmsq_n_f32): Likewise.
15740 (vfmsq_n_f64): Likewise.
15742 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
15744 * wide-int.h: Change fixed_wide_int_storage from class to struct.
15746 2016-05-17 Richard Biener <rguenther@suse.de>
15748 PR tree-optimization/71132
15749 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
15750 Only add control dependences for blocks in the loop.
15751 (build_rdg): Adjust.
15752 (generate_code_for_partition): Return whether loop should
15753 be destroyed and delay that.
15754 (distribute_loop): Likewise.
15755 (pass_loop_distribution::execute): Record loops to be destroyed
15756 and perform delayed destroying of loops.
15758 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15761 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
15763 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15765 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
15767 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
15770 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
15771 insertion point for instructions generated by validize_mem.
15773 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15775 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
15778 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15780 * config/aarch64/aarch64.c
15781 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
15782 rather than a macro.
15784 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15786 * doc/invoke.texi (AArch64 Options): Various updates.
15788 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15790 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
15791 into instrumentation thunks.
15792 * cif-code.def (CIF_CHKP): New.
15794 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
15796 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
15798 2016-05-16 Martin Jambor <mjambor@suse.cz>
15800 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
15801 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
15803 2016-05-16 Marek Polacek <polacek@redhat.com>
15805 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15808 2016-05-16 Martin Jambor <mjambor@suse.cz>
15811 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15812 the outlined kernel function.
15814 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15816 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15817 (ISA_HAS_DLSA): Ditto.
15819 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15821 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15823 2016-05-16 Nathan Sidwell <nathan@acm.org>
15825 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15826 (nvptx_name_replacement): Restore. Add comment.
15827 (write_fn_proto, write_fn_proto_from_insn,
15828 nvptx_output_call_insn): Restore
15829 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15831 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15833 * config/aarch64/aarch64.md
15834 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15835 (add<mode>3_compareC_imm): Likewise.
15836 (<optab>si3_uxtw): Split into register and immediate variants.
15837 (andsi3_compare0_uxtw): Likewise.
15838 (and<mode>3_compare0): Likewise.
15839 (and<mode>3nr_compare0): Likewise.
15840 (stack_protect_test_<mode>): Don't use %x for memory operands.
15842 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15844 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15846 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15848 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15849 Split integer shifts into shift_reg and bfm.
15850 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15851 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15852 (ror<mode>3_insn): Likewise.
15853 (<optab>si3_insn_uxtw): Likewise.
15854 (<optab><mode>3_insn): Change to rotate_imm.
15855 (extr<mode>5_insn_alt): Likewise.
15856 (extrsi5_insn_uxtw): Likewise.
15857 (extrsi5_insn_uxtw_alt): Likewise.
15859 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15861 * doc/tm.texi: Regenerate.
15862 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15863 (TARGET_INVALID_RETURN_TYPE): Remove.
15864 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15865 TARGET_INVALID_RETURN_TYPE.
15866 * target.def (invalid_parameter_type): Remove.
15867 (invalid_return_type): Remove.
15869 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15871 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15872 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15874 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15876 (preserve_function_body_p): No need to preserve function body
15877 * cif-codes.def (CIF_THUNK): Remove.
15878 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15880 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15882 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15884 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15886 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15889 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15891 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15892 (inline_small_functions): Do not look for function symbol when
15895 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15897 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15900 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15901 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15902 Jiong Wang <jiong.wang@arm.com>
15904 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15905 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15906 Define __ARM_FP16_ARGS when appropriate.
15907 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15909 (arm_invalid_return_type): Likewise.
15910 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15911 (TARGET_INVALID_RETURN_TYPE): Remove.
15912 (aapcs_vfp_sub_candidate): Allow HFmode.
15913 (aapcs_vfp_allocate): Add comment. Support HFmode.
15914 (aapcs_vfp_allocate_return_reg): Likewise.
15915 (struct aapcs_cp_arg_layout): Slightly reword comments for
15916 is_return_candidate and allocate_return_reg.
15917 (output_mov_vfp): Update assert.
15918 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15920 (arm_invalid_parameter_type): Remove.
15921 (amr_invalid_return_type): Remove.
15922 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15923 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15924 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15926 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15928 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15929 * config/aarch64/arch64-protos.h
15930 (aarch64_legitimize_reload_address): Remove.
15931 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15934 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15936 * configure.ac: Add ACX_NONCANONICAL_HOST.
15937 * configure: Regenerate.
15938 * Makefile.in: Set host_noncanonical.
15940 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15943 * config/i386/i386.md (*movtf_internal): Before register allocation,
15944 do not allow FP constants for CM_MEDIUM memory model, allow only
15945 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15946 (*movxf_internal): Ditto.
15947 (*movdf_internal): Ditto.
15948 (*movsf_internal): Ditto.
15950 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15952 PR rtl-optimization/67483
15953 * combine.c (make_compound_operation): Don't call extract_left_shift
15954 with negative shift amounts.
15956 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15959 * fold-const.c (fold_checksum_tree): Allow modification
15960 of TYPE_ALIAS_SET during folding.
15962 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15963 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15964 (ix86_split_to_parts): Likewise. Fix up formatting.
15966 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15968 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15969 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15972 2016-05-13 Nathan Sidwell <nathan@acm.org>
15974 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15975 (nvptx_name_replacement): Delete.
15976 (write_fn_proto, write_fn_proto_from_insn,
15977 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15978 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15979 * langhooks.c (add_builtin_funcction_common): Call
15980 targetm.mangle_decl_assembler_name.
15982 * config/nvptx/nvptx.c (write_fn_proto): Handle
15983 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15985 2016-05-13 Martin Liska <mliska@suse.cz>
15987 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15988 and PRIu64 in printf format.
15990 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15992 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15995 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15997 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15998 Change --param max-completely-peeled-times to
15999 --param max-completely-peel-times in dump file printing.
16001 2016-05-13 Richard Biener <rguenther@suse.de>
16003 PR tree-optimization/42587
16004 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
16005 (find_bswap_or_nop_1): Likewise.
16006 (bswap_replace): Likewise.
16008 2016-05-13 Martin Liska <mliska@suse.cz>
16010 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
16011 Initialize a variable with default value.
16013 2016-05-13 Martin Liska <mliska@suse.cz>
16015 * doc/invoke.texi: Enhance explanation of error recovery
16018 2016-05-13 Martin Liska <mliska@suse.cz>
16020 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
16021 (struct cost_pair): Change inv_expr_id (int) to inv_expr
16022 (iv_inv_expr_ent *).
16023 (struct iv_inv_expr_ent): Comment struct fields.
16024 (sort_iv_inv_expr_ent): New function.
16025 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
16026 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
16027 a hash_map between iv_inv_expr_ent and number of usages.
16028 (niter_for_exit): Fix coding style.
16029 (tree_ssa_iv_optimize_init): Use renamed variable.
16030 (determine_base_object): Fix coding style.
16031 (alloc_iv): Likewise.
16032 (find_interesting_uses_outside): Likewise.
16033 (add_candidate_1): Likewise.
16034 (add_standard_iv_candidates): Likewise.
16035 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
16036 (prepare_decl_rtl): Fix coding style.
16037 (get_address_cost): Likewise.
16038 (get_shiftadd_cost): Likewise.
16039 (force_expr_to_var_cost): Likewise.
16040 (compare_aff_trees): Likewise.
16041 (get_expr_id): Restructure the function.
16042 (get_loop_invariant_expr_id): Renamed to
16043 get_loop_invariant_expr.
16044 (get_computation_cost_at): Replace usage of inv_expr_id with
16046 (get_computation_cost): Likewise.
16047 (determine_group_iv_cost_generic): Likewise.
16048 (determine_group_iv_cost_address): Likewise.
16049 (iv_period): Fix coding style.
16050 (iv_elimination_compare_lt): Likewise.
16051 (may_eliminate_iv): Likewise.
16052 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
16054 (determine_group_iv_costs): Dump invariant expressions.
16055 (iv_ca_recount_cost): Use the newly added hash_map.
16056 (iv_ca_set_remove_invariants): Fix coding style.
16057 (iv_ca_set_add_invariants): Fix coding style.
16058 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
16060 (iv_ca_set_cp): Likewise.
16061 (iv_ca_new): Initialize the newly added hash_map and remove
16062 initialization of fields.
16063 (iv_ca_free): Delete the hash_map.
16064 (iv_ca_dump): Dump invariant expressions.
16065 (iv_ca_extend): Fix coding style.
16066 (try_add_cand_for): Likewise.
16067 (create_new_ivs): Dump information about # of avg iterations and
16068 # of used invariant expressions.
16069 (rewrite_use_compare): Fix coding style.
16070 (free_loop_data): Set default value for max_inv_expr_id.
16072 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
16074 * cse.c (rest_of_handle_cse): Use cleanup_cfg
16075 returned value cse_cfg_altered computation.
16076 (rest_of_handle_cse2): Likewise.
16077 (rest_of_handle_cse_after_global_opts): Likewise.
16079 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16082 * config/arm/arm.c (arm32_output_mi_thunk): New.
16083 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
16084 to split Thumb1 vs TARGET_32BIT functionality.
16085 (arm_thumb1_mi_thunk): New.
16087 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16089 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
16092 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16095 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
16097 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
16099 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
16100 (expand_builtin_trap): Emit a regular call.
16101 (set_builtin_user_assembler_name): Remove obsolete cases.
16102 * dse.c (scan_insn): Adjust.
16103 * except.c: Include calls.h.
16104 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
16105 emit a regular call to setjmp.
16106 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
16107 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
16108 (emit_block_move_via_libcall): Delete.
16109 (block_move_fn): Delete.
16110 (init_block_move_fn): Likewise.
16111 (emit_block_move_libcall_fn): Likewise.
16112 (emit_block_op_via_libcall): New function.
16113 (set_storage_via_libcall): Tidy up and use memset builtin.
16114 (block_clear_fn): Delete.
16115 (init_block_clear_fn): Likewise.
16116 (clear_storage_libcall_fn): Likewise.
16117 (expand_assignment): Call emit_block_move_via_libcall.
16118 Do not include gt-expr.h.
16119 * expr.h (emit_block_op_via_libcall): Declare.
16120 (emit_block_copy_via_libcall): New inline function.
16121 (emit_block_move_via_libcall): Likewise.
16122 (emit_block_comp_via_libcall): Likewise.
16123 (block_clear_fn): Delete.
16124 (init_block_move_fn): Likewise.
16125 (init_block_clear_fn): Likewise.
16126 (emit_block_move_via_libcall): Likewise.
16127 (set_storage_via_libcall): Add default parameter value.
16128 * libfuncs.h (enum libfunc_index): Remove obsolete values.
16129 (abort_libfunc): Delete.
16130 (memcpy_libfunc): Likewise.
16131 (memmove_libfunc): Likewise.
16132 (memcmp_libfunc): Likewise.
16133 (memset_libfunc): Likewise.
16134 (setbits_libfunc): Likewise.
16135 (setjmp_libfunc): Likewise.
16136 (longjmp_libfunc): Likewise.
16137 (profile_function_entry_libfunc): Likewise.
16138 (profile_function_exit_libfunc): Likewise.
16139 (gcov_flush_libfunc): Likewise.
16140 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
16141 and DECL_VISIBILITY on the declaration.
16142 (init_optabs): Do not initialize obsolete libfuncs.
16143 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
16144 * tree-core.h (ECF_RET1): Define.
16145 (ECF_TM_PURE): Adjust.
16146 (ECF_TM_BUILTIN): Likewise.
16147 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
16148 (build_common_builtin_nodes): Initialize abort builtin.
16149 Add ECF_RET1 on memcpy, memmove and memset builtins.
16150 Pass final flags for alloca and alloca_with_align builtins.
16151 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
16153 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
16154 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
16155 set_storage_via_libcall and call emit_block_copy_via_libcall.
16157 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
16159 * config/i386/i386.md (*call_got_x32): Change operand 0 to
16160 DImode before it is passed to ix86_output_call_operand.
16161 (*call_value_got_x32): Ditto for operand 1.
16163 2016-05-12 Jiong Wang <jiong.wang@arm.com>
16165 PR rtl-optimization/70904
16166 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
16167 reload for wide mode.
16169 2016-05-12 Marek Polacek <polacek@redhat.com>
16172 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
16173 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
16174 * langhooks.h (incomplete_type_error): Likewise.
16175 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
16176 parameter, pass it down to incomplete_type_error.
16177 * tree.h (size_in_bytes): New inline overload.
16178 (size_in_bytes_loc): Renamed from size_in_bytes.
16180 2016-05-12 Richard Biener <rguenther@suse.de>
16182 PR tree-optimization/71059
16183 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
16184 nary before looking up or entering the expression into the VN
16186 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
16187 Make sure to re-use NARYs without result as inserted by
16190 2016-05-12 Richard Biener <rguenther@suse.de>
16192 PR tree-optimization/71062
16193 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16195 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16196 vars_contains_restrict if the var is a restrict tag.
16197 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
16198 do not disambiguate pointers against it.
16199 (dump_points_to_solution): Re-structure and adjust for new
16200 vars_contains_restrict flag.
16201 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
16203 2016-05-12 Martin Liska <mliska@suse.cz>
16205 * doc/invoke.texi: Explain connection between
16206 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
16208 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
16210 PR tree-optimization/71006
16211 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
16212 consider COND_EXPR as a mask producer.
16214 2016-05-12 Marek Polacek <polacek@redhat.com>
16217 * opts.c (common_handle_option): Detect missing argument for --help^.
16219 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16222 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
16223 when popping the PC and within an interrupt handler routine.
16224 Add missing tab to output of "ldmfd".
16225 (output_return_instruction): Output LDMFD with SP update rather
16226 than POP when returning from interrupt handler.
16228 2016-05-12 Jakub Jelinek <jakub@redhat.com>
16230 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
16231 TARGET_64BIT && TARGET_AVX512DQ.
16232 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
16233 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
16234 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
16235 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
16236 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
16237 (*vec_extractv4si_zext): Add avx512dq alternative.
16238 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
16239 use v instead of x constraint in other alternatives where possible.
16241 * config/i386/sse.md (sse2_loadld): Use v instead of x
16242 constraint in alternatives 0,1,4.
16244 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
16245 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
16246 v constraints instead of x and <pinsr_evex_isa> isa attribute.
16249 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
16250 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
16251 is not emitted unless TARGET_AVX512BW.
16252 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
16253 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
16254 for the result operand.
16256 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
16257 constraint instead of x in avx alternatives. Use maybe_evex instead
16260 * config/i386/constraints.md (Yv): New constraint.
16261 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
16262 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
16263 * config/i386/i386.md (avx512fvecmode): New mode attr.
16264 (*pushtf): Use v constraint instead of x.
16265 (*movtf_internal): Likewise. For TARGET_AVX512VL and
16266 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
16267 (*absneg<mode>2): Use Yv constraint instead of x constraint.
16268 (*absnegtf2_sse): Likewise.
16269 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
16270 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
16271 avx512f alternatives.
16272 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
16274 2016-05-12 Richard Biener <rguenther@suse.de>
16276 PR tree-optimization/71060
16277 * tree-data-ref.c (initialize_data_dependence_relation): Do not
16278 require exact match of DR_BASE_OBJECT but only matching address and
16281 2016-05-12 Richard Biener <rguenther@suse.de>
16283 PR tree-optimization/70986
16284 * cfganal.c: Include cfgloop.h.
16285 (dfs_find_deadend): Prefer to take edges exiting loops.
16287 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16289 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
16290 compile and run time.
16292 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
16295 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
16297 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
16299 * config/i386/i386.c (legitimize_pic_address): Use
16300 copy_to_suggested_reg instead of gen_movsi.
16302 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16304 * config/rs6000/predicates.md (quad_memory_operand): Move most of
16305 the code into quad_address_p and call it to share code with
16306 vsx_quad_dform_memory_operand.
16307 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
16309 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
16310 bit instead of being a separate word. Split -mpower9-dform into
16311 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16312 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
16313 for the register class supporting 128-bit quad word memory offsets.
16314 (mode_supports_vsx_dform_quad): Helper function to return if the
16315 register class uses quad word memory offsets.
16316 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
16317 (rs6000_debug_reg_global): Always print if we are using LRA or not.
16318 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
16319 instructions are enabled, set up the appropriate addr_masks for
16321 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
16322 -mpower9-dform-scalar, instead of -mpower9-dform.
16323 (rs6000_option_override_internal): Split -mpower9-dform into two
16324 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
16325 -mpower9-dform switch sets or clears both. If we are not using
16326 the LRA register allocator, do not enable -mpower9-dform-vector by
16327 default. If we are using LRA, enable -mpower9-dform-vector and
16328 -mvsx-timode if it is appropriate. Issue a warning if either
16329 -mpower9-dform-vector or -mvsx-timode are explicitly used without
16331 (quad_address_offset_p): New helper function to return if the
16332 offset is legal for quad word memory instructions.
16333 (quad_address_p): New function to determin if GPR or vector
16334 register quad word memory addresses are legal.
16335 (mem_operand_gpr): Validate quad word address offsets.
16336 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
16337 d-form (register + offset) instructions.
16338 (offsettable_ok_by_alignment): Likewise.
16339 (rs6000_legitimate_offset_address_p): Likewise.
16340 (legitimate_lo_sum_address_p): Likewise.
16341 (rs6000_legitimize_address): Likewise.
16342 (rs6000_legitimize_reload_address): Add more debug statements for
16344 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
16345 d-form instructions.
16346 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
16347 d-form instructions. Distinguish different cases in debug
16348 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
16349 d-form instructions.
16350 (rs6000_preferred_reload_class): Likewise.
16351 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
16352 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
16353 of the ISA 2.06 indexed memory instructions.
16354 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
16355 use them to save/restore the saved vector registers instead of
16356 using Altivec instructions.
16357 (rs6000_emit_epilogue): Likewise.
16358 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
16359 (rs6000_opt_masks): Split -mpower9-dform into
16360 -mpower9-dform-scalar and -mpower9-dform-vector.
16361 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
16363 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
16364 ISA 3.0 vector indexed memory instructions, and fold the code into
16365 the normal mov<mode> patterns.
16366 (p9_vecstore_<mode>): Likewise.
16367 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
16369 (vsx_movti_64bit): Likewise.
16370 (vsx_movti_32bit): Likewise.
16371 * config/rs6000/constraints.md (wO constraint): New constraint for
16372 ISA 3.0 vector d-form support.
16373 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
16374 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
16375 include -mpower9-dform-vector until we switch over to LRA.
16376 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
16377 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16378 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
16379 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16380 for -mpower9-dform and -mlra.
16381 * doc/md.texi (wO constraint): Document wO constraint.
16383 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
16385 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
16386 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
16387 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
16388 Move handling of non-insn arguments inline into the sole user:
16389 (output_trans_func): ...here.
16390 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
16391 in emitted function prototype.
16392 (output_internal_insn_latency_func): Ditto. Simplify.
16393 (output_internal_maximal_insn_latency_func): Ditto. Delete
16394 always-unused argument.
16395 (output_insn_latency_func): Ditto.
16396 (output_maximal_insn_latency_func): Ditto.
16398 2016-05-11 Richard Biener <rguenther@suse.de>
16400 PR tree-optimization/71055
16401 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
16402 sth with precision not equal to access size verify we don't chop
16405 2016-05-11 Richard Biener <rguenther@suse.de>
16408 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
16409 (dwarf2out_finish): Move retry_incomplete_types call ...
16410 (dwarf2out_early_finish): ... here.
16412 2016-05-11 Richard Biener <rguenther@suse.de>
16414 PR middle-end/71002
16415 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
16416 if the langhook insists on it.
16417 * fold-const.c (make_bit_field_ref): Add arg for the original
16418 reference and preserve its alias-set.
16419 (decode_field_reference): Take exp by reference and adjust it
16420 to the original memory reference.
16421 (optimize_bit_field_compare): Adjust callers.
16422 (fold_truth_andor_1): Likewise.
16423 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
16425 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
16427 PR middle-end/70807
16428 * cfgrtl.h (delete_insn_and_edges): Now return bool.
16429 * cfgrtl.c (delete_insn_and_edges): Likewise.
16430 * config/i386/i386.c (convert_scalars_to_vector): Remove
16432 * cse.c (cse_insn): Compute cse_cfg_altered.
16433 (delete_trivially_dead_insns): Likewise.
16434 (cse_cc_succs): Likewise.
16435 (rest_of_handle_cse): Free dominance info if required.
16436 (rest_of_handle_cse2): Likewise.
16437 (rest_of_handle_cse_after_global_opts): Likewise.
16439 2016-05-11 Alan Modra <amodra@gmail.com>
16441 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
16442 abi_v4_pass_in_fpr): New functions.
16443 (rs6000_function_arg_boundary): Exclude complex IBM long double
16444 from 64-bit alignment when ABI_V4.
16445 (rs6000_function_arg, rs6000_function_arg_advance_1,
16446 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
16448 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
16450 PR rtl-optimization/71028
16451 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
16452 jump with just a return in the fallthrough block if the branch
16453 block contains just a return as well.
16455 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
16457 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
16458 * match.pd ((X & Y) ^ Y): ... this.
16459 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
16460 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
16462 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16464 * read-md.c (require_char_ws): New function.
16465 (read_string): Simplify using require_char_ws.
16466 (handle_constants): Likewise.
16467 (handle_enum): Likewise.
16468 (handle_file): Likewise.
16469 * read-md.h (require_char_ws): New declaration.
16470 * read-rtl.c (read_conditions): Simplify using require_char_ws.
16471 (read_mapping): Likewise.
16472 (read_rtx_code): Likewise.
16473 (read_nested_rtx): Likewise.
16475 2016-05-10 James Norris <jnorris@codesourcery.com>
16477 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
16478 if offloading is enabled and -fopenacc or -fopenmp is specified.
16479 (CRTOFFLOADEND): Likewise.
16480 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
16481 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
16483 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
16485 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
16486 gotoff_operand code paths. Use copy_to_suggested_regs and
16487 expand_simple_binop where appropriate. Cleanup.
16489 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16492 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
16494 (dimode_scalar_chain::vector_const_cost): New.
16495 (dimode_scalar_chain::compute_convert_gain): Handle constants.
16496 (dimode_scalar_chain::convert_op): Likewise.
16497 (dimode_scalar_chain::convert_insn): Likewise.
16499 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16501 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
16502 unary operation, not a binary one.
16504 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16506 PR middle-end/70877
16507 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
16508 calls with type casted fndecl.
16510 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16512 PR tree-optimization/70786
16513 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
16514 * calls.c (initialize_argument_information): Bind bounds
16515 with corresponding args passed by reference.
16517 2016-05-10 Jakub Jelinek <jakub@redhat.com>
16520 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
16521 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
16522 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
16525 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16528 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
16529 code for a zero scale factor.
16530 (vsx_xvcvdpuxds_scale): Likewise.
16532 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16534 * diagnostic-show-locus.c (layout::layout): Call show_ruler
16535 if show_ruler_p was set on the context.
16536 (layout::show_ruler): New method.
16537 * diagnostic.h (struct diagnostic_context): Add field
16540 2016-05-10 Richard Biener <rguenther@suse.de>
16542 PR tree-optimization/71039
16543 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16544 (chk_uses): New function.
16545 (propagate_with_phi): Verify we can safely replicate the lhs of an
16546 aggregate assignment on all incoming edges.
16548 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16550 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16552 (rx_atomic_sequence): New class.
16553 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16554 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16556 (rx_atomic_sequence::rx_atomic_sequence,
16557 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16558 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16559 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16560 CTRLREG_INTB): New constants.
16561 (FETCHOP): New code iterator.
16562 (fethcop_name, fetchop_name2): New iterator code attributes.
16563 (QIHI): New mode iterator.
16564 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16565 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16566 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16568 2016-05-10 Martin Liska <mliska@suse.cz>
16570 * tree-inline.c (remap_dependence_clique): Do not remap
16571 debugging statements.
16573 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16575 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16576 ("*fixuns_truncdfdi2_z13")
16577 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16578 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16579 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16581 2016-05-10 Richard Biener <rguenther@suse.de>
16583 PR tree-optimization/70497
16584 PR tree-optimization/28367
16585 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16587 (visit_reference_op_load): ... here.
16588 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16589 with simplified BIT_FIELD_REFs.
16590 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16591 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16594 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16596 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16597 documentation comment. For BLOCK nodes, add a
16598 DW_AT_abstract_origin attribute that points to the DIE generated
16599 for the origin BLOCK.
16600 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16601 blocks from inlined functions.
16603 2016-05-10 Alan Modra <amodra@gmail.com>
16606 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16607 regrename modifying insns saving lr before __morestack call.
16608 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16609 insns restoring lr after __morestack call.
16611 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16613 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16614 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16616 * config/i386/sse.md (vec_interleave_high<mode>,
16617 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16618 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16620 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16622 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16623 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16624 parallel reassociation for power8 and forward.
16626 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16628 * config/i386/i386.md (absneg splitters with general regs): Use
16629 general_reg_operand predicate.
16630 (btsq peephole2): Use x86_64_immediate_operand to check if new
16631 value is suitable for immediate operand. Generate emitted insn
16632 using RTL expressions.
16633 (btcq peephole2): Ditto.
16634 (btrq peephole2): Ditto. Generate correct immediate operand
16637 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16639 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16642 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16644 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16645 pointer dereference.
16647 2016-05-09 Richard Biener <rguenther@suse.de>
16649 PR tree-optimization/70985
16650 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16651 op0 isn't a gimple register.
16653 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16655 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16656 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16657 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16658 (i6400_fpu_mult): New cpu units.
16659 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16660 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16661 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16662 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16663 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16664 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16665 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16666 (i6400_msa_long_float4, i6400_msa_long_float5)
16667 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16668 (i6400_msa_fdiv_sf): New reservations.
16669 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16670 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16671 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16672 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16673 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16674 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16675 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16676 (msa_short_store4, msa_long_load, msa_short_store)
16677 (msa_long_logic, msa_long_float2, msa_long_float4)
16678 (msa_long_float5, msa_long_float8, msa_long_mult)
16679 (msa_long_fdiv, msa_long_div): New reservations.
16681 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16682 Sameera Deshpande <sameera.deshpande@imgtec.com>
16683 Matthew Fortune <matthew.fortune@imgtec.com>
16684 Graham Stott <graham.stott@imgtec.com>
16685 Chao-ying Fu <chao-ying.fu@imgtec.com>
16687 * config.gcc: Add MSA header file for mips*-*-* target.
16688 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16689 (Ubv8i, Urv8): New constraints.
16690 * config/mips/mips-ftypes.def: Add function types for MSA
16692 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16693 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16694 * config/mips/mips-msa.md: New file.
16695 * config/mips/mips-protos.h
16696 (mips_split_128bit_const_insns): New prototype.
16697 (mips_msa_idiv_insns): Likewise.
16698 (mips_split_128bit_move): Likewise.
16699 (mips_split_128bit_move_p): Likewise.
16700 (mips_split_msa_copy_d): Likewise.
16701 (mips_split_msa_insert_d): Likewise.
16702 (mips_split_msa_fill_d): Likewise.
16703 (mips_expand_msa_branch): Likewise.
16704 (mips_const_vector_same_val_p): Likewise.
16705 (mips_const_vector_same_bytes_p): Likewise.
16706 (mips_const_vector_same_int_p): Likewise.
16707 (mips_const_vector_shuffle_set_p): Likewise.
16708 (mips_const_vector_bitimm_set_p): Likewise.
16709 (mips_const_vector_bitimm_clr_p): Likewise.
16710 (mips_msa_vec_parallel_const_half): Likewise.
16711 (mips_msa_output_division): Likewise.
16712 (mips_ldst_scaled_shift): Likewise.
16713 (mips_expand_vec_cond_expr): Likewise.
16714 * config/mips/mips.c (enum mips_builtin_type): Add
16715 MIPS_BUILTIN_MSA_TEST_BRANCH.
16716 (mips_gen_const_int_vector_shuffle): New prototype.
16717 (mips_const_vector_bitimm_set_p): New function.
16718 (mips_const_vector_bitimm_clr_p): Likewise.
16719 (mips_const_vector_same_val_p): Likewise.
16720 (mips_const_vector_same_bytes_p): Likewise.
16721 (mips_const_vector_same_int_p): Likewise.
16722 (mips_const_vector_shuffle_set_p): Likewise.
16723 (mips_symbol_insns): Forbid loading symbols via immediate for
16725 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
16727 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
16729 (mips_lx_address_p): Add support load indexed address for MSA.
16730 (mips_address_insns): Add calculation of instructions needed for
16731 stores and loads for MSA.
16732 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
16733 CONST_VECTOR for MSA and let it fall through.
16734 (mips_ldst_scaled_shift): New function.
16735 (mips_subword_at_byte): Likewise.
16736 (mips_msa_idiv_insns): Likewise.
16737 (mips_legitimize_move): Validate MSA moves.
16738 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
16739 calculation of costs for MSA division.
16740 (mips_split_move_p): Check if MSA moves need splitting.
16741 (mips_split_move): Split MSA moves if necessary.
16742 (mips_split_128bit_move_p): New function.
16743 (mips_split_128bit_move): Likewise.
16744 (mips_split_msa_copy_d): Likewise.
16745 (mips_split_msa_insert_d): Likewise.
16746 (mips_split_msa_fill_d): Likewise.
16747 (mips_output_move): Handle MSA moves.
16748 (mips_expand_msa_branch): New function.
16749 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
16750 Reinstate 'y' modifier.
16751 (mips_file_start): Add MSA .gnu_attribute.
16752 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
16754 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
16755 (mips_class_max_nregs): Add register size for MSA supported mode.
16756 (mips_cannot_change_mode_class): Allow conversion between MSA
16757 vector modes and TImode.
16758 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
16760 (mips_secondary_reload_class): Force MSA loads/stores via memory.
16761 (mips_preferred_simd_mode): Add preffered modes for MSA.
16762 (mips_vector_mode_supported_p): Add MSA supported modes.
16763 (mips_autovectorize_vector_sizes): New function.
16764 (mips_msa_output_division): Likewise.
16765 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
16766 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
16767 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
16768 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
16769 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
16770 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
16771 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
16772 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
16773 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
16774 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
16775 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
16776 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
16777 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
16778 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
16779 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
16780 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
16781 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
16782 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
16783 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
16784 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
16785 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
16786 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
16787 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
16788 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
16789 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
16790 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
16791 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
16792 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
16793 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
16794 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
16795 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
16796 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
16797 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
16798 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
16799 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
16800 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
16801 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
16802 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
16803 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
16804 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16805 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16806 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16807 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16808 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16809 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16810 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16811 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16812 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16813 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16814 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16815 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16816 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16817 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16818 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16819 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16820 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16821 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16822 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16823 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16824 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16825 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16826 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16827 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16828 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16829 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16830 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16831 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16832 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16833 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16834 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16835 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16836 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16837 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16838 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16839 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16840 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16841 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16842 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16843 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16844 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16845 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16846 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16847 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16848 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16849 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16850 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16851 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16852 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16853 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16854 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16855 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16856 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16857 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16858 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16859 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16860 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16861 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16862 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16863 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16864 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16865 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16866 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16867 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16868 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16869 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16870 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16871 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16872 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16873 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16874 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16875 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16876 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16877 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16878 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16879 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16880 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16881 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16882 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16883 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16884 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16885 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16886 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16887 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16888 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16889 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16890 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16891 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16892 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16893 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16894 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16895 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16896 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16897 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16898 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16899 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16900 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16901 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16902 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16903 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16904 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16905 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16906 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16907 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16908 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16909 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16910 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16911 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16912 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16913 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16914 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16915 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16917 (mips_get_builtin_decl_index): New array.
16918 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16919 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16920 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16921 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16922 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16924 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16926 (mips_expand_builtin_insn): Prepare operands for
16927 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16928 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16929 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16930 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16931 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16932 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16933 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16934 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16935 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16936 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16937 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16938 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16939 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16940 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16941 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16942 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16943 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16944 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16945 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16946 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16947 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16948 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16949 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16950 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16951 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16952 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16953 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16954 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16955 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16956 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16957 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16958 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16959 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16960 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16961 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16962 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16963 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16964 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16965 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16966 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16967 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16968 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16969 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16970 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16971 These are set implicitly and an error is reported if overridden.
16972 (mips_expand_builtin_msa_test_branch): New function.
16973 (mips_expand_msa_shuffle): Likewise.
16974 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16975 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16976 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16977 (mips_expand_vec_unpack): Add support for MSA.
16978 (mips_expand_vector_init): Likewise.
16979 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16980 instead of const0_rtx.
16981 (mips_msa_vec_parallel_const_half): New function.
16982 (mips_gen_const_int_vector): Likewise.
16983 (mips_gen_const_int_vector_shuffle): Likewise.
16984 (mips_expand_msa_cmp): Likewise.
16985 (mips_expand_vec_cond_expr): Likewise.
16986 * config/mips/mips.h
16987 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16988 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16990 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16991 (ISA_HAS_MSA): New macro.
16992 (UNITS_PER_MSA_REG): Likewise.
16993 (BITS_PER_MSA_REG): Likewise.
16994 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16995 (MSA_REG_FIRST): New macro.
16996 (MSA_REG_LAST): Likewise.
16997 (MSA_REG_NUM): Likewise.
16998 (MSA_REG_P): Likewise.
16999 (MSA_REG_RTX_P): Likewise.
17000 (MSA_SUPPORTED_MODE_P): Likewise.
17001 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
17002 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
17003 * config/mips/mips.md: Include mips-msa.md.
17004 (alu_type): Add simd_add.
17005 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
17006 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
17007 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
17008 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
17009 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
17010 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
17011 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
17012 simd_move, simd_load, simd_store. Choose "multi" for moves
17014 (qword_mode): New attribute.
17015 (insn_count): Add instruction count for quad moves.
17016 Increase the count for MIPS SIMD division.
17017 (UNITMODE): Add UNITMODEs for vector types.
17018 (addsub): New code iterator.
17019 * config/mips/mips.opt (mmsa): New option.
17020 * config/mips/msa.h: New file.
17021 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
17023 * config/mips/mti-linux.h: Likewise.
17024 * config/mips/predicates.md
17025 (const_msa_branch_operand): New constraint.
17026 (const_uimm3_operand): Likewise.
17027 (const_uimm4_operand): Likewise.
17028 (const_uimm5_operand): Likewise.
17029 (const_uimm8_operand): Likewise.
17030 (const_imm5_operand): Likewise.
17031 (aq10b_operand): Likewise.
17032 (aq10h_operand): Likewise.
17033 (aq10w_operand): Likewise.
17034 (aq10d_operand): Likewise.
17035 (const_m1_operand): Likewise.
17036 (reg_or_m1_operand): Likewise.
17037 (const_exp_2_operand): Likewise.
17038 (const_exp_4_operand): Likewise.
17039 (const_exp_8_operand): Likewise.
17040 (const_exp_16_operand): Likewise.
17041 (const_vector_same_val_operand): Likewise.
17042 (const_vector_same_simm5_operand): Likewise.
17043 (const_vector_same_uimm5_operand): Likewise.
17044 (const_vector_same_uimm6_operand): Likewise.
17045 (const_vector_same_uimm8_operand): Likewise.
17046 (par_const_vector_shf_set_operand): Likewise.
17047 (reg_or_vector_same_val_operand): Likewise.
17048 (reg_or_vector_same_simm5_operand): Likewise.
17049 (reg_or_vector_same_uimm6_operand): Likewise.
17050 * doc/extend.texi (MIPS SIMD Architecture Functions): New
17052 * doc/invoke.texi (-mmsa): Document new option.
17054 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17056 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
17057 * configure: Regenerate.
17058 * config.in: Regenerate.
17059 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
17060 on -fvtable-verify.
17061 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
17062 (ENDFILE_VTV_SPEC): Define.
17064 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
17066 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
17067 registers in all interrupt handlers if necessary.
17068 (rl78_option_override): Add warning.
17069 (MUST_SAVE_MDUC_REGISTERS): New macro.
17070 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
17071 * config/rl78/rl78.c (check_mduc_usage): New function.
17072 (mduc_regs): New structure to hold MDUC register data.
17073 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
17074 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
17075 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
17076 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
17077 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
17078 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
17080 2016-05-09 Bin Cheng <bin.cheng@arm.com>
17082 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
17083 (tree-ssa-loop-niter.h): Ditto.
17084 (idx_within_array_bound, ref_within_array_bound): New functions.
17085 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
17086 Factor out check on writable base object to ...
17087 (base_object_writable): ... here.
17089 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17091 * config/arm/arm.md (probe_stack): Add modes to set source
17094 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
17096 * regrename.c (base_reg_class_for_rename): New static function.
17097 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
17099 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
17101 * cgraph.c (thunk_adjust): Export.
17102 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
17103 * cgraphunit.c (thunk_adjust): Export.
17104 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
17106 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
17108 * tree-inline.c (expand_call_inline): Expand thunks inline.
17110 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
17113 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
17114 (*sse2_vd_cvtss2sd): Ditto.
17115 * config/i386/i386.md
17116 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
17117 Generate *sse2_vd_cvtsd2ss pattern.
17118 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
17119 Generate *sse2_vd_cvtss2sd pattern.
17121 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17123 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
17124 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
17127 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17129 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
17130 * config/sh/sh.c: Define and declare variables on first use throughout
17132 (current_function_interrupt): Change to bool type.
17133 (frame_insn): Rename to emit_frame_insn and update users.
17134 (push_regs): Use bool for 'interrupt_handler' argument.
17135 (save_schedule_s): Remove.
17136 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
17137 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
17138 targetm.asm_out.unaligned_op.di.
17139 (gen_far_branch): Remove redundant forward declaration.
17140 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
17141 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
17142 (sh_set_return_address, sh_function_ok_for_sibcall,
17143 scavenge_reg): Update comments.
17144 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
17145 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
17146 (sh_attr_renesas_p): Remove unnecessary parentheses.
17147 (branch_dest): Simplify.
17148 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
17149 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
17150 (CUMULATIVE_ARGS): Change macro to typedef.
17151 (current_function_interrupt): Change to bool type.
17152 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
17153 Surround with __cplusplus ifdef.
17154 (sh_compare_op0, sh_compare_op1): Remove.
17155 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
17157 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
17159 * config/arm/arm.md: (arch): Add neon.
17160 (arch_enabled): Return yes for arch neon when TARGET_NEON.
17161 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
17162 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
17163 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
17164 attributes for alt renumbering. Mark alt 3 as non-predicable.
17165 (thumb2_movdf_vfp): Likewise.
17167 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
17169 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
17170 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
17171 (*andqi_1): Add preferred_for_speed attribute to disparage
17172 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
17173 (*<code>qi_1): Ditto.
17174 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
17175 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
17176 (*ashlqi3_1): Ditto.
17177 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
17178 Add preferred_for_size attribute to disparage alternative 0 and
17179 preferred_for_speed attribute to disparage alternative 1 for
17180 TARGET_PARTIAL_REG_STALL targets.
17182 2016-05-07 Tom de Vries <tom@codesourcery.com>
17184 PR tree-optimization/70956
17185 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
17188 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
17190 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
17191 * config/sh/sh.c (sh_cbranch_distance): Implement it.
17192 * config/sh/sh.md (branch_zero): Remove define_attr.
17193 (define_delay): Disable delay slot if branch distance is one insn.
17195 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17197 * config/i386/i386.md (LEAMODE): New mode attribute.
17198 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
17199 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
17200 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
17201 operand 2 predicate.
17202 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
17203 (*lea<mode>_general_3): Ditto.
17204 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
17206 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17208 * genmddump.c (main): Convert argv from char ** to const char **.
17210 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17212 * coretypes.h (OVERRIDE): New macro.
17213 (FINAL): New macro.
17215 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
17217 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
17218 allow coalescing if the types are compatible.
17220 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17222 * pass_manager.h (pass_manager::register_pass_name): New method.
17223 (pass_manager::get_pass_by_name): New method.
17224 (pass_manager::create_pass_tab): New method.
17225 (pass_manager::m_name_to_pass_map): New field.
17226 * passes.c (name_to_pass_map): Delete global in favor of field
17227 "m_name_to_pass_map" of pass_manager.
17228 (register_pass_name): Rename from a function to...
17229 (pass_manager::register_pass_name): ...this method, updating
17230 for renaming of global "name_to_pass_map" to field
17231 "m_name_to_pass_map".
17232 (create_pass_tab): Rename from a function to...
17233 (pass_manager::create_pass_tab): ...this method, updating
17234 for renaming of global "name_to_pass_map" to field.
17235 (get_pass_by_name): Rename from a function to...
17236 (pass_manager::get_pass_by_name): ...this method.
17237 (enable_disable_pass): Convert use of get_pass_by_name to
17238 a method call, locating the pass_manager singleton.
17240 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17242 * genattr-common.c (main): Convert argv from char ** to const char **.
17243 * genattr.c (main): Likewise.
17244 * genattrtab.c (main): Likewise.
17245 * genautomata.c (initiate_automaton_gen): Likewise.
17247 * gencodes.c (main): Likewise.
17248 * genconditions.c (main): Likewise.
17249 * genconfig.c (main): Likewise.
17250 * genconstants.c (main): Likewise.
17251 * genemit.c (main): Likewise.
17252 * genenums.c (main): Likewise.
17253 * genextract.c (main): Likewise.
17254 * genflags.c (main): Likewise.
17255 * genmddeps.c (main): Likewise.
17256 * genopinit.c (main): Likewise.
17257 * genoutput.c (main): Likewise.
17258 * genpeep.c (main): Likewise.
17259 * genpreds.c (main): Likewise.
17260 * genrecog.c (main): Likewise.
17261 * gensupport.c (init_rtx_reader_args_cb): Likewise.
17262 (init_rtx_reader_args): Likewise.
17263 * gensupport.h (init_rtx_reader_args_cb): Likewise.
17264 (init_rtx_reader_args): Likewise.
17265 * gentarget-def.c (main): Likewise.
17266 * read-md.c (read_md_files): Likewise.
17267 * read-md.h (read_md_files): Likewise.
17269 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17271 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
17272 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
17273 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
17274 Remove unused predicate.
17275 (register_and_not_fp_reg_operand): Ditto.
17277 2016-05-06 Martin Liska <mliska@suse.cz>
17279 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
17280 instead of vec as the vector is local to the function.
17282 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17284 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
17285 avx512bw alternative.
17287 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
17288 before the ashr<mode>3 pattern.
17290 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
17291 v instead of x in vex or maybe_vex alternatives, use
17292 maybe_evex instead of vex in prefix.
17294 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
17295 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
17296 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
17297 in vex or maybe_vex alternatives, use maybe_evex instead of vex
17300 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
17301 v instead of x in vex or maybe_vex alternatives, use
17302 maybe_evex instead of vex in prefix.
17304 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
17305 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
17306 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
17307 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
17308 alternatives, use maybe_evex instead of vex in prefix.
17310 * config/i386/sse.md (vec_interleave_lowv4sf,
17311 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
17312 v instead of x in vex or maybe_vex alternatives, use
17313 maybe_evex instead of vex in prefix.
17315 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
17316 v instead of x in vex or maybe_vex alternatives, use
17317 maybe_evex instead of vex in prefix.
17319 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
17320 v constraint instead of x.
17322 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
17324 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
17325 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
17328 2016-05-06 Richard Biener <rguenther@suse.de>
17330 PR tree-optimization/70948
17331 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
17332 Properly clobber all fields of va_list for __builtin_va_start.
17334 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17337 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
17338 loop latch destination.
17340 2016-05-06 Martin Liska <mliska@suse.cz>
17342 * tree-ssa-uninit.c: Apply manual changes
17343 to the GNU coding style.
17344 (prune_uninit_phi_opnds): Rename from
17345 prune_uninit_phi_opnds_in_unrealizable_paths.
17347 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17349 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
17350 mspace): Remove deprecated options.
17351 * doc/invoke.texi (SH options): Remove -mspace.
17353 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17355 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
17357 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17359 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
17360 corresponding combine split pattern.
17362 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17365 * config/sh/predicates.md (long_displacement_mem_operand): New.
17366 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
17367 Add movi20, movi20s alternatives. Adjust length attribute for
17369 (movsi_ie): Allow for any FPU. Adjust length attribute for
17371 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
17372 attribute for alternatives.
17373 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
17374 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
17375 length attribute for alternatives.
17377 2016-05-06 Richard Biener <rguenther@suse.de>
17379 PR tree-optimization/70960
17380 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
17382 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17385 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
17386 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
17388 2016-05-06 Marek Polacek <polacek@redhat.com>
17391 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
17393 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17396 * config/sh/sh.md (*rotcr): Add another variant.
17398 2016-05-06 Richard Biener <rguenther@suse.de>
17400 PR middle-end/70931
17401 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
17403 2016-05-06 Richard Biener <rguenther@suse.de>
17405 PR middle-end/70941
17406 * fold-const.c (split_tree): Always convert to the original type
17409 2016-05-06 Richard Biener <rguenther@suse.de>
17411 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
17412 (fwprop_addr): Likewise.
17414 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17417 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
17419 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
17420 * config/i386/i386.md (push mem splitter): Use find_constant_src in
17421 the splitter condition.
17422 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
17423 the splitter condition.
17424 (FP float_extend load splitter): Ditto.
17426 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
17428 * config/i386/i386.md (peehole2 patterns): Change true_regnum
17429 to REGNO in all peephole2 patterns.
17430 (post-reload splitters): Change true_regnum to REGNO in
17431 post-reload splitters.
17432 (zero_extend splitters): Use general_reg_operand and
17433 nonimmediate_gr_operand predicates.
17435 2016-05-05 Jakub Jelinek <jakub@redhat.com>
17437 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
17438 v constraint instead of x.
17440 2016-05-05 Alan Modra <amodra@gmail.com>
17443 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
17444 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
17445 TARGET_NO_FP_IN_TOC for -mrelocatable.
17446 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
17447 TARGET_RELOCATABLE test.
17448 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17449 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17450 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17451 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17452 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17453 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17454 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17455 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17456 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17457 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17459 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
17460 (rs6000_stack_info): Likewise.
17461 (rs6000_elf_asm_out_constructor): Likewise.
17462 (rs6000_elf_asm_out_destructor): Likewise.
17463 (rs6000_elf_declare_function_name): Likewise.
17464 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
17465 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
17468 2016-05-05 Alan Modra <amodra@gmail.com>
17470 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
17472 2016-05-05 Alan Modra <amodra@gmail.com>
17474 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
17475 out-of-line gpr restore for one or two regs if that would add
17478 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
17481 * config/i386/i386.md
17482 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
17483 Change to post-epilogue_completed late splitter. Use sse_reg_operand
17484 as operand 0 predicate.
17485 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
17487 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
17488 Ditto. Emit the pattern using RTX.
17490 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
17491 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
17492 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
17493 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
17495 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
17496 sse_reg_operand as operand 0 predicate.
17498 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
17499 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
17500 instead of gen_rtx_REG.
17501 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
17504 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17506 * function.c (emit_use_return_register_into_block): Delete.
17507 (gen_return_pattern): Delete.
17508 (emit_return_into_block): Delete.
17509 (active_insn_between): Delete.
17510 (convert_jumps_to_returns): Delete.
17511 (emit_return_for_exit): Delete.
17512 (thread_prologue_and_epilogue_insns): Delete all code dealing with
17513 simple_return for shrink-wrapped blocks.
17514 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
17515 end of blocks that need one.
17516 (get_unconverted_simple_return): Delete.
17517 (convert_to_simple_return): Delete.
17518 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
17519 (convert_to_simple_return): Ditto.
17521 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17523 * cfgcleanup.c (bb_is_just_return): New function.
17524 (try_optimize_cfg): Simplify jumps to return, branches to return,
17525 and branches around return.
17527 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17529 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
17530 branch to a return.
17532 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17536 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
17537 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
17538 assert flags & OEP_HASH_CHECK, instead of asserting it
17539 never happens. Handle TARGET_EXPR.
17540 * fold-const.c (operand_equal_p): For hash verification,
17541 or in OEP_HASH_CHECK into flags.
17543 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17545 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17547 (compute_samebase_partition_bases): Fix typo.
17549 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17551 * config/i386/sse.md (vec_interleave_highv8sf,
17552 vec_interleave_lowv8sf, vec_interleave_highv4df,
17553 vec_interleave_lowv4df): Remove constraints from expanders.
17555 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17557 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17559 * tree-inline.c (expand_call_inline): Fix path dealing with
17560 making lhs of call statement undefined.
17562 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17564 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17565 Check availability on NODE, too.
17566 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17567 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17568 (varpool_node::call_for_symbol_and_aliase): Likewise.
17569 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17570 (propagate_pure_const): Propagate across interposable functions, too.
17571 (skip_function_for_local_pure_const): Do not skip interposable bodies
17573 (pass_local_pure_const::execute): Update.
17575 2016-05-04 Marek Polacek <polacek@redhat.com>
17577 * doc/invoke.texi: Document -Wdangling-else.
17579 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17581 * config.gcc: Error out when conflicting multilib is detected. Do not
17582 loop over multilibs since no combination is legal.
17584 2016-05-04 Alan Modra <amodra@gmail.com>
17586 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17587 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17588 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17591 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17593 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17594 Clean up p5600 comments.
17596 2016-05-04 Richard Biener <rguenther@suse.de>
17598 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17599 constructor simplifications.
17600 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17602 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17604 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17605 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17606 result.set_rtx is null instead of aborting.
17607 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17609 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17610 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17611 *mov<mode>_store_postinc): New patterns.
17613 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17615 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17616 as commutative. Check both conversions are NOP.
17617 ((A & B) OP (C & B)): Remove.
17619 2016-05-04 Alan Modra <amodra@gmail.com>
17621 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17623 2016-05-04 Alan Modra <amodra@gmail.com>
17626 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17627 when cr2,3,4 are all fixed regs.
17629 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17631 PR rtl-optimization/57193
17632 * opts.c (default_options_table): Revert OPT_frename_registers change.
17633 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17635 2016-05-03 Martin Sebor <msebor@redhat.com>
17638 * builtins.c (fold_builtin_FILE): New function.
17639 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17640 (fold_builtin_0): Call them.
17641 * gimplify.c (gimplify_call_expr): Remove the handling of
17642 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17645 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17646 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17650 * doc/extend.texi (Function Names as Strings): Update __func__,
17651 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17654 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17655 Richard Biener <rguenther@suse.de>
17657 PR tree-optimization/70916
17658 * tree-if-conv.c: Include cfganal.h.
17659 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17660 and remove_fake_exit_edges around the optimization pass.
17662 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17664 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17665 (cgraph_edge::make_direct): Likewise.
17666 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17667 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17668 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17669 (CIF_THUNK): New code.
17670 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17671 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17672 (compute_inline_parameters): Set inline_failed for thunks.
17673 (inline_analyze_function): Cleanup.
17674 * ipa-inline.c (can_inline_edge_p): Do not deal with
17675 call_stmt_cannot_inline_p.
17676 (can_early_inline_edge_p): Likewise.
17677 (early_inliner): Initialize inline_failed.
17678 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17680 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17682 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17683 from nonimm_ssenomem_operand.
17684 (nonimm_ssenomem_operand): New predicate.
17685 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17686 as operand 0 predicate.
17687 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17688 Disable unsupported alternatives using "enabled" attribute.
17689 Use register_ssemem_operand as operand 0 predicate.
17690 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17692 2016-05-03 Marek Polacek <polacek@redhat.com>
17695 * input.c (expansion_point_location): New function.
17696 * input.h (expansion_point_location): Declare.
17698 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17700 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17701 occurence with frame_offset_ ones.
17703 2016-05-03 Alan Modra <amodra@gmail.com>
17705 PR rtl-optimization/70890
17706 * ira.c (combine_and_move_insns): When moving def_insn, remove
17707 equivs on use_insn.
17709 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17711 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17712 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17713 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17714 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
17716 2016-05-03 Alan Modra <amodra@gmail.com>
17718 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
17719 for SAVE_MULTIPLE/STORE_MULTIPLE.
17721 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17723 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
17724 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
17726 2016-05-03 Richard Biener <rguenther@suse.de>
17728 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
17730 (gimplify_arg): Likewise.
17731 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
17732 re-writing the result to a decl if required.
17733 (internal_get_tmp_var): Add allow_ssa parameter
17734 and override into_ssa with it.
17735 (get_formal_tmp_var): Adjust.
17736 (get_initialized_tmp_var): Add allow_ssa parameter.
17737 (gimplify_arg): Add allow_ssa parameter and avoid generating
17738 SSA names for the result false.
17739 (gimplify_call_expr): If the call may return twice do not
17740 gimplify parameters into SSA.
17741 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
17742 (gimplify_modify_expr): Adjust assert. For noreturn calls
17743 with a SSA name LHS adjust its def.
17744 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
17745 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
17746 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
17747 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
17748 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
17749 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
17750 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
17751 (optimize_target_teams): Do not allow SSA names for clause operands.
17752 (gimplify_expr): Likewise for where we mark the result addressable.
17753 * passes.def (pass_init_datastructures): Remove.
17754 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
17755 (rewrite_stmt): Likewise.
17756 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
17757 (replace_locals_op): Replace SSA names.
17758 (copy_gimple_seq_and_replace_locals): Init src_cfun.
17759 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
17760 * cgraph.c (release_function_body): Free CFG annotations only
17761 when we have a CFG. Simplify.
17762 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
17763 force_gimple_operand instead of get_initialized_tmp_var.
17764 * tree-pass.h (make_pass_init_datastructures): Remove.
17765 * tree-ssa.c (execute_init_datastructures): Remove.
17766 (pass_data_init_datastructures): Likewise.
17767 (class pass_init_datastructures): Likewise.
17768 (make_pass_init_datastructures): Likewise.
17769 * omp-low.c (create_omp_child_function): Init SSA data structures.
17770 (grid_expand_target_grid_body): Likewise.
17771 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
17772 name before adding it to names_to_release.
17773 (remove_bb): Always release SSA defs.
17774 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
17775 before dereferencing it.
17776 * cgraphunit.c (init_lowered_empty_function): Always
17777 int SSA data structures.
17778 * tree-ssanames.c (release_defs): Remove assert that we are in
17780 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
17782 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17783 Uros Bizjak <ubizjak@gmail.com>
17785 PR rtl-optimization/70467
17786 * config/i386/predicates.md (x86_64_hilo_int_operand,
17787 x86_64_hilo_general_operand): New predicates.
17788 * config/i386/constraints.md (Wd): New constraint.
17789 * config/i386/i386.md (mode attr di): Use Wd instead of e.
17790 (general_hilo_operand): New mode attr.
17791 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
17792 instead of <general_operand>.
17793 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
17794 x86_64_hilo_general_operand instead of <general_operand>.
17796 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17798 PR tree-optimization/70916
17799 * tree-if-conv.c (constant_or_ssa_name): Removed.
17800 (fold_build_cond_expr): Use is_gimple_val instead of
17801 constant_or_ssa_name.
17803 PR tree-optimization/70916
17804 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17805 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17808 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17809 (optimize_atomic_bit_test_and): New function.
17810 (pass_fold_builtins::execute): Use it.
17811 * optabs.def (atomic_bit_test_and_set_optab,
17812 atomic_bit_test_and_complement_optab,
17813 atomic_bit_test_and_reset_optab): New optabs.
17814 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17815 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17816 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17817 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17818 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17819 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17820 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17821 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17822 atomic_bit_test_and_complement@var{mode},
17823 atomic_bit_test_and_reset@var{mode}): Document.
17824 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17825 atomic_bit_test_and_complement<mode>,
17826 atomic_bit_test_and_reset<mode>): New expanders.
17827 (atomic_bit_test_and_set<mode>_1,
17828 atomic_bit_test_and_complement<mode>_1,
17829 atomic_bit_test_and_reset<mode>_1): New insns.
17831 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17833 PR rtl-optimization/70687
17834 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17835 instead of unsigned HOST_WIDE_INT.
17837 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17839 PR rtl-optimization/44281
17840 * hard-reg-set.h (struct target_hard_regs): New field
17841 x_fixed_nonglobal_reg_set.
17842 (fixed_nonglobal_reg_set): New macro.
17843 * reginfo.c (init_reg_sets_1): Initialize it.
17844 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17846 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17848 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17850 PR tree-optimization/56541
17851 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17852 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17853 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17854 (any_complicated_phi): new static variable.
17855 (aggressive_if_conv): delete.
17856 (if_convertible_phi_p): support phis with more than two arguments.
17857 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17858 critical pred edges.
17859 (ifcvt_split_critical_edges): support phis with more than two
17860 arguments by checking new parameter. only split critical edges
17862 (tree_if_conversion): handle simd pragma marked loop using new
17863 local variable aggressive_if_conv. check any_complicated_phi.
17865 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17867 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17870 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17872 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17875 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17877 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17878 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17879 define_insn_and_split.
17880 (mulsi3_i): New define_insn_and_split.
17881 (mulsi3_call): Convert to define_insn.
17882 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17883 Remove constraints.
17885 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17887 * machmode.h (mode_complex): Add support to give the complex mode
17889 (GET_MODE_COMPLEX_MODE): Likewise.
17890 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17891 stored by build_complex_type and gfc_build_complex_type instead of
17892 trying to figure out the appropriate mode based on the size. Raise
17893 an assertion error, if the type was not set.
17894 * genmodes.c (struct mode_data): Add field for the complex type of
17896 (blank_mode): Likewise.
17897 (make_complex_modes): Remember the complex mode created in the
17899 (emit_mode_complex): Write out the mode_complex array to map a
17900 type mode to the complex version.
17901 (emit_insn_modes_c): Likewise.
17902 * tree.c (build_complex_type): Set the complex type to use before
17903 calling layout_type.
17904 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17905 support for __float128 complex datatypes.
17906 (rs6000_hard_regno_mode_ok): Likewise.
17907 (rs6000_setup_reg_addr_masks): Likewise.
17908 (rs6000_complex_function_value): Likewise.
17909 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17910 __float128 and __ibm128 complex.
17911 (FLOAT128_IBM_P): Likewise.
17912 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17913 * doc/extend.texi (Additional Floating Types): Document that
17914 -mfloat128 must be used to enable __float128. Document complex
17915 __float128 and __ibm128 support.
17917 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17920 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17921 char/short arguments promoted to int because of promote_prototypes.
17923 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17925 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17926 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17927 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17928 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17929 alternatives using "enabled" attribute. Use register_ssemem_operand
17930 as operand 1 predicate.
17931 (*cmpi<unord>xf_i387): Split XFmode pattern from
17932 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17933 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17934 *absneg<mode>2_i387. Disable unsupported alternatives using
17935 "enabled" attribute.
17936 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17938 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17940 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17942 (oacc_loop_process): Check mask for loop termination.
17944 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17946 * cif-code.def (CIF_THUNK): Add.
17947 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17950 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17952 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17953 (dump_inline_summary): Dump it.
17954 (fp_expression_p): New predicate.
17955 (estimate_function_body_sizes): Use it.
17956 (inline_merge_summary): Merge fp_expressions.
17957 (inline_read_section): Read fp_expressions.
17958 (inline_write_summary): Write fp_expressions.
17959 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17960 codegen boundary if either caller or callee is !fp_expressions.
17961 * ipa-inline.h (inline_summary): Add fp_expressions.
17962 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17963 to fp_expressions be sure the fp generation flags are updated.
17965 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17967 PR rtl-optimization/70467
17968 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17970 PR rtl-optimization/70467
17971 * ipa-pure-const.c (check_call): Handle internal calls even in
17972 ipa mode like in local mode.
17974 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17976 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17978 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17980 * match.pd (X u< X, X u> X): New transformations.
17982 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17984 * flag-types.h (enum warn_strict_overflow_code): Move ...
17985 * coretypes.h: ... here.
17986 * fold-const.h (fold_overflow_warning): Declare.
17987 * fold-const.c (fold_overflow_warning): Make non-static.
17988 (fold_comparison): Move the transformation of X +- C1 CMP C2
17989 into X CMP C2 -+ C1 ...
17990 * match.pd: ... here.
17991 * gimple-fold.c (fold_stmt_1): Protect with
17992 fold_defer_overflow_warnings.
17994 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17996 * omp-low.c (struct oacc_loop): Add 'inner' field.
17997 (new_oacc_loop_raw): Initialize it to zero.
17998 (oacc_loop_fixed_partitions): Initialize it.
17999 (oacc_loop_auto_partitions): Partition outermost loop to outermost
18000 available partitioning.
18002 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18004 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
18006 (umulsidi3): Likewise.
18007 (indirect_jump): Fix jump instruction assembly patterns.
18009 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
18012 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
18013 (nvptx_function_value): Assert non-NULL cfun.
18015 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
18017 PR rtl-optimization/70886
18018 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
18020 * cselib.h (rtx_equal_for_cselib_1): Declare.
18021 (rtx_equal_for_cselib_p: New inline function.
18022 * cselib.c (rtx_equal_for_cselib_p): Delete.
18023 (rtx_equal_for_cselib_1): Make public.
18025 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18027 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
18028 (register_mixssei387nonimm_operand): Remove predicate.
18029 * config/i386/i386.md (*fop_<mode>_comm): Merge from
18030 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
18031 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
18032 for TARGET_MIX_SSE_I387 alternatives.
18033 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
18034 Disable unsupported alternatives using "enabled" attribute. Use
18035 nonimm_ssenomem_operand as operand 1 predicate. Also check
18036 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
18038 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18040 * tree.c (cst_and_fits_in_hwi): Simplify.
18042 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18044 * tree.h (wi::to_wide): New function.
18045 * expr.c (expand_expr_real_1): Use wi::to_wide.
18046 * fold-const.c (int_const_binop_1): Likewise.
18047 (extract_muldiv_1): Likewise.
18049 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18051 * wide-int.h: Update offset_int and widest_int documentation.
18052 (WI_SIGNED_SHIFT_RESULT): New macro.
18053 (wi::binary_shift): Define signed_shift_result_type for
18054 shifts on offset_int- and widest_int-like types.
18055 (generic_wide_int): Support <<= and >>= if << and >> are supported.
18056 * tree.h (int_bit_position): Use shift operators instead of wi::
18058 * alias.c (adjust_offset_for_component_ref): Likewise.
18059 * expr.c (get_inner_reference): Likewise.
18060 * fold-const.c (fold_comparison): Likewise.
18061 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
18062 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
18063 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18064 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
18065 (stmt_kills_ref_p): Likewise.
18066 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
18067 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
18068 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18069 (ao_ref_init_from_vn_reference): Likewise.
18071 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18073 * wide-int.h: Update offset_int and widest_int documentation.
18074 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
18075 (wi::binary_traits): Allow ordered comparisons between offset_int and
18076 offset_int, between widest_int and widest_int, and between either
18077 of these types and basic C types.
18078 (operator <, <=, >, >=): Define for the same combinations.
18079 * tree.h (tree_int_cst_lt): Use comparison operators instead
18080 of wi:: comparisons.
18081 (tree_int_cst_le): Likewise.
18082 * gimple-fold.c (fold_array_ctor_reference): Likewise.
18083 (fold_nonarray_ctor_reference): Likewise.
18084 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
18085 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
18086 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
18087 * tree-sra.c (completely_scalarize): Likewise.
18088 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
18089 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
18090 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
18091 (check_for_binary_op_overflow): Likewise.
18092 (search_for_addr_array): Likewise.
18093 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
18095 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18097 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
18098 (arc_save_restore): Likewise.
18099 (arc_dwarf_register_span): Likewise.
18100 (arc_output_pic_addr_const): Initialize suffix variable.
18102 2016-05-02 Martin Liska <mliska@suse.cz>
18104 * symbol-summary.h (function_summary::function_summary):
18105 Remove checking assert for all cgraph nodes.
18106 (function_summary::get): Check summary_uid.
18107 (symtab_insertion): Check summary_uid.
18109 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18111 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
18112 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
18113 bmaskn instruction.
18114 (arc_dwarf_register_span): Remove enum keyword.
18115 (compact_memory_operand_p): New function.
18116 * config/arc/arc.h (reg_class): Add code density register classes.
18117 (REG_CLASS_NAMES): Likewise.
18118 (REG_CLASS_CONTENTS): Likewise.
18119 * config/arc/arc.md (*movqi_insn): Add code density instructions.
18120 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
18121 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
18122 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
18123 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
18125 (h, Rcd, Rsd, Rzd): New register constraints.
18126 (T): Use compact_memory_operand_p function.
18127 * config/arc/predicates.md (compact_load_memory_operand): Remove.
18129 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18131 * config/sh/sh.md (*negnegt, *movtt): Remove.
18133 2016-05-02 Marek Polacek <polacek@redhat.com>
18134 Tom de Vries <tom@codesourcery.com>
18136 PR tree-optimization/70700
18137 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
18138 bigger than FIRST_REF_NODE.
18140 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18143 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
18145 (prepare_cbranch_operands): Don't use scratch register. Assume that
18146 function is used when pseudos can be created.
18147 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
18148 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
18149 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
18150 define_expand. Allow it only when pseudos can be created.
18151 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
18153 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
18155 * config/i386/constraints.md (BC): Only allow -1 operands.
18156 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
18157 Add "enabled" attribute. Update XI mode attribute calculation.
18158 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
18159 (*movoi_internal_avx): Update XI mode attribute calculation.
18160 (*movti_internal): Ditto.
18162 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18164 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
18165 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
18167 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
18169 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
18170 statement on instruction code. Remove trailing spaces.
18171 (altivec_expand_stv_builtin): Likewise.
18173 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18175 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
18176 (TARGET_FPU_DOUBLE): Simplify.
18177 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
18178 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
18179 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
18180 with 'TARGET_FPU_DOUBLE'.
18181 * config/sh/sh.md: Likewise.
18183 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
18185 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
18186 SH_DIV_STR_FOR_SIZE): Remove.
18187 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
18188 SH_DIV_STR_FOR_SIZE): Remove.
18190 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18192 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
18193 logical_reg_operand): Delete.
18194 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
18195 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
18196 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
18197 match_operand and match_test.
18198 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
18199 variables on their first use. Return bool values.
18200 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
18201 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
18202 arith_reg_operand for input operand. Remove empty constraints.
18204 (*xorsi3_compact): Rename to xorsi3.
18205 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
18206 (*zero_extend<mode>si2_disp_mem): Update comment.
18209 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18211 * config/sh/t-sh: Remove SH5 support.
18212 * config.gcc: Likewise.
18213 * configure: Likewise.
18215 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18217 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
18219 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18221 * config/sh/sh.c (register_sh_passes, sh_option_override,
18222 sh_print_operand, prepare_move_operands,
18223 sh_can_follow_jump): Remove TARGET_SH1 checks.
18224 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
18225 PROMOTE_MODE): Likewise.
18226 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
18229 2016-04-30 Alan Modra <amodra@gmail.com>
18231 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
18232 restoring when fixed_reg_p, but allow out-of-line or stmw save.
18233 Check for user regs later to avoid unnecessary looping over regs.
18234 Merge user reg check with non-saved reg check. Don't force
18235 inline VR restore when static chain used.
18236 (rs6000_frame_related): Omit eh_frame info for user regs when
18238 (fixed_regs_p): Delete.
18240 2016-04-30 Alan Modra <amodra@gmail.com>
18242 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
18243 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
18246 2016-04-30 Alan Modra <amodra@gmail.com>
18249 * config/rs6000/rs6000.c (fixed_reg_p): New function.
18250 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
18253 2016-04-30 Alan Modra <amodra@gmail.com>
18255 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18256 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
18257 flag_pic test for Darwin.
18259 2016-04-30 Alan Modra <amodra@gmail.com>
18261 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
18262 throw_calls_crossed.
18263 (REG_FREQ_CALLS_CROSSED): Delete.
18264 (REG_N_THROWING_CALLS_CROSSED): Delete.
18265 * regstat.c (regstat_bb_compute_ri): Don't calculate
18266 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
18267 (dump_reg_info): Don't print call cross frequency.
18268 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
18269 and REG_N_THROWING_CALLS_CROSSED.
18271 2016-04-30 Alan Modra <amodra@gmail.com>
18273 * regs.h (struct reg_info_t): Delete live_length.
18274 (REG_LIVE_LENGTH): Delete macro.
18275 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
18276 local_live, local_processed and local_live_last_luid params.
18277 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
18279 (regstat_compute_ri): Adjust for above. Don't set
18281 (dump_reg_info): Don't print live length.
18282 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
18283 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
18284 Localize loop_depth var.
18286 2016-04-30 Alan Modra <amodra@gmail.com>
18288 * ira.c (enum valid_equiv): New.
18289 (validate_equiv_mem): Return enum.
18290 (update_equiv_mem): Create replacement in more cases.
18291 (add_store_equivs): Update validate_equiv_mem call.
18293 2016-04-30 Alan Modra <amodra@gmail.com>
18295 * ira.c (combine_and_move_insns): Rather than scanning insns,
18296 use DF infrastucture to find use and def insns.
18298 2016-04-30 Alan Modra <amodra@gmail.com>
18300 ira.c (combine_and_move_insns): Move invariant conditions..
18301 (ira.c): ..to here. Call combine_and_move_insns before
18302 add_store_equivs. Call grow_reg_equivs later. Allocate
18303 req_equiv later using max_reg_num() rather than global max_regno.
18304 (contains_replace_regs): Delete.
18305 (add_store_equivs): Remove contains_replace_regs test.
18307 2016-04-30 Alan Modra <amodra@gmail.com>
18309 * ira.c (struct equiv_mem_data): New.
18310 (equiv_mem, equiv_mem_modified): Delete static vars.
18311 (validate_equiv_mem_from_store): Use "data" param to communicate..
18312 (validate_equiv_mem): ..from here.
18314 2016-04-30 Alan Modra <amodra@gmail.com>
18316 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
18318 (update_reg_equivs): ..here. Move allocation and freeing of
18319 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
18320 end_alias_analysis to..
18323 2016-04-30 Alan Modra <amodra@gmail.com>
18325 * ira.c (pdx_subregs): Delete.
18326 (struct equivalence): Add pdx_subregs field.
18327 (set_paradoxical_subreg): Remove pdx_subregs param. Update
18328 pdx_subregs access.
18329 (update_equiv_regs): Don't create or free pdx_subregs. Update
18330 pdx_subregs access.
18332 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18334 * config/rs6000/altivec.h: Change definitions of vec_xl and
18336 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
18337 (LD_ELEMREV_V2DI): New.
18338 (LD_ELEMREV_V4SF): New.
18339 (LD_ELEMREV_V4SI): New.
18340 (LD_ELEMREV_V8HI): New.
18341 (LD_ELEMREV_V16QI): New.
18342 (ST_ELEMREV_V2DF): New.
18343 (ST_ELEMREV_V2DI): New.
18344 (ST_ELEMREV_V4SF): New.
18345 (ST_ELEMREV_V4SI): New.
18346 (ST_ELEMREV_V8HI): New.
18347 (ST_ELEMREV_V16QI): New.
18350 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18351 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
18352 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
18353 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
18354 (altivec_expand_builtin): Add handling for
18355 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
18356 (rs6000_invalid_builtin): Add error-checking for
18357 RS6000_BTM_P9_VECTOR.
18358 (altivec_init_builtins): Define builtins used to implement vec_xl
18360 (rs6000_builtin_mask_names): Define power9-vector.
18361 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
18362 (RS6000_BTM_P9_VECTOR): Define.
18363 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
18364 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
18365 (vsx_ld_elemrev_v2df): Likewise.
18366 (vsx_ld_elemrev_v4sf): Likewise.
18367 (vsx_ld_elemrev_v4si): Likewise.
18368 (vsx_ld_elemrev_v8hi): Likewise.
18369 (vsx_ld_elemrev_v16qi): Likewise.
18370 (vsx_st_elemrev_v2df): Likewise.
18371 (vsx_st_elemrev_v2di): Likewise.
18372 (vsx_st_elemrev_v4sf): Likewise.
18373 (vsx_st_elemrev_v4si): Likewise.
18374 (vsx_st_elemrev_v8hi): Likewise.
18375 (vsx_st_elemrev_v16qi): Likewise.
18376 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
18379 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
18381 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
18383 (simplify_control_stmt_condition_1): ... here. Recurse into
18384 BIT_AND_EXPRs and BIT_IOR_EXPRs.
18386 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
18389 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
18390 (zero_extendqi<mode>2_dot): Revert earlier conversion from
18391 define_insn_and_split to define_insn.
18392 (zero_extendqi<mode>2_dot2): Same.
18393 (extendqi<mode>2_dot): Same.
18394 (extendqi<mode>2_dot2): Same.
18396 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18398 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
18399 (probe_stack): New expander.
18400 (probe_stack_<mode>): New insn pattern.
18402 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18404 * config/i386/i386.md
18405 (operations with memory inputs setting flags peephole2):
18406 Remove uneeded REG_P checks. Cleanup pattern generation.
18408 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
18410 * tree-vect-loop.c (vect_transform_loop): Fix
18411 nb_iterations_upper_bound computation for vectorized loop.
18413 2016-04-29 Marek Polacek <polacek@redhat.com>
18414 Jakub Jelinek <jakub@redhat.com>
18417 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
18418 TARGET_EXPR_SLOT as a base.
18420 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
18422 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
18423 with 'rCm2' constraints to limit possible immediate size.
18424 (*load_zeroextendqisi_update): Likewise.
18425 (*load_signextendqisi_update): Likewise.
18426 (*loadhi_update): Likewise.
18427 (*load_zeroextendhisi_update): Likewise.
18428 (*load_signextendhisi_update): Likewise.
18429 (*loadsi_update): Likewise.
18430 (*loadsf_update): Likewise.
18432 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18434 * config/i386/predicates.md (constm1_operand): Fix comparison.
18436 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18438 * testsuite/gcc.target/arc/ieee_eq.c: New test.
18440 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
18442 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
18443 remaining SH5 related settings.
18444 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
18445 shmedia_prepare_call_address): Delete.
18446 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
18447 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
18448 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
18449 UNSUPPORTED_SH2A): Remove m5 checks.
18450 (sh_divide_strategy_e): Remove SH5 division strategies.
18451 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
18452 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
18454 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18456 * config/s390/s390.c (s390_rtx_costs): Update documentation.
18458 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18460 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
18461 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
18462 Change lder to ldr.
18463 * config/s390/vector.md ("mov<mode>"): Likewise.
18465 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
18467 * config/s390/constraints.md ("U", "W"): Invoke
18468 s390_mem_constraint with "ZR" and "ZT".
18469 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
18470 addresses when using LRA. Accept also short displacements for S
18471 and T constraints. Do not check for long displacement target for
18472 S and T constraints.
18473 (s390_mem_constraint): Remove handling of U and W constraints.
18474 * config/s390/s390.md (various patterns): Remove the short
18475 displacement constraints (Q and R) if a long displacement
18476 constraint is present. Add longdisp as required CPU capability.
18477 * config/s390/vector.md: Likewise.
18478 * config/s390/vx-builtins.md: Likewise.
18480 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18483 * reload1.c (reload): Call finish_spills before
18484 restarting reload loop. Skip select_reload_regs
18485 if update_eliminables_and_spill returns true.
18487 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18489 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
18490 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
18491 (umulhisi3_imm): Update predicates and constraint letters.
18492 (umulhisi3_reg): Declare instruction as commutative.
18493 * config/arc/constraints.md (J12, J16): New constraints.
18494 * config/arc/predicates.md (short_unsigned_const_operand): New
18496 (arc_short_operand): Likewise.
18497 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
18499 2016-04-29 Richard Biener <rguenther@suse.de>
18501 PR tree-optimization/13962
18502 PR tree-optimization/65686
18503 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
18504 * tree-ssa-alias.c (ptrs_compare_unequal): New function
18505 using PTA to compare pointers.
18506 * match.pd: Add pattern for pointer equality compare simplification
18507 using ptrs_compare_unequal.
18509 2016-04-29 Richard Biener <rguenther@suse.de>
18511 * stor-layout.c (layout_type): Do not build a pointer-to-element
18514 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18516 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
18517 Use SWI mode iterator. Use general_reg_operand predicate.
18518 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
18519 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
18522 2016-04-29 Jakub Jelinek <jakub@redhat.com>
18524 PR middle-end/70843
18525 * fold-const.c (operand_equal_p): Don't verify hash value equality
18527 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
18530 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18533 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
18534 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
18535 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
18536 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
18537 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18539 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18541 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18542 to info. Don't initialize separate fields to 0. Clean up
18545 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18547 * config/i386/i386.md (peephole2s for operations with memory inputs):
18548 Use SWI mode iterator.
18549 (peephole2s for operations with memory outputs): Ditto.
18550 Do not check for stack checking probe.
18552 (probe_stack): Remove expander.
18554 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18555 Andrew Burgess <andrew.burgess@embecosm.com>
18557 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18558 operands as 32-bits.
18560 2016-04-28 Jason Merrill <jason@redhat.com>
18562 * gdbinit.in: Skip line-map.h.
18564 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18565 Andrew Burgess <andrew.burgess@embecosm.com>
18567 * config/arc/arc.c (arc_conditional_register_usage): Take
18568 TARGET_RRQ_CLASS into account.
18569 (arc_print_operand): Support printing 'p' and 's' operands.
18570 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18572 (TARGET_RRQ_CLASS): Define.
18573 (IS_POWEROF2_OR_0_P): Define.
18574 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18576 (*tst_movb): New define_insn.
18577 (*tst): Avoid recognition if it could prevent '*tst_movb'
18578 combination; replace c/CnL with c/Chs alternative.
18579 (*tst_bitfield_tst): New define_insn.
18580 (*tst_bitfield_asr): New define_insn.
18581 (*tst_bitfield): New define_insn.
18582 (andsi3_i): Add Rrq variant.
18583 (extzv): New define_expand.
18584 (insv): New define_expand.
18585 (*insv_i): New define_insn.
18586 (*movb): New define_insn.
18587 (*movb_signed): New define_insn.
18588 (*movb_high): New define_insn.
18589 (*movb_high_signed): New define_insn.
18590 (*movb_high_signed + 1): New define_split pattern.
18591 (*mrgb): New define_insn.
18592 (*mrgb + 1): New define_peephole2 pattern.
18593 (*mrgb + 2): New define_peephole2 pattern.
18594 * config/arc/arc.opt (mbitops): New option for nps400, uses
18595 TARGET_NPS_BITOPS_DEFAULT.
18596 * config/arc/constraints.md (q): Make register class conditional.
18597 (Rrq): New register constraint.
18598 (Chs): New constraint.
18599 (Clo): New constraint.
18600 (Chi): New constraint.
18601 (Cbf): New constraint.
18602 (Cbn): New constraint.
18603 (C18): New constraint.
18604 (Cbi): New constraint.
18606 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18608 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18610 (bitmap_intersection_of_preds): Ditto.
18611 (bitmap_union_of_succs): Ditto.
18612 (bitmap_union_of_preds): Ditto.
18613 * sbitmap.c (do_popcount): Delete.
18614 (BITMAP_DEBUGGING): Delete.
18615 (sbitmap_verify_popcount): Delete.
18616 (sbitmap_alloc): Don't initialize the popcount field.
18617 (sbitmap_alloc_with_popcount): Delete.
18618 (sbitmap_resize): Don't resize the popcount array.
18619 (sbitmap_vector_alloc): Don't initialize the popcount field.
18620 (bitmap_copy): Don't copy the popcount array.
18621 (bitmap_clear): Don't clear the popcount array.
18622 (bitmap_clear): Delete the popcount array handling.
18623 (bitmap_ior_and_compl): Delete the popcount assert.
18624 (bitmap_not): Ditto.
18625 (bitmap_and_compl): Ditto.
18626 (bitmap_and): Delete the popcount array handling.
18627 (bitmap_xor): Ditto.
18628 (bitmap_ior): Ditto.
18629 (bitmap_or_and): Delete the popcount assert.
18630 (bitmap_and_or): Ditto.
18631 (popcount_table): Delete.
18632 (sbitmap_elt_popcount): Delete.
18633 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18634 (bitmap_set_bit): Delete the popcount assert.
18635 (bitmap_clear_bit): Ditto.
18636 (sbitmap_free): Don't free the popcount array.
18637 (sbitmap_alloc_with_popcount): Delete declaration.
18638 (sbitmap_popcount): Ditto.
18640 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18641 Andrew Burgess <andrew.burgess@embecosm.com>
18643 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18644 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18645 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18646 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18647 * config/arc/arc.opt (mcmem): New option.
18648 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18649 supply length for r/m alternative.
18650 (*extendqisi2_ac): Likewise.
18651 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18653 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18654 (movhi_insn): Likewise.
18655 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18656 (*zero_extendqihi2_i): Add r/Ucm alternative.
18657 (*zero_extendqisi2_ac): Likewise.
18658 (*zero_extendhisi2_i): Likewise.
18659 * config/arc/constraints.md (Uex): New memory constraint.
18660 (Ucm): New define_constraint.
18661 * config/arc/predicates.md (long_immediate_loadstore_operand):
18662 Return 0 for MEM with cmem_address address.
18663 (cmem_address_0): New predicates.
18664 (cmem_address_1): Likewise.
18665 (cmem_address_2): Likewise.
18666 (cmem_address): Likewise.
18668 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18670 * config/rs6000/rs6000.c (machine_function): Rename
18671 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18672 (rs6000_stack_info): Adjust.
18674 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18675 Andrew Burgess <andrew.burgess@embecosm.com>
18677 * config/arc/constraints.md (Usd): Convert to define_constraint.
18681 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18684 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18685 Add new peephole2 where the first insn is *mov<mode>_or instead of
18686 *mov<mode>_internal.
18688 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18690 * tracer.c (bb_seen): Make static.
18692 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18694 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18695 support, setup defaults.
18696 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18697 * config/arc/arc.c (arc_init): Add NPS400 support.
18698 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18699 (TARGET_ARC700): NPS400 is also an ARC700.
18700 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18702 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18705 * config/nds32/nds32.md (casesi): Don't access the operands array
18708 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18710 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18711 (or $-1,reg peephole2): Ditto.
18712 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18714 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
18716 * doc/extend.texi (Common Function Attributes) [optimize]:
18717 Discourage use of the optimize attribute.
18719 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
18721 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
18722 special case builtin.
18723 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18724 ALTIVEC_BUILTIN_VEC_ADDE.
18725 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18726 support for ALTIVEC_BUILTIN_VEC_ADDE.
18727 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18728 for __builtin_vec_adde.
18730 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18732 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
18733 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
18735 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18738 * doc/sourcebuild.texi (Effective-Target Keywords, Other
18739 attributes): Document cilkplus_runtime.
18741 2016-04-28 Martin Jambor <mjambor@suse.cz>
18743 * tree-cfg.c (verify_expr): Verify that local declarations belong to
18744 this function. Call verify_expr on MEM_REFs and bases of other
18745 handled_components.
18747 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18749 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
18750 for WORD_REGISTER_OPERATIONS to runtime check.
18752 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18754 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
18756 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18758 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
18759 big-endian compilation.
18760 * config/arc/arc.md (addf3): Likewise.
18761 (subdf3): Likewise.
18762 (muldf3): Likewise.
18764 2016-04-28 Richard Biener <rguenther@suse.de>
18766 PR tree-optimization/70840
18767 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
18768 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
18769 Mark x * pow(x,c) -> pow(x,c+1) commutative.
18770 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
18772 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18774 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
18775 and explain why in a comment.
18777 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18779 * config/arc/arc.md (cpu_facility): Add fpx variant.
18780 (subdf3): Prohibit use reverse sub when assist operations option
18782 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
18783 instructions only when FPX is enabled.
18784 * testsuite/gcc.target/arc/trsub.c: New test.
18786 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18788 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
18789 mult_operator when calculating "type" attribute.
18790 (*fop_<mode>_1_i387): Ditto.
18791 (*fop_xf_1_i387): Ditto.
18792 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
18793 Use std::swap to swap operands. Use RTL expressions to generate
18796 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18797 Joern Rennecke <joern.rennecke@embecosm.com>
18799 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
18801 (emit_pic_move): Remove.
18802 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
18803 * config/arc/arc.c (emit_pic_move): Removed.
18804 (TARGET_HAVE_TLS): Define.
18805 (arc_conditional_register_usage): Test for arc_tp_regno.
18806 (arc_print_operand, arc_print_operand_address): Handle TLS
18808 (arc_needs_pcl_p): New function.
18809 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18810 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18811 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18812 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18813 (arc_legitimize_tls_address): Likewise.
18814 (DTPOFF_ZERO_SYM): Define.
18815 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18816 (arc_output_pic_addr_const): Print TLS unspecs.
18817 (prepare_pic_move): New function, replaces emit_pic_move.
18818 (arc_legitimate_constant_p): Handle TLS unspecs.
18819 (arc_legitimate_address_p): Likewise.
18820 (arc_rewrite_small_data_p): Use assert for TLS constants.
18821 (prepare_move_operands): Use prepare_pic_move.
18822 (arc_legitimize_address): Legitimize tls addresses.
18823 (arc_epilogue_uses): Check for arc_tp_regno.
18824 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18825 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18827 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18829 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18830 %(arc_tls_extra_start_spec).
18831 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18832 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18834 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18835 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18836 (UNSPEC_TLS_OFF): Add.
18838 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18839 (get_thread_pointersi): New patterns.
18840 * config/arc/arc.opt (mtp-regno): New option.
18841 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18842 (move_dest_operand): Likewise.
18843 * configure: Regenerate.
18844 * configure.ac: Add arc*-*-* case to test for tls.
18845 * doc/invoke.texi (ARC options): Document mtp-regno.
18847 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18849 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18850 the new ARC HS SIMD instructions.
18851 (arc_preferred_simd_mode): New function.
18852 (arc_autovectorize_vector_sizes): Likewise.
18853 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18854 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18855 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18856 (arc_init_builtins): Add new SIMD builtin types.
18857 (arc_split_move): Handle 64 bit vector moves.
18858 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18859 (TARGET_PLUS_QMACW): Define.
18860 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18861 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18862 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18863 (VSUBADD4H): New builtins.
18864 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18865 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18867 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18868 Matthias Klose <doko@debian.org>
18870 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18872 2016-04-28 Richard Biener <rguenther@suse.de>
18874 PR middle-end/70777
18875 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18878 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18880 * common/config/sh/sh-common.c: Remove SH5 support.
18881 * config/sh/constraints.md: Likewise.
18882 * config/sh/config/sh/elf.h: Likewise.
18883 * config/sh/linux.h: Likewise.
18884 * config/sh/netbsd-elf.h: Likewise.
18885 * config/sh/predicates.md: Likewise.
18886 * config/sh/sh-c.c: Likewise.
18887 * config/sh/sh-protos.h: Likewise.
18888 * config/sh/sh.c: Likewise.
18889 * config/sh/sh.h: Likewise.
18890 * config/sh/sh.md: Likewise.
18891 * config/sh/sh.opt: Likewise.
18892 * config/sh/sync.md: Likewise.
18893 * config/sh/sh64.h: Delete.
18894 * config/sh/shmedia.h: Likewise.
18895 * config/sh/shmedia.md: Likewise.
18896 * config/sh/sshmedia.h: Likewise.
18897 * config/sh/t-netbsd-sh5-64: Likewise.
18898 * config/sh/t-sh64: Likewise.
18899 * config/sh/ushmedia.h: Likewise.
18901 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18903 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18904 general_reg_operand instead of register_operand predicate.
18906 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18908 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18910 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18912 * match.pd (A - B > A, A + B < A): New transformations.
18914 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18916 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18917 which defaults to true. Emit an outer pair of parentheses only if
18918 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18919 don't emit parentheses for the right-hand operand.
18921 2016-04-27 Jeff Law <law@redhat.com>
18923 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18925 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18927 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18928 (altivec_lvx_<mode>_internal): Document.
18929 (altivec_lvx_<mode>_2op): New define_insn.
18930 (altivec_lvx_<mode>_1op): Likewise.
18931 (altivec_lvx_<mode>_2op_si): Likewise.
18932 (altivec_lvx_<mode>_1op_si): Likewise.
18933 (altivec_stvx_<mode>): Remove.
18934 (altivec_stvx_<mode>_internal): Document.
18935 (altivec_stvx_<mode>_2op): New define_insn.
18936 (altivec_stvx_<mode>_1op): Likewise.
18937 (altivec_stvx_<mode>_2op_si): Likewise.
18938 (altivec_stvx_<mode>_1op_si): Likewise.
18939 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18940 Expand vec_ld and vec_st during parsing.
18941 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18943 (altivec_expand_stvx_be): Likewise.
18944 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18945 address-masking behavior in RTL.
18946 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18947 address-masking behavior in RTL.
18948 (altivec_expand_builtin): Change builtin code arguments for calls
18949 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18950 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18951 presence of lvx/stvx patterns.
18952 (alignment_with_canonical_addr): New function.
18953 (alignment_mask): Likewise.
18954 (find_alignment_op): Likewise.
18955 (recombine_lvx_pattern): Likewise.
18956 (recombine_stvx_pattern): Likewise.
18957 (recombine_lvx_stvx_patterns): Likewise.
18958 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18959 stvx patterns from expand.
18960 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18962 (vector_altivec_store_<mode>): Likewise.
18964 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18966 * config/aarch64/aarch64.md
18967 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18968 remove the "fp" attributes.
18969 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18970 add the "simd" attributes.
18971 (*movdf_aarch64): Likewise.
18972 (*movtf_aarch64): Remove the "fp" attributes.
18973 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18974 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18976 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18978 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18979 rtx to rtx_code_label *.
18980 * rtl.h (maybe_set_first_label_num): Likewise.
18982 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18984 * df-core.c (df_add_problem): Make the problem param be const.
18985 (df_remove_problem): Make local "problem" be const.
18986 * df-problems.c (problem_RD): Make const.
18987 (problem_LR): Likewise.
18988 (problem_LIVE): Likewise.
18989 (problem_MIR): Likewise.
18990 (problem_CHAIN): Likewise.
18991 (problem_WORD_LR): Likewise.
18992 (problem_NOTE): Likewise.
18993 (problem_MD): Likewise.
18994 * df-scan.c (problem_SCAN): Likewise.
18995 * df.h (struct df_problem): Make field "dependent_problem" be
18997 (struct dataflow): Likewise for field "problem".
18998 (df_add_problem): Make param const.
19000 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
19002 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
19003 inter-unit moves to/from vector registers are enabled. Do not disable
19006 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19008 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
19009 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
19011 (enum df_problem_id): ...this new enum.
19012 (struct df_problem): Convert field "id" from "int" to
19013 enum df_problem_id.
19015 2016-04-27 David Malcolm <dmalcolm@redhat.com>
19017 * rtl.def: Update comment for "things in the instruction chain" to
19018 reflect the removal of the leading "i" field for INSN_UID in
19019 r210360. Fix bogus apostrophe.
19021 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
19023 * config/i386/i386.md
19024 (lea arith with mem operand + setcc peephole2): Set operator mode.
19026 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
19029 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
19030 (dimode_scalar_to_vector_candidate_p): This.
19031 (timode_scalar_to_vector_candidate_p): New function.
19032 (scalar_to_vector_candidate_p): Likewise.
19033 (timode_check_non_convertible_regs): Likewise.
19034 (timode_remove_non_convertible_regs): Likewise.
19035 (remove_non_convertible_regs): Likewise.
19036 (remove_non_convertible_regs): Renamed to ...
19037 (dimode_remove_non_convertible_regs): This.
19038 (scalar_chain::~scalar_chain): Make it virtual.
19039 (scalar_chain::compute_convert_gain): Make it pure virtual.
19040 (scalar_chain::mark_dual_mode_def): Likewise.
19041 (scalar_chain::convert_insn): Likewise.
19042 (scalar_chain::convert_registers): Likewise.
19043 (scalar_chain::add_to_queue): Make it protected.
19044 (scalar_chain::emit_conversion_insns): Likewise.
19045 (scalar_chain::replace_with_subreg): Likewise.
19046 (scalar_chain::replace_with_subreg_in_insn): Likewise.
19047 (scalar_chain::convert_op): Likewise.
19048 (scalar_chain::convert_reg): Likewise.
19049 (scalar_chain::make_vector_copies): Likewise.
19050 (scalar_chain::convert_registers): New pure virtual function.
19051 (class dimode_scalar_chain): New class.
19052 (class timode_scalar_chain): Likewise.
19053 (scalar_chain::mark_dual_mode_def): Renamed to ...
19054 (dimode_scalar_chain::mark_dual_mode_def): This.
19055 (timode_scalar_chain::mark_dual_mode_def): New function.
19056 (timode_scalar_chain::convert_insn): Likewise.
19057 (dimode_scalar_chain::convert_registers): Likewise.
19058 (scalar_chain::compute_convert_gain): Renamed to ...
19059 (dimode_scalar_chain::compute_convert_gain): This.
19060 (scalar_chain::replace_with_subreg): Renamed to ...
19061 (dimode_scalar_chain::replace_with_subreg): This.
19062 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
19063 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
19064 (scalar_chain::make_vector_copies): Renamed to ...
19065 (dimode_scalar_chain::make_vector_copies): This.
19066 (scalar_chain::convert_reg): Renamed to ...
19067 (dimode_scalar_chain::convert_reg ): This.
19068 (scalar_chain::convert_op): Renamed to ...
19069 (dimode_scalar_chain::convert_op): This.
19070 (scalar_chain::convert_insn): Renamed to ...
19071 (dimode_scalar_chain::convert_insn): This.
19072 (scalar_chain::convert): Call convert_registers.
19073 (convert_scalars_to_vector): Change to scalar_chain pointer to
19074 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
19075 in 32-bit mode. Delete scalar_chain pointer. Call
19076 free_dominance_info in 64-bit mode.
19077 (pass_stv::gate): Remove TARGET_64BIT check.
19078 (ix86_option_override): Put the 64-bit STV pass before the CSE
19081 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
19083 * dwarf2out.h (struct dw_loc_descr_node): Remove the
19084 dw_loc_frame_offset field.
19085 * dwarf2out.c (new_loc_descr): Likewise.
19086 (resolve_args_picking_1): Turn the VISITED hash set into a
19087 FRAME_OFFSET hash map. Use it to associate a frame offset to
19088 visited nodes. Remove uses of the CHECKING_P macro.
19089 (resolve_args_picking): Update call to resolve_args_picking_1.
19091 2016-04-27 Martin Liska <mliska@suse.cz>
19093 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
19094 (free_loop_data): Release vuses of groups.
19096 2016-04-27 Bin Cheng <bin.cheng@arm.com>
19098 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
19099 instead of redundant use_id and boolean have_use_for.
19100 (struct iv_use): Change sub_id into group_id. Remove field next.
19101 Move fields: related_cands, n_map_members, cost_map and selected
19103 (struct iv_group): ... here. New structure.
19104 (struct iv_common_cand): Use structure declaration directly.
19105 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
19106 (MAX_CONSIDERED_USES): Rename macro to ...
19107 (MAX_CONSIDERED_GROUPS): ... here.
19108 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
19109 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
19110 (dump_uses): Rename to ...
19111 (dump_groups): ... here. Update all uses.
19112 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
19113 (find_induction_variables): Refactor format of dump information.
19114 (record_sub_use): Delete.
19115 (record_use): Update all uses.
19116 (record_group): New function.
19117 (record_group_use, find_interesting_uses_op): Call above functions.
19119 (find_interesting_uses_cond): Ditto.
19120 (group_compare_offset): New function.
19121 (split_all_small_groups): Rename to ...
19122 (split_small_address_groups_p): ... here. Update all uses.
19123 (split_address_groups): Update all uses.
19124 (find_interesting_uses): Refactor format of dump information.
19125 (add_candidate_1): Update all uses. Remove redundant check on iv,
19127 (add_candidate, record_common_cand): Remove redundant assert.
19128 (add_iv_candidate_for_biv): Update use.
19129 (add_iv_candidate_derived_from_uses): Update all uses.
19130 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
19131 (alloc_use_cost_map): Ditto.
19132 (set_use_iv_cost, get_use_iv_cost): Rename to ...
19133 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
19134 (determine_use_iv_cost_generic): Ditto.
19135 (determine_group_iv_cost_generic): Ditto.
19136 (determine_use_iv_cost_address): Ditto.
19137 (determine_group_iv_cost_address): Ditto.
19138 (determine_use_iv_cost_condition): Ditto.
19139 (determine_group_iv_cost_cond): Ditto.
19140 (determine_use_iv_cost): Ditto.
19141 (determine_group_iv_cost): Ditto.
19142 (set_autoinc_for_original_candidates): Update all uses.
19143 (find_iv_candidates): Update all uses. Refactor dump information.
19144 (determine_use_iv_costs): Ditto.
19145 (determine_iv_costs): Ditto.
19146 (iv_ca_cand_for_use): Rename to ...
19147 (iv_ca_cand_for_group): ... here. Update all uses.
19148 (iv_ca_add_use, iv_ca_add_group): Ditto.
19149 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
19150 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
19151 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
19152 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
19153 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
19154 (create_new_iv, adjust_iv_update_pos): Ditto.
19155 (rewrite_use_address): Delete.
19156 (rewrite_use_address_1): Rename to ...
19157 (rewrite_use_address): ... here.
19158 (rewrite_use_compare): Update all uses.
19159 (rewrite_use): Delete.
19160 (rewrite_uses): Rename to ...
19161 (rewrite_groups): ... here. Update all uses.
19162 (remove_unused_ivs, free_loop_data): Update all uses.
19163 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
19165 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19167 * rtlanal.c (nonzero_bits1): Convert preprocessor check
19168 for WORD_REGISTER_OPERATIONS to runtime check.
19170 2016-04-27 Richard Biener <rguenther@suse.de>
19173 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
19174 aggregate_value_p to determine if a function result is
19175 returned by reference.
19176 (ipa_pta_execute): Functions having their address taken are
19177 not automatically nonlocal.
19179 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19182 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
19183 * fold-const.c (operand_equal_p): If flag_checking and
19184 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
19185 and if it returns non-zero, assert iterative_hash_expr on both
19188 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19190 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
19192 2016-04-27 Nick Clifton <nickc@redhat.com>
19194 PR middle-end/49889
19195 * varasm.c (merge_weak): Generate an error if an attempt is made
19196 to convert a non-weak static function into a weak, public function.
19198 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19200 * params.def (MAX_PARTITION_SIZE): New param.
19201 * doc/invoke.texi: Document lto-max-partition.
19203 2016-04-27 Richard Biener <rguenther@suse.de>
19206 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
19207 function cummulating used_from_other_partition, externally_visible
19208 and force_output from aliases.
19209 (refered_from_nonlocal_var): Likewise.
19210 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
19211 node flags properly.
19213 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19215 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
19216 (-Wmemset-elt-size): New item.
19218 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
19221 * stor-layout.h (internal_reference_types): Delete.
19222 * stor-layout.c (reference_types_internal): Likewise.
19223 (internal_reference_types): Likewise.
19224 (layout_type) <REFERENCE_TYPE>: Adjust.
19226 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19229 * tree.h (inchash::add_expr): Add FLAGS argument.
19230 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
19231 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
19232 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
19233 Formatting fix. Adjust recursive calls. For tcc_comparison,
19234 if swap_tree_comparison (code) is smaller than code, hash that
19235 and arguments in the other order. Hash CONVERT_EXPR the same
19236 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
19237 of ADDR_EXPR of decl as the decl itself. Add or remove
19238 OEP_ADDRESS_OF from recursive flags as needed. For
19239 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
19240 operands commutatively and only the third one normally.
19241 For internal CALL_EXPR hash in CALL_EXPR_IFN.
19243 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
19245 * config/rtems.h (LIB_SPEC): Add -latomic.
19247 2016-04-27 Joel Sherrill <joel@rtems.org>
19249 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
19250 xilink.ld and flags not relevant to RTEMS.
19252 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
19254 * toplev.c (backend_init_target): Avoid calling init_reload when using
19257 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19259 * reorg.c (try_merge_delay_insns): Declare i and j inside the
19260 for loops rather than one for the whole function.
19262 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19264 * match.pd (X + CST CMP X): New transformation.
19266 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19268 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
19269 * fold-const.c (fold_binary_loc): Remove 2 transformations
19270 superseded by match.pd.
19271 * match.pd (x+x -> x*2): Generalize to integers.
19273 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
19275 * config/i386/i386.md (operation on memory peephole): Duplicate an
19276 existing peephole and adapt it to match lea rather than an operation
19279 PR rtl-optimization/57193
19280 * opts.c (default_options_table): Add OPT_frename_registers at -O2
19282 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
19284 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19286 * tree-if-conv.c (any_pred_load_store): New static variable.
19287 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
19288 any_pred_load_store instead of and_mask_load_store.
19289 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
19290 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
19291 (combine_blocks, tree_if_conversion): Ditto.
19293 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19295 PR tree-optimization/70771
19296 PR tree-optimization/70775
19297 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
19298 virtual PHI nodes. Delete parameter.
19299 (if_convertible_loop_p_1): Delete argument to above function.
19300 (predicate_all_scalar_phis): Delete code handling single-argument
19302 (tree_if_conversion): Mark and update virtual SSA.
19304 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19307 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
19308 (x86_elf_aligned_common): Rename to ...
19309 (x86_elf_aligned_decl_common): ... this.
19310 Add decl arg. Switch to .lbss for largecomm object. Use
19311 LARGECOMM_SECTION_ASM_OP.
19312 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
19314 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
19315 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
19317 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
19318 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
19320 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19323 * config/i386/i386.c (SECTION_LARGE): Define.
19324 (x86_64_elf_select_section): Set it for large data/bss sections.
19325 Only clear SECTION_WRITE for .lrodata.
19326 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
19328 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
19329 * varasm.c (default_elf_asm_named_section): Grow flagchars.
19330 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
19332 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
19333 * doc/tm.texi: Regenerate.
19335 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19338 * configure.ac (--enable-checking): Document extra flag, for
19339 non-release builds default to --enable-checking=yes,extra.
19340 If misc checking and extra checking, define CHECKING_P to 2 instead
19342 * common.opt (fchecking=): Add.
19343 * doc/invoke.texi (-fchecking=): Document.
19344 * doc/install.texi: Document --enable-checking changes.
19345 * configure: Regenerated.
19346 * config.in: Regenerated.
19348 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19350 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
19351 attribute instead of which_alternative.
19352 * config/i386/sse.md (*mov<mode>_internal): Ditto.
19353 Use EXT_REX_SSE_REG_P where appropriate.
19355 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19357 * config/i386/predicates.md (const0_operand): Do not match
19358 const_wide_int code.
19359 (const1_operand): Ditto.
19361 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19363 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
19364 for SSE constm1 operands and TARGET_AVX512VL.
19365 (*movti_internal): Ditto.
19366 (*mov<mode>_or): Use constm1_operand predicate.
19367 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
19368 for SSE vector_all_ones operands and TARGET_AVX512VL.
19369 * config/i386/predicates.md (constm1_operand): New predicate.
19370 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
19371 emission of constant -1 load.
19373 2016-04-25 Jason Merrill <jason@redhat.com>
19375 * gdbinit.in: Skip is-a.h.
19377 * attribs.c (register_scoped_attributes): Fix logic.
19378 * attribs.h: Declare register_scoped_attributes.
19380 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19382 * config/rs6000/rs6000-builtin.def: Correct pasto error for
19383 stxvd2x and stxvw4x built-in functions.
19385 2016-04-25 DJ Delorie <dj@redhat.com>
19387 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
19388 (ashrhi3): Likewise.
19389 (lshrhi3): Likewise.
19391 2016-04-25 Richard Biener <rguenther@suse.de>
19393 PR tree-optimization/70780
19394 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
19395 wasn't visited yet.
19396 (compute_antic): Mark blocks with abnormal preds as visited as
19397 they have a final empty antic-in solution already.
19399 2016-04-25 Michael Collison <michael.collison@linaro.org>
19401 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
19403 2016-04-25 Michael Collison <michael.collison@linaro.org>
19405 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
19406 mode is VQI to improve mixed mode vectorization.
19407 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
19408 define_insn to match low half of signed vaddw.
19409 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
19410 define_insn to match high half of signed vaddw.
19411 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
19412 define_insn to match low half of unsigned vaddw.
19413 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
19414 define_insn to match high half of unsigned vaddw.
19415 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
19416 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19417 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
19419 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19420 * config/arm/predicates.md (vect_par_constant_high): Support
19421 big endian and simplify by calling
19422 arm_simd_check_vect_par_cnst_half
19423 (vect_par_constant_low): Likewise.
19425 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19427 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
19428 predicate for operand 2.
19430 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
19431 H.J. Lu <hongjiu.lu@intel.com>
19433 * config/i386/i386-protos.h (standard_sse_constant_p): Add
19434 machine_mode argument.
19435 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
19436 constm1_rtx operands. For VOIDmode constants, get mode from
19437 pred_mode. Check mode size if the mode is supported by ABI.
19438 (standard_sse_constant_opcode): Do not use standard_constant_p.
19439 Strictly check ABI support for all-ones operands.
19440 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
19441 immediates. Update calls to standard_sse_constant_p.
19442 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
19443 (ix86_rtx_costs): Ditto.
19444 * config/i386/i386.md (*movxi_internal_avx512f): Use
19445 nonimmediate_or_sse_const_operand instead of vector_move_operand.
19446 Use (v,BC) alternative instead of (v,C). Use register_operand
19447 checks instead of MEM_P.
19448 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
19449 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
19450 isa attribute. Use register_operand checks instead of MEM_P.
19451 (*movti_internal): Use nonimmediate_or_sse_const_operand for
19452 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
19453 alternative and corresponding sse2 isa attribute.
19454 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
19455 to standard_sse_constant_p.
19456 (FP constant splitters): Ditto.
19457 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
19459 * config/i386/predicates.md (constm1_operand): Remove.
19460 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
19461 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
19462 vector_all_ones_operand instead of constm1_operand.
19464 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19466 * print-rtl.c (print_rtx_insn_vec): New function.
19467 * print-rtl.h: New prototype.
19468 * store-motion.c (struct st_expr): Make avail_stores a vector.
19469 (st_expr_entry): Adjust.
19470 (free_st_expr_entry): Likewise.
19471 (print_store_motion_mems): Likewise.
19472 (find_moveable_store): Likewise.
19473 (compute_store_table): Likewise.
19474 (delete_store): Likewise.
19475 (build_store_vectors): Likewise.
19477 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19479 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
19481 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19483 * vec.h (vec_safe_contains): New function.
19484 (vec::contains): Likewise.
19485 (vec::begin): Likewise.
19486 (vec::end): Likewise.
19488 2016-04-23 Jakub Jelinek <jakub@redhat.com>
19491 * cfgexpand.c (expand_stack_vars): Fix typo.
19493 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19495 * system.h (list, map, set, vector): Include conditionally.
19496 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
19497 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
19498 * ipa-icf.c (INCLUDE_LIST): Define.
19499 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
19500 * config/sh/sh.c (INCLUDE_VECTOR): Define.
19501 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
19502 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
19503 * cp/logic.cc (INCLUDE_LIST): Define.
19504 * fortran/trans-common.c (INCLUDE_MAP): Define.
19506 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19508 * auto-profile.c: Remove <string.h> include.
19509 * ipa-icf-gimple.c: Remove <list> include.
19510 * diagnostic.c: Remove <new> include.
19511 * genmatch.c: Likewise.
19512 * pretty-print.c: Likewise.
19513 * toplev.c: Likewise
19514 * c/c-objc-common.c: Likewise.
19515 * cp/error.c: Likewise.
19516 * fortran/error.c: Likewise.
19518 2016-04-22 Richard Biener <rguenther@suse.de>
19520 * lto-streamer-in.c (input_ssa_names): Do not allocate
19521 GIMPLE_NOP for all SSA names.
19522 * lto-streamer-out.c (output_ssa_names): Do not output
19523 SSA names that should have been released.
19525 2016-04-22 Richard Biener <rguenther@suse.de>
19527 PR tree-optimization/70740
19528 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
19531 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
19534 * config/i386/predicates.md (call_insn_operand): Replace
19535 sibcall_memory_operand with memory_operand.
19537 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19539 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19540 has_single_use() tests.
19541 (register_edge_assert_for_1): Likewise.
19542 (find_assert_locations_1): Check the liveness bitmap instead of
19543 checking has_single_use().
19545 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19548 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19549 Extract AVX-512BW constraint from AVX.
19551 2016-04-21 Richard Biener <rguenther@suse.de>
19553 PR tree-optimization/70725
19554 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19555 for phi_convertible_by_degenerating_args.
19556 (predicate_all_scalar_phis): Handle single-argument PHIs.
19558 2016-04-21 Richard Biener <rguenther@suse.de>
19560 PR middle-end/70747
19561 * fold-const.c (fold_comparison): Return properly typed
19564 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19566 PR tree-optimization/70715
19567 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19568 after expanding BASE using expand_simple_operations.
19570 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19572 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19573 New transformations.
19575 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19577 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19579 2016-04-20 Jan Hubicka <jh@suse.cz>
19581 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19582 ultiimate_alias_target.
19583 (update_callee_keys): Likewise.
19584 (lookup_recursive_calls): Likewise.
19585 (speculation_useful_p): Likewise.
19587 2016-04-20 Jan Hubicka <jh@suse.cz>
19590 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19591 (set_nothrow_flag_1): ... this; handle interposition correctly;
19592 recurse on aliases and thunks.
19593 (cgraph_node::set_nothrow_flag): New.
19594 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19595 functions compiled with non-call exceptions that binds to current
19597 (propagate_nothrow): Be safe WRT interposition.
19598 * cgraph.h (set_nothrow_flag): Update prototype.
19600 2016-04-18 Jan Hubicka <jh@suse.cz>
19602 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19603 max_loop_iterations_int.
19604 (tree_unswitch_outer_loop): Likewise.
19606 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19608 PR tree-optimization/69489
19609 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19610 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19611 Revise dump message.
19612 (if_convertible_bb_p): Remove check on edge count of basic block's
19615 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19617 PR tree-optimization/56625
19618 PR tree-optimization/69489
19619 * tree-data-ref.h (DR_INNERMOST): New macro.
19620 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19621 hashing struct innermost_loop_behavior.
19622 (ref_DR_map): Remove.
19623 (innermost_DR_map): New map.
19624 (baseref_DR_map): Revise comment.
19625 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19626 to innermost_DR_map accroding to its innermost loop behavior.
19627 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19628 to its innermost loop behavior.
19629 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19630 Add initialization for innermost_DR_map. Record memory reference
19631 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19632 have innermost loop behavior.
19633 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19636 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19638 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19639 *lea_general_1. Use explicit SWI12 mode interator.
19640 (*lea<mode>_general_2): Rename from *lea_general_2.
19641 Use explicit SWI12 mode interator.
19642 (*lea<mode>_general_3): Rename from *lea_general_3.
19643 Use explicit SWI12 mode interator.
19644 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19645 Use explicit SWI12 mode interator.
19646 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19647 Use explicit SWI48 mode interator.
19649 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19651 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19652 Short-cut unaligned load and store cases. Handle all integer
19654 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19655 and store cases. Call ix86_avx256_split_vector_move_misalign
19656 directly without checking mode class.
19658 2016-04-20 Andrew Pinski <apinski@cavium.com>
19659 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19662 * config/aarch64/aarch64.md (sibcall): Force call
19663 address to be DImode for ILP32.
19664 (sibcall_value): Likewise.
19666 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19668 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19670 2016-04-20 Richard Biener <rguenther@suse.de>
19672 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19673 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19674 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19675 (maybe_push_res_to_seq): Adjust.
19676 * gimple-fold.c (maybe_build_generic_op): Likewise.
19678 2016-04-20 Marek Polacek <polacek@redhat.com>
19680 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19683 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19685 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19686 use kmovw to support AVX512F target.
19688 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19690 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19692 2016-04-20 Marek Polacek <polacek@redhat.com>
19694 PR tree-optimization/70725
19695 * tree-if-conv.c (is_false_predicate): New function.
19696 (predicate_mem_writes): Use it.
19698 2016-04-20 Richard Biener <rguenther@suse.de>
19700 PR tree-optimization/70726
19701 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19702 shift amounts from a pattern stmt operand.
19704 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19707 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19708 stack_restore_from_fpr pattern when restoring r15.
19709 (s390_optimize_prologue): Strip away the memory barrier in the
19710 parallel when trying to get rid of restore insns.
19711 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19712 definition for loading the stack pointer from an FPR. Compared to
19713 the normal move insn this pattern includes a full memory barrier.
19715 2016-04-19 Jakub Jelinek <jakub@redhat.com>
19717 PR middle-end/70680
19718 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
19719 implicitly linear or lastprivate iterator on the outer context.
19721 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19723 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
19725 * config/i386/i386.md (ssememalign): Removed.
19726 * config/i386/sse.md: Remove ssememalign attribute from patterns.
19728 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19731 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
19732 const short * to __builtin_ia32_loaddquhi512_mask.
19733 (_mm512_maskz_loadu_epi16): Likewise.
19734 (_mm512_mask_storeu_epi16): Pass short * to
19735 __builtin_ia32_storedquhi512_mask.
19736 (_mm512_mask_loadu_epi8): Pass const char * to
19737 __builtin_ia32_loaddquqi512_mask.
19738 (_mm512_maskz_loadu_epi8): Likewise.
19739 (_mm512_mask_storeu_epi8): Pass char * to
19740 __builtin_ia32_storedquqi512_mask.
19741 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
19742 const double * to __builtin_ia32_loadupd512_mask.
19743 (_mm512_mask_loadu_pd): Likewise.
19744 (_mm512_maskz_loadu_pd): Likewise.
19745 (_mm512_storeu_pd): Pass double * to
19746 __builtin_ia32_storeupd512_mask.
19747 (_mm512_mask_storeu_pd): Likewise.
19748 (_mm512_loadu_ps): Pass const float * to
19749 __builtin_ia32_loadups512_mask.
19750 (_mm512_mask_loadu_ps): Likewise.
19751 (_mm512_maskz_loadu_ps): Likewise.
19752 (_mm512_storeu_ps): Pass float * to
19753 __builtin_ia32_storeups512_mask.
19754 (_mm512_mask_storeu_ps): Likewise.
19755 (_mm512_mask_loadu_epi64): Pass const long long * to
19756 __builtin_ia32_loaddqudi512_mask.
19757 (_mm512_maskz_loadu_epi64): Likewise.
19758 (_mm512_mask_storeu_epi64): Pass long long *
19759 to __builtin_ia32_storedqudi512_mask.
19760 (_mm512_loadu_si512): Pass const int * to
19761 __builtin_ia32_loaddqusi512_mask.
19762 (_mm512_mask_loadu_epi32): Likewise.
19763 (_mm512_maskz_loadu_epi32): Likewise.
19764 (_mm512_storeu_si512): Pass int * to
19765 __builtin_ia32_storedqusi512_mask.
19766 (_mm512_mask_storeu_epi32): Likewise.
19767 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
19768 char * to __builtin_ia32_storedquqi256_mask.
19769 (_mm_mask_storeu_epi8): Likewise.
19770 (_mm256_mask_loadu_epi16): Pass const short * to
19771 __builtin_ia32_loaddquhi256_mask.
19772 (_mm256_maskz_loadu_epi16): Likewise.
19773 (_mm_mask_loadu_epi16): Pass const short * to
19774 __builtin_ia32_loaddquhi128_mask.
19775 (_mm_maskz_loadu_epi16): Likewise.
19776 (_mm256_mask_loadu_epi8): Pass const char * to
19777 __builtin_ia32_loaddquqi256_mask.
19778 (_mm256_maskz_loadu_epi8): Likewise.
19779 (_mm_mask_loadu_epi8): Pass const char * to
19780 __builtin_ia32_loaddquqi128_mask.
19781 (_mm_maskz_loadu_epi8): Likewise.
19782 (_mm256_mask_storeu_epi16): Pass short * to.
19783 __builtin_ia32_storedquhi256_mask.
19784 (_mm_mask_storeu_epi16): Pass short * to.
19785 __builtin_ia32_storedquhi128_mask.
19786 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
19787 const double * to __builtin_ia32_loadupd256_mask.
19788 (_mm256_maskz_loadu_pd): Likewise.
19789 (_mm_mask_loadu_pd): Pass onst double * to
19790 __builtin_ia32_loadupd128_mask.
19791 (_mm_maskz_loadu_pd): Likewise.
19792 (_mm256_mask_storeu_pd): Pass double * to
19793 __builtin_ia32_storeupd256_mask.
19794 (_mm_mask_storeu_pd): Pass double * to
19795 __builtin_ia32_storeupd128_mask.
19796 (_mm256_mask_loadu_ps): Pass const float * to
19797 __builtin_ia32_loadups256_mask.
19798 (_mm256_maskz_loadu_ps): Likewise.
19799 (_mm_mask_loadu_ps): Pass const float * to
19800 __builtin_ia32_loadups128_mask.
19801 (_mm_maskz_loadu_ps): Likewise.
19802 (_mm256_mask_storeu_ps): Pass float * to
19803 __builtin_ia32_storeups256_mask.
19804 (_mm_mask_storeu_ps): ass float * to
19805 __builtin_ia32_storeups128_mask.
19806 (_mm256_mask_loadu_epi64): Pass const long long * to
19807 __builtin_ia32_loaddqudi256_mask.
19808 (_mm256_maskz_loadu_epi64): Likewise.
19809 (_mm_mask_loadu_epi64): Pass const long long * to
19810 __builtin_ia32_loaddqudi128_mask.
19811 (_mm_maskz_loadu_epi64): Likewise.
19812 (_mm256_mask_storeu_epi64): Pass long long * to
19813 __builtin_ia32_storedqudi256_mask.
19814 (_mm_mask_storeu_epi64): Pass long long * to
19815 __builtin_ia32_storedqudi128_mask.
19816 (_mm256_mask_loadu_epi32): Pass const int * to
19817 __builtin_ia32_loaddqusi256_mask.
19818 (_mm256_maskz_loadu_epi32): Likewise.
19819 (_mm_mask_loadu_epi32): Pass const int * to
19820 __builtin_ia32_loaddqusi128_mask.
19821 (_mm_maskz_loadu_epi32): Likewise.
19822 (_mm256_mask_storeu_epi32): Pass int * to
19823 __builtin_ia32_storedqusi256_mask.
19824 (_mm_mask_storeu_epi32): Pass int * to
19825 __builtin_ia32_storedqusi128_mask.
19826 * config/i386/i386-builtin-types.def (PCSHORT): New.
19827 (PINT64): Likewise.
19828 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19829 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19830 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19831 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19832 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19833 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19834 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19835 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19836 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19837 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19838 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19839 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19840 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19841 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19842 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19843 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19844 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19845 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19846 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19847 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19848 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19849 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19850 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19851 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19852 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19853 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19854 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19855 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19856 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19857 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19858 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19859 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19860 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19861 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19862 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19863 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19864 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19865 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19866 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19867 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19868 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19869 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19870 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19871 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19872 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19873 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19874 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19875 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19876 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19878 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19879 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19881 (ix86_expand_vector_move_misalign): Likewise.
19882 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19883 to scalar function prototype for unaligned load/store builtins.
19884 (ix86_expand_special_args_builtin): Updated.
19885 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19886 (UNSPEC_STOREU): Likewise.
19887 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19888 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19889 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19890 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19891 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19892 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19893 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19894 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19895 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19896 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19897 (<avx512>_storedqu<mode>_mask): Likewise.
19898 (*sse4_2_pcmpestr_unaligned): Likewise.
19899 (*sse4_2_pcmpistr_unaligned): Likewise.
19900 (*mov<mode>_internal): Renamed to ...
19901 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19902 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19903 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19904 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19906 2016-04-19 Richard Biener <rguenther@suse.de>
19908 PR tree-optimization/70171
19909 * tree-ssa-phiprop.c: Include stor-layout.h.
19910 (phiprop_insert_phi): Handle the aggregate copy case.
19911 (propagate_with_phi): Likewise.
19913 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19915 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19916 instead of simplify_gen_subreg (... , 0).
19917 (ix86_delegitimize_address): Ditto.
19918 (ix86_split_divmod): Ditto.
19919 (ix86_split_copysign_const): Ditto.
19920 (ix86_split_copysign_var): Ditto.
19921 (ix86_expand_args_builtin): Ditto.
19922 (ix86_expand_round_builtin): Ditto.
19923 (ix86_expand_special_args_builtin): Ditto.
19924 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19925 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19926 (udivmodqi4): Ditto.
19927 (absneg splitters): Ditto.
19928 (*jcc_bt<mode>_1): Ditto.
19930 2016-04-19 Richard Biener <rguenther@suse.de>
19932 PR tree-optimization/70724
19933 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19934 restoring out from ...
19935 (free_scc_vn): ... here.
19936 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19937 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19939 (pass_fre::execute): Restore SSA info.
19941 2016-04-19 Richard Biener <rguenther@suse.de>
19943 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19944 * gimple-walk.c (walk_gimple_op): Initialize it.
19945 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19946 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19947 remapping SSA names of defs.
19948 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19951 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19953 PR middle-end/70689
19954 * lra-constraints.c (equiv_substition_p): New.
19955 (process_alt_operands): Use it.
19956 (swap_operands): Swap it.
19957 (curr_insn_transform): Update it.
19959 2016-04-18 Michael Matz <matz@suse.de>
19961 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19962 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19963 * tree-core.h (tree_type_common.align): Use bit-field.
19964 (tree_type_common.spare): New.
19965 (tree_decl_common.off_align): Make smaller.
19966 (tree_decl_common.align): Use bit-field.
19968 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19969 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19970 (scan_sharing_clauses): Ditto.
19971 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19972 (omp_finish_file): Ditto.
19973 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19974 (layout_decl): Ditto.
19975 (relayout_decl): Ditto.
19976 (finalize_record_size): Use SET_TYPE_ALIGN.
19977 (finalize_type_size): Ditto.
19978 (finish_builtin_struct): Ditto.
19979 (layout_type): Ditto.
19980 (initialize_sizetypes): Ditto.
19981 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19982 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19983 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19984 (get_chain_field): Ditto.
19985 (get_trampoline_type): Ditto.
19986 (get_nl_goto_field): Ditto.
19987 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19989 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19990 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19991 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19992 (build_qualified_type): Use SET_TYPE_ALIGN.
19993 (build_aligned_type, build_range_type_1): Ditto.
19994 (build_atomic_base): Ditto.
19995 (build_common_tree_nodes): Ditto.
19996 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19997 (expand_one_stack_var_at): Ditto.
19998 * coverage.c (build_var): Use SET_DECL_ALIGN.
19999 * except.c (init_eh): Ditto.
20000 * function.c (assign_parm_setup_block): Ditto.
20001 * symtab.c (increase_alignment_1): Ditto.
20002 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
20003 * tree-vect-stmts.c (ensure_base_align): Ditto.
20004 * varasm.c (align_variable): Ditto.
20005 (assemble_variable): Ditto.
20006 (build_constant_desc): Ditto.
20007 (output_constant_def_contents): Ditto.
20009 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
20010 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
20011 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
20012 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
20013 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
20015 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
20018 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
20019 replace %vmovsd with "%vmovq".
20020 (vec_concatv2df): Likewise.
20022 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
20024 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
20025 (*vec_extractv2si_0): Ditto.
20026 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
20027 (zero_extended_scalar_load_operand splitters): Ditto.
20028 (vec_extract splitters): Ditto.
20029 (*vec_extractv4si_0_zext): Ditto.
20030 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
20031 and lowpart_subreg.
20032 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
20033 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
20034 (*sse4_1_extractps): Use lowpart_subreg.
20035 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
20037 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20039 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
20041 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
20042 Mention Solaris 11 packaging changes.
20043 Update gas and gld requirements.
20044 Remove reference to pre-Solaris 10 bug.
20045 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
20047 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
20050 2016-04-17 Jan Hubicka <jh@suse.cz>
20052 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
20053 max_loop_iterations_int.
20055 2016-04-18 Richard Biener <rguenther@suse.de>
20057 PR tree-optimization/43434
20058 * tree-ssa-structalias.c (struct vls_data): New.
20059 (visit_loadstore): Handle all pointer-based accesses.
20060 (compute_dependence_clique): Compute a bitmap of restrict tags
20061 assigned bases and pass it to visit_loadstore.
20063 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
20066 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
20067 armv8.1-a and armv8.1-a+crc.
20069 2016-04-18 Richard Biener <rguenther@suse.de>
20071 PR tree-optimization/70701
20072 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
20073 references after translating through a memcpy.
20075 2016-04-18 Richard Biener <rguenther@suse.de>
20077 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
20078 (compute_antic): ... here. For partial antic use regular
20079 postorder and scrap iteration.
20080 (compute_partial_antic_aux): Remove unused return value.
20081 (init_pre): Do not allocate postorder.
20082 (fini_pre): Do not free postorder.
20084 2016-04-18 Richard Biener <rguenther@suse.de>
20086 PR middle-end/37870
20087 * expmed.c (extract_bit_field_1): Remove broken case
20088 using a wider MODE_INT mode.
20090 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
20092 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
20093 unless compiling with at least GCC-4.8.
20095 2016-04-17 Jan Hubicka <jh@suse.cz>
20098 * graphite.c (graphite_finalize): Update call to
20099 tree_estimate_probability.
20100 * predict.h (tree_estimate_probability): Update prototype.
20102 2016-04-17 Jan Hubicka <jh@suse.cz>
20104 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
20105 (tree_estimate_probability): Likewise.
20106 (pass_profile::execute): Update.
20107 (report_predictor_hitrates): New function.
20108 * profile.c (compute_branch_probabilities): Use it.
20109 * predict.h (report_predictor_hitrates): Declare.
20111 2016-04-17 Jan Hubicka <jh@suse.cz>
20114 * cgraph.h (cgraph_node::set_const_flag,
20115 cgraph_node::set_pure_flag): Update prototype to return bool;
20117 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
20118 of interposable symbol are interposable, too.
20119 (cgraph_set_const_flag_1): Rename to ...
20120 (set_const_flag_1): ... this one; change to self recursive function
20121 instead of call_for_symbol_thunks_and_aliases. Handle correctly
20122 clearnig the flag in all variants and also virtual thunks of const
20123 functions are pure; track if any change was done.
20124 (cgraph_node::set_const_flag): Update.
20125 (struct set_pure_flag_info): New struct.
20126 (cgraph_set_pure_flag_1): Rename to ...
20127 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
20128 rather than pointer encoded flags; track if any changes was done;
20129 handle correctly clearning flag and setting flag of aliases already
20131 (cgraph_node::set_pure_flag): Update.
20132 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
20134 2016-04-17 Tom de Vries <tom@codesourcery.com>
20137 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
20138 backslash in label.
20140 2016-04-17 Tom de Vries <tom@codesourcery.com>
20142 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
20143 '{}<> ' as escape-for-record.
20145 2016-04-17 Tom de Vries <tom@codesourcery.com>
20147 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
20150 2016-04-17 Tom de Vries <tom@codesourcery.com>
20153 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
20154 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
20155 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
20156 * passes.c (finish_optimization_passes): Only call
20157 finish_graph_dump_file if dfi->graph_dump_initialized.
20158 (execute_function_dump, pass_init_dump_file): Use
20159 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
20161 2016-04-17 Tom de Vries <tom@codesourcery.com>
20163 PR tree-optimization/70256
20164 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
20165 (debug_varmap): New function.
20167 2016-04-17 Tom de Vries <tom@codesourcery.com>
20170 * passes.c (pass_manager::register_pass): Propagate pflags.
20172 2016-04-17 Tom de Vries <tom@codesourcery.com>
20175 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
20176 * passes.c (pass_manager::pass_manager): Declare and init p_start in
20177 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
20178 check if it's equal to p_start.
20179 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
20181 2016-04-15 Jan Hubicka <jh@suse.cz>
20184 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
20185 function does not bind to current def.
20186 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
20187 handle conservatively calls to functions that does not need to bind
20189 (check_call): Update call of worse_state.
20190 (ignore_edge_for_nothrow): Update.
20191 (ignore_edge_for_pure_const): Likewise.
20192 (propagate_pure_const): Update calls to worse_state.
20193 (skip_function_for_local_pure_const): Reformat comments.
20195 2016-04-15 Jan Hubicka <jh@suse.cz>
20198 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
20199 (cgraph_node::function_symbol): Likewise.
20200 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20201 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
20202 (symtab_node::ultimate_alias_target): Add REF parameter.
20203 (symtab_node::binds_to_current_def_p): Declare.
20204 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
20205 (cgraph_node::function_symbol): Likewise.
20206 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20207 (cgraph_node::get_availability): Likewise.
20208 (cgraph_edge::binds_to_current_def_p): New inline function.
20209 (varpool_node::get_availability): Add REF parameter.
20210 (varpool_node::ultimate_alias_target): Likewise.
20211 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
20212 (symtab_node::binds_to_current_def_p): Likewise.
20213 * varpool.c (varpool_node::get_availability): Likewise.
20215 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20218 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
20219 Fix mode size check.
20221 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20223 * BASE-VER: Set to 7.0.0.
20225 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
20227 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
20229 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20231 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
20232 architecture revisions.
20234 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
20236 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
20237 * config/i386/i386.c (ix86_using_red_zone): No longer static.
20238 * config/i386/i386.md (stack decrement to push peepholes): Guard
20239 with !x86_using_red_zone ().
20241 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20244 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
20245 to dump_generic_node.
20246 (NIY): Pass also flags to do_niy.
20248 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
20250 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
20251 (simd_clone_vector_of_formal_parm_types)
20252 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
20253 (simd_clone_mangle, simd_clone_create)
20254 (simd_clone_adjust_return_type, create_tmp_simd_array)
20255 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
20256 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
20257 (ipa_simd_modify_function_body, simd_clone_linear_addend)
20258 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
20259 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
20260 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
20261 * omp-simd-clone.c: ... this new file.
20262 (simd_clone_vector_of_formal_parm_types): Make it static.
20263 * Makefile.in (OBJS): Add omp-simd-clone.o.
20265 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20268 * config/i386/sse.md: Use proper memory operand modifiers.
20271 2016-04-15 Richard Biener <rguenther@suse.de>
20272 Alan Modra <amodra@gmail.com>
20274 PR tree-optimization/70130
20275 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
20276 when alignment stays not the same and no not use the realign
20279 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20282 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20283 direct move handlers for KFmode. Change TFmode handlers test from
20284 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
20286 2016-04-14 Jakub Jelinek <jakub@redhat.com>
20289 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
20290 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
20291 (inlined_polymorphic_ctor_dtor_block_p): Use it.
20292 * tree-ssa-live.c (remove_unused_scope_block_p): When
20293 in_ctor_dtor_block, avoid discarding not just BLOCKs with
20294 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
20295 block_ultimate_origin is FUNCTION_DECL.
20296 (remove_unused_locals): If current_function_decl is
20297 polymorphic_ctor_dtor_p, pass initial true to
20298 remove_unused_scope_block_p' is_ctor_dtor_block.
20300 2016-04-14 Martin Sebor <msebor@redhat.com>
20305 * doc/extend.texi (Variable Length): Revert.
20307 2016-04-14 Marek Polacek <polacek@redhat.com>
20308 Jan Hubicka <hubicka@ucw.cz>
20311 * tree.c (verify_type): Disable the canonical type of main variant
20314 2016-04-14 Jason Merrill <jason@redhat.com>
20316 * cfgexpand.c, expr.c: Revert previous change.
20318 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
20320 PR middle-end/70643
20321 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
20322 when building a mem ref for the incoming reduction variable.
20324 2016-04-14 Richard Biener <rguenther@suse.de>
20326 PR tree-optimization/70614
20327 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
20328 loop if the evolution dropped to chrec_dont_know.
20329 (interpret_condition_phi): Likewise.
20331 2016-04-14 Richard Biener <rguenther@suse.de>
20333 PR tree-optimization/70623
20334 * tree-ssa-pre.c (changed_blocks): Make global ...
20335 (compute_antic): ... local here. Move and fix worklist
20336 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
20337 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
20338 worklist handling, dump when ANTIC_IN changed.
20339 (compute_partial_antic_aux): Remove worklist handling.
20340 (init_pre): Do not compute post dominators. Add a comment about
20341 the CFG order chosen.
20342 (fini_pre): Do not free post dominators.
20344 2016-04-13 Martin Sebor <msebor@redhat.com>
20349 * doc/extend.texi (Variable Length): Document C++ specifics.
20351 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20354 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
20355 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
20356 eh edges have been purged.
20359 * tree-sra.c (create_access_replacement,
20360 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
20362 * tree-pretty-print.c (dump_fancy_name): New function.
20363 (dump_decl_name, dump_generic_node): Use it.
20365 2016-04-13 Jason Merrill <jason@redhat.com>
20367 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
20368 * expr.c (expand_expr_real_1): Likewise.
20370 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
20372 * config/i386/i386.md (kunpckhi): Swap operands.
20373 (kunpcksi): Likewise.
20374 (kunpckdi): Likewise.
20375 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
20376 (vec_pack_trunc_<mode>): Likewise.
20378 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20381 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
20383 PR middle-end/70633
20384 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
20385 gimplification turns some element into non-constant.
20388 * rtl.h (convert_memory_address_addr_space_1): New prototype.
20389 * explow.c (convert_memory_address_addr_space_1): No longer static,
20390 add NO_EMIT argument and don't call convert_modes if true, pass
20391 it down recursively, remove break after return.
20392 (convert_memory_address_addr_space): Adjust caller.
20393 * simplify-rtx.c (simplify_unary_operation_1): Call
20394 convert_memory_address_addr_space_1 instead of convert_memory_address,
20395 if it returns NULL, don't simplify.
20397 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
20400 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
20402 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20404 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20405 Bump the upper SIMDLEN limits, so that if the return type or
20406 characteristic type if the return type is void can be passed in
20407 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
20410 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20413 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
20414 Do not use "=" constraint on an input constraint.
20415 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
20416 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
20417 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
20418 generates (neg (abs ...)) instead of (abs ...).
20420 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20422 PR rtl-optimization/70596
20423 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
20424 just invalidate LRA data and reset them. Adjust dump wording.
20426 2016-04-12 Martin Liska <mliska@suse.cz>
20429 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20431 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20433 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20434 max_loop_iterations_int.
20435 (tree_unswitch_outer_loop): Likewise.
20436 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20437 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20439 2016-04-12 Tom de Vries <tom@codesourcery.com>
20441 PR tree-optimization/68756
20442 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
20443 instead of new_name.
20445 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20447 PR tree-optimization/70602
20448 * tree-sra.c (generate_subtree_copies): Don't write anything into
20449 constant pool decls.
20451 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
20452 regardless whether there are depend clauses or not.
20454 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20457 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
20458 target attribute and pragma from changing the -mfloat128
20459 and -mfloat128-hardware options.
20461 * doc/extend.texi (Additional Floating Types): Document PowerPC
20462 __float128 restrictions.
20464 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20467 * config/aarch64/driver-aarch64.c
20468 (aarch64_get_extension_string_for_isa_flags): New.
20469 (arch_extension): Rename to...
20470 (aarch64_arch_extension): ...This.
20471 (ext_to_feat_string): Rename to...
20472 (aarch64_extensions): ...This.
20473 (aarch64_core_data): Keep track of architecture extension flags.
20474 (cpu_data): Rename to...
20475 (aarch64_cpu_data): ...This.
20476 (aarch64_arch_driver_info): Keep track of architecture extension
20478 (get_arch_name_from_id): Rename to...
20479 (get_arch_from_id): ...This, change return type.
20480 (host_detect_local_cpu): Update and reformat for renames, handle
20481 extensions through common infrastructure.
20483 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20486 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
20487 track of a canonical flag name.
20488 (all_extensions): Likewise.
20489 (arch_to_arch_name): Also track extension flags enabled by the arch.
20490 (all_architectures): Likewise.
20491 (aarch64_parse_extension): Move to here.
20492 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
20494 (aarch64_rewrite_selected_cpu): Update for above change.
20495 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
20496 are handled, such that the single explicit value enabled by an
20497 extension is kept seperate from the implicit values it also enables.
20498 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
20500 (aarch64_parse_extension): New.
20501 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
20502 here to config/aarch64/aarch64-protos.h.
20503 (aarch64_parse_extension): Move from here to
20504 common/config/aarch64/aarch64-common.c.
20505 (aarch64_option_print): Update.
20506 (aarch64_declare_function_name): Likewise.
20507 (aarch64_start_file): Likewise.
20508 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
20509 the canonical flag for extensions.
20510 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
20513 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20515 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
20518 2016-04-09 Tom de Vries <tom@codesourcery.com>
20520 PR tree-optimization/68953
20521 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
20522 first to last subscript.
20524 2016-04-09 Jakub Jelinek <jakub@redhat.com>
20526 PR tree-optimization/70586
20527 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
20530 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
20534 PR tree-optimization/70373
20535 PR middle-end/70533
20536 PR middle-end/70534
20537 PR middle-end/70535
20538 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20539 clauses for acc parallel reductions as necessary. Error on those
20541 * omp-low.c (scan_sharing_clauses): Don't install variables which
20542 are used in acc parallel reductions.
20543 (lower_rec_input_clauses): Remove dead code.
20544 (lower_oacc_reductions): Add support for reference reductions.
20545 (lower_reduction_clauses): Remove dead code.
20546 (lower_omp_target): Don't remap variables appearing in acc parallel
20548 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20550 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20552 PR middle-end/70593
20553 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20554 with multiple SSA_NAME defs, force the outputs other than first
20555 to be live before calling live_track_process_def on each output.
20557 PR rtl-optimization/70574
20558 * fwprop.c (forward_propagate_and_simplify): Don't add
20559 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20560 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20561 paradoxical subregs within *loc.
20563 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20565 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20566 -ftree-parallelize-loops={0,1}.
20567 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20568 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20569 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20570 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20571 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20573 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20576 * asan.c (instrument_derefs): If we get unknown location, extract it
20577 with EXPR_LOCATION.
20578 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20580 2016-04-08 Tom de Vries <tom@codesourcery.com>
20582 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20583 implicit firstprivate clause.
20585 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20588 * config/arm/thumb2.md (tst + branch-> lsls + branch
20589 peephole below *orsi_not_shiftsi_si): Require that condition
20590 register is dead after the peephole.
20591 (second peephole after the above): Likewise.
20593 2016-04-08 Alan Modra <amodra@gmail.com>
20596 * builtins.c (fold_builtin_classify): For IBM extended precision,
20597 look at just the high-order double to test for NaN.
20598 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20599 test just the high double for Inf but both doubles for subnormal
20602 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20604 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20605 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20606 node->simdclone->mask_mode != VOIDmode masks.
20607 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20608 earlier, use it instead of node->simdclone.
20609 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20610 Set clonei->mask_mode.
20612 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20615 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20616 Pass it through to cp_parser_already_scoped_statement.
20617 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20618 it through to cp_parser_statement.
20619 (cp_parser_statement): Pass IF_P through to
20620 cp_parser_iteration_statement.
20621 (cp_parser_pragma): Adjust call to
20622 cp_parser_iteration_statement.
20624 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20627 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20628 resolve a future -Wparentheses warning.
20629 * omp-low.c (scan_sharing_clauses): Likewise.
20630 * tree-parloops.c (eliminate_local_variables): Likewise.
20632 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20634 PR rtl-optimization/70398
20635 * lra-constraints.c (process_address_1): Check zero scale and code
20636 for reloading with zero scale.
20638 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20640 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20641 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20643 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20645 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20646 Add support for AVX512F clones, include them by default for
20647 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20648 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20651 PR middle-end/70550
20652 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20653 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20654 firstprivate clauses.
20655 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20656 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20657 (lower_omp_target): Set TREE_NO_WARNING for
20658 non-addressable possibly uninitialized vars which are copied into
20659 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20661 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20663 * config/pa/predicates.md (integer_store_memory_operand): Accept
20664 REG+D operands with a large offset when reload_in_progress is true.
20665 (floating_point_store_memory_operand): Likewise.
20667 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20670 * match.pd (nested int casts): Limit to GIMPLE.
20672 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20675 * ipa-devirt.c (maybe_record_node): Fix comment; use
20676 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20678 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20680 PR rtl-optimization/70542
20681 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20682 if there are any uses other than insn or debug insns.
20684 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20685 Jakub Jelinek <jakub@redhat.com>
20687 PR tree-optimization/70509
20688 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20689 Shift HOST_WIDE_INT_1U instead of 1.
20691 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20693 PR tree-optimization/70509
20694 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20695 of the vector base type for index.
20697 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20700 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20702 2016-04-05 Richard Biener <rguenther@suse.de>
20704 PR tree-optimization/70526
20705 * tree-sra.c (build_ref_for_offset): Use prev_base to
20706 extract the alias pointer type.
20708 2016-04-05 Richard Biener <rguenther@suse.de>
20710 * dse.c (struct store_info): Remove alias_set member.
20711 (struct read_info_type): Likewise.
20712 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20713 spill_deleted, clear_alias_set_lookup): Remove.
20714 (get_group_info): Remove dead base == NULL_RTX case.
20715 (dse_step0): Remove initialization of removed variables.
20716 (delete_dead_store_insn): Reomve alias set dumping.
20717 (free_read_records): Remove alias_set handling.
20718 (canon_address): Remove alias_set_out parameter.
20719 (record_store): Remove spill_alias_set, it's always zero.
20720 (check_mem_read_rtx): Likewise.
20721 (dse_step2): Rename from ...
20722 (dse_step2_nospill): ... this. Adjust.
20723 (scan_stores): Rename from ...
20724 (scan_stores_nospill): ... this.
20725 (scan_reads): Rename from ...
20726 (scan_reads_nospill): ... this.
20727 (scan_stores_spill, scan_reads_spill): Remove.
20728 (dse_step3_scan): Remove for_spills argument which is always false.
20729 (dse_step3): Likewise.
20730 (dse_step5): Rename from ...
20731 (dse_step5_nospill): ... this. Remove alias_set handling.
20732 (rest_of_handle_dse): Adjust.
20734 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20737 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
20738 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
20739 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
20740 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
20742 2016-04-05 Richard Biener <rguenther@suse.de>
20744 PR middle-end/70499
20745 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
20746 non-register type temporaries into SSA.
20748 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
20751 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
20752 calls when sanitizing.
20753 (possible_polymorphic_call_target_p): Fix formatting.
20755 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20756 Jakub Jelinek <jakub@redhat.com>
20758 PR middle-end/70457
20759 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
20760 to ensure a call statement is compatible with a built-in's
20762 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
20765 2016-04-04 Richard Biener <rguenther@suse.de>
20767 PR rtl-optimization/70484
20768 * rtl.h (canon_output_dependence): Declare.
20769 * alias.c (canon_output_dependence): New function.
20770 * dse.c (record_store): Use canon_output_dependence rather
20771 than canon_true_dependence.
20773 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20776 * cgraph.h (symtab_node::copy_visibility_from): New function.
20777 * symtab.c (symtab_node::copy_visibility_from): New function.
20778 * ipa-visibility.c (optimize_weakref): New function.
20779 (function_and_variable_visibility): Use it.
20781 2016-04-04 Martin Liska <mliska@suse.cz>
20784 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
20785 value that is really in range handled by SBR instruction.
20786 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
20787 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
20788 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
20790 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
20794 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
20795 set, but not for SP_REG operands.
20797 2016-04-02 Martin Sebor <msebor@redhat.com>
20800 * fold-const.c (maybe_nonzero_address): New function.
20801 (fold_comparison): Call it. Fold equality and relational
20802 expressions involving null pointers.
20803 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20805 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20807 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20808 the "Y" constraint (scalar FP 0.0 immediate).
20810 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20811 Add the "const_double" to the list of operand constraints.
20813 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20815 PR rtl-optimization/70467
20816 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20817 If low word of the last operand is 0, just emit addition/subtraction
20820 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20823 * config/s390/s390.c (s390_expand_insv): Check for everything
20824 constant instead of just VOIDmode stuff.
20826 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20829 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20831 2016-04-01 Nathan Sidwell <nathan@acm.org>
20833 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20835 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20837 PR rtl-optimization/70461
20838 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20841 2016-03-31 Martin Liska <mliska@suse.cz>
20844 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20845 a tree value or an immediate integer value to a buffer
20846 that is eventually copied to a BRIG section.
20847 (emit_immediate_operand): Call the function here.
20848 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20849 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20850 of class' fields that are removed.
20851 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20852 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20853 m_brig_repr_size fields.
20855 2016-03-31 Martin Liska <mliska@suse.cz>
20858 * hsa-gen.c (hsa_function_representation::update_dominance): New
20860 (convert_addr_to_flat_segment): Likewise.
20861 (gen_hsa_memory_set): New alignment argument.
20862 (gen_hsa_ctor_assignment): Likewise.
20863 (gen_hsa_insns_for_single_assignment): Provide alignment
20864 to gen_hsa_ctor_assignment.
20865 (gen_hsa_insns_for_direct_call): Add new argument.
20866 (expand_lhs_of_string_op): New function.
20867 (expand_string_operation_builtin): Likewise.
20868 (expand_memory_copy): New function.
20869 (expand_memory_set): New function.
20870 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20871 (convert_switch_statements): Change signature.
20872 (generate_hsa): Use a return value of the function.
20873 (pass_gen_hsail::execute): Do not call
20874 convert_switch_statements here.
20875 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20876 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20877 (hsa_function_representation::update_dominance): New function.
20879 2016-03-31 Martin Liska <mliska@suse.cz>
20882 * hsa-brig.c (emit_directive_variable): Emit alignment
20883 according to hsa_symbol::m_align.
20884 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20885 (dump_hsa_symbol): Dump alignment of HSA symbols.
20886 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20887 (gen_hsa_addr_with_align): New function.
20888 (hsa_bitmemref_alignment): Use newly added function.
20889 (gen_hsa_insns_for_load): Likewise.
20890 (gen_hsa_insns_for_store): Likewise.
20891 (gen_hsa_memory_copy): New argument added.
20892 (gen_hsa_insns_for_single_assignment): Respect
20893 alignment for assignments processed via gen_hsa_memory_copy.
20894 (gen_hsa_insns_for_direct_call): Likewise.
20895 (gen_hsa_insns_for_return): Likewise.
20896 (gen_function_def_parameters): Set default alignment.
20897 * hsa.c (hsa_object_alignment): New function.
20898 (hsa_byte_alignment): Pasted function.
20899 * hsa.h (hsa_symbol::m_align): New field.
20901 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20903 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20904 scratch field for goto case.
20906 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20908 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20910 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20913 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20914 (scalar_chain::convert_insn): Call convert_op for reg
20915 moves to handle undefined registers.
20917 2016-03-31 Nathan Sidwell <nathan@acm.org>
20920 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20921 Assert we don't want to move backwards.
20923 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20926 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20928 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20930 PR rtl-optimization/70460
20931 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20932 with operand from REG_LABEL_OPERAND, instead substitute
20933 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20934 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20936 2016-03-31 Martin Liska <mliska@suse.cz>
20938 * passes.c (execute_one_pass): Do not call
20939 todo_after for a discarded function.
20941 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20943 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20944 (no_cost, infinite_cost): Initialize the new field.
20945 (get_computation_cost_at): Record setup cost.
20946 (determine_use_iv_cost_address): Skip cost computation for sub
20947 uses if we can estimate it without losing accuracy.
20949 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20951 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20953 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20954 max_loop_iterations_int.
20955 (tree_unswitch_outer_loop): Likewise.
20956 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20957 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20959 2016-03-30 Richard Biener <rguenther@suse.de>
20961 PR middle-end/70450
20962 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20964 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20967 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20968 in gen_blendm expander.
20970 2016-03-30 Nick Clifton <nickc@redhat.com>
20973 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20974 case where we are already provided with an SImode SUBREG.
20976 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20979 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20980 conflict between DRAP register and __builtin_eh_return.
20982 2016-03-30 Michael Matz <matz@suse.de>
20983 Richard Biener <rguenther@suse.de>
20986 * ipa-polymorphic-call.c (struct type_change_info): Change
20987 speculative to an unsigned allowing to limit the work we do.
20988 (csftc_abort_walking_p): New inline function..
20989 (check_stmt_for_type_change): Limit the number of may-defs
20990 skipped for speculative devirtualization to
20991 max-speculative-devirt-maydefs.
20992 * params.def (max-speculative-devirt-maydefs): New param.
20993 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20995 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20998 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
21001 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
21003 PR tree-optimization/59124
21004 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
21005 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
21007 2016-03-29 Jeff Law <law@redhat.com>
21009 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
21011 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21013 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
21016 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
21018 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
21019 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
21020 gcrt0.o if linking dynamically.
21022 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21025 * ipa-devirt.c (methods_equal_p): New function.
21026 (compare_virtual_tables): Use it.
21027 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
21028 * cgraphclones.c (clone_function_name_1): Use
21029 symbol_table::symbol_suffix_separator.
21030 * coverage.c (build_var): Likewise.
21031 * symtab.c (symbol_table::symbol_suffix_separator): New.
21033 2016-03-29 Jakub Jelinek <jakub@redhat.com>
21035 PR rtl-optimization/70429
21036 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
21037 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
21038 mode != result_mode.
21041 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
21043 PR tree-optimization/70405
21044 * ssa-iterators.h (num_imm_uses): Add missing braces.
21046 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
21048 PR rtl-optimization/68695
21049 * ira-color.c (allocno_copy_cost_saving): New.
21050 (improve_allocation): Use it.
21052 2016-03-29 Richard Henderson <rth@redhat.com>
21054 PR middle-end/70355
21055 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
21057 2016-03-29 Richard Biener <rguenther@suse.de>
21059 PR middle-end/70424
21060 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
21061 use alignment returned by get_pointer_alignment_1 if it is
21062 bigger than BITS_PER_UNIT.
21063 * builtins.c (get_pointer_alignment_1): Do not return true
21064 for alignment extracted from SSA info.
21066 2016-03-28 James Bowman <james.bowman@ftdichip.com>
21068 * config/ft32/ft32.opt (mnodiv): New.
21069 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
21070 * doc/invoke.texi (FT32 Options -mnodiv): New.
21072 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
21075 * config/i386/i386.md (define_split, andn): Fix modes.
21077 2016-03-26 Richard Biener <rguenther@suse.de>
21078 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21081 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
21083 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
21084 as 2nd argument to cl_optimization_restore().
21086 2016-03-25 Richard Henderson <rth@redhat.com>
21089 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
21090 * config/aarch64/aarch64-protos.h: Declare it.
21091 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
21093 2016-03-25 Alan Modra <amodra@gmail.com>
21096 * config/rs6000/constraints.md (j): Simplify.
21097 * config/rs6000/predicates.md (easy_fp_constant): Exclude
21099 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
21100 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
21101 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
21102 in all constraint alternatives.
21103 (movtd_64bit_nodm): Delete "j" constraint alternative.
21105 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21107 * tree-ssa-propagate.c: Enhance docs for
21108 SSA_PROP_NOT_INTERESTING.
21110 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21112 * doc/extend.texi: Fix typo in documentation to pure attribute.
21114 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
21117 * config/pa/pa.md (bswapdi2): Use a scratch register.
21119 2016-03-24 Richard Henderson <rth@redhat.com>
21121 PR middle-end/69845
21122 * fold-const.c (extract_muldiv_1): Correct test for multiplication
21125 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
21127 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
21128 using ix86_expand_binary_operator instead of gen_andsi3.
21130 2016-03-24 Richard Biener <rguenther@suse.de>
21132 PR tree-optimization/70396
21133 * tree-vect-stmts.c (vectorizable_comparison): Use
21134 get_vectype_for_scalar_type.
21136 2016-03-24 Richard Biener <rguenther@suse.de>
21138 PR middle-end/70370
21139 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
21140 with register bases.
21142 2016-03-24 Richard Biener <rguenther@suse.de>
21144 PR tree-optimization/70372
21145 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
21146 build_all_ones_cst to also handle vector types correctly.
21148 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21151 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
21154 2016-03-23 Marek Polacek <polacek@redhat.com>
21157 * doc/invoke.texi: Document -Wignored-attributes.
21159 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21161 PR tree-optimization/69042
21162 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
21163 parameter from 30 to 40.
21165 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21167 PR tree-optimization/69042
21168 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
21169 for use with constant offset stripped in base.
21171 2016-03-23 Richard Biener <rguenther@suse.de>
21173 PR middle-end/70251
21174 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
21175 mode compatibility check.
21176 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21178 2016-03-23 Jeff Law <law@redhat.com>
21180 PR tree-optimization/64058
21181 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
21183 (struct ssa_conflicts): Move up earlier in the file.
21184 (conflicts_, var_map_): New static variables.
21185 (initialize_conflict_count): New function to initialize the
21186 CONFLICT_COUNT field for each conflict pair.
21187 (compare_pairs): Lazily initialize the conflict count and use it
21188 as the first tie-breaker.
21189 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
21190 and wipe conflicts_ and map_ around the call to qsort. Remove
21191 special case for 2 coalesce pairs.
21192 * bitmap.c (bitmap_count_unique_bits): New function.
21193 (bitmap_count_bits_in_word): New function, extracted from
21195 (bitmap_count_bits): Use bitmap_count_bits_in_word.
21196 * bitmap.h (bitmap_count_unique_bits): Declare it.
21198 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
21201 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
21202 transparent alias chain for decl assembler name.
21203 * config/sol2.c (solaris_assemble_visibility): Likewise.
21205 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21207 * config/arm/arm1020e.md (1020call_op): Reduce reservation
21209 (v10_fdivs): Likewise.
21210 (v10_fdivd): Likewise.
21212 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21215 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
21216 to not call fclose twice on file.
21218 2016-03-23 Jakub Jelinek <jakub@redhat.com>
21220 PR tree-optimization/70354
21221 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21222 oprnd0 is wider than oprnd1 and there is a cast from the wider
21223 type to oprnd1, mask it with the mask of the narrower type.
21226 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
21227 Optimize TARGET_STV splitters, if high or low word of last argument
21230 2016-03-22 Jeff Law <law@redhat.com>
21233 tree-ssa-threadbackward.c
21234 (fsm_find_control_statement_thread_paths): Correctly distinguish
21235 between old style jump threads vs FSM jump threads.
21237 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
21240 * config/i386/i386.c (scalar_chain::convert_op): Support
21241 uninitialized register usage case.
21243 2016-03-22 Richard Biener <rguenther@suse.de>
21245 PR middle-end/70251
21246 * genmatch.c (gen_transform): Adjust last parameter to a three-state
21248 (capture::gen_transform): ... to change behavior when substituting
21249 a condition into cond or not-cond expr context.
21250 (dt_simplify::gen_1): Adjust.
21251 * gimple-match-head.c: Include gimplify.h for unshare_expr.
21252 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
21253 last change and instead change to
21254 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
21255 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21257 2016-03-22 Anthony Green <green@moxielogic.com>
21259 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
21260 issue for moxiebox targets.
21261 (CC1PLUS_SPEC): Ditto.
21263 2016-03-22 Richard Biener <rguenther@suse.de>
21265 PR middle-end/70333
21266 * fold-const.c (extract_muldiv_1): Properly perform multiplication
21269 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21271 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
21273 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21276 * config/i386/i386.c (def_builtin): Handle
21277 OPTION_MASK_ISA_AVX512VL to be and-ed with other
21279 (const struct builtin_description bdesc_special_args[]):
21280 Remove duplicate ISA bits.
21282 2016-03-22 Jakub Jelinek <jakub@redhat.com>
21285 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
21286 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
21287 in a way that works also for AVX512BW.
21290 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
21291 instead of source if operands[1] is xmm16 and above and
21292 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
21293 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
21296 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
21297 on assign if (*from_p) is a comparison, set it to
21298 TREE_NO_WARNING (*from_p).
21300 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21302 PR middle-end/70326
21303 * lra.c (restore_scratches): Ignore deleted insns.
21305 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
21306 Jakub Jelinek <jakub@redhat.com>
21308 PR tree-optimization/70317
21309 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
21312 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
21315 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
21316 of ix86_expand_move.
21318 (movti): Use general_operand for operand 1 predicate.
21320 2016-03-21 Martin Liska <mliska@suse.cz>
21322 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
21324 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
21326 2016-03-21 Martin Liska <mliska@suse.cz>
21329 * ipa-icf.c (sem_function::parse): Skip static
21330 constructors and destructors.
21332 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21335 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
21336 function-like macro, peek following token(s) if it is followed
21337 by CPP_OPEN_PAREN token with optional padding in between, and
21338 if not, don't treat it like a macro.
21340 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
21341 Alexander Monakov <amonakov@ispras.ru>
21343 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
21344 for the stabs debug format.
21346 2016-03-21 Richard Biener <rguenther@suse.de>
21348 PR tree-optimization/70310
21349 * tree-vect-generic.c (expand_vector_condition): Fold the built
21352 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
21355 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
21356 Block third alternative for AVX-512VL target,
21358 2016-03-21 Martin Liska <mliska@suse.cz>
21361 * hsa-brig.c (emit_function_directives): Mark unemitted
21362 global variables for emission.
21363 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
21364 (get_symbol_for_decl): Likewise.
21365 * hsa.h (struct hsa_symbol): New flag.
21367 2016-03-21 Richard Biener <rguenther@suse.de>
21369 PR tree-optimization/70288
21370 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
21371 we do not estimate unsimplified all-constant conditionals or
21372 switches as optimized away.
21374 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
21376 PR rtl-optimization/69102
21377 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
21378 when we have a readonly dependency context.
21380 2016-03-18 Jeff Law <law@redhat.com>
21382 PR rtl-optimization/70263
21383 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
21384 (update_equiv_regs): When trying to move a store to after the insn
21385 that sets the source of the store, make sure the store occurs after
21386 the insn that sets the source of the store. When successful note
21387 the REG_EQUIV note created in the dump file.
21389 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
21390 Bernd Schmidt <bschmidt@redhat.com>
21392 * doc/extend.texi: Document more potential problems with basic asms.
21394 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
21396 PR rtl-optimization/70278
21397 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
21400 2016-03-18 Jason Merrill <jason@redhat.com>
21402 * calls.c (load_register_parameters): Fix zero size sibcall logic.
21404 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
21406 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
21407 values to 128b regs.
21409 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21411 PR tree-optimization/70252
21412 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
21413 boolean vector has a proper number of elements.
21414 (supportable_narrowing_operation): Likewise.
21416 2016-03-18 Tom de Vries <tom@codesourcery.com>
21419 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
21421 2016-03-18 Jakub Jelinek <jakub@redhat.com>
21423 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
21424 instead of replace_rtx for DEBUG_INSNs.
21426 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21428 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
21429 load type reservations.
21431 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
21434 * config/pa/constraints.md: Revert 2015-02-13 change. Use
21435 define_constraint for "Q" and "T" constraints.
21437 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
21439 Tweak the pipeline model for Exynos M1
21441 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
21444 2016-03-17 David Malcolm <dmalcolm@redhat.com>
21447 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
21448 where one or both locations aren't within a line_map.
21450 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
21453 * opts.c (finish_options): Don't set flag_pie to the default if
21454 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
21457 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
21459 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
21460 true as ALL_REGS argument to replace_rtx.
21462 2016-03-17 Richard Biener <rguenther@suse.de>
21465 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
21468 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21471 * rtl.h (replace_rtx): Add ALL_REGS argument.
21472 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
21473 equality and assert mode is the same, instead of just rtx pointer
21475 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
21476 true as ALL_REGS argument to replace_rtx.
21478 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
21480 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
21481 for boolean vector with vector mode only.
21482 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21484 2016-03-17 Nick Clifton <nickc@redhat.com>
21487 * config/rx/rx.c (rx_print_integer): Print negative constants in
21490 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21493 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
21495 2016-03-16 Richard Henderson <rth@redhat.com>
21496 Richard Biener <rguenth@suse.de>
21498 PR middle-end/70240
21499 PR middle-end/68215
21501 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
21502 first operand as is_gimple_condexpr.
21504 PR middle-end/70240
21505 PR middle-end/68215
21507 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
21508 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
21509 Do not gimplify the result.
21510 (do_unop): Adjust call to tree_vec_extract.
21511 (do_binop): Likewise.
21512 (do_compare): Likewise.
21513 (do_plus_minus): Likewise.
21514 (do_negate): Likewise.
21515 (expand_vector_condition): Likewise.
21516 (do_cond): Likewise.
21518 2016-03-16 Richard Henderson <rth@redhat.com>
21521 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
21522 (aarch64_classify_address): Use it.
21523 (aarch64_legitimize_address): Force all subexpressions of PLUS
21524 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
21526 2016-03-16 Jakub Jelinek <jakub@redhat.com>
21527 Richard Biener <rguenth@suse.de>
21530 * rtlanal.c (replace_rtx): For REG, if from is a REG,
21531 return to even if only REGNO is equal, and assert
21534 2016-03-11 Jeff Law <law@redhat.com>
21536 PR rtl-optimization/70224
21537 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21539 2016-03-16 Richard Henderson <rth@redhat.com>
21541 PR middle-end/70199
21542 * function.h (struct function): Add has_forced_label_in_static.
21543 * gimplify.c (force_labels_r): Set it.
21544 * lto-streamer-in.c (input_struct_function_base): Read it.
21545 * lto-streamer-out.c (output_struct_function_base): Write it.
21546 * tree-inline.c (has_label_address_in_static_1): Remove.
21547 (copy_forbidden): Remove fndecl parameter; test
21548 has_forced_label_in_static.
21549 (inline_forbidden_p): Update call to copy_forbidden.
21550 (tree_versionable_function_p): Likewise.
21551 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21552 (chkp_versioning): Likewise.
21553 * tree-inline.h (copy_forbidden): Update decl.
21555 2016-03-16 Marek Polacek <polacek@redhat.com>
21558 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21559 function being thunked if the result type doesn't have fixed size.
21560 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21561 doesn't have fixed size.
21563 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21565 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21566 reporting malformed loop nest.
21568 2016-03-16 Tom de Vries <tom@codesourcery.com>
21571 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21572 nodes.length () == 1 test to before first nodes[0] access.
21574 2016-03-16 Tom de Vries <tom@codesourcery.com>
21576 PR tree-optimization/68715
21577 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21578 single_pred_p test.
21580 2016-03-16 Tom de Vries <tom@codesourcery.com>
21582 PR tree-optimization/68809
21583 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21586 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21587 Sandra Loosemore <sandra@codesourcery.com>
21589 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21590 on leaf attribute. Mention ELF interposition problems.
21592 2016-03-16 Alan Modra <amodra@gmail.com>
21594 PR rtl-optimization/69195
21595 PR rtl-optimization/47992
21596 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21599 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21602 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21604 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21606 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21608 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21610 PR rtl-optimization/70222
21611 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21612 optimization if mode is different from result_mode, queue up masking
21613 of the result in outer_op. Formatting fix.
21615 PR middle-end/70239
21616 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21619 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21621 PR rtl-optimization/69032
21622 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21623 looping backwards over basic block insns.
21625 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21628 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21629 to non-speculative when propagating trap bits.
21631 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21633 PR rtl-optimization/63384
21634 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21635 DEBUG_INSN_P insns.
21637 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21640 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21641 factored out from ...
21642 (sched_analyze_insn): ... here.
21643 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21644 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21645 get_implicit_reg_pending_clobbers in it.
21646 (setup_id_reg_sets): Use setup_id_implicit_regs.
21647 (deps_init_id): Ditto.
21649 2016-03-15 Tom de Vries <tom@codesourcery.com>
21652 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21654 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21655 execute_function_dump.
21656 (execute_one_pass): Don't dump function if it will be dumped after ipa
21659 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21661 * genrecog.c (match_pattern_2): If pred is NULL don't call
21662 safe_predicate_mode on it.
21664 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21666 PR middle-end/70219
21667 * lra-constraints.c (delete_move_and_clobber): Change assertion
21668 to also allow dregno == 0.
21670 2016-03-14 Richard Henderson <rth@redhat.com>
21673 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21674 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21675 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21676 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21679 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21682 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21684 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21686 * lra-constraints.c (split_reg): For hard regs, try to find the
21687 biggest single-register mode used in the function.
21689 2016-03-14 Richard Biener <rguenther@suse.de>
21691 PR tree-optimization/56365
21692 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21693 constants to compare against.
21695 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21698 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21699 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21700 (define_split for the GPR case): Use int_reg_operand instead of
21701 gpc_reg_operand for the output.
21703 2016-03-14 Tom de Vries <tom@codesourcery.com>
21705 PR tree-optimization/70045
21706 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21707 create_empty_if_region_on_edge argument.
21709 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21711 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21712 (STACK_CHECK_PROTECT): Likewise.
21713 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21714 (STACK_CHECK_PROTECT): Likewise.
21715 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21716 (STACK_CHECK_PROTECT): Likewise.
21717 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
21718 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21719 (STACK_CHECK_PROTECT): Likewise.
21721 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
21723 PR rtl-optimization/69307
21724 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
21725 registers in modes that span more than one register.
21727 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
21730 * lra-constraints.c (delete_move_and_clobber): New.
21731 (remove_inheritance_pseudos): Use it.
21733 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
21736 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
21737 the libcall is LCT_THROW.
21738 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
21739 for the checking routine.
21741 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21744 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
21745 optimization if we have direct move.
21746 (roundu32<mode>2_fprs): Likewise.
21748 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
21751 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
21753 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
21754 Arguments swapped. All callers changed. Take reg_renumber into
21755 account, and Calculate and compare register ranges for hard regs.
21757 2016-03-11 Jeff Law <law@redhat.com>
21759 PR tree-optimization/70190
21760 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21761 Handle cases where we can not extract the taken edge, even though we
21762 found a constant value.
21764 PR tree-optimization/64058
21765 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
21766 (num_coalesce_pairs): Move up earlier in file.
21767 (find_coalesce_pair): Initialize the INDEX field for each pair
21769 (compare_pairs): No longer sort on the elements in each pair.
21770 Instead break ties with the index of the coalesce pair.
21772 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21775 * config/aarch64/aarch64-protos.h
21776 (aarch64_save_restore_target_globals): New prototype.
21777 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
21778 Call the above when popping pragma.
21779 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
21781 (aarch64_set_current_function): Rewrite using the above.
21783 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21785 PR tree-optimization/70177
21786 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
21787 (extract_ops_from_tree): ... this. In the 2 argument
21788 overload remove _1 suffix.
21789 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
21790 (extract_ops_from_tree): ... this.
21791 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
21793 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
21794 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
21795 extract_ops_from_tree instead of 2 operand one.
21797 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
21799 PR tree-optimization/70013
21800 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
21801 for constant-pool entries.
21803 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21805 PR rtl-optimization/70174
21806 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21807 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21809 PR tree-optimization/70169
21810 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21811 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21814 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21815 Jakub Jelinek <jakub@redhat.com>
21818 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21819 of uninitialized values.
21821 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21823 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21825 ("*trunctddd2"): New pattern definition.
21826 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21829 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21831 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21832 definitions for BFP and DFP rounding modes.
21833 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21834 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21835 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21836 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21839 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21841 * config/s390/constraints.md: Adjust comment.
21842 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21843 s390_decompose_addrstyle_without_index.
21844 * config/s390/predicates.md (shift_count_or_setmem_operand):
21845 Rename to setmem_operand.
21846 * config/s390/s390-protos.h
21847 (s390_decompose_shift_count): Rename to
21848 s390_decompose_addrstyle_without_index.
21849 * config/s390/s390.c (s390_decompose_shift_count)
21850 (s390_mem_constraint, print_shift_count_operand)
21851 (print_operand_address, print_operand): Rename
21852 s390_decompose_shift_count to
21853 s390_decompose_addrstyle_without_index and rename
21854 print_shift_count_operand to print_addrstyle_operand troughout the
21856 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21857 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21858 Rename shift_count_or_setmem_operand to setmem_operand.
21859 * config/s390/vx-builtins.md ("vec_insert<mode>")
21860 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21863 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21866 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21867 Handle overlapping retval and newval.
21869 2016-03-10 Nick Clifton <nickc@redhat.com>
21872 * config/aarch64/aarch64.c
21873 (aarch64_override_options_after_change_1): When forcing
21874 flag_omit_frame_pointer to be true, use a special value that can
21875 be detected if this function is called again, thus preventing
21876 flag_omit_leaf_frame_pointer from being forced to be false.
21878 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21880 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21881 Set x_flag_omit_leaf_frame_pointer when handling
21882 -momit-leaf-frame-pointer.
21884 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21887 * cgraph.c (cgraph_node::dump): Dump split_part and
21888 indirect_call_target.
21889 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21890 * ipa.c (has_addr_references_p): Cleanup.
21891 (is_indirect_call_target_p): New.
21892 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21893 called indirectly as local.
21894 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21896 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21899 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21900 on cxa_pure_virtual.
21902 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21905 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21907 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21910 * tree.c (need_assembler_name_p): Only record main variant type names.
21912 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21915 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21916 Always define to 0 or 1.
21917 (TARGET_FIX_ERR_A53_843419): New macro.
21918 * config/aarch64/aarch64-elf-raw.h
21919 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21920 * config/aarch64/aarch64-linux.h: Likewise.
21921 * config/aarch64/aarch64.c
21922 (aarch64_override_options_after_change_1): Do not default
21923 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21925 (aarch64_attributes): Handle fix-cortex-a53-843419.
21926 (aarch64_can_inline_p): Likewise.
21927 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21929 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21930 Jakub Jelinek <jakub@redhat.com>
21932 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21933 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21934 DECL_COMMONS if flag_unconstrained_commons is set.
21935 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21936 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21937 (funconstrained-commons): Document.
21939 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21941 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21942 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21944 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21946 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21947 has a proper number of elements.
21949 2016-03-10 Alan Modra <amodra@gmail.com>
21951 PR rtl-optimization/69195
21952 PR rtl-optimization/47992
21953 * ira.c (recorded_label_ref): Delete.
21954 (update_equiv_regs): Return void.
21955 (indirect_jump_optimize): New function.
21956 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21957 before regstat_compute_ri. Don't rebuild_jump_labels here.
21958 Delete update_regstat.
21960 2016-03-10 Richard Biener <rguenther@suse.de>
21962 PR tree-optimization/70128
21963 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21964 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21966 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21968 PR tree-optimization/70152
21969 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21970 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21973 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21974 instead of gen_sse2_loadlpd.
21975 * config/i386/sse.md (*vec_concatv2df): Rename to...
21976 (vec_concatv2df): ... this.
21978 PR tree-optimization/70127
21979 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21981 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21985 * diagnostic-show-locus.c (compatible_locations_p): New function.
21986 (layout::layout): Sanitize ranges using compatible_locations_p.
21988 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21992 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21993 location_range param with three const expanded_locations * and a
21995 (layout::layout): Replace call to
21996 rich_location::lazily_expand_location with get_expanded_location.
21997 Extract the range and perform location expansion here, passing
21998 the results to the layout_range ctor.
21999 * diagnostic.c (source_range::debug): Delete.
22000 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
22001 of rich_location::get_expanded_location.
22002 * gcc-rich-location.c (get_range_for_expr): Delete.
22003 (gcc_rich_location::add_expr): Reimplement to avoid the
22004 rich_location::add_range overload that took a location_range,
22005 passing a location_t instead.
22007 2016-03-09 Richard Biener <rguenther@suse.de>
22008 Jakub Jelinek <jakub@redhat.com>
22010 PR tree-optimization/70138
22011 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22012 Also skip vect_double_reduction_def.
22014 2016-03-09 Jakub Jelinek <jakub@redhat.com>
22017 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
22018 if the operand is "m".
22020 2016-03-09 Nathan Sidwell <nathan@acm.org>
22022 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
22024 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22026 * config/i386/i386.c (processor_target_table): Fix cost table
22027 intialization order for znver1.
22029 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22031 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
22032 - becuase -> because.
22033 * ipa-reference.c (ignore_module_statics): Likewise.
22034 * cgraph.c (cgraph_node::get_body): Likewise.
22035 * ipa-inline.c (early_inliner): Likewise.
22036 * ipa-devirt.c (types_same_for_odr): Likewise.
22037 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
22038 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
22040 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22042 * tree-ssa-math-opts.c: Fix typo in comment.
22044 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22047 * config/i386/i386.c (scalar_chain::make_vector_copies,
22048 scalar_chain::convert_reg): Call end_sequence in between
22049 get_insns and emit_conversion_insns rather than after both
22052 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
22055 * config/i386/i386.h (machine_function): Add
22056 pc_thunk_call_expanded flag.
22057 (ix86_pc_thunk_call_expanded): New define.
22058 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
22059 (*set_got): Rename insn pattern from set_got.
22060 (*set_got_labelled): Rename inst pattern from set_got_labelled.
22061 * config/i386/i386.c (ix86_compute_frame_layout): Use
22062 ix86_pc_thunk_call_expanded to prevent red-zone.
22064 2016-03-07 Martin Jambor <mjambor@suse.cz>
22066 * hsa.h (hsa_get_ctor_statements): Declare.
22067 (hsa_get_dtor_statements): Likewise.
22068 (hsa_get_kernel_dispatch_type): Likewise.
22069 * hsa.c (hsa_get_ctor_statements): New function.
22070 (hsa_get_dtor_statements): Likewise.
22071 (hsa_get_kernel_dispatch_type): Likewise.
22072 * hsa-brig.c (hsa_cdtor_statements): Removed.
22073 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
22074 hsa_get_dtor_statements.
22075 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
22076 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
22078 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
22080 * config/arm/arm-cores.def (cortex-r8): New.
22081 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
22082 * config/arm/arm-tune.md: Likewise.
22083 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
22085 2016-03-07 Martin Sebor <msebor@redhat.com>
22087 PR rtl-optimization/19705
22088 * doc/invoke.texi (Options That Control Optimization): Clarify
22089 -fno-branch-count-reg.
22091 2016-02-26 Richard Biener <rguenther@suse.de>
22092 Jeff Law <law@redhat.com>
22094 PR tree-optimization/69740
22095 * cfghooks.c (remove_edge): Request loop fixups if we delete
22096 an edge that might turn an irreducible loop into a natural
22098 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
22099 Move after definition of loops_state_clear.
22101 2016-03-07 Bin Cheng <bin.cheng@arm.com>
22103 PR rtl-optimization/69052
22104 * rtlanal.c (commutative_operand_precedence): Set higher precedence
22107 2016-03-07 Tom de Vries <tom@codesourcery.com>
22109 PR tree-optimization/70116
22110 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
22111 is_tm_ending stmts and ubsan/asan internal functions.
22112 (find_duplicate): Use it. Don't test is_tm_ending here.
22114 2016-03-07 Richard Biener <rguenther@suse.de>
22116 PR tree-optimization/70115
22117 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
22118 (propagate_constants_for_unrolling): Use replace_uses_by.
22120 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
22122 PR middle-end/69916
22123 * omp-low.c (struct oacc_loop): Add ifns.
22124 (new_oacc_loop_raw): Initialize it.
22125 (finish_oacc_loop): Clear mask & flags if no ifns.
22126 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
22127 (oacc_loop_xform_loop): Add ifns arg & adjust.
22128 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
22130 2016-03-07 Richard Henderson <rth@redhat.com>
22133 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
22134 (insert_value_copy_on_edge): Likewise.
22136 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22138 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
22140 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22143 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
22145 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22147 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
22149 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22151 Fix sseimul type attribute.
22152 * config/i386/znver1.md
22153 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
22154 znver1_sseimul_avx256_load) : Fix the type attribute.
22155 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
22156 pipe usage and latency.
22158 2016-03-05 Jakub Jelinek <jakub@redhat.com>
22161 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
22162 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
22165 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22168 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
22170 PR rtl-optimization/69941
22171 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
22172 the reg share its mode.
22174 2016-03-04 Jeff Law <law@redhat.com>
22176 PR tree-optimization/69196
22177 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22178 If the both SSA_NAMEs are anonymous, then consider them unassociated
22179 and include the PHI in the statement count.
22181 2016-03-05 Tom de Vries <tom@codesourcery.com>
22183 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
22184 construct in oacc routine. Check for oacc region in oacc routine.
22186 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22189 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
22190 2016-02-22 changes, instead don't recurse if RECUR is already true.
22191 Don't change *dynamic_check if RECUR. Adjust recursive caller
22192 to pass true to the new argument.
22193 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
22196 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22197 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
22199 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
22201 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22203 PR rtl-optimization/57676
22204 * lra-assigns.c (lra_assign): Guard test for maximum iterations
22205 with flag_checking.
22207 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
22209 * tree-vect-patterns.c (search_type_for_mask): Handle
22210 comparison of booleans.
22212 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22214 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
22218 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
22219 all other ops that have dw_val_class_die_ref operands,
22220 and DW_OP_GNU_entry_value.
22222 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22224 PR rtl-optimization/69904
22225 * config/arm/arm.c (arm_cannot_copy_insn_p):
22226 Return true for load-exclusive instructions.
22228 2016-03-03 Jakub Jelinek <jakub@redhat.com>
22231 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
22232 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
22233 the pattern no matter if it is used just by non-pattern, pattern
22235 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
22236 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22237 oprnd1 def_stmt is in pattern, don't look through it.
22239 2016-03-03 Marek Polacek <polacek@redhat.com>
22241 PR middle-end/70050
22242 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
22244 2016-03-03 Martin Liska <mliska@suse.cz>
22246 PR tree-optimization/70043
22247 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
22248 previous statement if we see a debug statement.
22250 2016-03-03 Richard Biener <rguenther@suse.de>
22252 PR tree-optimization/55936
22253 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
22254 parameter and guard unsafe equivalence use.
22255 (vrp_evaluate_conditional_warnv_with_ops): Always use
22256 safe equivalences but not via the quadratic compare_names
22259 2016-03-03 Michael Collison <michael.collison@linaro.org>
22262 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
22263 for operand 1 to s_register_operand. Change predicate for operand
22264 2 to arm_not_immediate_operand.
22266 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
22268 * doc/tm.texi: Regenerated.
22270 2016-03-02 Richard Henderson <rth@redhat.com>
22273 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
22274 simplification when all args are positive non-fixed registers.
22276 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22278 * target.def (lra_p): Specify that new ports should use LRA.
22280 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22283 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
22284 gimplify_type_sizes the type they refer to.
22285 (omp_notice_variable): Handle reference vars to VLAs.
22286 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
22287 reference to VLA decls in the second pass instead of first pass.
22289 2016-03-02 Tom de Vries <tom@codesourcery.com>
22291 PR tree-optimization/68659
22292 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
22293 new_expr == NULL_TREE.
22294 (get_new_name): Handle ADDR_EXPR.
22296 2016-03-02 Bin Cheng <bin.cheng@arm.com>
22298 PR rtl-optimization/69052
22299 * loop-invariant.c (canonicalize_address): New function.
22300 (inv_can_prop_to_addr_use): Check validity of address expression
22301 which is canonicalized by above function.
22303 2016-03-02 Alan Modra <amodra@gmail.com>
22306 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
22309 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22312 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
22313 (*movhi_internal): Put mask moves from and to memory separately
22314 from moves from/to GPRs.
22316 2016-03-02 Richard Biener <rguenther@suse.de>
22318 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
22319 GENERIC expressions in GIMPLE.
22321 2016-03-02 Richard Biener <rguenther@suse.de>
22323 * config/i386/i386.c (type_natural_mode): Fix typo.
22325 2016-03-02 Nick Clifton <nickc@redhat.com>
22327 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
22329 2016-03-02 Richard Biener <rguenther@suse.de>
22330 Uros Bizjak <ubizjak@gmail.com>
22333 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
22335 2016-03-02 Richard Biener <rguenther@suse.de>
22337 PR middle-end/67278
22338 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
22340 2016-03-02 Marek Polacek <polacek@redhat.com>
22343 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
22344 "is promoted to" warning.
22346 2016-03-01 DJ Delorie <dj@redhat.com>
22348 * config.gcc: Deprecate mep-*.
22350 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
22352 PR middle-end/70025
22353 * lra-constraints.c (regno_val_use_in): New.
22354 (match_reload): Use it instead of regno_use_in.
22356 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22358 PR rtl-optimization/70007
22359 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
22360 references present in REG_EQUAL notes attached to non-SET patterns.
22362 2016-03-01 Jeff Law <law@redhat.com>
22364 PR tree-optimization/69196
22365 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22366 Appropriately clamp the number of statements to copy when the
22367 thread path does not traverse a loop backedge.
22369 PR tree-optimization/69196
22370 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22371 Do count some PHIs in the thread path against the insn count. Decrease
22372 final statement count by one as the control statement in the last
22373 block will get removed. Remove special cased code for handling PHIs
22376 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
22379 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
22380 asm dialect alternatives to explicit GOTPCREL calls.
22382 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22385 * ira.c (do_reload): Issue warning for generic stack checking here...
22386 * reload1.c (reload): ...instead of here and streamline it.
22388 2016-03-01 Nick Clifton <nickc@redhat.com>
22390 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
22392 2016-03-01 Richard Biener <rguenther@suse.de>
22394 PR tree-optimization/69983
22395 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
22396 types and fall back to operand_equal_p.
22398 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22401 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22403 * config/s390/constraints.md ("jm8"): New constraint.
22404 * config/s390/predicates.md ("const_int_8bitset_operand"): New
22406 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
22408 ("*setmem_long<setmem_and>"): New pattern.
22409 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
22411 ("*setmem_long_31z<setmem_and>"): New pattern.
22412 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
22413 New substitution rules with the required attributes.
22416 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22419 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22421 * gensupport.c (process_substs_on_one_elem): Split loop to
22422 complete mark_operands_used_in_match_dup on all expressions in the
22424 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22425 and remove function.
22427 2016-03-01 Richard Biener <rguenther@suse.de>
22429 PR middle-end/70022
22430 * fold-const.c (fold_indirect_ref_1): Fix range checking for
22431 vector BIT_FIELD_REF extract.
22433 2016-03-01 Richard Biener <rguenther@suse.de>
22435 PR tree-optimization/69994
22436 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
22438 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
22440 PR tree-optimization/69956
22441 * tree-vect-stmts.c (supportable_widening_operation): Support
22442 multi-step conversion of boolean vectors.
22443 (supportable_narrowing_operation): Likewise.
22445 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22447 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
22450 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22452 * config/s390/subst.md (DSI_VI): New mode iterator.
22453 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
22454 * config/s390/vector.md ("vec_set<mode>"): Move expander before
22455 the insn definition.
22456 ("*vec_set<mode>"): Change predicate and add alternative to
22457 support only either register or const_int operands as element
22459 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
22461 ("vec_extract<mode>"): New expander.
22462 ("*vec_extract<mode>"): New insn definition supporting reg and
22463 const_int element selectors.
22464 ("*vec_extract<mode>_plus"): New insn definition supporting
22465 reg+const_int element selectors.
22466 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
22467 following expander+insn definition.
22468 ("<vec_shifts_name><mode>3"): New expander.
22469 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
22471 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22473 * config/s390/s390.md ("*tabort_1"): Change predicate to
22474 nonmemory_operand. Add a second alternative to cover
22475 register as well as const int operands.
22476 ("*tabort_1_plus"): New pattern definition.
22478 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22480 * config/s390/s390.md ("*ashrdi3_cc_31")
22481 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
22482 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
22483 Merge insn definitions into ...
22484 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22485 New pattern definition.
22486 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
22487 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
22488 ("*ashr<mode>3_and"): Merge insn definitions into ...
22489 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22490 New pattern definition.
22491 * config/s390/subst.md ("addr_style_op_cc_subst")
22492 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
22493 substitutions patterns plus attributes.
22494 Add ashiftrt to SUBST iterator.
22496 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22498 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
22499 op2 to nonmemory_operand.
22500 ("*<shift>di3_31", "*<shift>di3_31_and"):
22501 Merge into single pattern definition ...
22502 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
22503 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
22504 pattern definition ...
22505 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
22506 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
22509 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22511 * config/s390/predicates.md (const_int_6bitset_operand): New
22513 * config/s390/s390.md: Include subst.md.
22514 ("rotl<mode>3"): New expander.
22515 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
22517 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
22518 * config/s390/subst.md: New file.
22520 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22522 * config/s390/s390.md ("op_type", "atype", "length" attributes):
22523 Remove RRR type. It doesn't really exist.
22524 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
22526 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
22527 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
22528 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
22529 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
22530 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
22531 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
22532 `enabled' attribute.
22534 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22536 * gensupport.c (process_substs_on_one_elem): Split loop to
22537 complete mark_operands_used_in_match_dup on all expressions in the
22539 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22540 and remove function.
22542 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22545 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22546 (CEIL_NWORDS): ...this. Use CEIL macro.
22547 (compute_fp_layout): Adjust to above renaming.
22548 (function_arg_union_value): Likewise.
22549 (sparc_arg_partial_bytes): Likewise.
22550 (sparc_function_arg_advance): Likewise.
22552 2016-02-29 Jeff Law <law@redhat.com>
22554 PR tree-optimization/70005
22555 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22556 where an object with a boolean range is compared against a value
22559 PR tree-optimization/69999
22560 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22561 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22564 2016-02-29 Richard Biener <rguenther@suse.de>
22566 PR tree-optimization/69994
22567 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22568 (get_unary_op): Look through nop conversions.
22569 (ops_equal_values_p): New function, look for equality diregarding
22571 (eliminate_plus_minus_pair): Use ops_equal_values_p
22572 (repropagate_negates): Do not use get_unary_op here.
22574 2016-02-29 Martin Liska <mliska@suse.cz>
22576 * system.h: Poison ENABLE_CHECKING macro.
22578 2016-02-29 Martin Liska <mliska@suse.cz>
22580 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22581 is presented in dump flags.
22582 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22583 (hsa_regalloc): Likewise.
22585 2016-02-19 Richard Biener <rguenther@suse.de>
22587 PR tree-optimization/69980
22588 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22589 permutation of those we need to keep.
22591 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22594 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22595 (NWORDS_UP): ...this
22596 (init_cumulative_args): Minor tweaks.
22597 (sparc_promote_function_mode): Likewise.
22598 (scan_record_type): Delete.
22599 (traverse_record_type): New function template.
22600 (classify_data_t): New structure type.
22601 (classify_registers): New inline function.
22602 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22603 exhausted. Instantiate traverse_record_type on classify_registers and
22604 deal with the case of a structure passed in slot #15 with no FP field
22606 (assign_data_t): New structure type.
22607 (compute_int_layout): New static function.
22608 (compute_fp_layout): Likewise.
22609 (count_registers): New inline function.
22610 (assign_int_registers): New static function.
22611 (assign_fp_registers): Likewise.
22612 (assign_registers): New inline function.
22613 (function_arg_record_value_1): Delete.
22614 (function_arg_record_value_2): Likewise.
22615 (function_arg_record_value_3): Likewise.
22616 (function_arg_record_value): Adjust to above changes. Instantiate
22617 traverse_record_type on count_registers to first count the number of
22618 registers to be used and then on assign_registers to assign them.
22619 (function_arg_union_value): Adjust to above renaming.
22620 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22621 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22622 case of a structure passed in slot #15
22623 (sparc_function_arg_advance): Likewise.
22624 (function_arg_padding): Minor tweak.
22626 2016-02-29 Richard Biener <rguenther@suse.de>
22628 PR tree-optimization/69720
22629 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22630 the adjustment_def path for possibly vectorized defs.
22631 (vect_create_epilog_for_reduction): Handle vectorized initial
22634 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22636 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22638 2016-02-27 Jeff Law <law@redhat.com>
22641 2016-02-26 Richard Biener <rguenther@suse.de>
22642 Jeff Law <law@redhat.com>
22644 PR tree-optimization/69740
22645 * cfghooks.c (remove_edge): Request loop fixups if we delete
22646 an edge that might turn an irreducible loop into a natural
22649 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22651 PR rtl-optimization/69896
22652 * tree-vect-generic.c (get_compute_type): Avoid single element
22655 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22657 Rename the AArch64 tuning option and related functions to enable the
22658 Newton series for the reciprocal square root to reflect its
22659 approximative characteristic.
22661 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22662 function to "aarch64_emit_approx_rsqrt".
22663 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22664 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22665 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22666 (xgene1_tunings): Likewise.
22667 (use_rsqrt_p): Likewise.
22668 (aarch64_emit_swrsqrt): Use new function name.
22669 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22670 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22671 text explaining this option.
22672 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22674 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22677 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22678 complain about -mallow-movmisalign without -mvsx if
22679 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22681 2016-02-26 Joel Sherrill <joel@rtems.org>
22683 * config.gcc: Add x86_64-*-rtems*.
22684 * config/i386/rtems-64.h: New file.
22686 2016-02-26 Joel Sherrill <joel@rtems.org>
22688 * config.gcc: Add aarch64-*-rtems*.
22689 * config/aarch64/rtems.h: New file.
22691 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22694 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22695 shift amount using %h. Add comment.
22697 2016-02-26 Richard Biener <rguenther@suse.de>
22698 Jeff Law <law@redhat.com>
22700 PR tree-optimization/69740
22701 * cfghooks.c (remove_edge): Request loop fixups if we delete
22702 an edge that might turn an irreducible loop into a natural
22705 2016-02-26 Martin Jambor <mjambor@suse.cz>
22707 PR middle-end/69920
22708 * tree-sra.c (sra_modify_assign): Do not remove loads of
22709 uninitialized aggregates to SSA_NAMEs.
22711 2016-02-26 Richard Henderson <rth@redhat.com>
22714 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
22715 pseudo in case the target rtx matches the source of the left
22718 2016-02-26 Martin Jambor <mjambor@suse.cz>
22721 * hsa.h (hsa_type_packed_p): Declare.
22722 * hsa.c (hsa_type_packed_p): New function.
22723 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
22725 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
22726 * hsa-brig.c (emit_basic_insn): Likewise.
22728 2016-02-26 Martin Jambor <mjambor@suse.cz>
22731 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
22733 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
22735 2016-02-26 Martin Jambor <mjambor@suse.cz>
22737 * hsa.h (is_a_helper): New overload for hsa_op_immed for
22738 hsa_op_with_type operands.
22739 (hsa_unsigned_type_for_type): Declare.
22740 * hsa.c (hsa_unsigned_type_for_type): New function.
22741 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
22742 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
22743 the finalizer. Do not emit extra move.
22745 2016-02-26 Martin Jambor <mjambor@suse.cz>
22747 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
22748 atomic operations in private segment.
22750 2016-02-26 Martin Jambor <mjambor@suse.cz>
22752 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
22753 statements to wi->info. Also disallow omp simd constructs.
22754 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
22755 for not gridifying. Dump special string for omp_for.
22757 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22760 * config/aarch64/aarch64.c (aarch64_set_current_function):
22761 Save/restore target globals when switching to
22762 target_option_default_node.
22764 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22767 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
22768 Return 0 if !SHIFT_COUNT_TRUNCATED.
22770 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22771 Eric Botcazou <ebotcazou@adacore.com>
22773 PR rtl-optimization/69891
22774 * dse.c (scan_insn): If we can't figure out memset arguments
22775 or they are non-constant, call clear_rhs_from_active_local_stores.
22777 2016-02-26 Martin Liska <mliska@suse.cz>
22779 * doc/extend.texi: Mention clog10, clog10f an clog10l
22780 in Builtins section.
22782 2016-02-26 Martin Liska <mliska@suse.cz>
22784 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
22786 (resolve_args_picking_1): Likewise.
22787 * dwarf2out.h (struct GTY): Likewise.
22789 2016-02-26 Martin Liska <mliska@suse.cz>
22791 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
22792 with flag_checking.
22793 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22795 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
22796 Martin Liska <mliska@suse.cz>
22798 * doc/install.texi: Mention --enable-valgrind-annotations.
22800 2016-02-26 Richard Biener <rguenther@suse.de>
22802 PR tree-optimization/69551
22803 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
22804 looking through aliases adjust DECL_PT_UID to refer to the
22805 ultimate alias target.
22807 2016-02-25 Martin Liska <mliska@suse.cz>
22809 PR middle-end/69919
22810 * alloc-pool.c (after_memory_report): New variable.
22811 * alloc-pool.h (base_pool_allocator ::release): Do not use
22812 the infrastructure if after_memory_report.
22813 * toplev.c (toplev::main): Mark after memory report.
22815 2016-02-25 Richard Biener <rguenther@suse.de>
22817 PR tree-optimization/48795
22818 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22820 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22823 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22824 offloading is enabled and -fopenacc or -fopenmp is specified.
22825 (CRTOFFLOADEND): Likewise.
22826 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22827 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22828 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22829 (offload_objects_file_name): New static var.
22830 (tool_cleanup): Remove offload_objects_file_name file.
22831 (find_offloadbeginend): Replace with ...
22832 (find_crtoffloadtable): ... this.
22833 (run_gcc): Remove offload_argc and offload_argv.
22834 Get offload_objects_file_name from -foffload-objects=... option.
22835 Read names of object files with offload from this file, pass them to
22836 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22837 don't pass offloadbegin and offloadend to the linker. Don't pass
22838 offload non-LTO files to the linker, because now they're not claimed.
22840 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22843 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22844 on builtin_unreachable.
22846 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22848 PR rtl-optimization/69896
22849 * regcprop.c: Include cfgrtl.h.
22850 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22851 than remembered mode, either delete it (if noop_move_p), or
22852 treat like copy_p but not noop_p instruction.
22854 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22857 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22858 - allow NULL decl for Fortran DW_TAG_common_block variables.
22860 2016-02-24 Jason Merrill <jason@redhat.com>
22862 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22864 2016-02-24 Richard Biener <rguenther@suse.de>
22865 Jakub Jelinek <jakub@redhat.com>
22867 PR middle-end/69760
22868 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22869 conditionally executed ops to well-defined overflow behavior.
22871 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22873 PR middle-end/69915
22874 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22877 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22879 PR rtl-optimization/69886
22880 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22881 argument. Use it when checking validity of set instructions.
22882 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22883 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22885 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22886 * store-motion.c (find_moveable_store): Update
22887 can_assign_to_reg_without_clobbers_p callsite.
22889 2016-02-24 Richard Biener <rguenther@suse.de>
22891 PR middle-end/68963
22892 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22894 (record_nonwrapping_iv): Do not fall back to the low/high bound
22895 for non-constant IV bases if the stmt is not always executed.
22897 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22899 * config/arm/arm-cores.def (cortex-a32): New entry.
22900 * config/arm/arm-tables.opt: Regenerate.
22901 * config/arm/arm-tune.md: Regenerate.
22902 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22903 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22904 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22905 for -mcpu and -mtune.
22907 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22910 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22911 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22912 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22913 (atomic_loaddi_1): Delete.
22914 (atomic_loaddi): Rewrite expander using the above changes.
22916 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22919 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22922 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22923 Richard Biener <rguenth@suse.de>
22925 PR middle-end/69909
22926 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22927 set_mem_attributes if tem is SSA_NAME which got expanded
22930 2016-02-24 Richard Biener <rguenther@suse.de>
22932 PR tree-optimization/69907
22933 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22934 end of permutations for BB vectorization.
22936 2016-02-24 Christian Bruel <christian.bruel@st.com>
22938 * config/arm/arm-c.c (arm_option_override): Initialize
22939 target_option_current_node.
22940 * config/arm/arm.c (arm_pragma_target_parse): Replace
22941 build_target_option_node call by target_option_current_node.
22942 Set target_option_current_node.
22945 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22948 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22949 define_insn_and_split to define_insn.
22950 (zero_extendqi<mode>2_dot2): Same.
22951 (extendqi<mode>2_dot): Same.
22952 (extendqi<mode>2_dot2): Same.
22954 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22956 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22957 and add bypass for AES{D,E} and AESMC pairs.
22958 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22961 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22963 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22964 series for reciprocal square root in Exynos M1.
22966 2016-02-23 Martin Sebor <msebor@redhat.com>
22969 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22970 __builtin_alloca_with_align.
22972 2016-02-23 Richard Henderson <rth@redhat.com>
22974 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22975 (ix86_register_pragmas): Remove __seg_tls.
22976 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22977 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22978 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22979 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22980 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22981 * doc/extend.texi (__seg_tls): Remove item.
22983 2016-02-23 Richard Biener <rguenther@suse.de>
22985 * alloc-pool.h (struct allocation_object): Make id member
22986 conditional on CHECKING_P again.
22987 (get_instance): Adjust.
22988 (base_pool_allocator): Likewise.
22990 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22992 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22993 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22995 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22997 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22999 2016-02-23 Richard Biener <rguenther@suse.de>
23001 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
23002 * bitmap.h (struct bitmap_usage): Likewise.
23003 (bitmap_move): Declare.
23004 * bitmap.c (register_overhead): Take size_t argument.
23005 (bitmap_move): New function.
23006 * df-problems.c (df_rd_transfer_function): Use bitmap_move
23007 to properly account overhead.
23008 * tree.c (free_node): Use tree_size.
23010 2016-02-23 Jakub Jelinek <jakub@redhat.com>
23013 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
23014 when inverting comparison.
23017 * common.opt (Wunreachable-code): Add Warning flag.
23019 2016-02-23 Mark Wielaard <mjw@redhat.com>
23020 Jakub Jelinek <jakub@redhat.com>
23023 * cgraphunit.c (check_global_declaration): Check main_input_filename
23024 and DECL_SOURCE_FILE are not NULL.
23026 2016-02-23 Martin Jambor <mjambor@suse.cz>
23028 PR tree-optimization/69666
23029 * tree-sra.c (sra_modify_assign): Do not attempt to create
23030 default_def replacements for unscalarizable regions.
23032 2016-02-20 Mark Wielaard <mjw@redhat.com>
23035 * cgraphunit.c (check_global_declaration): Check level of
23036 warn_unused_const_variable and main_input_filename.
23037 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
23038 (-Wunused-variable): For C implies -Wunused-const-variable=1.
23039 (-Wunused-const-variable): Explain levels 1 and 2.
23041 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23044 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
23045 identical arguments. Formatting and spelling fixes.
23048 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
23053 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
23054 and m68k-devices.def.
23055 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
23056 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
23058 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
23060 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
23061 and HImode registers.
23063 2016-02-22 Richard Biener <rguenther@suse.de>
23065 PR tree-optimization/69882
23066 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
23067 preserve permutations present because of gaps.
23068 (vect_supported_load_permutation_p): Always continue checking
23069 permutations after vect_attempt_slp_rearrange_stmts.
23071 2016-02-22 Bin Cheng <bin.cheng@arm.com>
23073 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
23074 min_profitable_estimate, rather than min_profitable_iters.
23076 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23079 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
23080 SImode for last match_operand.
23082 2016-02-22 Martin Liska <mliska@suse.cz>
23084 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
23085 return bitsize - 1 as the return value.
23087 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
23091 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
23092 Handle negative shift counts.
23093 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
23094 force_reg on the shift constant.
23095 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
23096 (lshrsi3_d): Handle negative shift counts.
23098 2016-02-22 Richard Biener <rguenther@suse.de>
23099 Tom de Vries <tom@codesourcery.com>
23101 * graph.c: Include dumpfile.h.
23102 (print_graph_cfg): Split into three overloads.
23103 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
23105 2016-02-22 Tom de Vries <tom@codesourcery.com>
23107 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
23110 2016-02-22 Richard Biener <rguenther@suse.de>
23113 * ipa-inline-transform.c (inline_call): When not updating
23114 overall summaries adjust self size by the growth estimate.
23115 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
23116 hash-set, do not update overall summaries here. Renamed from ...
23117 (inline_to_all_callers): ... this which is now wrapping the
23118 above and performing delayed overall summary update.
23119 (early_inline_small_functions): Delay updating of the overall
23122 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
23124 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
23127 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23130 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
23131 :%* in %:gt() argument.
23132 (greater_than_spec_func): Adjust for expecting only numbers,
23133 if there are more than two numbers, compare the last two.
23135 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
23137 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
23138 -Wnarrowing with -std.
23140 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23143 * expr.c (store_field): Don't use bit-field path if exp is
23144 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
23145 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
23146 and the assignment can be performed by bitwise copy. Formatting
23149 PR middle-end/69838
23150 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
23151 call copy_reg_eh_region_note_forward on before and/or after sequences
23152 and remove note from insn if it no longer can throw.
23155 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
23156 if TARGET_AVX512BW.
23158 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23160 * config/s390/vector.md: Add missing commutative operand markers
23161 to the patterns which qualify for one.
23162 * config/s390/vx-builtins.md: Likewise.
23164 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23166 * config/s390/vector.md (VI, VI_QHS): Add single element vector
23167 types to mode iterators.
23168 (vec_double): ... and mode attribute.
23169 * config/s390/vx-builtins.md (non_vec_int): Likewise.
23171 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23173 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
23174 Change the predicate of op2 from nonimmediate to general and let
23175 reload fix it if necessary.
23177 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23179 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
23181 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23183 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
23186 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23188 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
23189 * config/s390/s390.c (s390_expand_vec_movstr): New function.
23190 * config/s390/s390.md ("movstr<P:mode>"): Call
23191 s390_expand_vec_movstr.
23193 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23195 * config/s390/s390.md: Add missing output modifier for operand 1
23196 to print it as address properly.
23198 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23200 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
23201 * config/s390/2964.md: New file.
23202 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
23203 of insn grouping attributes depending on the CPU level.
23204 (s390_get_unit_mask): New function.
23205 (s390_sched_score): Remove the OOO from the scheduling macros.
23206 Add loop to calculate a score for the instruction mix.
23207 (s390_sched_reorder): Likewise plus improve debug output.
23208 (s390_sched_variable_issue): Rename macros as above. Calculate
23209 the unit distances after actually scheduling an insn. Improve
23211 (s390_sched_init): Clear last_scheduled_unit_distance array.
23212 * config/s390/s390.md: Include 2964.md.
23214 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23217 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
23218 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
23219 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
23220 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
23221 *avx512f_<code>v8div16qi2_mask_1): New insns.
23223 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23226 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
23229 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
23230 earlyclobber from target. Use wF constraint for fused memory
23232 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
23234 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23235 Martin Liska <mliska@suse.cz>
23238 * cfgexpand.c (asan_sanitize_stack_p): New function.
23239 (partition_stack_vars): Use the function.
23240 (expand_stack_vars): Likewise.
23241 (defer_stack_allocation): Likewise.
23242 (expand_used_vars): Likewise.
23244 2016-02-18 Richard Biener <rguenther@suse.de>
23246 PR middle-end/69553
23247 * fold-const.c (operand_equal_p): Properly compare offsets for
23248 IMAGPART_EXPR and ARRAY_REF.
23250 2016-02-18 Nick Clifton <nickc@redhat.com>
23254 * config/arm/arm.c (arm_option_override_internal): Disable
23255 interworking if the target does not support thumb instructions.
23256 (arm_reload_in_hi): Handle the case where a register to register
23257 move needs reloading because there is no simple pattern to handle
23259 (arm_reload_out_hi): Likewise.
23261 2016-02-18 Richard Biener <rguenther@suse.de>
23263 PR middle-end/69854
23264 * match.pd: Don't use fold_binary or fold_unary for folding
23267 2016-02-17 Jakub Jelinek <jakub@redhat.com>
23270 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
23271 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
23272 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
23273 warn on gimple_no_warning_p statements.
23275 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
23277 * doc/extend.texi (C++ Attributes): Correct description of
23278 warn_unused type attribute.
23280 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23282 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
23283 correct instruction.
23285 2016-02-17 Richard Biener <rguenther@suse.de>
23287 PR rtl-optimization/69609
23288 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
23289 (find_traces_1_round): When ending a trace update cached priority
23291 (bb_to_key): Use cached priority when available.
23292 (copy_bb): Initialize cached priority.
23293 (reorder_basic_blocks_software_trace_cache): Likewise.
23295 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23298 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
23300 (aarch64_comparison_operator): Break overly long line into two.
23301 (aarch64_comparison_operation): Likewise.
23302 * config/aarch64/aarch64.md (cstorecc4): Use
23303 aarch64_comparison_operator_mode instead of
23304 aarch64_comparison_operator.
23305 (cstore<mode>4): Likewise.
23306 (aarch64_cstore<mode>): Likewise.
23307 (*cstoresi_insn_uxtw): Likewise.
23308 (cstore<mode>_neg): Likewise.
23309 (*cstoresi_neg_uxtw): Likewise.
23311 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23314 * config/arm/predicates.md (arm_comparison_operator_mode):
23316 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
23317 instead of arm_comparison_operator.
23318 (*mov_negscc): Likewise.
23319 (*mov_notscc): Likewise.
23320 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
23321 (*thumb2_mov_negscc): Likewise.
23322 (*thumb2_mov_negscc_strict_it): Likewise.
23323 (*thumb2_mov_notscc): Likewise.
23324 (*thumb2_mov_notscc_strict_it): Likewise.
23326 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
23328 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
23329 Add missing return.
23331 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
23333 * config/visium/visium.c (machine_libfunc_index): New enum.
23334 (machine_libfuncs): New structure.
23335 (visium_libfuncs): New static variable.
23336 (TARGET_INIT_LIBFUNCS): Define to...
23337 (visium_init_libfuncs): ...this. New function.
23338 (expand_block_move_4): Use the appropriate libfunc.
23339 (expand_block_move_2): Likewise.
23340 (expand_block_move_1): Likewise.
23341 (expand_block_set_4): Likewise.
23342 (expand_block_set_2): Likewise.
23343 (expand_block_set_1): Likewise.
23344 (visium_trampoline_init): Likewise.
23346 2016-02-17 Nick Clifton <nickc@redhat.com>
23348 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
23349 TI's devices.csv file as of March 2016.
23351 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
23354 * opts-global.c (handle_common_deferred_options): Introduce and
23355 initialize two global variables to remember command-line options
23356 specifying a stack-limiting register.
23357 * opts.h: Add extern declarations of the two new global variables.
23358 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
23359 variable based on the values of the two new global variables.
23361 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23364 * common.opt (Wnonnull-compare): New warning.
23365 * doc/invoke.texi (-Wnonnull): Remove text about comparison
23366 of arguments against NULL.
23367 (-Wnonnull-compare): Document.
23368 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
23369 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
23370 * passes.def (pass_warn_nonnull_compare): Add.
23371 * gimple-ssa-nonnull-compare.c: New file.
23373 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23375 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
23376 AARCH64_EXTRA_TUNE_RECIP_SQRT.
23378 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23380 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
23381 reciprocal sqrt for -mlow-precision-recip-sqrt.
23383 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23384 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23386 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
23387 always use lane loads to construct non-constant vectors.
23389 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23391 * config/aarch64/aarch64.md
23392 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
23393 constraints for operand 3.
23394 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
23396 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23397 Richard Biener <rguenther@suse.de>
23399 PR tree-optimization/69820
23400 * tree-vect-patterns.c (type_conversion_p): Return false if
23401 *orig_type is unsigned single precision or boolean.
23402 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
23405 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23407 PR rtl-optimization/69764
23408 PR rtl-optimization/69771
23409 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
23410 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
23412 2016-02-16 Richard Biener <rguenther@suse.de>
23414 PR tree-optimization/69776
23415 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
23417 (indirect_refs_may_alias_p): Likewise.
23418 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
23419 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
23420 according to tbaa_p.
23421 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
23422 (optimize_stmt): For redundant store discovery do not allow tbaa.
23424 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
23426 PR tree-optimization/69714
23427 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
23428 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
23430 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
23432 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
23433 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
23434 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
23435 * config/arc/arc.c (arc_init): Check FPU options.
23436 (get_arc_condition_code): Handle new CC_FPU* modes.
23437 (arc_select_cc_mode): Likewise.
23438 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
23439 register pair only. Allow access for ARCv2 accumulator.
23440 (gen_compare_reg): Whenever we have FPU support use FPU compare
23442 (arc_reorg): Don't generate brcc insns when FPU compare
23443 instructions are involved.
23444 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
23445 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
23446 floating point emulation.
23447 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
23448 (REVERSE_CONDITION): Add new CC_FPU* modes.
23449 (TARGET_FP_SP_BASE): Define.
23450 (TARGET_FP_DP_BASE): Likewise.
23451 (TARGET_FP_SP_FUSED): Likewise.
23452 (TARGET_FP_DP_FUSED): Likewise.
23453 (TARGET_FP_SP_CONV): Likewise.
23454 (TARGET_FP_DP_CONV): Likewise.
23455 (TARGET_FP_SP_SQRT): Likewise.
23456 (TARGET_FP_DP_SQRT): Likewise.
23457 (TARGET_FP_DP_AX): Likewise.
23458 * config/arc/arc.md (ARCV2_ACC): New constant.
23459 (type): New fpu type attribute.
23460 (SDF): Conditional iterator.
23461 (cstore<mode>, cbranch<mode>): Change expand condition.
23462 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
23463 handles FPU/FPX cases as well.
23464 * config/arc/arc.opt (mfpu): New option.
23465 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
23467 (adddf3, muldf3, subdf3): Removed.
23468 * config/arc/predicates.md (proper_comparison_operator): Recognize
23470 * config/arc/fpu.md: New file.
23471 * doc/invoke.texi (ARC Options): Document mfpu option.
23473 2016-02-16 Richard Biener <rguenther@suse.de>
23475 PR rtl-optimization/69291
23476 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
23477 noce_operand_ok check.
23479 2016-02-16 Tom de Vries <tom@codesourcery.com>
23482 * omp-low.c (simd_clone_create): Remove call to
23483 symtab->call_cgraph_insertion_hooks.
23485 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23487 PR tree-optimization/69802
23488 * tree-ssa-reassoc.c (update_range_test): If op is
23489 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
23490 op == 1 test of precision 1 integral op, otherwise handle
23491 that case as op itself. Fix up formatting.
23492 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
23495 2016-02-16 Richard Biener <rguenther@suse.de>
23497 PR tree-optimization/69586
23498 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
23499 types for conversion sources.
23501 2016-02-16 Richard Biener <rguenther@suse.de>
23503 PR middle-end/69801
23504 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
23505 mask OEP_ADDRESS_OF.
23507 2016-02-16 Alan Modra <amodra@gmail.com>
23510 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
23511 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
23512 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
23514 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
23515 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
23516 (p8_fmrgow_<mode>): Likewise.
23517 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
23519 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
23520 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
23521 to use movdi_internal64. Remove op0_di.
23522 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
23524 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
23526 Add support for the FCCMP insn types
23528 * config/aarch64/aarch64.md (fccmp): Change insn type.
23529 (fccmpe): Likewise.
23530 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
23531 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
23532 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
23533 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
23534 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
23535 * config/arm/types.md (fccmps): Add new insn type.
23536 (fccmpd): Likewise.
23538 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23540 * alias.c (get_alias_set): Fix a typo in comment.
23542 2016-02-15 Richard Biener <rguenther@suse.de>
23544 PR tree-optimization/69595
23545 * match.pd: Complete range test simplification to true.
23547 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23549 PR rtl-optimization/69648
23550 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23551 pic_offset_table_rtx.
23553 PR rtl-optimization/69752
23554 * ira.c (update_equiv_regs): When looking for more than a single SET,
23555 also take other side effects into account.
23557 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23559 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23560 for z900+ CPUs in 31-bit mode.
23562 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23564 * common/config/s390/s390-common.c (s390_supports_split_stack):
23566 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23567 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23568 * config/s390/s390.c (struct machine_function): New field
23569 split_stack_varargs_pointer.
23570 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23571 in s390_emit_prologue.
23572 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23574 (morestack_ref): New global.
23575 (SPLIT_STACK_AVAILABLE): New macro.
23576 (s390_expand_split_stack_prologue): New function.
23577 (s390_live_on_entry): New function.
23578 (s390_va_start): Use split-stack vararg pointer if appropriate.
23579 (s390_asm_file_end): Emit the split-stack note sections.
23580 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23581 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23582 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23583 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23584 (split_stack_prologue): New expand.
23585 (split_stack_space_check): New expand.
23586 (split_stack_data): New insn.
23587 (split_stack_call): New expand.
23588 (split_stack_call_*): New insn.
23589 (split_stack_cond_call): New expand.
23590 (split_stack_cond_call_*): New insn.
23592 2016-02-15 Richard Biener <rguenther@suse.de>
23594 PR tree-optimization/69783
23595 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23596 Add trivially correct cases.
23598 2016-02-15 Tom de Vries <tom@codesourcery.com>
23601 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23603 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23605 2016-02-15 Richard Biener <rguenther@suse.de>
23607 PR tree-optimization/69776
23608 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23609 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23610 indicate whether we can use TBAA to disambiguate against stores.
23611 Use alias-set zero if not.
23612 (visit_reference_op_store): Do not use TBAA when looking up
23614 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23615 (eliminate_dom_walker::before_dom_children): But not when looking
23616 up redundant stores.
23618 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23620 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23622 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23624 * config/i386/znver1.md
23625 (znver1_pop, znver1_pop_mem,
23626 znver1_load_imov_double_store,
23627 znver1_load_imov_direct_store,
23628 znver1_load_imov_direct_load,
23629 znver1_load_imov_double_load): Add new.
23630 (znver1_insn, znver1_insn_load): Add icmov type.
23631 (znver1_sseavx_fma,
23632 znver1_sseavx_fma_load,
23634 znver1_avx256_fma_load): Fix pipe usage.
23636 2016-02-14 Alan Modra <amodra@gmail.com>
23639 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23640 with an invalid hard reg, reload just the reg not the entire
23641 pre/post-inc/dec address expression.
23643 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23646 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23647 fixed R1_REG scratch reg.
23648 (sibcall_value_pcrel_fdpic): Likewise.
23650 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23654 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23656 2016-02-12 Walter Lee <walt@tilera.com>
23658 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23659 * config/tilegx/t-tilegx: Likewise.
23661 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23664 * diagnostic-show-locus.c (struct line_span): New struct.
23665 (layout::get_first_line): Delete.
23666 (layout::get_last_line): Delete.
23667 (layout::get_num_line_spans): New member function.
23668 (layout::get_line_span): Likewise.
23669 (layout::print_heading_for_line_span_index_p): Likewise.
23670 (layout::get_expanded_location): Likewise.
23671 (layout::calculate_line_spans): Likewise.
23672 (layout::m_first_line): Delete.
23673 (layout::m_last_line): Delete.
23674 (layout::m_line_spans): New field.
23675 (layout::layout): Update comment. Replace m_first_line and
23676 m_last_line with m_line_spans, replacing their initialization
23677 with a call to calculate_line_spans.
23678 (diagnostic_show_locus): When printing source lines and
23679 annotations, rather than looping over a single span
23680 of lines, instead loop over each line_span within
23681 the layout, with an inner loop over the lines within them.
23682 Call the context's start_span callback when changing line spans.
23683 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23684 (diagnostic_build_prefix): Break out the building of the location
23685 part of the string into...
23686 (diagnostic_get_location_text): ...this new function, rewriting
23687 it from nested ternary expressions to a sequence of "if"
23689 (default_diagnostic_start_span_fn): New function.
23690 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23691 (diagnostic_context::start_span): New field.
23692 (default_diagnostic_start_span_fn): New prototype.
23694 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23697 * gcc.c (driver::finalize): Fix cleanup of "specs".
23699 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23703 * gcc.c (driver::driver): Initialize m_option_suggestions.
23704 (driver::~driver): Clean up m_option_suggestions.
23705 (suggest_option): Convert to...
23706 (driver::suggest_option): ...this, and split out into
23707 driver::build_option_suggestions and find_closest_string.
23708 (driver::build_option_suggestions): New function, from
23709 first half of suggest_option. Special-case
23710 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23711 the sanitizer_opts array. For options of enum types, add the
23712 various enum values to the candidate strings.
23713 (driver::handle_unrecognized_options): Remove "const".
23714 * gcc.h (driver::handle_unrecognized_options): Likewise.
23715 (driver::build_option_suggestions): New decl.
23716 (driver::suggest_option): New decl.
23717 (driver::m_option_suggestions): New field.
23718 * opts-common.c (add_misspelling_candidates): New function.
23719 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
23720 and make non-static.
23721 * opts.h (sanitizer_opts): New array decl.
23722 (add_misspelling_candidates): New function decl.
23723 * spellcheck.c (find_closest_string): New function.
23724 * spellcheck.h (find_closest_string): New function decl.
23726 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23728 PR rtl-optimization/69764
23729 PR rtl-optimization/69771
23730 * optabs.c (expand_binop_directly): For shift_optab_p, force
23731 convert_modes with VOIDmode if xop1 has VOIDmode.
23733 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
23736 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
23737 to correctly determine instrumentation thunks.
23739 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23742 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
23743 type by reference, force lhs on the call.
23746 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
23747 Compute retval and retbnd early in all cases if split_part_return_p
23748 and return_bb is not EXIT. Remove all clobber stmts and reset
23749 all debug stmts that refer to SSA_NAMEs defined in split part,
23750 except if it is retval, in that case replace the old retval with the
23751 lhs of the call to the split part.
23753 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23756 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23758 PR middle-end/66726
23759 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23760 whose result is used in PHI.
23761 (maybe_optimize_range_tests): Likewise.
23762 (final_range_test_p): Likweise.
23764 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23766 PR middle-end/66726
23767 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23768 whose result is used in PHI.
23769 (maybe_optimize_range_tests): Likewise.
23770 (final_range_test_p): Likweise.
23772 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23774 * cgraph.c: Spelling fixes - behaviour -> behavior and
23775 neighbour -> neighbor.
23776 * target.def: Likewise.
23777 * sel-sched.c: Likewise.
23778 * config/mips/mips.c: Likewise.
23779 * config/arc/arc.md: Likewise.
23780 * config/arm/cortex-a57.md: Likewise.
23781 * config/arm/arm.c: Likewise.
23782 * config/arm/neon.md: Likewise.
23783 * config/arm/arm-c.c: Likewise.
23784 * config/vms/vms-c.c: Likewise.
23785 * config/s390/s390.c: Likewise.
23786 * config/i386/znver1.md: Likewise.
23787 * config/i386/i386.c: Likewise.
23788 * config/ia64/hpux-unix2003.h: Likewise.
23789 * config/msp430/msp430.md: Likewise.
23790 * config/rx/rx.c: Likewise.
23791 * config/rx/rx.md: Likewise.
23792 * config/aarch64/aarch64-simd.md: Likewise.
23793 * config/aarch64/aarch64.c: Likewise.
23794 * config/nvptx/nvptx.c: Likewise.
23795 * config/bfin/bfin.c: Likewise.
23796 * config/cris/cris.opt: Likewise.
23797 * config/rs6000/rs6000.c: Likewise.
23798 * target.h: Likewise.
23799 * spellcheck.c: Likewise.
23800 * ira-build.c: Likewise.
23801 * tree-inline.c: Likewise.
23802 * builtins.c: Likewise.
23803 * lra-constraints.c: Likewise.
23804 * explow.c: Likewise.
23805 * hwint.h: Likewise.
23806 * targhooks.c: Likewise.
23807 * tree-vect-data-refs.c: Likewise.
23808 * expr.c: Likewise.
23809 * doc/tm.texi: Likewise.
23810 * doc/extend.texi: Likewise.
23811 * doc/install.texi: Likewise.
23812 * doc/md.texi: Likewise.
23813 * tree-ssa-tail-merge.c: Likewise.
23814 * sched-int.h: Likewise.
23815 * match.pd: Likewise.
23816 * sched-ebb.c: Likewise.
23817 * target.def (omit_struct_return_reg): Likewise.
23818 * gimple-ssa-isolate-paths.c: Likewise.
23819 (find_implicit_erroneous_behaviour): Renamed to...
23820 (find_implicit_erroneous_behavior): ... this.
23821 (find_explicit_erroneous_behaviour): Renamed to...
23822 (find_explicit_erroneous_behavior): ... this.
23823 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23825 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23827 PR rtl-optimization/64682
23828 PR rtl-optimization/69567
23829 PR rtl-optimization/69737
23830 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23831 in I2 as well, just lose it.
23833 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23835 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23837 (aarch64_last_printed_tune_string): Likewise.
23838 (aarch64_declare_function_name): Only output .arch assembler
23839 directive if it will be different from the previously output
23840 directive. Same for .tune comment but only if -dA is set.
23841 (aarch64_start_file): New function.
23842 (TARGET_ASM_FILE_START): Define.
23844 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23847 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23849 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23852 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23853 -Wmaybe-uninitialized warning.
23855 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23858 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23860 2016-02-11 Richard Biener <rguenther@suse.de>
23862 PR rtl-optimization/69291
23863 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23864 subexpressions affected by changing the result.
23866 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23869 * lra-constraints.c (curr_insn_transform): Find in/out operands
23870 for secondary memory moves. Update dups.
23872 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23874 PR tree-optimization/69652
23875 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23876 to nested loop, did source re-formatting, skip debug statements,
23877 add check on statement with volatile operand, remove dead scalar
23880 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23881 Patrick Palka <ppalka@gcc.gnu.org>
23885 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23886 calls if the return type is TREE_ADDRESSABLE.
23887 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23888 * ipa-split.c (split_function): Fix doubled "we" in comment.
23889 Use void return type for the split part even if
23890 !split_point->split_part_set_retval.
23892 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23894 PR tree-optimization/68021
23895 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23896 when computing the value of biv cand by itself.
23898 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23900 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23901 (cortexa57_tunings): Likewise.
23902 (cortexa72_tunings): Likewise.
23903 (arch_macro_fusion_pair_p): Add support for AES fusion.
23904 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23905 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23906 Allow virtual registers before reload so early scheduling works.
23907 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23908 correct latency and pipeline.
23909 (cortex_a57_crypto_complex): Likewise.
23910 (cortex_a57_crypto_xor): Likewise.
23911 (define_bypass): Add AES bypass.
23913 2016-02-10 Richard Biener <rguenther@suse.de>
23915 PR tree-optimization/69726
23916 * passes.def: Add DCE pass before late uninit.
23917 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23918 really fixup if-conversions job.
23920 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23922 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23923 (arm_cortex_a57_tune): Likewise.
23924 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23925 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23927 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23929 * timevar.def (TV_PHASE_DBGINFO): Delete.
23930 (TV_PHASE_CHECK_DBGINFO): Likewise.
23931 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23933 2016-02-10 Richard Biener <rguenther@suse.de>
23935 PR tree-optimization/69719
23936 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23937 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23939 2016-02-09 Andrew Pinski <apinski@cavium.com>
23942 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23943 get_vcond_mask_icode returns false.
23945 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23948 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23949 an ADDIS that adds a pointer to a large constant that sets the
23950 upper16 bits with a load operation.
23952 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23955 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23957 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23959 (vzipq_s16): Likewise.
23960 (vzipq_s32): Likewise.
23961 (vzipq_f32): Likewise.
23962 (vzipq_u8): Likewise.
23963 (vzipq_u16): Likewise.
23964 (vzipq_u32): Likewise.
23965 (vzipq_p8): Likewise.
23966 (vzipq_p16): Likewise.
23968 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23971 * config/arm/arm.c (neon_endian_lane_map): New function.
23972 (neon_vector_pair_endian_lane_map): New function.
23973 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23974 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23976 (vuzpq_s16): Likewise.
23977 (vuzpq_s32): Likewise.
23978 (vuzpq_f32): Likewise.
23979 (vuzpq_u8): Likewise.
23980 (vuzpq_u16): Likewise.
23981 (vuzpq_u32): Likewise.
23982 (vuzpq_p8): Likewise.
23983 (vuzpq_p16): Likewise.
23985 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23988 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23991 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23993 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23994 truncate const_int operand 1 to QImode.
23996 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23998 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23999 corresponding to an abnormal edge.
24001 2016-02-09 Tom de Vries <tom@codesourcery.com>
24003 PR tree-optimization/69599
24004 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
24006 (find_func_aliases_for_builtin_call, find_func_clobbers)
24007 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
24010 2016-02-09 Richard Biener <rguenther@suse.de>
24012 PR tree-optimization/69715
24013 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
24014 LHS on calls as non-rewritable.
24016 2016-02-09 Tom de Vries <tom@codesourcery.com>
24019 * lto-wrapper.c (append_diag_options): New function.
24020 (compile_offload_image): Call append_diag_options.
24022 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
24025 * doc/extend.texi (Flag Output Operands): Correct sectioning.
24026 Minor copy-edit to fix verb tenses.
24028 2016-02-08 Jakub Jelinek <jakub@redhat.com>
24030 PR tree-optimization/69209
24031 * ipa-split.c (split_function): If split part is not
24032 returning retval, retval has gimple type but is not
24033 gimple value, force it into a SSA_NAME first.
24035 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
24037 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
24040 2016-02-08 Jason Merrill <jason@redhat.com>
24043 * convert.c (convert_to_integer_1): Check dofold on truncation
24045 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
24046 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
24047 Rename from *_nofold.
24048 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
24049 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
24051 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
24054 * tree.c (build_common_tree_nodes): Remove short_double argument.
24055 All callers changed.
24056 * tree.h (build_common_tree_nodes): Adjust declaration.
24057 * doc/invoke.texi (-fshort-double): Remove documentation.
24058 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24059 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
24060 * lto-wrapper.c (merge_and_complain, append_compiler_options)
24061 (append_linker_options): Don't handle OPT_fshort_double.
24063 PR rtl-optimization/68730
24064 * lra-remat.c (insn_to_cand_activation): New static variable.
24065 (lra_remat): Allocate and free it.
24066 (create_cand): New arg activation. Initialize a field in
24067 insn_to_cand_activation if it is nonnull.
24068 (create_cands): Pass the activation insn to create_cand when making
24069 a candidate involving an output reload. Reorganize code a little.
24070 (do_remat): Keep track of active status of candidates in a separate
24073 2016-02-08 Richard Biener <rguenther@suse.de>
24075 PR tree-optimization/69719
24076 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24077 Properly use absolute of the difference of the two offsets to
24078 compare or adjust the segment length.
24080 2016-02-08 Richard Biener <rguenther@suse.de>
24081 Jeff Law <law@redhat.com>
24084 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
24085 types for anonymous SSA names.
24087 2016-02-08 Richard Biener <rguenther@suse.de>
24089 PR rtl-optimization/69274
24090 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
24092 2016-02-08 Jeff Law <law@redhat.com>
24094 PR tree-optimization/65917
24095 * tree-ssa-dom.c (record_temporary_equivalences): Record both
24096 equivalences from if (x == y) style conditionals.
24097 (loop_depth_of_name): Remove.
24098 (record_equality): Remove loop depth check.
24099 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
24100 (const_and_copies::record_const_or_copy_raw): New member function.
24101 * tree-ssa-scopedtables.c
24102 (const_and_copies::record_const_or_copy_raw): New, factored out of
24103 (const_and_copies::record_const_or_copy): Call new member function.
24105 2016-02-05 Jeff Law <law@redhat.com>
24107 PR tree-optimization/68541
24108 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
24109 (count_stmts_in_block): New function.
24110 (poor_ifcvt_candidate_code): Likewise.
24111 (is_feasible_trace): Add some heuristics to determine when path
24112 splitting is profitable.
24113 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
24114 is a diamond with a single exit.
24116 2016-02-05 Martin Sebor <msebor@redhat.com>
24119 * doc/invoke.texi: Update -Wplacement-new to take an optional
24122 2016-02-06 Richard Henderson <rth@redhat.com>
24125 * tree.c (tree_nop_conversion_p): Do not strip casts into or
24126 out of non-standard address spaces.
24128 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24130 PR rtl-optimization/69691
24131 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
24133 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
24135 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
24136 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
24137 (*ieee128_mfvsrd_64bit): Likewise.
24138 (*ieee128_mfvsrd_32bit): Likewise.
24140 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
24144 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24146 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24147 instrumented_version.
24149 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
24151 * doc/invoke.texi (Optimize Options): In table of --param options
24152 rename second occurrence of tracer-min-branch-ratio to
24153 tracer-min-branch-probability, rename
24154 tracer-min-branch-ratio-feedback to
24155 tracer-min-branch-probability-feedback and clarify description,
24156 rename sched-spec-state-edge-prob-cutoff to
24157 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
24158 to selsched-insns-to-rename, rename lto-minpartition to
24159 lto-min-partition, delete reorder-blocks-duplicate and
24160 reorder-blocks-duplicate-feedback.
24162 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24164 * config/s390/s390.c (s390_register_info_set_ranges): Remove
24167 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
24169 * doc/extend.texi: S/390: Correct some typos.
24171 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24173 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
24175 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24178 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
24179 (s390_register_info_gprtofpr): Use new macros above.
24180 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
24182 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
24183 its name. Adjust restore and save gpr ranges.
24184 (s390_register_info_set_ranges): New function.
24185 (s390_register_info): Use new macros above. Call
24186 s390_register_info_set_ranges.
24187 (s390_optimize_register_info): Likewise.
24188 (s390_hard_regno_rename_ok): Use new macros.
24189 (s390_hard_regno_scratch_ok): Likewise.
24190 (s390_emit_epilogue): Likewise.
24191 (s390_can_use_return_insn): Likewise.
24192 (s390_optimize_prologue): Likewise.
24193 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
24195 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24198 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
24200 (ix86_option_override_internal): Disable TARGET_STV even for
24201 -m{incoming,preferred}-stack-boundary=3.
24203 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24205 * config.gcc: Mark deprecated rtems targets as obsolete.
24207 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
24209 PR rtl-optimization/64682
24210 PR rtl-optimization/69567
24211 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
24212 before I2 only if the register is both used and set in I2.
24214 2016-02-04 DJ Delorie <dj@redhat.com>
24216 * config/msp430/msp430.c (msp430_start_function): Add function type.
24218 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24221 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
24223 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
24225 PR rtl-optimization/69577
24227 2015-10-29 Richard Henderson <rth@redhat.com>
24231 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
24232 sse check to the exact conditions of PR 67609.
24234 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24237 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
24238 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
24239 not allowed into the traditional Altivec registers.
24240 (movtd_64bit_nodm): Likewise.
24241 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
24243 2016-02-04 David Malcolm <dmalcolm@redhat.com>
24245 * config/aarch64/cortex-a57-fma-steering.c
24246 (aarch64_register_fma_steering): Remove "static" from arguments
24249 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
24252 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
24253 twice when complex.
24255 2016-02-04 Mike Frysinger <vapier@gentoo.org>
24257 * doc/invoke.texi: Delete -mno-fma4.
24259 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
24261 PR rtl-optimization/69577
24262 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
24263 (find_subregs_of_mode): Update accordingly. Iterate over partial
24266 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
24268 * config/arm/arm-protos.h (neon_reinterpret): Remove.
24269 * config/arm/arm.c (neon_reinterpret): Remove.
24270 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
24271 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
24272 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
24273 vreinterpretti): Remove.
24274 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
24275 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
24276 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
24277 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
24278 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
24279 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
24280 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
24281 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
24282 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
24283 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
24284 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
24285 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
24286 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
24287 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
24288 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
24289 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
24290 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
24291 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
24292 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
24293 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
24294 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
24295 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
24296 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
24297 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
24298 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
24299 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
24300 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
24301 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
24302 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
24303 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
24304 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
24305 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
24306 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
24307 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
24308 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
24309 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
24310 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
24311 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
24312 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
24313 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
24314 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
24315 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
24316 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
24317 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
24318 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
24319 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
24320 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
24321 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
24322 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
24323 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
24324 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
24325 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
24326 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
24327 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
24328 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
24329 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
24330 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
24331 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
24332 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
24333 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
24334 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
24335 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
24336 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
24337 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
24338 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
24339 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
24340 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
24341 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
24342 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
24343 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
24344 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
24345 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
24346 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
24347 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
24348 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
24349 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
24350 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
24351 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
24352 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
24353 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
24354 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
24355 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
24356 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
24357 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
24358 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
24359 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
24360 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
24361 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
24362 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
24363 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
24364 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
24365 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
24366 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
24367 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
24368 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
24369 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
24370 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
24371 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
24372 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
24373 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
24374 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
24375 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
24376 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
24378 2016-02-04 Martin Liska <mliska@suse.cz>
24381 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
24382 that are gimple_store_p.
24383 (maybe_instrument_call): Likewise.
24385 2016-02-04 Bin Cheng <bin.cheng@arm.com>
24387 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
24388 register scaling out of memory reference and comment why.
24390 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24394 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
24395 folding the source of a SET.
24397 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24401 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
24402 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
24404 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
24408 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
24411 2016-02-04 Christian Bruel <christian.bruel@st.com>
24413 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
24414 * config/arm/arm.c (arm_set_current_function): Likewise.
24416 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24417 Ilya Enkovich <enkovich.gnu@gmail.com>
24418 H.J. Lu <hongjiu.lu@intel.com>
24421 * config/i386/i386.c (convert_scalars_to_vector): Remove
24422 stack alignment fixes.
24423 (ix86_option_override_internal): Disable TARGET_STV if stack
24424 might not be aligned enough.
24425 (ix86_minimum_alignment): Assert that TARGET_STV is false.
24427 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
24429 * config/i386/x86-tune.def: Disable default prefetching
24432 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
24433 Vladimir Makarov <vmakarov@redhat.com>
24436 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
24437 in validating fused toc addresses.
24439 2016-02-03 Jakub Jelinek <jakub@redhat.com>
24442 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
24443 range->m_caret fields if range->m_show_caret_p is false.
24446 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24447 Force oldval into register if it does not satisfy reg_or_short_operand
24448 predicate. Fix up formatting.
24450 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
24451 Alexandre Oliva <aoliva@redhat.com>
24454 * lra-constraints.c (simplify_operand_subreg): Check additionally
24455 address validity after potential reloading.
24456 (process_address_1): Check insns validity. In case of failure do
24459 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
24462 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
24465 2016-02-02 Jakub Jelinek <jakub@redhat.com>
24467 * wide-int.cc (canonize_uhwi): New function.
24468 (wi::divmod_internal): Use it.
24470 2016-02-02 James Norris <jnorris@codesourcery.com>
24472 * gimplify.c (omp_notice_variable): Add usage check.
24474 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
24476 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
24477 like LE, GE, LT, GT when emitting relational operator.
24479 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24481 * ira-costs.c (find_costs_and_classes): Add extra argument.
24482 * target.def (ira_change_pseudo_allocno_class): Add parameter.
24483 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
24484 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
24485 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
24486 Add best_class parameter, and return it if not ALL_REGS.
24487 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
24489 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
24490 Update target hook.
24492 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24494 * config/aarch64/aarch64.c
24495 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
24496 (aarch64_ira_change_pseudo_allocno_class): New function.
24498 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
24501 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
24503 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24505 * config/avr/avr.c (avr_option_override): Set
24506 PARAM_ALLOW_STORE_DATA_RACES to 1.
24508 2016-02-02 Richard Biener <rguenther@suse.de>
24510 PR tree-optimization/69595
24511 * match.pd: Add range test simplifications to true/false.
24513 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
24515 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
24516 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
24519 2016-02-02 Richard Biener <rguenther@suse.de>
24521 PR tree-optimization/69606
24522 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
24523 info on the result before moving a stmt.
24525 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
24527 PR middle-end/68542
24528 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
24529 branch with vector comparison.
24530 * config/i386/sse.md (VI48_AVX): New mode iterator.
24531 (define_expand "cbranch<mode>4): Add support for conditional branch
24532 with vector comparison.
24533 * tree-vect-loop.c (optimize_mask_stores): New function.
24534 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
24535 has_mask_store field of vect_info.
24536 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
24537 vectorized loops having masked stores after vec_info destroy.
24538 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24539 correspondent macros.
24540 (optimize_mask_stores): Add prototype.
24542 2016-02-02 Alan Modra <amodra@gmail.com>
24545 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24548 2016-02-02 Alan Modra <amodra@gmail.com>
24551 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24552 whenever toc_label_name used.
24553 (rs6000_file_start): Don't set up toc section here,
24554 (rs6000_output_function_epilogue): do so here instead,
24555 (rs6000_xcoff_file_start): and here.
24556 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24557 (load_toc_aix_di): Likewise.
24559 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24561 PR rtl-optimization/69592
24562 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24563 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24564 (num_sign_bit_copies_binary_arith_p): New inline function.
24565 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24567 2016-02-01 Jeff Law <law@redhat.com>
24569 PR tree-optimization/69580
24570 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24571 * tree-ssa-threadbackward.c
24572 (fsm_find_control_statement_thread_paths): Do not try to walk
24573 through large PHI nodes.
24575 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24577 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24578 when count is incremented above limit, don't analyze further
24581 * omp-low.c (oacc_parse_default_dims): Avoid
24582 -Wsign-compare warning, make sure value fits into int
24583 rather than just unsigned int.
24585 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24587 PR tree-optimization/67921
24588 * fold-const.c (split_tree): New parameters. Convert pointer
24589 type variable part to proper type before negating.
24590 (fold_binary_loc): Pass new arguments to split_tree.
24592 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24594 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24595 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24596 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24597 * doc/tm.texti: Rebuilt.
24598 * doc/invoke.texi (fopenacc-dim): Document.
24599 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24600 (append_compiler_options): Likewise.
24601 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24602 (oacc_parse_default_dims): New.
24603 (oacc_validate_dims): Add USED arg. Select non-unity default when
24605 (oacc_loop_fixed_partitions): Return mask of used partitions.
24606 (oacc_loop_auto_partitions): Emit dump info.
24607 (oacc_loop_partition): Return mask of used partitions.
24608 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24609 loop partitioning and validation calls.
24611 2016-02-01 Richard Biener <rguenther@suse.de>
24613 PR middle-end/69556
24614 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24616 2016-02-01 Richard Biener <rguenther@suse.de>
24618 PR tree-optimization/69574
24619 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24620 of asserting return chrec_dont_know.
24622 2016-02-01 Martin Liska <mliska@suse.cz>
24624 * mem-stats-traits.h: Add copyright header.
24625 * mem-stats.h: Likewise.
24627 2016-02-01 Richard Biener <rguenther@suse.de>
24629 PR tree-optimization/69579
24630 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24631 Do not propagate through abnormal PHI results.
24633 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24635 * postreload.c (reload_cse_simplify): Remove dead code.
24637 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24639 PR rtl-optimization/69570
24640 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24641 if there is more than one set, not if there is a single set.
24643 2016-02-01 Richard Henderson <rth@redhat.com>
24646 * combine.c (make_compound_operation): When looking through a
24647 subreg, make sure to re-extend to the width of the outer mode.
24649 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24651 PR tree-optimization/69546
24652 * wide-int.cc (wi::divmod_internal): For unsigned division
24653 where both operands fit into uhwi, if o1 is 1 and o0 has
24654 msb set, if divident_prec is larger than bits per hwi,
24655 clear another quotient word and return 2 instead of 1.
24656 Similarly for remainder with msb in HWI set, if dividend_prec
24657 is larger than bits per hwi.
24659 2016-01-29 Martin Jambor <mjambor@suse.cz>
24661 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24662 Use short lowercase names.
24663 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24664 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24665 acq_rel one. Protect warning agains segfaults if
24666 get_memory_order_name returns NULL.
24667 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24668 with release semantics. Do not warn if get_memory_order already did.
24669 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24670 semantics. Fix check for relaxed or acquire semantics. Do not warn
24671 if get_memory_order already did.
24673 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24675 * doc/install.texi: Document that isl-0.16 is supported.
24677 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24680 * config/i386/constraints.md (Bm): Describe as special memory
24682 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24683 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24684 * genpreds.c (struct constraint_data): Add is_special_memory.
24685 (have_special_memory_constraints, special_memory_start): New
24687 (special_memory_end): Ditto.
24688 (add_constraint): Add new arg is_special_memory. Add code to
24689 process its true value. Update have_special_memory_constraints.
24690 (process_define_constraint): Pass the new arg.
24691 (process_define_register_constraint): Ditto.
24692 (choose_enum_order): Process special memory.
24693 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24694 function insn_extra_special_memory_constraint.
24695 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24696 * gensupport.c (process_rtx): Process
24697 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24698 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24699 * ira-lives.c (single_reg_class): Use
24700 insn_extra_special_memory_constraint.
24701 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24702 * lra-constraints.c (process_alt_operands): Ditto.
24703 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24704 * recog.c (asm_operand_ok, preprocess_constraints): Process
24706 * reload.c (find_reloads): Ditto.
24707 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24708 * stmt.c (parse_input_constraint): Use
24709 insn_extra_special_memory_constraint.
24711 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24714 * lra-splill.c (lra_final_code_change): Revert r229087 by
24715 removing all sub-registers.
24717 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
24720 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
24722 2016-01-29 Jakub Jelinek <jakub@redhat.com>
24725 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
24726 SSE1, copy target into the temporary reg first before recursing
24729 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24731 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
24734 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24736 * ginclude/stdarg.h: Test __cplusplus instead of
24737 __GXX_EXPERIMENTAL_CXX0X__.
24739 2016-01-29 Richard Biener <rguenther@suse.de>
24741 PR tree-optimization/69547
24742 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
24743 Do not mark clobbers necessary.
24744 (mark_all_reaching_defs_necessary_1): Likewise.
24746 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24748 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
24749 declaration name with %qs and print it in both error messages.
24750 Also fix indentation.
24752 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24755 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
24756 trailing blank line from error message.
24758 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24761 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
24764 2016-01-29 Richard Biener <rguenther@suse.de>
24766 PR middle-end/69537
24767 * match.pd: Allow all integral types when simplifying a
24768 widening or sign-changing conversion.
24770 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24772 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
24773 back to setting codegen_error to fail codegen.
24775 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
24778 * config/i386/constraints.md (C): Only accept constant zero operand.
24779 (BC): New constraint.
24780 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
24781 instead of C constraint.
24782 * doc/md.texi (Machine Constraints): Update description
24785 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
24788 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
24790 2016-01-28 Jakub Jelinek <jakub@redhat.com>
24792 PR middle-end/69542
24793 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
24796 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
24798 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
24799 branches if using guessed profile.
24801 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
24803 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24805 2016-01-28 Richard Henderson <rth@redhat.com>
24808 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24809 * config/aarch64/aarch64-protos.h: Update.
24810 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24811 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24812 (aarch64_get_condition_code_1): Handle CC_Cmode.
24813 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24814 (*add<mode>3_compareC_cconly_imm): New.
24815 (*add<mode>3_compareC_cconly): New.
24816 (*add<mode>3_compareC_imm): New.
24817 (add<mode>3_compareC): New.
24818 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24819 to be first. Use aarch64_carry_operation.
24820 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24821 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24822 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24823 (subti3): Use subdi3_compare1.
24824 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24825 (sub<mode>3_compare1): New.
24826 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24827 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24828 (*subsi3_carryin_uxtw): Likewise.
24829 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24830 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24831 * config/aarch64/iterators.md (DWI): New.
24832 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24833 (aarch64_borrow_operation): New.
24835 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24837 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24838 message when isl does not return a valid schedule.
24840 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24842 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24843 Remove comments from class declarations: they are already in the code
24846 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24848 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24850 (ternary_op_to_tree): Same.
24851 (unary_op_to_tree): Same.
24852 (nary_op_to_tree): Same.
24853 (gcc_expression_from_isl_expr_op): Same.
24854 (gcc_expression_from_isl_expression): Same.
24855 (graphite_create_new_loop): Same.
24856 (graphite_create_new_loop_guard): Same.
24857 (build_iv_mapping): Same.
24858 (graphite_create_new_guard): Same.
24859 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24860 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24862 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24864 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24865 instead of setting codegen_error to fail codegen.
24867 2016-01-28 Jason Merrill <jason@redhat.com>
24869 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24871 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24873 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24874 Remove CONST_INT_P check in CCMP cost calculation.
24876 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24878 * config/aarch64/aarch64.c (generic_vector_cost):
24879 Set vec_permute_cost.
24880 (cortexa57_vector_cost): Likewise.
24881 (exynosm1_vector_cost): Likewise.
24882 (xgene1_vector_cost): Likewise.
24883 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24884 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24885 Add vec_permute_cost entry.
24887 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24889 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24891 (add<mode>3_compare0): Likewise.
24892 (addsi3_compare0_uxtw): Likewise.
24893 (add<mode>3nr_compare0): Likewise.
24894 (compare_neg<mode>): Likewise.
24895 (<optab><mode>3): Likewise.
24897 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24899 * tree-vect-stmts.c (vectorizable_comparison): Add
24900 NULL check for vectype.
24902 2016-01-28 Richard Biener <rguenther@suse.de>
24904 PR tree-optimization/69466
24905 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24906 Account for PHIs we couldn't duplicate.
24908 2016-01-28 Martin Liska <mliska@suse.cz>
24911 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24912 instead of ENABLE_VALGRIND_CHECKING.
24914 2016-01-27 Richard Henderson <rth@redhat.com>
24917 * lra-remat.c (subreg_regs): New.
24918 (dump_candidates_and_remat_bb_data): Dump it.
24919 (operand_to_remat): Reject if operand in subreg_regs.
24920 (set_bb_regs): Collect subreg_regs.
24921 (lra_remat): Init and free subreg_regs. Compute
24922 calculate_local_reg_remat_bb_data before create_cands.
24924 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24927 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24928 change stack_alignment_needed for __tls_get_addr call.
24930 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24932 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24934 2016-01-27 Jeff Law <law@redhat.com>
24936 PR tree-optimization/68398
24937 PR tree-optimization/69196
24938 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24939 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24940 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24941 Only count PHIs in the last block in the path. The others will
24942 const/copy propagate away. Add heuristic to allow more irreducible
24943 subloops to be created when it is likely profitable to do so.
24945 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24946 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24947 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24949 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24952 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24953 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24954 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24955 * tree-streamer-in.c: Include asan.h.
24956 (streamer_get_builtin_tree): For builtins in sanitizer
24957 range call initialize_sanitizer_builtins and retry.
24959 2016-01-27 Ian Lance Taylor <iant@google.com>
24961 * common.opt (fkeep-gc-roots-live): New undocumented option.
24962 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24963 -fkeep-gc-roots-live, skip pointers.
24964 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24967 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24970 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24971 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24973 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24976 * configure.ac: NetBSD provides SSP in its C library.
24977 * configure: Updated.
24979 2016-01-27 Richard Biener <rguenther@suse.de>
24981 PR tree-optimization/69166
24982 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24983 reduction code for commutativity / associativity.
24985 2016-01-27 Martin Jambor <mjambor@suse.cz>
24987 PR tree-optimization/69355
24988 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24989 total_scalarization fails.
24991 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24993 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24996 2016-01-27 Christian Bruel <christian.bruel@st.com>
24999 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
25000 Move arm_reset_previous_fndecl and set_target_option_current_node in
25001 the conditional part. Call save_restore_target_globals.
25002 * config/arm/arm.c (arm_set_current_function):
25003 Refactor to better support #pragma target and attribute mix.
25004 Call save_restore_target_globals.
25005 * config/arm/arm-protos.h (save_restore_target_globals): New function.
25007 2016-01-27 Martin Liska <mliska@suse.cz>
25009 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
25010 reference for an HSA kernel and its host function.
25012 2016-01-27 Jakub Jelinek <jakub@redhat.com>
25014 PR tree-optimization/69399
25015 * wide-int.h (wi::lrshift): For larger precisions, only
25016 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
25018 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
25020 * config/arc/predicates.md (proper_comparison_operator): Reject
25021 constant-constant comparison.
25023 2016-01-26 Tom de Vries <tom@codesourcery.com>
25025 PR tree-optimization/69110
25026 * tree-data-ref.c (initialize_data_dependence_relation): Handle
25027 DR_NUM_DIMENSIONS == 0.
25029 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25030 Sebastian Pop <s.pop@samsung.com>
25032 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
25033 isl_ast_op_cond and isl_ast_op_select.
25034 (gcc_expression_from_isl_expr_op): Same.
25036 2016-01-26 Jason Merrill <jason@redhat.com>
25039 * tree.c (recompute_constructor_flags): Split out from
25041 (verify_constructor_flags): New.
25042 * tree.h: Declare them.
25044 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
25046 PR rtl-optimization/69217
25047 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
25048 are no TYPE_FIELDS set for the record type.
25050 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25053 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
25054 toc_label_name unconditionally.
25055 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
25056 SYMBOL_REF string. Use toc_label_name instead of constructing
25058 (rs6000_elf_declare_function_name): Use toc_label_name instead of
25059 constructing LCTOC1.
25061 2016-01-26 Martin Sebor <msebor@redhat.com>
25064 * doc/extend.texi (Common Type Attributes): Move text that talks about
25065 attribute packed from attribute aligned to the section discussing
25066 the former attribute for clarity.
25068 2016-01-26 Richard Henderson <rth@redhat.com>
25070 PR middle-end/60908
25071 * trans-mem.c (tm_region_init): Mark entry block as visited.
25073 2016-01-26 David Malcolm <dmalcolm@redhat.com>
25076 * diagnostic-show-locus.c (layout::print_source_line): Replace
25077 call to pp_newline with call to layout::print_newline.
25078 (layout::print_annotation_line): Likewise.
25079 (layout::move_to_column): Likewise.
25080 (layout::print_any_fixits): After printing any fixits, print a
25081 trailing newline, if necessary.
25082 (layout::print_newline): New method, resetting any colorization
25084 (diagnostic_show_locus): Move the pp_newline to before the
25085 early bailout. Remove dummy block enclosing the layout instance.
25086 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
25087 of pp_newline_and_flush with pp_flush.
25088 (diagnostic_append_note): Delete use of pp_newline.
25089 (diagnostic_append_note_at_rich_loc): Delete.
25090 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
25091 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
25092 when newline characters are added to the buffer.
25094 2016-01-26 Michael Matz <matz@suse.de>
25096 * configure.ac (ac_cv_std_swap_in_utility): New test.
25097 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
25098 * configure: Regenerate.
25099 * config.in: Regenerate.
25101 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
25103 * config/arc/arc.md (cstoresi4): Force operand into register.
25104 (arcset<code>): Fix predicate.
25105 (arcsetltu): Likewise.
25106 (arcsetgeu): Likewise.
25107 (arcsethi): Likewise.
25108 (arcsetls): Likewise.
25110 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25112 PR tree-optimization/69483
25113 * gimple-fold.c (canonicalize_constructor_val): Return NULL
25114 if base has error_mark_node type.
25116 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
25119 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
25120 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
25122 (vget_lane_f16): Handle big-endian.
25123 (vgetq_lane_f16): Likewise.
25124 (vset_lane_f16): Likewise.
25125 (vsetq_lane_f16): Likewise.
25126 * config/arm/iterators.md (VQXMOV): Add V8HF.
25127 (VDQ): Add V4HF and V8HF.
25128 (V_reg): Handle V4HF and V8HF.
25129 (Is_float_mode): Likewise.
25130 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
25131 neon_vdup_nv8hf): New patterns.
25132 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
25133 Use VD_LANE iterator.
25134 (neon_vld1_dup<mode>): Use VQ2 iterator.
25136 2016-01-26 Nathan Sidwell <nathan@acm.org>
25138 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
25139 (set_oacc_fn_attrib): Add IS_KERNEL arg.
25140 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
25141 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
25142 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
25143 (oacc_validate_dims): Add LEVEL arg, don't return level.
25144 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
25145 oacc_validate_dims.
25146 (execute_oacc_device_lower): Adjust, add more dump output.
25147 * tree-ssa-loop.c (gate_oacc_kernels): Use
25148 oacc_fn_attrib_kernels_p.
25149 * tree-parloops.c (create_parallel_loop): Adjust
25150 set_oacc_fn_attrib call.
25152 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25155 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
25156 (append_compiler_options): Handle -fcilkplus.
25157 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
25159 2016-01-26 Nick Clifton <nickc@redhat.com>
25162 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
25163 been marked as DECL_ONE_ONLY but we do not the means to make it
25164 so, then do not allow it to bind locally.
25166 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25169 * opts.h (parse_sanitizer_options): New prototype.
25170 * opts.c (sanitizer_opts): New array.
25171 (parse_sanitizer_options): New function.
25172 (common_handle_option): Use parse_sanitizer_options.
25174 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
25177 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
25178 alignment adjustment to ...
25179 (ix86_update_stack_boundary): Here. Don't over-align stack for
25181 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
25182 if __tls_get_addr is called.
25184 2016-01-26 Christian Bruel <christian.bruel@st.com>
25186 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
25188 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
25190 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
25192 2016-01-26 Richard Biener <rguenther@suse.de>
25194 PR middle-end/69467
25195 * match.pd: Guard X * CST CMP 0 pattern with single_use.
25197 2016-01-26 Richard Biener <rguenther@suse.de>
25199 PR tree-optimization/69452
25200 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
25201 (move_computations_dom_walker::before_dom_children): Rename
25203 (move_computations_worker): This.
25204 (move_computations): Perform an RPO rather than a DOM walk.
25206 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25209 * combine.c (combine_instructions): For REG_EQUAL note with
25210 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
25211 to the underlying register.
25212 * doc/rtl.texi (REG_EQUAL): Document the behavior of
25213 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
25215 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
25218 * config/aarch64/aarch64-builtins.c
25219 (aarch64_init_simd_builtin_types): Do not set structural
25220 equality to __Poly{8,16,64,128}_t types.
25222 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
25224 PR tree-optimization/69400
25225 * wide-int.cc (wi_pack): Take the precision as argument and
25226 perform canonicalization here rather than in the callers.
25227 Use the main loop to handle all full-width HWIs. Add a
25228 zero HWI if in_len isn't a full result.
25229 (wi::divmod_internal): Update accordingly.
25230 (wi::mul_internal): Likewise. Simplify.
25232 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25233 Sebastian Pop <s.pop@samsung.com>
25235 * graphite-poly.c (apply_poly_transforms): Simplify.
25236 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
25237 (print_isl_map): Same.
25238 (print_isl_union_map): Same.
25239 (print_isl_schedule): New.
25240 (debug_isl_schedule): New.
25241 * graphite-dependences.c (scop_get_reads): Do not call
25242 isl_union_map_add_map that is undocumented isl functionality.
25243 (scop_get_must_writes): Same.
25244 (scop_get_may_writes): Same.
25245 (scop_get_original_schedule): Remove.
25246 (scop_get_dependences): Do not call isl_union_map_compute_flow that
25247 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
25248 (compute_deps): Remove.
25249 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
25250 (debug_schedule_ast): New.
25251 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
25252 set_separate_option.
25253 (graphite_regenerate_ast_isl): Add dump.
25254 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
25255 from scop->transformed_schedule.
25256 (graphite_regenerate_ast_isl): Add more dump.
25257 * graphite-optimize-isl.c (optimize_isl): Set
25258 scop->transformed_schedule. Check whether schedules are equal.
25259 (apply_poly_transforms): Move here.
25260 * graphite-poly.c (apply_poly_transforms): ... from here.
25261 (free_poly_bb): Static.
25262 (free_scop): Static.
25263 (pbb_number_of_iterations_at_time): Remove.
25264 (print_isl_ast): New.
25265 (debug_isl_ast): New.
25266 (debug_scop_pbb): New.
25267 * graphite-scop-detection.c (print_edge): Move.
25268 (print_sese): Move.
25269 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
25270 (build_scop_scattering): Remove.
25271 (create_pw_aff_from_tree): Assert instead of bailing out.
25272 (add_condition_to_pbb): Remove unused code, do not fail.
25273 (add_conditions_to_domain): Same.
25274 (add_conditions_to_constraints): Remove.
25275 (build_scop_context): New.
25276 (add_iter_domain_dimension): New.
25277 (build_iteration_domains): Initialize pbb->iterators.
25278 Call add_conditions_to_domain.
25281 (index_outermost_in_loop): New.
25282 (index_pbb_in_loop): New.
25283 (outermost_pbb_in): New.
25284 (add_in_sequence): New.
25285 (add_outer_projection): New.
25286 (outer_projection_mupa): New.
25287 (add_loop_schedule): New.
25288 (build_schedule_pbb): New.
25289 (build_schedule_loop): New.
25290 (embed_in_surrounding_loops): New.
25291 (build_schedule_loop_nest): New.
25292 (build_original_schedule): New.
25293 (build_poly_scop): Call build_original_schedule.
25294 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
25295 (free_poly_dr): Remove.
25296 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
25297 (free_poly_bb): Remove.
25298 (debug_loop_vec): Remove.
25299 (print_isl_ast): Declare.
25300 (debug_isl_ast): Declare.
25301 (scop_do_interchange): Remove.
25302 (scop_do_strip_mine): Remove.
25303 (scop_do_block): Remove.
25304 (flatten_all_loops): Remove.
25305 (optimize_isl): Remove.
25306 (pbb_number_of_iterations_at_time): Remove.
25307 (debug_scop_pbb): Declare.
25308 (print_schedule_ast): Declare.
25309 (debug_schedule_ast): Declare.
25310 (struct scop): Remove schedule. Add original_schedule,
25311 transformed_schedule.
25312 (free_gimple_poly_bb): Remove.
25313 (print_generated_program): Remove.
25314 (debug_generated_program): Remove.
25315 (unify_scattering_dimensions): Remove.
25316 * sese.c (print_edge): ... here.
25317 (print_sese): ... here.
25318 (debug_edge): ... here.
25319 (debug_sese): ... here.
25320 * sese.h (print_edge): Declare.
25321 (print_sese): Declare.
25322 (dump_edge): Declare.
25323 (dump_sese): Declare.
25325 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25326 Sebastian Pop <s.pop@samsung.com>
25328 * Makefile.in: Set ISLVER in site.exp.
25330 2016-01-25 Jakub Jelinek <jakub@redhat.com>
25332 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
25333 DECL_VALUE_EXPR of new_var even for the non-array case. Look
25334 through DECL_VALUE_EXPR for expansion.
25336 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
25338 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
25339 the frame info after reload completed.
25341 2016-01-25 Jeff Law <law@redhat.com>
25343 PR tree-optimization/69196
25344 PR tree-optimization/68398
25345 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
25346 tree-ssa-threadupdate.c.
25347 (determine_bb_domination_status): Prototype
25348 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
25349 (determine_bb_domination_status): No longer static.
25350 (valid_jump_thread_path): Remove code to detect characteristics
25351 of the jump thread path not associated with correctness.
25352 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
25353 Correct test for thread path length. Count PHIs for real operands as
25354 statements that need to be copied. Do not count ASSERT_EXPRs.
25355 Look at all the blocks in the thread path. Compute and selectively
25356 filter thread paths based on threading through the latch, threading
25357 a multiway branch or crossing a multiway branch.
25359 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25361 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
25362 decl with __attribute__ ((unused)) annotation.
25364 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
25367 * tree-vect-stmts.c (vectorizable_condition): Check vectype
25368 of operands is compatible with a statement vectype.
25370 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
25372 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
25373 improve wording for mixed storage order support.
25375 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
25377 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
25378 (vcvt_u64_f64): Likewise.
25379 (vcvta_s64_f64): Likewise.
25380 (vcvta_u64_f64): Likewise.
25381 (vcvtm_s64_f64): Likewise.
25382 (vcvtm_u64_f64): Likewise.
25383 (vcvtn_s64_f64): Likewise.
25384 (vcvtn_u64_f64): Likewise.
25385 (vcvtp_s64_f64): Likewise.
25386 (vcvtp_u64_f64): Likewise.
25388 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
25390 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
25391 (arc_init): Check validity mll64 option.
25392 (arc_save_restore): Use double load/store instruction.
25393 (arc_expand_movmem): Likewise.
25394 (arc_split_move): Don't split if we have double load/store
25395 instructions. Returns a boolean.
25396 (arc_process_double_reg_moves): Change function to return boolean
25397 instead of a sequence of instructions.
25398 (arc_dwarf_register_span): New function.
25399 * config/arc/arc-protos.h (arc_split_move): Change prototype.
25400 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
25401 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
25402 (*movdf_insn): Likewise.
25403 * config/arc/arc.opt (mll64): New option.
25404 * config/arc/predicates.md (even_register_operand): New predicate.
25405 * doc/invoke.texi (ARC Options): Add mll64 documentation.
25407 2016-01-25 Richard Biener <rguenther@suse.de>
25410 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
25411 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
25413 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
25415 2016-01-25 Richard Biener <rguenther@suse.de>
25417 PR tree-optimization/69376
25418 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
25420 (VN_INFO_ANTI_RANGE_P): New inline.
25421 (VN_INFO_RANGE_TYPE): Likewise.
25422 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
25423 SSA_NAME_ANTI_RANGE_P.
25424 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
25425 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25426 Properly query VN_INFO_RANGE_TYPE.
25428 2016-01-25 Nick Clifton <nickc@redhat.com>
25431 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
25433 2016-01-23 Tom de Vries <tom@codesourcery.com>
25435 PR tree-optimization/69426
25436 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
25439 2016-01-23 Jakub Jelinek <jakub@redhat.com>
25441 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
25442 "the the" with "the" in the comments.
25443 * ipa-devirt.c (build_type_inheritance_graph,
25444 update_type_inheritance_graph): Likewise.
25445 * tree.c (build_function_type_list_1): Likewise.
25446 * cfgloopmanip.c (scale_loop_profile): Likewise.
25447 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
25448 * gimple-ssa-split-paths.c
25449 (find_block_to_duplicate_for_splitting_paths): Likewise.
25450 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
25451 * expr.c (convert_move): Likewise.
25452 * var-tracking.c (vt_stack_adjustments): Likewise.
25453 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
25454 * tree-vrp.c (test_for_singularity): Likewise.
25456 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
25457 directly instead of building a temporary tree.
25460 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
25461 remove <algorithm> include.
25463 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25466 * config/i386/i386.c: Include dojump.h.
25467 (expand_small_movmem_or_setmem,
25468 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
25470 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
25471 if dynamic_check != -1.
25473 2016-01-21 Jeff Law <law@redhat.com>
25475 PR middle-end/69347
25476 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
25477 record_temporary_equivalences. Rewritten to avoid unnecessary calls
25478 into dominated_by_p.
25479 (cprop_into_successor_phis): Avoid unnecessary tests.
25481 2016-01-22 Richard Henderson <rth@redhat.com>
25484 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
25485 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
25487 2016-01-22 Michael Matz <matz@suse.de>
25489 * system.h (string, algorithm): Include only conditionally.
25490 (new): Include always under C++.
25491 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
25492 * final.c (toplevel): Ditto.
25493 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
25494 * genconditions.c (write_header): Make gencondmd.c define
25496 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
25498 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
25499 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
25501 2016-01-22 Christian Bruel <christian.bruel@st.com>
25504 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
25506 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25509 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
25510 define_insn_and_split. Ensure operands[1] and operands[0] do not
25511 get assigned the same register.
25513 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
25515 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
25517 2016-01-22 Christian Bruel <christian.bruel@st.com>
25519 * config/arm/arm-c.c (arm_pragma_target_parse):
25520 Remove warn_builtin_macro_redefined overwrite.
25522 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25524 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
25525 flag_non_call_exceptions compatibility.
25527 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25530 * dwarf2out.c (add_child_die_after): New function.
25531 (dwarf_qual_info_t): New type.
25532 (dwarf_qual_info): New variable.
25533 (qualified_die_p): New function.
25534 (modified_type_die): For -fdebug-types-section, ensure
25535 canonical order of qualifiers. Put qualified DIEs adjacent
25536 to the corresponding non-qualified type DIE and search there
25537 for existing qualified DIEs.
25539 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25541 * doc/extend.texi (scalar_storage_order type attribute): Document
25542 restriction on type punning and aliasing, and remove future tense.
25544 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25547 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25550 2016-01-21 Jeff Law <law@redhat.com>
25552 PR middle-end/69347
25553 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25554 useless call to record_temporary_equivalences.
25555 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25556 allocate 10 slots in the bb_path vector and let it grow as needed.
25557 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25560 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25562 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25564 * configure: Regenerate.
25566 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25568 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25569 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25571 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25573 PR middle-end/66178
25574 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25575 drop EXPAND_INITIALIZER.
25576 * rtl.h (contains_symbolic_reference_p): Declare.
25577 * rtlanal.c (contains_symbolic_reference_p): New function.
25578 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25579 a subtraction into a NOT if symbolic constants are involved.
25581 2016-01-21 Anton Blanchard <anton@samba.org>
25582 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25585 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25587 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25590 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25592 * config/microblaze/microblaze.c
25593 (get_branch_target): New.
25594 (insert_wic_for_ilb_runout): New.
25596 (microblaze_machine_dependent_reorg): New.
25597 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25598 * config/microblaze/microblaze.md
25599 (UNSPEC_IPREFETCH): Define.
25600 (iprefetch): New pattern
25601 * config/microblaze/microblaze.opt
25602 (mxl-prefetch): New flag.
25604 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25606 * config/microblaze/microblaze.h
25607 (FIXED_REGISTERS): Update in macro.
25608 (CALL_USED_REGISTERS): Update in macro.
25610 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25612 PR rtl-optimization/68920
25613 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25616 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25618 PR rtl-optimization/68990
25619 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25620 pseudo instead of inheritance ones.
25622 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25623 Nick Clifton <nickc@redhat.com>
25627 * config/mips/mips.c (mips_compute_frame_info): Initialise
25628 args_size and hard_frame_pointer_offset fields of the frame
25629 structure before calling mips_global_pointer.
25631 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25633 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25635 * configure: Regenerate.
25637 2016-01-21 Richard Biener <rguenther@suse.de>
25639 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25641 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25643 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25644 to actually emit the .size directive.
25646 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25647 Jakub Jelinek <jakub@redhat.com>
25651 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25652 args array size by one to avoid buffer overflow.
25654 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25656 * config/s390/s390.md (pool_section_start): Use switch_to_section
25657 to select proper read-only data section instead of hardcoding
25659 (pool_section_end): Use switch_to_section to match the above.
25661 2016-01-21 Richard Biener <rguenther@suse.de>
25663 PR tree-optimization/69378
25664 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25665 (set_ssa_val_to): Use it for dominance checks taking into
25666 account not executable edges.
25668 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25671 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25672 for bitsize instead of GET_MODE_PRECISION (mode).
25674 2016-01-20 Martin Sebor <msebor@redhat.com>
25677 * extend.texi (__sync Builtins): Clarify the semantics of
25678 __sync_fetch_and_OP built-ins on pointers.
25679 (__atomic Builtins): Same.
25681 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25682 Sebastian Pop <s.pop@samsung.com>
25684 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25685 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25686 (is_valid_rename): Same.
25687 (translate_isl_ast_to_gimple::get_rename): Same.
25688 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25689 (translate_isl_ast_to_gimple::rename_uses): Same.
25690 (get_new_name): Check for close_phi nodes.
25691 (copy_loop_phi_args): Use phi_node_kind.
25692 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25693 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25695 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25696 Sebastian Pop <s.pop@samsung.com>
25698 Revert commit r229783.
25699 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25700 Remove use of parameter_rename_map.
25701 (copy_def): Remove.
25702 (copy_internal_parameters): Remove.
25703 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25704 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25705 (free_sese_info): Do not free parameter_rename_map.
25706 (set_rename): Do not use parameter_rename_map.
25707 (rename_uses): Update call to set_rename.
25708 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25709 * sese.h (parameter_rename_map_t): Remove.
25710 (struct sese_info_t): Remove field parameter_rename_map.
25712 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25713 Sebastian Pop <s.pop@samsung.com>
25715 * graphite-isl-ast-to-gimple.c: Fix comment.
25716 * graphite-scop-detection.c (defined_in_loop_p): New.
25717 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
25718 names defined in loop.
25720 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25721 Sebastian Pop <s.pop@samsung.com>
25723 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
25724 Discard unstructured if-then-else regions.
25726 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25727 Sebastian Pop <s.pop@samsung.com>
25729 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
25730 (cleanup_loop_iter_dom): Remove.
25731 (build_loop_iteration_domains): Remove.
25732 (build_scop_context): Remove.
25733 (build_scop_iteration_domain): Remove.
25734 (add_loop_constraints): New.
25735 (build_iteration_domains): New.
25736 (build_poly_scop): Call build_iteration_domains.
25738 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25739 Sebastian Pop <s.pop@samsung.com>
25741 * graphite-scop-detection.c
25742 (scop_detection::harmful_loop_in_region): Free dom and loops.
25743 (scop_detection::loop_body_is_valid_scop): Free bbs.
25745 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25746 Sebastian Pop <s.pop@samsung.com>
25748 * graphite-scop-detection.c (record_loop_in_sese): New.
25749 (gather_bbs::before_dom_children): Call record_loop_in_sese.
25750 (build_scops): Remove call to build_sese_loop_nests.
25751 * sese.c (sese_record_loop): Remove.
25752 (build_sese_loop_nests): Remove.
25753 (new_sese_info): Remove region->loops.
25754 (free_sese_info): Same.
25755 * sese.h (sese_contains_loop): Same.
25756 (build_sese_loop_nests): Remove.
25757 (sese_contains_loop): Remove.
25759 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25760 Sebastian Pop <s.pop@samsung.com>
25762 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
25763 loop_is_valid_in_scop.
25764 (scop_detection::harmful_stmt_in_region): Renamed
25765 harmful_loop_in_region.
25766 Call loop_is_valid_in_scop.
25768 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25769 Sebastian Pop <s.pop@samsung.com>
25771 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
25774 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25775 Sebastian Pop <s.pop@samsung.com>
25777 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
25778 * graphite.h (struct poly_bb): Remove field is_reduction.
25779 (PBB_IS_REDUCTION): Remove.
25781 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25782 Sebastian Pop <s.pop@samsung.com>
25784 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
25785 (add_pdr_constraints): Same.
25786 (scop_get_reads): Same.
25787 (scop_get_must_writes): Same.
25788 (scop_get_may_writes): Same.
25789 (scop_get_original_schedule): Same.
25790 (extend_schedule): Same.
25791 (apply_schedule_on_deps): Same.
25792 (carries_deps): Same.
25793 (compute_deps): Same.
25794 (scop_get_dependences): Same.
25795 * graphite-isl-ast-to-gimple.c
25796 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
25797 * graphite-optimize-isl.c (get_schedule_for_band): Same.
25798 (get_schedule_for_band_list): Same.
25799 (get_schedule_map): Same.
25800 (apply_schedule_map_to_scop): Same.
25801 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25802 (build_loop_iteration_domains): Same.
25803 (add_condition_to_pbb): Same.
25804 (add_param_constraints): Same.
25805 (pdr_add_memory_accesses): Same.
25806 (pdr_add_data_dimensions): Same.
25808 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25810 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25813 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25815 * common.opt (feliminate-dwarf2-dups): Replace references to
25816 "DWARF 2" with just "DWARF".
25817 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25818 * doc/extend.texi: Likewise.
25819 * doc/cpp.texi: Likewise.
25820 * doc/invoke.texi: Likewise.
25821 (Option Summary): Add -gdwarf to list of Debugging Options.
25822 (Debugging Options): Document -gdwarf.
25823 * doc/contrib.texi: Spell "DWARF" like that.
25825 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25827 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25828 warning. Fix up formatting.
25830 PR middle-end/67653
25831 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25832 attempt to mark memory input operand addressable and
25833 call prepare_gimple_addressable in that case. Don't adjust
25834 input_location for diagnostics, use error_at instead.
25836 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25838 * config/rs6000/ppc-auxv.h: New file.
25839 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25840 (cpu_is): Likewise.
25841 (cpu_supports): Likewise.
25842 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25843 (cpu_is_info): New variable.
25844 (cpu_supports_info): Likewise.
25845 (tcb_verification_symbol): Likewise.
25846 (cpu_builtin_p): Likewise.
25847 (cpu_expand_builtin): New function.
25848 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25849 (rs6000_init_builtins): Likewise.
25850 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25851 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25852 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25853 * configure: Regenerate.
25854 * config.in: Likewise.
25855 * doc/extend.texi (PowerPC Built-in Functions): Document
25856 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25858 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25861 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25863 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25866 2016-01-20 Richard Henderson <rth@redhat.com>
25872 * tree.c (tm_define_builtin): New.
25873 (find_tm_vector_type): New.
25874 (build_tm_vector_builtins): New.
25875 (build_common_builtin_nodes): Call it.
25877 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25879 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25880 (arm_fp_ok): Likewise.
25881 (arm_fp): Likewise.
25882 (arm_crypto): Likewise.
25884 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25885 Richard Biener <rguenther@suse.de>
25887 PR tree-optimization/69328
25888 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25889 vectors have same number of elements.
25890 (vectorizable_condition): Fix masked version recognition.
25892 2016-01-20 Richard Biener <rguenther@suse.de>
25894 PR tree-optimization/69345
25895 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25896 (VN_INFO_PTR_INFO): Likewise.
25897 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25898 info when it is equal between non-dominating SSA names.
25899 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25900 Make sure to look at original SSA infos.
25902 2016-01-20 Jeff Law <law@redhat.com>
25905 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25907 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25908 (pc_or_label_operand): New predicate.
25909 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25910 tests for small integers that are 2^n - 1.
25912 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25914 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25916 2016-01-19 Jeff Law <law@redhat.com>
25918 PR middle-end/69347
25919 * tree-ssa-threadbackwards.c
25920 (fsm_find_control_statement_thread_paths): Do not try to lookup
25921 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25923 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25925 * doc/lto.texi: Remove text that says only Gold has linker plugin
25928 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25930 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25931 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25932 the DIE accordingly.
25933 (modified_type_die): Add REVERSE parameter and pass it recursively,
25934 as well as to base_type_die. Adjust presence check accordingly.
25935 (base_type_for_mode): Adjust call to modified_type_die.
25936 (add_type_attribute): Add REVERSE parameter and pass it to
25938 (generic_parameter_die): Adjust call to add_type_attribute.
25939 (add_scalar_info): Likewise.
25940 (add_subscript_info): Likewise.
25941 (gen_array_type_die): Likewise.
25942 (gen_descr_array_type_die): Likewise.
25943 (gen_entry_point_die): Likewise.
25944 (gen_enumeration_type_die): Likewise.
25945 (gen_formal_parameter_die): Likewise.
25946 (gen_subprogram_die): Likewise.
25947 (gen_variable_die ): Likewise.
25948 (gen_const_die): Likewise.
25949 (gen_field_die): Likewise.
25950 (gen_pointer_type_die): Likewise.
25951 (gen_reference_type_die): Likewise.
25952 (gen_ptr_to_mbr_type_die): Likewise.
25953 (gen_inheritance_die): Likewise.
25954 (gen_subroutine_type_die): Likewise.
25955 (gen_typedef_die): Likewise.
25956 (force_type_die): Adjust call to modified_type_die.
25958 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25960 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25961 flow throughout the file. Fix broken link to Objective-C 2.0
25963 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25966 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25968 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25970 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25973 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25974 (maybe_record_node): Record cxa_pure_virtual as the only possible
25975 target if there are not ohter candidates.
25976 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25978 2016-01-19 Richard Biener <rguenther@suse.de>
25980 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25981 (get_memory_order): Likewise.
25983 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25985 * tree-vect-stmts.c (vectorizable_store): Check
25988 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25991 * gcc.c (driver::decode_argv): Add call to
25992 init_opts_obstack before init_options_struct.
25993 * opts.c (init_opts_obstack): Remove idempotency.
25994 (init_options_struct): Replace call to init_opts_obstack
25995 with a gcc_assert to verify that it has already been called.
25996 * toplev.c (toplev::main): Add call to init_opts_obstack before
25997 calls to init_options_struct.
25998 (toplev::finalize): Move cleanup of opts_obstack next to
25999 cleanup of save_decoded_options, clearing the latter, and
26000 save_decoded_options_count.
26002 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26005 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
26006 attribute to unconditional. Remove %? from output template.
26008 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26009 Jiong Wang <jiong.wang@arm.com>
26011 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
26012 generated from different expand order.
26014 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26016 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
26017 Add support for CCMP costing.
26019 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26021 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
26022 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
26023 (fccmpe<mode>): Likewise.
26024 (fcmp): Rename to fcmp and globalize pattern.
26026 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
26027 (aarch64_gen_ccmp_next): Add FP support.
26029 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26031 * target.def (gen_ccmp_first): Update documentation.
26032 (gen_ccmp_next): Likewise.
26033 * doc/tm.texi (gen_ccmp_first): Update documentation.
26034 (gen_ccmp_next): Likewise.
26035 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
26036 expand_ccmp_expr_1. Improve comments.
26037 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
26038 (ccmp_ior<mode>): Remove pattern.
26039 (cmp<mode>): Remove expand.
26040 (cmp): Globalize pattern.
26041 (cstorecc4): Use cc_register.
26042 (mov<mode>cc): Remove ccmp_cc_register check.
26043 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
26044 Simplify after removal of CC_DNE/* modes.
26045 (aarch64_ccmp_mode_to_code): Remove.
26046 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
26047 In 'k' case use integer as condition.
26048 (aarch64_nzcv_codes): Remove inverted cases.
26049 (aarch64_code_to_ccmode): Remove.
26050 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
26051 comparison with CC register to be used in folowing CCMP/branch/CSEL.
26052 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
26053 pattern. Return the comparison with CC register. Invert conditions
26054 when bitcode is OR.
26055 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
26056 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
26058 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26060 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26061 instrumented_version.
26063 2016-01-19 Richard Biener <rguenther@suse.de>
26065 PR tree-optimization/69336
26066 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
26067 handled components with get_ref_base_and_extent.
26068 (equal_mem_array_ref_p): Adjust.
26070 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26073 * shrink-wrap.c: Include valtrack.h.
26074 (move_insn_for_shrink_wrap): Add DEBUG argument. If
26075 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
26076 in between insn and where it will be moved to. Call
26077 dead_debug_insert_temp.
26078 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
26079 first and dead_debug_local_finish at the end.
26080 For uses and defs bitmap, handle all regs in between REGNO and
26081 END_REGNO, not just the first one.
26083 2016-01-19 Richard Biener <rguenther@suse.de>
26085 PR tree-optimization/69352
26086 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
26087 (equal_mem_array_ref_p): Constrain size and max size properly.
26088 Compare the reverse flag.
26090 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
26092 * ira.c (ira): Update regstat data if we deleted insns.
26094 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26096 PR rtl-optimization/68955
26097 PR rtl-optimization/64557
26098 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
26099 here. Fix up formatting.
26100 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
26102 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26105 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
26106 assume that the node has body.
26107 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
26110 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26112 * lto-streamer-out.c (lto_output): Do not stream instrumentation
26115 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26117 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
26118 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
26120 2016-01-19 Martin Jambor <mjambor@suse.cz>
26121 Martin Liska <mliska@suse.cz>
26122 Michael Matz <matz@suse.de>
26124 * Makefile.in (OBJS): Add new source files.
26125 (GTFILES): Add hsa.c.
26126 * common.opt (disable_hsa): New variable.
26127 (-Whsa): New warning.
26128 * config.in (ENABLE_HSA): New.
26129 * configure.ac: Treat hsa differently from other accelerators.
26130 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
26131 $enable_offloading.
26132 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
26133 * doc/install.texi (Configuration): Document --with-hsa-runtime,
26134 --with-hsa-runtime-include, --with-hsa-runtime-lib and
26135 --with-hsa-kmt-lib.
26136 * doc/invoke.texi (-Whsa): Document.
26137 (hsa-gen-debug-stores): Likewise.
26138 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
26139 to invoke offload compiler for hsa acclerator.
26140 * opts.c (common_handle_option): Determine whether HSA offloading
26141 should be performed.
26142 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
26143 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
26144 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
26145 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
26146 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
26147 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
26148 GF_OMP_FOR_KIND_GRID_LOOP.
26149 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
26150 (pp_gimple_stmt_1): Likewise.
26151 * gimple-walk.c (walk_gimple_stmt): Likewise.
26152 * gimple.c (gimple_build_omp_grid_body): New function.
26153 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
26154 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
26155 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
26156 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
26157 GF_OMP_TEAMS_GRID_PHONY.
26158 (gimple_statement_omp_single_layout): Updated comments.
26159 (gimple_build_omp_grid_body): New function.
26160 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
26161 (gimple_omp_for_grid_phony): New function.
26162 (gimple_omp_for_set_grid_phony): Likewise.
26163 (gimple_omp_parallel_grid_phony): Likewise.
26164 (gimple_omp_parallel_set_grid_phony): Likewise.
26165 (gimple_omp_teams_grid_phony): Likewise.
26166 (gimple_omp_teams_set_grid_phony): Likewise.
26167 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
26168 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
26169 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
26170 (BUILT_IN_GOMP_TARGET): Updated type.
26171 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
26172 (adjust_for_condition): New function.
26173 (get_omp_for_step_from_incr): Likewise.
26174 (extract_omp_for_data): Moved parts to adjust_for_condition and
26175 get_omp_for_step_from_incr.
26176 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
26177 (fixup_child_record_type): Bail out if receiver_decl is NULL.
26178 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
26179 (scan_omp_parallel): Do not create child functions for phony
26181 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
26182 (scan_omp_1_op): Checking assert we are not remapping to
26183 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
26184 (parallel_needs_hsa_kernel_p): New function.
26185 (expand_parallel_call): Register apprpriate parallel child
26186 functions as HSA kernels.
26187 (grid_launch_attributes_trees): New type.
26188 (grid_attr_trees): New variable.
26189 (grid_create_kernel_launch_attr_types): New function.
26190 (grid_insert_store_range_dim): Likewise.
26191 (grid_get_kernel_launch_attributes): Likewise.
26192 (get_target_argument_identifier_1): Likewise.
26193 (get_target_argument_identifier): Likewise.
26194 (get_target_argument_value): Likewise.
26195 (push_target_argument_according_to_value): Likewise.
26196 (get_target_arguments): Likewise.
26197 (expand_omp_target): Call get_target_arguments instead of looking
26198 up for teams and thread limit.
26199 (grid_expand_omp_for_loop): New function.
26200 (grid_arg_decl_map): New type.
26201 (grid_remap_kernel_arg_accesses): New function.
26202 (grid_expand_target_kernel_body): New function.
26203 (expand_omp): Call it.
26204 (lower_omp_for): Do not emit phony constructs.
26205 (lower_omp_taskreg): Do not emit phony constructs but create for them
26206 a temporary variable receiver_decl.
26207 (lower_omp_taskreg): Do not emit phony constructs.
26208 (lower_omp_teams): Likewise.
26209 (lower_omp_grid_body): New function.
26210 (lower_omp_1): Call it.
26211 (grid_reg_assignment_to_local_var_p): New function.
26212 (grid_seq_only_contains_local_assignments): Likewise.
26213 (grid_find_single_omp_among_assignments_1): Likewise.
26214 (grid_find_single_omp_among_assignments): Likewise.
26215 (grid_find_ungridifiable_statement): Likewise.
26216 (grid_target_follows_gridifiable_pattern): Likewise.
26217 (grid_remap_prebody_decls): Likewise.
26218 (grid_copy_leading_local_assignments): Likewise.
26219 (grid_process_kernel_body_copy): Likewise.
26220 (grid_attempt_target_gridification): Likewise.
26221 (grid_gridify_all_targets_stmt): Likewise.
26222 (grid_gridify_all_targets): Likewise.
26223 (execute_lower_omp): Call grid_gridify_all_targets.
26224 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
26225 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
26226 (tree_omp_clause): Added union field dimension.
26227 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
26228 * tree.c (omp_clause_num_ops): Added number of arguments of
26229 OMP_CLAUSE__GRIDDIM_.
26230 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
26231 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
26232 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
26233 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
26234 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
26235 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
26236 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
26237 * tree-pass.h (make_pass_gen_hsail): Declare.
26238 (make_pass_ipa_hsa): Likewise.
26239 * ipa-hsa.c: New file.
26240 * lto-section-in.c (lto_section_name): Add hsa section name.
26241 * lto-streamer.h (lto_section_type): Add hsa section.
26242 * timevar.def (TV_IPA_HSA): New.
26243 * hsa-brig-format.h: New file.
26244 * hsa-brig.c: New file.
26245 * hsa-dump.c: Likewise.
26246 * hsa-gen.c: Likewise.
26249 * toplev.c (compile_file): Call hsa_output_brig.
26250 * hsa-regalloc.c: New file.
26252 2016-01-18 Jeff Law <law@redhat.com>
26254 PR tree-optimization/69320
26255 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
26256 ranged object, do nothing if the RHS constant is not [0..1].
26257 (optimize_stmt): Comparing a boolean ranged object against a
26258 constant outside [0..1] results in a compile-time constant.
26260 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
26263 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
26265 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26266 (Option Summary): Update to reflect new section and moved options.
26267 (C++ Dialect Options): Move -fstats to new section.
26268 (Debugging Options): Move all dump, statistics, and other GCC
26269 developer options to new section. Rewrite section introduction
26270 and re-order remaining options to put the more basic ones first.
26271 (Optimization Options): Move -fira-verbose and -flto-report* to
26273 (Developer Options): New section incorporating moved options.
26274 * doc/cppopts.texi (-dM): Update cross-reference.
26276 2016-01-18 Richard Henderson <rth@redhat.com>
26279 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
26280 operands to pseudo only if CSE is expected. Split long immediate
26281 operands only after reload, and for the stack pointer.
26282 (*add<GPI>3_pluslong): Remove.
26283 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
26284 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
26285 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
26286 (*add<GPI>3 peepholes): New.
26287 (*add<GPI>3 splitters): New.
26288 * config/aarch64/constraints.md (Upl): New.
26289 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
26291 2016-01-18 Richard Biener <rguenther@suse.de>
26293 PR tree-optimization/69297
26294 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
26296 (vect_bb_vectorization_profitable_p): Clear visited flag again.
26298 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
26300 PR middle-end/68542
26301 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
26302 of mixind vector and scalar types.
26303 (fold_relational_const): Add handling of vector
26304 comparison with boolean result.
26305 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
26306 comparison of vector operands with boolean result for EQ/NE only.
26307 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
26308 (verify_gimple_cond): Likewise.
26309 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
26312 2016-01-18 Joseph Myers <joseph@codesourcery.com>
26314 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
26317 2016-01-18 Richard Biener <rguenther@suse.de>
26319 PR middle-end/69308
26320 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
26322 2016-01-18 Tom de Vries <tom@codesourcery.com>
26324 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
26326 2016-01-18 Tom de Vries <tom@codesourcery.com>
26328 * omp-low.c (set_oacc_fn_attrib): Make extern.
26329 * omp-low.h (set_oacc_fn_attrib): Declare.
26330 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
26331 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
26332 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
26333 Add and handle function parameter oacc_kernels_p.
26334 (find_reduc_addr, get_omp_data_i_param): New function.
26335 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
26336 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
26337 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
26338 Calculate dominance info. Skip loops that are not in a kernels region
26339 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
26340 (pass_parallelize_loops::execute): Call parallelize_loops with
26341 oacc_kernels_p argument.
26342 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
26343 New member function.
26344 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
26345 * passes.def: Add argument to pass_parallelize_loops instantation.
26347 2016-01-18 Tom de Vries <tom@codesourcery.com>
26349 * tree-parloops.c (pass_parallelize_loops::execute): Allow
26350 pass_parallelize_loops to be run outside the loop pipeline.
26352 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26354 * tree-scalar-evolution.c (follow_copies_to_constant): New.
26355 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
26357 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26360 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
26361 using get_ref_base_and_extent.
26362 (equal_mem_array_ref_p): New.
26363 (hashable_expr_equal_p): Add call to previous.
26365 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26368 * tree-sra.c (disqualified_constants, constant_decl_p): New.
26369 (sra_initialize): Allocate disqualified_constants.
26370 (sra_deinitialize): Free disqualified_constants.
26371 (disqualify_candidate): Update disqualified_constants when appropriate.
26372 (create_access): Scan for constant-pool entries as we go along.
26373 (scalarizable_type_p): Add check against type_contains_placeholder_p.
26374 (maybe_add_sra_candidate): Allow constant-pool entries.
26375 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
26376 (initialize_constant_pool_replacements): New.
26377 (sra_modify_assign): Avoid mangling assignments created by previous,
26378 and don't generate writes into constant pool.
26379 (sra_modify_function_body): Call initialize_constant_pool_replacements.
26381 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26383 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
26384 andnot instruction.
26385 (scalar_chain::convert_op): Likewise.
26386 * config/i386/i386.md (*andndi3_doubleword): New.
26388 2016-01-18 Richard Biener <rguenther@suse.de>
26390 PR tree-optimization/69170
26391 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
26392 building a vector from scalar results of a pattern stmt.
26394 2016-01-18 Jakub Jelinek <jakub@redhat.com>
26396 * haifa-sched.c (autopref_multipass_init): Work around
26397 -Wmaybe-uninitialized warning.
26399 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
26401 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
26402 against the constant 0.
26404 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26406 PR tree-optimization/68799
26407 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
26408 look up phi candidates in the statement-candidate map.
26409 (phi_add_costs): Likewise.
26410 (record_phi_increments): Likewise.
26411 (phi_incr_cost): Likewise.
26412 (ncd_with_phi): Likewise.
26413 (all_phi_incrs_profitable): Likewise.
26415 2016-01-17 Jakub Jelinek <jakub@redhat.com>
26417 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
26418 -Wmaybe-uninitialized warning.
26420 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
26422 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26423 (Option Summary): Update to reflect new section and moved options.
26424 (C++ Dialect Options): Move -fvtable-verify and related options.
26425 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
26426 and profiling-related options.
26427 (Optimization Options): Move profile generation options and
26428 -fstack-protector and related options.
26429 (Instrumentation Options): New section incorporating moved options.
26430 (Code Generation Options): Move -finstrument-functions and
26431 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
26433 2016-01-16 Tom de Vries <tom@codesourcery.com>
26435 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
26437 2016-01-16 Tom de Vries <tom@codesourcery.com>
26439 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
26441 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
26443 * hash-table.h (hash_table::empty): Turn into an inline wrapper
26444 that checks whether the table is already empty. Rename the
26445 original implementation to...
26446 (hash_table::empty_slot): ...this new private function.
26448 2016-01-15 David Malcolm <dmalcolm@redhat.com>
26450 PR diagnostic/68899
26451 * diagnostic-show-locus.c (layout::print_source_line): Move x
26452 offset of line until after call to
26453 get_line_width_without_trailing_whitespace.
26455 2016-01-15 Jeff Law <law@redhat.com>
26457 PR tree-optimization/69270
26458 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
26459 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
26460 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
26461 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
26462 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26463 ssa_name_has_boolean_range and constant_boolean_node.
26465 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
26467 PR rtl-optimization/69030
26468 * lra-spills.c (remove_pseudos): Check nrefs and make the function
26470 (spill_pseudos): Delete debug insn for dead pseudo.
26471 (lra_spill): Initiate spill_hard_reg and slots memory separately.
26473 2016-01-15 Jiong Wang <jiong.wang@arm.com>
26475 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
26477 (TYPES_UNOPUS): Likewise.
26478 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
26479 builtin type, from UNOP to UNOPUS.
26480 (lbtruncuv4sf): Likewise.
26481 (lbtruncuv2df): Likewise.
26482 (lrounduv2sf): Likewise.
26483 (lrounduv4sf): Likewise.
26484 (lrounduv2df): Likewise.
26485 (lroundusf): Likewise.
26486 (lroundusf): Likewise.
26487 (lceiluv2sf): Likewise.
26488 (lceiluv4sf): Likewise.
26489 (lceiluv2df): Likewise.
26490 (lceilusf): Likewise.
26491 (lceiludf): Likewise.
26492 (lflooruv2sf): Likewise.
26493 (lflooruv4sf): Likewise.
26494 (lflooruv2df): Likewise.
26495 (lfloorusf): Likewise.
26496 (lfloorudf): Likewise.
26497 (lfrintnuv2sf): Likewise.
26498 (lfrintnuv4sf): Likewise.
26499 (lfrintnuv2df): Likewise.
26500 (lfrintnusf): Likewise.
26501 (lfrintnudf): Likewise.
26502 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
26504 (vcvtq_u32_f32): Likewise.
26505 (vcvtq_u64_f64): Likewise.
26506 (vcvta_u32_f32): Likewise.
26507 (vcvtaq_u32_f32): Likewise.
26508 (vcvtaq_u64_f64): Likewise.
26509 (vcvtm_u32_f32): Likewise.
26510 (vcvtmq_u32_f32): Likewise.
26511 (vcvtmq_u64_f64): Likewise.
26512 (vcvtn_u32_f32): Likwise.
26513 (vcvtnq_u32_f32): Likewise.
26514 (vcvtnq_u64_f64): Likewise.
26515 (vcvtp_u32_f32): Likewise.
26516 (vcvtpq_u32_f32): Likewise.
26517 (vcvtpq_u64_f64): Likewise.
26518 (vcvtmd_u64_f64): Likewise.
26519 (vcvtms_u32_f32): Likewise.
26520 (vcvtad_u64_f64): Likewise.
26521 (vcvtas_u32_f32): Likewise.
26522 (vcvtnd_u64_f64): Likewise.
26523 (vcvtns_u32_f32): Likewise.
26524 (vcvtpd_u64_f64): Likewise.
26525 (vcvtps_u32_f32): Likewise.
26527 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26529 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
26530 CSEL of zero_extended registers.
26532 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26534 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
26535 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
26537 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26539 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26540 false when argument string is not found in the attributes table
26543 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26546 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26547 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26548 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26549 precision estimate.
26551 2016-01-15 Richard Biener <rguenther@suse.de>
26553 PR tree-optimization/66856
26554 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26555 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26556 (vect_create_new_slp_node): Increment stmt reference count.
26557 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26558 an SLP tree before swapping operands.
26559 (vect_build_slp_tree): Likewise.
26560 (destroy_bb_vec_info): Free stmt info after SLP instances.
26561 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26562 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26563 (STMT_VINFO_NUM_SLP_USES): New macro.
26565 2016-01-15 Richard Biener <rguenther@suse.de>
26568 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26569 (add_linkage_name): ... here.
26570 (gen_typedef_die): Use add_linkage_name_raw instead of
26571 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26574 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26576 * gimplify.c (oacc_default_clause): Decode reference and pointer
26577 types for both kernels and parallel regions.
26579 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26581 PR middle-end/69246
26582 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26584 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26586 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26587 (convert_scalars_to_vector): Likewise.
26589 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26591 * doc/extend.texi (Type Traits): Fix grammar.
26593 2016-01-15 Martin Jambor <mjambor@suse.cz>
26595 * tree-inline.c (remap_decl): Use existing dclarations if
26596 remapping a type and prevent_decl_creation_for_types.
26597 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26598 decls first. Do real remapping with
26599 prevent_decl_creation_for_types set.
26600 * tree-inline.h (copy_body_data): New field
26601 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26604 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26606 * config/s390/s390.opt (mmvcle): More verbose help text.
26608 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26610 * config/s390/s390.opt: Add period to -mzvector option text.
26612 2016-01-15 Richard Biener <rguenther@suse.de>
26614 PR tree-optimization/68961
26615 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26616 of invariants in stores again.
26618 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26620 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26622 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26624 * config/i386/i386.c (ix86_expand_branch): Don't split
26625 DI mode xor instruction to SI mode.
26627 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26630 * ipa-icf.c (sem_function::merge): Virtual functions may become
26631 reachable even if they address is not taken and there are no
26634 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26636 * lto-streamer-out.c (subtract_estimated_size): New function.
26637 (get_symbol_initial_value): Use it.
26639 2016-01-15 Christian Bruel <christian.bruel@st.com>
26642 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26643 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26644 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26645 use add_builtin_function_ext_scope instead of add_builtin_function.
26646 (neon_set_p, neon_crypto_set_p): Remove.
26647 (arm_init_builtins): Always call arm_init_neon_builtins and
26648 arm_init_crypto_builtins.
26649 (arm_expand_builtin): Check that builtins are allowed for the arch.
26650 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26651 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26652 arm_init_neon_builtins call.
26654 2016-01-15 Richard Biener <rguenther@suse.de>
26656 PR tree-optimization/69117
26657 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26658 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26659 of the leader conservatively.
26660 (free_scc_vn): Restore original SSA name infos.
26662 2016-01-14 Jeff Law <law@redhat.com>
26664 PR tree-optimization/69270
26665 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26666 single bit of precision, verify it's also unsigned.
26667 (record_edge_info): Use constant_boolean_node rather than fold_convert
26668 to convert boolean_true/boolean_false to the right type.
26670 2016-01-14 Richard Henderson <rth@redhat.com>
26673 * loop-doloop.c (record_reg_sets): New.
26674 (doloop_optimize): Reject the transform if the sequence
26675 clobbers registers live at the end of the loop block.
26676 (doloop_optimize_loops): Enable df_live if needed.
26678 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26680 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26681 * config/rs6000/rs6000.c: Likewise.
26682 * config/rs6000/rs6000.h: Likewise.
26683 * config/rs6000/rs6000.md: Likewise.
26684 * doc/extend.texi: Likewsie.
26686 2016-01-14 Jeff Law <law@redhat.com>
26688 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26691 2016-01-14 Richard Henderson <rth@redhat.com>
26695 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26696 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26697 instead of builtin_decl_declared_p to test for declaration.
26699 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26701 * doc/loop.texi (Loop Analysis and Representation): Document
26702 loop_depth function.
26704 2016-01-14 Tom de Vries <tom@codesourcery.com>
26706 PR tree-optimization/68773
26707 * omp-low.c (expand_omp_target): Don't set force_output.
26708 * varpool.c (varpool_node::get_create): Same.
26709 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26710 offload_funcs with force_output.
26712 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26715 * lra-eliminations.c (move_plus_up): Don't change anything if either
26716 the outer or inner subreg mode is not MODE_INT.
26717 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
26718 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
26720 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26722 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
26723 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
26724 reduc_uplus_@var{m}): Remove.
26725 * expr.c (expand_expr_real_2): Remove expansion path for
26726 reduc_[us](min|max|plus) optabs.
26727 * optabs-tree.c (scalar_reduc_to_vector): Remove.
26728 * optabs-tree.h (scalar_reduc_to_vector): Remove.
26729 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
26730 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
26731 * tree-vect-loop.c (vectorizable_reduction): Remove test for
26732 reduc_[us](min|max|plus) optabs.
26734 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26736 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
26737 (reduc_plus_scal_v2sf): New.
26738 (reduc_smax_v2sf): Rename to...
26739 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
26740 (reduc_smin_v2sf): Rename to...
26741 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
26743 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
26745 * alias.c (compare_base_symbol_refs): New function.
26746 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
26749 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26751 PR middle-end/68146
26752 PR tree-optimization/69155
26753 * tree-complex.c: Include cfganal.h.
26754 (phis_to_revisit): New variable.
26755 (extract_component): Add phiarg_p argument. Assert that returned
26756 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
26757 (update_phi_components): Partly rewrite to use loop over real/imag
26758 components instead of code duplication. If extract_component returns
26759 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
26760 create_tmp_reg into the PHI node instead, and mention the phi triplet
26761 in phis_to_revisit.
26762 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
26763 in phis_to_revisit at the end.
26765 2016-01-14 Richard Biener <rguenther@suse.de>
26767 PR tree-optimization/68060
26768 * tree-vect-loop.c (vect_is_simple_reduction): Check the
26769 outer loop reduction is only used in the inner loop before
26770 detecting a double reduction.
26772 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26775 * combine.c (expand_field_assignment): Punt if compute_mode is
26776 unsupported scalar mode.
26778 2016-01-14 Richard Biener <rguenther@suse.de>
26780 PR tree-optimization/66856
26781 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
26782 SLP node only if it built successfully.
26783 (vect_analyze_slp_instance): Adjust.
26785 2016-01-14 Jeff Law <law@redhat.com>
26787 PR tree-optimization/69270
26788 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
26789 (record_edge_info): Use it. Convert boolean_{true,false}_node
26790 to the type of op0.
26792 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
26795 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
26796 use block_ultimate_origin
26797 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
26799 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26801 * doc/invoke.texi (Submodel Options): Rename section to
26802 "Machine-Dependent Options" to better reflect its content.
26803 Rewrite introductory text to remove archaic CPU names.
26806 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26808 * doc/invoke.texi (Code Gen Options): Move section up in file,
26809 before target-specific options. Update menu and option summary
26810 to reflect the new section ordering.
26812 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26814 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26815 (C++ Dialect Options): Add cross-reference to -std option.
26816 * doc/standards.texi (C++ Language): Document C++14 support.
26818 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26820 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26821 for pack/unpack functions for __ibm128.
26822 (PACK_IF): Likewise.
26823 (UNPACK_IF): Likewise.
26825 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26826 support for __ibm128 pack/unpack functions.
26827 (rs6000_invalid_builtin): Likewise.
26828 (rs6000_init_builtins): Likewise.
26829 (rs6000_opt_masks): Likewise.
26831 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26832 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26834 (RS6000_BTM_COMMON): Likewise.
26836 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26837 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26838 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26839 128-bit floating point. Add support for the double values to be
26840 in Altivec registers for TF/IF packing and unpacking, but restrict
26841 TD packing sub-fields to be FPR registers. Don't allow overlapped
26842 register support for packing. Allow pack inputs to be memory
26843 locations. Don't build generator functions for unpack<mode>_dm
26844 and unpack<mode>_nodm.
26845 (unpack<mode>_dm): Likewise.
26846 (unpack<mode>_nodm): Likewise.
26847 (pack<mode>): Likewise.
26849 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26850 built-in functions to pack/unpack explicit __ibm128 values.
26851 (__builtin_unpack_ibm128): Likewise.
26853 * doc/extend.texi (PowerPC Built-in Functions): Document
26854 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26856 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26859 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26860 Add new arg loc and pass it down as context.
26861 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26862 to the location to use for the warning.
26863 (check_function_arguments): New arg loc. All callers changed. Pass
26864 it to check_function_nonnull.
26865 * c-common.h (check_function_arguments): Adjust declaration.
26867 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26869 PR tree-optimization/69156
26870 * gimple.c (validate_type): Removed.
26871 (gimple_builtin_call_types_compatible_p): Use
26872 useless_type_conversion_p instead of validate_type.
26873 * value-prof.c (gimple_stringop_fixed_value): Fold
26874 icall_size to correct type.
26876 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26878 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26881 2016-01-13 Richard Henderson <rth@redhat.com>
26884 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26885 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26886 (ix86_builtin_tm_store): Remove.
26887 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26888 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26889 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26890 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26891 * doc/tm.texi: Rebuild.
26893 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26894 (BUILT_IN_TM_MEMCPY_RTWN): New.
26895 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26896 fallback from vector to integer helpers.
26897 (build_tm_load): Handle vector types directly, instead of
26899 (build_tm_store): Likewise.
26900 (expand_assign_tm): Prepare for register types not handled by
26901 the above. Copy them to memory and use memcpy.
26902 * tree.c (tm_define_builtin): New.
26903 (find_tm_vector_type): New.
26904 (build_tm_vector_builtins): New.
26905 (build_common_builtin_nodes): Call it.
26907 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26909 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26910 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26912 2016-01-13 Tom de Vries <tom@codesourcery.com>
26914 PR tree-optimization/69169
26915 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26916 handled_struct_type param.
26917 (create_variable_info_for, intra_create_variable_infos): Call
26918 create_variable_info_for_1 with extra arg.
26920 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26922 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26923 and "armv8.1-a+crc" entries.
26925 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26928 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26929 Change first operand predicate from register_or_constm1_operand
26930 to register_operand.
26931 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26932 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26933 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26934 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26935 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26936 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26937 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26938 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26939 comparison with constm1_rtx from vec_prefetch_gen part.
26941 2016-01-13 Richard Biener <rguenther@suse.de>
26943 PR tree-optimization/69013
26944 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26945 Exchange assert for a test.
26947 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26950 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26952 2016-01-13 Richard Biener <rguenther@suse.de>
26954 PR tree-optimization/69242
26955 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26956 assert with a check.
26958 2016-01-13 Richard Biener <rguenther@suse.de>
26960 PR tree-optimization/69186
26961 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26962 Properly guard vect_update_misalignment_for_peel call.
26964 2016-01-12 Jeff Law <law@redhat.com>
26966 PR tree-optimization/pr67755
26967 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26968 "need_profile_correction".
26969 (thread_block_1): Initialize new field to false by default. If we
26970 have multiple thread paths through a common joiner to different
26971 final targets, then set new field to true.
26972 (compute_path_counts): Only do count adjustment when it's really
26975 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26977 * doc/invoke.texi (Spec Files): Move section down in file, past
26978 all command-line option descriptions.
26980 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26982 PR middle-end/54809
26983 * doc/gty.texi: Remove documentation of mark_hook.
26984 * gengtype.c (struct write_types_data): Remove code to support
26985 mark_hook attribute.
26986 (walk_type): Likewise.
26987 (write_func_for_structure): Likewise.
26989 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26991 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26992 Directory Options, and -specs= to Overall Options.
26993 (Overall Options): Adjust similarly. Reorder to group related
26994 options together. Make -specs= cross-reference the spec file details.
26995 (Directory Options): Adjust similarly.
26997 2016-01-12 Jeff Law <law@redhat.com>
26999 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
27001 2016-01-12 Olivier Hainque <hainque@adacore.com>
27003 * gcc.c (spec_undefvar_allowed): New global.
27004 (process_command): Set to true when running for --version or --help,
27006 (getenv_spec_function): When the variable is not defined, use the
27007 variable name as the variable value if we're allowed not to issue
27010 2016-01-12 Bin Cheng <bin.cheng@arm.com>
27012 PR tree-optimization/68911
27013 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
27014 information computed for expression "init + nit * step".
27016 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
27018 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
27019 about name of GCC executable. Remove deleted node from menu.
27020 (Directory Options) <-B>: Remove cross-reference to deleted node.
27021 (Target Options): Delete section.
27023 2016-01-12 Christian Bruel <christian.bruel@st.com>
27026 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
27027 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
27029 2016-01-12 Jakub Jelinek <jakub@redhat.com>
27032 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
27033 aligned_mem is properly set for AVX512-VL floating point masked
27037 * ifcvt.c (cond_exec_process_if_block): When removing the last
27038 insn from then_bb, remove also any possible barriers that follow it.
27040 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
27044 * config/i386/iamcu.h (SIZE_TYPE): New macro.
27045 (PTRDIFF_TYPE): Likewise.
27046 (WCHAR_TYPE): Likewise.
27047 (WCHAR_TYPE_SIZE): Likewise.
27048 (STDINT_LONG32): Likewise.
27050 2016-01-12 Richard Biener <rguenther@suse.de>
27052 PR tree-optimization/69053
27053 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
27054 convert initial value for cond reductions.
27056 2016-01-12 Richard Biener <rguenther@suse.de>
27058 PR tree-optimization/69007
27059 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
27060 widen_sum after dot_prod and sad.
27062 2016-01-12 Richard Biener <rguenther@suse.de>
27064 PR tree-optimization/69168
27065 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
27066 pattern stmt SLP type.
27067 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
27068 end up unused so cope with that case.
27070 2016-01-12 Richard Biener <rguenther@suse.de>
27072 PR tree-optimization/69157
27073 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
27074 stmts def type only during analyze phase.
27075 (vectorizable_call): Likewise.
27076 (vectorizable_simd_clone_call): Likewise.
27077 (vectorizable_conversion): Likewise.
27078 (vectorizable_assignment): Likewise.
27079 (vectorizable_shift): Likewise.
27080 (vectorizable_operation): Likewise.
27081 (vectorizable_store): Likewise.
27082 (vectorizable_load): Likewise.
27084 2016-01-12 Richard Biener <rguenther@suse.de>
27086 PR tree-optimization/69174
27087 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
27089 (vectorizable_load): Properly compute the number of loads needed
27090 for permuted strided SLP loads and do not spuriously assign
27091 to SLP_TREE_VEC_STMTS.
27093 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
27095 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
27096 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
27097 (MD_EXEC_PREFIX): Remove.
27098 (MD_STARTFILE_PREFIX) Removee.
27099 (FILE_NAME_ABSOLUTE_P): Remove.
27100 (CPP_SPEC): Do not read macros from sys/version.h.
27101 (LINK_COMMAND_SPEC): Remove.
27102 (LOCAL_INCLUDE_DIR): Remove.
27103 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
27104 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
27105 (POST_LINK_SPEC): Define to invoke stubify after linker
27106 (LIBSTDCXX): Remove define
27107 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
27108 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
27109 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
27110 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
27111 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
27112 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
27113 (i386_djgpp_asm_named_section): Add propotype of new procedure
27115 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
27116 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
27117 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
27118 in config/i386/djgpp.h).
27119 (STANDARD_STARTFILE_PREFIX_2): Define identical to
27120 STANDARD_STARTFILE_PREFIX_1.
27121 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
27122 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
27123 installation errors.
27124 (MAX_OFILE_ALIGNMENT): Define to 128.
27125 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
27127 * config/i386/djgpp.c: New file. Add implementation of
27128 i386_djgpp_asm_named_section.
27130 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
27132 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
27133 Add rule for building djgpp.o.
27135 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27137 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
27138 (rtx_is_swappable_p): Reductions are swappable.
27139 (insn_is_swappable_p): V2DF reductions are swappable.
27141 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
27143 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
27144 reloads for other unsupported memory operands.
27146 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27147 Jim Wilson <jim.wilson@linaro.org>
27150 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
27151 copy_to_mode_reg instead of force_reg.
27153 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27156 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
27157 TARGET_80387 is true.
27159 2016-01-11 Jakub Jelinek <jakub@redhat.com>
27162 * lra-eliminations.c (move_plus_up): Only move plus up
27163 if subreg of the constant can be simplified into constant
27164 and use the simplified subreg of the constant instead of
27165 the original constant.
27167 * fold-const.c (fold_convertible_p): Don't return true
27168 for conversion of VECTOR_TYPE to same sized integral type.
27169 (fold_convert_loc): Fix up formatting. Fold conversion of
27170 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
27171 instead of NOP_EXPR.
27173 PR tree-optimization/69214
27174 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
27175 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
27178 PR tree-optimization/69207
27179 * tree-vect-slp.c (vect_get_constant_vectors): For
27180 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
27181 fold_convertible_p to vector_type's element type, and always
27182 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
27184 2016-01-11 Richard Biener <rguenther@suse.de>
27186 PR tree-optimization/69173
27187 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
27188 fixup the cycle if all stmts are in a pattern.
27190 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
27192 PR middle-end/68999
27193 * alias.c (base_alias_check): Move check for addresses with
27194 alignment ANDs before the call for compare_base_decls.
27195 (memrefs_conflict_p): Return -1 for different decls
27196 that went through alignment adjustments.
27198 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27200 PR rtl-optimization/68796
27201 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
27202 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
27203 and QImode comparisons against zero with CC_NZmode.
27204 * config/aarch64/iterators.md (short_mask): New mode_attr.
27206 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27208 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
27209 (<avx512>_store<mode>_mask): Likewise.
27211 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
27212 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27214 PR rtl-optimization/68841
27215 * ifcvt.c (struct noce_if_info): Add orig_x field.
27216 (bbs_ok_for_cmove_arith): Add to_rename parameter.
27217 Don't record conflicts on to_rename if it's present.
27218 Allow memory destinations in sets.
27219 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
27220 blocks, passing orig_x to the checks.
27221 (noce_process_if_block): Set if_info->orig_x appropriately.
27223 2016-01-11 Tom de Vries <tom@codesourcery.com>
27225 PR tree-optimization/69069
27226 * tree-parloops.c (create_parallel_loop): Add missing phi args.
27228 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
27230 PR rtl-optimization/68920
27231 * config/i386/i386.c (ix86_option_override_internal): Restrict number
27232 of conditional moves for RTL if-conversion to 1 for
27233 TARGET_ONE_IF_CONV_INSN.
27234 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
27235 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
27236 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
27237 parameter to restirct number of conditional moves for
27239 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
27240 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
27243 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
27246 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
27247 onepart vars. Fix typo in comment. Fix reversed condition in
27249 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
27252 * var-tracking.c (dump_onepart_variable_differences): New.
27253 (dataflow_set_different): If a detailed dump is requested,
27254 delay early returns and dump differences between onepart
27255 variables present before and after, and added variables.
27257 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27260 * expr.c (expand_expr_real_1): For boolean vector constants
27261 with a scalar mode use const_scalar_mask_from_tree.
27262 (const_scalar_mask_from_tree): New.
27263 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
27264 assigned to a mask type to handle constants.
27266 2016-01-11 Martin Jambor <mjambor@suse.cz>
27269 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
27270 useless parameters if we cannot change function signature.
27272 2016-01-11 Martin Jambor <mjambor@suse.cz>
27275 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
27278 2016-01-11 Tom de Vries <tom@codesourcery.com>
27280 PR tree-optimization/69109
27281 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
27284 2016-01-11 Tom de Vries <tom@codesourcery.com>
27286 PR tree-optimization/69108
27287 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
27288 res is not used in a phi.
27290 2016-01-11 Yury Gribov <y.gribov@samsung.com>
27293 * common.opt (frandom-seed): Fix parameter name.
27294 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
27296 2016-01-11 Tom de Vries <tom@codesourcery.com>
27298 PR tree-optimization/69058
27299 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
27302 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
27304 * config/arc/arc.opt (mdiv-rem): Add period to the end.
27305 (mcode-density): Likewise.
27307 2016-01-10 Tom de Vries <tom@codesourcery.com>
27309 PR tree-optimization/69062
27310 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
27311 (parallelize_loops): Don't paralelize loop that has phi with address
27314 2016-01-10 Tom de Vries <tom@codesourcery.com>
27316 PR tree-optimization/69039
27317 * tree-parloops.c (try_create_reduction_list): Only allow single exit
27320 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
27322 PR middle-end/68743
27323 * match.pd: Require target has function_c99_misc before doing
27324 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
27326 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
27328 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
27330 * configure: Regenerate.
27332 2016-01-09 Jakub Jelinek <jakub@redhat.com>
27334 PR middle-end/50865
27335 PR tree-optimization/69097
27336 * fold-const.h (expr_not_equal_to): New prototype.
27337 * fold-const.c: Include stringpool.h and tree-ssanames.h.
27338 (expr_not_equal_to): New function.
27339 * match.pd (X % -Y is the same as X % Y): Don't optimize
27340 unless X is known not to be equal to minimum or Y is known
27341 not to be equal to -1.
27342 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
27343 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
27344 (simplify_stmt_using_ranges): Adjust caller.
27345 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
27346 substitute_and_fold.
27348 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
27350 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
27353 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27355 PR tree-optimization/69167
27356 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
27357 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
27359 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
27361 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27362 Richard Biener <rguenther@suse.de>
27364 PR tree-optimization/68707
27365 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
27366 instances that can be handled via vect_load_lanes.
27368 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
27370 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
27371 if we can't determine address equivalence.
27372 * alias.c (compare_base_decl): Update for changed return value of
27373 symtab_node::equal_address_to.
27375 2016-01-08 Jason Merrill <jason@redhat.com>
27379 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
27380 * expr.c (store_field): Not here.
27381 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
27382 call with TREE_ADDRESSABLE type.
27383 * tree-cfg.c (verify_gimple_call): Adjust.
27385 2016-01-08 Olivier Hainque <hainque@adacore.com>
27387 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
27390 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27392 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
27393 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
27394 (reduc_smin_v2sf): Rename to...
27395 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
27396 (reduc_splus_v2sf): Rename to...
27397 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
27399 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27401 PR tree-optimization/69162
27402 * gimplify.c (gimplify_va_arg_expr): Encode original type of
27403 valist argument in another argument.
27404 (gimplify_modify_expr): Adjust for the above change. Cleanup.
27405 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
27406 to determine the va_list type, build a MEM_REF instead of
27407 build_fold_indirect_ref.
27409 PR tree-optimization/69172
27410 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
27413 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
27415 PR tree-optimization/67781
27416 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
27417 and cmpnop in two steps: first the ones not accessed in original
27418 gimple expression in a endian independent way and then the ones not
27419 accessed in the final result in an endian-specific way.
27421 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27423 PR tree-optimization/69083
27424 * tree-vect-slp.c (vect_get_constant_vectors): For
27425 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
27426 element type. If op is fold_convertible_p to vector_type's element
27427 type, use NOP_EXPR instead of VCE.
27429 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
27431 PR rtl-optimization/67778
27432 PR rtl-optimization/68634
27433 PR rtl-optimization/68909
27434 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
27435 block from the stack until done with it. Remove a superfluous
27436 bitmap set. Remove a superfluous bitmap test.
27438 2016-01-07 Martin Sebor <msebor@redhat.com>
27441 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
27442 constraint on the type of arguments.
27444 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
27446 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
27447 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
27448 unaligned_access on the gcc_options set.
27449 * config/arm/arm.c (arm_option_override_internal): Use
27450 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
27452 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27455 * config/i386/i386.c (ix86_frame_pointer_required): Enable
27456 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
27458 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27461 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27464 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27465 depending on frame_pointer_needed before remaining integer and SSE
27466 registers are saved.
27468 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
27471 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
27473 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
27476 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
27477 Use the "xBm" constraint.
27478 (float<sseintvecmodelower><mode>2<mask_name><round_name):
27480 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
27481 (sse_cvtsi2ssq<round_name>): Likewise.
27482 (sse_cvtss2si<round_name>): Likewise.
27483 (sse_cvtss2siq<round_name>): Likewise.
27484 (sse2_cvtsi2sdq<round_name>): Likewise.
27485 (sse2_cvtsd2si<round_name>): Likewise.
27486 (sse2_cvtsd2siq<round_name>): Likewise.
27487 * config/i386/subst.md (round_nimm_scalar_predicate): New
27490 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
27492 PR middle-end/67639
27493 * varasm.c (make_decl_rtl): Mark invalid register vars as
27496 PR rtl-optimization/66206
27497 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
27498 All callers changed.
27500 2016-01-07 Jakub Jelinek <jakub@redhat.com>
27502 PR tree-optimization/69141
27503 * tree-ssa-pre.c: Include langhooks.h.
27504 (eliminate_dom_walker::before_dom_children): Use
27505 lang_hooks.decl_printable_name instead of
27506 cgraph_node::get ()->name ().
27508 PR middle-end/68960
27509 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
27510 it and DECL_ALIGN too.
27512 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
27514 * config/mips/mips-ftypes.def: Sort to lexicographical order.
27516 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27519 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27520 depending on frame_pointer_needed before remaining integer and SSE
27521 registers are saved.
27523 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27525 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
27526 mode iterator with VSX_M2.
27527 (*p9_vecstore_<mode>): Likewise.
27528 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
27529 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
27530 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
27531 (define_split for VSX_LE128 stores): Likewise.
27532 (define_peephole2 for TImode LE swaps): Likewise.
27533 (define_split for VSX_LE128 post-reload stores): Likewise.
27535 2016-01-06 Marek Polacek <polacek@redhat.com>
27538 * convert.c (convert_to_integer_1): Adjust call to
27539 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27540 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27541 EXPR instead of ARG.
27542 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27544 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27547 * doc/extend.texi (RL78 Variable Attributes): New section.
27549 2016-01-05 Marek Polacek <polacek@redhat.com>
27552 * builtins.c (get_memmodel): Use expansion point location rather than
27553 the input location. Call warning_at rather than warning.
27554 (expand_builtin_atomic_compare_exchange): Likewise.
27555 (expand_builtin_atomic_load): Likewise.
27556 (expand_builtin_atomic_store): Likewise.
27557 (expand_builtin_atomic_clear): Likewise.
27559 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27562 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27563 Replace nonimmediate_operand with vector_operand.
27564 * config/i386/predicates.md (vector_operand): New predicate.
27565 (general_vector_operand): Replace nonimmediate_operand with
27567 * config/i386/sse.md: Replace nonimmediate_operand with
27568 vector_operand and m constraint with Bm constraint on SSE
27569 patterns with 16-byte memory operand.
27570 * config/i386/subst.md (round_nimm_predicate): Replace
27571 nonimmediate_operand with vector_operand.
27572 (round_saeonly_nimm_predicate): Likewise.
27573 (round_saeonly_nimm_scalar_predicate): New.
27575 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27578 * config/i386/constraints.md (Bm): New constraint.
27579 * config/i386/predicates.md (vector_memory_operand): New
27581 * config/i386/sse.md: Replace xm with xBm in plusminus and
27582 any_logic patterns.
27584 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27587 * doc/extend.texi (V850 Function Attributes): New section.
27588 (V850 Variable Attributes): New section.
27590 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27593 * doc/extend.texi (MicroBlaze Function Attributes): Document
27594 interrupt_handler and fast_interrupt attributes.
27596 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27599 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27600 for local symbolic operands.
27601 * config/ia64/predicates.md (local_symbolic_operand64): New
27604 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27606 PR rtl-optimization/68651
27607 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27610 2016-01-05 Nathan Sidwell <nathan@acm.org>
27612 * alias.c (compare_base_decls): Use symtab_node::get.
27614 2016-01-05 Nick Clifton <nickc@redhat.com>
27617 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27618 secondary_reload_info structure.
27621 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27622 decls if weak support is available.
27624 2016-01-04 Martin Sebor <msebor@redhat.com>
27626 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27628 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27630 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27631 OPTION_MASK_P9_DFORM.
27633 * config/rs6000/constraints.md (wo constraint): New constraint for
27636 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27638 (rs6000_init_hard_regno_mode_ok): Likewise.
27640 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27643 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27644 expanders not to have constraints. Add support for ISA 3.0 xxperm
27645 instruction. Add support for fusing xxlor with xxperm.
27646 (altivec_vperm_<mode>_internal): Likewise.
27647 (altivec_vperm_v8hiv16qi): Likewise.
27648 (altivec_vperm_<mode>v16q): Likewise.
27649 (altivec_vperm_<mode>_uns): Likewise.
27650 (vperm_v8hiv4si): Likewise.
27651 (vperm_v16qiv8hi): Likewise.
27653 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27655 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27657 Update copyright years.
27659 * gcc.c (process_command): Update copyright notice dates.
27660 * gcov-dump.c (print_version): Ditto.
27661 * gcov.c (print_version): Ditto.
27662 * gcov-tool.c (print_version): Ditto.
27663 * gengtype.c (create_file): Ditto.
27664 * doc/cpp.texi: Bump @copying's copyright year.
27665 * doc/cppinternals.texi: Ditto.
27666 * doc/gcc.texi: Ditto.
27667 * doc/gccint.texi: Ditto.
27668 * doc/gcov.texi: Ditto.
27669 * doc/install.texi: Ditto.
27670 * doc/invoke.texi: Ditto.
27672 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27674 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27675 modes larger than TImode as TImode if NEON is not enabled.
27677 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27680 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27681 mode for %f0-%f31 only if TARGET_FPU.
27683 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27686 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27687 to compute the PACKED_P predicate.
27688 (function_arg_record_value): Minor tweaks.
27690 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27692 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27693 option for arm*-*-* targets.
27695 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27697 * doc/extend.texi (Common Function Attributes): Move docs for
27698 MSP430-specific attributes to....
27699 (MSP430 Function Attributes): ...here. Delete the redundant
27700 entries and copy-edit the remaining text.
27701 (MSP430 Variable Attributes): Use uniform format for index
27702 entries and add a cross-reference to the corresponding function
27705 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27707 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27709 (x86 Options): Likewise.
27711 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27715 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
27716 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
27717 to corresponding attribute.
27719 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27721 * doc/extend.texi (Common Function Attributes) <noplt>: Move
27722 to correct alphabetization of table. Copy-edit and correct
27724 <stack_protect>: Likewise.
27725 <target_clones>: Likewise.
27727 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
27728 Correct punctuation.
27729 (Code Gen Options) <-fno-plt>: Copy-edit.
27731 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27734 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
27735 SI values. Explicitly convert SI to DI and vice-versa.
27737 2016-01-01 Jakub Jelinek <jakub@redhat.com>
27739 PR tree-optimization/69070
27740 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
27741 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
27744 * ubsan.c (ubsan_instrument_float_cast): Call
27745 initialize_sanitizer_builtins.
27748 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
27750 Copyright (C) 2016 Free Software Foundation, Inc.
27752 Copying and distribution of this file, with or without modification,
27753 are permitted in any medium without royalty provided the copyright
27754 notice and this notice are preserved.