1 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
3 New avt target pass to work around performance loss by PR fix.
7 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
9 * config/avr/predicates.md (extend_operator): New.
10 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
11 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
12 (make_avr_pass_casesi): New prototypes.
13 * config/avr/avr.c (print-rtl.h): Include it.
14 (pass_data avr_pass_data_casesi): Data for new pass.
15 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
16 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
17 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
18 (avr_optimize_casesi): New functions.
20 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
21 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
25 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
27 2016-10-24 Jakub Jelinek <jakub@redhat.com>
29 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
30 DW_AT_rvalue_reference attributes.
32 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
34 * doc/invoke.text (Wint-in-bool-context): Update documentation.
35 * value-prof.c (stringop_block_profile): Fix a warning.
37 2016-10-24 Martin Sebor <msebor@redhat.com>
40 * builtins.c (string_length): New function.
41 (c_strlen): Use string_length. Correctly handle wide strings.
42 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
44 (target_int_max): Call target_max_value.
45 (format_result::knownrange): New data member.
46 (fmtresult::fmtresult): Define default constructor.
47 (format_integer): Use it and set format_result::knownrange.
48 Handle global constants.
49 (format_floating_max): Add third argument.
50 (format_floating): Recompute maximum value for %a for each argument.
51 (get_string_length): Use fmtresult default ctor.
52 (format_string): Set format_result::knownrange.
53 (format_directive): Check format_result::knownrange.
54 (add_bytes): Same. Correct caret placement in diagnostics.
55 (pass_sprintf_length::compute_format_length): Set
56 format_result::knownrange.
57 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
59 2016-10-24 Jakub Jelinek <jakub@redhat.com>
61 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
62 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
64 2016-10-24 Ximin Luo <infinity0@pwned.gg>
67 * dwarf2out.c (file_table_relative_p): Remove.
68 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
69 also for absolute paths.
70 * doc/tm.texi: Update.
71 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
72 * target.def (force_at_comp_dir): Remove hook.
73 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
75 2016-10-24 Richard Biener <rguenther@suse.de>
77 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
78 backedges when identifying the single predecessor to take
79 conditional info from. Use SCEV to get at ranges for loop IVs.
80 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
83 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
86 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
87 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
88 (avr_address_tiny_absdata_p): New static function.
89 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
90 it to determine validity of constant addresses.
91 (avr_attribute_table) [absdata]: New variable attribute...
92 (avr_handle_absdata_attribute): ...and handler.
93 (avr_decl_absdata_p): New static function.
94 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
95 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
96 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
98 2016-10-24 Richard Biener <rguenther@suse.de>
100 PR tree-optimization/78076
101 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
102 also on the loop tree root.
104 2016-10-24 Jakub Jelinek <jakub@redhat.com>
106 * config/i386/i386.c (ix86_fold_builtin): Handle
107 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
108 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
109 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
110 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
112 2016-10-24 Martin Liska <mliska@suse.cz>
115 * opts.c (finish_options): Skip conditionally.
117 2016-10-23 Martin Sebor <msebor@redhat.com>
120 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
121 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
123 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
125 * config/sparc/sparc.md (cpu_feature): Minor tweak.
127 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
128 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
129 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
130 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
131 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
132 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
134 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
136 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
137 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
139 2016-10-21 Andrew Pinski <apinski@cavium.com>
141 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
143 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
144 implementer_id to unsigned char.
145 Change part_no to unsigned int.
146 (AARCH64_BIG_LITTLE): New define.
147 (INVALID_IMP): New define.
148 (INVALID_CORE): New define.
149 (cpu_data): Change the last element's implementer_id and part_no to
151 (valid_bL_string_p): Rewrite to ..
152 (valid_bL_core_p): this for integers instead of strings.
153 (parse_field): New function.
154 (contains_string_p): Rewrite to ...
155 (contains_core_p): this for integers and only for the part_no.
156 (host_detect_local_cpu): Rewrite handling of implementation and
157 par num to be integers; simplifying the code.
159 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
161 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
162 value range for pointers in more cases.
164 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
166 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
167 Add extra argument to allow emitting the move immediate.
168 Use add/sub with positive immediate.
169 (aarch64_add_constant): Add inline function.
170 (aarch64_add_sp): Likewise.
171 (aarch64_sub_sp): Likewise.
172 (aarch64_expand_prologue): Call aarch64_sub_sp.
173 (aarch64_expand_epilogue): Call aarch64_add_sp.
174 Decide when to leave out move.
175 (aarch64_output_mi_thunk): Call aarch64_add_constant.
177 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
179 * config/aarch64/aarch64.c (aarch64_layout_frame):
180 Align FP callee-saves.
182 2016-10-21 Jakub Jelinek <jakub@redhat.com>
184 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
185 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
187 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
188 _rdseed64_step): Likewise.
189 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
192 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
194 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
195 with INTEGER_CST argument.
196 (ix86_gimple_fold_builtin): New function.
197 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
199 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
200 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
201 (ranges_table_allocated, ranges_table_in_use,
202 ranges_by_label_allocated, ranges_by_label_in_use,
203 RANGES_TABLE_INCREMENT): Removed.
204 (add_ranges_num): Use vec_safe_push into ranges_table.
205 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
206 (output_ranges): Adjust for ranges_table and ranges_by_label
207 conversion from arrays to vec.
208 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
209 conversion from arrays to vec.
210 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
211 ranges_table_in_use, ranges_by_label_allocated and
212 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
214 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
215 if needed. Re-add origin_die variable and its initialization.
217 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
218 even for -fstack-reuse=none, or for volatile vars etc.
220 2016-10-21 David Malcolm <dmalcolm@redhat.com>
222 * print-rtl-function.c (flag_compact): Move extern decl to...
223 * print-rtl.h (flag_compact): ...here.
224 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
225 (ASSERT_RTL_DUMP_EQ): New macro.
226 (selftest::test_dumping_regs): New function.
227 (selftest::test_dumping_insns): New function.
228 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
230 (selftest::rtl_tests_c_tests): Call the new test functions.
232 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
234 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
235 (outgoing_edges_match): Likewise.
236 (try_crossjump_to_edge): Likewise.
237 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
238 (rtl_tidy_fallthru_edge): Likewise.
239 * rtl.h (tablejump_p): Adjust prototype.
240 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
242 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
244 * rtl.h (label_ref_label): New function.
245 (set_label_ref_label): New function.
246 (LABEL_REF_LABEL): Delete.
247 * alias.c (rtx_equal_for_memref_p): Adjust.
248 * cfgbuild.c (make_edges): Likewise.
249 (purge_dead_tablejump_edges): Likewise.
250 * cfgexpand.c (convert_debug_memory_address): Likewise.
251 * cfgrtl.c (patch_jump_insn): Likewise.
252 * combine.c (distribute_notes): Likewise.
253 * cse.c (hash_rtx_cb): Likewise.
254 (exp_equiv_p): Likewise.
255 (fold_rtx): Likewise.
256 (check_for_label_ref): Likewise.
257 * cselib.c (rtx_equal_for_cselib_1): Likewise.
258 (cselib_hash_rtx): Likewise.
259 * emit-rtl.c (mark_label_nuses): Likewise.
260 * explow.c (convert_memory_address_addr_space_1): Likewise.
261 * final.c (output_asm_label): Likewise.
262 (output_addr_const): Likewise.
263 * gcse.c (add_label_notes): Likewise.
264 * genconfig.c (walk_insn_part): Likewise.
265 * genrecog.c (validate_pattern): Likewise.
266 * ifcvt.c (cond_exec_get_condition): Likewise.
267 (noce_emit_store_flag): Likewise.
268 (noce_get_alt_condition): Likewise.
269 (noce_get_condition): Likewise.
270 * jump.c (maybe_propagate_label_ref): Likewise.
271 (mark_jump_label_1): Likewise.
272 (redirect_exp_1): Likewise.
273 (rtx_renumbered_equal_p): Likewise.
274 * lra-constraints.c (operands_match_p): Likewise.
275 * print-rtl.c (print_value): Likewise.
276 * reload.c (find_reloads): Likewise.
277 * reload1.c (set_label_offsets): Likewise.
278 * reorg.c (get_branch_condition): Likewise.
279 * rtl-tests.c (test_uncond_jump): Likewise.
280 * rtl.c (rtx_equal_p_cb): Likewise.
281 (rtx_equal_p): Likewise.
282 * rtlanal.c (reg_mentioned_p): Likewise.
283 (rtx_referenced_p): Likewise.
284 (get_condition): Likewise.
285 * varasm.c (const_hash_1): Likewise.
286 (compare_constant): Likewise.
287 (const_rtx_hash_1): Likewise.
288 (output_constant_pool_1): Likewise.
290 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
293 * reload.c (find_valid_class_1): Allow regclass if atleast one
294 regno in regclass is ok. Compute and use rclass size based on
295 actually available regnos for mode in rclass.
297 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
299 * config/sparc/sparc-modes.def (CCV): New.
301 * config/sparc/predicates.md (v_comparison_operator): New.
302 (icc_comparison_operator): Add support for CCV/CCXV.
303 (xcc_comparison_operator): Likewise.
304 * config/sparc/sparc.c (output_cbranch): Likewise.
305 (sparc_print_operand): Likewise.
306 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
307 (uaddvdi4): New expander.
309 (uaddvdi4_sp32): New instruction.
310 (addvdi4_sp32): Likewise.
311 (uaddvsi4): New expander.
313 (cmp_ccc_plus_sltu_set): New instruction.
314 (cmp_ccv_plus): Likewise.
315 (cmp_ccxv_plus): Likewise.
316 (cmp_ccv_plus_set): Likewise.
317 (cmp_ccxv_plus_set): Likewise.
318 (cmp_ccv_plus_sltu_set): Likewise.
319 (uaddvdi4): New expander.
321 (usubdi4_sp32): New instruction.
322 (subvdi4_sp32): Likewise.
323 (usubvsi4): New expander.
325 (cmpsi_minus_sltu_set): New instruction.
326 (cmp_ccv_minus): Likewise.
327 (cmp_ccxv_minus): Likewise.
328 (cmp_ccv_minus_set): Likewise.
329 (cmp_ccxv_minus_set): Likewise.
330 (cmp_ccv_minus_sltu_set): Likewise.
331 (unegvdi3): New expander.
333 (unegdi3_sp32): New instruction.
334 (negvdi3_sp32): Likewise.
335 (unegvsi3): New expander.
337 (cmp_ccc_neg_sltu_set): New instruction.
338 (cmp_ccv_neg): Likewise.
339 (cmp_ccxv_neg): Likewise.
340 (cmp_ccv_neg_set): Likewise.
341 (cmp_ccxv_neg_set): Likewise.
342 (cmp_ccv_neg_sltu_set): Likewise.
344 * tree-ssa-loop-split.c: Remove trailing spaces.
345 * match.pd: Likewise.
347 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
349 PR rtl-optimization/78038
350 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
351 be deduced to set REG through the RTL structure.
352 (make_defs_and_copies_lists): Return false on a failing get_defs call.
354 2016-10-21 Richard Biener <rguenther@suse.de>
356 PR tree-optimization/78051
357 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
358 and mark replaced if folding did something.
360 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
362 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
363 and "protected" in visibility types.
364 (rs6000_xcoff_declare_function_name): Fix formatting.
365 (rs6000_xcoff_declare_object_name): Fix formatting.
367 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
370 and IX86_BUILTIN_HUGE_VALQ here ...
371 (ix86_expand_builtin): ... not here.
373 2016-10-20 Jakub Jelinek <jakub@redhat.com>
375 * doc/gty.texi (for_user): Use @item next to @findex.
377 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
380 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
381 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
382 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
383 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
384 __builtin_ia32_lzcnt_u16.
385 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
386 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
387 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
388 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
389 (bmi_tzcnt_<mode>): New expander.
390 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
391 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
392 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
393 (lzcnt_<mode>): New expander.
394 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
395 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
396 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
397 (UINT64_FTYPE_UINT64): New.
398 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
399 (__builtin_ia32_lzcnt_u16): New description.
400 (__builtin_ia32_lzcnt_u32): Ditto.
401 (__builtin_ia32_lzcnt_u64): Ditto.
402 (__builtin_ctzs): Remove description.
403 (__builtin_ia32_tzcnt_u16): New description.
404 (__builtin_ia32_tzcnt_u32): Ditto.
405 (__builtin_ia32_tzcnt_u64): Ditto.
406 * config/i386/i386.c (ix86_expand_args_builtin): Handle
407 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
409 2016-10-20 Martin Liska <mliska@suse.cz>
412 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
413 comparison with STMT_UID_NOT_IN_RANGE.
414 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
417 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
419 * compare-elim.c (conforming_compare): Accept UNSPECs.
420 (find_comparison_dom_walker::before_dom_children): Deal with
421 instructions both using and killing the flags register.
422 (equivalent_reg_at_start): New function extracted from...
423 (try_eliminate_compare): ...here. Use it and add support for
424 registers and UNSPECs as second operand of the compare.
425 * config/visium/visium-modes.def (CCV): New.
426 * config/visium/predicates.md (visium_v_comparison_operator): New.
427 (visium_branch_operator): Deal with CCV mode.
428 * config/visium/visium.c (visium_select_cc_mode): Likewise.
429 (output_cbranch): Likewise.
430 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
431 (uaddv<mode>4): New expander.
432 (addv<mode>4): Likewise.
433 (add<mode>3_insn_set_carry): New instruction.
434 (add<mode>3_insn_set_overflow): Likewise.
435 (addsi3_insn_set_overflow): Likewise.
436 (usubv<mode>4): New expander.
437 (subv<mode>4): Likewise.
438 (sub<mode>3_insn_set_carry): New instruction.
439 (sub<mode>3_insn_set_overflow): Likewise.
440 (subsi3_insn_set_overflow): Likewise.
441 (unegv<mode>3): New expander.
442 (negv<mode>3): Likewise.
443 (neg<mode>2_insn_set_overflow): New instruction.
444 (addv_tst<mode>): Likewise.
445 (subv_tst<mode>): Likewise.
446 (negv_tst<mode>): Likewise.
447 (cbranch<mode>4_addv_insn): New splitter and instruction.
448 (cbranch<mode>4_subv_insn): Likewise.
449 (cbranch<mode>4_negv_insn): Likewise.
451 2016-10-20 Richard Biener <rguenther@suse.de>
453 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
454 Handle decls possibly not bound.
455 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
456 nothing_id for decls that might not be bound if we are interested
458 (get_constraint_for_component_ref): Deal with that.
460 2016-10-20 Michael Matz <matz@suse.de>
463 * common.opt (-fsplit-loops): New flag.
464 * passes.def (pass_loop_split): Add.
465 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
466 (enable_fdo_optimizations): Add loop splitting.
467 * timevar.def (TV_LOOP_SPLIT): Add.
468 * tree-pass.h (make_pass_loop_split): Declare.
469 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
470 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
471 * tree-ssa-loop-split.c: New file.
472 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
473 * doc/invoke.texi (fsplit-loops): Document.
474 * doc/passes.texi (Loop optimization): Add paragraph about loop
477 2016-10-20 Richard Biener <rguenther@suse.de>
479 * cgraphunit.c (analyze_functions): Set node->definition to
480 false to signal symbol removal to debug_hooks->late_global_decl.
481 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
482 WPA signal symbol removal to the debuginfo machinery.
483 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
484 using early_finised to guard the we're called for symbol
485 removal case look at the symtabs definition flag.
486 (gen_variable_die): Remove redundant check.
488 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
490 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
492 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
494 PR tree-optimization/53979
495 * match.pd ((a ^ b) | a -> a | b): New pattern.
497 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
499 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
500 config/pa/pa64-hpux-lib.h.
501 (PA_CRTBEGIN_HACK): Likewise.
502 (DTOR_LIST_BEGIN): Likewise.
504 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
506 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
507 register only if "in" and "out" are different registers.
509 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
511 * omp-low.c (pass_oacc_device_lower::gate): New method.
512 (execute): Always call execute_oacc_device_lower.
514 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
516 PR tree-optimization/77916
517 PR tree-optimization/77937
518 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
520 (insert_initializers): Requirement of initializer for -1 should be
521 based on pointer-typedness of the candidate basis.
523 2016-10-19 Bin Cheng <bin.cheng@arm.com>
525 PR tree-optimization/78005
526 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
527 upper (included) bound for niters of prolog loop.
528 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
529 Compute niters of scalar loop above which vectorized loop is
530 preferred, as well as the upper (included) bound for the niters.
531 (vect_do_peeling): Record niter bound for loops accordingly.
533 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
536 * tree-core.h (enum tree_index): Put the complex types after their
538 * tree-streamer.c (verify_common_node_recorded): New function.
539 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
541 2016-10-19 Martin Liska <mliska@suse.cz>
543 * cgraph.h (cgraph_edge::binds_to_current_def_p):
544 Replace NULL with false as a return value.
546 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
548 PR tree-optimization/78024
549 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
550 don't clear BB_VISITED after processing.
552 2016-10-19 Richard Biener <rguenther@suse.de>
554 * domwalk.c (dom_walker::walk): Use RPO order.
556 2016-10-19 Richard Biener <rguenther@suse.de>
558 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
560 (evrp_dom_walker::~evrp_dom_walker): Free it.
561 (evrp_dom_walker::stmts_to_remove): Add.
562 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
563 whose output we fully propagate for removal. Propagate
564 into BB destination PHI arguments.
565 (execute_early_vrp): Remove queued stmts. Dump value ranges
568 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
570 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
571 * passes.def: Add two instances of pass_walloca.
572 * tree-pass.h (make_pass_walloca): New.
573 * gimple-ssa-warn-alloca.c: New file.
574 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
575 -Wvla-larger-than= options.
577 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
579 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
580 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
582 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
584 * config/rs6000/altivec.h (vec_xl_len): New macro.
585 (vec_xst_len): New macro.
586 (vec_cmpnez): New macro.
587 (vec_cntlz_lsbb): New macro.
588 (vec_cnttz_lsbb): New macro.
589 (vec_xlx): New macro.
590 (vec_xrx): New macro.
591 (vec_all_nez): New C++ predicate template.
592 (vec_any_eqz): New C++ predicate template.
593 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
594 conditional compilation.
595 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
596 conditional compilation.
597 (vec_all_nez): New macro.
598 (vec_any_eqz): New macro.
599 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
601 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
603 * config/rs6000/vector.md (VI): Moved this mode iterator
604 definition from altivec.md to vector.md.
605 (UNSPEC_NEZ_P): New value.
606 (vector_ne_<mode>_p): New expansion for implementation of
607 vec_all_ne and vec_any_eq built-in functions.
608 (vector_nez_<mode>_p): New expansion for implementation of
609 vec_all_nez and vec_any_eqz built-in functions.
610 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
611 and vec_any_eq built-in function.
612 (cr6_test_for_zero): New commentary to explain this expansion.
613 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
614 (cr6_test_for_lt): New commentary to explain this expansion.
615 (cr6_test_for_lt_reverse): New commentary to explain this
617 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
618 overloaded function prototypes for vec_all_ne, vec_all_nez,
619 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
620 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
622 (altivec_resolve_overloaded_builtin): Modify the handling of
623 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
624 the compiler is configured to support TARGET_P9_VECTOR.
625 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
626 to explain the special processing that is given to predicate
627 built-ins introduced using this macro.
628 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
629 the special processing given to predicate built-ins introduced
631 (BU_VSX_P): Likewise.
632 (BU_P8V_AV_P): Likewise.
633 (BU_P9V_AV_P): Likewise.
634 (BU_P9V_AV_X): New macro.
635 (BU_P9V_64BIT_AV_X): New macro.
636 (BU_P9V_VSX_3): New macro.
637 (BU_P9V_OVERLOAD_P): New macro.
638 (LXVL): New BU_P9V_64BIT_VSX_2.
639 (VEXTUBLX): New BU_P9V_AV_2.
640 (VEXTUBRX): Likewise.
641 (VEXTUHLX): Likewise.
642 (VEXTUHRX): Likewise.
643 (VEXTUWLX): Likewise.
644 (VEXTUWRX): Likewise.
645 (STXVL): New BU_P9V_64BIT_AV_X.
646 (VCLZLSBB): New BU_P9V_AV_1.
647 (VCTZLSBB): Likewise.
648 (CMPNEB): New BU_P9V_AV_2.
653 (VCMPNEB_P): New BU_P9V_AV_P.
654 (VCMPNEH_P): Likewise.
655 (VCMPNEW_P): Likewise.
656 (VCMPNED_P): Likewise.
657 (VCMPNEFP_P): Likewise.
658 (VCMPNEDP_P): Likewise.
659 (CMPNEZB): New BU_P9V_AV_2.
662 (VCMPNEZB_P): New BU_P9V_AV_P.
663 (VCMPNEZH_P): Likewise.
664 (VCMPNEZW_P): Likewise.
665 (LXVL): New BU_P9V_OVERLOAD_2.
666 (STXVL): New BU_P9V_OVERLOAD_3.
667 (VEXTULX): New BU_P9V_OVERLOAD_2.
670 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
671 (VCMPNE_P): Likewise.
672 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
673 (VCTZLSBB): Likewise.
674 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
675 comment to explain mode used for scratch register.
676 (altivec_expand_stxvl_builtin): New function.
677 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
678 (altivec_init_builtins): Add initialized variable
679 void_ftype_v16qi_pvoid_long and use this type to define the
680 built-in function __builtin_altivec_stxvl.
681 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
682 (UNSPEC_STXVL): New value.
683 (UNSPEC_VCLZLSBB): New value.
684 (UNSPEC_VCTZLSBB): New value.
685 (UNSPEC_VEXTUBLX): New value.
686 (UNSPEC_VEXTUHLX): New value.
687 (UNSPEC_VEXTUWLX): New value.
688 (UNSPEC_VEXTUBRX): New value.
689 (UNSPEC_VEXTUHRX): New value.
690 (UNSPEC_VEXTUWRX): New value.
691 (UNSPEC_VCMPNEB): New value.
692 (UNSPEC_VCMPNEZB): New value.
693 (UNSPEC_VCMPNEH): New value.
694 (UNSPEC_VCMPNEZH): New value.
695 (UNSPEC_VCMPNEW): New value.
696 (UNSPEC_VCMPNEZW): New value.
697 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
698 vector of integer modes.
699 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
700 vector of float or double modes.
701 (*vector_nez_<mode>_p): New insn for vector test all not equal or
703 (lxvl): New expand for load VSX vector with length.
704 (*lxvl): New insn for load VSX vector with length.
705 (stxvl): New expand for store VSX vector with length.
706 (*stxvl): New insn for store VSX vector with length.
707 (vcmpneb): New insn for vector of byte compare not equal.
708 (vcmpnezb): New insn for vector of byte compare not equal or zero.
709 (vcmpneh): New insn for vector of half word compare not equal.
710 (vcmpnezh): New insn for vector of half word compare not equal or
712 (vcmpnew): New insn for vector of word compare not equal.
713 (vcmpne<VSs>): New insn for vector of float or double compare not
715 (vcmpnezw): New insn for vector of word compare not equal or zero.
716 (vclzlsbb): New insn for vector count leading zero
717 least-significant bits byte.
718 (vctzlsbb): New insn for vector count trailing zero least
719 signficant bits byte.
720 (vextublx): New insn for vector extract unsigned byte left
722 (vextubrx): New insn for vector extract unsigned byte right
724 (vextuhlx): New insn for vector extract unsigned half word left
726 (vextuhrx): New insn for vector extract unsigned half word right
728 (vextuwlx): New insn for vector extract unsigned word left
730 (vextuwrx): New insn for vector extract unsigned word right
732 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
733 clarify intent of this constant.
734 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
735 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
736 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
737 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
738 and vec_xrx functions.
740 2016-10-18 Andrew Pinski <apinski@cavium.com>
743 * predict.c (is_exit_with_zero_arg): New function.
744 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
747 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/i386.c (legitimize_tls_address)
751 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
752 convert dest to Pmode if different than Pmode.
754 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
756 PR tree-optimization/77916
757 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
758 stopgap fix, as pointers with -1 increment are still broken.
760 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
762 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
763 mapping class decoration from here...
764 (rs6000_xcoff_encode_section): ...to here.
766 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
767 if shrink-wrapping and optimizing for speed.
769 2016-10-18 Richard Biener <rguenther@suse.de>
771 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
772 not visited but non-executable predecessors. Return taken edge.
773 Simplify conditions and refactor propagation vs. folding step.
775 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
777 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
778 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
779 (rs6000_get_separate_components): Assert we do not have those
782 2016-10-18 Richard Biener <rguenther@suse.de>
784 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
785 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
787 (substitute_and_fold_dom_walker): Adjust constructor.
788 (substitute_and_fold_dom_walker::before_dom_children): Remove
789 do_dce flag and handling (always true).
790 (substitute_and_fold): Likewise.
791 * tree-vrp.c (vrp_finalize): Adjust.
792 (execute_early_vrp): Remove final BB_VISITED clearing.
793 * tree-ssa-ccp.c (ccp_finalize): Adjust.
794 * tree-ssa-copy.c (fini_copy_prop): Likewise.
795 * ira.c (ira): Call clear_bb_flags.
797 2016-10-18 Richard Biener <rguenther@suse.de>
799 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
800 get at the operand to look at with TREE_OPERAND for generic
803 2016-10-18 David Malcolm <dmalcolm@redhat.com>
805 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
807 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
808 (write_test_expr): Use rtx_reader_ptr for calls to
810 (write_attr_value): Likewise.
811 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
812 call to print_md_ptr_loc.
813 (write_one_condition): Likewise for calls to print_c_condition.
814 * genconstants.c: Include "statistics.h" and "vec.h".
815 (main): Update for conversion to member functions.
816 * genemit.c (emit_c_code): Use rtx_reader_ptr for
817 call to print_md_ptr_loc.
818 * genenums.c: Include "statistics.h" and "vec.h".
819 (main): Update for conversion of traverse_enum_types to a method.
820 * genmddeps.c: Include "statistics.h" and "vec.h".
821 * genoutput.c (process_template): Use rtx_reader_ptr for call to
823 * genpreds.c (write_predicate_subfunction): Likewise.
824 (write_predicate_expr): Likewise for calls to print_c_condition.
825 * genrecog.c (print_test): Likewise.
826 * gensupport.c (process_rtx): Likewise for calls to
827 copy_md_ptr_loc and join_c_conditions.
828 (alter_test_for_insn): Likewise for call to join_c_conditions.
829 (process_substs_on_one_elem): Likewise.
830 (gen_mnemonic_setattr): Update for move of string_obstack to a
832 (mnemonic_htab_callback): Likewise. Fix formatting.
833 (gen_mnemonic_attr): Likewise.
834 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
835 to print_c_condition.
836 * read-md.c: Include "statistics.h" and "vec.h".
837 (string_obstack): Convert this global to field "m_string_obstack"
839 (ptr_locs): Likewise, as "m_ptr_locs".
840 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
841 (joined_conditions): Likewise, as "m_joined_conditions".
842 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
843 (md_constants): Likewise, as "m_md_constants".
844 (enum_types): Likewise, as "m_enum_types".
845 (set_md_ptr_loc): Convert to...
846 (rtx_reader::set_md_ptr_loc): ...member function.
847 (get_md_ptr_loc): Convert to...
848 (rtx_reader::get_md_ptr_loc): ...member function.
849 (copy_md_ptr_loc): Convert to...
850 (rtx_reader::copy_md_ptr_loc): ...member function.
851 (fprint_md_ptr_loc): Convert to...
852 (rtx_reader::fprint_md_ptr_loc): ...member function.
853 (print_md_ptr_loc): Convert to...
854 (rtx_reader::print_md_ptr_loc): ...member function.
855 (join_c_conditions): Convert to...
856 (rtx_reader::join_c_conditions): ...member function.
857 (fprint_c_condition): Convert to...
858 (rtx_reader::fprint_c_condition): ...member function.
859 (print_c_condition): Convert to...
860 (rtx_reader::print_c_condition): ...member function.
861 (read_name): Convert to...
862 (rtx_reader::read_name): ...member function.
863 (read_escape): Convert to...
864 (rtx_reader::read_escape): ...member function.
865 (read_quoted_string): Convert to...
866 (rtx_reader::read_quoted_string): ...member function.
867 (read_braced_string): Convert to...
868 (rtx_reader::read_braced_string): ...member function.
869 (read_string): Convert to...
870 (rtx_reader::read_string): ...member function.
871 (read_skip_construct): Convert to...
872 (rtx_reader::read_skip_construct): ...member function.
873 (handle_constants): Convert to...
874 (rtx_reader::handle_constants): ...member function.
875 (traverse_md_constants): Convert to...
876 (rtx_reader::traverse_md_constants): ...member function.
877 (handle_enum): Convert to...
878 (rtx_reader::handle_enum): ...member function.
879 (lookup_enum_type): Convert to...
880 (rtx_reader::lookup_enum_type): ...member function.
881 (traverse_enum_types): Convert to...
882 (rtx_reader::traverse_enum_types): ...member function.
883 (rtx_reader::rtx_reader): Move initializations
884 of various former global data from rtx_reader::read_md_files to
885 here, as fields, along with the call to unlock_std_streams.
886 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
888 (rtx_reader::read_md_files): Move initializations of various
889 global data from here to the ctor.
890 * read-md.h (read_name): Convert to...
891 (rtx_reader::read_name): ...member function.
892 (rtx_reader::read_escape): New method decl.
893 (read_quoted_string): Convert to...
894 (rtx_reader::read_quoted_string): ...member function.
895 (rtx_reader::read_braced_string): New method decl.
896 (read_string): Convert to...
897 (rtx_reader::read_string): ...member function.
898 (rtx_reader::read_skip_construct): New method decl.
899 (rtx_reader::set_md_ptr_loc): New method decl.
900 (rtx_reader::get_md_ptr_loc): New method decl.
901 (copy_md_ptr_loc): Convert to...
902 (rtx_reader::copy_md_ptr_loc): ...member function.
903 (fprint_md_ptr_loc): Convert to...
904 (rtx_reader::fprint_md_ptr_loc): ...member function.
905 (print_md_ptr_loc): Convert to...
906 (rtx_reader::print_md_ptr_loc): ...member function.
907 (rtx_reader::lookup_enum_type): New method decl.
908 (rtx_reader::traverse_enum_types): New method decl.
909 (rtx_reader::handle_constants): New method decl.
910 (traverse_md_constants): Convert to...
911 (rtx_reader::traverse_md_constants): ...member function.
912 (rtx_reader::handle_enum): New method decl.
913 (rtx_reader::join_c_conditions): New method decl.
914 (fprint_c_condition): Convert to...
915 (rtx_reader::fprint_c_condition): ...member function.
916 (print_c_condition): Convert to...
917 (rtx_reader::print_c_condition): ...member function.
918 (rtx_reader::apply_iterator_to_string): New method decl.
919 (rtx_reader::copy_rtx_for_iterators): New method decl.
920 (rtx_reader::read_conditions): New method decl.
921 (rtx_reader::record_potential_iterator_use): New method decl.
922 (rtx_reader::read_mapping): New method decl.
923 (rtx_reader::read_rtx): New method decl.
924 (rtx_reader::read_rtx_code): New method decl.
925 (rtx_reader::read_rtx_operand): New method decl.
926 (rtx_reader::read_nested_rtx): New method decl.
927 (rtx_reader::read_rtx_variadic): New method decl.
928 (rtx_reader::get_string_obstack): New method.
929 (rtx_reader::get_md_constants): New method.
930 (string_obstack): Convert global variable decl to...
931 (rtx_reader::m_string_obstack): ...this new field.
932 (rtx_reader::m_ptr_locs): New field.
933 (rtx_reader::m_ptr_loc_obstack): New field.
934 (rtx_reader::m_joined_conditions): New field.
935 (rtx_reader::m_joined_conditions_obstack): New field.
936 (rtx_reader::m_md_constants): New field.
937 (rtx_reader::m_enum_types): New field.
938 * read-rtl.c (apply_iterator_to_string): Convert to...
939 (rtx_reader::apply_iterator_to_string): ...member function.
940 (copy_rtx_for_iterators): Convert to...
941 (rtx_reader::copy_rtx_for_iterators): ...member function.
942 (add_condition_to_string): Use rtx_reader_ptr for
943 calls join_c_conditions.
944 (apply_iterators): Use rtx_reader_ptr for calls to
945 join_c_conditions and copy_rtx_for_iterators.
946 (read_conditions): Convert to...
947 (rtx_reader::read_conditions): ...member function.
948 (record_potential_iterator_use): Convert to...
949 (rtx_reader::record_potential_iterator_use): ...member function.
950 (read_mapping): Convert to...
951 (rtx_reader::read_mapping): ...member function.
952 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
953 (read_rtx): Convert to...
954 (rtx_reader::read_rtx): ...member function.
955 (read_rtx_code): Convert to...
956 (rtx_reader::read_rtx_code): ...member function.
957 (read_rtx_operand): Convert to...
958 (rtx_reader::read_rtx_operand): ...member function. Update for move
959 of string_obstack to a field.
960 (read_nested_rtx): Convert to..
961 (rtx_reader::read_nested_rtx): ...member function.
962 (read_rtx_variadic): Convert to..
963 (rtx_reader::read_rtx_variadic): ...member function.
965 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
967 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
969 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
971 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
972 for pointer type too.
973 (ipcp_update_vr): set_ptr_nonnull for pointer.
975 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
977 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
978 pt_solution_singleton_p.
979 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
980 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
981 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
982 pointer nonnull computed by VRP.
983 Also Conservatively set pt.null to 1.
984 (pt_solution_reset): Conservatively set pt.null to 1.
985 (pt_solution_singleton_or_null_p): Renamed from
986 pt_solution_singleton_p.
987 * tree-ssanames.h (set_ptr_nonnull): Declare.
988 (get_ptr_nonnull): Likewise.
989 * tree-ssanames.c (set_ptr_nonnull): New.
990 (get_ptr_nonnull): Likewise.
991 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
992 (evrp_dom_walker::before_dom_children): Likewise.
994 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
996 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
997 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
998 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
999 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1000 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
1001 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
1002 (rs6000_option_override_internal): Clear it if ABI_AIX.
1003 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
1004 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
1006 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1008 * gimple-ssa-strength-reduction.c (record_increment): Remove
1011 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1013 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
1014 that the result is non-zero if it is true.
1015 (maybe_expand_shift): New wrapper around expand_shift_1.
1016 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
1018 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1020 PR tree-optimization/77916
1021 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
1022 Don't allow a MINUS_EXPR for pointer arithmetic for either known
1024 (record_increment): Increments of -1 for unknown strides just use
1025 a multiply initializer like other negative values.
1026 (analyze_increments): Remove stopgap solution for -1 increment
1027 applied to pointer arithmetic.
1029 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
1031 * dominance.c (dom_info::dom_info): Add new constructor for region
1032 which is vector of basic blocks.
1033 (dom_init): New method to initialize members common for both
1035 (dom_info::dom_info): Invoke dom_init for partial initialization.
1036 (dom_info::get_idom): Add check to corner cases on basic blocks which
1038 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
1039 to detect unreachable bbs.
1040 (dom_info::calc_idoms): Likewise.
1041 (compute_dom_fast_query_in_region): New function.
1042 (calculate_dominance_info_for_region): Likewise.
1043 (free_dominance_info_for_region): Likewise.
1044 * dominance.h: Add prototypes for introduced region-based functions
1045 tree-if-conv.c: (build_region): New function.
1046 (if_convertible_loop_p_1): Invoke local version of post-dominators
1047 calculation before basic block predication with subsequent freeing
1048 post-dominator info.
1049 (tree_if_conversion): Remove free of post-dominator info
1050 (pass_if_conversion::execute): Delete detection of infinite loops
1051 and fake edges to exit block since post-dominator calculation is
1052 performed per if-converted loop only.
1054 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
1057 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1058 register explicitly.
1059 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
1060 optimizing for size.
1062 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1064 * config/aarch64/aarch64.c: Delete inclusion of
1065 cortex-a57-fma-steering.h.
1066 (aarch64_override_options): Delete call
1067 to aarch64_register_fma_steering.
1068 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
1069 * config/aarch64/cortex-a57-fma-steering.h: Delete.
1070 * config/aarch64/aarch64-passes.def: New file.
1071 * config/aarch64/cortex-a57-fma-steering.c
1072 (aarch64_register_fma_steering): Delete definition.
1073 (make_pass_fma_steering): Remove static qualifier.
1074 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
1075 (cortex-a57-fma-steering.o): Remove dependency on
1076 cortex-a57-fma-steering.h.
1078 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1080 * explow.c (validize_mem): Do not modify the argument in-place.
1082 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
1084 * tree-streamer.c (record_common_node): Explicitly list expected
1087 2016-10-17 Richard Biener <rguenther@suse.de>
1089 PR tree-optimization/77988
1090 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
1092 2016-10-17 Marek Polacek <polacek@redhat.com>
1094 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
1096 2016-10-17 Richard Biener <rguenther@suse.de>
1098 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
1101 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1103 PR tree-optimization/71636
1104 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
1106 2016-10-17 Richard Biener <rguenther@suse.de>
1108 * gimplify.c (gimplify_function_tree): Do not move the outer
1111 2016-10-17 Jakub Jelinek <jakub@redhat.com>
1113 * langhooks.h (struct lang_hooks_for_decls): Remove
1114 function_decl_explicit_p, function_decl_deleted_p and
1115 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
1116 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
1117 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1118 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
1119 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
1120 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
1121 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1122 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
1123 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
1124 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
1125 * langhooks.c (lhd_decl_dwarf_attribute): New function.
1126 * dwarf2out.c (gen_subprogram_die): Use
1127 lang_hooks.decls.decl_dwarf_attribute instead of
1128 lang_hooks.decls.function_decl_*.
1130 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1134 * common.opt (-ftrampolines): New option.
1135 * doc/invoke.texi (Code Gen Options): Document it.
1136 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
1137 * doc/tm.texi: Regenerate.
1138 * builtins.def: Add init_descriptor and adjust_descriptor.
1139 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
1140 on platforms with descriptors.
1141 (expand_builtin_init_descriptor): New function.
1142 (expand_builtin_adjust_descriptor): Likewise.
1143 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
1144 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
1145 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
1146 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
1147 Set STATIC_CHAIN_REG_P on the static chain register, if any.
1148 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
1149 (expand_call): Likewise. Move around call to prepare_call_address
1150 and pass all flags to it.
1151 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
1152 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
1153 (gimple_call_set_by_descriptor): New setter.
1154 (gimple_call_by_descriptor_p): New getter.
1155 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
1156 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
1157 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
1158 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1159 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
1160 * rtl.h (STATIC_CHAIN_REG_P): New macro.
1161 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
1162 * target.def (custom_function_descriptors): New POD hook.
1163 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
1164 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
1165 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
1166 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
1167 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
1168 (build_common_builtin_nodes): Initialize init_descriptor and
1170 * tree-nested.c: Include target.h.
1171 (struct nesting_info): Add 'any_descr_created' field.
1172 (get_descriptor_type): New function.
1173 (lookup_element_for_decl): New function extracted from...
1174 (create_field_for_decl): Likewise.
1175 (lookup_tramp_for_decl): ...here. Adjust.
1176 (lookup_descr_for_decl): New function.
1177 (convert_tramp_reference_op): Deal with descriptors.
1178 (build_init_call_stmt): New function extracted from...
1179 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
1180 * defaults.h (FUNCTION_ALIGNMENT): Define.
1181 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
1182 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1183 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1184 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
1185 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1187 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1189 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1190 constants in CONST_VECTORs.
1192 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1194 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1195 register as destination of bmask.
1196 (vector_init_bshuffle): Likewise.
1197 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1198 (bmaskdi_vis): Enable only in 64-bit mode.
1200 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
1202 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
1203 make LR a separately shrink-wrapped component unless savres_strategy
1204 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
1205 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
1206 wrapping when not both {SAVE,REST}_INLINE_GPRS.
1208 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1210 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
1211 and keep looping on failure.
1213 2016-10-14 David Malcolm <dmalcolm@redhat.com>
1215 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
1217 (print_rtx_function): Update example in comment for...
1218 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
1219 non-virtual pseudos with a '%' sigil followed by the regno, offset
1220 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
1221 pseudo is dumped as "%0".
1223 2016-10-14 Jakub Jelinek <jakub@redhat.com>
1226 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
1229 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
1231 * config/sparc/sparc-passes.def: New file.
1232 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
1233 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
1234 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
1236 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1238 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
1239 loop peel to loops with exit test at the beginning.
1241 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1243 PR rtl-optimization/68212
1244 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
1245 frequency when computing scale factor for peeled copies.
1246 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
1247 values for switch/peel blocks/edges.
1249 2016-10-14 Pedro Alves <palves@redhat.com>
1251 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
1253 2016-10-14 Catherine Moore <clm@codesourcery.com>
1255 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
1256 micromips_globals to zero.
1258 2016-10-14 Richard Biener <rguenther@suse.de>
1260 PR tree-optimization/77979
1261 * tree-vrp.c (compare_name_with_value): Handle released SSA names
1262 in the equivalency sets.
1263 (compare_names): Likewise.
1265 2016-10-14 Martin Liska <mliska@suse.cz>
1267 * builtins.h(target_char_cst_p): Declare the function.
1268 * builtins.c (fold_builtin_memchr): Remove.
1269 (target_char_cst_p): Move the function from gimple-fold.c.
1270 (fold_builtin_3): Do not call the function.
1271 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
1272 (gimple_fold_builtin): Call the function.
1273 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
1275 2016-10-14 Martin Liska <mliska@suse.cz>
1277 * builtins.c (fold_builtin_strcmp): Remove function.
1278 (fold_builtin_strncmp): Likewise.
1279 (fold_builtin_2): Remove call of the function.
1280 (fold_builtin_3): Likewise.
1281 * fold-const-call.c (fold_const_call): Add constant folding
1282 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
1283 * fold-const-call.h (build_cmp_result): Declare the function.
1284 * gimple-fold.c (gimple_load_first_char): New function.
1285 (gimple_fold_builtin_string_compare): Likewise.
1286 (gimple_fold_builtin): Call the function.
1288 2016-10-14 Nathan Sidwell <nathan@acm.org>
1290 * gcov-io.c (gcov_open): Deconstify 'mode'.
1292 2016-10-14 Martin Liska <mliska@suse.cz>
1294 * fold-const.c (c_getstr): Support of properly \0-terminated
1295 string constants. New argument is added.
1296 * fold-const.h: New argument is added.
1298 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1300 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
1302 (aarch64_print_hint_for_core): Likewise.
1303 (aarch64_print_hint_for_arch): Likewise.
1304 (aarch64_validate_march): Use it. Fix indentation in type signature.
1305 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
1306 (aarch64_validate_mtune): Likewise.
1307 (aarch64_handle_attr_arch): Likewise.
1308 (aarch64_handle_attr_cpu): Likewise.
1309 (aarch64_handle_attr_tune): Likewise.
1311 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1313 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
1316 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
1318 * config/m68k/m68k.c (m68k_option_override): Check
1319 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
1320 instead of stack_limit_rtx.
1322 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1324 * dwarf2out.c (gen_member_die): Handle inline static data member
1327 2016-10-13 Nathan Sidwell <nathan@acm.org>
1329 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
1330 gcov_var.mode. Remove unnecessary fstat.
1332 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
1335 * function.c (thread_prologue_and_epilogue_insns): Call all
1336 make_*logue_seq in the same order as traditional. Call them
1337 all a second time if shrink_wrapped_separate.
1339 2016-10-13 Marek Polacek <polacek@redhat.com>
1341 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1342 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
1345 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1347 PR tree-optimization/77937
1348 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1349 to infinite when we have a pointer with an increment of -1.
1351 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1353 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
1355 * memmodel.h: This file.
1356 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
1357 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
1358 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
1359 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
1360 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
1361 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
1362 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
1363 compare-elim.c, config/aarch64/aarch64-builtins.c,
1364 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
1365 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
1366 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
1367 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
1368 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
1369 config/darwin.c, config/epiphany/epiphany.c,
1370 config/epiphany/mode-switch-use.c,
1371 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
1372 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
1373 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
1374 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
1375 config/m68k/m68k.c, config/mcore/mcore.c,
1376 config/microblaze/microblaze.c, config/mmix/mmix.c,
1377 config/mn10300/mn10300.c, config/moxie/moxie.c,
1378 config/msp430/msp430.c, config/nds32/nds32-cost.c,
1379 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
1380 config/nds32/nds32-memory-manipulation.c,
1381 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
1382 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
1383 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
1384 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
1385 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
1386 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
1387 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
1388 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
1389 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
1390 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
1391 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
1392 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
1393 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
1394 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
1395 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
1396 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
1397 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
1398 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
1399 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
1400 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
1401 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
1402 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
1403 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
1404 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
1405 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
1406 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
1407 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
1408 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
1409 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
1410 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
1411 var-tracking.c, varasm.c: Include memmodel.h.
1412 * genattrtab.c (write_header): Include memmodel.h in generated file.
1413 * genautomata.c (main): Likewise.
1414 * gengtype.c (open_base_files): Likewise.
1415 * genopinit.c (main): Likewise.
1416 * genconditions.c (write_header): Include memmodel.h earlier in
1418 * genemit.c (main): Likewise.
1419 * genoutput.c (output_prologue): Likewise.
1420 * genpeep.c (main): Likewise.
1421 * genpreds.c (write_insn_preds_c): Likewise.
1422 * genrecog.c (write_header): Likewise.
1423 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
1425 2016-10-13 David Malcolm <dmalcolm@redhat.com>
1427 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
1428 for new "compact" param of print_rtx_function. Check for "cinsn"
1430 * print-rtl-function.c (flag_compact): New decl.
1431 (print_rtx_function): Add param "compact" and use it to set
1432 flag_compact, adding a description of the effect to the leading
1433 comment, and updating the example output.
1434 * print-rtl.c (flag_compact): New variable.
1435 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
1437 (print_rtx_operand_code_i): When printing source locations, wrap
1438 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
1439 (print_rtx_operand_code_r): Don't print regnos for hard regs and
1440 virtuals in compact mode.
1441 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
1442 apart from in LABEL_REFs.
1443 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
1444 Don't print basic block ids in compact mode.
1445 (print_rtx): In compact mode, prefix the code of insns with "c",
1446 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
1447 * print-rtl.h (print_rtx_function): Add "compact" param.
1449 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1451 * arm.h (TARGET_VFP): Delete.
1452 (TARGET_VFPD32): Remove references to TARGET_VFP.
1453 (TARGET_VFP3, TARGET_VFP5): Likewise.
1454 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
1455 (TARGET_NEON_FP16): Likewise.
1456 (TARGET_FMA): Likewise.
1457 (TARGET_CRYPTO): Likewise.
1458 (TARGET_NEON): Likewise.
1459 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1460 (FUNCTION_ARG_REGNO_P): Likewise.
1461 * arm.c (arm_option_check_internal): Likewise.
1462 (arm_option_override): Likewise.
1463 (use_return_insn): Likewise.
1464 (arm_function_value_regno_p): Likewise.
1465 (arm_apply_result_size): Likewise.
1466 (use_vfp_abi): Likewise.
1467 (arm_legitimate_address_outer_p): Likewise.
1468 (thumb2_legitimate_address_p): Likewise.
1469 (arm_legitimate_index_p): Likewise.
1470 (thumb2_legitimate_index_p): Likewise.
1471 (arm_legitimate_address): Likewise.
1472 (arm_get_vfp_saved_size): Likewise.
1473 (arm_emit_vfp_multi_reg_pop): Likewise.
1474 (arm_get_frame_offsets): Likewise.
1475 (arm_save_coproc_regs): Likewise.
1476 (arm_hard_regno_mode_ok): Likewise.
1477 (arm_expand_epilogue_apcs_frame): Likewise.
1478 (arm_expand_epilogue): Likewise.
1479 (arm_file_start): Likewise.
1480 (arm_conditional_register_usage): Likewise.
1481 (arm_validize_comparison): Use vfp_compare_operand directly.
1482 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
1483 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
1485 (arm_atomic_assign_expand_fenv): Likewise.
1486 * arm.md (divsf3): Likewise.
1487 (arm_negsi2): Likewise.
1489 (arm_movdi): Likewise.
1490 (arm_movt): Likewise.
1491 (cbranchsf4): Change predicate to vfp_compare_operand.
1492 (cbranchdf4): Change predicate to vfp_compare_operand.
1493 (cstorehf4): Change predicate to vfp_compare_operand.
1494 (cstoresf4): Change predicate to vfp_compare_operand.
1495 (cstoredf4): Change predicate to vfp_compare_operand.
1496 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
1497 (movhi_insn_arch4, movhi_bytes): Likewise.
1498 * constraints.md (Dt): Likewise.
1500 * iterators.md (SDF): Likewise.
1501 * predicates.md (arm_float_compare_operand): Delete.
1502 (const_double_vcvt_power_of_two_reciprocal): Remove references to
1504 (const_double_vcvt_power_of_two): Likewise.
1505 * thumb2.md thumb2_movsi_insn): Likewise.
1506 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
1507 (movhf_vfp): Likewise.
1508 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
1509 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1510 (movsf_vfp, thumb2_movsf_vfp): Likewise.
1511 (movdf_vfp, thumb2_movdf_vfp): Likewise.
1512 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1513 (subsf3_vfp, divsf3_vfp): Likewise.
1514 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1515 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1516 (mulsf3negsfsubsf_vfp): Likewise.
1517 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1518 (floatunssisf2, sqrtsf2_vfp): Likewise.
1519 (movcc_vfp): Likewise.
1520 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1521 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1522 (push_multi_vfp): Likewise.
1523 (set_fpscr, get_fpscr): Likewise.
1524 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1526 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1528 * arm.h (TARGET_VFP): Unconditionally define to 1.
1529 (arm_fpu_desc): Remove 'model' field.
1530 (TARGET_FPU_MODEL): Delete.
1531 * arm.c (all_fpus): Don't initialize the model field.
1532 (arm_can_inline_p): Don't check the FPU model.
1533 * arm-fpus.def: Remove redundant model field from all FPU
1536 2016-10-13 Richard Biener <rguenther@suse.de>
1539 * genmatch.c (struct capture): Add value_match member.
1540 (commutate): Preserve value_match.
1541 (lower_opt_convert): Likewise.
1542 (lower_cond): Likewise.
1543 (replace_id): Likewise.
1544 (struct dt_operand): Add value_match member.
1545 (decision_tree::cmp_node): Compare it.
1546 (decision_tree::insert_operand): Honor it when finding and
1547 when appending a DT_MATCH.
1548 (dt_operand::gen_match_op): Generate a type check after
1549 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1550 (parser::get_internal_capture_id): New helper.
1551 (parser::finish_match_operand): New function lowering @@<id>.
1552 (parser::parse_capture): Parse @@<id> as value-match.
1553 (parser::parse_expr): Use get_internal_capture_id.
1554 (parser::parse_simplify): Call finish_match_operand.
1555 (walk_captures): New helper.
1556 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1558 ((X /[ex] A) * A -> X): Likewise.
1559 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1560 convert[12] and value-matching.
1561 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1562 ((X | Y) | Y -> X | Y): Likewise.
1563 ((X ^ Y) ^ Y -> X): Likewise.
1564 (A - (A & B) -> ~B & A): Likewise.
1565 ((T)(P + A) - (T)P -> (T) A): Likewise.
1566 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1567 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1568 * doc/match-and-simplify.texi: Amend capture section.
1570 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1572 * config/arc/arc.md (umul_600): Remove predicated variant.
1573 (umul64_600): Likewise.
1575 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1577 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1579 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1581 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1582 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1583 no-overflow information to vect_do_peeling_for_loop_bound and
1584 vect_gen_vector_loop_niters.
1586 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1588 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1591 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1593 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1594 adjust_vec automatically.
1595 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1596 param exit_bb to guard_to.
1597 (slpeel_checking_verify_cfg_after_peeling):
1598 (set_prologue_iterations):
1599 (create_lcssa_for_virtual_phi): New func which is factored out from
1600 slpeel_tree_peel_loop_to_edge.
1601 (slpeel_tree_peel_loop_to_edge):
1602 (iv_phi_p): New func.
1603 (vect_can_advance_ivs_p): Call iv_phi_p.
1604 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1605 new gimple stmts in basic block.
1606 (vect_gen_niters_for_prolog_loop): Rename to...
1607 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1608 adjust implementation.
1609 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1610 sizetype if necessary.
1611 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1612 it to external function.
1613 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1614 (vect_gen_vector_loop_niters_mult_vf): New.
1615 (slpeel_update_phi_nodes_for_loops): New.
1616 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1617 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1618 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1619 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1620 tree-vect-loop-manip.c
1621 (vect_generate_tmps_on_preheader): Delete.
1622 (vect_transform_loop): Rename vectorization_factor to vf. Call
1623 vect_do_peeling instead of vect_do_peeling-* functions.
1624 * tree-vectorizer.h (vect_do_peeling): New decl.
1625 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1626 (vect_do_peeling_for_loop_bound): Delete.
1627 (vect_do_peeling_for_alignment): Delete.
1629 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1631 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1632 duplicated loop after its preheader and after the original loop.
1634 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1636 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1637 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1639 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1641 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1642 for live variable outside loop but not in lcssa form.
1644 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1646 * cfg.c (reset_original_copy_tables): New func.
1647 * cfg.h (reset_original_copy_tables): New decl.
1649 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1652 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1654 * varasm.c (default_binds_local_p_3): Formatting fix.
1656 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1658 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1660 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1661 Remove useless code.
1663 2016-10-13 Martin Liska <mliska@suse.cz>
1665 PR tree-optimization/77943
1666 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1667 a different EH landing pads.
1669 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1672 * hooks.h (hook_tree_void_null): Declare.
1673 * hooks.c (hook_tree_void_null): New function.
1674 * langhooks.c (lhd_return_null_tree_v): Remove.
1675 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1676 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1677 set y to const0_rtx.
1678 * function.c (stack_protect_epilogue): Likewise.
1679 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1680 if TARGET_THREAD_SSP_OFFSET is defined.
1681 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1682 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1683 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1684 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1685 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1686 (ix86_stack_protect_guard): New function.
1688 2016-10-13 Richard Biener <rguenther@suse.de>
1690 * dwarf2out.c (tree_add_const_value_attribute): Do not try
1691 rtl_for_decl_init during early phase.
1692 (gen_variable_die): Do not create locations during early phase.
1693 (gen_label_die): Likewise.
1694 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
1697 2016-10-12 Richard Biener <rguenther@suse.de>
1699 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
1700 try_add_new_range and made to eturn new range.
1701 (evrp_dom_walker::before_dom_children): Push op1 value range before
1702 pushing op0 value range.
1704 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1706 PR tree-optimization/77937
1707 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1708 POINTER_TYPE_P on the candidate type to determine whether
1709 candidates in this chain require pointer arithmetic.
1711 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
1713 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
1714 correction if the type is smaller than a word.
1715 (visium_select_cc_mode): Add ... fall through ... comment.
1717 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1719 * config/rs6000/rs6000.c (machine_function): Add new fields
1720 gpr_is_wrapped_separately and lr_is_wrapped_separately.
1721 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1722 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1723 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1724 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1725 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1726 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1727 (rs6000_get_separate_components): New function.
1728 (rs6000_components_for_bb): New function.
1729 (rs6000_disqualify_components): New function.
1730 (rs6000_emit_prologue_components): New function.
1731 (rs6000_emit_epilogue_components): New function.
1732 (rs6000_set_handled_components): New function.
1733 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
1734 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
1735 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
1736 (rs6000_emit_epilogue): Don't emit GPR restores if
1737 gpr_is_wrapped_separately for that register. Don't make a
1738 REG_CFA_RESTORE note for registers we did not restore, either.
1740 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1742 * function.c (thread_prologue_and_epilogue_insns): Call
1743 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
1744 if it has possibly changed. Compute the split_prologue_seq and
1745 epilogue_seq later, too.
1746 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
1747 (dump_components): New function.
1748 (struct sw): New struct.
1750 (init_separate_shrink_wrap): New function.
1751 (fini_separate_shrink_wrap): New function.
1752 (place_prologue_for_one_component): New function.
1753 (spread_components): New function.
1754 (disqualify_problematic_components): New function.
1755 (emit_common_heads_for_components): New function.
1756 (emit_common_tails_for_components): New function.
1757 (insert_prologue_epilogue_for_components): New function.
1758 (try_shrink_wrapping_separate): New function.
1759 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
1761 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1763 * regrename.c (build_def_use): Invalidate chains that have a
1764 REG_CFA_RESTORE on some instruction.
1766 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1768 * dce.c (delete_unmarked_insns): Don't delete instructions with
1769 a REG_CFA_RESTORE note.
1771 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1773 * common.opt (-fshrink-wrap-separate): New flag.
1774 * doc/invoke.texi: Document it.
1775 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
1776 * doc/tm.texi: Regenerate.
1777 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
1778 * target.def (shrink_wrap): New hook vector.
1779 (get_separate_components, components_for_bb, disqualify_components,
1780 emit_prologue_components, emit_epilogue_components,
1781 set_handled_components): New hooks.
1783 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1785 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1786 vector return by reference only if -Wpsabi.
1787 (rs6000_pass_by_reference): Similarly, for argument passing.
1789 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1791 * function-tests.c: Include "print-rtl.h".
1792 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1793 function, and verify what is dumped.
1794 * print-rtl-function.c (print_edge): New function.
1795 (begin_any_block): New function.
1796 (end_any_block): New function.
1797 (can_have_basic_block_p): New function.
1798 (print_rtx_function): Track the basic blocks of insns in the
1799 chain, wrapping those that are within blocks within "(block)"
1800 directives. Remove the "(cfg)" directive.
1802 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1804 * selftest.c (selftest::read_file): New function.
1805 (selftest::test_read_file): New function.
1806 (selftest::selftest_c_tests): Call test_read_file.
1807 * selftest.h (selftest::read_file): New decl.
1809 2016-10-12 Richard Biener <rguenther@suse.de>
1812 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1815 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1817 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1819 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1820 dwarf2out_assembly_start.
1822 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1824 * Makefile.in (SELFTEST_FLAGS): New variable.
1825 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1827 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1830 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1832 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1833 dumped in RTL dumps.
1835 2016-10-12 Martin Liska <mliska@suse.cz>
1837 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1838 (gimple_fold_builtin_memory_op): Use the function.
1839 (gimple_fold_builtin_strchr): Likewise.
1840 (gimple_fold_builtin_strcat): Likewise.
1841 (gimple_build): Likewise.
1843 2016-10-12 Nathan Sidwell <nathan@acm.org>
1845 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1847 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1849 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1850 equivalent 32-bit constant (modulo 2**32) when that yields
1851 smaller instructions.
1852 (size_of_int_loc_descriptor): Update accordingly.
1854 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1856 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1857 functions, call dwarf2out_decl on the parent function first.
1859 2016-10-12 Richard Biener <rguenther@suse.de>
1861 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1864 2016-10-12 Richard Biener <rguenther@suse.de>
1866 * tree-ssa-propagate.c
1867 (substitute_and_fold_dom_walker::before_dom_children): Do not
1868 ignore ASSERT_EXPRs but only preserve them.
1869 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1870 that have been propagated into.
1871 (vrp_finalize): Enable DCE for substitute_and_fold.
1873 2016-10-12 Richard Biener <rguenther@suse.de>
1875 PR tree-optimization/77920
1876 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1877 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1878 (simplify_abs_using_ranges): Likewise.
1879 (simplify_conversion_using_ranges): Likewise.
1880 (simplify_stmt_using_ranges): Adjust.
1882 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1884 PR tree-optimization/77929
1885 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1886 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1888 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1891 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1892 needs a base register for arg 1.
1894 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1896 * common.opt (Wimplicit-fallthrough) Turn into alias to
1897 -Wimplicit-fallthrough=3. Remove EnabledBy.
1898 (Wimplicit-fallthrough=): New option.
1899 * gimplify.c (warn_implicit_fallthrough_r): Use
1900 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1901 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1902 to -Wimplicit-fallthrough=3.
1903 (-Wimplicit-fallthrough=): Document.
1905 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1907 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1908 and GEU in DImode if TARGET_SUBXC.
1909 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1910 (seqdi<W:mode>_zero_subxc): Delete.
1911 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1912 (neg_seqdi<W:mode>_zero_vis3): Delete.
1913 (plus_seqdi<W:mode>_zero): Likewise.
1914 (minus_seqdi<W:mode>_zero): Likewise.
1915 (plus_plus_sltu<W:mode>): Accept only register.
1916 (addx<W:mode>): Likewise.
1917 (plus_sltu<W:mode>_vis3): Likewise.
1918 (plus_plus_sltu<W:mode>_vis3): Likewise.
1919 (neg_sgeu<W:mode>_vis3): Delete.
1920 (minus_sgeu<W:mode>_vis3): Likewise.
1921 (addxc<W:mode>): Accept only registers.
1922 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1923 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1924 (neg_plus_sltu<W:mode>_subxc): Likewise.
1925 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1926 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1927 (sgeu<W:mode>_insn_subxc): Delete.
1928 (plus_sgeu<W:mode>_subxc): Likewise.
1929 (subxc<W:mode>): Accept only register.
1930 (scc splitter): Split always GEU again.
1932 2016-10-11 Jeff Law <law@redhat.com>
1934 PR tree-optimization/77424
1935 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1936 dead conditionals. Assert that all e->aux fields are NULL.
1938 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1940 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1941 operand-printing "switch" statement into...
1942 (print_rtx_operand_code_0): ...this new function, ...
1943 (print_rtx_operand_code_e): ...this new function, ...
1944 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1945 (print_rtx_operand_code_i): ...this new function, ...
1946 (print_rtx_operand_code_r): ...this new function, ...
1947 (print_rtx_operand_code_u): ...this new function, ...
1948 (print_rtx_operand): ...and this new function.
1950 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1952 * config/alpha/alpha-passes.def: New file.
1953 * config/alpha/t-alpha: New file.
1954 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1955 (make_pass_handle_trap_shadows): New prototype.
1956 (make_pass_align_insns): Ditto.
1957 * config/alpha/alpha.c (alpha_option_override): Don't register
1959 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1961 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1964 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1965 distinct __ibm128 IBM extended double type if long doubles are
1966 128-bits and the default format for long double is IEEE 128-bit.
1968 2016-10-11 Richard Biener <rguenther@suse.de>
1970 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1971 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1972 (verify_die): New function.
1973 (dwarf2out_finish): Call it.
1974 (output_line_info): Handle case of -gsplit-dwarf without
1975 DWARF2_ASM_LINE_DEBUG_INFO.
1977 2016-10-11 Richard Biener <rguenther@suse.de>
1980 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
1981 sub-chains of BLOCK_VARS and gimple_bind_vars.
1983 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
1985 * config/i386/znver1.md : Fix imov/imovx load type reservations.
1987 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1989 * config/sparc/sparc.opt (msubxc): New option.
1990 * doc/invoke.texi (SPARC options): Document it and tidy up.
1991 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
1992 * doc/tm.texi: Regenerate.
1993 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
1995 (CCX_NOOV): Rename into...
1999 * config/sparc/predicates.m (fcc_register_operand): Simplify.
2000 (fcc0_register_operand): Likewise.
2001 (icc_register_operand): New.
2002 (icc_or_fcc_register_operand): Simplify.
2003 (nz_comparison_operator): New.
2004 (c_comparison_operator): Likewise.
2005 (noov_compare_operator): Rename into...
2006 (icc_comparison_operator): ...this. Use above predicates.
2007 (noov_compare64_operator): Rename into...
2008 (v9_comparison_operator): ...this and tidy up.
2009 (fcc_comparison_operator): New.
2010 (icc_or_fcc_comparison_operator): Likewise.
2011 (v9_register_compare_operator): Rename info...
2012 (v9_register_comparison_operator): ...this.
2013 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
2014 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
2016 (sparc_fixed_condition_code_regs): New function.
2017 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
2018 renaming and add support for CCC/CCXC.
2019 (output_cbranch): Likewise.
2020 (sparc_print_operand): Likewise.
2021 (gen_v9_scc): Remove obsolete assertion.
2022 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
2023 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
2024 (output_cbcond): Remove bogus handling of CC modes.
2025 (sparc_register_move_cost): Return 100 for NO_REGS.
2026 * config/sparc/sparc.md (W): New mode iterator.
2027 (length): Adjust for noov_compare64_operator renaming.
2028 (cmpsi_sne): New instruction.
2029 (cmpdi_sne): Likewise.
2030 (seqdi_special): Delete.
2031 (seqdi_special): Likewise.
2032 (snesi<P:mode>_special): Likewise.
2033 (snedi_special): Likewise.
2034 (snedi_special_vis3): Likewise.
2035 (snesi patterns): Use W iterator.
2036 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
2037 (sltu patterns): Likewise.
2038 (sgeu patterns): Likewise.
2039 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
2040 (normal_branch): Use icc_comparison_operator predicate.
2041 (inverted_branch): Likewise.
2042 (cbcond_sp32): Use comparison_operator predicate.
2043 (cbcond_sp64): Likewise.
2044 (normal_int_branch_sp64): Adjust for renaming
2045 (inverted_int_branch_sp64): Likewise.
2046 (mov<I:mode>_cc_reg_sp64): Likewise.
2047 (movsf_cc_reg_sp6): Likewise.
2048 (movdf_cc_reg_sp64): Likewise.
2049 (movtf_cc_reg_hq_sp64): Likewise.
2050 (movtf_cc_reg_sp64): Likewise.
2051 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
2052 (movsf_cc_v9): Likewise.
2053 (movdf_cc_v9): Likewise.
2054 (movtf_cc_hq_v9): Likewise.
2055 (movtf_cc_v9): Likewise.
2056 (adddi3): Call gen_adddi3_sp32.
2057 (adddi3_insn_sp32): Rename to...
2058 (adddi3_sp32): ...this. Accept only register_operand as operand #1
2059 and use CCCmode for the carry.
2060 (addx_extend_sp32): Use CCCmode for the carry.
2061 (addx_extend_sp64): Delete.
2062 (adddi3_extend_sp32): Use CCCmode for the carry.
2063 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
2064 (subdi3): Call gen_subdi3_sp32.
2065 (subdi3_insn_sp32): Rename to...
2066 (subdi3_sp32): ...this and use CCmode for the carry.
2067 (subx_extend_sp32): Use CCCmode for the carry.
2068 (subx_extend_sp64): Delete.
2069 (subdi3_extend_sp32): Use CCmode for the carry.
2070 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
2071 (negdi3): Call gen_negdi3_sp32.
2072 (negdi3_sp32): Use CCCmode for the carry.
2073 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
2074 (cmp_nz_ashift_1): Use CCNZ mode.
2075 (cmp_nz_set_ashift_1): Likewise.
2076 (ctrapsi4): Use comparison_operator predicate.
2077 (ctrapdi4): Likewise.
2078 (trapsi_insn): Use icc_comparison_operator predicate.
2079 (trapdi_insn): Likewise.
2080 (edge8 patterns): Use CCNZmode.
2081 (edge16 patterns): Likewise.
2082 (edge32 patterns): Likewise.
2084 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2086 * config/visium/visium-modes.def (CC_NOOV): Rename into...
2088 (CC_BTST): Rename into...
2090 * config/visium/predicates.md (real_add_operand): New.
2091 (visium_btst_operator): Rename into...
2092 (visium_equality_comparison_operator): ...this.
2093 (visium_noov_operator): Rename into...
2094 (visium_nz_comparison_operator): ...this.
2095 (visium_c_comparison_operator): New.
2096 (visium_branch_operator): Adjust and deal with all CC modes.
2097 * config/visium/visium.c (visium_adjust_cost): Adjust.
2098 (visium_split_double_add): Use the *_set_carry patterns.
2099 (visium_select_cc_mode): Add support for CCC mode and adjust.
2100 (output_cbranch): Adjust and use the carry-based operators for
2101 floating-point comparisons.
2102 * config/visium/visium.md (flags_subst_arith): Adjust.
2103 (addsi3_insn_set_carry): New instruction.
2104 (subsi3_insn_set_carry): Likewise.
2105 (negsi2_insn_set_carry): Likewise.
2107 (cmp<mode>_sne): Likewise.
2108 (cbranch<mode>4): Use ordered_comparison_operator.
2109 (cbranch<mode>4_insn): Likewise.
2110 (cbranchsi4_btst_insn): Adjust.
2112 2016-10-11 Tom de Vries <tom@codesourcery.com>
2115 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
2118 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2120 * tree.h (build_complex_type): Add second parameter with default.
2121 * tree.c (build_complex_type): Add NAMED second parameter and adjust
2122 recursive call. Create a TYPE_DECL only if NAMED is true.
2123 (build_common_tree_nodes): Pass true in calls to build_complex_type.
2125 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
2127 New avr-passes.def to register AVR specific passes.
2129 * config/avr/avr-passes.def: New file.
2130 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
2131 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
2132 (make_avr_pass_recompute_note): New proto.
2133 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
2134 (avr_pass_recompute_notes): Use anonymous namespace.
2135 (avr_register_passes): Remove function...
2136 (avr_option_override): ...and its call.
2138 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
2140 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
2141 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
2142 PTF_AVOID_BRANCHLIKELY_SPEED for others.
2143 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
2145 * config/mips/mips.c (mips_option_override): Enable the branch
2146 likely depending on the tune flags and optimization level.
2147 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
2148 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
2149 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
2150 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
2152 2016-10-11 Richard Biener <rguenther@suse.de>
2154 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
2155 (output_function): Properly stream the whole block tree.
2156 * lto-streamer-in.c (input_function): Likewise.
2158 2016-10-11 Marek Polacek <polacek@redhat.com>
2160 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
2162 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2164 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
2165 (evrp_dom_walker::before_dom_children): Infer and push new value
2166 ranges for x in y < x.
2168 2016-10-10 Joseph Myers <joseph@codesourcery.com>
2171 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
2172 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2173 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2174 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2175 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
2176 (IA64_NO_LIBGCC_TFMODE): Likewise.
2178 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2180 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
2183 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
2185 * config.gcc: Add aarch64-*-freebsd* support.
2186 * config.host: Likewise.
2187 * config/aarch64/aarch64-freebsd.h: New file.
2188 * config/aarch64/t-aarch64-freebsd: Ditto.
2190 2016-10-10 Jeff Law <law@redhat.com>
2192 PR tree-optimization/71947
2193 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
2194 B with A within a single statement.
2196 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2198 PR tree-optimization/77824
2199 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
2200 zero cost for copies.
2201 (find_candidates_dom_walker::before_dom_children): Replace
2202 MODIFY_EXPR with SSA_NAME.
2203 (replace_mult_candidate): Likewise.
2204 (replace_profitable_candidates): Likewise.
2206 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2208 * config/s390/s390.h: Wrap more macros args in brackets and fix
2210 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
2212 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2214 2016-10-10 Andreas Schwab <schwab@suse.de>
2217 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
2218 pseudo is not DImode.
2220 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
2222 * common/config/arc/arc-common.c (arc_option_optimization_table):
2223 Remove compact casesi option.
2224 * config/arc/arc.c (arc_override_options): Use compact casesi
2225 option only for pre-ARCv2 cores.
2226 * doc/invoke.texi (mcompact-casesi): Update text.
2228 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2230 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
2231 Add macro to say we can efficiently handle overlapping unaligned
2233 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
2234 poor code for processors older than p8.
2236 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
2238 * gen-pass-instances.awk: Remove GNUism.
2240 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2242 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
2243 NULL of (*ipcp_transformations)][node->uid].
2245 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
2247 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2248 (MALLOC_ABI_ALIGNMENT): Define.
2250 2016-10-09 Jakub Jelinek <jakub@redhat.com>
2252 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
2253 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
2254 VAR_OR_FUNCTION_DECL_P macros.
2255 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
2256 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
2257 chkp_find_bounds_1): Likewise.
2258 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
2259 * hsa-gen.c (get_symbol_for_decl): Likewise.
2260 * cgraphunit.c (check_global_declaration, analyze_functions,
2261 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
2263 * gimple-fold.c (can_refer_decl_in_current_unit_p,
2264 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
2266 * tree.c (set_decl_section_name, copy_node_stat,
2267 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
2268 merge_dllimport_decl_attributes, handle_dll_attribute,
2269 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
2270 verify_type): Likewise.
2271 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
2272 find_explicit_erroneous_behavior): Likewise.
2273 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
2274 * ipa.c (process_references): Likewise.
2275 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
2276 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
2277 notice_global_symbol, assemble_variable, mark_decl_referenced,
2278 build_constant_desc, output_constant_def_contents, do_assemble_alias,
2279 make_decl_one_only, default_section_type_flags,
2280 categorize_decl_for_section, default_encode_section_info): Likewise.
2281 * trans-mem.c (requires_barrier): Likewise.
2282 * gimple-expr.c (mark_addressable): Likewise.
2283 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
2284 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
2285 expand_debug_expr): Likewise.
2286 * tree-dump.c (dequeue_and_dump): Likewise.
2287 * ubsan.c (instrument_bool_enum_load): Likewise.
2288 * tree-pretty-print.c (print_declaration): Likewise.
2289 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
2290 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
2291 * asan.c (asan_protect_global, instrument_derefs): Likewise.
2292 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
2293 pass_build_ssa::execute): Likewise.
2294 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
2295 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
2297 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
2299 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
2300 can_be_nonlocal, remap_decls, copy_debug_stmt,
2301 initialize_inlined_parameters, add_local_variables,
2302 reset_debug_binding, replace_locals_op): Likewise.
2303 * dse.c (can_escape): Likewise.
2304 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
2306 * tree-diagnostic.c (default_tree_printer): Likewise.
2307 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
2308 unpack_ts_decl_with_vis_value_fields,
2309 lto_input_ts_decl_common_tree_pointers): Likewise.
2310 * builtins.c (builtin_save_expr, fold_builtin_expect,
2311 readonly_data_expr): Likewise.
2312 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
2313 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
2315 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
2316 * gimplify.c (force_constant_size, gimplify_bind_expr,
2317 gimplify_decl_expr, gimplify_var_or_parm_decl,
2318 gimplify_compound_lval, gimplify_init_constructor,
2319 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
2320 gimplify_type_sizes): Likewise.
2321 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2322 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
2323 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
2324 remove_unused_locals): Likewise.
2325 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
2326 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
2327 * function.c (instantiate_expr, instantiate_decls_1,
2328 setjmp_vars_warning, add_local_decl): Likewise.
2329 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
2331 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
2332 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
2333 optimize_va_list_gpr_fpr_size): Likewise.
2334 * tree-nrv.c (pass_nrv::execute): Likewise.
2335 * tsan.c (instrument_expr): Likewise.
2336 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2337 * vtable-verify.c (verify_bb_vtables): Likewise.
2338 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
2339 get_ref_base_and_extent): Likewise.
2340 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
2342 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
2343 analyze_all_variable_accesses): Likewise.
2344 * tree-nested.c (get_nonlocal_debug_decl,
2345 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
2346 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
2347 get_local_debug_decl, convert_local_omp_clauses,
2348 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
2350 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
2351 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
2352 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
2353 dbxout_symbol, dbxout_common_check): Likewise.
2354 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
2355 string_constant): Likewise.
2356 * hsa.c (hsa_get_declaration_name): Likewise.
2357 * passes.c (rest_of_decl_compilation): Likewise.
2358 * tree-ssanames.c (make_ssa_name_fn): Likewise.
2359 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
2360 pack_ts_decl_with_vis_value_fields,
2361 write_ts_decl_common_tree_pointers): Likewise.
2362 * stor-layout.c (place_field): Likewise.
2363 * symtab.c (symtab_node::maybe_create_reference,
2364 symtab_node::verify_base, symtab_node::make_decl_local,
2365 symtab_node::copy_visibility_from,
2366 symtab_node::can_increase_alignment_p): Likewise.
2367 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
2368 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
2369 fortran_common, add_location_or_const_value_attribute,
2370 add_scalar_info, add_linkage_name, set_block_abstract_flags,
2371 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
2372 optimize_one_addr_into_implicit_ptr,
2373 optimize_location_into_implicit_ptr): Likewise.
2374 * gimple-low.c (record_vars_into): Likewise.
2375 * ipa-visibility.c (update_vtable_references): Likewise.
2376 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
2378 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
2379 DFS::DFS_write_tree_body, write_symbol): Likewise.
2380 * langhooks.c (lhd_warn_unused_global_decl,
2381 lhd_set_decl_assembler_name): Likewise.
2382 * attribs.c (decl_attributes): Likewise.
2383 * except.c (output_ttype): Likewise.
2384 * varpool.c (varpool_node::get_create, ctor_for_folding,
2385 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
2386 * fold-const.c (fold_unary_loc): Likewise.
2387 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
2388 ipa_find_agg_cst_from_init): Likewise.
2389 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
2390 expand_omp_target, lower_omp_regimplify_p,
2391 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
2392 find_link_var_op): Likewise.
2393 * tree-chrec.c (chrec_contains_symbols): Likewise.
2394 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
2395 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
2396 execute_fixup_cfg): Likewise.
2398 PR tree-optimization/77901
2399 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
2400 if ranges[i].exp is SSA_NAME when looking for >= and only when
2401 ranges[i].exp is NULL or SSA_NAME when looking for the other
2404 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2406 * ipa-cp.c (ipcp_alignment_lattice): Remove.
2407 (ipcp_param_lattices): Remove field alignment.
2408 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
2409 (set_all_contains_variable): Remove call to
2410 ipcp_alignment_lattice::set_to_bottom.
2411 (initialize_node_lattices): Likewise.
2412 (propagate_alignment_accross_jump_function): Remove.
2413 (propagate_constants_accross_call): Remove call to
2414 propagate_alignment_accross_jump_function.
2415 (ipcp_store_alignment_results): Remove.
2416 (ipcp_driver): Remove call to ipcp_store_alignment_results.
2417 (propagate_bits_accross_jump_function): Handle ancestor jump function.
2418 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
2419 pretty-printing of alignment jump function.
2420 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
2421 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
2422 alignments and remove computing ipa_alignment jump function.
2423 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
2424 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
2425 (ipa_read_jump_function): Remove reading of ipa_alignment.
2426 (write_ipcp_transformation_info): Remove streaming for alignment
2427 propagation summary.
2428 (read_ipcp_transformation_info): Remove reading of alignment
2429 propagation summary.
2430 (ipcp_update_alignments): Remove.
2431 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
2433 (ipcp_transform_function): Remove call to ipcp_update_alignments()
2434 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
2435 * ipa-prop.h (ipa_alignment): Remove.
2436 (ipa_jump_func): Remove field alignment.
2437 (ipcp_transformation_summary): Remove field alignments.
2438 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
2439 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
2440 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2442 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
2444 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
2446 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
2448 (visium_expand_fp_cstore): Likewise.
2450 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2452 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
2453 * diagnostic.c (warning_at_rich_loc_n): New function.
2454 (diagnostic_n_impl_richloc): Likewise.
2455 (diagnostic_n_impl): Move most of the function to
2456 diagnostic_n_impl_richloc and call it.
2458 2016-10-08 Jakub Jelinek <jakub@redhat.com>
2460 * gen-pass-instances.awk: Rewritten.
2461 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
2462 $(PASSES_EXTRA) after passes.def to the script.
2463 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
2464 * config/i386/i386-passes.def: New file.
2465 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
2466 make_pass_stv): Declare.
2467 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
2469 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
2471 (pass_stv::clone, pass_stv::set_pass_param): New methods.
2472 (pass_stv::timode_p): New non-static data member.
2473 (ix86_option_override): Don't register passes here.
2475 * doc/invoke.texi: Document accepting Else, fallthrough.
2477 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
2480 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
2481 FALLTHRU comment styles.
2483 2016-10-07 Andrew Pinski <apinski@cavium.com>
2485 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
2486 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
2487 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
2489 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
2491 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
2493 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
2494 (AARCH64_ARCH): Likewise.
2495 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
2497 (AARCH64_CORE): Likewise.
2498 (AARCH64_ARCH): Likewise.
2499 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
2500 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2501 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
2502 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2503 (AARCH64_ARCH): Likewise.
2504 (AARCH64_CORE): Likewise.
2505 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
2506 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
2507 (AARCH64_CORE): Likewise.
2508 (AARCH64_ARCH): Likewise.
2510 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2512 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2513 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2514 floating point type infrastructre, and -mfloat128 that enables the
2515 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2516 if -mfloat128-type. Define __ibm128 to be long double by default.
2517 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2518 the IEEE 128-bit floating point type infrastructure should
2519 automatically be enabled.
2520 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2521 instead of -mfloat128 to enable KFmode.
2522 (rs6000_option_override_internal): Split the option -mfloat128
2523 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2524 systems, automatically set -mfloat128-type, but don't enable it on
2525 other operating systems. Move setting the long double size and
2526 IEEE quad support before the IEEE 128-bit floating point changes.
2527 (rs6000_init_builtins): Do not create a unique type for __ibm128
2528 if long double is IBM extended double, instead rely on __ibm128
2529 being defined as 'long double'. If -mfloat128-type and not
2530 -mfloat128, create the KFmode type with an undocumented __ieee128
2532 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2533 -mfloat128 for tests about the types, but keep tests for
2534 -mfloat128 to enable the keyword support.
2535 (rs6000_complex_function_value): Likewise.
2536 (rs6000_scalar_mode_supported_p): Likewise.
2537 (rs6000_floatn_mode): Likewise.
2538 (rs6000_c_mode_for_suffix): Likewise.
2539 (rs6000_opt_masks): Add -mfloat128-type.
2540 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2541 -mfloat128-type being split from -mfloat128. Add
2542 -mfloat128-hardware, which was missing.
2543 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2544 -mfloat128 and -mfloat128-type:
2545 (-mfloat128-type): Likewise.
2546 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2547 that 64-bit Linux systems with enable -mfloat128-type by default
2549 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2550 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2551 -mfloat128-type instead of -mfloat128.
2552 (FLOAT128_2REG_P): Likewise.
2553 (MASK_FLOAT128_TYPE): Likewise.
2554 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2555 (RS6000_BTM_FLOAT128): Likewise.
2556 (TARGET_FLOAT128): Poison old identifiers.
2557 (OPTION_MASK_FLOAT128): Likewise.
2558 (MASK_FLOAT128): Likewise.
2559 * config/rs6000/rs6000.md (FP): Likewise.
2560 (FLOAT128): Likewise.
2561 (fix_trunc<mode>di2): Likewise.
2562 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2563 (floatdi<mode>2): Likewise.
2564 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2565 (neg<mode>2, FLOAT128 iterator): Likewise.
2566 (abs<mode>2, FLOAT128 iterator): Likewise.
2567 (ieee_128bit_negative_zero): Likewise.
2568 (ieee_128bit_vsx_neg<mode>2): Likewise.
2569 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2570 (ieee_128bit_vsx_abs<mode>2): Likewise.
2571 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2572 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2573 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2574 (extendiftf2): Likewise.
2575 (extendifkf2): Likewise.
2576 (extendtfkf2): Likewise.
2577 (trunciftf2): Likewise.
2578 (truncifkf2): Likewise.
2579 (trunckftf2): Likewise.
2580 (trunctfif2): Likewise.
2581 (extendkftf2): Likewise.
2582 (trunctfkf2): Likewise.
2584 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2586 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2587 before merging in bytes to pass down to real_from_target.
2589 2016-10-07 Richard Biener <rguenther@suse.de>
2591 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2593 (substitute_and_fold_dom_walker::before_dom_children):
2594 Substitute and fold before pass specific folding to avoid
2595 feeding that with SSA names that will be later released.
2596 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2597 introduced by folding and visited by evaluate_stmt called during
2599 (likely_value): Likewise.
2600 (evaluate_stmt): Likewise.
2601 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2602 (simplify_div_or_mod_using_ranges): Likewise.
2603 (simplify_min_or_max_using_ranges): Likewise.
2604 (simplify_abs_using_ranges): Likewise.
2605 (simplify_conversion_using_ranges): Likewise.
2606 (simplify_float_conversion_using_ranges): Likewise.
2607 (simplify_stmt_using_ranges): Likewise.
2609 2016-10-07 Marek Polacek <polacek@redhat.com>
2611 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2612 FALLTHROUGH_LABEL_P here...
2613 (warn_implicit_fallthrough_r): ...not here.
2615 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2617 PR tree-optimization/77880
2618 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2621 2016-10-07 Marek Polacek <polacek@redhat.com>
2624 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2626 2016-10-07 Richard Biener <rguenther@suse.de>
2628 * bitmap.h: Document constraints on bitmap modification while
2631 2016-10-07 Richard Biener <rguenther@suse.de>
2633 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2634 * bitmap.h (bmp_iter_set): When advancing to the next element
2635 check that we didn't remove the current one.
2636 (bmp_iter_and): Likewise.
2637 (bmp_iter_and_compl): Likewise.
2638 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2639 we currently iterate on but keep a one-level queue.
2640 * sched-deps.c (remove_from_deps): Do not clear current bit
2641 but keep a one-level queue.
2643 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2645 PR tree-optimization/77664
2646 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2647 for the other ranges.
2648 (optimize_range_tests_diff): Fix up formatting.
2649 (optimize_range_tests_var_bound): New function.
2650 (optimize_range_tests): Use it.
2652 2016-10-07 Martin Liska <mliska@suse.cz>
2654 * coverage.c (build_gcov_exit_decl): Fix priority what
2655 should be really 99.
2657 2016-10-07 Richard Biener <rguenther@suse.de>
2659 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2660 vars in gimple_bind_vars but not in BLOCK_VARS.
2662 2016-10-07 Richard Biener <rguenther@suse.de>
2664 PR tree-optimization/77879
2665 * tree-ssa-structalias.c (handle_const_call): Properly handle
2667 (handle_pure_call): Likewise.
2669 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2671 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2672 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2675 2016-10-06 Andrew Pinski <apinski@cavium.com>
2677 * config/aarch64/aarch64-cores.def: Add a comment before each
2680 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2682 PR tree-optimization/77862
2683 * tree-vrp.c (add_equivalence): Use get_value_range so that
2684 num_vr_values is checked before accessing vr_values.
2686 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2688 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2691 2016-10-05 Jeff Law <law@redhat.com>
2693 PR tree-optimization/71661
2694 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
2695 removal of a forwarder exposes a new natural loop.
2697 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
2700 Introduce ssesuffix variable.
2701 (<mask_codefor><code><mode>3<mask_name>): Ditto.
2702 (*<code><mode>3): Ditto.
2704 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
2706 * postreload.c (reload_cse_simplify): Skip also USE when detecting
2709 2016-10-06 Richard Biener <rguenther@suse.de>
2711 PR tree-optimization/77855
2712 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
2713 instead of removing the current item while iterating over the set
2716 2016-10-06 James Clarke <jrtc27@jrtc27.com>
2717 Eric Botcazou <ebotcazou@adacore.com>
2720 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
2721 (classify_registers): Don't set it
2722 (function_arg_slotno): Don't initialize and test it. Tidy up.
2724 2016-10-06 Richard Biener <rguenther@suse.de>
2726 PR tree-optimization/77839
2727 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
2730 2016-10-06 Martin Liska <mliska@suse.cz>
2732 * gcc.c: Set -fprofile-update=atomic when profiling is
2733 enabled and -pthread is set. Warn when one combines
2734 -pthread and -fprofile-update=single for an app using
2737 2016-10-06 Martin Liska <mliska@suse.cz>
2740 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
2741 * gimple-ssa-strength-reduction.c (slsr_process_cast):
2742 Initialize a pointer to NULL.
2743 (slsr_process_copy): Likewise.
2744 * input.c (location_get_source_line): Likewise.
2745 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2747 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
2749 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
2750 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
2751 (ix86_handle_option): Deleted handle of OPT_mpcommit.
2752 * config.gcc: Deleted pcommitintrin.h
2753 * config/i386/pcommitintrin.h: Deleted file.
2754 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
2755 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
2757 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
2759 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
2760 (PTA_PCOMMIT): Deleted define.
2761 (ix86_option_override_internal): Deleted handle of option.
2762 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
2763 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
2764 __builtin_ia32_pcommit): Deleted.
2765 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
2766 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
2767 (pcommit): Deleted instruction.
2768 * config/i386/i386.opt: Mention -mpcommit deprecation.
2769 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2771 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
2775 Remove wrong assert.
2776 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
2777 Use <round_constraint> as operand 1 constraint.
2779 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2782 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2783 (ubsan_instrument_float_cast): And not here.
2786 * ubsan.c (ubsan_ids): New GTY(()) array.
2787 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2788 instead of static local counters.
2790 2016-10-05 Martin Sebor <msebor@redhat.com>
2793 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2794 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2795 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2796 (default_printf_pointer_format): Define function.
2797 * targhooks.c (linux_printf_pointer_format): Define new function.
2798 * targhooks.h (linux_printf_pointer_format): Declare.
2799 (gnu_libc_printf_pointer_format): Remove declaration.
2801 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2803 * fold-const.c (native_encode_real): Fix logic for selecting offset
2804 to write to when BYTES_BIG_ENDIAN.
2806 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2808 * builtins.c (fold_builtin_strchr): Remove function.
2809 (fold_builtin_strrchr): Likewise.
2810 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2811 * gimple-fold.c (target_char_cst_p): New function.
2812 (gimple_fold_builtin_strchr) Add more foldings.
2813 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2815 2016-10-05 Richard Biener <rguenther@suse.de>
2818 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2819 capture ids in c-exprs.
2821 2016-10-05 Richard Biener <rguenther@suse.de>
2824 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2825 with types_match for GIMPLE code gen to handle type mismatched
2827 (dt_operand::gen): Adjust.
2828 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2831 2016-10-05 Richard Biener <rguenther@suse.de>
2833 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2835 2016-10-05 Richard Biener <rguenther@suse.de>
2838 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2840 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2842 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2843 version check to protect only DW_TAG_imported_module generation.
2845 2016-10-05 Richard Biener <rguenther@suse.de>
2848 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2850 2016-10-04 Ian Lance Taylor <iant@golang.org>
2852 * explow.c (allocate_dynamic_stack_space): Call
2853 do_pending_stack_adjust before handling flag_split_stack.
2855 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2857 * genattrtab.c (make_internal_attr): Supply dummy column number to
2860 * genoutput.c (init_insn_for_nothing): Likewise.
2861 * gensupport.c (add_define_attr): Likewise.
2862 * read-md.c (message_at_1): Print column number.
2863 (fatal_with_file_and_line): Likewise.
2864 (rtx_reader::read_char): Track column numbers.
2865 (rtx_reader::unread_char): Likewise.
2866 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2867 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2868 (rtx_reader::handle_file): Initialize m_read_md_colno.
2869 (rtx_reader::get_current_location): Supply column number to
2871 * read-md.h (struct file_location): Add field "colno".
2872 (file_location::file_location): Likewise.
2873 (rtx_reader::get_colno): New accessor.
2874 (rtx_reader::m_read_md_colno): New field.
2875 (rtx_reader::m_last_line_colno): New field.
2877 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2879 * doc/extend.texi (Java Exceptions): Remove.
2880 (java_interface): Remove.
2882 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2884 PR tree-optimization/77808
2885 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2886 and addr are different before copying points-to information.
2888 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2891 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2892 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2893 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2895 2016-10-04 Richard Biener <rguenther@suse.de>
2897 PR tree-optimization/77399
2898 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2899 verify the target can convert.
2901 2016-10-04 Richard Biener <rguenther@suse.de>
2904 * explow.c (plus_constant): Verify the mode of the constant
2905 pool offset before calling plus_constant.
2907 2016-10-04 Richard Biener <rguenther@suse.de>
2910 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2911 type support, mark with :C.
2912 (X / -X -> -1): Mark with :C.
2914 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2916 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2917 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2918 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2919 * doc/tm.texi: Regenerated.
2920 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2921 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2922 * config/darwin.h (JCR_SECTION_NAME): Remove.
2923 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2924 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2925 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2926 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2927 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2928 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2930 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2932 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2933 between "because" and "param" in dump message in call to fprintf.
2935 2016-10-03 Jeff Law <law@redhat.com>
2937 PR tree-optimization/71550
2938 PR tree-optimization/71403
2939 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2940 (profitable_jump_thread_path): Also return boolean indicating if
2941 the realized path will create an irreducible loop.
2942 Remove loop depth tests from 71403.
2943 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2944 from 71403. If threading will create an irreducible loop, then
2945 throw away loop iteration and related information.
2947 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2949 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2950 -Woverloaded-virtual checks for warning options.
2951 * configure: Regenerate.
2953 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2955 PR preprocessor/77699
2956 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2957 (get_next_line): Return false on error.
2958 (read_next_line): Removed, use get_next_line instead.
2959 (read_line_num): Don't copy the line.
2960 (location_get_source_line): Don't use static data.
2961 (selftest::test_reading_source_line): Add more test cases.
2963 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2966 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2968 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2969 (noce_process_if_block): Use it.
2971 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2973 * doc/invoke.texi: Update -Wint-in-bool-context.
2975 2016-10-02 Jakub Jelinek <jakub@redhat.com>
2977 * dwarf2out.c (output_fde, output_call_frame_info,
2978 dwarf2out_do_cfi_startproc, set_indirect_string,
2979 gen_internal_sym, output_die, output_line_info): Use
2980 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
2981 ASM_GENERATE_INTERNAL_LABEL output.
2983 2016-10-01 Richard Biener <rguenther@suse.de>
2986 * genmatch.c (get_operand_type): Add operand position arg
2987 and handle COND_EXPR comparison operand with fixed boolean_type_node.
2988 (expr::gen_transform): Adjust.
2989 (dt_simplify::gen_1): Likewise.
2991 2016-10-01 Jakub Jelinek <jakub@redhat.com>
2993 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
2994 comments. Simplify asserts, remove unnecessary conditions.
2996 (*<code><mode>3): Likewise.
2998 2016-09-30 Jakub Jelinek <jakub@redhat.com>
3000 * doc/invoke.texi (-Wregister): Document.
3002 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
3004 * configure.ac: Split CHECKING_P into CHECKING_P and
3005 ENABLE_EXTRA_CHECKING.
3006 * configure: Regenerated.
3007 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
3008 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
3010 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
3013 * gcc.c (process_command): For @filename handling, output
3014 the correct name if the file does not exist.
3016 2016-09-30 Marek Polacek <polacek@redhat.com>
3018 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
3019 * config/alpha/predicates.md: Likewise.
3021 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3023 * ifcvt.c (noce_try_avoid_const_materialization): New function.
3024 (noce_process_if_block): Use it.
3026 2016-09-30 Martin Liska <mliska@suse.cz>
3028 * doc/invoke.texi: Document asan-use-after-return that
3029 it's disabled by default in runtime.
3031 2016-09-30 Richard Biener <rguenther@suse.de>
3033 * tree-vrp.c (intersect_ranges): If we failed to handle
3034 the intersection choose a constant singleton range if available.
3036 2016-09-30 Richard Biener <rguenther@suse.de>
3038 PR tree-optimization/77399
3039 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3040 float <-> int conversions.
3042 2016-09-30 Alan Modra <amodra@gmail.com>
3044 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
3046 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3048 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
3049 ext_level before calling CPUID with 0x80000008.
3050 Simplify xgetbv checks.
3052 2016-09-29 David Malcolm <dmalcolm@redhat.com>
3054 * Makefile.in (OBJS): Add print-rtl-function.o.
3055 * print-rtl-function.c: New file.
3056 * print-rtl.h (print_rtx_function): New decl.
3058 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
3061 * config/i386/cpuid.h (__get_cpuid_count): New.
3062 (__get_cpuid): Rename __level to __leaf.
3064 2016-09-29 Marek Polacek <polacek@redhat.com>
3066 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
3068 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
3070 * builtins.c (expand_builtin_memcmp): don't swap args unless
3071 result is only being compared with zero.
3073 2016-09-29 Marek Polacek <polacek@redhat.com>
3075 * dwarf2out.c (loc_descriptor): Add fall through comment.
3076 (add_const_value_attribute): Likewise.
3078 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
3080 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
3081 with "v6t2". Move "arch" attribute above "pool_range".
3082 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
3084 (*thumb2_movhi_vfp): Likewise.
3085 (*arm_movhi_fp16): Likewise.
3086 (*thumb2_movhi_fp16): Likewise.
3087 (*arm_movsi_vfp): Remove "arch" attribute.
3088 (*thumb2_movsi_vfp): Likewise.
3090 2016-09-29 Martin Liska <mliska@suse.cz>
3092 * doc/extend.texi: Remove limitation of Objective C for
3093 __attribute__((constructor)) and __attribute__((destructor)).
3095 2016-09-29 Richard Biener <rguenther@suse.de>
3097 PR tree-optimization/77768
3098 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3099 Handle stores to readonly memory when removing redundant stores.
3101 2016-09-29 Richard Biener <rguenther@suse.de>
3104 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
3105 X / -X -> -1 simplifications.
3107 2016-09-29 Richard Biener <rguenther@suse.de>
3110 * match.pd: Add max(a,-a) -> abs(a) pattern.
3111 * tree-ssa-phiopt.c (minmax_replacement): Disable for
3112 HONOR_SIGNED_ZEROS types.
3114 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
3116 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
3117 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
3119 2016-09-29 Richard Biener <rguenther@suse.de>
3121 * tree-vrp.c (set_defs_to_varying): New helper avoiding
3122 writing to vr_const_varying.
3123 (vrp_initialize): Call it.
3124 (vrp_visit_stmt): Likewise.
3125 (evrp_dom_walker::before_dom_children): Likewise.
3127 2016-09-29 Richard Biener <rguenther@suse.de>
3129 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
3130 constructors with vector elements.
3132 2016-09-29 Richard Biener <rguenther@suse.de>
3134 PR tree-optimization/77768
3135 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
3136 with stores to a place we know has a constant value.
3138 2016-09-29 Alan Modra <amodra@gmail.com>
3140 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
3141 * doc/invoke.texi: Document it.
3142 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
3143 (rs6000_passes_float): Comment.
3144 (rs6000_passes_long_double): New static var.
3145 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
3146 (init_cumulative_args): Set up to emit fp .gnu_attribute for
3147 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
3148 to include fp values returned in vectors.
3149 Set rs6000_passes_long_double.
3150 (rs6000_function_arg_advance_1): Likewise for function args.
3151 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
3152 and SPE. Emit long double tag value too.
3153 (rs6000_opt_vars): Add gnu-attr.
3154 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
3155 * configure: Regenerate.
3156 * config.in: Regenerate.
3158 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3160 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
3162 (format_floating, format_string, format_directive,
3163 get_destination_size, pass_sprintf_length::handle_gimple_call):
3166 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3168 * gimple-ssa-sprintf.c: Fix comment formatting.
3169 (format_integer): Use is_gimple_assign.
3170 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
3171 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
3172 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
3173 (pass_sprintf_length::execute): Use is_gimple_call.
3175 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3177 * gimple-fold.c (gimple_fold_builtin): After failing to fold
3178 strchr, also try the generic folding.
3180 2016-09-28 Martin Sebor <msebor@redhat.com>
3183 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
3186 2016-09-28 Martin Sebor <msebor@redhat.com>
3189 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
3190 length modifier is not expected.
3191 (format_floating): Ignore l length modifier and fail gracefuly
3192 when it isn't one of the other expected ones.
3194 2016-09-28 Martin Sebor <msebor@redhat.com>
3197 * varasm.c (assemble_addr_to_section): Increase local buffer size.
3199 2016-09-27 Richard Biener <rguenther@suse.de>
3201 * dwarf2out.c (cu_die_list): New global.
3202 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
3203 main_comp_unit_die to cu_die_list if we created it.
3204 Move break_out_includes ...
3205 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
3208 2016-09-28 Richard Biener <rguenther@suse.de>
3210 * dwarf2out.c (struct die_struct): Add removed flag.
3211 (lookup_type_die): If the DIE is marked as removed, clear
3212 TYPE_SYMTAB_DIE and return NULL.
3213 (lookup_decl_die): If the DIE is marked as removed, remove it
3214 from the hash and return NULL.
3215 (mark_removed): New helper.
3216 (prune_unused_types_prune): Call it for removed DIEs.
3217 (gen_subprogram_die): Move the premark_used_types call to after
3218 DIEs for the functions scopes are generated.
3219 (process_scope_var): Do not re-create pruned types or type decls.
3220 Make sure to also re-parent type decls.
3221 (dwarf2out_finish): Move unused type pruning and debug_types
3223 (dwarf2out_early_finish): ... here.
3225 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3227 * config/arc/arc-c.c: New file.
3228 * config/arc/arc-c.def: Likewise.
3229 * config/arc/t-arc: Likewise.
3230 * config.gcc: Include arc-c.o as c and cpp object.
3231 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
3232 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
3233 arc_cpu_cpp_builtins.
3235 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3237 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
3238 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
3240 2016-09-28 Nathan Sidwell <nathan@acm.org>
3242 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
3245 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3247 PR tree-optimization/61056
3248 * gimple-fold.c (gimple_fold_builtin_strchr):
3249 New function to optimize strchr (s, 0) to strlen.
3250 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
3252 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
3254 PR tree-optimization/77724
3255 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
3256 Add tree_fits_shwi_p check.
3258 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3260 * auto-inc-dec.c (try_merge): Remove break after return.
3261 * cselib.c (autoinc_split): Likewise.
3262 * explow.c (promote_mode): Likewise.
3263 * fixed-value.c (fixed_arithmetic): Likewise.
3264 * hsa.c (hsa_internal_fn::get_arity): Likewise.
3265 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
3266 * trans-mem.c (get_attrs_for): Likewise.
3267 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
3268 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
3269 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
3270 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
3271 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
3272 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
3273 * config/cris/cris.c (cris_op_str): Likewise.
3274 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
3275 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
3277 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
3279 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
3280 IFN_GOACC_REDUCTION_CODES): New.
3281 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
3282 ifn_goacc_reduction_kind): Use them.
3283 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
3284 of internal functions, when applicable.
3286 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
3288 * config/mips/constraints.md (d): Fix documentation.
3289 * doc/md.texi (Machine Constraints): Update accordingly.
3291 2016-09-27 Richard Biener <rguenther@suse.de>
3293 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
3294 cur_line_info_table initialization ...
3295 (dwarf2out_assembly_start): ... here.
3297 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
3299 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
3300 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
3301 (*thumb2_movhi_vfp): Likewise.
3302 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
3303 template. Expand predicable attribute to mark VMOV.F16 as not
3304 predicable. Add "arch" attribute.
3305 (*thumb2_movhi_fp16): Likewise.
3306 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
3307 (*thumb2_movsi_vfp): Add "arch" attribute.
3309 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
3311 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
3314 2016-09-27 Marek Polacek <polacek@redhat.com>
3316 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
3319 * config/c6x/c6x.h: Adjust fall through comment.
3320 * config/sh/sh.c (final_prescan_insn): Likewise.
3321 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
3322 (visium_expand_fp_cstore): Likewise.
3324 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3326 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
3327 expected by -Wimplicit-fallthrough.
3328 (thumb1_size_rtx_costs): Likewise.
3329 (thumb2_reorg): Likewise.
3330 (tls_mentioned_p): Add "Fall through" comment.
3331 (thumb2_reorg): Likewise.
3332 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
3333 comment form expected by -Wimplicit-fallthrough.
3335 2016-09-27 Martin Liska <mliska@suse.cz>
3337 PR gcov-profile/46266
3338 * input.h (RESERVED_LOCATION_P): New macro.
3339 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
3340 instread of comparison with UNKNOWN_LOCATION.
3342 2016-09-27 Richard Biener <rguenther@suse.de>
3344 PR tree-optimization/77745
3345 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3346 When removing redundant stores make sure to check compatibility
3347 of the TBAA state for downstream accesses.
3348 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
3349 value-numbering virtual operands for store matches.
3351 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
3354 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
3355 movrt patterns. Match them before anything else in the SET case.
3357 2016-09-27 Martin Liska <mliska@suse.cz>
3359 PR gcov-profile/7970
3360 PR gcov-profile/16855
3361 PR gcov-profile/44779
3362 * coverage.c (build_gcov_exit_decl): New function.
3363 (coverage_obj_init): Call the function and generate __gcov_exit
3365 * doc/gcov.texi: Document when __gcov_exit function is called.
3367 2016-09-27 Marek Polacek <polacek@redhat.com>
3370 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3371 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
3372 -Wno-error instead of -Wno-implicit-fallthrough.
3374 2016-09-27 Martin Liska <mliska@suse.cz>
3377 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
3379 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3381 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
3382 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
3383 comments. Remove break after return.
3384 (ix86_fp_compare_code_to_integer, has_dispatch,
3385 ix86_simd_clone_usable): Remove break after return.
3387 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3389 PR rlt-optimization/77714
3390 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
3393 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
3396 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
3397 extract_range_from_unary_expr to convert value_range.
3398 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
3399 (extract_range_from_unary_expr): This.
3400 * tree-vrp.h (extract_range_from_unary_expr): Declare.
3402 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
3404 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
3406 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3408 * config/i386/i386.c (ix86_print_operand)
3409 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
3410 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
3411 (epilogue_renumber): Likewise.
3413 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
3416 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
3417 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
3419 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3421 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
3422 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
3423 is_mm_seq_cst, is_mm_sync): Move to ...
3424 * memmodel.h: This. New file.
3425 * builtins.c: Include memmodel.h.
3426 * optabs.c: Likewise.
3428 * config/aarch64/aarch64.c: Likewise.
3429 * config/alpha/alpha.c: Likewise.
3430 * config/arm/arm.c: Likewise.
3431 * config/i386/i386.c: Likewise.
3432 * config/ia64/ia64.c: Likewise.
3433 * config/mips/mips.c: Likewise.
3434 * config/rs6000/rs6000.c: Likewise.
3435 * config/sparc/sparc.c: Likewise.
3436 * genconditions.c: Include memmodel.h in generated file.
3437 * genemit.c: Likewise.
3438 * genoutput.c: Likewise.
3439 * genpeep.c: Likewise.
3440 * genpreds.c: Likewise.
3441 * genrecog.c: Likewise.
3443 2016-09-26 David Malcolm <dmalcolm@redhat.com>
3445 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
3446 "c" instead when parsing characters. Move operand parsing into...
3447 (read_rtx_operand): ...this new function, renaming "i" to "idx",
3448 and tightening the scope of various locals.
3450 2016-09-26 Liu Hao <lh_mouse@126.com>
3452 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
3454 2016-09-26 Marek Polacek <polacek@redhat.com>
3456 * system.h: Use __has_attribute to check whether the fallthrough
3457 attribute is supported.
3459 2016-09-26 Marek Polacek <polacek@redhat.com>
3461 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
3462 gimple_call_internal_p.
3463 * ipa-split.c (find_return_bb): Likewise.
3464 (execute_split_functions): Likewise.
3465 * omp-low.c (dump_oacc_loop_part): Likewise.
3466 (oacc_loop_xform_head_tail): Likewise.
3467 * predict.c (predict_loops): Likewise.
3468 * sanopt.c (pass_sanopt::execute): Likewise.
3469 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
3470 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
3471 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
3472 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
3473 (expand_ifn_va_arg): Likewise.
3474 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3475 (optimize_mask_stores): Likewise.
3476 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
3477 (vect_transform_stmt): Likewise.
3478 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
3479 * tsan.c (instrument_memory_accesses): Likewise.
3481 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3482 Alexander Monakov <amonakov@ispras.ru>
3484 * regrename.c (rename_chains): Check
3485 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
3486 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
3487 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3489 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3491 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
3492 (s390_sched_score): Likewise.
3494 2016-09-26 Martin Liska <mliska@suse.cz>
3496 * doc/gcov.texi: Update program output of gcov tool.
3498 2016-09-26 Martin Liska <mliska@suse.cz>
3500 PR gcov-profile/23332
3501 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
3502 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
3503 * value-prof.c (dump_histogram_value): Do not handle
3504 HIST_TYPE_CONST_DELTA.
3505 (stream_in_histogram_value): Likewise.
3506 (gimple_find_values_to_profile): Likewise.
3507 * value-prof.h (enum hist_type): Likewise.
3509 2016-09-26 Martin Liska <mliska@suse.cz>
3511 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
3512 from default sanitize recover values.
3513 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3514 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3515 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3517 * opts.c (finish_options): Do a generic loop over options
3518 that can be recovered.
3519 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3521 (common_handle_option): Likewise.
3522 * opts.h: Declare can_recover to sanitizer_opts_s.
3524 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3526 * target.def(elf_flags_numeric): Change documentation to present tense.
3527 * doc/tm.texi: Regenerate.
3529 2016-09-26 Marek Polacek <polacek@redhat.com>
3532 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3533 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3534 -Wno-switch-fallthrough.
3535 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3536 (expand_builtin): Likewise.
3537 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3538 * convert.c (convert_to_real_1): Likewise.
3539 (convert_to_integer_1): Likewise.
3540 * final.c (output_alternate_entry_point): Likewise.
3541 * genattrtab.c (make_canonical): Likewise.
3542 (write_test_expr): Likewise.
3543 * genpreds.c (validate_exp): Likewise.
3544 * gimple-ssa-strength-reduction.c
3545 (find_candidates_dom_walker::before_dom_children): Likewise.
3546 * godump.c (go_format_type): Likewise.
3547 * reload1.c (elimination_effects): Likewise.
3548 * resource.c (mark_referenced_resources): Likewise.
3549 (mark_set_resources): Likewise.
3550 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3551 * varasm.c (output_addressed_constants): Likewise.
3553 2016-09-26 Marek Polacek <polacek@redhat.com>
3556 * common.opt (Wimplicit-fallthrough): New option.
3557 * doc/extend.texi: Document statement attributes and the fallthrough
3559 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3560 * gimple.h (gimple_call_internal_p): New function.
3561 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3562 (struct label_entry): New struct.
3563 (find_label_entry): New function.
3564 (case_label_p): New function.
3565 (collect_fallthrough_labels): New function.
3566 (last_stmt_in_scope): New function.
3567 (should_warn_for_implicit_fallthrough): New function.
3568 (warn_implicit_fallthrough_r): New function.
3569 (maybe_warn_implicit_fallthrough): New function.
3570 (expand_FALLTHROUGH_r): New function.
3571 (expand_FALLTHROUGH): New function.
3572 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3573 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3574 (gimplify_label_expr): New function.
3575 (gimplify_case_label_expr): Set location.
3576 (gimplify_expr): Call gimplify_label_expr.
3577 * internal-fn.c (expand_FALLTHROUGH): New function.
3578 * internal-fn.def (FALLTHROUGH): New internal function.
3579 * langhooks.c (lang_GNU_OBJC): New function.
3580 * langhooks.h (lang_GNU_OBJC): Declare.
3581 * system.h (gcc_fallthrough): Define.
3582 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3583 * tree.h (FALLTHROUGH_LABEL_P): Define.
3585 2016-09-26 Richard Biener <rguenther@suse.de>
3587 * dwarf2out.c (stripattributes): Remove unused function.
3588 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3589 Push dwarf_split_debug_info handling into init_sections_and_labels.
3590 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3591 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3592 (debug_macinfo_section_name): New global.
3593 (output_macinfo): Use debug_macinfo_section_name.
3594 (init_sections_and_labels): Split out section and label generation
3595 from dwarf2out_init. Set debug_macinfo_section_name.
3596 (dwarf2out_init): Move text section label generation and emission
3598 (dwarf2out_assembly_start): ... here.
3599 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3602 2016-09-26 Richard Biener <rguenther@suse.de>
3605 * cgraphunit.c (analyze_functions): Before early removing
3606 global vars calls the late_global_decl debug handler mark
3607 the variable as readonly.
3609 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3612 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3613 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3614 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3615 declare new overloads.
3616 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3619 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3621 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3622 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3624 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3626 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3627 * configure: Regenerate.
3629 2016-09-24 Marek Polacek <polacek@redhat.com>
3632 * doc/invoke.texi: Document -Wbool-operation.
3634 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3636 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3637 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3638 cmpmemsi pattern to do builtin expansion of memcmp ().
3639 (compute_current_alignment): Add helper function for
3640 expand_block_compare used to compute alignment as the compare proceeds.
3641 (select_block_compare_mode): Used by expand_block_compare to select
3642 the mode used for reading the next chunk of bytes in the compare.
3643 (do_load_for_compare): Used by expand_block_compare to emit the load
3644 insns for the compare.
3645 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3646 reference from expand_block_compare ().
3647 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3648 prototype for this function.
3649 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3650 target option for controlling how much code inline expansion of
3651 memcmp() will be allowed to generate.
3653 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3655 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3656 hook_bool_mode_false, hook_bool_mode_true,
3657 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3658 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3659 hook_bool_const_rtx_insn_const_rtx_insn_true,
3660 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3661 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3662 hook_bool_const_tree_hwi_hwi_const_tree_false,
3663 hook_bool_const_tree_hwi_hwi_const_tree_true,
3664 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3665 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3666 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3667 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3668 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3669 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3670 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3671 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3672 hook_bool_uintp_uintp_false,
3673 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3674 hook_rtx_tree_int_null, hook_uint_mode_0,
3675 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3676 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3677 hook_constcharptr_const_rtx_insn_null,
3678 hook_constcharptr_const_tree_const_tree_null,
3679 hook_constcharptr_int_const_tree_null,
3680 hook_constcharptr_int_const_tree_const_tree_null,
3681 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3682 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3683 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3685 * vec.h (vNULL): Extend comment to say = vNULL initialization
3686 isn't needed for static vars.
3688 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
3689 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
3690 = vNULL initialization of file scope vec.
3691 * passes.c (pass_tab, enabled_pass_uid_range_tab,
3692 disabled_pass_uid_range_tab): Likewise.
3693 * haifa-sched.c (sched_luids, h_i_d): Likewise.
3694 * tree-chkp-opt.c (check_infos): Likewise.
3695 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
3697 * vec.h (vnull::operator vec): Add constexpr keyword for
3700 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
3702 PR tree-optimization/77654
3703 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
3704 to duplicate_ssa_name_ptr_info.
3706 2016-09-23 David Malcolm <dmalcolm@redhat.com>
3708 PR preprocessor/77672
3709 * input.c (selftest::test_lexer_string_locations_simple): Update
3710 test to expect location information of the terminator character
3711 at the location of the final closing quote.
3712 (selftest::test_lexer_string_locations_hex): Likewise.
3713 (selftest::test_lexer_string_locations_oct): Likewise.
3714 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
3715 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
3716 (selftest::test_lexer_string_locations_ucn4): Likewise.
3717 (selftest::test_lexer_string_locations_ucn8): Likewise.
3718 (selftest::test_lexer_string_locations_u8): Likewise.
3719 (selftest::test_lexer_string_locations_utf8_source): Likewise.
3720 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
3721 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
3722 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
3723 (selftest::test_lexer_string_locations_macro): Likewise.
3724 (selftest::test_lexer_string_locations_long_line): Likewise.
3726 2016-09-23 Richard Biener <rguenther@suse.de>
3728 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
3729 virtual definition to virtual use if the call devirtualizes
3730 to a const or pure function.
3731 (visit_use): Also visit calls we can devirtualize to a
3732 const or pure function.
3734 2016-09-23 Richard Biener <rguenther@suse.de>
3736 PR tree-optimization/77697
3737 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
3738 signal error if we have sth ternary or unhandled.
3740 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3742 * config/arm/arm_neon.h (vabd_f16): New.
3776 (vcvt_f16_s16): New.
3777 (vcvt_f16_u16): New.
3778 (vcvt_s16_f16): New.
3779 (vcvt_u16_f16): New.
3780 (vcvtq_f16_s16): New.
3781 (vcvtq_f16_u16): New.
3782 (vcvtq_s16_f16): New.
3783 (vcvtq_u16_f16): New.
3784 (vcvta_s16_f16): New.
3785 (vcvta_u16_f16): New.
3786 (vcvtaq_s16_f16): New.
3787 (vcvtaq_u16_f16): New.
3788 (vcvtm_s16_f16): New.
3789 (vcvtm_u16_f16): New.
3790 (vcvtmq_s16_f16): New.
3791 (vcvtmq_u16_f16): New.
3792 (vcvtn_s16_f16): New.
3793 (vcvtn_u16_f16): New.
3794 (vcvtnq_s16_f16): New.
3795 (vcvtnq_u16_f16): New.
3796 (vcvtp_s16_f16): New.
3797 (vcvtp_u16_f16): New.
3798 (vcvtpq_s16_f16): New.
3799 (vcvtpq_u16_f16): New.
3800 (vcvt_n_f16_s16): New.
3801 (vcvt_n_f16_u16): New.
3802 (vcvtq_n_f16_s16): New.
3803 (vcvtq_n_f16_u16): New.
3804 (vcvt_n_s16_f16): New.
3805 (vcvt_n_u16_f16): New.
3806 (vcvtq_n_s16_f16): New.
3807 (vcvtq_n_u16_f16): New.
3821 (vmul_lane_f16): New.
3824 (vmulq_lane_f16): New.
3846 (vrsqrteq_f16): New.
3850 (vrsqrtsq_f16): New.
3854 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3856 * config.gcc (extra_headers): Add arm_fp16.h
3857 * config/arm/arm_fp16.h: New.
3858 * config/arm/arm_neon.h: Include "arm_fp16.h".
3860 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3862 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3864 (vmulf): New (v8hf, v4hf variants).
3865 (vfma): New (v8hf, v4hf variants).
3866 (vfms): New (v8hf, v4hf variants).
3867 (vsub): New (v8hf, v4hf variants).
3868 (vcage): New (v8hf, v4hf variants).
3869 (vcagt): New (v8hf, v4hf variants).
3870 (vcale): New (v8hf, v4hf variants).
3871 (vcalt): New (v8hf, v4hf variants).
3872 (vceq): New (v8hf, v4hf variants).
3873 (vcgt): New (v8hf, v4hf variants).
3874 (vcge): New (v8hf, v4hf variants).
3875 (vcle): New (v8hf, v4hf variants).
3876 (vclt): New (v8hf, v4hf variants).
3877 (vceqz): New (v8hf, v4hf variants).
3878 (vcgez): New (v8hf, v4hf variants).
3879 (vcgtz): New (v8hf, v4hf variants).
3880 (vcltz): New (v8hf, v4hf variants).
3881 (vclez): New (v8hf, v4hf variants).
3882 (vabd): New (v8hf, v4hf variants).
3883 (vmaxf): New (v8hf, v4hf variants).
3884 (vmaxnm): New (v8hf, v4hf variants).
3885 (vminf): New (v8hf, v4hf variants).
3886 (vminnm): New (v8hf, v4hf variants).
3887 (vpmaxf): New (v4hf variant).
3888 (vpminf): New (v4hf variant).
3889 (vpadd): New (v4hf variant).
3890 (vrecps): New (v8hf, v4hf variants).
3891 (vrsqrts): New (v8hf, v4hf variants).
3892 (vabs): New (v8hf, v4hf variants).
3893 (vneg): New (v8hf, v4hf variants).
3894 (vrecpe): New (v8hf, v4hf variants).
3895 (vrnd): New (v8hf, v4hf variants).
3896 (vrnda): New (v8hf, v4hf variants).
3897 (vrndm): New (v8hf, v4hf variants).
3898 (vrndn): New (v8hf, v4hf variants).
3899 (vrndp): New (v8hf, v4hf variants).
3900 (vrndx): New (v8hf, v4hf variants).
3901 (vrsqrte): New (v8hf, v4hf variants).
3902 (vmul_lane): Add v4hf and v8hf variants.
3903 (vmul_n): Add v4hf and v8hf variants.
3904 (vext): New (v8hf, v4hf variants).
3905 (vcvts): New (v8hi, v4hi variants).
3906 (vcvts): New (v8hf, v4hf variants).
3907 (vcvtu): New (v8hi, v4hi variants).
3908 (vcvtu): New (v8hf, v4hf variants).
3909 (vcvts_n): New (v8hf, v4hf variants).
3910 (vcvtu_n): New (v8hi, v4hi variants).
3911 (vcvts_n): New (v8hi, v4hi variants).
3912 (vcvtu_n): New (v8hf, v4hf variants).
3913 (vbsl): New (v8hf, v4hf variants).
3914 (vcvtas): New (v8hf, v4hf variants).
3915 (vcvtau): New (v8hf, v4hf variants).
3916 (vcvtms): New (v8hf, v4hf variants).
3917 (vcvtmu): New (v8hf, v4hf variants).
3918 (vcvtns): New (v8hf, v4hf variants).
3919 (vcvtnu): New (v8hf, v4hf variants).
3920 (vcvtps): New (v8hf, v4hf variants).
3921 (vcvtpu): New (v8hf, v4hf variants).
3923 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3925 * config/arm/arm-builtins.c (hf_UP): New.
3927 (vfp_builtin_data): New. Update comment.
3928 (enum arm_builtins): Include "arm_vfp_builtins.def".
3929 (ARM_BUILTIN_VFP_PATTERN_START): New.
3930 (arm_init_vfp_builtins): New.
3931 (arm_init_builtins): Add arm_init_vfp_builtins.
3932 (arm_expand_vfp_builtin): New.
3933 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3935 * config/arm/arm_vfp_builtins.def: New file.
3936 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3937 (arm-builtins.o): Likewise.
3939 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3942 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3943 from constant while creating value range.
3945 2016-09-23 Renlin Li <renlin.li@arm.com>
3947 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3948 (ira_init_once): Here.
3950 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3951 Jakub Jelinek <jakub@redhat.com>
3953 * hooks.h (hook_uint_uintp_false): Rename to...
3954 (hook_bool_uint_uintp_false): ... this.
3955 * hooks.c (hook_uint_uintp_false): Rename to...
3956 (hook_bool_uint_uintp_false): ... this.
3957 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3958 instead of hook_uint_uintp_false.
3960 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3962 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3963 (arm_init_builtins): Move body of a loop to the standalone
3964 function arm_init_neon_builtin.
3965 (arm_expand_neon_builtin_1): New. Update comment. Function body
3966 moved from arm_neon_builtin with some white-space fixes.
3967 (arm_expand_neon_builtin): Move code into the standalone function
3968 arm_expand_neon_builtin_1.
3970 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3972 * config/arm/iterators.md (VCVTHI): New.
3973 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
3977 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
3978 (V_HALF): Add V4HF. Fix white-space.
3979 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
3980 (V_s_elem): Likewise.
3981 (V_sz_elem): Fix white-space.
3982 (V_elem_ch): Likewise.
3984 (scalar_mul_constraint): Add V8HF and V4HF.
3985 (Is_float_mode): Fix white-space.
3986 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
3987 (q): Add HF. Fix white-space.
3990 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
3991 (neon_vfm_lane_as): New.
3992 * config/arm/neon.md (add<mode>3_fp16): New.
3993 (sub<mode>3_fp16): New.
3994 (mul<mode>3add<mode>_neon): New.
3995 (fma<VH:mode>4_intrinsic): New.
3996 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
3997 (fmsub<VH:mode>4_intrinsic): New.
3998 (<absneg_str><mode>2): New.
3999 (neon_v<absneg_str><mode>): New.
4000 (neon_v<fp16_rnd_str><mode>): New.
4001 (neon_vrsqrte<mode>): New.
4002 (neon_vpaddv4hf): New.
4003 (neon_vadd<mode>): New.
4004 (neon_vsub<mode>): New.
4005 (neon_vmulf<mode>): New.
4006 (neon_vfma<VH:mode>): New.
4007 (neon_vfms<VH:mode>): New.
4008 (neon_vc<cmp_op><mode>): New.
4009 (neon_vc<cmp_op><mode>_fp16insn): New
4010 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
4011 (neon_vca<cmp_op><mode>): New.
4012 (neon_vca<cmp_op><mode>_fp16insn): New.
4013 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
4014 (neon_vc<cmp_op>z<mode>): New.
4015 (neon_vabd<mode>): New.
4016 (neon_v<maxmin>f<mode>): New.
4017 (neon_vp<maxmin>fv4hf: New.
4018 (neon_<fmaxmin_op><mode>): New.
4019 (neon_vrecps<mode>): New.
4020 (neon_vrsqrts<mode>): New.
4021 (neon_vrecpe<mode>): New (VH variant).
4022 (neon_vdup_lane<mode>_internal): New.
4023 (neon_vdup_lane<mode>): New.
4024 (neon_vcvt<sup><mode>): New (VCVTHI variant).
4025 (neon_vcvt<sup><mode>): New (VH variant).
4026 (neon_vcvt<sup>_n<mode>): New (VH variant).
4027 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
4028 (neon_vcvt<vcvth_op><sup><mode>): New.
4029 (neon_vmul_lane<mode>): New.
4030 (neon_vmul_n<mode>): New.
4031 * config/arm/unspecs.md (UNSPEC_VCALE): New
4032 (UNSPEC_VCALT): New.
4033 (UNSPEC_VFMA_LANE): New.
4034 (UNSPECS_VFMS_LANE): New.
4036 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4038 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
4039 ("*extzv<mode><clobbercc_or_nocc>"):
4040 Correct a typo in a comment.
4042 ("*insv<mode>_zEC12", "*insv<mode>_z10")
4043 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
4044 ("*insv<mode>_zEC12_appendbitsleft")
4045 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
4046 ("*insv<mode>_z10_appendbitsleft"): Ditto.
4047 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
4048 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
4049 Provide pattern with operands switched.
4050 ("*pre_z10_extv<mode>"):
4051 Use new subst patterns.
4052 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
4053 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
4054 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
4055 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
4056 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
4057 ("*<risbg_n>_sidi_ior_and_lshiftrt")
4058 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
4060 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
4061 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4062 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
4064 ("SINT"): New mode_iterator with SI, HI, QI.
4065 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
4066 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
4069 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4071 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
4072 new interface of s390_contiguous_bitmask_p.
4073 ("contiguous_bitmask_nowrap_operand"): New predicate.
4074 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
4075 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
4076 of s390_contiguous_bitmask_p.
4077 ("NxxDw"): Rename NxxDq constraint to NxxDw.
4078 ("NxxSw"): New constraint.
4079 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
4080 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
4082 (s390_contiguous_bitmask_nowrap_p): Export.
4083 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
4084 former s390_contiguous_bitmask_p.
4085 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
4086 detect contiguous bit ranges with wraparound. Change signature to
4087 return START and END position instead of POS and LENGTH.
4088 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
4089 ranges with wraparound.
4090 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
4091 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
4092 Adapt to new signature of s390_contiguous_bitmask_p.
4094 2016-09-23 Bin Cheng <bin.cheng@arm.com>
4096 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
4097 (create_intersect_range_checks): New.
4098 (vect_create_cond_for_alias_checks): Call above function.
4100 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4102 * config/arm/iterators.md (Code iterators): Fix some white-space
4106 (FCVT): Moved from vfp.md.
4107 (VCVT_HF_US_N): New.
4108 (VCVT_SI_US_N): New.
4113 (FCVTI32typename): Moved from vfp.md.
4114 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
4115 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
4116 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
4117 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
4118 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
4120 (fp16_rnd_str): New.
4121 (fp16_rnd_insn): New.
4122 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
4123 (UNSPEC_VCVT_HF_U_N): New.
4124 (UNSPEC_VCVT_SI_S_N): New.
4125 (UNSPEC_VCVT_SI_U_N): New.
4126 (UNSPEC_VCVTH_S): New.
4127 (UNSPEC_VCVTH_U): New.
4128 (UNSPEC_VCVTA_S): New.
4129 (UNSPEC_VCVTA_U): New.
4130 (UNSPEC_VCVTM_S): New.
4131 (UNSPEC_VCVTM_U): New.
4132 (UNSPEC_VCVTN_S): New.
4133 (UNSPEC_VCVTN_U): New.
4134 (UNSPEC_VCVTP_S): New.
4135 (UNSPEC_VCVTP_U): New.
4136 (UNSPEC_VCVTP_S): New.
4137 (UNSPEC_VCVTP_U): New.
4139 (UNSPEC_VRNDA): New.
4140 (UNSPEC_VRNDI): New.
4141 (UNSPEC_VRNDM): New.
4142 (UNSPEC_VRNDN): New.
4143 (UNSPEC_VRNDP): New.
4144 (UNSPEC_VRNDX): New.
4145 * config/arm/vfp.md (<absneg_str>hf2): New.
4147 (neon_v<fp16_rnd_str>hf): New.
4148 (neon_vrndihf): New.
4153 (*mulsf3neghf_vfp): New.
4154 (*negmulhf3_vfp): New.
4155 (*mulsf3addhf_vfp): New.
4156 (*mulhf3subhf_vfp): New.
4157 (*mulhf3neghfaddhf_vfp): New.
4158 (*mulhf3neghfsubhf_vfp): New.
4161 (fmsubhf4_fp16): New.
4165 (neon_vsqrthf): New.
4166 (neon_vrsqrtshf): New.
4167 (FCVT): Move to iterators.md.
4168 (FCVTI32typename): Likewise.
4169 (neon_vcvth<sup>hf): New.
4170 (neon_vcvth<sup>si): New.
4171 (neon_vcvth<sup>_nhf_unspec): New.
4172 (neon_vcvth<sup>_nhf): New.
4173 (neon_vcvth<sup>_nsi_unspec): New.
4174 (neon_vcvth<sup>_nsi): New.
4175 (neon_vcvt<vcvth_op>h<sup>si): New.
4176 (neon_<fmaxmin_op>hf): New.
4178 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4180 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
4181 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
4182 ("*insv<mode>_zEC12_appendbitsleft")
4183 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
4184 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
4186 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4188 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
4189 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
4190 construct values without normalization.
4191 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
4192 static local lhs_ops to vNULL.
4194 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4195 Jiong Wang <jiong.wang@arm.com>
4197 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
4198 available when FP16 instructions are available.
4199 (output_move_vfp): Add support for 16-bit data moves.
4200 (arm_validize_comparison): Fix some white-space. Support HFmode
4201 by conversion to SFmode.
4202 * config/arm/arm.md (truncdfhf2): Fix a comment.
4203 (extendhfdf2): Likewise.
4205 (movsicc): Fix some white-space.
4207 (movsfcc): Fix some white-space.
4209 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
4210 instructions are available.
4211 (*thumb2_movhi_vfp): Likewise.
4212 (*arm_movhi_fp16): New.
4213 (*thumb2_movhi_fp16): New.
4214 (*movhf_vfp_fp16): New.
4215 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
4216 (*movhf_vfp): Likewise.
4217 (extendhfsf2): Enable when VFP FP16 instructions are available.
4218 (truncsfhf2): Enable when VFP FP16 instructions are available.
4220 2016-09-23 Martin Liska <mliska@suse.cz>
4222 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
4224 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4226 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
4228 (arm_evpc_neon_vtrn): Likewise.
4229 (arm_evpc_neon_vrev): Likewise.
4230 (arm_evpc_neon_vext): Likewise.
4231 * config/arm/arm_neon.h (vbsl_f16): New.
4235 (vdup_lane_f16): New.
4236 (vdupq_lane_f16): New.
4249 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
4250 (vdup_lane): New (v8hf, v4hf variants).
4251 (vext): New (v8hf, v4hf variants).
4252 (vbsl): New (v8hf, v4hf variants).
4253 * config/arm/iterators.md (VDQWH): New.
4255 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
4256 (Scalar_mul_8_16): Fix white-space.
4257 (Is_d_reg): Add V4HF and V8HF.
4258 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
4259 (neon_vdup_lane<mode>): New.
4260 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
4261 (*neon_vtrn<mode>_insn): Likewise.
4262 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
4263 (*neon_vzip<mode>_insn): Likewise
4264 (neon_vuzp<mode>_internal): Likewise.
4265 (*neon_vuzp<mode>_insn): Likewise
4266 * config/arm/vec-common.md (vec_perm_const<mode>): New.
4268 2016-09-23 Jiong Wang <jiong.wang@arm.com>
4269 Matthew Wahab <matthew.wahab@arm.com>
4271 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
4272 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
4273 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
4274 available. Also fix some white-space.
4275 * config/arm/vfp.md (*arm_movhi_vfp): New.
4276 (*thumb2_movhi_vfp): New.
4278 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4280 * config/arm/arm-c.c (arm_cpu_builtins): Define
4281 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
4282 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
4284 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4286 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
4287 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
4288 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
4289 arm_v8_2a_fp16_neon_hw.
4290 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
4293 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4295 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
4296 arm_fp16_alternative_ok and arm_fp16_none_ok.
4298 2016-09-23 Martin Liska <mliska@suse.cz>
4300 * ipa-icf.c (sem_variable::merge): Replace adress with address.
4302 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4304 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
4306 ("armv8.2-a+fp16"): New.
4307 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
4308 (FL2_FP16INST): New.
4309 (FL2_FOR_ARCH8_2A): New.
4310 * config/arm/arm-tables.opt: Regenerate.
4311 * config/arm/arm.c (arm_arch8_2): New.
4312 (arm_fp16_inst): New.
4313 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
4314 for incompatible fp16-format settings.
4315 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
4316 (TARGET_NEON_FP16INST): New.
4317 (arm_arch8_2): Declare.
4318 (arm_fp16_inst): Declare.
4319 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
4320 march=armv8.2-a and march=armv8.2-a+fp16.
4321 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
4323 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
4324 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
4326 2016-09-23 Martin Liska <mliska@suse.cz>
4328 * doc/extend.texi: Remove fused-madd from i386 target options.
4330 2016-09-23 Martin Liska <mliska@suse.cz>
4332 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4335 2016-09-23 Martin Liska <mliska@suse.cz>
4337 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4340 2016-09-23 Martin Liska <mliska@suse.cz>
4343 * config/i386/i386.c (ix86_option_override_internal): Change
4344 signature and return false when there's an error related to
4346 (release_options_strings): New function.
4347 (ix86_valid_target_attribute_tree): Call the function.
4349 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4351 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
4352 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
4353 (gen_hsa_ctor_assignment): Likewise.
4354 * print-tree.c (print_node): Likewise.
4355 * tree-dump.c (dequeue_and_dump): Likewise.
4356 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4357 * expr.c (store_constructor): Likewise.
4358 * fold-const.c (operand_equal_p): Likewise.
4359 * tree-pretty-print.c (dump_generic_node): Likewise.
4360 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
4361 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
4363 2016-09-23 Richard Biener <rguenther@suse.de>
4365 * hooks.h (hook_uint_uintp_false): Declare.
4367 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4369 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
4370 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
4372 2016-09-22 Martin Sebor <msebor@redhat.com>
4375 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
4376 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
4377 (target_int_min): Correct computation.
4378 (format_integer): Use long long as the argument for the ll length
4380 (format_floating): Use target_int_max().
4381 (get_string_length): Same.
4382 (format_string): Avoid setting the bounded flag for strings
4384 (try_substitute_return_value): Avoid setting range info when
4385 the result isn't bounded.
4386 * varasm.c (assemble_name): Increase buffer size.
4388 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
4389 Terry Guo <terry.guo@arm.com>
4391 * target.def (elf_flags_numeric): New target hook.
4392 * targhooks.h (default_asm_elf_flags_numeric): New.
4393 * varasm.c (default_asm_elf_flags_numeric): New.
4394 (default_elf_asm_named_section): Use new target hook.
4395 * config/arm/arm.opt (mpure-code): New.
4396 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
4397 * config/arm/arm.c (arm_asm_init_sections): Add section
4398 attribute to default text section if -mpure-code.
4399 (arm_option_check_internal): Diagnose use of option with
4400 non supported targets and/or options.
4401 (arm_asm_elf_flags_numeric): New.
4402 (arm_function_section): New.
4403 (arm_elf_section_type_flags): New.
4404 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
4406 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
4407 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
4409 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
4411 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
4413 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4415 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
4416 * rtl.h: Adjust prototype.
4418 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4420 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
4421 (prev_active_insn): Likewise.
4422 (active_insn_p): Likewise.
4423 * rtl.h: Adjust prototypes.
4424 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4425 * config/arc/arc.md: Likewise.
4426 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
4427 (branch_needs_nop_p): Likewise.
4428 (use_skip_p): Likewise.
4429 * config/sh/sh.c (gen_block_redirect): Likewise.
4430 (split_branches): Likewise.
4431 * reorg.c (optimize_skip): Likewise.
4432 (fill_simple_delay_slots): Likewise.
4433 (fill_slots_from_thread): Likewise.
4434 (relax_delay_slots): Likewise.
4435 * resource.c (mark_target_live_regs): Likewise.
4437 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4439 * config/cris/cris.c (cris_asm_output_case_end): Change argument
4441 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
4442 (prev_nonnote_nondebug_insn): Likewise.
4443 * config/cris/cris-protos.h: Adjust prototype.
4445 * jump.c (rtx_renumbered_equal_p): Adjust.
4447 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4449 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
4450 * rtl.h: Adjust prototype.
4451 * config/sh/sh.md: Adjust.
4452 * dwarf2out.c (add_var_loc_to_decl): Likewise.
4454 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4456 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
4457 (prev_nondebug_insn): Likewise.
4458 * loop-doloop.c (doloop_condition_get): Likewise.
4459 * rtl.h: Adjust prototype.
4460 * cfgloop.h: Likewise.
4462 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4464 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
4465 (prev_nonnote_insn): Likewise.
4466 * jump.c (reversed_comparison_code_parts): Likewise.
4467 (reversed_comparison): Likewise.
4468 * rtl.h: Adjust prototypes.
4469 * config/arc/arc.md: Adjust.
4470 * cse.c (find_comparison_args): Likewise.
4471 * reorg.c (redundant_insn): Change return type to rtx_insn *.
4472 (fix_reg_dead_note): Change argument type to rtx_insn *.
4473 (delete_prior_computation): Likewise.
4474 (delete_computation): Likewise.
4475 (fill_slots_from_thread): Adjust.
4476 (relax_delay_slots): Likewise.
4477 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4478 (simplify_relational_operation_1): Likewise.
4479 (simplify_ternary_operation): Likewise.
4481 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4483 * config/arc/arc-protos.h (arc_label_align): Change type of
4484 variables from rtx to rtx_insn *.
4485 * config/arc/arc.c (arc_label_align): Likewise.
4486 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
4487 * config/bfin/bfin.c (workaround_speculation): Likewise.
4488 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
4489 (find_last_same_clock): Likewise.
4490 (reorg_split_calls): Likewise.
4491 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
4492 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
4493 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
4494 (same_cmp_following_p): Likewise.
4495 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
4496 (same_cmp_following_p): Likwise.
4497 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
4498 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
4499 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
4500 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
4501 (rl78_alloc_physical_registers_cmp): Likewise.
4502 (rl78_alloc_physical_registers_umul): Likewise.
4503 (rl78_calculate_death_notes): Likewise.
4504 * config/s390/s390-protos.h (s390_label_align): Likewise.
4505 * config/s390/s390.c (s390_label_align): Likewise.
4506 * config/sh/sh.c (barrier_align): Likewise.
4507 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
4508 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
4509 (emit_cbcond_nop): Likewise.
4511 2016-09-22 Martin Liska <mliska@suse.cz>
4514 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4515 alias address matters, not necessarily address of original.
4517 2016-09-22 Richard Biener <rguenther@suse.de>
4520 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4523 2016-09-22 Richard Biener <rguenther@suse.de>
4526 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4527 from constant folding results.
4528 (gimple_resimplify2): Likewise.
4529 (gimple_resimplify3): Likewise.
4531 2016-09-22 Richard Biener <rguenther@suse.de>
4534 * expr.c (expand_expr_real_1): Guard array access against negative
4537 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4539 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4541 (format_floating): Likewise.
4543 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4546 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4547 for all IFN_GOMP_SIMD_* internal fns, not just for
4548 IFN_GOMP_SIMD_ORDERED_*.
4550 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4553 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4554 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4555 instructions when you want to invert the test.
4556 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4557 correct order for XXSEL.
4558 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4559 for using XSCMP{EQ,GT,GE}DP.
4561 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4563 * genconstants.c (main): Introduce noop_reader and convert call
4564 to read_md_files to a method call.
4565 * genenums.c (main): Likewise.
4566 * genmddeps.c (main): Likewise.
4567 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4568 rtx_reader_ptr->get_top_level_filename ().
4569 (write_tm_preds_h): Likewise.
4570 (write_insn_preds_c): Likewise.
4571 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4572 (rtx_handle_directive): Convert to...
4573 (gen_reader::handle_unknown_directive): ...this.
4574 (init_rtx_reader_args_cb): Convert return type from bool to
4575 rtx_reader *. Create a gen_reader instance, using it for the
4576 call to read_md_files. Return it if no errors occur.
4577 (init_rtx_reader_args): Convert return type from bool to
4579 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4580 (init_rtx_reader_args_cb): Likewise.
4581 * read-md.c (struct file_name_list): Move to class rtx_reader.
4582 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4583 (read_md_filename): Delete in favor of
4584 rtx_reader::m_read_md_filename.
4585 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4586 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4587 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4588 (first_dir_md_include): Delete in favor of
4589 rtx_reader::m_first_dir_md_include.
4590 (last_dir_md_include_ptr): Delete in favor of
4591 rtx_reader::m_last_dir_md_include_ptr.
4592 (max_include_len): Delete.
4593 (rtx_reader_ptr): New.
4594 (fatal_with_file_and_line): Use get_filename and get_lineno
4595 accessors of rtx_reader_ptr.
4596 (require_char_ws): Likewise.
4597 (rtx_reader::read_char): New method, based on ::read_char.
4598 (rtx_reader::unread_char): New method, based on ::unread_char.
4599 (read_escape): Use get_filename and get_lineno accessors of
4601 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4602 (read_string): Use get_filename and get_lineno accessors of
4604 (rtx_reader::rtx_reader): New ctor.
4605 (rtx_reader::~rtx_reader): New dtor.
4606 (handle_include): Convert from a function to...
4607 (rtx_reader::handle_include): ...this method, converting
4608 handle_directive from a callback to a virtual function.
4609 (handle_file): Likewise, converting to...
4610 (rtx_reader::handle_file): ...this method.
4611 (handle_toplevel_file): Likewise, converting to...
4612 (rtx_reader::handle_toplevel_file): ...this method.
4613 (rtx_reader::get_current_location): New method.
4614 (parse_include): Convert from a function to...
4615 (rtx_reader::add_include_path): ...this method, dropping redundant
4616 update to unused max_include_len.
4617 (read_md_files): Convert from a function to...
4618 (rtx_reader::read_md_files): ...this method, converting
4619 handle_directive from a callback to a virtual function.
4620 (noop_reader::handle_unknown_directive): New method.
4621 * read-md.h (directive_handler_t): Delete this typedef.
4623 (read_md_file): Delete.
4624 (read_md_lineno): Delete.
4625 (read_md_filename): Delete.
4626 (class rtx_reader): New class.
4627 (rtx_reader_ptr): New decl.
4628 (class noop_reader): New subclass of rtx_reader.
4629 (read_char): Reimplement in terms of rtx_reader::read_char.
4630 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4631 (read_md_files): Delete.
4632 * read-rtl.c (read_rtx_code): Update for deletion of globals
4633 read_md_filename and read_md_lineno.
4635 2016-09-21 Jason Merrill <jason@redhat.com>
4637 * input.h (from_macro_definition_at): New.
4639 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4641 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4643 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4645 PR tree-optimization/77550
4646 * tree-vect-stmts.c (create_array_ref): Change parameters.
4647 (get_group_alias_ptr_type): New function.
4648 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4650 2016-09-21 Marek Polacek <polacek@redhat.com>
4652 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4653 Add falls through comment.
4655 2016-09-21 Richard Biener <rguenther@suse.de>
4657 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4658 (replace_child): Likewise.
4659 (remove_child_TAG): Adjust.
4660 (move_marked_base_types): Likewise.
4661 (prune_unused_types_prune): Clear die_sib of removed children.
4663 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4666 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4667 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4669 2016-09-21 Richard Biener <rguenther@suse.de>
4671 PR tree-optimization/77648
4672 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4674 (make_transitive_closure_constraints): Adjust comment.
4675 (make_any_offset_constraints): New function.
4676 (handle_rhs_call): Make sure to first expand a pointer to all
4677 subfields before transitively closing it.
4678 (handle_const_call): Likewise. Properly expand returned
4680 (handle_pure_call): Likewise.
4682 2016-09-21 Richard Biener <rguenther@suse.de>
4683 Jakub Jelinek <jakub@redhat.com>
4685 PR tree-optimization/77621
4686 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4687 group at non-vectorizable stmts.
4689 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4691 PR tree-optimization/72835
4692 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
4693 (make_new_ssa_for_all_defs): Likewise.
4694 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
4696 2016-09-20 Martin Sebor <msebor@redhat.com>
4699 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
4700 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
4701 * config/linux.c (gnu_libc_printf_pointer_format): New function.
4702 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
4703 * config/sol2.c (solaris_printf_pointer_format): New function.
4704 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
4706 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
4707 * doc/tm.texi: Regenerate.
4708 * gimple-fold.h (get_range_strlen): New function.
4709 (get_maxval_strlen): Declare existing function.
4710 * gimple-fold.c (get_range_strlen): Add arguments and compute both
4711 maximum and minimum.
4712 (get_range_strlen): Define overload.
4713 (get_maxval_strlen): Adjust.
4714 * gimple-ssa-sprintf.c: New file and pass.
4715 * passes.def (pass_sprintf_length): Add new pass.
4716 * targhooks.h (default_printf_pointer_format): Declare new function.
4717 (gnu_libc_printf_pointer_format): Same.
4718 (solaris_libc_printf_pointer_format): Same.
4719 * targhooks.c (default_printf_pointer_format): Define new function.
4720 * tree-pass.h (make_pass_sprintf_length): Declare new function.
4721 * print-tree.c: Increase buffer size.
4723 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4725 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
4727 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4729 * common.opt: New option -fipa-vrp.
4730 * ipa-cp.c (ipa_get_vr_lat): New.
4731 (ipcp_vr_lattice::print): Likewise.
4732 (print_all_lattices): Call ipcp_vr_lattice::print.
4733 (ipcp_vr_lattice::meet_with): New.
4734 (ipcp_vr_lattice::meet_with_1): Likewise.
4735 (ipcp_vr_lattice::top_p): Likewise.
4736 (ipcp_vr_lattice::bottom_p): Likewsie.
4737 (ipcp_vr_lattice::set_to_bottom): Likewise.
4738 (set_all_contains_variable): Call VR set_to_bottom.
4739 (initialize_node_lattices): Init VR lattices.
4740 (propagate_vr_accross_jump_function): New.
4741 (propagate_constants_accross_call): Call
4742 propagate_vr_accross_jump_function.
4743 (ipcp_store_vr_results): New.
4744 (ipcp_driver): Handle VR.
4745 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
4746 (ipa_set_jf_unknown): Likewise.
4747 (ipa_compute_jump_functions_for_edge): Likewise.
4748 (ipa_node_params_t::duplicate): Likewise.
4749 (ipa_write_jump_function): Likewise.
4750 (ipa_read_jump_function): Likewise.
4751 (write_ipcp_transformation_info): Likewise.
4752 (read_ipcp_transformation_info): Likewise.
4753 (ipcp_update_vr): New.
4754 (ipcp_transform_function): Handle VR.
4755 * ipa-prop.h (struct ipa_vr): New.
4756 * cgraph.c: Include tree-vrp.h.
4757 * cgraphunit.c: Likewise.
4758 * ipa-utils.c: Likewise.
4761 * toplev.c: Likewise.
4762 * ipa-devirt.c: Likewise.
4763 * ipa-inline-transform.c: Likewise.
4764 * ipa-inline.c: Likewise.
4765 * ipa-profile.c: Likewise.
4767 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4769 * doc/invoke.texi: Document -fdump-tree-evrp.
4770 * passes.def: Define new pass_early_vrp.
4771 * timevar.def: Define new TV_TREE_EARLY_VRP.
4772 * tree-pass.h (make_pass_early_vrp): New.
4773 * tree-ssa-propagate.c: Make replace_uses_in non static.
4774 * tree-ssa-propagate.h: Export replace_uses_in.
4775 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
4776 (extract_range_from_assert): Factor out
4777 extract_range_for_var_from_comparison_expr.
4778 (vrp_initialize_lattice): New.
4779 (vrp_initialize): Factor out vrp_initialize_lattice.
4780 (vrp_valueize): Fix it to reject complex value ranges.
4781 (vrp_free_lattice): New.
4782 (evrp_dom_walker::before_dom_children): Likewise.
4783 (evrp_dom_walker::after_dom_children): Likewise.
4784 (evrp_dom_walker::push_value_range): Likewise.
4785 (evrp_dom_walker::pop_value_range): Likewise.
4786 (execute_early_vrp): Likewise.
4787 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4788 (make_pass_early_vrp): New.
4790 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4792 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4793 instead of exact_log2.
4795 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4798 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4799 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4800 (ix86_add_stmt_cost): Penalize DFmode vector operations
4801 for !TARGET_VECTORIZE_DOUBLE.
4803 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4805 * doc/invoke.texi (Warning Options): Simplify language.
4806 (Optimize Options): Complete sentence.
4808 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4810 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4813 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4816 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4817 inits on power8 and above, use the VMRGEW instruction instead of a
4820 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4821 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4824 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4826 * config/aarch64/arm_neon.h
4827 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4828 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4829 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4831 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4833 * config/var/vax.h (ELIMINABLE_REGS): Define.
4834 (INITIAL_ELIMINATION_OFFSET): Define.
4836 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4839 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4840 cast to void * if the cast is from some other pointer type.
4842 2016-09-20 Richard Biener <rguenther@suse.de>
4844 PR tree-optimization/77646
4845 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4848 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4850 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4851 attributes to all inlined functions and make them extern.
4853 2016-09-20 Richard Biener <rguenther@suse.de>
4855 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4857 * debug.c (do_nothing_debug_hooks): Adjust.
4858 * dbxout.c (dbx_debug_hooks): Likewise.
4859 * sdbout.c (sdb_debug_hooks): Likewise.
4860 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4861 (dwarf2out_finish): Move producer, filename and
4863 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4864 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4866 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4869 * doc/invoke.texi: Document -Wint-in-bool-context.
4872 * dwarf2out.c (output_loc_operands): Fix an assertion.
4874 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4876 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4877 (CR_DECIMAL_DIG): New macro.
4879 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4881 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4884 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4886 PR rtl-optimization/77416
4887 * lra-remat.c (operand_to_remat): Process hard coded insn
4890 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4892 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4893 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4895 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4897 * target.def (lra_p): Wordsmithing.
4898 * doc/tm.texi: Regenerate.
4900 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4901 Jan Hubicka <jh@suse.cz>
4904 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4905 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4906 Call ultimate_alias_target just once, not up to 4 times.
4908 2016-09-19 Richard Biener <rguenther@suse.de>
4910 * dwarf2out.c (early_dwarf_finished): New global.
4911 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4913 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4914 if called from LTO exit early.
4915 (dwarf2out_late_global_decl): When being during the early
4916 debug phase do not add locations but only const value attributes.
4917 Adjust the way we generate early DIEs for LTO.
4919 2016-09-19 Richard Biener <rguenther@suse.de>
4922 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4923 proper niter to bound the loops.
4925 2016-09-19 Richard Biener <rguenther@suse.de>
4927 PR tree-optimization/77514
4928 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4929 search for folded stmt.
4931 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4933 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4934 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4935 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4936 fsm_find_thread_path, profitable_jump_thread_path,
4937 fsm_find_control_statement_thread_paths,
4938 find_jump_threads_backwards): Add speed_p parameter.
4939 (pass_data_early_thread_jumps): New pass.
4940 (make_pass_early_thread_jumps): New function.
4942 2016-09-17 Andreas Schwab <schwab@suse.de>
4944 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4945 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4947 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4949 * recog.c (rest_of_handle_split_after_reload): Delete.
4950 (pass_split_after_reload::gate): New method.
4951 (pass_split_after_reload::execute): Call split_all_insns directly.
4953 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4955 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4956 parameters for functions taking long long arguments.
4958 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4961 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4962 splat with truncate.
4964 2016-09-16 Jason Merrill <jason@redhat.com>
4966 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4968 * hwint.c (exact_log2): Use pow2p_hwi.
4969 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4970 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4971 * builtins.c (get_object_alignment_2, get_object_alignment)
4972 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
4974 * calls.c (compute_argument_addresses, store_one_arg): Use
4976 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
4977 * combine.c (force_to_mode): Use least_bit_hwi.
4978 (contains_muldiv, find_split_point, combine_simplify_rtx)
4979 (simplify_if_then_else, simplify_set, force_to_mode)
4980 (if_then_else_cond, simplify_and_const_int_1)
4981 (simplify_compare_const): Use pow2p_hwi.
4982 * cse.c (fold_rtx): Use pow2p_hwi.
4983 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
4985 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
4986 (init_expmed_one_conv): Use pow2p_hwi.
4987 * expr.c (is_aligning_offset): Use pow2p_hwi.
4988 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
4989 (fold_binary_loc): Use pow2p_hwi.
4990 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
4991 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
4992 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
4993 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
4995 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
4996 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
4997 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
4998 * omp-low.c (oacc_loop_fixed_partitions)
4999 (oacc_loop_auto_partitions): Use least_bit_hwi.
5000 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
5001 * stor-layout.c (place_field): Use least_bit_hwi.
5002 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
5003 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
5004 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
5005 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
5006 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
5007 * tree-vect-data-refs.c (vect_analyze_group_access_1)
5008 (vect_grouped_store_supported, vect_grouped_load_supported)
5009 (vect_permute_load_chain, vect_shift_permute_load_chain)
5010 (vect_transform_grouped_load): Use pow2p_hwi.
5011 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
5012 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
5013 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
5015 * tsan.c (instrument_expr): Use least_bit_hwi.
5016 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
5018 2016-09-16 Andreas Schwab <schwab@suse.de>
5020 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
5022 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5024 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5027 * combine.c (rest_of_handle_combine): If any edges have been purged,
5028 free dominators if available.
5030 2016-09-16 Jakub Jelinek <jakub@redhat.com>
5031 Eric Botcazou <ebotcazou@adacore.com>
5034 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
5035 through into expand_addsub_overflow after expand_neg_overflow.
5037 2016-09-15 David Malcolm <dmalcolm@redhat.com>
5039 * diagnostic-show-locus.c
5040 (selftest::test_fixit_insert_containing_newline): New function.
5041 (selftest::test_fixit_replace_containing_newline): New function.
5042 (selftest::diagnostic_show_locus_c_tests): Call the above.
5044 2016-09-15 Bin Cheng <bin.cheng@arm.com>
5046 PR tree-optimization/77503
5047 * tree-vect-loop.c (vectorizable_reduction): Record reduction
5048 code for CONST_COND_REDUCTION at analysis stage and use it at
5050 * tree-vectorizer.h (struct _stmt_vec_info): New field.
5051 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
5052 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
5055 2016-09-15 Richard Biener <rguenther@suse.de>
5058 * fold-const.c (split_tree): Do not split constant ~X.
5060 2016-09-15 Jakub Jelinek <jakub@redhat.com>
5062 PR rtl-optimization/77425
5063 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
5067 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
5068 use %qs instead of %s where desirable, use argument instead of arg in
5069 the diagnostic wording, add list of supported strategies and
5071 (ix86_option_override_internal): Emit target("m...") instead of
5072 option("m...") in the diagnostic. Use %qs instead of %s in invalid
5073 -march/-mtune option diagnostic. Add list of supported arches/tunings
5074 and spellcheck hint. Remove prefix, suffix and sw variables, use
5075 main_args_p ? "..." : "..." in diagnostics to make translation
5078 2016-09-15 Richard Biener <rguenther@suse.de>
5080 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
5081 extra offset argument.
5082 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
5083 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
5084 to reflect new offset parameter.
5085 * doc/tm.texi: Regenerate.
5086 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5087 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
5089 (darwin_asm_output_dwarf_offset): Likewise.
5090 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
5092 (darwin_asm_output_dwarf_offset): Pass offset argument through.
5093 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5094 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5096 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
5099 * ipa-icf.c (set_alias_uids): New function.
5100 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
5101 all the merged variable's referring aliases.
5103 2016-09-15 Richard Biener <rguenther@suse.de>
5105 PR tree-optimization/77514
5106 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
5107 only forced_stmts sequence.
5109 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
5111 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
5112 * cfgexpand.c (update_alias_info_with_stack_vars): Use
5113 FOR_EACH_SSA_NAME to iterate over SSA variables.
5114 (pass_expand::execute): Likewise.
5115 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
5116 * tree-cfg.c (dump_function_to_file): Likewise.
5117 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
5118 (update_ssa): Likewise.
5119 * tree-ssa-alias.c (dump_alias_info): Likewise.
5120 * tree-ssa-ccp.c (ccp_finalize): Likewise.
5121 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
5122 (create_outofssa_var_map): Likewise.
5123 (coalesce_ssa_name): Likewise.
5124 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
5125 * tree-ssa-pre.c (compute_avail): Likewise.
5126 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
5127 (scc_vn_restore_ssa_info): Likewise.
5128 (free_scc_vn): Likwise.
5129 (run_scc_vn): Likewise.
5130 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
5131 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
5132 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5133 * tree-ssa.c (verify_ssa): Likewise.
5135 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
5137 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
5138 and mips64r2 as default 32-bit and 64-bit architectures.
5139 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
5140 as default 32-bit and 64-bit architectures.
5142 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
5144 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
5147 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5149 * target.def (lra_p): Change commentary (for the manual) for the
5151 * doc/tm.texi: Regenerate.
5153 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5155 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
5156 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
5157 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
5158 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
5160 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5162 * targhooks.c (default_lra_p): Return true instead of false.
5164 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5166 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
5167 hook_bool_void_false.
5168 * config/avr/avr.c: Ditto.
5169 * config/bfin/bfin.c: Ditto.
5170 * config/c6x/c6x.c: Ditto.
5171 * config/cr16/cr16.c: Ditto.
5172 * config/cris/cris.c: Ditto.
5173 * config/epiphany/epiphany.c: Ditto.
5174 * config/fr30/fr30.c: Ditto.
5175 * config/frv/frv.c: Ditto.
5176 * config/h8300/h8300.c: Ditto.
5177 * config/ia64/ia64.c: Ditto.
5178 * config/iq2000/iq2000.c: Ditto.
5179 * config/lm32/lm32.c: Ditto.
5180 * config/m32c/m32c.c: Ditto.
5181 * config/m32r/m32r.c: Ditto.
5182 * config/m68k/m68k.c: Ditto.
5183 * config/mcore/mcore.c: Ditto.
5184 * config/microblaze/microblaze.c: Ditto.
5185 * config/mmix/mmix.c: Ditto.
5186 * config/mn10300/mn10300.c: Ditto.
5187 * config/moxie/moxie.c: Ditto.
5188 * config/msp430/msp430.c: Ditto.
5189 * config/nios2/nios2.c: Ditto.
5190 * config/nvptx/nvptx.c: Ditto.
5191 * config/pa/pa.c: Ditto.
5192 * config/pdp11/pdp11.c: Ditto.
5193 * config/rl78/rl78.c: Ditto.
5194 * config/sparc/sparc.c: Ditto.
5195 * config/spu/spu.c: Ditto.
5196 * config/stormy16/stormy16.c: Ditto.
5197 * config/tilegx/tilegx.c: Ditto.
5198 * config/tilepro/tilepro.c: Ditto.
5199 * config/v850/v850.c: Ditto.
5200 * config/vax/vax.c: Ditto.
5201 * config/visium/visium.c: Ditto.
5202 * config/xtensa/xtensa.c: Ditto.
5204 2016-09-14 Jakub Jelinek <jakub@redhat.com>
5207 * tsan.c: Include target.h.
5208 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
5209 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
5210 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
5211 BUILT_IN_ATOMIC_TEST_AND_SET entries.
5212 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
5214 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
5215 Martin Liska <mliska@suse.cz>
5218 * predict.c (force_edge_cold): Add braces to a condition.
5220 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
5222 PR rtl-optimization/77289
5223 * lra-constraints.c (get_final_hard_regno): Removed.
5224 (get_hard_regno): Add new parameter final_p.
5225 (get_reg_class): Directly call lra_get_elimination_hard_regno.
5226 (operands_match_p): Adjust call to get_hard_regno.
5227 (uses_hard_regs_p): Likewise.
5228 (process_alt_operands): Likewise.
5230 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
5233 * config/msp430/msp430.c (msp430_start_function): Emit an error
5234 if a function is both weak and specifies an interrupt number.
5236 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5238 PR tree-optimization/77454
5239 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
5240 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
5243 2016-09-13 Tamar Christina <tamar.christina@arm.com>
5245 * config/aarch64/aarch64-builtins.c
5246 (aarch64_init_simd_builtins): Fix builtin type signature printing.
5248 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
5250 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
5251 SFmode and SCmode arguments by reference.
5253 2016-09-13 David Malcolm <dmalcolm@redhat.com>
5255 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
5257 (selftest::test_one_liner_fixit_insert_before): ...this, and update
5258 for renaming of add_fixit_insert to add_fixit_insert_before.
5259 (selftest::test_one_liner_fixit_insert_after): New function.
5260 (selftest::test_one_liner_fixit_validation_adhoc_locations):
5261 Update for renaming of add_fixit_insert to add_fixit_insert_before.
5262 (selftest::test_one_liner_many_fixits): Likewise.
5263 (selftest::test_diagnostic_show_locus_one_liner): Update for
5264 renaming, call new test function.
5265 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
5266 renaming of add_fixit_insert to add_fixit_insert_before.
5267 (selftest::test_fixit_consolidation): Likewise.
5268 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
5270 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
5271 (selftest::test_applying_fixits_insert_before): ...this.
5272 (selftest::test_applying_fixits_insert): Update for renaming of
5273 add_fixit_insert to add_fixit_insert_before.
5274 (selftest::test_applying_fixits_insert_after): New function.
5275 (selftest::test_applying_fixits_insert_after_at_line_end): New
5277 (selftest::test_applying_fixits_insert_after_failure): New function.
5278 (selftest::test_applying_fixits_multiple): Update for renaming of
5279 add_fixit_insert to add_fixit_insert_before.
5280 (selftest::change_line): Likewise.
5281 (selftest::test_applying_fixits_unreadable_file): Likewise.
5282 (selftest::test_applying_fixits_line_out_of_range): Likewise.
5283 (selftest::test_applying_fixits_column_validation): Likewise.
5284 (selftest::test_applying_fixits_column_validation): Likewise.
5285 (selftest::edit_context_c_tests): Update for renamed test function;
5286 call new test functions.
5288 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
5290 PR tree-optimization/77536
5291 PR rtl-optimization/68212
5292 * config/rs6000/rs6000.md (div->recip splitter): Remove
5293 optimize_insn_for_speed_p condition.
5295 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
5297 * optabs.c (prepare_cmp_insn): Update documentation comment.
5299 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5300 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5303 * opts.h (candidates_list_and_hint): Declare.
5304 * opts-common.c (candidates_list_and_hint): New function.
5305 (cmdline_handle_error): Use it.
5307 2016-09-12 David Malcolm <dmalcolm@redhat.com>
5309 * edit-context.c (edited_line::get_len): New accessor.
5310 (edited_file::print_diff): Split out hunk-printing into...
5311 (edited_file::print_diff_hunk): New method.
5312 (edited_file::print_diff_line): New method.
5314 2016-09-12 Andrew Pinski <apinski@cavium.com>
5316 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
5318 * config/aarch64/aarch64.c (thunderx_tunings): Enable
5319 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
5320 (aarch64_operands_ok_for_ldpstp): Return false if
5321 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
5322 was SImode and the alignment is less than 8 byte.
5323 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5325 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
5328 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
5330 2016-09-12 Marek Polacek <polacek@redhat.com>
5332 * doc/extend.texi: Use lowercase "boolean".
5333 * doc/invoke.texi: Likewise.
5334 * doc/md.texi: Likewise.
5335 * target.def: Likewise.
5336 * doc/tm.texi: Regenerated.
5338 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5341 * expmed.c (synth_mult): Delete duplicate mode check.
5343 2016-09-10 Tom de Vries <tom@codesourcery.com>
5346 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
5348 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
5349 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
5351 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
5353 PR rtl-optimization/77289
5354 * lra-constraints.c (get_final_hard_regno): Add support for non hard
5355 register numbers. Remove support for subregs.
5356 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
5357 (get_reg_class): Delete removed get_final_hard_regno() argument.
5358 (uses_hard_regs_p): Call get_final_hard_regno().
5360 2016-09-09 Martin Sebor <msebor@redhat.com>
5364 * pretty-print.c (pp_quoted_string): New function.
5365 (pp_format): Call it for %c and %s directives.
5367 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
5369 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
5370 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
5371 INITIAL_ELIMINATION_OFFSET) : Update documentation.
5372 * target.def (frame_pointer_required, can_eliminate): Likewise.
5373 * doc/tm.texi: Regenerated.
5374 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
5376 * df-scan.c (df_hard_reg_init): Likewise.
5377 * ira.c (ira_setup_eliminable_regset): Likewise.
5378 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
5379 init_elim_table): Likewise.
5380 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
5381 set_initial_elim_offsets, update_eliminables,
5382 init_elim_table): Likewise.
5383 * rtlanal.c (get_initial_register_offset): Likewise.
5384 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5385 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5386 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5387 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5388 * config/fr30/fr30.h: Fix comment.
5389 * config/frv/frv.c: Likewise.
5390 * config/frv/frv.h: Likewise.
5391 * config/ft32/ft32.h: Likewise.
5392 * config/visium/visium.h: Likewise.
5393 * config/pa/pa64-linux.h: Likewise.
5394 * config/v850/v850.h: Likewise.
5395 * config/cris/cris.c: Likewise.
5396 * config/ia64/ia64.h: Likewise.
5397 * config/moxie/moxie.h: Likewise.
5398 * config/m32r/m32r.h: Likewise.
5400 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
5403 * config.in: Regenerate.
5404 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
5406 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
5407 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
5408 static-libmpxwrappers case.
5409 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
5410 MPX_LD_AS_NEEDED_GUARD_POP.
5411 * configure: Regenerate.
5412 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
5413 defined if linker support "--push-state"/"--pop-state".
5415 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
5417 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
5419 2016-09-09 Joseph Myers <joseph@codesourcery.com>
5421 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
5422 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
5423 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
5424 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
5425 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
5426 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
5427 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
5429 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
5430 width macros from TS 18661-1.
5431 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
5433 2016-09-08 Jakub Jelinek <jakub@redhat.com>
5436 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
5437 OMP_CLAUSE_SAFELEN_EXPR.
5439 2016-09-07 David Malcolm <dmalcolm@redhat.com>
5441 * Makefile.in (OBJS): Add substring-locations.o.
5442 * langhooks-def.h (class substring_loc): New forward decl.
5443 (lhd_get_substring_location): New decl.
5444 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
5445 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
5446 * langhooks.c (lhd_get_substring_location): New function.
5447 * langhooks.h (class substring_loc): New forward decl.
5448 (struct lang_hooks): Add field get_substring_location.
5449 * substring-locations.c: New file, taking definition of
5450 format_warning_va and format_warning_at_substring from
5451 c-family/c-format.c, making them non-static.
5452 * substring-locations.h (class substring_loc): Move class here
5453 from c-family/c-common.h. Add and rewrite comments.
5454 (format_warning_va): New decl.
5455 (format_warning_at_substring): New decl.
5456 (get_source_location_for_substring): Add comment.
5458 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
5460 * config/i386/i386.c: Add 'U' suffix to processor feature bits
5461 to avoid -Wnarrowing warning.
5462 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
5463 * opts.c: Likewise for SANITIZER_OPT bitmasks.
5465 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
5467 * config/aarch64/aarch64.c (aarch64_legitimize_address):
5468 Avoid use of base_offset if offset already in range.
5470 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
5472 * config/sh/sh-protos.h (struct sh_atomic_model,
5473 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5474 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5475 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
5476 * config/sh/sh.h (struct sh_atomic_model,
5477 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5478 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5479 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
5480 Guard with __cplusplus.
5482 2016-09-06 Jakub Jelinek <jakub@redhat.com>
5485 * config/i386/i386.c (ix86_expand_builtin): For builtin with
5486 unsupported or unknown ISA, use expand_call.
5488 2016-09-06 Martin Liska <mliska@suse.cz>
5490 PR gcov-profile/77378
5491 PR gcov-profile/77466
5492 * tree-profile.c (tree_profiling): Detect whether target can use
5493 -fprofile-update=atomic.
5495 2016-09-06 Richard Biener <rguenther@suse.de>
5497 PR tree-optimization/77479
5498 * tree-vrp.c (update_value_range): Extend overflow handling to
5501 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5504 * config/i386/i386.md (isa): Add x64_avx512bw.
5505 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
5506 (kmov_isa): New mode attr.
5507 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
5508 (*zero_extend<mode>si2): Likewise.
5509 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
5511 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5513 * doc/invoke.texi (SPU Options): nops -> NOPs.
5514 (x86 Options): Ditto.
5516 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5519 * toplev.c (process_options): Temporarily set input_location
5520 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5522 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5524 PR rtl-optimization/77452
5525 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5526 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5528 2016-09-05 Marek Polacek <polacek@redhat.com>
5531 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5533 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5536 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5537 *insn_out == '*' test. Don't copy unnecessary to yet another
5538 memory buffer, and don't leak it.
5540 PR rtl-optimization/77425
5541 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5543 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5545 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5547 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5549 * common.opt (fdiagnostics-generate-patch): New option.
5550 * diagnostic.c: Include "edit-context.h".
5551 (diagnostic_initialize): Initialize context->edit_context_ptr.
5552 (diagnostic_finish): Delete context->edit_context_ptr.
5553 (diagnostic_report_diagnostic): Add fix-it hints from the
5554 diagnostic to context->edit_context_ptr, if any.
5555 * diagnostic.h (class edit_context): Add forward decl.
5556 (struct diagnostic_context): Add field "edit_context_ptr".
5557 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5558 -fdiagnostics-generate-patch.
5559 (-fdiagnostics-generate-patch): New item.
5560 * toplev.c: Include "edit-context.h".
5561 (process_options): Set global_dc->edit_context_ptr to a new
5562 edit_context if the options need one.
5563 (toplev::main): Handle -fdiagnostics-generate-patch by using
5564 global_dc->edit_context_ptr.
5566 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5569 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5570 map and firstprivate clauses on target construct for _Atomic
5572 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5573 on target construct for _Atomic qualified decls.
5574 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5576 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5577 _Atomic qualified arguments not mentioned in uniform clause.
5579 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5581 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5582 * diagnostic-color.c (color_dict): Add "diff-filename",
5583 "diff-hunk", "diff-delete", and "diff-insert".
5584 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5585 to reflect above changes.
5586 * doc/invoke.texi (-fdiagnostics-color): Update description of
5587 default GCC_COLORS, and of the supported capabilities.
5588 * edit-context.c: New file.
5589 * edit-context.h: New file.
5590 * input.c (struct fcache): Add field "missing_trailing_newline".
5591 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5593 (add_file_to_cache_tab): Likewise.
5594 (fcache::fcache): Likewise.
5595 (get_next_line): Update c->missing_trailing_newline.
5596 (location_missing_trailing_newline): New function.
5597 * input.h (location_missing_trailing_newline): New decl.
5598 * selftest-run-tests.c (selftest::run_tests): Call
5599 edit_context_c_tests.
5600 * selftest.h (edit_context_c_tests): New decl.
5602 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5603 Richard Biener <rguenth@suse.de>
5605 PR tree-optimization/77444
5606 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5607 as steptype, remove redundant initialization.
5609 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5612 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5613 (sanopt_optimize_walker): Optimize away
5614 __asan_before_dynamic_init (...) followed by
5615 __asan_after_dynamic_init () without intervening memory loads/stores.
5616 * ipa-pure-const.c (special_builtin_state): Handle
5617 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5618 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5620 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5622 * cfg.c (free_original_copy_tables): Replace second assignment of
5623 bb_copy = NULL by bb_original = NULL.
5625 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5628 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5629 assignment added in r216794.
5631 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5633 * Makefile.in (OBJS): Add typed-splay-tree.o.
5634 * selftest-run-tests.c (selftest::run_tests): Call
5635 typed_splay_tree_c_tests.
5636 * selftest.h (typed_splay_tree_c_tests): New decl.
5637 * typed-splay-tree.c: New file.
5638 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5639 (typed_splay_tree::max): New method.
5640 (typed_splay_tree::min): New method.
5641 (typed_splay_tree::foreach): New method.
5642 (typed_splay_tree::closure): New struct.
5643 (typed_splay_tree::inner_foreach_fn): New function.
5645 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5647 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5648 -fipa-cp-bit to -fipa-bit-cp.
5650 2016-09-01 Martin Sebor <msebor@redhat.com>
5652 PR tree-optimization/71831
5653 * tree-object-size.h: Return bool instead of the size and add
5654 argument for the size.
5655 * tree-object-size.c (compute_object_offset): Update signature.
5656 (addr_object_size): Same.
5657 (compute_builtin_object_size): Return bool instead of the size
5658 and add argument for the size. Handle POINTER_PLUS_EXPR when
5659 optimization is disabled.
5660 (expr_object_size): Adjust.
5661 (plus_stmt_object_size): Adjust.
5662 (pass_object_sizes::execute): Adjust.
5663 * builtins.c (fold_builtin_object_size): Adjust.
5664 * doc/extend.texi (Object Size Checking): Update.
5665 * ubsan.c (instrument_object_size): Adjust.
5667 2016-09-01 Martin Sebor <msebor@redhat.com>
5669 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5670 it fits the output of the formatted function regardless of its
5672 * gcc/genmodes.c (parser::parse_expr): Same.
5673 * gimplify.c (gimplify_asm_expr): Same.
5674 * passes.c (pass_manager::register_one_dump_file): Same.
5675 * print-tree.c (print_node): Same.
5677 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5679 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5681 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5683 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5685 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5687 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5688 * config/rs6000/vector.md: Ditto.
5689 * config/rs6000/vsx.md: Ditto.
5691 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5693 * ipa-inline-analysis.c (param_change_prob): Get to the base object
5696 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5698 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
5699 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
5700 *return_and_restore_gpregs_<mode>_r11,
5701 *return_and_restore_gpregs_<mode>_r12,
5702 *return_and_restore_gpregs_<mode>_r1,
5703 *return_and_restore_fpregs_<mode>_r11,
5704 *return_and_restore_fpregs_<mode>_r12,
5705 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
5706 directly instead of via the "l" constraint. Renumber operands.
5709 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5711 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
5712 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
5713 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
5714 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
5715 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
5716 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
5717 *call_value_nonlocal_darwin64, reload_macho_picbase,
5718 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
5719 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
5720 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
5721 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
5722 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
5723 *save_fpregs_<mode>_r1): Ditto.
5724 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
5725 *return_and_restore_gpregs_spe): Ditto.
5727 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5729 * config/rs6000/rs6000.md
5730 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
5731 the use of the link register.
5732 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
5734 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5735 Michael Meissner <meissner@linux.vnet.ibm.com>
5738 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
5739 reg+reg addressing for TImode.
5740 (rs6000_legitimate_address_p): Only allow register indirect
5741 addressing for TImode, even without TARGET_QUAD_MEMORY.
5743 2016-09-01 Richard Biener <rguenther@suse.de>
5746 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
5747 check whether the result fits the desired result type.
5749 2016-09-01 Nathan Sidwell <nathan@acm.org>
5751 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
5753 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
5755 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5757 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
5759 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5761 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
5762 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
5763 for comparisons of integer ZERO_EXTEND against zero.
5765 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5767 * config/i386/i386.c (ix86_option_override_internal): Also disable the
5768 STV pass if -mstackrealign is enabled.
5770 2016-08-31 Ilya Verbin <iverbin@gmail.com>
5772 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
5775 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5777 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
5778 (layout_range::intersects_line_p): New method.
5779 (test_range_contains_point_for_single_point): Rename to...
5780 (test_layout_range_for_single_point): ...this, and add testing
5781 for layout_range::intersects_line_p.
5782 (test_range_contains_point_for_single_line): Rename to...
5783 (test_layout_range_for_single_line): ...this, and add testing
5784 for layout_range::intersects_line_p.
5785 (test_range_contains_point_for_multiple_lines): Rename to...
5786 (test_layout_range_for_multiple_lines): ...this, and add testing
5787 for layout_range::intersects_line_p.
5788 (layout::layout): Populate m_fixit_hints.
5789 (layout::get_expanded_location): Handle the case of a line-span
5791 (layout::validate_fixit_hint_p): New method.
5792 (get_line_span_for_fixit_hint): New function.
5793 (layout::calculate_line_spans): Add spans for fixit-hints.
5794 (layout::should_print_annotation_line_p): New method.
5795 (layout::print_any_fixits): Drop param "richloc", instead using
5796 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5797 (diagnostic_show_locus): Avoid printing blank annotation lines.
5798 (selftest::test_diagnostic_context::test_diagnostic_context):
5799 Initialize show_column and start_span.
5800 (selftest::test_diagnostic_context::start_span_cb): New static
5802 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5803 (selftest::diagnostic_show_locus_c_tests): Update for function
5804 renamings. Call test_diagnostic_show_locus_fixit_lines.
5806 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5808 PR tree-optimization/73714
5809 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5811 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5813 * selftest.c: Move "namespace selftest {" to top of file,
5814 removing explicit "selftest::" qualifiers throughout.
5816 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5818 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5820 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5821 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5822 Replace builtin with vector extension.
5823 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5825 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5826 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5827 Replace builtin with vector extension.
5828 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5829 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5830 Replace builtin with vector extension.
5831 * config/i386/xmmintrin.h (__m128_u): New type.
5832 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5833 (_mm_load_ps, _mm_store_ps): Simplify.
5835 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5837 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5839 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5841 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5842 than 3 ranges per diagnostic by alternating between color 1 and
5844 (layout::layout): Replace use of rich_location::MAX_RANGES
5845 with richloc->get_num_locations ().
5846 (layout::calculate_line_spans): Replace use of
5847 rich_location::MAX_RANGES with m_layout_ranges.length ().
5848 (layout::print_annotation_line): Handle arbitrary numbers of
5849 ranges in caret-printing by defaulting to '^'.
5850 (selftest::test_one_liner_many_fixits): New function.
5851 (test_diagnostic_show_locus_one_liner): Call it.
5852 * diagnostic.c (diagnostic_initialize): Update for renaming
5853 of rich_location::MAX_RANGES to
5854 rich_location::STATICALLY_ALLOCATED_RANGES.
5855 * diagnostic.h (struct diagnostic_context): Likewise.
5857 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5859 * selftest.c (selftest::named_temp_file::named_temp_file): New
5861 (selftest::temp_source_file::~temp_source_file): Move to...
5862 (selftest::named_temp_file::~named_temp_file): ...here.
5863 (selftest::test_named_temp_file): New function.
5864 (selftest::selftest_c_tests): Call test_named_temp_file.
5865 * selftest.h (class named_temp_file): New class.
5866 (class temp_source_file): Convert to a subclass of named_temp_file.
5868 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5870 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5871 USEs of LR_REGNO in returns and sibcalls.
5872 (rs6000_output_mi_thunk): Similar.
5873 (rs6000_sibcall_aix): Similar.
5874 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5875 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5876 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5877 Remove the USE of LR_REGNO from the patterns as well. Delete an
5879 (return_internal_<mode>): Delete.
5881 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5883 * gcc/config/aarch64/aarch64-simd.md
5884 (aarch64_ld2<mode>_dreg_le): New.
5885 (aarch64_ld2<mode>_dreg_be): New.
5886 (aarch64_ld2<mode>_dreg): Removed.
5887 (aarch64_ld3<mode>_dreg_le): New.
5888 (aarch64_ld3<mode>_dreg_be): New.
5889 (aarch64_ld3<mode>_dreg): Removed.
5890 (aarch64_ld4<mode>_dreg_le): New.
5891 (aarch64_ld4<mode>_dreg_be): New.
5892 (aarch64_ld4<mode>_dreg): Removed.
5893 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5895 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5897 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5898 redundant location param.
5899 (test_one_liner_fixit_remove): Likewise.
5900 (test_one_liner_fixit_replace): Likewise.
5901 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5902 * gcc-rich-location.c
5903 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5904 get_range_from_loc. Drop overload taking a const char *.
5905 * gcc-rich-location.h
5906 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5909 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5911 * config/linux.c (linux_libc_has_function): Return true on musl.
5913 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5915 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5917 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5919 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5920 used for abnormal egdes.
5922 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5924 PR tree-optimization/72866
5925 * tree-vect-patterns.c (search_type_for_mask): Turn into
5926 a small wrapper, move all code to ...
5927 (search_type_for_mask_1): ... this new function. Add caching
5928 and adjust recursive calls.
5931 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5932 instead of lookup_type_die (type_main_variant (type)) even for array
5936 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5937 constant pool reference return x instead of c.
5939 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5941 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5944 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5947 (selftest::test_make_location_nonpure_range_endpoints): Fix
5950 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5952 * diagnostic-show-locus.c
5953 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5955 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5956 * input.c (get_pure_location): Move to libcpp/line-map.c.
5957 * input.h (get_pure_location): Convert decl to an inline function
5958 calling implementation in libcpp.
5960 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5963 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5964 template for intel asm dialect.
5965 (vec_set_hi_<mode><mask_name>): Ditto.
5967 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5969 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5970 (selftest::fail_formatted): Likewise.
5972 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5974 * input.c (make_location): Call get_start and get_finish
5975 on the endpoints to avoid storing packed ranges or ad-hoc
5977 (selftest::test_make_location_nonpure_range_endpoints): New function.
5978 (selftest::input_c_tests): Call it.
5979 * input.h (get_start): New inline function.
5981 2016-08-29 Tom de Vries <tom@codesourcery.com>
5984 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
5987 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
5989 * Makefile.in (gcov-iov.h): Add dummy recipe.
5991 2016-08-29 Nathan Sidwell <nathan@acm.org>
5993 * config/nvptx/nvptx.c: #include tree-vrp.h.
5995 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
5998 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
5999 HIGH+LO construct during reload.
6001 2016-08-28 Tom de Vries <tom@codesourcery.com>
6004 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
6005 'sysv_abi va_list' attribute.
6006 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
6007 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
6010 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6012 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
6013 * emit-rtl.c (unshare_all_rtl_1): Adjust.
6014 (unshare_all_rtl_again): Likewise.
6015 * function.c (assign_stack_local_1): Likewise.
6016 (assign_stack_temp_for_type): Likewise.
6018 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6020 * cfgbuild.c (make_edges): Adjust.
6021 * cfgrtl.c (can_delete_label_p): Likewise.
6022 * dwarf2cfi.c (create_trace_edges): Likewise.
6023 * except.c (sjlj_emit_dispatch_table): Likewise.
6024 * function.h (struct expr_status): make x_forced_labels a vector.
6025 * jump.c (rebuild_jump_labels_1): Adjust.
6026 * reload1.c (set_initial_label_offsets): Likewise.
6027 * stmt.c (force_label_rtx): Likewise.
6028 (expand_label): Likewise.
6030 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6032 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
6034 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
6036 PR tree-optimization/71077
6037 PR tree-optimization/68542
6038 * fold-const.c (fold_relational_const): Fix folding of
6039 VECTOR_CST comparisons that have a scalar boolean result type.
6040 (selftest::test_vector_folding): New static function.
6041 (selftest::fold_const_c_tests): Call it.
6043 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6045 * doc/extend.texi (SPU Built-in Functions): Remove stale
6046 references to material formerly at IBM and Sony.
6048 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
6051 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
6053 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6055 * diagnostic-show-locus.c
6056 (selftest::test_fixit_consolidation): New function.
6057 (selftest::diagnostic_show_locus_c_tests): Call it.
6058 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
6059 constructor based on source_range.
6061 2016-08-26 David Malcolm <dmalcolm@redhat.com>
6063 * diagnostic-color.c (color_dict): Add "fixit-insert" and
6065 (parse_gcc_colors): Update description of default GCC_COLORS.
6066 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
6067 (colorizer::set_fixit_insert): New method.
6068 (colorizer::set_fixit_delete): New method.
6069 (colorizer::get_color_by_name): New method.
6070 (colorizer::STATE_FIXIT_INSERT): New constant.
6071 (colorizer::STATE_FIXIT_DELETE): New constant.
6072 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
6073 fields in favor of new field "m_stop_color". Add fields
6074 "m_fixit_insert" and "m_fixit_delete".
6075 (colorizer::colorizer): Update for above changes. Replace
6076 colorize_start calls with calls to get_color_by_name.
6077 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
6078 STATE_FIXIT_DELETE. Update for field renamings.
6079 (colorizer::finish_state): Simplify by using m_stop_color,
6080 rather than multiple identical "*_ce" fields.
6081 (colorizer::get_color_by_name): New method.
6082 (layout::print_any_fixits): Print insertions and replacements
6083 using the "fixit-insert" color, and deletions using the
6084 "fixit-delete" color.
6085 * doc/invoke.texi (-fdiagnostics-color): Update description of
6086 default GCC_COLORS, and of the supported capabilities.
6088 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
6090 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
6091 current_function_static_stack_size variable with the static
6092 stack frame size of the current function when
6093 flag_stack_usage_info is enabled.
6095 2016-08-26 Nathan Sidwell <nathan@acm.org>
6097 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
6098 assignment inside if condition.
6100 2016-08-26 Richard Biener <rguenther@suse.de>
6102 PR tree-optimization/69047
6103 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
6104 extracts similar to what FRE does.
6105 (non_rewritable_mem_ref_base): Likewise.
6107 2016-08-26 Joseph Myers <joseph@codesourcery.com>
6109 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
6110 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6111 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6112 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6113 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
6115 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6116 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6117 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6118 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
6119 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6121 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6124 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
6125 reservation duration to 15 cycles.
6126 (cortex_a8_vfp_macs): Likewise.
6127 (cortex_a8_vfp_macd): Likewise.
6128 (cortex_a8_vfp_divs): Likewise.
6129 (cortex_a8_vfp_divd): Likewise.
6131 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6133 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
6134 (aarch_macro_fusion_pair_p): Use above to avoid early return.
6136 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6137 Martin Jambhor <mjambor@suse.cz>
6139 * common.opt: New option -fipa-bit-cp.
6140 * doc/invoke.texi: Document -fipa-bit-cp.
6141 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
6142 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
6143 * tree-ssa-ccp.h: New header file.
6144 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
6145 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
6146 Replace all occurences of tree parameter by two new params: signop, int.
6147 (bit_value_unop_1): Change to bit_value_unop and export it.
6148 Replace all occurences of tree parameter by two new params: signop,
6150 (bit_value_binop): Change call from bit_value_binop_1 to
6152 (bit_value_assume_aligned): Likewise.
6153 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
6154 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
6156 (ccp_finalize): Skip processing if val->mask == 0.
6157 * ipa-cp.c: Include tree-ssa-ccp.h
6158 (ipcp_bits_lattice): New class.
6159 (ipcp_param_lattice (bits_lattice): New member.
6160 (print_all_lattices): Call ipcp_bits_lattice::print.
6161 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
6162 (initialize_node_lattices): Likewise.
6163 (propagate_bits_accross_jump_function): New function.
6164 (propagate_constants_accross_call): Call
6165 propagate_bits_accross_jump_function.
6166 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
6167 (ipcp_store_bits_results): New function.
6168 (ipcp_driver): Call ipcp_store_bits_results.
6169 * ipa-prop.h (ipa_bits): New struct.
6170 (ipa_jump_func): Add new member bits of type ipa_bits.
6171 (ipa_param_descriptor): Change decl to decl_or_type.
6172 (ipa_get_param): Change decl to decl_or_type and assert on
6174 (ipa_get_type): New function.
6175 (ipcp_transformation_summary): New member bits.
6176 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
6177 (ipa_populate_param_decls): Likewise.
6178 (ipa_dump_param): Likewise.
6179 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
6181 (ipa_set_jf_unknown): Set ipa_bits::known to false.
6182 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
6184 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
6185 (ipa_write_jump_function): Add streaming for ipa_bits.
6186 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
6187 (write_ipcp_transformation_info): Add streaming for ipa_bits
6189 (read_ipcp_transfomration_info): Add support for reading streamed
6191 (ipcp_update_bits): New function.
6192 (ipcp_transform_function): Call ipcp_update_bits.
6194 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
6196 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
6197 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
6199 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
6201 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
6203 2016-08-25 Richard Biener <rguenther@suse.de>
6205 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
6206 Only add locations in late dwarf.
6207 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
6208 (dwarf2out_early_finish): But do it here.
6210 2016-08-24 Michael Collison <michael.collison@linaro.org>
6211 Michael Collison <michael.collison@arm.com>
6213 * config/arm/arm-modes.def: Add new condition code mode CC_V
6214 to represent the overflow bit.
6215 * config/arm/arm.c (maybe_get_arm_condition_code):
6216 Add support for CC_Vmode.
6217 (arm_gen_unlikely_cbranch): New function to generate common
6218 rtl conditional branches for overflow patterns.
6219 * config/arm/arm-protos.h: Add prototype for
6220 arm_gen_unlikely_cbranch.
6221 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
6222 addsi3_compareV_upper): New patterns to support signed
6223 builtin overflow add operations.
6224 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
6225 New patterns to support unsigned builtin add overflow operations.
6226 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
6227 builtin overflow subtract operations,
6228 (usubv<mode>4): New patterns to support unsigned builtin subtract
6229 overflow operations.
6230 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
6231 to support builtin overflow negate operations.
6233 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6236 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6238 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6239 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6242 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6244 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
6245 MULTILIB_OPTIONS should be used. Small wording fixes.
6246 * genmultilib: Memorize set of all option combinations in
6247 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
6248 found in MULTILIB_OPTIONS by checking if option set is listed in
6249 combination_space. Output new and existing error message to stderr.
6251 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6253 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
6254 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
6255 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
6256 (MULTILIB_REUSE): Remove reuse rules for option set including
6257 -mfpu=fp-armv8 and -mfpu=vfpv4
6259 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
6261 * config/arm/t-rtems: Add vfp multilib.
6263 2016-08-23 Ian Lance Taylor <iant@golang.org>
6265 * config/s390/s390.c (s390_asm_file_start): Call
6268 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6270 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
6271 initialization of all 0's to the 0 constant, instead of directly
6272 generating XOR. Add support for V4SImode vector initialization on
6273 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
6274 initialization. Change variables used in V4SFmode vector
6275 intialization. For V4SFmode vector splat on ISA 3.0, make sure
6276 any memory addresses are in index form. Add support for using
6277 VSPLTH/VSPLTB to initialize vector short and vector char vectors
6278 with all of the same element.
6279 (regno_or_subregno): New helper function to return a register
6280 number for either REG or SUBREG.
6281 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
6282 Use regno_or_subregno where possible.
6283 (rs6000_split_v4si_init_di_reg): New helper function to build up a
6284 DImode value from two SImode values in order to generate V4SImode
6285 vector initialization on 64-bit systems with direct move.
6286 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
6288 (rtx_is_swappable_p): V4SImode vector initialization insn is not
6290 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
6292 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
6293 attributes to initialize V8HImode and V16QImode vectors with the
6295 (VSX_SPLAT_COUNT): Likewise.
6296 (VSX_SPLAT_SUFFIX): Likewise.
6297 (UNSPEC_VSX_VEC_INIT): New unspec.
6298 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
6299 Allow SFmode values to come from Altivec registers.
6300 (vsx_init_v4si): New insn/split for V4SImode vector initialization
6301 on 64-bit systems with direct move.
6302 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
6303 vector initializations, to allow V4SImode vector initializations
6304 on 64-bit systems with direct move.
6305 (vsx_splat_v4si): Likewise.
6306 (vsx_splat_v4si_di): Likewise.
6307 (vsx_splat_v4sf): Likewise.
6308 (vsx_splat_v4sf_internal): Likewise.
6309 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
6311 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
6312 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
6313 initializing V8HImode and V16QImode vectors with the same
6315 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
6316 optimization if -maltivec=be.
6318 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
6320 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
6321 attribute for alternatives 3 and 4.
6323 2016-08-23 David Malcolm <dmalcolm@redhat.com>
6325 * selftest.c (selftest::assert_str_contains): New function.
6326 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
6327 * selftest.h (selftest::assert_str_contains): New decl.
6328 (ASSERT_STR_CONTAINS): New macro.
6330 2016-08-23 Richard Biener <rguenther@suse.de>
6332 PR tree-optimization/77286
6333 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
6335 (vect_transform_loop): Split exit edges of loop and scalar
6336 loop if required and at the appropriate time.
6338 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6340 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6341 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6343 Correct a typo in a comment.
6345 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6347 * config/s390/s390.md ("*andc_split"): New splitter for and with
6350 2016-08-23 Richard Biener <rguenther@suse.de>
6352 PR tree-optimization/27336
6353 * tree-vrp.c (infer_value_range): Handle stmts that can throw
6354 by looking for a non-EH edge.
6355 (process_assert_insertions_for): Likewise.
6357 2016-08-23 Richard Biener <rguenther@suse.de>
6360 * statistics.c (statistics_counter_event): Robustify against
6363 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6365 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
6366 for targets amdfam10 and barcelona.
6368 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
6370 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
6371 (zero_extend<mode>di2): Ditto.
6372 (*zero_extend<mode>si2): Ditto.
6373 (*zero_extendqihi2): Ditto.
6375 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6378 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
6379 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
6381 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
6383 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
6384 identical consecutive elements.
6385 [SSA_NAME]: Print the name's def stmt on its own line. When printing
6386 the node's def stmt, avoid printing an unwanted trailing newline by
6387 replacing the call to print_gimple_stmt() with its inlined body and
6388 adjusting it to not set pp_needs_newline and to call pp_flush()
6389 instead of pp_newline_and_flush().
6391 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6393 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
6394 (float32_type_node, float64_type_node, float32x_type_node)
6395 (float128x_type_node): New macros.
6396 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
6397 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
6398 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
6399 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
6400 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
6401 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
6402 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
6403 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
6404 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
6405 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
6406 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
6407 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
6408 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
6409 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
6410 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
6411 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
6412 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
6413 (copysign, fabs, huge_val, inf, nan, nans): Use it.
6414 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
6416 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
6417 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
6418 * doc/extend.texi (Other Builtins): Document these built-in
6420 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
6423 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
6425 * doc/install.texi (Binaries): www.opencsw.org now uses https.
6427 2016-08-22 Richard Biener <rguenther@suse.de>
6429 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
6431 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
6434 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
6435 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
6436 non-SSE2 athlons only, otherwise prefer SSE prefetches.
6438 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6440 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
6441 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
6442 (vrp_visit_switch_stmt): Likewise.
6443 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
6444 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
6445 (vrp_visit_stmt): Use extract_range_from_stmt.
6446 (vrp_visit_phi_node): Use extract_range_from_phi_node.
6448 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6450 * Makefile.in: Add tree-vrp.h to GTFILES.
6451 * gengtype.c (open_base_files): Add tree-vrp.h.
6452 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
6453 * builtins.c: Likewise.
6454 * fold-const.c: Likewise.
6455 * gimple-builder.c: Likewise.
6456 * gimple-laddress.c: Likewise.
6457 * hsa-gen.c: Likewise.
6458 * internal-fn.c: Likewise.
6460 * targhooks.c: Liewise,
6461 * tree-ssa-address.c: Likewise.
6462 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
6463 * tree-vrp.c (struct value_range): Move to tree-vrp.h
6464 * tree-vrp.h: New file.
6466 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6468 PR tree-optimization/61839
6469 * tree-vrp.c (two_valued_val_range_p): New.
6470 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
6471 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
6472 Also Convert VAR BINOP CST where VAR is two-valued to
6473 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
6475 2016-08-19 David Malcolm <dmalcolm@redhat.com>
6477 * diagnostic-show-locus.c
6478 (layout::annotation_line_showed_range_p): New method.
6479 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
6480 Reimplement case fixit_hint::REPLACE to cover removals, and
6481 replacements where the range of the replacement isn't one
6482 of the ranges in the rich_location.
6483 (test_one_liner_fixit_replace): Likewise.
6484 (selftest::test_one_liner_fixit_replace_non_equal_range): New
6486 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
6488 (selftest::test_diagnostic_show_locus_one_liner): Call the new
6490 * diagnostic.c (print_parseable_fixits): Remove case
6493 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
6496 * config/i386/i386.c (ix86_option_override_internal): Remove
6497 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
6498 Enable SSE prefetch also for TARGET_PREFETCHWT1.
6499 Do not try to enable TARGET_PRFCHW ISA flag here.
6500 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
6501 Rewrite expander function body.
6502 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
6504 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6507 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
6508 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
6509 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
6510 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
6511 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
6512 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6513 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6514 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6515 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6517 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6519 (struct floatn_type_info): New structure type.
6520 (floatn_nx_types): New variable declaration.
6521 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6522 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6523 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6524 * tree.c (floatn_nx_types): New variable.
6525 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6526 corresponding complex types.
6527 * target.def (floatn_mode): New hook.
6528 * targhooks.c: Include "real.h".
6529 (default_floatn_mode): New function.
6530 * targhooks.h (default_floatn_mode): New prototype.
6531 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6533 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6534 effective-target and dg-add-options keywords.
6535 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6536 Document new effective-target keywords.
6537 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6538 * doc/tm.texi: Regenerate.
6539 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6540 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6541 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6543 * real.h (struct real_format): Add field ieee_bits.
6544 * real.c (ieee_single_format, mips_single_format)
6545 (motorola_single_format, spu_single_format, ieee_double_format)
6546 (mips_double_format, motorola_double_format)
6547 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6548 (ieee_extended_intel_128_format)
6549 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6550 (mips_extended_format, ieee_quad_format, mips_quad_format)
6551 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6552 (decimal_double_format, decimal_quad_format, ieee_half_format)
6553 (arm_half_format, real_internal_format: Initialize ieee_bits
6555 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6556 float128_type_node. Set float80_type_node to float64x_type_node
6557 if appropriate and long_double_type_node not appropriate.
6558 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6559 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6560 Initialize ieee_bits field.
6561 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6562 (rs6000_init_builtins): Set ieee128_float_type_node to
6564 (rs6000_floatn_mode): New function.
6566 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6568 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6569 _rdseed64_step): Uglify argument names and/or local variable names
6570 in inline functions.
6571 * config/i386/rtmintrin.h (_xabort): Likewise.
6572 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6573 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6574 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6575 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6576 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6577 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6578 _mm_maskz_ternarylogic_epi32): Likewise.
6579 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6580 __lwpins32, __lwpins64): Likewise.
6581 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6582 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6583 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6584 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6585 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6586 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6587 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6588 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6589 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6590 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6591 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6592 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6593 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6594 _mm256_mask_i64gather_epi32): Likewise.
6595 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6596 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6597 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6598 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6599 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6600 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6601 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6602 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6603 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6604 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6605 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6606 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6607 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6608 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6609 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6610 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6611 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6612 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6614 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6616 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6617 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6619 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6620 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6622 (_rdpkru_u32): Add space after function name.
6624 * config/i386/t-i386 (i386-c.o): Don't depend on
6625 i386-builtin-types.inc.
6626 (i386.o): Depend on i386-builtin-types.inc.
6628 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6631 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6632 Use const_vec_duplicate to check for duplicated elements.
6634 2016-08-19 Richard Biener <rguenther@suse.de>
6636 PR tree-optimization/77290
6637 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6638 Fix flag_tree_parallelize_loops check.
6640 2016-08-19 Richard Biener <rguenther@suse.de>
6642 * match.pd (x | 0 -> x): Add.
6644 2016-08-19 Richard Biener <rguenther@suse.de>
6646 PR tree-optimization/77286
6647 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6648 Deal with virtual PHIs being out-of-order.
6650 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6652 * doc/invoke.texi (fverbose-asm): Note that source code lines
6653 are emitted, and provide an example.
6654 * final.c (asm_show_source): New function.
6655 (final_scan_insn): Call asm_show_source.
6657 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6659 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6660 param with diagnostic_kind.
6661 (class colorizer): Similarly replace field m_diagnostic with
6663 (colorizer::colorizer): Replace diagnostic
6664 param with diagnostic_kind.
6665 (colorizer::begin_state): Update for above field change.
6666 (layout::layout): Replace diagnostic param with rich_location *
6667 and diagnostic_kind.
6668 (diagnostic_show_locus): Replace diagnostic param with richloc
6669 and diagnostic_kind.
6670 (class selftest::test_diagnostic_context): New class.
6671 (selftest::test_diagnostic_show_locus_unknown_location): New
6673 (selftest::test_one_liner_simple_caret): New function.
6674 (selftest::test_one_liner_caret_and_range): New function.
6675 (selftest::test_one_liner_multiple_carets_and_ranges): New
6677 (selftest::test_one_liner_fixit_remove): New function.
6678 (selftest::test_one_liner_fixit_replace): New function.
6679 (selftest::test_diagnostic_show_locus_one_liner): New function.
6680 (selftest::diagnostic_show_locus_c_tests): Call the new test
6682 * diagnostic.c (diagnostic_initialize): Initialize
6683 colorize_source_p, show_ruler_p and parseable_fixits_p.
6684 (default_diagnostic_finalizer): Update for change to
6685 diagnostic_show_locus.
6686 (diagnostic_append_note): Likewise.
6687 * diagnostic.h (diagnostic_show_locus): Replace
6688 const diagnostic_info * param with location * and diagnostic_t.
6690 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6692 * input.c (saved_line_table): New global.
6693 (class selftest::temp_line_table): Rename to line_table_test and
6694 move declaration to selftest.h, and drop field m_old_line_table.
6695 (selftest::temp_line_table::temp_line_table): Rename ctor to...
6696 (selftest::line_table_test::line_table_test): ...this. Add a
6697 default ctor. Store current value of line_table within
6699 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
6700 (selftest::line_table_test::~line_table_test): ...this, and
6701 restore line_table from the saved_line_table, rather than
6703 (selftest::test_accessing_ordinary_linemaps): Update for above
6705 (selftest::test_lexer): Likewise.
6706 (struct selftest::lexer_test): Likewise.
6707 (selftest::lexer_test::lexer_test): Likewise.
6708 (selftest::input_c_tests): Move the looping over test cases from
6710 (selftest::for_each_line_table_case): New function.
6711 * input.h (saved_line_table): New decl.
6712 * selftest.h (struct selftest::line_table_case): New forward decl.
6713 (class selftest::line_table_test): New class, moved here from
6714 selftest::temp_line_table in input.c, and renamed.
6715 (selftest::for_each_line_table_case): New decl.
6717 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
6720 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
6722 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
6725 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
6726 enclosing parallel construct for reduction variables on OpenACC loop
6729 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
6731 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
6732 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
6734 (function_to_dwarf_procedure): Update comment.
6736 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6738 * input.c (diagnostics_file_cache_forcibly_evict_file): New
6740 * input.h (diagnostics_file_cache_forcibly_evict_file): New
6742 * selftest.c (selftest::temp_source_file::~temp_source_file):
6743 Evict m_filename from the diagnostic file cache.
6745 2016-08-18 Richard Biener <rguenther@suse.de>
6747 * tree-pass.h (make_pass_materialize_all_clones): Declare.
6748 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
6749 make_pass_materialize_all_clones): New simple IPA pass encapsulating
6750 clone materialization.
6751 * passes.def (all_late_ipa_passes): Start with
6752 pass_materialize_all_clones.
6753 * cgraphunit.c (symbol_table::compile): Remove call to
6754 materialize_all_clones.
6755 * tree-into-ssa.c: Include statistics.h.
6756 (update_ssa): Count number of times we do incremental/rewrite
6759 2016-08-18 Richard Biener <rguenther@suse.de>
6761 PR tree-optimization/77282
6762 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6763 When doing auto-parallelizing also prevent use of PHIs that
6764 carry dependences across loop backedges.
6766 2016-08-18 Tamar Christina <tamar.christina@arm.com>
6767 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6769 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
6771 2016-08-18 Richard Biener <rguenther@suse.de>
6773 * ssa-iterators.h (ssa_vuse_operand): New inline.
6774 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
6775 (predicate_all_scalar_phis): Use remove_phi_node to remove
6776 phi nodes predicated. Delay removing virtual PHIs.
6777 (predicate_mem_writes): Update virtual operands.
6778 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6779 (tree_if_conversion): Do not rewrite virtual SSA form.
6780 * tree-phinodes.c (release_phi_node): Make static.
6781 * tree-phinodes.h (release_phi_node): Remove.
6783 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6785 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6786 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6787 twice to define those.
6788 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6789 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6790 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6791 * config/i386/i386-builtin.def: New file.
6793 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6795 * input.c (get_source_range_for_char): Rename to...
6796 (selftest::get_source_range_for_char): ...this, and move within
6797 the #if CHECKING_P guard.
6798 (get_num_source_ranges_for_substring): Rename to...
6799 (selftest::get_num_source_ranges_for_substring): ...this, move
6800 within the #if CHECKING_P guard, and make static.
6801 (selftest::assert_num_substring_ranges): Initialize
6804 2016-08-18 Alan Modra <amodra@gmail.com>
6806 PR rtl-optimization/72771
6807 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6808 when find_reloads_toplev returns address_reloaded==-1.
6809 (alternative_allows_const_pool_ref): Update comment.
6811 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6813 PR tree-optimization/71752
6814 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6815 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6817 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6819 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6820 instead of testing ECF_NORETURN bit in gimple_call_flags.
6821 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6822 * predict.c (tree_bb_level_predictions): Likewise.
6823 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6826 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6827 turning a call into __builtin_unreachable-like noreturn call, adjust
6828 gimple_call_set_fntype.
6829 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6830 gimple_call_fntype has void return type.
6832 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6834 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6835 maybe_lookup_decl, to handle nested acc loop directives.
6837 2016-08-17 Richard Biener <rguenther@suse.de>
6839 PR tree-optimization/76490
6840 * tree-vrp.c (update_value_range): Preserve overflow infinities
6841 when intersecting with ranges from get_range_info.
6842 (operand_less_p): Handle overflow infinities correctly.
6843 (value_range_constant_singleton): Use vrp_operand_equal_p
6844 to handle overflow max/min correctly.
6845 (vrp_valueize): Likewise.
6846 (union_ranges): Likewise.
6847 (intersect_ranges): Likewise.
6848 (vrp_visit_phi_node): Improve iteration limitation to only
6849 apply when we'll possibly re-visit the PHI via a changed argument
6852 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6854 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6855 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6856 rather than those that should not be built.
6858 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6861 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6863 2016-08-17 Richard Biener <rguenther@suse.de>
6865 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6866 (verify_vssa): New function verifying virtual SSA form.
6867 (verify_ssa): Call it.
6868 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6869 Do not apply loop-closed SSA handling to virtuals.
6870 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6871 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6872 when rewriting their symbol.
6873 (prepare_def_site_for): Likewise.
6874 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6875 operands of moved stmts.
6877 2016-08-17 Richard Biener <rguenther@suse.de>
6879 PR tree-optimization/23855
6880 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6881 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6882 find guards to hoist. Do not update SSA form but rewrite virtuals
6883 into loop closed SSA.
6884 (find_loop_guard): Adjust to skip already hoisted guards. Do
6885 not mark virtuals for renaming or update SSA form.
6887 2016-08-17 Martin Liska <mliska@suse.cz>
6889 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6890 a LONG_LONG_TYPE_SIZE comparison.
6891 * gcov-io.h: Remove macro definitions.
6892 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6893 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6896 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6898 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6899 that builtins not mentioned in bdesc_* arrays come first, then
6900 the ones mentioned in bdesc_* arrays in the order they appear in
6901 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6902 IX86_BUILTIN__BDESC_*_LAST enumerator.
6903 (bdesc_mpx): Fix up a comment typo.
6904 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6905 __builtin_ia32_vpcomneu[bwdq] builtins.
6906 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6907 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6908 enum ix86_builtins ordering.
6909 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6910 for direct bdesc_* array member access instead of searching all the
6911 arrays until an fcode match is found.
6913 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6915 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6916 pattern as define_insn_and_split. Split insn before reload to
6918 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6919 <shift_insn><mode>3_1.
6920 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6921 <rotate_insn><mode>3_1.
6923 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6926 * input.c (get_source_range_for_substring): Rename to...
6927 (get_source_location_for_substring): ...this, adding param
6928 "caret_idx", and converting output param from source_range * to
6930 (get_source_range_for_char): New function.
6931 (get_num_source_ranges_for_substring): Update comment to reflect
6933 (assert_char_at_range): Update to use get_source_range_for_char
6934 rather than get_source_range_for_substring.
6935 (test_lexer_string_locations_concatenation_2): Likewise.
6936 * substring-locations.h (get_source_range_for_substring): Rename
6938 (get_source_location_for_substring): ...this, and adding param
6939 "caret_idx", and converting output param from source_range * to
6942 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6944 * input.c (class selftest::temp_source_file): Move to
6946 (selftest::temp_source_file::temp_source_file): Move to
6948 (selftest::temp_source_file::~temp_source_file): Likewise.
6949 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6951 (selftest::temp_source_file::~temp_source_file): Likewise.
6952 * selftest.h (class selftest::temp_source_file): Move here from
6955 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6958 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6959 inlining, add cgraph edge for the added __builtin_unreachable call.
6962 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6963 only cast it to SHWI for the final comparison.
6965 2016-08-16 Martin Liska <mliska@suse.cz>
6967 PR gcov-profile/36412
6968 * doc/gcov.texi: Document --hash-filenames(-x).
6969 * gcov.c (print_usage): Add the option.
6970 (process_args): Process the option, sort options alphabetically.
6971 (md5sum_to_hex): New function.
6972 (make_gcov_file_name): Do the md5sum and append it to a
6975 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6977 PR tree-optimization/69848
6978 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
6979 and swtich operands to avoid additional NOT instruction.
6980 (vcond<v_cmp_mixed><mode>): Ditto.
6981 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6983 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
6985 * doc/install.texi (*-*-solaris2*): Adjust latest change.
6987 2016-08-16 Richard Biener <rguenther@suse.de>
6989 PR tree-optimization/76783
6990 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
6991 BB visited flags at start.
6993 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6995 PR tree-optimization/72817
6996 PR tree-optimization/73450
6997 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
6998 multiple_of_p for adjusted IV.base.
7000 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
7003 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
7004 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
7005 for !flag_finite_math_only or flag_signed_zeros.
7006 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
7007 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
7008 depend on flag_finite_math_only.
7009 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
7011 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
7012 (*ieee_smin<mode>3): Ditto.
7013 (*ieee_smax<mode>3): Ditto.
7014 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
7015 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
7017 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
7018 depend on flag_finite_math_only.
7019 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
7020 (*mmx_<code>v2sf3): Remove.
7021 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
7022 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
7023 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
7025 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
7027 PR rtl-optimization/73650
7028 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
7029 it is not a simple move.
7031 2016-08-15 Martin Liska <mliska@suse.cz>
7034 * gcc.c (do_spec_1): Call save_string with the right size.
7035 (save_string): Do an assert about string we copy.
7037 2016-08-15 Richard Biener <rguenther@suse.de>
7039 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
7040 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
7042 (pass_data_stv): Likewise.
7044 2016-08-15 Richard Biener <rguenther@suse.de>
7046 PR tree-optimization/73434
7047 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
7048 TBAA info on the base when forwarding a non-invariant address.
7050 2016-08-15 Jakub Jelinek <jakub@redhat.com>
7052 * dwarf2out.c (struct checksum_attributes): Add
7053 at_string_length_bit_size and at_string_length_byte_size fields.
7054 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
7055 and DW_AT_string_length_byte_size.
7056 (die_checksum_ordered): Handle at_string_length_bit_size and
7057 at_string_length_byte_size.
7058 (gen_array_type_die): For dwarf_version >= 5 emit
7059 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7060 (adjust_string_types): For dwarf_version >= 5 remove
7061 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
7062 (resolve_addr): Likewise.
7065 * dwarf2out.c (string_types): New variable.
7066 (gen_array_type_die): Change early_dwarf handling of
7067 DW_AT_string_length, create DW_OP_call4 referencing the
7068 length var temporarily. Handle parameters that are pointers
7070 (adjust_string_types): New function.
7071 (gen_subprogram_die): Temporarily set string_types to local var,
7072 call adjust_string_types if needed.
7073 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
7075 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
7077 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
7079 * doc/install.texi (*-*-solaris2*): Fix version number and document
7080 requirement on GNU make for building libjava with the Solaris linker.
7082 2016-08-15 Martin Liska <mliska@suse.cz>
7083 Jakub Jelinek <jakub@redhat.com>
7085 PR tree-optimization/72824
7086 * tree-loop-distribution.c (const_with_all_bytes_same)
7087 <case VECTOR_CST>: Fix a typo.
7089 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
7092 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
7093 Renamed from _mm512_undefined_si512.
7094 (_mm_undefined_si512): New definition.
7096 2016-08-13 Richard Biener <rguenther@suse.de>
7098 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
7099 into PHIs and update the lattice for its def.
7101 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7104 * ubsan.c (instrument_si_overflow): Pass true instead of false
7106 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
7107 of bbs. Return TODO_cleanup_cfg if any returned true.
7109 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7111 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
7112 ISA 3.0 MTVSRDD instruction.
7113 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
7116 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
7118 PR tree-optimization/71083
7119 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
7120 bitfield access when possible.
7122 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
7125 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
7126 sign-changing cast from a shorter unsigned type to a wider
7129 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7131 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
7132 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
7133 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
7135 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7137 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7138 Correct costs for vec_construct.
7140 2016-08-12 Bin Cheng <bin.cheng@arm.com>
7142 PR tree-optimization/69848
7143 * tree-vectorizer.h (enum vect_def_type): New condition reduction
7144 type CONST_COND_REDUCTION.
7145 * tree-vect-loop.c (vectorizable_reduction): Support new condition
7146 reudction type CONST_COND_REDUCTION.
7148 2016-08-12 Richard Biener <rguenther@suse.de>
7150 PR tree-optimization/57326
7151 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
7152 returning an SSA name.
7153 (phi_translate_1): When fully_constant_expression returns a NAME
7154 make sure we have a leader for it.
7156 2016-08-12 Martin Liska <mliska@suse.cz>
7157 Adam Fineman <afineman@afineman.com>
7159 * gcov.c (process_file): Create .gcov file when .gcda
7162 2016-08-12 Marek Polacek <polacek@redhat.com>
7165 * alias.c (find_base_value): Adjust fall through comment.
7166 * cfgexpand.c (expand_debug_expr): Likewise.
7167 * combine.c (find_split_point): Likewise.
7168 (expand_compound_operation): Likewise. Add FALLTHRU.
7169 (make_compound_operation): Adjust fall through comment.
7170 (canon_reg_for_combine): Add FALLTHRU.
7171 (force_to_mode): Adjust fall through comment.
7172 (simplify_shift_const_1): Likewise.
7173 (simplify_comparison): Likewise.
7174 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
7176 * config/aarch64/predicates.md: Likewise.
7177 * config/i386/i386.c (function_arg_advance_32): Likewise.
7178 (ix86_gimplify_va_arg): Likewise.
7179 (print_reg): Likewise.
7180 (ix86_print_operand): Likewise.
7181 (ix86_build_const_vector): Likewise.
7182 (ix86_expand_branch): Likewise.
7183 (ix86_sched_init_global): Adjust fall through comment.
7184 (ix86_expand_args_builtin): Add FALLTHRU.
7185 (ix86_expand_builtin): Likewise.
7186 (ix86_expand_vector_init_one_var): Likewise.
7187 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7188 (rs6000_adjust_cost): Likewise.
7189 (insn_must_be_first_in_group): Likewise.
7190 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
7191 * dbxout.c (dbxout_symbol): Adjust fall through comment.
7192 * df-scan.c (df_uses_record): Likewise.
7193 * dojump.c (do_jump): Add FALLTHRU.
7194 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
7196 (resolve_args_picking_1): Adjust fall through comment.
7197 (loc_list_from_tree_1): Likewise.
7198 * expmed.c (make_tree): Likewise.
7199 * expr.c (expand_expr_real_2): Add FALLTHRU.
7200 (expand_expr_real_1): Likewise. Adjust fall through comment.
7201 * fold-const.c (const_binop): Adjust fall through comment.
7202 (fold_truth_not_expr): Likewise.
7203 (fold_cond_expr_with_comparison): Add FALLTHRU.
7204 (fold_binary_loc): Likewise.
7205 (contains_label_1): Adjust fall through comment.
7206 (multiple_of_p): Likewise.
7207 * gcov-tool.c (process_args): Add FALLTHRU.
7208 * genattrtab.c (check_attr_test): Likewise.
7209 (write_test_expr): Likewise.
7210 * genconfig.c (walk_insn_part): Likewise.
7211 * genpreds.c (validate_exp): Adjust fall through comment.
7212 (needs_variable): Likewise.
7213 * gensupport.c (get_alternatives_number): Add FALLTHRU.
7214 (subst_dup): Likewise.
7215 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
7216 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
7217 (gimplify_scan_omp_clauses): Add FALLTHRU.
7218 (goa_stabilize_expr): Likewise.
7219 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
7221 * hsa-gen.c (get_address_from_value): Likewise.
7222 * ipa-icf.c (sem_function::hash_stmt): Likewise.
7223 * ira.c (ira_setup_alts): Add FALLTHRU.
7224 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
7226 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
7227 * opts.c (common_handle_option): Likewise.
7228 * read-rtl.c (read_rtx_code): Likewise.
7229 * real.c (round_for_format): Likewise.
7230 * recog.c (asm_operand_ok): Likewise.
7231 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
7232 * reload1.c (set_label_offsets): Likewise.
7233 (eliminate_regs_1): Likewise.
7234 (reload_reg_reaches_end_p): Likewise.
7235 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
7236 (rtx_cost): Likewise.
7237 * sched-rgn.c (is_exception_free): Likewise.
7238 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
7239 * stor-layout.c (int_mode_for_mode): Likewise.
7240 * toplev.c (print_to_asm_out_file): Likewise.
7241 (print_to_stderr): Likewise.
7242 * tree-cfg.c (gimple_verify_flow_info): Likewise.
7243 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
7244 (chrec_fold_multiply): Likewise.
7245 (evolution_function_is_invariant_rec_p): Likewise.
7246 (for_each_scev_op): Likewise.
7247 * tree-data-ref.c (siv_subscript_p): Likewise.
7248 (get_references_in_stmt): Likewise.
7249 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
7250 (substitute_in_expr): Likewise.
7251 (type_cache_hasher::equal): Likewise.
7252 (walk_type_fields): Likewise.
7253 * var-tracking.c (adjust_mems): Add FALLTHRU.
7254 (set_dv_changed): Adjust fall through comment.
7255 * varasm.c (default_function_section): Add FALLTHRU.
7257 2016-08-12 Marek Polacek <polacek@redhat.com>
7260 * tree-complex.c (expand_complex_division): Add missing break.
7262 2016-08-12 Richard Biener <rguenther@suse.de>
7264 * passes.c (execute_todo): Do not push/pop TV_TODO.
7265 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
7266 (execute_one_pass): Likewise.
7267 * common.opt (ftime-report-details): New switch.
7268 * doc/invoke.texi (ftime-report-details): Document.
7269 * timevar.h (timer::print_row): Adjust signature.
7270 (timer::all_zero): New static helper.
7271 (timer::child_map_t): New typedef.
7272 (timer::time_var_def): Add children field.
7273 * timevar.c (timer::named_items::print): Adjust.
7274 (timer::~timer): Free timevar recorded children.
7275 (timer::pop_internal): When -ftime-report-details record
7276 time spent in sub-timevars.
7277 (timer::print_row): Adjust.
7278 (timer::print): Print sub-timevar stats, use all_zero.
7279 * timevar.def (TV_TODO): Remove.
7281 2016-08-12 Richard Biener <rguenther@suse.de>
7283 PR tree-optimization/72851
7284 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
7285 worklists to use bitmaps indexed in execution order.
7286 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
7287 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
7288 (cfg_blocks): Make a bitmap.
7289 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
7291 (cfg_blocks_empty_p): Adjust.
7292 (cfg_blocks_add): Likewise.
7293 (cfg_blocks_get): Likewise.
7294 (add_ssa_edge): Likewise.
7295 (add_control_edge): Likewise.
7296 (simulate_stmt): Likewise.
7297 (process_ssa_edge_worklist): Likewise.
7298 (simulate_block): Likewise.
7299 (ssa_prop_init): Compute PRE order and stmt UIDs.
7300 (ssa_prop_fini): Adjust.
7301 (ssa_propagate): Adjust.
7303 2016-08-12 Richard Biener <rguenther@suse.de>
7305 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
7306 the currently executable edges have fixed ranges. Always
7307 go through update_value_range.
7309 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
7313 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
7314 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
7315 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
7316 (LANG_HOOKS_DECLS): Add it.
7317 * langhooks.h (struct lang_hooks_for_decls): Add
7318 function_decl_defaulted. Const_tree-ify
7319 function_decl_explicit_p and function_decl_deleted_p.
7320 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
7321 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
7322 also at strict DWARF v5.
7325 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
7326 TYPE_QUAL_CONST in reference-typed decls.
7329 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
7330 in DW_OP_pieces, just enough to handle pointers to member
7332 (gen_remaining_tmpl_value_param_die_attribute): Use a location
7333 expression on DWARFv5 if a constant value doesn't work.
7335 2016-08-11 David Malcolm <dmalcolm@redhat.com>
7337 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
7338 * selftest.c (selftest::test_assertions): New function.
7339 (selftest::selftest_c_tests): New function.
7340 * selftest.h (selftest::selftest_c_tests): New declaration.
7342 2016-08-11 Richard Biener <rguenther@suse.de>
7343 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7345 PR rtl-optimization/72855
7346 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
7348 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7351 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
7352 (vsx_store_<mode>): Likewise.
7354 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7356 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
7357 TImode CONST_WIDE_INT store.
7358 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
7360 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7362 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
7363 mode if unaligned SSE load and store are optimal.
7365 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7367 PR tree-optimization/71083
7368 * tree-predcom.c (ref_at_iteration): Correctly align the
7371 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7373 * config/s390/s390-builtin-types.def: Add INT128 types.
7374 * config/s390/s390-builtins.def: Add INT128 variants for the add
7375 sub low-level builtins dealing with TImode.
7376 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
7377 via subreg when expanding a builtin.
7378 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
7379 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
7381 * config/s390/vecintrin.h: Adjust builtin names accordingly.
7382 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
7383 ("vec_addc<mode>", "vec_addc_u128"): Merge to
7384 "vacc<bhfgq>_<mode>".
7385 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
7386 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
7387 ("vec_subc<mode>", "vec_subc_u128"): Merge to
7388 "vscbi<bhfgq>_<mode>".
7389 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
7390 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
7392 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7394 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
7396 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7398 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
7400 (vcond<v_cmp_mixed><mode>): Ditto.
7401 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7403 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7405 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
7406 variable explicitly, also assert on it before use.
7408 2016-08-11 Richard Biener <rguenther@suse.de>
7410 PR tree-optimization/72772
7411 * cfgloopmanip.c (create_preheader): Use split_edge if there
7412 is a single loop entry, avoiding degenerate PHIs.
7414 2016-08-11 Richard Biener <rguenther@suse.de>
7416 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
7417 unconditional TODO_cleanup_cfg.
7418 (pass_thread_jumps::execute): Initialize loops, perform a CFG
7419 cleanup only if we threaded a jump.
7421 2016-08-11 Alan Modra <amodra@gmail.com>
7424 * lra-constraints.c (simplify_operand_subreg): Allow subreg
7425 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
7426 slow. Emit two reloads for slow mem case, first loading in
7427 fast innermode, then converting to required mode.
7429 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7431 * config/rs6000/altivec.h (vec_extract_exp): New macro.
7432 (vec_extract_sig): New macro.
7433 (vec_insert_exp): New macro.
7434 (vec_test_data_class): New macro.
7435 (scalar_extract_exp): New macro.
7436 (scalar_extract_sig): New macro.
7437 (scalar_insert_exp): New macro.
7438 (scalar_test_data_class): New macro.
7439 (scalar_test_neg): New macro.
7440 (scalar_cmp_exp_gt): New macro.
7441 (scalar_cmp_exp_lt): New macro.
7442 (scalar_cmp_exp_eq): New macro.
7443 (scalar_cmp_exp_unordered): New macro.
7444 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
7445 to enforce constraint that operand is a 7-bit unsigned literal.
7446 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
7447 for power9 built-ins.
7448 (BU_P9V_VSX_2): Likewise.
7449 (BU_P9V_64BIT_VSX_2): Likewise.
7450 (VSEEDP): Add scalar extract exponent support.
7451 (VSEESP): Add scalar extract signature support.
7452 (VSTDCNDP): Add scalar test negative support.
7453 (VSTDCNSP): Likewise.
7454 (VSIEDP): Add scalar insert exponent support.
7455 (VSCEDPGT): Add scalar compare exponent greater than support.
7456 (VSCEDPLT): Add scalar compare exponent less than support.
7457 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
7458 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
7459 (VSTDCDP): Add scalar test data class support.
7460 (VSTDCSP): Likewise.
7461 (VSEEDP): Add overload support for scalar extract exponent
7463 (VSESDP): Add overload support for scalar extract signature
7465 (VSTDCN): Add overload support for scalar test negative
7467 (VSTDCNDP): Add overload support for scalar test negative
7469 (VSTDCNSP): Add overload support for scalar test negative
7471 (VSIEDP): Add overload support for scalar insert exponent
7473 (VSTDC): Add overload support for scalar test data class
7475 (VSTDCDP): Add overload support for scalar test data class
7477 (VSTDCSP): Add overload support for scalar test data class
7479 (VSCEDPGT): Add overload support for scalar compare exponent
7480 greater than operation.
7481 (VSCEDPLT): Add overload support for scalar compare exponent
7482 less than operation.
7483 (VSCEDPEQ): Add overload support for scalar compare exponent
7484 test-for-equality operation.
7485 (VSCEDPUO): Add overload support for scalar compare exponent
7486 test-for-unordered operation.
7487 (VEEDP): Add vector extract exponent support.
7489 (VESDP): Add vector extract significand support.
7491 (VIEDP): Add vector insert exponent support.
7493 (VTDCDP): Add vector test data class support.
7495 (VES): Add overload support for vector extract significand operation.
7498 (VEE): Add overload support for vector extract exponent operation.
7501 (VTDC): Add overload support for vector test data class operation.
7504 (VIE): Add overload support for vector insert exponent operation.
7507 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7508 overloaded binary floating point functions.
7509 (altivec_resolve_overloaded_builtin): Improve error messages to
7510 distinguish between functions not supported in the current
7511 compiler configuration and functions that were invoked with an
7512 invalid parameter combination, and include the built-in function
7513 name in both error messages.
7514 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7516 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7518 (rs6000_expand_binop_builtin): Add check to enforce that argument
7519 2 of the test data class operations is a 7-bit unsigned literal.
7520 (rs6000_invalid_builtin): Add code to issue an error message if a
7521 built-in function that requires the power9_vector and -m32
7522 command-line options is compiled without these options.
7523 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7524 (UNSPEC_VSX_SXSIGDP): New value.
7525 (UNSPEC_VSX_SXSIGPDP): New value.
7526 (UNSPEC_VSX_SIEXPDP): New value.
7527 (UNSPEC_VSX_SCMPEXPDP): New value.
7528 (UNSPEC_VSX_STSTDC): New value.
7529 (UNSPEC_VSX_VXEXP): New value.
7530 (UNSPEC_VSX_VXSIG): New value.
7531 (UNSPEC_VSX_VIEXP): New value.
7532 (UNSPEC_VSX_VTSTDC): New value.
7533 (xsxexpdp): New insn for scalar extract exponent.
7534 (xsxsigdp): New insn for scalar extract significand.
7535 (xsiexpdp): New insn for scalar insert exponent.
7536 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7537 (*xscmpexpdp): New insn for scalar compare exponents.
7538 (xststdc<Fvsx): New expansion for both single- and
7539 double-precision scalar test data class operations.
7540 (xststdcneg<Fvsx>): New expansion for both single- and
7541 double-precision scalar test for negative value operations.
7542 (*xststdc<Fvsx>): New insn for scalar test data class
7544 (xvxexp<VSs>): New insn for single- and double-precision
7545 vector extract exponent operation.
7546 (xvxsig<VSs>): New insn for single- and double-precision
7547 vector extract significand operation.
7548 (xviexp<VSs>): New insn for single- and double-precision
7549 vector insert exponent operation.
7550 (xvtstdc<VSs>): New insn for single- and double-precision
7551 vector test data class operation.
7552 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7553 built-in functions to represent the Power9 binary floating-point
7554 support instructions.
7556 2016-08-10 bin cheng <bin.cheng@arm.com>
7558 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7560 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7561 Renlin Li <renlin.li@arm.com>
7562 Bin Cheng <bin.cheng@arm.com>
7564 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7565 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7566 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7567 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7568 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7569 (vcond<v_cmp_result><mode>): Ditto.
7570 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7571 (vcondu<mode><mode>): Ditto.
7572 (vcond<v_cmp_mixed><mode>): New pattern.
7573 (vcondu<mode><v_cmp_mixed>): New pattern.
7574 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7575 of aarch64_vcond_internal.
7577 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7578 Renlin Li <renlin.li@arm.com>
7579 Bin Cheng <bin.cheng@arm.com>
7581 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7582 (vec_cmp<mode><v_cmp_result>): New pattern.
7583 (vec_cmpu<mode><mode>): New pattern.
7584 (vcond_mask_<mode><v_cmp_result>): New pattern.
7586 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7588 PR tree-optimization/71734
7589 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7590 REF_LOOP, invoke ref_indep_loop_p_1.
7591 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7592 to ref_indep_loop_p.
7593 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7594 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7595 is inside LOOP, do not cache dpendence value for loops with
7597 (ref_indep_loop_p_2): Delete function.
7598 (can_sm_ref_p): Pass LOOP as additional argument to
7601 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7604 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7605 being an offsettable address.
7607 2016-08-10 Martin Liska <mliska@suse.cz>
7609 PR gcov-profile/58306
7610 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7611 atomic variants of profile update functions.
7613 2016-08-10 Martin Liska <mliska@suse.cz>
7615 Cherry picked (and modified) from google-4_7 branch
7616 2012-12-26 Rong Xu <xur@google.com>
7617 * common.opt (fprofile-update): Add new flag.
7618 * coretypes.h: Define enum profile_update.
7619 * doc/invoke.texi: Document -fprofile-update.
7620 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7621 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7622 * tree-profile.c (gimple_init_edge_profiler): Generate
7623 also atomic profiler update.
7624 (gimple_gen_edge_profiler): Likewise.
7626 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7628 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7629 stack_usage_file to NULL after fclose calls.
7631 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7634 * reload.c (push_reload): Compute subreg_in_class for
7635 subregs of constants and plus expressions. Remove special
7636 handling of SYMBOL_REFs.
7638 2016-08-10 Alan Modra <amodra@gmail.com>
7641 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7642 SImode for TARGET_E500_DOUBLE when given SImode.
7644 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7646 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7647 unused variable __O.
7649 2016-08-09 Martin Liska <mliska@suse.cz>
7651 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7652 _gcov_reset to __gcov_reset.
7653 * doc/gcov-tool.texi: Fix typo.
7655 2016-08-09 Martin Liska <mliska@suse.cz>
7657 * value-prof.c (gimple_divmod_values_to_profile): Do not
7658 instrument MOD histogram if a value is not a SSA name.
7660 2016-08-09 Martin Liska <mliska@suse.cz>
7662 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7665 2016-08-09 Renlin Li <renlin.li@arm.com>
7668 * calls.c (prepare_call_address): Convert funexp to Pmode when
7670 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7671 (sibcall_value): Likewise.
7673 2016-08-09 Marek Polacek <polacek@redhat.com>
7676 * cselib.c (cselib_expand_value_rtx_1): Add return.
7677 * gengtype.c (dbgprint_count_type_at): Likewise.
7678 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7679 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7681 2016-08-09 Martin Jambor <mjambor@suse.cz>
7684 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7685 if instance is a MEM_REF.
7687 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
7690 * config/i386/i386.md (*movtf_internal): Use
7691 lra_in_progress || reload_completed instead of !can_create_pseudo_p
7692 in the insn constraint.
7693 (*movxf_internal): Ditto.
7694 (*movdf_internal): Ditto.
7695 (*movsf_internal): Ditto.
7697 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7699 PR tree-optimization/72772
7700 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7703 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7705 PR tree-optimization/72772
7706 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
7708 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
7709 parameter STOP and update calls. Move expand_simple_operations
7710 function call from here...
7711 (simplify_using_initial_conditions): ...to here. Delete parameter
7713 (tree_simplify_using_condition): Delete parameter STOP.
7714 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
7715 simplify_using_initial_conditions.
7717 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
7720 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
7721 Use create_tmp_var_raw instead of create_tmp_var.
7723 2016-08-09 Richard Biener <rguenther@suse.de>
7725 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
7726 Treat same SSA names related.
7728 2016-08-09 Jakub Jelinek <jakub@redhat.com>
7730 PR tree-optimization/72824
7731 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
7732 real_zerop is not negative.
7734 2016-08-09 Richard Biener <rguenther@suse.de>
7736 PR tree-optimization/71802
7737 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
7738 all merge opportunities with the predecessor.
7740 2016-08-09 Richard Biener <rguenther@suse.de>
7743 * ipa-prop.c (ipa_modify_formal_parameters): Build
7744 parameter types with natural alignment also for the
7747 2016-08-08 Andi Kleen <ak@linux.intel.com>
7749 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
7751 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7754 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
7755 do-nothing langhook.
7756 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
7757 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
7758 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
7759 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
7761 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7764 * input.c: Ensure that HAVE_ICONV is defined.
7766 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7769 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
7770 private vars for lastprivate and for linear iterator.
7773 * omp-simd-clone.c: Include varasm.h.
7774 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
7775 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
7776 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
7777 update function name.
7779 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7781 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7782 (avr_diagnose_devicespecs_error): Remove.
7783 (avr_devicespecs_file): Remove composing absolute path for specfile
7784 and its verbose info. Remove conditions to check specs-file,
7786 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7788 PR rtl-optimization/72821
7789 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7790 just return false for them.
7792 2016-08-08 Alan Modra <amodra@gmail.com>
7795 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7796 toc refs created during reload. Update function comment.
7798 2016-08-08 Alan Modra <amodra@gmail.com>
7801 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7802 alternatives. Put loads first, then stores, and reg/reg moves
7803 within same class later. Delete attr length.
7805 2016-08-08 Alan Modra <amodra@gmail.com>
7808 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7809 (mem_operand_ds_form): New predicate.
7810 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7811 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7812 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7813 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7814 (extendsfdf2_fpr): Replace o constraint with wY.
7816 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7818 * tree-ssa-threadbackward.c: Include tree-inline.h
7819 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7820 size of copied block; for cold paths reduce duplication.
7821 (find_jump_threads_backwards): Remove redundant tests.
7822 (pass_thread_jumps::gate): Enable for -Os.
7824 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7827 * stor-layout.c (layout_decl): Fix up formatting.
7828 (relayout_decl): Allow DECL to be FIELD_DECL.
7830 2016-08-07 Alan Modra <amodra@gmail.com>
7832 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7834 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7836 * data-streamer-in.c (streamer_read_wide_int): New.
7837 (streamer_read_widest_int): Renamed function.
7838 * data-streamer-out.c (streamer_write_wide_int): New
7839 (streamer_write_widest_int): Renamed function.
7840 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7842 (input_cfg): Call renamed function.
7843 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7845 (output_cfg): Call renamed function.
7846 * data-streamer.h: Add declarations.
7848 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7850 * tree-ssa-ccp.c (extend_mask): New param sgn.
7851 Remove ORing with wi::mask.
7852 (get_default_value): Adjust call to extend_mask to pass sign.
7853 (evaluate_stmt): Likewise.
7855 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7857 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7860 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7862 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7863 transform if operand's type is pointer to function or method.
7865 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7867 PR tree-optimization/18046
7868 * tree-ssa-threadedge.c: Include cfganal.h.
7869 (simplify_control_statement_condition): If simplifying a
7870 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7871 with the dominating ASSERT_EXPR before handing it off to VRP.
7872 Mention that a CASE_LABEL_EXPR may be returned.
7873 (thread_around_empty_blocks): Adjust to handle
7874 simplify_control_statement_condition() returning a
7876 (thread_through_normal_block): Likewise.
7877 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7878 a switch statement by trying to determine which case label
7881 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7883 PR rtl-optimization/69847
7884 * lra-constraints.c (process_invariant_for_inheritance): Save
7885 pattern instead of src.
7886 (remove_inheritance_pseudos): Use the pattern. Add assert.
7888 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7890 * input.c (string_concat::string_concat): New constructor.
7891 (string_concat_db::string_concat_db): New constructor.
7892 (string_concat_db::record_string_concatenation): New method.
7893 (string_concat_db::get_string_concatenation): New method.
7894 (string_concat_db::get_key_loc): New method.
7895 (class auto_cpp_string_vec): New class.
7896 (get_substring_ranges_for_loc): New function.
7897 (get_source_range_for_substring): New function.
7898 (get_num_source_ranges_for_substring): New function.
7899 (class selftest::lexer_test_options): New class.
7900 (struct selftest::lexer_test): New struct.
7901 (class selftest::ebcdic_execution_charset): New class.
7902 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7903 (selftest::lexer_test::lexer_test): New constructor.
7904 (selftest::lexer_test::~lexer_test): New destructor.
7905 (selftest::lexer_test::get_token): New method.
7906 (selftest::assert_char_at_range): New function.
7907 (ASSERT_CHAR_AT_RANGE): New macro.
7908 (selftest::assert_num_substring_ranges): New function.
7909 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7910 (selftest::assert_has_no_substring_ranges): New function.
7911 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7912 (selftest::test_lexer_string_locations_simple): New function.
7913 (selftest::test_lexer_string_locations_ebcdic): New function.
7914 (selftest::test_lexer_string_locations_hex): New function.
7915 (selftest::test_lexer_string_locations_oct): New function.
7916 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7917 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7918 (selftest::test_lexer_string_locations_ucn4): New function.
7919 (selftest::test_lexer_string_locations_ucn8): New function.
7920 (selftest::uint32_from_big_endian): New function.
7921 (selftest::test_lexer_string_locations_wide_string): New function.
7922 (selftest::uint16_from_big_endian): New function.
7923 (selftest::test_lexer_string_locations_string16): New function.
7924 (selftest::test_lexer_string_locations_string32): New function.
7925 (selftest::test_lexer_string_locations_u8): New function.
7926 (selftest::test_lexer_string_locations_utf8_source): New function.
7927 (selftest::test_lexer_string_locations_concatenation_1): New
7929 (selftest::test_lexer_string_locations_concatenation_2): New
7931 (selftest::test_lexer_string_locations_concatenation_3): New
7933 (selftest::test_lexer_string_locations_macro): New function.
7934 (selftest::test_lexer_string_locations_stringified_macro_argument):
7936 (selftest::test_lexer_string_locations_non_string): New function.
7937 (selftest::test_lexer_string_locations_long_line): New function.
7938 (selftest::test_lexer_char_constants): New function.
7939 (selftest::input_c_tests): Call the new test functions once per
7940 case within the line_table test matrix.
7941 * input.h (struct string_concat): New struct.
7942 (struct location_hash): New struct.
7943 (class string_concat_db): New class.
7944 * substring-locations.h: New header.
7946 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7948 PR tree-optimization/72810
7949 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7950 the type of the case labels when truncating.
7952 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7955 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7956 (aarch64_fp16_ptr_type_node): Likewise.
7957 * config/aarch64/aarch64-simd-builtins.c
7958 (aarch64_fp16_ptr_type_node): Define.
7959 (aarch64_init_fp16_types): New, refactored out of...
7960 (aarch64_init_builtins): ...here, update to call
7961 aarch64_init_fp16_types.
7962 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7964 (aapcs_vfp_sub_candidate): Likewise.
7966 2016-08-05 Martin Liska <mliska@suse.cz>
7967 Joshua Cranmer <Pidgeot18@gmail.com>
7969 * gcov.c (line_t::has_block): New function.
7970 (enum loop_type): New enum.
7971 (handle_cycle): New function.
7972 (unblock): Likewise.
7973 (circuit): Likewise.
7974 (get_cycles_count): Likewise.
7975 (accumulate_line_counts): Use new loop detection algorithm.
7977 2016-08-05 Martin Liska <mliska@suse.cz>
7979 * gcov.c (output_intermediate_file): Rename
7980 function_info::line_next to next_file_fn.
7981 (process_file): Likewise.
7982 (read_graph_file): Likewise.
7983 (accumulate_line_counts): Likewise.
7984 (output_lines): Likewise.
7986 2016-08-05 Richard Biener <rguenther@suse.de>
7988 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
7989 restriction on threading to a loop header.
7991 2016-08-05 Richard Biener <rguenther@suse.de>
7993 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
7994 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
7995 adjust loop info accordingly.
7997 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
7999 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
8000 before folding call to __builtin_constant_p with parameters to false.
8002 2016-08-05 Alan Modra <amodra@gmail.com>
8004 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
8005 code accidentally committed 2016-05-02 providing class when given
8008 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8010 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
8011 the case label ranges that partially overlap with OP's value
8014 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
8018 Cast builtin function result to __mmask16 instead of __mmask8.
8019 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8020 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
8021 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
8023 2016-08-04 David Malcolm <dmalcolm@redhat.com>
8025 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
8026 (ASSERT_TRUE_AT): New macro.
8027 (ASSERT_FALSE): Reimplement in terms of...
8028 (ASSERT_FALSE_AT): New macro.
8029 (ASSERT_STREQ_AT): Fix typo in comment.
8031 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
8033 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
8034 labels are exhaustive, designate the label with the widest
8035 range to be the default label.
8037 2016-08-04 Andrew Pinski <apinski@cavium.com>
8039 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
8040 (thunderx_tunings): Use thunderx_vector_cost instead of
8041 generic_vector_cost.
8043 2016-08-04 Martin Liska <mliska@suse.cz>
8045 * gcov.c (main): Fix GNU coding style.
8046 (output_intermediate_file): Likewise.
8047 (process_file): Likewise.
8048 (generate_results): Likewise.
8049 (release_structures): Likewise.
8050 (create_file_names): Likewise.
8051 (find_source): Likewise.
8052 (read_graph_file): Likewise.
8053 (find_exception_blocks): Likewise.
8054 (canonicalize_name): Likewise.
8055 (make_gcov_file_name): Likewise.
8056 (mangle_name): Likewise.
8057 (accumulate_line_counts): Likewise.
8058 (output_branch_count): Likewise.
8059 (read_line): Likewise.
8061 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
8063 PR rtl-optimization/71779
8064 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
8065 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
8066 or if it was truncated.
8068 PR rtl-optimization/70903
8069 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
8071 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8073 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
8074 accessing SSA_NAME_PTR_INFO.
8076 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8079 * common/config/avr/avr-common.c (avr_option_optimization_table)
8080 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
8082 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8085 * config/avr/avr.md: New pattern to work around do_store_flag
8086 generating shift instructions for bit extractions.
8088 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8090 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
8092 (add_equivalence): Likewise.
8093 (get_value_range): Allocate value range with vrp_value_range_pool.
8094 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
8095 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
8097 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
8099 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
8100 the default for the rs6000 port.
8102 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8105 * calls.c (special_function_p): Remove special handling of
8106 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
8107 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
8108 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
8110 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
8113 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
8114 Don't stop on regular insns.
8116 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
8118 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
8119 size to DImode boundary.
8120 (nvptx_propagate): Likewise.
8122 2016-08-03 Alan Modra <amodra@gmail.com>
8124 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
8125 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
8126 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
8127 from -mefficient-unaligned-vector. Note that this affects fp too.
8129 2016-08-03 Alan Modra <amodra@gmail.com>
8131 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
8134 2016-08-03 Alan Modra <amodra@gmail.com>
8136 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
8137 to a reg. Localize vars.
8139 2016-08-03 Alan Modra <amodra@gmail.com>
8141 * config/rs6000/rs6000.opt: Remove negatives from help strings
8144 2016-08-03 Alan Modra <amodra@gmail.com>
8146 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
8147 Delete duplicated code.
8149 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8152 * lra-spills.c (regno_in_use_p): New.
8153 (lra_final_code_change): Use it.
8155 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8157 PR rtl-optimization/69847
8158 * lra-int.h (struct lra-reg): Use restore_rtx instead of
8160 (lra_rtx_hash): New.
8161 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
8163 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
8164 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
8165 * lra-spills.c (lra_final_code_change): Don't delete insn when the
8166 next insn is USE with the same reg as the current insn source.
8167 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
8169 (lra_constraints_init): Call initiate_invariants.
8170 (lra_constraints_finish): Call finish_invariants.
8171 (struct invariant, invariant_t, invariant_ptr_t): New.
8172 (const_invariant_ptr_t, invariants, invariants_pool): New.
8173 (invariant_table, invariant_hash, invariant_eq_p): New.
8174 (insert_invariant, initiate_invariants, finish_invariants): New.
8175 (clear_invariants, invalid_invariant_regs): New.
8176 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
8177 instead of restore_regno.
8178 (invariant_p, process_invariant_for_inheritance): New.
8179 (inherit_in_ebb): Implement invariant inheritance.
8180 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
8181 (remove_inheritance_pseudos): Implement undoing invariant
8183 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
8184 instead of restore_regno.
8185 * lra-assigns.c (regno_live_length): New.
8186 (reload_pseudo_compare_func): Use regno_live_length.
8187 (assign_by_spills): Use restore_rtx instead of restore_regno.
8188 (lra_assign): Ditto. Initiate regno_live_length.
8190 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
8192 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
8193 __builtin_aarch64_fmindf.
8195 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8197 PR tree-optimization/34114
8198 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
8199 information for more control IVs.
8201 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8203 PR tree-optimization/34114
8204 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
8205 PLUS_EXPR case. Handle SSA_NAME case.
8207 2016-08-02 Tamar Christina <tamar.christina@arm.com>
8209 * config/aarch64/aarch64-simd-builtins.def
8210 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
8211 (__builtin_aarch64_fmaxdf): Likewise.
8212 (__builtin_aarch64_smin_nandf): Likewise.
8213 (__builtin_aarch64_smax_nandf): Likewise.
8214 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
8215 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
8216 (<fmaxmin><mode>3): ...this.
8217 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
8218 (vminnm_f64): Likewise.
8219 (vmin_f64): Likewise.
8220 (vmax_f64): Likewise.
8221 * config/aarch64/iterators.md (FMAXMIN): Merge with...
8222 (FMAXMIN_UNS): ...this.
8223 (fmaxmin): Merged with
8224 (fmaxmin_op): ...this...
8225 (maxmin_uns_op): ...in to this.
8227 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8229 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8230 Add support for vec_extract on vector float, vector int, vector
8231 short, and vector char vector types.
8232 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8233 vector float, vector int, vector short, and vector char
8234 optimizations on 64-bit ISA 2.07 systems for both constant and
8235 variable element numbers.
8236 (rs6000_split_vec_extract_var): Likewise.
8237 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
8238 Altivec registers on ISA 2.07 and above.
8239 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
8240 which never was matched due to the split occuring before register
8241 allocation (and the code would not have worked on little endian
8242 systems if it did match). Allow extracts to go to the Altivec
8243 registers if ISA 2.07 (power8). Change from using "" around the
8244 C++ code to using {}'s.
8245 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
8246 vec_extracts when the vector is in memory.
8247 (vsx_extract_v4sf_var): New insn to optimize vector float
8248 vec_extracts when the element number is variable on 64-bit ISA
8250 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
8251 for 64-bit ISA 2.07 as well as ISA 3.0.
8252 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
8253 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
8254 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
8255 optimize vector int, vector short, and vector char vec_extracts
8256 when the vector is in memory.
8257 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
8258 optimize vector int, vector short, and vector char vec_extracts
8259 when the element number is variable.
8261 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8264 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
8265 does not overlap with other symbol flags.
8267 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
8269 * config/aarch64/aarch64.h (aarch64_frame):
8270 Remove padding0 and hardfp_offset. Add locals_offset,
8271 initial_adjust, callee_adjust, callee_offset and final_adjust.
8272 * config/aarch64/aarch64.c (aarch64_layout_frame):
8273 Remove unused padding0 and hardfp_offset initializations.
8274 Choose frame layout and set frame variables accordingly.
8275 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
8276 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
8277 (aarch64_pop_regs): Likewise.
8278 (aarch64_expand_prologue): Remove all decision code, just emit
8279 prolog according to frame variables.
8280 (aarch64_expand_epilogue): Remove all decision code, just emit
8281 epilog according to frame variables.
8282 (aarch64_initial_elimination_offset): Use offset to local/arg area.
8284 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
8287 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
8288 fix_debug_reg_uses after changing source register mode to
8289 V1TImode if source register is undefined.
8291 2015-08-01 Alan Hayward <alan.hayward@arm.com>
8293 PR tree-optimization/71818
8294 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
8295 with non invariant evolutions
8297 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8300 * config/avr/avr.md (length) [branch]: Correct insn length
8301 attribute for forward branches.
8303 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8305 * doc/extend.texi (AVR Built-in Functions): Document
8307 * config/avr/builtins.def (NOPS): New.
8308 * config/avr/avr.c (avr_expand_nops): New static function.
8309 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
8311 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8313 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
8314 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
8317 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
8319 * config/aarch64/aarch64.c (vulcan_tunings): Update
8320 vulcan L1 cache_line_size.
8322 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8324 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
8325 function that takes a vector memory address, a hard register, an
8326 element number and a temporary base register, and recreates an
8327 address that points to the appropriate element within the vector.
8328 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
8329 (rs6000_split_vec_extract_var): Add support for the target of a
8330 vec_extract with variable element number being a scalar memory
8332 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
8334 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
8335 vsx_extract_<mode>_load insn with a new insn that optimizes
8336 storing either element to a memory location, using scratch
8337 registers to pick apart the vector and reconstruct the address.
8338 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
8339 (vsx_extract_<mode>_store): Rework alternatives to more correctly
8340 support Altivec registers. Add support for ISA 3.0 Altivec d-form
8342 (vsx_extract_<mode>_var): Add support for extracting a variable
8343 element number from memory.
8345 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8347 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
8348 when testing for compares against constants of the form 0xabab.
8350 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8352 PR tree-optimization/57558
8353 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
8355 (vect_loop_versioning): Support versioning with niter assumptions.
8356 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
8357 (vect_get_loop_niters): New parameter. Reimplement to support
8358 assumptions in loop niter info.
8359 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
8360 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
8361 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
8362 Support loop versioning for niters.
8363 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
8364 (vect_free_loop_info_assumptions): New function.
8365 (vectorize_loops): Free loop niter info for loops with flag
8366 LOOP_F_ASSUMPTIONS set if vectorization failed.
8367 * tree-vectorizer.h (struct _loop_vec_info): New field
8368 num_iters_assumptions.
8369 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
8370 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
8371 (LOOP_REQUIRES_VERSIONING): New macro.
8372 (vect_free_loop_info_assumptions): New decl.
8374 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8376 * cfgloop.h (struct loop): New field constraints.
8377 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
8378 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
8380 * cfgloop.c (alloc_loop): Initialize new field.
8381 * cfgloopmanip.c (copy_loop_info): Copy constraints.
8382 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
8383 Adjust niter analysis wrto loop constraints.
8384 * doc/loop.texi (@node Number of iterations): Add description for loop
8387 2016-07-29 Marek Polacek <polacek@redhat.com>
8390 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
8391 (ix86_expand_round_builtin): Likewise.
8393 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
8394 Georg-Johann Lay <avr@gjlay.de>
8396 PR rtl-optimization/71976
8397 * combine.c (get_last_value): Return 0 if the argument for which
8398 the function is called has a wider mode than the recorded value.
8400 2016-07-29 Marek Polacek <polacek@redhat.com>
8403 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
8404 (altivec_expand_st_builtin): Likewise.
8406 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8408 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
8409 introduced in r238381.
8411 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
8414 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
8415 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
8417 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
8419 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
8421 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8422 Add support for vec_extract of vector double or vector long having
8423 a variable element number on 64-bit ISA 2.07 systems or newer.
8424 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
8426 (rs6000_split_vec_extract_var): New function to split a
8427 vec_extract built-in function with variable element number.
8428 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
8430 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
8431 (UNSPEC_VSX_EXTRACT): Likewise.
8432 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
8433 direct move instructions to be generated on 64-bit ISA 2.07
8434 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
8436 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
8437 arguments for vec_extract variable element.
8438 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
8439 vec_extract with variable element on V2DFmode and V2DImode
8441 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
8442 -mupper-regs-df requirement, since it isn't needed.
8443 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
8444 do direct moves on 64-bit systems, which allows optimization of
8445 vec_extract on 64-bit ISA 2.07 systems and newer.
8447 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8448 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8450 * config/aarch64/aarch64.md
8451 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
8453 (<optab>qihi2_aarch64): Likewise, and split into two.
8454 (extendqihi2_aarch64): New.
8455 (zero_extendqihi2_aarch64): New.
8456 * config/aarch64/iterators.md (ldrxt): Remove.
8457 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
8460 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8462 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
8464 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8466 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
8467 (aarch64_push_reg): New function to push 1 or 2 registers.
8468 (aarch64_pop_reg): New function to pop 1 or 2 registers.
8469 (aarch64_expand_prologue): Use aarch64_push_regs.
8470 (aarch64_expand_epilogue): Use aarch64_pop_regs.
8472 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
8474 PR tree-optimization/71734
8475 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
8476 attribute instead of REF_LOOP and use it.
8477 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
8478 set it for Loops having non-zero safelen attribute.
8479 (ref_indep_loop_p): Pass zero as initial value for safelen.
8481 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
8485 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
8486 call using chkp_gimple_call_builtin_p.
8487 (chkp_copy_bounds_for_assign): Likewise.
8489 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8491 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
8492 * config/arm/arm-protos.h (struct tune_params): Likewise.
8493 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
8494 (cortex_a9_sched_adjust_cost): Likewise.
8495 (fa726te_sched_adjust_cost): Likewise.
8496 (arm_adjust_cost): Likewise.
8497 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
8498 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
8499 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
8500 * config/i386/i386.c (ix86_adjust_cost): Likewise.
8501 * config/ia64/ia64.c: Likewise.
8502 * config/m68k/m68k.c: Likewise.
8503 * config/mep/mep.c (mep_adjust_cost): Likewise.
8504 * config/microblaze/microblaze.c (microblaze_adjust_cost):
8506 * config/mips/mips.c (mips_adjust_cost): Likewise.
8507 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
8509 * config/pa/pa.c (pa_adjust_cost): Likewise.
8510 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
8511 (rs6000_debug_adjust_cost): Likewise.
8512 * config/sh/sh.c (sh_adjust_cost): Likewise.
8513 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8514 (hypersparc_adjust_cost): Likewise.
8515 (sparc_adjust_cost): Likewise.
8516 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8517 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8518 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8520 * config/visium/visium.c (visium_adjust_cost): Likewise.
8521 * doc/tm.texi: Regenerate.
8522 * haifa-sched.c (dep_cost_1): Adjust.
8523 * target.def: Merge adjust_cost and adjust_cost_2.
8525 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8527 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8529 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8531 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8532 (extract_mentioned_regs): Append to a vector instead of
8533 returning a rtx_expr_list.
8534 (st_expr_entry): Adjust.
8535 (free_st_expr_entry): Likewise.
8536 (store_ops_ok): Likewise.
8537 (store_killed_in_insn): Likewise.
8538 (find_moveable_store): Likewise.
8540 2016-07-28 Martin Liska <mliska@suse.cz>
8542 PR gcov-profile/68025
8543 * tree-profile.c (tree_profiling): Respect
8544 no_profile_instrument_function attribute.
8545 * doc/extend.texi: Document no_profile_instrument_function
8548 2016-07-28 Martin Liska <mliska@suse.cz>
8550 PR rtl-optimization/70944
8551 * combine.c (make_compound_operation):
8552 Do not allow make_compound_operation for vector mode
8554 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8557 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8558 before calling get_ops.
8560 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8562 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8563 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8564 (BITS_PER_UNIT_LOG): Remove.
8565 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8566 * expr.c (expand_assignment): Likewise.
8567 * stor-layout.c (initialize_sizetypes): Likewise.
8569 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8571 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8572 signature of rs6000_expand_vector_extract so that the element
8573 number is a RTX instead of a constant integer.
8574 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8576 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8577 (altivec_expand_vec_ext_builtin): Likewise.
8578 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8579 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8580 MFVSRLD instruction.
8582 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8584 * input.c (get_pure_location): Move here from tree.c.
8585 (make_location): Likewise. Add header comment.
8586 (selftest::test_accessing_ordinary_linemaps): Verify
8587 pure_location_p, make_location, get_location_from_adhoc_loc and
8589 * input.h (get_pure_location): Move declaration here from tree.h.
8590 (get_finish): Likewise for inline function.
8591 (make_location): Likewise for declaration.
8592 * tree.c (get_pure_location): Move to input.c.
8593 (make_location): Likewise.
8594 * tree.h (get_pure_location): Move declaration to tree.h.
8595 (get_finish): Likewise for inline function.
8596 (make_location): Likewise for declaration.
8598 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8601 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8603 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8605 * system.h (STATIC_ASSERT): Use static_assert if building
8608 2016-07-27 Richard Biener <rguenther@suse.de>
8610 PR tree-optimization/72517
8611 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8612 Revert change to not compute read-read dependences.
8614 2016-07-27 Richard Biener <rguenther@suse.de>
8616 * predict.c (set_even_probabilities): Make nedges unsigned.
8618 2016-07-27 Martin Liska <mliska@suse.cz>
8620 * predict.c (set_even_probabilities): Handle unlikely edges.
8621 (combine_predictions_for_bb): Likewise.
8623 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8626 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8627 __float128 support when we don't have hardware support, so that
8628 the IEEE built-in functions like isgreater, first call __unordkf3
8629 to make sure neither operand is a NaN, and if both operands are
8630 ordered, do the normal comparison.
8632 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8634 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8636 (extract_code_and_val_from_cond_with_ops): Verify that name is
8637 either cond_op0 or cond_op1.
8639 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8641 PR tree-optimization/18046
8642 * genmodes.c (emit_mode_size_inline): Emit an assert that
8643 verifies that mode is a valid array index.
8644 (emit_mode_nuinits_inline): Likewise.
8645 (emit_mode_inner_inline): Likewise.
8646 (emit_mode_unit_size_inline): Likewise.
8647 (emit_mode_unit_precision_inline): Likewise.
8648 * tree-vrp.c: Include params.h.
8649 (find_switch_asserts): Register edge assertions for the default
8650 label which correspond to the anti-ranges of each case label.
8651 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8652 * doc/invoke.texi: Document it.
8654 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8656 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8657 and unnecessary call to gimple_bb.
8659 2016-07-26 Richard Biener <rguenther@suse.de>
8661 PR rtl-optimization/71984
8662 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8665 2016-07-26 Richard Biener <rguenther@suse.de>
8668 * expmed.c (extract_bit_field_1): Constrain the vector mode
8669 with element size matching the extraction mode size when
8670 choosing a better vector mode to do the extraction from.
8672 2016-07-26 Richard Biener <rguenther@suse.de>
8673 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8676 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8679 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8681 * tree-ssa-structalias.c (struct scc_info): Change types of
8682 members to auto_sbitmap and auto_vec.
8683 (scc_info::scc_info): New constructor.
8684 (scc_info::~scc_info): New destructor.
8685 (init_scc_info): Remove.
8686 (free_scc_info): Remove.
8687 (find_indirect_cycles): Adjust.
8688 (perform_var_substitution): Likewise.
8689 (free_var_substitution_info): Likewise.
8691 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8693 * tree-outof-ssa.c (struct elim_graph): Change type of members
8694 to auto_vec and auto_sbitmap.
8695 (elim_graph::elim_graph): New constructor.
8696 (delete_elim_graph): Remove.
8697 (expand_phi_nodes): Adjust.
8699 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8701 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
8702 (new_elim_graph): Adjust.
8703 (clear_elim_graph): Likewise.
8704 (delete_elim_graph): Likewise.
8705 (elim_graph_size): Likewise.
8706 (elim_graph_add_node): Likewise.
8707 (elim_graph_add_edge): Likewise.
8708 (elim_graph_remove_succ_edge): Likewise.
8709 (eliminate_name): Likewise.
8710 (eliminate_build): Likewise.
8711 (elim_forward): Likewise.
8712 (elim_unvisited_predecessor): Likewise.
8713 (elim_backward): Likewise.
8714 (elim_create): Likewise.
8715 (eliminate_phi): Likewise.
8716 (expand_phi_nodes): Likewise.
8718 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8720 * bt-load.c (compute_out): Use auto_sbitmap class.
8721 (link_btr_uses): Likewise.
8722 * cfganal.c (mark_dfs_back_edges): Likewise.
8723 (post_order_compute): Likewise.
8724 (inverted_post_order_compute): Likewise.
8725 (pre_and_rev_post_order_compute_fn): Likewise.
8726 (single_pred_before_succ_order): Likewise.
8727 * cfgexpand.c (pass_expand::execute): Likewise.
8728 * cfgloop.c (verify_loop_structure): Likewise.
8729 * cfgloopmanip.c (fix_bb_placements): Likewise.
8730 (remove_path): Likewise.
8731 (update_dominators_in_loop): Likewise.
8732 * cfgrtl.c (break_superblocks): Likewise.
8733 * ddg.c (check_sccs): Likewise.
8734 (create_ddg_all_sccs): Likewise.
8735 * df-core.c (df_worklist_dataflow): Likewise.
8736 * dse.c (dse_step3): Likewise.
8737 * except.c (eh_region_outermost): Likewise.
8738 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8739 * gcse.c (prune_expressions): Likewise.
8740 (prune_insertions_deletions): Likewise.
8741 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
8742 * graph.c (draw_cfg_nodes_no_loops): Likewise.
8743 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
8744 * lcm.c (compute_earliest): Likewise.
8745 (compute_farthest): Likewise.
8746 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
8747 (unroll_loop_runtime_iterations): Likewise.
8748 (unroll_loop_stupid): Likewise.
8749 * lower-subreg.c (decompose_multiword_subregs): Likewise.
8750 * lra-lives.c: Likewise.
8751 * lra.c (lra): Likewise.
8752 * modulo-sched.c (schedule_reg_moves): Likewise.
8753 (optimize_sc): Likewise.
8754 (get_sched_window): Likewise.
8755 (sms_schedule_by_order): Likewise.
8756 (check_nodes_order): Likewise.
8757 (order_nodes_of_sccs): Likewise.
8758 (order_nodes_in_scc): Likewise.
8759 * recog.c (split_all_insns): Likewise.
8760 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
8761 * reload1.c (reload): Likewise.
8762 * sched-rgn.c (haifa_find_rgns): Likewise.
8763 (split_edges): Likewise.
8764 (compute_trg_info): Likewise.
8765 * sel-sched.c (init_seqno): Likewise.
8766 * store-motion.c (remove_reachable_equiv_notes): Likewise.
8767 * tree-into-ssa.c (update_ssa): Likewise.
8768 * tree-ssa-live.c (live_worklist): Likewise.
8769 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
8770 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8772 (try_peel_loop): Likewise.
8773 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8775 * tree-ssa-pre.c (compute_antic): Likewise.
8776 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
8777 * tree-stdarg.c (reachable_at_most_once): Likewise.
8778 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8779 * var-tracking.c (vt_find_locations): Likewise.
8781 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8783 * sbitmap.h (auto_sbitmap): New class.
8785 2016-07-26 Alan Modra <amodra@gmail.com>
8788 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8791 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8793 * input.c (selftest::temp_source_file::temp_source_file): Fix
8794 missing "%s" in fprintf.
8796 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8799 * cselib.c (cselib_process_insn): Invalidate argument slots for
8802 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8804 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8805 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8806 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8808 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8810 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8811 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8812 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8814 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8816 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8817 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8819 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8820 (add<mode>3): Likewise.
8821 (sub<mode>3): Likewise.
8822 (mul<mode>3): Likewise.
8823 (div<mode>3): Likewise.
8824 (*div<mode>3): Likewise.
8825 (<fmaxmin><mode>3): Extend to HF.
8826 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8827 (fabd<mode>3): Likewise.
8828 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8829 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8830 (aarch64_fmulx<mode>): Likewise.
8831 (aarch64_fac<optab><mode>): Likewise.
8832 (aarch64_frecps<mode>): Likewise.
8833 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8834 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8835 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8836 (VSDQ_HSDI): Support HI.
8837 (fcvt_target, FCVT_TARGET): Likewise.
8838 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8839 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8840 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8841 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8842 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8843 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8844 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8847 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8849 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8850 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8851 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8852 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8854 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8855 (aarch64_cm<optab><mode>): Likewise.
8856 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8857 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8858 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8859 (sqrt<mode>2): Likewise.
8860 (*sqrt<mode>2): Likewise.
8861 (abs<mode>2): Likewise.
8862 (<optab><mode>hf2): New pattern for HF mode.
8863 (<optab>hihf2): Likewise.
8864 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8865 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8866 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8868 * config/aarch64/arm_fp16.h: New file.
8869 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8870 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8871 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8872 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8873 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8874 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8875 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8876 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8877 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8878 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8879 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8880 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8883 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8885 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8886 reduc_smin_scal_): Use VDQIF_F16.
8887 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8888 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8890 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8891 * config/aarch64/iterators.md (VDQIF_F16): New.
8892 (vp): Support HF modes.
8893 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8894 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8896 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8898 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8899 "*aarch64_mulx_elt_from_dup<mode>".
8900 (*aarch64_mul3_elt<mode>): Update schedule type.
8901 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8902 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8903 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8904 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8905 (f, fp): Support HF modes.
8906 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8907 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8908 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8909 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8910 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8911 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8913 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8915 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8916 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8918 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8921 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8923 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8924 * config/aarch64/aarch64-simd.md
8925 (aarch64_rsqrts<mode>): Extend to HF modes.
8926 (fabd<mode>3): Likewise.
8927 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8928 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8929 (aarch64_<maxmin_uns>p<mode>): Likewise.
8930 (<su><maxmin><mode>3): Likewise.
8931 (<maxmin_uns><mode>3): Likewise.
8932 (<fmaxmin><mode>3): Likewise.
8933 (aarch64_faddp<mode>): Likewise.
8934 (aarch64_fmulx<mode>): Likewise.
8935 (aarch64_frecps<mode>): Likewise.
8936 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8937 (add<mode>3): Extend to HF modes.
8938 (sub<mode>3): Likewise.
8939 (mul<mode>3): Likewise.
8940 (div<mode>3): Likewise.
8941 (*div<mode>3): Likewise.
8942 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8944 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8945 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8946 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8947 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8948 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8949 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8950 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8951 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8952 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8953 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8954 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8955 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8956 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8957 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8959 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8961 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8962 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8963 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8964 (neg<mode>2): Likewise.
8965 (abs<mode>2): Likewise.
8966 (<frint_pattern><mode>2): Likewise.
8967 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8968 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8969 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8970 (ftrunc<VDQF:mode>2): Likewise.
8971 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8972 (sqrt<mode>2): Likewise.
8973 (*sqrt<mode>2): Likewise.
8974 (aarch64_frecpe<mode>): Likewise.
8975 (aarch64_cm<optab><mode>): Likewise.
8976 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
8978 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
8979 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
8981 * config/aarch64/arm_neon.h (vdup_n_f16): New.
8982 (vdupq_n_f16): Likewise.
8983 (vld1_dup_f16): Use vdup_n_f16.
8984 (vld1q_dup_f16): Use vdupq_n_f16.
8985 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
8986 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
8987 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
8988 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
8989 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
8990 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
8991 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
8992 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
8993 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
8994 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
8995 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
8996 vsqrt_f16, vsqrtq_f16): New.
8998 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9000 * config/aarch64/aarch64-simd.md
9001 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
9002 (aarch64_ext<mode>): Likewise.
9003 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
9004 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
9005 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
9007 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
9009 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
9010 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
9011 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
9012 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
9013 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
9014 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
9015 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
9017 (vmov_n_f16): Reimplement using vdup_n_f16.
9018 (vmovq_n_f16): Reimplement using vdupq_n_f16..
9020 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9022 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
9023 "frame_related_p". Generate CFA annotation when it's necessary.
9024 (aarch64_expand_prologue): Use aarch64_add_constant.
9025 (aarch64_expand_epilogue): Likewise.
9026 (aarch64_output_mi_thunk): Pass "false" when calling
9027 aarch64_add_constant.
9029 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9031 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
9034 2016-07-25 Jiong Wang <jiong.wang@arm.com>
9036 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
9037 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
9038 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
9039 (aarch64_build_constant): Delete.
9041 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
9044 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9046 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9047 flag_toplevel_reorder.
9049 2016-07-25 Richard Biener <rguenther@suse.de>
9051 * cgraph.c (cgraph_node::verify_node): Compare against builtin
9052 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
9053 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
9054 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
9055 (streamer_get_builtin_tree): Likewise.
9056 (streamer_write_builtin): Likewise.
9057 * lto-streamer.h (LTO_builtin_decl): Remove.
9058 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
9059 (lto_input_scc): Remove LTO_builtin_decl handling.
9060 (lto_input_tree_1): Liekwise.
9061 * lto-streamer-out.c (lto_output_tree_1): Remove special
9062 handling of builtins.
9063 (DFS::DFS): Likewise.
9064 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
9065 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
9067 (streamer_write_builtin): Remove.
9069 2016-07-25 Martin Liska <mliska@suse.cz>
9071 * lto-cgraph.c (input_symtab): Don't call get_working_sets
9072 if flag_auto_profile is set to true.
9074 2016-07-25 Martin Liska <mliska@suse.cz>
9076 PR gcov-profile/71868
9077 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
9078 have a function with multiple latches, count them all.
9080 2016-07-25 Martin Liska <mliska@suse.cz>
9082 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
9084 2016-07-25 Martin Liska <mliska@suse.cz>
9086 PR tree-optimization/71987
9087 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
9088 just for SSA_NAMEs. Fix GNU coding style.
9090 2016-07-25 Martin Liska <mliska@suse.cz>
9092 PR gcov-profile/64874
9093 * gcov-io.h: Update command about file format.
9094 * gcov-iov.c (main): Adapt the numbering scheme.
9096 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9099 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
9100 whose result is used in PHI.
9101 (final_range_test_p): Likewise.
9102 (maybe_optimize_range_tests): Likewise.
9104 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9106 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9107 Reformat two multi-line strings.
9109 2016-07-22 Martin Sebor <msebor@redhat.com>
9111 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
9113 2016-07-22 Martin Sebor <msebor@redhat.com>
9116 * doc/extend.texi (Compound Literals): Correct and clarify.
9117 (Cast to Union): Same.
9119 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
9121 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9122 comments to explain why certain error messages make mention of
9123 undocumented options.
9124 (rs6000_invalid_builtin): Change error messages to replace mention
9125 of undocumented options with mention of the -mcpu=power9 option
9126 that enables those undocumented options.
9127 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
9128 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
9129 definition of this macro to correct an existing error.
9130 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
9131 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
9132 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
9133 descriptions of built-in functions so that they depend on
9134 -mcpu=power9 instead of on the corresponding undocumented flags.
9135 * doc/invoke.texi (Option Summary): Remove all mention of newly
9137 (IBM RS/6000 and PowerPC Options): Likewise.
9138 * doc/md.texi (Constraints for Particuliar Machines): Remove all
9139 mention of newly undocumented flags.
9141 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
9143 * ipa-cp.c (determine_versionability): Do not create constprop clones,
9144 when target_clones attribute is set.
9146 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9148 * common.opt (funsafe-loop-optimizations): Mark ignore.
9149 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
9150 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
9152 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
9153 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
9155 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9157 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9159 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9161 (number_of_iterations_exit): Warn missed loop optimization for
9162 possible infinite loops.
9164 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
9167 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
9168 when to emit a ".machine" pseudo-op.
9170 2016-07-22 Martin Liska <mliska@suse.cz>
9172 PR gcov-profile/69028
9173 PR gcov-profile/62047
9174 * coverage.c (coverage_compute_lineno_checksum): Do not
9175 calculate checksum for fns w/o xloc.file.
9176 (coverage_compute_profile_id): Likewise.
9178 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
9180 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
9181 (avr_secondary_reload): ...and implementation.
9182 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
9183 * config/avr/avr.md (reload_in<mode>): Remove insns.
9184 (adjust_len) [lpm]: Remove insn attribute value.
9185 * config/avr/predicates.md (flash_operand): Remove insn predicate.
9187 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9190 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
9192 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
9193 * calls.c (special_function_p): Remove the special handling of the
9194 "__builtin_" prefix.
9196 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9199 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
9200 if STMT may be an alloca call.
9201 (gimple_alloca_call_p, alloca_call_p): Return only true for the
9202 builtin alloca call.
9203 * calls.h (gimple_maybe_alloca_call_p): New function.
9204 * tree-inline.c (inline_forbidden_p_stmt): Use
9205 gimple_maybe_alloca_call_p here.
9207 2016-07-21 David Malcolm <dmalcolm@redhat.com>
9209 * spellcheck-tree.c (best_macro_match::best_macro_match):
9210 Explictly specify the template arguments when invoking the base
9211 class constructor, to help older C++ compilers.
9213 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9216 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
9217 before builtin_decl_implicit.
9219 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9221 * optabs.c (emit_condiitonal_move): Short circuit for identical
9224 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9226 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
9227 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
9228 (noce_conversion_profitable_p): New.
9229 (noce_try_store_flag_constants): Use it.
9230 (noce_try_addcc): Likewise.
9231 (noce_try_store_flag_mask): Likewise.
9232 (noce_try_cmove): Likewise.
9233 (noce_try_cmove_arith): Likewise.
9234 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
9236 (noce_convert_multiple_sets): Move cost model to here, from...
9237 (bb_ok_for_noce_convert_multiple_sets) ...here.
9238 (noce_process_if_block): Update calls for above changes.
9239 (noce_find_if_block): Record new noce_if_info parameters.
9241 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9243 * target.def (max_noce_ifcvt_seq_cost): New.
9244 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
9245 * doc/tm.texi: Regenerate.
9246 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
9247 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
9248 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
9249 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
9250 * doc/invoke.texi: Document new params.
9252 2016-07-21 Richard Biener <rguenther@suse.de>
9254 PR tree-optimization/71947
9255 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
9256 ranges have useful limit_vr information.
9258 2016-07-21 Richard Biener <rguenther@suse.de>
9260 * function-tests.c (build_trivial_generic_function): Set
9261 BLOCK_SUPERCONTEXT of DECL_INITIAL.
9262 * omp-low.c (create_omp_child_function): Likewise.
9263 (grid_expand_target_grid_body): Likewise.
9264 * cgraphunit.c (init_lowered_empty_function): Likewise.
9265 (cgraph_node::expand_thunk): Likewise.
9266 * tree-parloops.c (create_loop_fn): Likewise.
9267 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
9269 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9271 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
9274 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
9276 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
9277 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
9278 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
9279 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
9280 values for insn attribute.
9281 * config/avr/avr.c (avr_out_insert_notbit): New function.
9282 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
9283 ADJUST_LEN_INSV_NOTBIT_0/_7.
9284 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
9286 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9288 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
9289 (chrec_convert_1, chrec_convert): Ditto.
9290 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
9291 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
9292 * tree-vrp.c (adjust_range_with_scev): Ditto.
9293 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
9294 (scev_var_range_cant_overflow): New function.
9295 (scev_probably_wraps_p): New parameter. Call above function.
9296 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
9298 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9300 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
9301 by removing computation of may_be_zero.
9303 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9305 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
9307 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
9309 Improving concepts performance and diagnostics.
9310 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
9311 for constraint satisfaction and subsumption.
9312 * timevar.h (auto_timevar): New constructor that matches the push/pop
9313 pattern of usage in pt.c.
9315 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9317 * hwint.h (HOST_WIDE_INT_0): New define.
9318 (HOST_WIDE_INT_0U): Ditto.
9319 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
9320 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
9321 * simplify-rtx.c: Ditto.
9322 * tree-object-size.c: Ditto.
9324 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9326 * config/s390/s390.c (s390_encode_section_info): Remove mode size
9329 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9331 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
9332 * combine.c: Use HOST_WIDE_INT_M1U instead of
9333 ~(unsigned HOST_WIDE_INT) 0.
9334 * double-int.h: Ditto.
9336 * dwarf2asm.c:Ditto.
9338 * genmodes.c: Ditto.
9340 * read-rtl.c: Ditto.
9341 * tree-ssa-loop-ivopts.c: Ditto.
9342 * tree-ssa-loop-prefetch.c: Ditto.
9343 * tree-vect-generic.c: Ditto.
9344 * tree-vect-patterns.c: Ditto.
9347 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9349 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
9350 constant addresses outside [0,0xc0] into a register.
9351 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
9352 cases where the base address register is unused after.
9353 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
9354 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
9355 (avr_out_store_psi_reg_disp_tiny): Same.
9357 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9359 Implement attribute progmem on reduced Tiny cores by adding
9360 flash offset 0x4000 to respective symbols.
9363 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
9364 documentation how it works on reduced Tiny cores.
9365 (AVR Named Address Spaces): No support for reduced Tiny.
9366 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
9367 (avr_address_tiny_pm_p): New static function.
9368 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
9369 if the address is in progmem.
9370 (avr_assemble_integer): Same.
9371 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
9372 for symbol_ref in progmem.
9373 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
9374 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
9375 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
9377 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
9379 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
9380 * configure: Regenerate.
9381 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
9382 (USE_THIN_ARCHIVES): New variable.
9383 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
9384 this archive as a thin archive.
9386 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9388 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
9389 same location as last time, don't skip if we have fix-it hints.
9390 Clarify the skipping logic by converting it from one "if" clause
9391 to repeated "if" clauses.
9392 * spellcheck-tree.c: Include "cpplib.h".
9393 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
9394 (best_macro_match::best_macro_match): New constructor.
9395 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
9396 Move here from c/c-decl.c.
9397 (class best_macro_match): Move here from c/c-decl.c, converting
9398 from a typedef to a subclass, gaining a ctor.
9400 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9402 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
9403 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
9405 (avr_addr_space_diagnose_usage): ...and implementation.
9406 (avr_addr_space_supported_p): New function.
9407 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
9408 report bad address space usage if that space is supported.
9409 (avr_insert_attributes): Same. No more complain about unsupported
9411 * config/avr/avr-c.c (tm_p.h): Include it.
9412 (avr_cpu_cpp_builtins): Only define addr-space related built-in
9413 macro if avr_addr_space_supported_p.
9415 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9417 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9418 flag_toplevel_reorder.
9420 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9422 * gcc-rich-location.c
9423 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
9425 * gcc-rich-location.h
9426 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
9428 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9430 * target.def (addr_space): Add new diagnose_usage to hook vector.
9431 * targhooks.c (default_addr_space_diagnose_usage): Add default
9432 implementation and...
9433 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
9434 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
9435 is some address space, call targetm.addr_space.diagnose_usage.
9436 * doc/tm.texi.in (Named Address Spaces): Add anchor for
9437 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
9438 * doc/tm.texi: Regenerate.
9440 2016-07-20 Martin Liska <mliska@suse.cz>
9443 * graphite-isl-ast-to-gimple.c (later_of_the_two):
9444 Properly handly PHI stmts.
9446 2016-07-20 Bin Cheng <bin.cheng@arm.com>
9448 PR tree-optimization/71503
9449 PR tree-optimization/71683
9450 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
9453 2016-07-20 Martin Liska <mliska@suse.cz>
9455 * doc/invoke.texi (-fipa-ra): Document when the option is
9456 disabled. Fix a typo.
9458 2016-07-20 Martin Liska <mliska@suse.cz>
9460 * Makefile.in: Include fibonacci_heap.c
9461 * fibonacci_heap.c: New file.
9462 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
9463 (fibonacci_heap::union_with): Fix deletion of the second heap.
9464 * selftest-run-tests.c (selftest::run_tests): Incorporate
9465 fibonacci heap tests.
9466 * selftest.h: Declare fibonacci_heap_c_tests.
9468 2016-07-20 Martin Liska <mliska@suse.cz>
9470 * selftest-run-tests.c (selftest::run_tests): New function.
9471 * selftest.h (sreal_c_tests): Declare.
9472 * sreal.c (sreal_verify_basics): New function.
9473 (verify_aritmetics): Likewise.
9474 (sreal_verify_arithmetics): Likewise.
9475 (verify_shifting): Likewise.
9476 (sreal_verify_shifting): Likewise.
9477 (void sreal_c_tests): Likewise.
9479 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9481 PR rtl-optimization/71916
9482 * cfgrtl.c (contains_no_active_insn_p): Return false also for
9483 bb which have a single succ fake edge.
9485 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
9488 * dwarf2out.c (gen_subprogram_die): Only call
9489 gen_unspecified_parameters_die while dumping early dwarf.
9491 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9494 * gimple-fold.c (fold_builtin_memory_op): Use
9495 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
9497 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
9499 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
9500 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
9501 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
9502 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
9506 * double-int.c: Ditto.
9508 * dwarf2out.c: Ditto.
9511 * fold-const.c: Ditto.
9512 * function.c: Ditto.
9514 * genmodes.c: Ditto.
9518 * loop-doloop.c: Ditto.
9519 * loop-invariant.c: Ditto.
9526 * simplify-rtx.c: Ditto.
9527 * stor-layout.c: Ditto.
9529 * tree-ssa-loop-ivopts.c: Ditto.
9530 * tree-vect-generic.c: Ditto.
9531 * tree-vect-patterns.c: Ditto.
9536 * wide-int-print.cc: Ditto.
9537 * wide-int.cc: Ditto.
9538 * wide-int.h: Ditto.
9540 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9542 * selftest.c (selftest::assert_streq): Handle NULL values of
9543 val_actual and val_expected.
9545 2016-07-19 Martin Jambor <mjambor@suse.cz>
9548 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9549 rather than cgraph_create_node to get a call graph node.
9551 2016-07-19 Richard Biener <rguenther@suse.de>
9553 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9554 handle all tcc_constant bases and valueize SSA names.
9555 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9558 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9560 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9561 the flags of the exit block and bb2, not just the entry block.
9563 2016-07-19 Richard Biener <rguenther@suse.de>
9565 PR tree-optimization/71901
9566 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9567 align member, group stuff with the bitfield.
9568 (vn_ref_op_align_unit): New inline.
9569 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9570 record element alignment and operand 3 unchanged.
9571 (ao_ref_init_from_vn_reference): Adjust.
9572 (valueize_refs_1): Likewise.
9573 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9575 2016-07-19 Richard Biener <rguenther@suse.de>
9577 PR tree-optimization/71908
9578 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9579 symbolic constants in a more reliable way.
9581 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9583 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9585 (vect_update_inits_of_drs): Likewise.
9586 (vect_create_cond_for_alias_checks): Likewise.
9587 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9589 2016-07-19 Richard Biener <rguenther@suse.de>
9592 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9593 with an abstract origin that is not an inlined function outer
9594 scope add a self-reference as abstract origin.
9595 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9597 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9600 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9601 unintentional System V.4 structure return breakage for structures
9602 with a single floating point element.
9604 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9606 PR tree-optimization/71734
9607 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9608 contains REF, use it to check safelen, assume that safelen value
9609 must be greater 1, fix style.
9610 (ref_indep_loop_p_2): Add REF_LOOP argument.
9611 (ref_indep_loop_p): Pass LOOP as additional argument to
9614 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9616 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9617 allocation in the prologue.
9618 * explow.c (get_dynamic_stack_base): New function to return an address
9619 expression for the dynamic stack base.
9620 (get_dynamic_stack_size): New function to do the required dynamic stack
9621 space size calculations.
9622 (allocate_dynamic_stack_space): Use new functions.
9623 (align_dynamic_address): Move some code from
9624 allocate_dynamic_stack_space to new function.
9625 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9627 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9629 * config/s390/s390.c (s390_encode_section_info): Always set
9630 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9633 2016-07-18 Richard Biener <rguenther@suse.de>
9635 PR tree-optimization/71893
9636 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9637 for sizetype cast added by array_ref_element_size.
9638 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9640 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9642 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9643 register parameters. Remove code to initialize argument pointer
9644 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9645 using a pc-relative branch. Cleanup conditional code.
9646 * config/pa/pa.md (call_mcount): New expander.
9647 (call_mcount_nonpic): New insn.
9648 (call_mcount_pic): New insn and split.
9649 (call_mcount_pic_post_reload): New insn.
9650 (call_mcount_64bit): New insn and split.
9651 (call_mcount_64bit_post_reload): New insn.
9653 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9655 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9656 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9657 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9658 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9659 (*usum_widenqihi3, *udiff_widenqihi3)
9660 (*addhi3_zero_extend.const): New combiner insns.
9661 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9662 just 1 bit is affected.
9663 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9664 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9666 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9668 * omp-low.c (lower_omp_target): Mark data clauses with
9669 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9670 zero-length subarrays.
9672 2016-07-15 Richard Biener <rguenther@suse.de>
9674 PR tree-optimization/71881
9675 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9676 reverse DOM order to make debug temp generation happy.
9678 2016-07-15 Richard Biener <rguenther@suse.de>
9680 PR tree-optimization/71887
9681 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9682 verify it is not zero for division / modulo handling.
9683 (value_replacement): Adjust.
9685 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9686 Julian Brown <julian@codesourcery.com>
9688 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
9689 * config/aarch64/aarch64-cost-tables.h
9690 (vulcan_extra_costs): New variable.
9691 * config/aarch64/aarch64.c
9692 (vulcan_addrcost_table): Likewise.
9693 (vulcan_regmove_cost): Likewise.
9694 (vulcan_vector_cost): Likewise.
9695 (vulcan_branch_cost): Likewise.
9696 (vulcan_tunings): Likewise.
9698 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
9700 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
9701 (output_in_order): Loop over undefined variables too. Output them
9702 via assemble_undefined_decl. Skip variables that correspond to hard
9703 registers or have value-exprs.
9704 * varpool.c (symbol_table::output_variables): Handle undefined
9705 variables together with defined ones.
9707 2016-07-15 Richard Biener <rguenther@suse.de>
9709 * tree-ssa-pre.c (get_representative_for): Make sure to return
9710 the value number of SSA names.
9711 (phi_translate_1): get_representative_for cannot return NULL.
9712 (do_pre_regular_insertion): Remove redundant call to
9713 fully_constant_expression.
9714 (do_pre_partial_partial_insertion): Likewise.
9716 2016-07-15 Bin Cheng <bin.cheng@arm.com>
9718 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
9719 (derive_simple_iv_with_niters): New function.
9720 (simple_iv): Rewrite using simple_iv_with_niters.
9721 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
9722 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9724 (number_of_iterations_exit): Rewrite using above function.
9725 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9728 2016-07-15 Richard Biener <rguenther@suse.de>
9730 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
9733 2016-07-14 Jakub Jelinek <jakub@redhat.com>
9735 PR tree-optimization/71872
9736 * tree-data-ref.c (get_references_in_stmt): Ignore references
9737 with is_gimple_constant get_base_address.
9739 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9741 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
9742 (TARGET_HAVE_LDACQD): New macro.
9743 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
9744 than TARGET_HAVE_LDACQ.
9745 (arm_load_acquire_exclusivedi): Likewise.
9746 (arm_store_release_exclusivedi): Likewise.
9748 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9750 PR rtl-optimization/71878
9751 * lra-constraints.c (match_reload): Pass information about other
9752 output operands. Create new unique register value if matching input
9753 operand shares same register value as output operand being considered.
9754 (curr_insn_transform): Record output operands already processed.
9756 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9759 PR tree-optimization/70923
9760 * tree-vect-patterns.c: Include mult-synthesis.h.
9761 (target_supports_mult_synth_alg): New function.
9762 (synth_lshift_by_additions): Likewise.
9763 (apply_binop_and_append_stmt): Likewise.
9764 (vect_synth_mult_by_constant): Likewise.
9765 (target_has_vecop_for_code): Likewise.
9766 (vect_recog_mult_pattern): Use above functions to synthesize vector
9767 multiplication by integer constants.
9769 2016-07-14 Alan Modra <amodra@gmail.com>
9771 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
9772 gpr alternatives. Correct '*' placement on Y,r alternative.
9773 Add '*' on operand 1 of r,r alternative.
9775 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9777 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
9778 * expmed.h: ... Here.
9780 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9782 * gimple.h (stmt_can_terminate_bb_p): New function.
9783 * tree-cfg.c (need_fake_edge_p): Rename to ...
9784 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9785 throw external; handle const and pure calls.
9786 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9788 2016-07-14 Richard Biener <rguenther@suse.de>
9790 PR tree-optimization/71866
9791 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9792 (do_hoist_insertion): Avoid endless recursion when we
9793 didn't insert anything because we managed to simplify
9794 things down to a constant or SSA name.
9795 (fully_constant_expression): Re-write in terms of ...
9796 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9797 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9798 vn_nary_build_or_lookup_1.
9799 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9800 (vn_nary_build_or_lookup): ... this which now wraps it.
9802 2016-07-14 Alan Modra <amodra@gmail.com>
9805 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9806 with p9_vector override before power9-dform override.
9808 2016-07-13 Andi Kleen <ak@linux.intel.com>
9810 * value-prof.c (gimple_value_profile_transformations): Don't run
9811 when auto_profile is on.
9813 2016-07-13 Andi Kleen <ak@linux.intel.com>
9815 * auto-profile.c (update_inlined_ind_target,
9816 afdo_indirect_call): Print information to dump file.
9818 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9820 * genrecog.c (special_predicate_operand_p): New function.
9821 (predicate_name): Move function.
9822 (validate_pattern): Don't warn about missing mode for all
9823 define_special_predicate predicates.
9825 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9827 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9828 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9829 resolve alias checks which are known at compilation time.
9830 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9831 alias checks are resolved. Move dump info for too many runtime
9832 alias checks to here...
9833 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9835 2016-07-13 Richard Biener <rguenther@suse.de>
9837 PR tree-optimization/24574
9838 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9839 position and add shift, rotate, divison and modulo support
9841 (value_replacement): Pass in argument position to absorbing_element_p.
9843 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9846 * ipa-inline-transform.c (inline_call): Support
9847 instrumented thunks.
9849 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9851 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9852 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9854 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9855 Baseline. Make initial alternative TARGET_32BIT only.
9856 (udivsi3): Likewise.
9857 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9858 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9861 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9863 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9864 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9865 availability with TARGET_HAVE_MOVT.
9866 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9867 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9868 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9870 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9871 extra instruction if MOVW is available. Use a cost variable
9872 incremented by COSTS_N_INSNS (1) when the condition match rather than
9873 returning an arithmetic expression based on COSTS_N_INSNS. Make
9874 constant with bottom half word zero cost 2 instruction if MOVW is
9876 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9877 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9878 target is ARMv8-M Baseline.
9879 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9880 (arm_movtas_ze): Likewise.
9881 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9882 alternative for constants satisfying j constraint.
9883 (thumb1_movsi_insn): Likewise.
9884 (movsi splitter for K alternative): Tighten condition to not trigger
9885 if movt is available and j constraint is satisfied.
9886 (Pe immediate splitter): Likewise.
9887 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9888 constant fitting in an halfword to use MOVW.
9889 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9892 2016-07-13 Richard Biener <rguenther@suse.de>
9895 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9896 gimplifying the LHS. Make sure to gimplify a returning twice
9897 call LHS without using SSA names.
9899 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9901 * tree-data-ref.c (find_data_references_in_stmt): Remove
9902 unnecessary call to vec::release.
9903 (graphite_find_data_references_in_stmt): Likewise.
9904 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9905 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9907 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9909 * cfgexpand.c (expand_used_vars): Make the type of a local
9911 * genmatch.c (lower_for): Likewise.
9912 * haifa-sched.c (haifa_sched_init): Likewise.
9913 (add_to_speculative_block): Likewise.
9914 (create_check_block_twin): Likewise.
9915 * predict.c (handle_missing_profiles): Likewise.
9916 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9917 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9918 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9920 (maybe_lower_iteration_bound): Likewise.
9921 * tree-ssa-sccvn.c (DFS): Likewise.
9922 * tree-stdarg.c (reachable_at_most_once): Likewise.
9923 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9924 (vectorizable_store): Likewise.
9926 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9928 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9929 (sccvn_dom_walker): make cond_stack an auto_vec.
9931 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9933 * ree.c (struct ext_state): Make type of members auto_vec.
9934 (find_and_remove_re): Adjust.
9936 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9938 * cfgexpand.c (struct stack_vars_data): Make type of fields
9940 (expand_used_vars): Adjust.
9942 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9944 * ipa.c (record_cdtor_fn): Adjust.
9945 (build_cdtor_fns): Likewise.
9946 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9949 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9951 * genextract.c (struct accum_extract): Add constructor and make
9955 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9957 * tree.c (struct free_lang_data_d): Add constructor and change
9958 types of members to ones that automatically manage resources.
9959 (fld_worklist_push): Adjust.
9960 (find_decls_types): Likewise.
9961 (find_decls_types_in_eh_region): Likewise.
9962 (free_lang_data_in_cgraph): Stop manually creating and
9963 destroying members of free_lang_data_d.
9965 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9967 PR rtl-optimization/68961
9968 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9969 peephole variant. Use sse_reg_operand predicates.
9971 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9973 * config/i386/predicates.md (x86_64_immediate_operand)
9974 <case CONST_INT>: Remove unneeded truncation to DImode.
9975 <case CONST>: Ditto.
9976 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9978 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9981 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
9982 The xxperm and xxpermr instructions require that the 2nd input
9983 operand overlap with the output operand, and not the 1st.
9984 (altivec_vperm_v8hiv16qi): Likewise.
9985 (altivec_vperm_<mode>_uns_internal): Likewise.
9986 (altivec_vpermr_<mode>_internal): Likewise.
9987 (vperm_v8hiv4si): Likewise.
9988 (vperm_v16qiv8hi): Likewise.
9990 2016-07-12 Nathan Sidwell <nathan@acm.org>
9992 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
9993 when -mno-pic-data-is-text-relative is in effect, by default.
9994 * doc/invoke.texi (mpic-data-is-text-relative): Document new
9995 behavior and clarify.
9997 2016-07-12 Martin Liska <mliska@suse.cz>
9999 * params.def: Add avg-loop niter.
10000 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
10001 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
10002 * doc/invoke.texi: Document the new parameter.
10004 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10006 PR middle-end/71700
10007 * expr.c (store_constructor): Mask sign-extended bits when widening
10008 sub-word constructor element at the start of a word.
10010 2016-07-12 Martin Liska <mliska@suse.cz>
10012 * Makefile.in: Append rule for params-options.h.
10013 * params-options.h: New file.
10015 2016-07-12 Martin Liska <mliska@suse.cz>
10017 * ira-build.c (mark_loops_for_removal): Properly iterate
10020 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
10021 Richard Biener <rguenther@suse.de>
10023 PR tree-optimization/23286
10024 PR tree-optimization/70159
10025 * doc/invoke.texi: Document -fcode-hoisting.
10026 * common.opt (fcode-hoisting): New flag.
10027 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
10028 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
10029 (do_regular_insertion): Rename to ...
10030 (do_pre_regular_insertion): ... this and amend general comments
10031 on insertion strathegy.
10032 (do_partial_partial_insertion): Rename to ...
10033 (do_pre_partial_partial_insertion): ... this.
10034 (do_hoist_insertion): New function.
10035 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
10036 and call do_hoist_insertion properly.
10038 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
10039 (pass_pre::execute): Register hoist_insert stats.
10041 2016-07-12 Jakub Jelinek <jakub@redhat.com>
10043 PR middle-end/71716
10044 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
10045 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
10046 is different from mode's bitsize. Small cleanup.
10048 2016-07-12 Richard Biener <rguenther@suse.de>
10050 PR rtl-optimization/68961
10051 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
10052 to simplify to a non-constant.
10054 2016-07-11 Jakub Jelinek <jakub@redhat.com>
10056 PR middle-end/71758
10057 * omp-low.c (expand_omp_target): Gimplify device.
10059 PR tree-optimization/71823
10060 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
10061 to get vec_oprnds2 from op2.
10063 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
10065 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
10066 Hoist common subexpressions.
10067 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
10069 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
10072 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
10073 prevent generation of 'stxsiwx' on pre Power8 hardware.
10075 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10077 * input.c: Include cpplib.h.
10078 (selftest::temp_source_file): New class.
10079 (selftest::temp_source_file::temp_source_file): New ctor.
10080 (selftest::temp_source_file::~temp_source_file): New dtor.
10081 (selftest::should_have_column_data_p): New function.
10082 (selftest::test_should_have_column_data_p): New function.
10083 (selftest::temp_line_table): New class.
10084 (selftest::temp_line_table::temp_line_table): New ctor.
10085 (selftest::temp_line_table::~temp_line_table): New dtor.
10086 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
10087 it to create a temp_line_table.
10088 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
10089 locations that are known to have column data.
10090 (selftest::line_table_case): New struct.
10091 (selftest::test_reading_source_line): Move tempfile handling
10092 to class temp_source_file.
10093 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
10094 (selftest::assert_token_loc_eq): New function.
10095 (ASSERT_TOKEN_LOC_EQ): New macro.
10096 (selftest::test_lexer): New function.
10097 (selftest::boundary_locations): New array.
10098 (selftest::input_c_tests): Call test_should_have_column_data_p.
10099 Loop over a test matrix of interesting values of location and
10100 default_range_bits, calling test_lexer on each case in the matrix.
10101 Move call to test_accessing_ordinary_linemaps into the matrix.
10102 * selftest.h (ASSERT_EQ): Reimplement in terms of...
10103 (ASSERT_EQ_AT): New macro.
10105 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
10108 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10109 Don't convert TImode in debug insn.
10111 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10113 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
10114 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
10115 (tree_type_common::lang_flag_7): New.
10116 (tree_type_common::spare): Reduce size.
10117 * tree.h (TYPE_ALIGN_OK): Remove.
10118 (TYPE_LANG_FLAG_7): New.
10119 (get_inner_reference): Adjust header.
10120 * print-tree.c (print_node): Adjust.
10121 * expr.c (get_inner_reference): Remove parameter keep_aligning.
10122 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
10123 calls to get_inner_reference.
10124 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
10125 handling of TYPE_ALIGN_OK.
10126 * builtins.c (get_object_alignment_2): Adjust call to
10127 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
10128 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
10130 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
10131 * cfgexpand.c (expand_debug_expr): Likewise.
10132 * dbxout.c (dbxout_expand_expr): Likewise.
10133 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
10134 loc_list_from_tree, fortran_common): Likewise.
10135 * fold-const.c (optimize_bit_field_compare,
10136 decode_field_reference, fold_unary_loc, fold_comparison,
10137 split_address_to_core_and_offset): Likewise.
10138 * gimple-laddress.c (execute): Likewise.
10139 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
10140 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
10141 * hsa-gen.c (gen_hsa_addr): Likewise.
10142 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
10143 * tsan.c (instrument_expr): Likewise.
10144 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
10145 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
10146 * tree-affine.c (tree_to_aff_combination,
10147 get_inner_reference_aff): Adjust calls to get_inner_reference.
10148 * tree-data-ref.c (split_constant_offset_1,
10149 dr_analyze_innermost): Likewise.
10150 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
10151 * tree-sra.c (ipa_sra_check_caller): Likewise.
10152 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
10153 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
10154 bswap_replace): Likewise.
10155 * tree-vect-data-refs.c (vect_check_gather,
10156 vect_analyze_data_refs): Likewise.
10157 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
10158 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
10161 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10163 * Makefile.in (selftest-valgrind): New phony target.
10164 * function-tests.c (selftest::build_cfg): Delete pass instances
10165 created by the test.
10166 (selftest::convert_to_ssa): Likewise.
10167 (selftest::test_expansion_to_rtl): Likewise.
10168 * tree-cfg.c (selftest::test_linear_chain): Release dominator
10170 (selftest::test_diamond): Likewise.
10172 2016-07-11 Richard Biener <rguenther@suse.de>
10174 PR tree-optimization/71816
10175 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
10176 than replacing all of its operands.
10178 2016-07-11 Alan Modra <amodra@gmail.com>
10180 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
10181 (ctr<mode>): Add unspec.
10182 (ctr<mode>_internal*): Likewise.
10184 2016-07-08 James Bowman <james.bowman@ftdichip.com>
10186 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
10187 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
10189 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
10191 PR rtl-optimization/71621
10192 * lra-constraints.c (process_alt_operands): Check combination of
10193 reg class and mode.
10195 2016-07-08 Jason Merrill <jason@redhat.com>
10196 Richard Biener <rguenther@suse.de>
10198 P0145: Refining Expression Order for C++.
10199 * gimplify.c (initial_rhs_predicate_for): New.
10200 (gimplfy_modify_expr): Gimplify RHS before LHS.
10202 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10205 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10206 Allow standard error handling to take over when a wrong number
10207 of arguments is presented to __builtin_vec_ld () or
10208 __builtin_vec_st ().
10210 2016-07-08 Jiong Wang <jiong.wang@arm.com>
10212 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
10217 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
10218 __builtin_aarch64_fmaxv2sf.
10219 (vmaxnmq_f32): Likewise.
10220 (vmaxnmq_f64): Likewise.
10221 (vminnm_f32): Likewise.
10222 (vminnmq_f32): Likewise.
10223 (vminnmq_f64): Likewise.
10225 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
10228 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
10229 enable -mfloat128-hardware by default.
10230 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
10231 that IEEE 128-bit hardware support needs.
10232 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
10233 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
10234 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
10235 floating point requires.
10236 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10237 -mfloat128 and -mfloat128-hardware changes.
10239 2016-07-08 Alan Hayward <alan.hayward@arm.com>
10241 PR tree-optimization/71667
10242 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
10244 2016-07-08 Martin Liska <mliska@suse.cz>
10246 PR middle-end/71606
10247 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
10248 folding produces SAVE_EXPRs, thus return false for the type.
10250 2016-07-07 Martin Liska <mliska@suse.cz>
10252 * file-find.c (remove_prefix): New function.
10253 * file-find.h (remove_prefix): Declare the function.
10254 * gcc-ar.c (main): Skip a folder of the wrapper if
10255 a wrapped binary would point to the same file.
10257 2016-07-07 Jan Hubicka <jh@suse.cz>
10259 * tree-scalar-evolution.c (iv_can_overflow_p): export.
10260 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
10261 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
10263 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
10266 * ipa-inline-analysis.c (compute_inline_parameters): Set
10267 local.can_change_signature to false for intrumentation
10270 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10272 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
10273 with TARGET_HAVE_MOVT.
10274 (TARGET_HAVE_MOVT): Define.
10275 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
10276 availability with TARGET_HAVE_MOVT.
10277 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
10279 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
10281 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
10282 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
10283 * config/arm/constraints.md (define_constraint "j"): Use
10284 TARGET_HAVE_MOVT to check MOVT availability.
10286 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10288 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
10290 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10292 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
10293 (armv8-m.main): Likewise.
10294 (armv8-m.main+dsp): Likewise.
10295 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
10296 (FL_FOR_ARCH8M_MAIN): Likewise.
10297 * config/arm/arm-tables.opt: Regenerate.
10298 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
10299 armv8-m.main+dsp to BE8_LINK_SPEC.
10300 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
10301 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
10302 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
10303 Baseline and Mainline.
10304 (arm_option_override_internal): Also disable arm_restrict_it when
10305 !arm_arch_notm. Update comment for -munaligned-access to also cover
10307 (arm_file_start): Increase buffer size for printing architecture name.
10308 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
10309 and armv8-m.main+dsp.
10310 (mno-unaligned-access): Clarify that this is disabled by default for
10311 ARMv8-M Baseline architectures as well.
10313 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10315 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
10316 decide whether to prevent some libgcc routines being included for some
10317 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
10318 link between this condition and the one in
10319 libgcc/config/arm/lib1func.S.
10321 2016-07-07 Richard Biener <rguenther@suse.de>
10323 * tree-ssa-pre.c: Include alias.h.
10324 (compute_avail): If we have multiple VN_REFERENCEs with the
10325 same hashtable entry adjust that to make it a valid replacement
10326 for all of them with respect to alignment and aliasing
10327 when doing insertion.
10328 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
10329 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
10331 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
10335 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10336 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
10339 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10341 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
10342 (adjust_mems): Adjust.
10343 (adjust_insn): Likewise.
10344 (prepare_call_arguments): Likewise.
10346 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10348 * gcse.c (struct ls_expr): Make stores field a vector.
10349 (ldst_entry): Adjust.
10350 (free_ldst_entry): Likewise.
10351 (print_ldst_list): Likewise.
10352 (compute_ld_motion_mems): Likewise.
10353 (update_ld_motion_stores): Likewise.
10355 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10357 * gcse.c (struct ls_expr): Remove loads field.
10358 (ldst_entry): Adjust.
10359 (free_ldst_entry): Likewise.
10360 (print_ldst_list): Likewise.
10361 (compute_ld_motion_mems): Likewise.
10363 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10365 * store-motion.c (struct st_expr): Make antic_stores a vector.
10366 (st_expr_entry): Adjust.
10367 (free_st_expr_entry): Likewise.
10368 (print_store_motion_mems): Likewise.
10369 (find_moveable_store): Likewise.
10370 (compute_store_table): Likewise.
10371 (remove_reachable_equiv_notes): Likewise.
10372 (replace_store_insn): Likewise.
10373 (build_store_vectors): Likewise.
10375 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10377 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
10378 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
10380 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
10382 PR tree-optimization/71518
10383 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
10384 misalign also for outer loops with negative step.
10386 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
10388 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
10389 (cortex_a53_shift): Add mov_shift.
10390 (cortex_a53_shift_reg): Add new reservation for register shifts.
10391 (cortex_a53_alu): Remove bfm.
10392 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
10393 (cortex_a53_alu_extr): Add new reservation for EXTR.
10394 (bypasses): Improve bypass modelling.
10396 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10399 * config/avr/avr.c (avr_asm_select_section): Strip off
10400 SECTION_DECLARED from flags when calling get_section.
10402 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10404 * tree-vectorizer.h (vect_memory_access_type): Add
10405 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
10406 * tree-vect-stmts.c (compare_step_with_zero): New function.
10407 (perm_mask_for_reverse): Move further up file.
10408 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
10410 (get_negative_load_store_type): New function.
10411 (get_load_store_type): Call it. Add an ncopies argument.
10412 (vectorizable_mask_load_store): Update call accordingly and
10413 remove tests for negative steps.
10414 (vectorizable_store, vectorizable_load): Likewise. Handle new
10415 memory_access_types.
10417 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10419 * tree-vectorizer.h (vect_memory_access_type): New enum.
10420 (_stmt_vec_info): Add a memory_access_type field.
10421 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
10422 (vect_model_store_cost): Take an access type instead of a boolean.
10423 (vect_model_load_cost): Likewise.
10424 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
10425 vect_model_store_cost and vect_model_load_cost.
10426 * tree-vect-stmts.c (vec_load_store_type): New enum.
10427 (vect_model_store_cost): Take an access type instead of a
10428 store_lanes_p boolean. Simplify tests.
10429 (vect_model_load_cost): Likewise, but for load_lanes_p.
10430 (get_group_load_store_type, get_load_store_type): New functions.
10431 (vectorizable_store): Use get_load_store_type. Record the access
10432 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
10433 (vectorizable_load): Likewise.
10434 (vectorizable_mask_load_store): Likewise. Replace is_store
10435 variable with vls_type.
10437 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10439 * tree-vectorizer.h (vect_grouped_load_supported): Add a
10440 single_element_p parameter.
10441 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
10442 Check the PR65518 case here rather than in vectorizable_load.
10443 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
10444 * tree-vect-stmts.c (vectorizable_load): Likewise.
10446 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10448 * tree-vectorizer.h (gather_scatter_info): New structure.
10449 (vect_check_gather_scatter): Return a bool rather than a decl.
10450 Replace return-by-pointer arguments with a single
10451 gather_scatter_info *.
10452 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
10453 (vect_analyze_data_refs): Update call accordingly.
10454 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
10455 (vectorizable_mask_load_store): Likewise. Also record the
10456 offset dt and vectype in the gather_scatter_info.
10457 (vectorizable_store): Likewise.
10458 (vectorizable_load): Likewise.
10460 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10462 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
10463 strided groups, use the cost of N scalar accesses instead
10464 of ncopies vector accesses.
10465 (vect_model_load_cost): Likewise.
10467 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10469 * tree-vect-stmts.c (vect_cost_group_size): Delete.
10470 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
10471 variable to indicate when once-per-group costs are being used.
10472 (vect_model_load_cost): Likewise. Fix comment and misindented code.
10474 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10476 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
10477 peeling-for-gaps condition.
10479 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10481 * config/s390/s390.c (s390_expand_vec_init): Force initializer
10482 element to register if it doesn't match general_operand.
10484 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
10485 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10487 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
10489 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
10490 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
10491 (SIGNBIT): New mode iterator.
10492 (Fsignbit): New mode attribute.
10493 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
10494 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
10495 when direct moves are available.
10496 (signbit<mode>2_dm): New define_insn_and_split).
10497 (signbit<mode>2_dm2): New define_insn.
10499 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10501 PR rtl-optimization/71594
10502 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
10503 into subregs of appropriate mode before trying to emit a conditional
10506 2016-07-05 Jan Hubicka <jh@suse.cz>
10508 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
10509 (simple_iv): Use it.
10511 2016-07-05 Jan Hubicka <jh@suse.cz>
10513 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10515 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10517 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10520 2016-07-05 Jan Hubicka <jh@suse.cz>
10522 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10525 2016-07-05 Richard Biener <rguenther@suse.de>
10527 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10528 Handle empty else block.
10529 (is_feasible_trace): Likewise.
10530 (split_paths): Likewise.
10532 2016-07-05 Richard Biener <rguenther@suse.de>
10534 * tree-loop-distribution.c (distribute_loop): Fix issue with
10535 the cost model loop.
10537 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10539 * config/arm/neon-testgen.ml: Delete.
10540 * config/arm/neon.ml: Delete.
10542 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10545 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10546 directly using TREE_PURPOSE.
10548 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10550 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10551 * config/aarch64/aarch64_neon.h: Likewise.
10552 * config/aarch64/arm_neon.h: Likewise.
10553 * config/aarch64/atomics.md: Likewise.
10554 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10555 * doc/invoke.texi: Likewise.
10557 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10559 * config/s390/s390.md: Add "z13" cpu_facility.
10560 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10561 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10562 condition" type instructions.
10564 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10565 Jeff Law <law@redhat.com>
10567 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10568 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10570 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10572 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10573 permutation for TARGET_AVX512F.
10574 (ix86_expand_vec_one_operand_perm_avx512): New function.
10575 (expand_vec_perm_1): Invoke introduced function.
10576 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10577 it may be not valid after vectorization.
10579 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10582 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10583 typo in comment. Only force to memory if it is a weak
10584 external reference.
10586 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10587 Jiong Wang <jiong.wang@arm.com>
10589 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10590 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10591 (AARCH64_FL_F16): New.
10592 (AARCH64_FL_FOR_ARCH8_2): New.
10593 (AARCH64_ISA_8_2): New.
10594 (AARCH64_ISA_F16): New.
10595 (TARGET_FP_F16INST): New.
10596 (TARGET_SIMD_F16INST): New.
10597 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10598 ("fp"): Disabling "fp" also disables "fp16".
10599 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10600 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10601 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10602 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10604 2016-07-04 Jan Beulich <jbeulich@suse.com>
10606 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10608 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10611 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10612 the insns, use an insn form that does not adjust the offset on
10613 little endian systems.
10615 2016-07-01 Jan Beulich <jbeulich@suse.com>
10617 * varasm.c (get_variable_section): Validate initializer in
10618 named .bss-like sections.
10620 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10622 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10623 Exchange the order of the second and third operands in the vpermr
10624 instruction tmeplate.
10626 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10629 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10630 Disallow TDmode values.
10632 2016-07-01 Alan Modra <amodra@gmail.com>
10634 PR rtl-optimization/71709
10635 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10636 being set, not referenced.
10638 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10640 PR tree-optimization/70729
10641 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10642 of loop since it can be not valid after transformation.
10644 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10646 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10647 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10649 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10651 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10654 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10657 * config/rs6000/constraints.md (wY constraint): New constraint to
10658 match the requirements for the LXSD and STXSD instructions.
10659 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10660 predicate to match the requirements for the LXSD and STXSD
10662 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10663 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10664 to make sure that the bottom 2 bits of offset are 0, the address
10665 form is offsettable, and no updating is done in the address mode.
10666 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10667 (movdi_internal32): Likewise
10668 (movdi_internal64): Likewise.
10670 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10672 PR tree-optimization/71707
10673 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10674 strinfo even for ADDR_EXPR ptr.
10676 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10678 * config/rs6000/altivec.md (darn_32): Change the condition to
10679 TARGET_P9_MISC instead of TARGET_MODULO.
10680 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10681 condition expression.
10682 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10683 condition expression.
10684 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10685 (DFP_TEST): New code iterator.
10686 (dfptstsfi_<code>_mode>): New define_expand.
10687 (*dfp_sgnfcnc_<mode>): New define_insn.
10688 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
10689 definition next to BU_P9_MISC_1 definition and change the MASK
10690 value to RS6000_BTM_P9_MISC.
10691 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
10692 (BU_P9_64BIT_MISC_0): Likewise.
10693 (BU_P9_DFP_MISC_0): New macro definition.
10694 (BU_P9_DFP_MISC_1): New macro definition.
10695 (BU_P9_DFP_MISC_2): New macro definition.
10696 (BU_P9_DFP_OVERLOAD_1): New macro definition.
10697 (BU_P9_DFP_OVERLOAD_2): New macro definition.
10698 (BU_P9_DFP_OVERLOAD_3): New macro definition.
10699 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
10700 (TSTSFI_LT_TD): Likewise.
10701 (TSTSFI_EQ_DD): Likewise.
10702 (TSTSFI_EQ_TD): Likewise.
10703 (TSTSFI_GT_DD): Likewise.
10704 (TSTSFI_GT_TD): Likewise.
10705 (TSTSFI_OV_DD): Likewise.
10706 (TSTSFI_OV_TD): Likewise.
10707 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
10708 (TSTSFI_LT_DD): Likewise.
10709 (TSTSFI_LT_TD): Likewise.
10710 (TSTSFI_EQ): Likewise.
10711 (TSTSFI_EQ_DD): Likewise.
10712 (TSTSFI_EQ_TD): Likewise.
10713 (TSTSFI_GT): Likewise.
10714 (TSTSFI_GT_DD): Likewise.
10715 (TSTSFI_GT_TD): Likewise.
10716 (TSTSFI_OV): Likewise.
10717 (TSTSFI_OV_DD): Likewise.
10718 (TSTSFI_OV_TD): Likewise.
10719 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10720 overloaded test significance functions.
10721 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10722 OPTION_MASK_P9_MISC into the representation of this mask.
10723 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
10725 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
10726 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
10728 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
10729 argument is a 6-bit unsigned literal value if the icode argument
10730 represents a DFP test significance built-in call.
10731 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
10732 flag used independently and in combination with the
10733 RS6000_BTM_64BIT flag.
10734 (rs6000_opt_masks): Add entry for power9-misc command-line option.
10735 (rs6000_builtin_mask_names): Add entry for power9-misc
10736 command-line option.
10737 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
10738 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
10739 RS6000_BTM_P9_MISC macros.
10740 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
10741 option and change the description of the -mpower9-vector option to
10742 enable only vector instructions, removing its erroneously claimed
10743 support for scalar instructions.
10744 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10745 the ISA 3.0 digital floating point test significance built-in
10748 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
10750 * config/aarch64/aarch64.c (cortexa35_tunings):
10751 Enable AES fusion. Use cortexa57_branch_cost.
10752 (cortexa53_tunings): Use cortexa57_branch_cost.
10753 (cortexa72_tunings): Use cortexa57_branch_cost.
10754 Use AUTOPREFETCHER_WEAK.
10755 (cortexa73_tunings): Use cortexa57_branch_cost.
10757 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10758 James Greenhalgh <james.greenhalgh@arm.com>
10760 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
10761 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
10762 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
10763 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
10764 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
10765 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
10766 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
10767 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
10768 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
10769 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
10770 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
10771 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
10772 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
10775 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
10776 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10778 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10780 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10782 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10785 * gcc.c (driver::build_option_suggestions): Pass "option" to
10786 add_misspelling_candidates.
10787 * opts-common.c (add_misspelling_candidates): Add "option" param;
10788 use it to avoid adding negated forms for options marked with
10790 * opts.h (add_misspelling_candidates): Add "option" param.
10792 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10794 PR middle-end/71693
10795 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10796 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10797 first when permuting bitwise operation with rotate. Cast
10798 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10800 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10802 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10803 for misspelled param names.
10804 * params.c: Include spellcheck.h.
10805 (find_param_fuzzy): New function.
10806 * params.h (find_param_fuzzy): New prototype.
10807 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10808 * spellcheck.h (struct edit_distance_traits<const char *>):
10811 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10813 * config/rs6000/predicates.md (const_0_to_7_operand): New
10814 predicate, recognize 0..7.
10815 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10816 support for doing extracts from V16QImode, V8HImode, V4SImode
10818 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10819 vector extract support.
10820 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10821 for ISA 3.0 vector extract.
10822 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10823 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10824 extracts of a constant element number from small integer vectors
10825 on 64-bit ISA 3.0 systems.
10826 (vsx_extract_<mode>_di): Likewise.
10827 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10828 say when we can do ISA 3.0 vector extracts.
10829 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10830 registers, using the stxsiwx instruction.
10832 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10834 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10835 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10836 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10837 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10838 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10839 * config/arm/arm.c (arm_qdf24xx_tune): New.
10841 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10843 * config/aarch64/aarch64.c (cortexa53_tunings):
10844 Increase loop alignment to 8. Set function alignment to 16.
10845 (cortexa35_tunings): Likewise.
10846 (cortexa57_tunings): Increase loop alignment to 8.
10847 (cortexa72_tunings): Likewise.
10848 (cortexa73_tunings): Likewise.
10850 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10852 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10853 for arm_fp16_ok and arm_fp16_hw.
10854 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10855 arm_fp16_alternative.
10857 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10859 PR tree-optimization/71655
10860 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10861 types when swapping operands.
10863 2016-06-29 Martin Liska <mliska@suse.cz>
10865 PR middle-end/71585
10866 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10867 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10868 of build_optimization_node.
10870 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10872 PR tree-optimization/70729
10873 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10874 independent in loops having positive safelen value.
10875 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10876 it may be not valid after vectorization.
10878 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10880 PR tree-optimization/71625
10881 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10882 is sorted by ascending list->offset. If PTR is non-NULL and there is
10883 previous strinfo, call get_stridx_plus_constant.
10884 (get_stridx): Pass exp as second argument to get_addr_stridx.
10885 (addr_stridxptr): Add missing list = list->next, so that there can be
10886 more than one entries in the list. Bump limit from 16 to 32. Ensure
10887 the list is sorted by ascending list->offset.
10888 (get_stridx_plus_constant): Adjust so that it can be also called with
10889 ADDR_EXPR instead of SSA_NAME as PTR.
10890 (handle_char_store): Pass NULL_TREE as second argument to
10893 2016-06-29 Richard Biener <rguenther@suse.de>
10895 PR rtl-optimization/68961
10896 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10898 2016-06-29 Richard Biener <rguenther@suse.de>
10900 PR middle-end/71002
10901 * alias.c (component_uses_parent_alias_set_from): Handle
10902 type punning through union accesses by using the union alias set.
10903 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10905 2016-07-29 Richard Biener <rguenther@suse.de>
10907 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10908 precision not matching mode precision.
10910 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10912 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10913 pa_output_arg_descriptor.
10914 (call_val_symref_64bit_post_reload): Likewise.
10915 (call_val_powf_64bit_post_reload): Likewise.
10916 (sibcall_internal_symref_64bit): Likewise.
10917 (sibcall_value_internal_symref_64bit): Likewise.
10919 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10921 PR middle-end/71626
10922 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10923 a constant, force its SUBREG_REG into memory or register instead
10926 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10929 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10930 * doc/invoke.texi (AVR Options): Document it.
10932 2016-06-28 Walter Lee <walt@tilera.com>
10934 * config/tilegx/linux.h: Do not include arch/icache.h
10935 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10936 * config/tilepro/linux.h: Do not include arch/icache.h
10937 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10939 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10941 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10942 for big-endian BIT_FIELD_REF.
10944 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10946 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10947 ('size' attribute): Add '128'.
10949 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10950 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10951 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10952 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10953 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10954 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10955 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10956 *trunc<mode>df2_odd): Set size attribute to '128'.
10957 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10958 * config/rs6000/power6.md (power6-fp): Include dfp type.
10959 * config/rs6000/power7.md (power7-fp): Likewise.
10960 * config/rs6000/power8.md (power8-fp): Likewise.
10961 * config/rs6000/power9.md: New file.
10962 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10963 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10964 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10966 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10967 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10968 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10969 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10970 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10971 dfp_dscri_<mode>): Change type attribute to dfp.
10972 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10973 attribute to vecsimple.
10974 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
10975 and prefetch streams.
10976 (rs6000_option_override_internal): Remove temporary code setting
10977 tuning to power8. Don't set rs6000_sched_groups for power9.
10978 (last_scheduled_insn): Change to rtx_insn *.
10979 (divide_cnt, vec_load_pendulum): New variables.
10980 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
10981 (rs6000_issue_rate): Set issue rate for Power9.
10982 (is_power9_pairable_vec_type): New.
10983 (power9_sched_reorder2): New.
10984 (rs6000_sched_reorder2): Call new function for Power9 specific
10986 (insn_must_be_first_in_group): Remove Power9.
10987 (insn_must_be_last_in_group): Likewise.
10988 (force_new_group): Likewise.
10989 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
10990 Initialize divide_cnt/vec_load_pendulum.
10991 (_rs6000_sched_context, rs6000_init_sched_context,
10992 rs6000_set_sched_context): Handle context save/restore of new
10995 2016-06-28 Richard Biener <rguenther@suse.de>
10997 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
10998 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
10999 COMPONENT_REF operand.
11000 (nonoverlapping_component_refs_p): Likewise.
11001 * stor-layout.c (start_bitfield_representative): Mark
11002 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
11004 2016-06-28 Jakub Jelinek <jakub@redhat.com>
11006 * Makefile.in: Don't cat ../stage_current if it does not exist.
11008 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
11009 last argument is a bit-field.
11011 PR rtl-optimization/71673
11012 * internal-fn.c (expand_arith_overflow_result_store): Use
11013 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
11014 expand_simple_binop.
11016 PR middle-end/66867
11017 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
11018 expand_ifn_atomic_compare_exchange): New functions.
11019 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
11020 * tree.h (build_call_expr_internal_loc): Rename to ...
11021 (build_call_expr_internal_loc_array): ... this. Fix up type of
11023 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
11024 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
11025 ATOMIC_COMPARE_EXCHANGE result.
11026 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
11027 * gimple-fold.h (optimize_atomic_compare_exchange_p,
11028 fold_builtin_atomic_compare_exchange): New prototypes.
11029 * gimple-fold.c (optimize_atomic_compare_exchange_p,
11030 fold_builtin_atomic_compare_exchange): New functions..
11031 * tree-ssa.c (execute_update_addresses_taken): If
11032 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
11033 of call when finding addressable vars, and if such var becomes
11034 non-addressable, call fold_builtin_atomic_compare_exchange.
11036 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
11039 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
11040 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
11042 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
11044 * config/rs6000/rs6000.md ('type' attribute): Add
11045 veclogical,veccmpfx,vecexts,vecmove insn types.
11046 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
11047 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
11048 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
11049 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
11050 *nabs<mode>2_hw): Change type to vecmove.
11051 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
11052 *boolcc<mode>3_internal, *eqv<mode>3_internal,
11053 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
11054 *ieee_128bit_vsx_abs<mode>2_internal,
11055 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
11056 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
11057 *ieee128_mtvsrd_32bit): Change type to veclogical.
11058 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
11059 *movdi_internal32, *movdi_internal64): Update insn types.
11060 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
11061 vsx_extract_<mode>): Change type to veclogical.
11062 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
11063 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
11064 *vsx_sign_extend_si_v2di): Change type to vecexts.
11065 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
11066 type to veclogical.
11067 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
11068 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
11069 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
11070 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
11071 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
11072 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
11073 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
11074 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
11075 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
11076 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
11077 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
11078 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
11079 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
11080 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
11081 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
11082 (ppc7450-vecsimple): Add veclogical, vecmove.
11083 (ppc7450-veccmp): Add veccmpfx.
11084 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
11086 (ppc8540_vector_compare): Add veccmpfx.
11087 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
11088 * config/rs6000/cell.md (cell-fp): Add fpsimple.
11089 (cell-vecsimple): Add veclogical, vecmove.
11090 (cell-veccmp): Add veccmpfx.
11091 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
11092 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
11094 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
11095 * config/rs6000/power4.md (power4-fp): Add fpsimple.
11096 (power4-vecsimple): Add veclogical, vecmove.
11097 (power4-veccmp): Add veccmpfx.
11098 * config/rs6000/power5.md (power5-fp): Add fpsimple.
11099 * config/rs6000/power6.md (power6-fp): Add fpsimple.
11100 (power6-vecsimple): Add veclogical, vecmove.
11101 (power6-veccmp): Add veccmpfx.
11102 * config/rs6000/power7.md (power7-fp): Add fpsimple.
11103 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
11104 * config/rs6000/power8.md (power8-fp): Add fpsimple.
11105 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
11106 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
11107 * config/rs6000/titan.md (titan_fp): Add fpsimple.
11108 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
11110 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
11112 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
11115 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11116 OPTION_MASK_P9_DFORM_VECTOR.
11117 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
11118 disable -mpower9-dform-vector when using reload.
11119 (quad_address_p): Remove 'gpr_p' argument and all associated code.
11120 New 'strict' argument. Update all callers. Add strict addressing
11122 (rs6000_legitimate_offset_address_p): Remove call to
11123 virtual_stack_registers_memory_p.
11124 (rs6000_legitimize_reload_address): Add quad address support.
11125 (rs6000_legitimate_address_p): Move call to quad_address_p above
11126 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
11127 to account for new strict usage.
11128 (rs6000_output_move_128bit): Adjust quad_address_p args to account
11129 for new strict usage.
11130 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
11132 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
11139 * config/i386/i386.c (ix86_spill_class): Disable condition to
11140 always return NO_REGS.
11142 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
11144 * predict.c: Include gimple-pretty-print.h
11145 (predicted_by_loop_heuristics_p): Check also
11146 PRED_LOOP_EXIT_WITH_RECURSION
11147 (predict_loops): Find self recursive calls and use special purpose
11148 predictors for them; dump log about decisions.
11149 (pass_profile::execute): Dump info about #of iterations.
11150 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
11151 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
11153 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
11155 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
11156 output_asm_insn calls and shorten long lines. Output .CALL
11157 argument descriptor using pa_output_arg_descriptor. Add various
11158 inline $$dyncall and other optimizations.
11159 (pa_attr_length_indirect_call): Adjust ordering and lengths.
11161 2016-06-25 Jakub Jelinek <jakub@redhat.com>
11163 PR tree-optimization/71643
11164 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
11167 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
11168 leak a bitmap if dep_bb is NULL.
11170 PR tree-optimization/71631
11171 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
11172 to rewrite_expr_tree even if negate_result, move new_lhs var
11173 declaration and initialization earlier, for powi_result set afterwards
11174 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
11175 if new_lhs != lhs, and don't shadow gsi var.
11177 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11179 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
11180 Add in_loop parameter.
11181 (predict_loops): Add loop guard heuristics.
11182 * predict.def (PRED_LOOP_GUARD): New heuristics.
11184 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11186 * predict.c: Include ipa-utils.h
11187 (tree_bb_level_prediction): Predict recursive calls.
11188 (tree_estimate_probability_bb): Skip inexpensive calls for call
11190 * predict.def (PRED_RECURSIVE_CALL): New.
11192 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11194 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
11195 (BU_FLOAT128_1): Likewise.
11197 (COPYSIGNQ): Likewise.
11198 (RS6000_BUILTIN_NANQ): Likewise.
11199 (RS6000_BUILTIN_NANSQ): Likewise.
11200 (RS6000_BUILTIN_INFQ): Likewise.
11201 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
11202 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
11203 (TARGET_FOLD_BUILTIN): New #define.
11204 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
11205 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
11206 (rs6000_fold_builtin): New target hook implementation, handling
11207 folding of 128-bit NaNs and infinities.
11208 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
11209 entries are filled in to avoid problems during bootstrap
11210 self-test; define builtins for 128-bit NaNs and infinities.
11211 (rs6000_opt_mask): Add entry for float128.
11212 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
11213 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
11214 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
11215 (const_str_type_node): New #define.
11216 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
11217 to a define_expand that dispatches to either copysign<mode>3_soft
11218 or copysign<mode>3_hard.
11219 (copysign<mode>3_hard): Rename from copysign<mode>3.
11220 (copysign<mode>3_soft): New define_insn.
11221 * doc/extend.texi: Document new builtins.
11223 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11225 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
11226 PRIu64 instead of lu.
11228 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
11231 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
11232 copy the type name.
11234 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11236 PR tree-optimization/71647
11237 * omp-low.c (lower_rec_input_clauses): Convert
11238 omp_clause_aligned_alignment (c) to size_type_node for the
11239 last argument of __builtin_assume_aligned.
11241 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
11243 * configure.ac (calling ___tls_get_addr via GOT): New
11244 assembler/linker check.
11245 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
11246 assembler and linker supports calling ___tls_get_addr via GOT.
11247 Otherise, defined to 0.
11248 * config.in: Regenerated.
11249 * configure: Likewise.
11250 * config/i386/constraints.md (Yb): New constraint.
11251 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
11252 (REG_CLASS_NAMES): Likewise.
11253 (REG_CLASS_CONTENTS): Likewise.
11254 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
11255 the b constraint with the Yb constraint. Call ___tls_get_addr
11256 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
11258 (*tls_local_dynamic_base_32_gnu): Likewise.
11259 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
11260 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
11261 (*tls_local_dynamic_base_64_<mode>): Likewise.
11263 2016-06-24 Martin Liska <mliska@suse.cz>
11265 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
11266 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
11268 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
11269 argument to true if the expected number of iterations is
11272 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
11274 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
11275 assemble for 32bit target.
11276 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
11277 and $ld_ix86_gld_32_opt to link for 32bit target.
11278 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
11279 * configure: Regenerate.
11281 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11283 * config/arm/arm.c (int_log2): Delete definition and prototype.
11284 (shift_op): Use exact_log2 instead of int_log2.
11285 (vfp3_const_double_for_fract_bits): Likewise.
11287 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11289 * internal-fn.c (expand_arith_set_overflow): New function.
11290 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
11292 (expand_arith_overflow_result_store): Likewise. Handle precision
11293 smaller than mode precision.
11294 * tree-vrp.c (extract_range_basic): For imag part, handle
11295 properly signed 1-bit precision result.
11296 * doc/extend.texi (__builtin_add_overflow): Document that last
11297 argument can't be pointer to enumerated or boolean type.
11298 (__builtin_add_overflow_p): Document that last argument can't
11299 have enumerated or boolean type.
11301 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11302 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11304 * config/rs6000/predicates.md (splat_input_operand): Rework.
11305 Don't allow constants, since the insns that use this predicate
11306 don't support constants. Constants are handled by other insns
11307 that are created via combine. During and after register
11308 allocation, only allow indexed or indirect addresses, and not
11309 general addresses. Only allow modes supported by the hardware.
11310 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
11311 comment. Move check for using VSPLTIS<x> to a common location,
11312 instead of doing it in two different places.
11314 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
11316 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11317 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
11318 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
11319 signature_CENTAUR_ebx.
11321 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
11325 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
11326 (as_ix86_gas_32_opt): This.
11327 (ld_ix86_tls_ldm_opt): Renamed to ...
11328 (ld_ix86_gld_32_opt): This.
11329 (R_386_TLS_LDM reloc): Updated.
11330 (R_386_GOT32X reloc): New assembler/linker check.
11331 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
11332 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
11334 * config.in: Regenerated.
11335 * configure: Likewise.
11336 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
11337 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
11338 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
11339 if ix86_force_load_from_GOT_p returns true.
11340 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
11341 ix86_force_load_from_GOT_p returns true.
11342 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
11343 the external function address via the GOT slot.
11344 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
11345 HAVE_AS_IX86_GOT32X before returning false.
11346 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
11347 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
11349 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
11351 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
11353 2016-06-23 Andi Kleen <ak@linux.intel.com>
11355 * Makefile.in: Regenerate.
11356 * doc/install.texi: Document autoprofiledbootstrap.
11358 2016-06-23 Andi Kleen <ak@linux.intel.com>
11360 * config/i386/gcc-auto-profile: New file.
11362 2016-06-23 Martin Liska <mliska@suse.cz>
11364 PR middle-end/71619
11365 * predict.c (predict_loops): Revert the hunk that was removed
11368 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
11370 * config.gcc: Add support for arm*-*-phoenix* targets.
11371 * config/arm/t-phoenix: New.
11372 * config/phoenix.h: New.
11374 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
11375 H.J. Lu <hongjiu.lu@intel.com>
11378 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
11379 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
11380 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
11381 ix86_force_load_from_GOT_p returns true.
11382 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
11383 ix86_force_load_from_GOT_p returns true.
11384 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
11385 ix86_force_load_from_GOT_p returns true.
11386 (ix86_expand_move): Load the external function address via the
11387 GOT slot if ix86_force_load_from_GOT_p returns true.
11388 * config/i386/predicates.md (x86_64_immediate_operand): Return
11389 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
11390 (x86_64_zext_immediate_operand): Ditto.
11392 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
11394 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
11396 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11399 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
11400 * diagnostic.c (pedwarn_at_rich_loc): New function.
11401 * spellcheck.h (best_match::best_match): Add a
11402 "best_distance_so_far" optional parameter.
11403 (best_match::set_best_so_far): New method.
11404 (best_match::get_best_distance): New accessor.
11405 (best_match::get_best_candidate_length): New accessor.
11407 2016-06-22 Nick Clifton <nickc@redhat.com>
11409 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
11410 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
11411 modes are accepted as well.
11412 (ucompare_loc_descriptor): Likewise.
11413 (minmax_loc_descriptor): Likewise.
11414 (clz_loc_descriptor): Likewise.
11415 (popcount_loc_descriptor): Likewise.
11416 (bswap_loc_descriptor): Likewise.
11417 (rotate_loc_descriptor): Likewise.
11418 (mem_loc_descriptor): Likewise.
11419 (loc_descriptor): Likewise.
11421 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11423 * common.opt (fdiagnostics-parseable-fixits): New option.
11424 * diagnostic.c: Include "selftest.h".
11425 (print_escaped_string): New function.
11426 (print_parseable_fixits): New function.
11427 (diagnostic_report_diagnostic): Call print_parseable_fixits.
11428 (selftest::assert_print_escaped_string): New function.
11429 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
11430 (selftest::test_print_escaped_string): New function.
11431 (selftest::test_print_parseable_fixits_none): New function.
11432 (selftest::test_print_parseable_fixits_insert): New function.
11433 (selftest::test_print_parseable_fixits_remove): New function.
11434 (selftest::test_print_parseable_fixits_replace): New function.
11435 (selftest::diagnostic_c_tests): New function.
11436 * diagnostic.h (struct diagnostic_context): Add field
11437 "parseable_fixits_p".
11438 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11439 -fdiagnostics-parseable-fixits.
11440 (-fdiagnostics-parseable-fixits): New option.
11441 * opts.c (common_handle_option): Handle
11442 -fdiagnostics-parseable-fixits.
11443 * selftest-run-tests.c (selftest::run_tests): Call
11444 selftest::diagnostic_c_tests.
11445 * selftest.h (selftest::diagnostic_c_tests): New prototype.
11447 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
11449 PR tree-optimization/71488
11450 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
11451 comparison of boolean vectors.
11452 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
11453 of boolean vectors using bitwise operations.
11455 2016-06-22 Andreas Schwab <schwab@suse.de>
11457 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
11458 Remove declaration.
11460 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
11462 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
11464 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
11466 * config/i386/i386.c (print_reg): Emit an error message on attempt to
11469 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11471 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
11472 * config/arm/arm-cores.def (cortex-a73): New entry.
11473 (cortex-a73.cortex-a35): Likewise.
11474 (cortex-a73.cortex-a53): Likewise.
11475 * config/arm/arm-tables.opt: Regenerate.
11476 * config/arm/arm-tune.md: Likewise.
11477 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
11478 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11479 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
11480 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11481 * doc/invoke.texi (ARM Options): Document cortex-a73,
11482 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
11484 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11486 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
11487 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
11488 (cortex-a73.cortex-a35): Likewise.
11489 (cortex-a73.cortex-a53): Likewise.
11490 * config/aarch64/aarch64-tune.md: Regenerate.
11491 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
11492 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
11495 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11497 * configure.ac (gcc_cv_as_compress_debug): Remove
11498 --compress-debug-sections as extra as switch.
11499 Handle gas --compress-debug-sections=type.
11500 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
11501 Handle gld --compress-debug-sections=type.
11502 * configure: Regenerate.
11504 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
11506 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
11508 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
11510 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
11511 (do_rewrite): likewise.
11513 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11515 * common/config/mep/mep-common.c: Remove.
11516 * config.gcc: Remove mep-* support.
11517 * config/mep/constraints.md: Remove.
11518 * config/mep/default.h: Remove.
11519 * config/mep/intrinsics.h: Remove.
11520 * config/mep/intrinsics.md: Remove.
11521 * config/mep/ivc2-template.h: Remove.
11522 * config/mep/mep-c5.cpu: Remove.
11523 * config/mep/mep-core.cpu: Remove.
11524 * config/mep/mep-default.cpu: Remove.
11525 * config/mep/mep-ext-cop.cpu: Remove.
11526 * config/mep/mep-intrin.h: Remove.
11527 * config/mep/mep-ivc2.cpu: Remove.
11528 * config/mep/mep-pragma.c: Remove.
11529 * config/mep/mep-protos.h: Remove.
11530 * config/mep/mep.c: Remove.
11531 * config/mep/mep.cpu: Remove.
11532 * config/mep/mep.h: Remove.
11533 * config/mep/mep.md: Remove.
11534 * config/mep/mep.opt: Remove.
11535 * config/mep/predicates.md: Remove.
11536 * config/mep/t-mep: Remove.
11537 * doc/install.texi: Remove mep-* documentation.
11538 * doc/md.texi: Likewise.
11540 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11542 * config.gcc: Remove support for avr-rtems.
11543 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11544 * config/avr/rtems.h: Remove.
11545 * config/avr/t-rtems: Remove.
11547 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11549 * config.gcc: Remove m32r-rtems support.
11550 * config/m32r/rtems.h: Remove.
11552 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11554 * config.gcc: Remove h8300-rtems support.
11555 * config/h8300/rtems.h: Remove.
11556 * config/h8300/t-rtems: Remove.
11558 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11560 * config.gcc: Remove support for knetbsd.
11561 * configure.ac: Likewise.
11562 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11563 * config/knetbsd-gnu.h: Remove.
11564 * configure: Regenerate.
11566 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11568 * config.gcc: Remove support for openbsd 2 and 3.
11569 * config/openbsd-oldgas.h: Remove.
11571 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11573 * config.gcc: Remove interix support.
11574 * config/i386/i386-interix.h: Remove.
11575 * config/i386/interix.opt: Remove.
11576 * config/i386/t-interix: Remove.
11577 * configure: Regenerate.
11578 * configure.ac: Remove interix support.
11579 * doc/install.texi: Remove interix documentation.
11581 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11583 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11584 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11587 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11589 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11590 they are both PLACEHOLDER_EXPRs.
11592 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11594 * stor-layout.c (layout_type): Move setting complex MODE to
11595 layout_type, instead of setting it ahead of time by the caller.
11596 * tree.c (build_complex_type): Likewise.
11598 2016-06-21 Martin Liska <mliska@suse.cz>
11600 * predict.c (force_edge_cold): Replace imposisble with
11603 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11605 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11606 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11608 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11610 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11612 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11613 Ilya Enkovich <ilya.enkovich@intel.com>
11616 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11617 New member function to convert V1TImode register to SUBREG
11618 TImode in debug insn.
11619 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11620 after changing register mode to V1TImode.
11622 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11624 * config/aarch64/aarch64-cores.def (vulcan): New core.
11625 * config/aarch64/aarch64-tune.md: Regenerate.
11626 * doc/invoke.texi: Document vulcan as an available option.
11628 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11630 * cse.c (canon_asm_operands): New function extracted from...
11631 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11632 either standalone or member of a PARALLEL.
11634 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11637 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11638 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11639 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11641 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11644 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11645 constant addresses if can_create_pseudo_p.
11647 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11649 PR tree-optimization/71588
11650 * tree-ssa-strlen.c (valid_builtin_call): New function.
11651 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11654 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11656 PR middle-end/71581
11657 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11658 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11659 for conversion of scalar user var to complex type and use the
11660 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11663 PR rtl-optimization/71591
11664 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11665 don't run any tests.
11667 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11670 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11671 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11672 space for PIC with non-v32 and the common non-PIC "jump".
11674 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11677 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11678 returned values and add UN*/LTGT/*ORDERED cases with values matching
11679 D operand modifier on vcmp for AVX.
11681 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11683 * config/aarch64/aarch64.opt
11684 (mpc-relative-literal-loads): Rename internal option name.
11685 * config/aarch64/aarch64.c
11686 (aarch64_nopcrelative_literal_loads): Rename to
11687 aarch64_pcrelative_literal_loads.
11688 (aarch64_expand_mov_immediate): Likewise.
11689 (aarch64_secondary_reload): Likewise.
11690 (aarch64_can_use_per_function_literal_pools_p): Likewise.
11691 (aarch64_override_options_after_change_1): Rename and simplify logic.
11692 (aarch64_classify_symbol): Merge large model checks into switch,
11693 remove pc-relative load check.
11695 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11697 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
11698 costs relative to the cost of a register move.
11700 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11702 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
11703 (vcvt_n_f64_u64): Likewise.
11704 (vcvt_n_s64_f64): Likewise.
11705 (vcvt_n_u64_f64): Likewise.
11706 (vcvt_f64_s64): Likewise.
11707 (vrecpe_f64): Likewise.
11708 (vcvt_f64_u64): Likewise.
11709 (vrecps_f64): Likewise.
11711 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11713 * config/aarch64/aarch64.md
11714 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
11716 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
11718 * config/aarch64/aarch64-builtins.c
11719 (aarch64_types_binop_uss_qualifiers): Delete.
11720 (TYPES_BINOP_USS): Likewise.
11721 (aarch64_types_binop_sus_qualifiers): Likewise.
11722 (TYPES_BINOP_SUS): Likewise.
11723 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
11724 (TYPES_FCVTIMM_SUS): Likewise.
11725 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
11727 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
11728 (fcvtzs): Use SHIFTIMM rather than BINOP.
11729 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
11731 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11733 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
11734 costs relative to the cost of a register move.
11736 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11738 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
11739 Allow scalar/single vector modes to be tieable.
11741 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11743 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
11745 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11747 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
11749 * tree.h (TYPE_ALIGN): Likewise.
11751 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11754 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
11756 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11758 * config/avr/avr.c (avr_print_operand): Fix "format not a string
11759 literal" build warnings.
11760 (avr_print_operand_address): Dito.
11762 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
11765 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
11766 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
11768 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
11770 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11772 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
11775 * reload1.c (reload): Pass 0 to finish_spills when called because
11776 update_eliminables_and_spill returns true and remove did_spill.
11777 (finish_spills): Adjust comment and document GLOBAL parameter.
11779 2016-06-17 DJ Delorie <dj@redhat.com>
11782 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11783 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11784 (umulqihi3_virt): Likewise.
11785 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11786 (umulqihi3_real): Likewise.
11788 2016-06-17 Martin Liska <mliska@suse.cz>
11790 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11792 2016-06-17 Martin Liska <mliska@suse.cz>
11794 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11796 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11798 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11800 (vaddq_f32): Likewise.
11801 (vmul_f32): Likewise.
11802 (vmulq_f32): Likewise.
11803 (vsub_f32): Likewise.
11804 (vsubq_f32): Likewise.
11806 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11808 PR tree-optimization/71347
11809 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11810 cost for all uses in group.
11812 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11814 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11815 insert gimple seq if it's not empty.
11817 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11819 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11821 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11822 rather than OFFSET.
11823 (comp_dr_with_seg_len_pair): Ditto.
11824 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11825 struct dr_with_seg_len_pair against DR_OFFSET.
11826 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11827 DR_OFFSET directly.
11829 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11831 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11833 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11835 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11836 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11837 (pa_output_millicode_call): Likewise.
11838 (pa_output_call): Likewise.
11839 (pa_output_indirect_call): Likewise.
11840 (pa_asm_output_mi_thunk): Likewise.
11842 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11844 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11846 2016-06-16 Martin Liska <mliska@suse.cz>
11848 * predict.c (combine_predictions_for_insn): When we find a first
11849 match predictor, we should consider just predictors with
11850 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11851 DS theory predictor.
11852 (combine_predictions_for_bb): Likewise.
11854 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11856 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11857 with base of reference to struct.
11859 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11861 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11863 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11866 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11867 progmem_swtable_section.
11868 (progmem_swtable_section): Remove.
11869 (avr_asm_function_rodata_section): Remove.
11870 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11871 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11873 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11875 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11876 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11877 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11878 signature_CENTAUR_ebx.
11879 * config/i386/i386.c (ix86_option_override_internal): Add
11880 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11881 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11882 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11884 2016-06-16 Martin Liska <mliska@suse.cz>
11886 * predict.def: Add fortran loop preheader predictor.
11887 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11888 fold IFN_BUILTIN_EXPECT with a known constant argument.
11890 2016-06-16 Martin Liska <mliska@suse.cz>
11892 * predict.def: Add 'Fortran' to display text of all
11893 PRED_FORTRAN_* predictors.
11895 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11898 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11899 [IA64_BUILTIN_NANSQ]: Ditto.
11900 (ia64_fold_builtin): New function.
11901 (TARGET_FOLD_BUILTIN): New define.
11902 (ia64_init_builtins) Declare const_string_type node.
11903 Add __builtin_nanq and __builtin_nansq builtin functions.
11904 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11906 2016-06-16 Nick Clifton <nickc@redhat.com>
11908 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11909 MSP430_HWMULT_ prefix to enum values.
11910 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11911 * config/msp430/msp430.c: Update use of enum values.
11912 * config/msp430/msp430.md: Likewise.
11913 * config/msp430/msp430.opt: Likewise.
11915 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11917 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11918 of comparsions in the last iteration.
11920 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11921 Joern Rennecke <joern.rennecke@embecosm.com>
11923 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11925 (arc_needs_pcl_p): Add GOTOFFPC.
11926 (arc_legitimate_pic_addr_p): Likewise.
11927 (arc_output_pic_addr_const): Likewise.
11928 (arc_legitimize_pic_address): Generate a pc-relative address using
11930 (arc_output_libcall): Use @pcl syntax.
11931 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11932 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11933 (*movsi_insn): Use @pcl syntax.
11934 (doloop_begin_i): Likewise.
11936 2016-06-16 Martin Liska <mliska@suse.cz>
11938 * predict.def: Define a new predictor.
11940 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11942 * config/arc/arc.opt (mtp-regno): Update text.
11944 2016-06-16 Renlin Li <renlin.li@arm.com>
11946 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11948 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11951 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11952 (setcc + and peephole2): Likewise.
11954 PR rtl-optimization/71532
11955 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11958 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11960 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11961 DImode constants with XXSPLTIB in vector registers.
11962 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11963 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11964 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11965 extraction of the element at the top of the register as a scalar
11967 (vsx_extract_<mode>_internal1): Likewise.
11968 (vsx_extract_<mode>_internal2): Likewise.
11969 * config/rs6000/constraints.md (wi constraint): Remove a comment
11970 about DImode not being allowed in Altivec registers.
11971 (wB constraint): New constraint for constants that can be
11972 generated in Altivec registers with VSPLTISW/VUPKHSW.
11973 * config/rs6000/predicates.md (xxspltib_constant_split): Update
11975 (xxspltib_constant_nosplit): Likewise.
11976 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
11977 support for -mupper-regs-di to enable DImode to go into Altivec
11979 (POWERPC_MASKS): Likewise.
11980 (power7 cpu): Likewise.
11981 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
11982 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
11983 for DImode being allowed in Altivec registers. Update wi/wj
11984 constraints. Set scalar_in_vmx_p flag.
11985 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
11986 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
11987 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
11988 (rs6000_opt_masks): Add -mupper-regs-di.
11989 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
11990 direct move to use wi and not wj.
11991 (lfiwzx): Likewise.
11992 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
11994 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11995 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
11996 any VSX register, instead of just Altivec registers, to allow
11997 either operand to be an Altivec register or both.
11998 (fixuns_trunc<mode>di2_fctiduz): Likewise.
11999 (movdi_internal32): Add support for -mupper-regs-di. Add support
12000 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
12001 the alternatives and attributes to be lined up to be easier to
12003 (movdi_internal64): Likewise.
12004 (64-bit DImode splitters): Change predicates to only split loading
12005 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
12006 load constants in ISA 3.0 or ISA 2.07 respectively.
12007 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12008 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
12009 mention -mcpu=power9 sets these options.
12010 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
12013 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12016 * config/avr/avr.c (avr_set_current_function): Warn misspelled
12017 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
12018 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
12019 by default to warn misspelled interrupt/ signal handler.
12020 * doc/invoke.texi (AVR Options): Document it. Update description
12021 for -nodevicelib option.
12023 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12025 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
12026 up parentheses. Use GET_MODE_UNIT_BITSIZE.
12027 (aarch64_<sur>shll2_n<mode>): Likewise.
12029 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
12031 PR middle-end/71529
12032 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
12033 DECL_CONTEXT for copied arguments.
12035 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12037 PR tree-optimization/71483
12038 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
12041 2016-06-15 Martin Liska <mliska@suse.cz>
12043 * predict.c (tree_predict_by_opcode): Call predict_edge_def
12044 instead of predict_edge w/o a probability.
12046 2016-06-15 Alan Hayward <alan.hayward@arm.com>
12048 PR tree-optimization/71439
12049 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
12052 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12054 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
12055 register subregs in SET_SRC.
12057 2016-06-15 Richard Biener <rguenther@suse.de>
12059 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
12060 store restrictions.
12062 2016-06-15 Richard Biener <rguenther@suse.de>
12064 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
12065 not consider dependences between accesses that belong to the
12067 (vect_analyze_data_ref_dependences): Do not analyze read-read
12068 or self-dependences.
12070 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12072 * spellcheck-tree.c: Include spellcheck-tree.h rather than
12074 (find_closest_identifier): Reimplement in terms of
12075 best_match<tree,tree>.
12076 * spellcheck-tree.h: New file.
12077 * spellcheck.c (struct edit_distance_traits<const char *>): New
12079 (find_closest_string): Reimplement in terms of
12080 best_match<const char *, const char *>.
12081 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
12082 overload to spellcheck-tree.h.
12083 (find_closest_identifier): Likewise.
12084 (struct edit_distance_traits<T>): New template.
12085 (class best_match): New class.
12087 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12089 * selftest-run-tests.c (selftest::run_tests): Call
12090 selftest::spellcheck_tree_c_tests.
12091 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
12092 * spellcheck-tree.c: Include selftest.h and stringpool.h.
12093 (selftest::test_find_closest_identifier): New function.
12094 (selftest::spellcheck_tree_c_tests): New function.
12095 * spellcheck.c (selftest::test_find_closest_string): Verify that
12096 the order of the vec does not affect the results for this case.
12097 (selftest::test_data): New array.
12098 (selftest::test_metric_conditions): New function.
12099 (selftest::spellcheck_c_tests): Add a test of case-comparison.
12100 Call selftest::test_metric_conditions.
12102 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12104 * config/rs6000/rs6000-builtin.def (commentary): Typo.
12105 (BU_P9_MISC_1): Likewise.
12106 (BU_P9_64BIT_MISC_0): Likewise.
12107 (BU_P9_MISC_0): Likewise.
12109 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12111 * gcc-rich-location.c
12112 (gcc_rich_location::add_fixit_misspelled_id): New method.
12113 * gcc-rich-location.h
12114 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
12116 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
12118 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
12119 FreeBSD 11 and above.
12121 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
12123 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
12125 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12127 * expmed.h: Close parenthesis in "at your option" in copyright
12129 * lower-subreg.h: Likewise.
12131 2016-06-14 Richard Biener <rguenther@suse.de>
12133 PR middle-end/71526
12134 * genmatch.c (expr::gen_transform): Use in_type for comparisons
12137 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12139 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
12141 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
12142 mask+shift version.
12143 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
12145 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
12146 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
12148 2016-06-14 Richard Biener <rguenther@suse.de>
12150 PR tree-optimization/71522
12151 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
12152 copying into float copying.
12154 2016-06-14 Jakub Jelinek <jakub@redhat.com>
12156 PR tree-optimization/71520
12157 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
12158 (replace_block_by): Move user labels from bb1 to bb2.
12160 2016-06-14 Richard Biener <rguenther@suse.de>
12162 PR middle-end/71310
12164 * expr.h (get_bit_range): Declare.
12165 * expr.c (get_bit_range): Export.
12166 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
12167 word_mode again to constrain the bitfield access.
12169 2016-06-14 Richard Biener <rguenther@suse.de>
12171 PR tree-optimization/71521
12172 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
12173 division int_const_binop against zero divisor.
12175 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12177 * config/i386/i386.md (signbittf2): New expander.
12178 * config/i386/sse.md (ptesttf2): New insn pattern.
12180 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12183 * input.c (selftest::test_reading_source_line): Avoid reading from
12184 __FILE__ by creating a tempfile with known content and reading
12187 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12189 * pretty-print.c (assert_pp_format_colored): Skip the test if
12191 (test_pp_format): Remove comment about GCC_COLORS.
12193 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12195 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
12196 * pretty-print.c (assert_pp_format_va): Add location param and use
12197 it with ASSERT_STREQ_AT.
12198 (assert_pp_format): Add location param and pass it to
12199 assert_pp_format_va.
12200 (assert_pp_format_colored): Likewise.
12201 (ASSERT_PP_FORMAT_1): New.
12202 (ASSERT_PP_FORMAT_2): New.
12203 (ASSERT_PP_FORMAT_3): New.
12204 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
12205 explicitly, or implicitly via the above macros.
12206 * selftest.c (selftest::pass): Use a selftest::location rather
12207 than file and line.
12208 (selftest::fail): Likewise. Print the function name.
12209 (selftest::fail_formatted): Likewise.
12210 (selftest::assert_streq): Use a selftest::location rather than
12212 * selftest.h (selftest::location): New struct.
12213 (SELFTEST_LOCATION): New macro.
12214 (selftest::pass): Accept a const location & rather than file
12216 (selftest::fail): Likewise.
12217 (selftest::fail_formatted): Likewise.
12218 (selftest::assert_streq): Likewise.
12219 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
12220 (ASSERT_FALSE): Likewise.
12221 (ASSERT_EQ): Likewise.
12222 (ASSERT_NE): Likewise.
12223 (ASSERT_STREQ): Likewise.
12224 (ASSERT_PRED1): Likewise.
12225 (ASSERT_STREQ_AT): New macro.
12227 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12229 * selftest.c (selftest::fail_formatted): New function.
12230 (selftest::assert_streq): New function.
12231 * selftest.h (selftests::fail_formatted): New decl.
12232 (selftest::assert_streq): New decl.
12233 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
12235 2016-06-13 Jeff Law <law@redhat.com>
12237 PR tree-optimization/71403
12238 * tree-ssa-threadbackward.c
12239 (convert_and_register_jump_thread_path): No longer accept reference
12240 to path. Do not pop items off the path anymore.
12241 (fsm_find_control_statement_thread_paths): Do not allow threading
12242 to a deeper loop nest. Pop the last item off the path here rather
12243 than in convert_and_register_jump_thread_path.
12245 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12246 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
12248 [AArch64] Emit division using the Newton series
12250 * config/aarch64/aarch64-protos.h
12251 (cpu_approx_modes): Add new member "division".
12252 (aarch64_emit_approx_div): Declare new function.
12253 * config/aarch64/aarch64.c
12254 (generic_approx_modes): New member "division".
12255 (exynosm1_approx_modes): Likewise.
12256 (xgene1_approx_modes): Likewise.
12257 (aarch64_emit_approx_div): Define new function.
12258 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
12259 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
12260 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
12261 * doc/invoke.texi (-mlow-precision-div): Describe new option.
12263 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12264 Wilco Dijkstra <wilco.dijkstra@arm.com>
12266 [AArch64] Emit square root using the Newton series
12268 * config/aarch64/aarch64-protos.h
12269 (aarch64_emit_approx_rsqrt): Replace with new function
12270 "aarch64_emit_approx_sqrt".
12271 (cpu_approx_modes): New member "sqrt".
12272 * config/aarch64/aarch64.c
12273 (generic_approx_modes): New member "sqrt".
12274 (exynosm1_approx_modes): Likewise.
12275 (xgene1_approx_modes): Likewise.
12276 (aarch64_emit_approx_rsqrt): Replace with new function
12277 "aarch64_emit_approx_sqrt".
12278 (aarch64_override_options_after_change_1): Handle new option.
12279 * config/aarch64/aarch64-simd.md
12280 (rsqrt<mode>2): Use new function instead.
12281 (sqrt<mode>2): New expansion and insn definitions.
12282 * config/aarch64/aarch64.md: Likewise.
12283 * config/aarch64/aarch64.opt
12284 (mlow-precision-sqrt): Add new option description.
12285 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
12287 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12289 [AArch64] Add more choices for the reciprocal square root approximation
12291 Allow a target to prefer such operation depending on the operation mode.
12293 * config/aarch64/aarch64-protos.h
12294 (AARCH64_APPROX_MODE): New macro.
12295 (AARCH64_APPROX_{NONE,ALL}): Likewise.
12296 (cpu_approx_modes): New structure.
12297 (tune_params): New member "approx_modes".
12298 * config/aarch64/aarch64-tuning-flags.def
12299 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
12300 * config/aarch64/aarch64.c
12301 (generic_approx_modes): New core "cpu_approx_modes" structure.
12302 (exynosm1_approx_modes): Likewise.
12303 (xgene1_approx_modes): Likewise.
12304 (generic_tunings): New member "approx_modes".
12305 (cortexa35_tunings): Likewise.
12306 (cortexa53_tunings): Likewise.
12307 (cortexa57_tunings): Likewise.
12308 (cortexa72_tunings): Likewise.
12309 (exynosm1_tunings): Likewise.
12310 (thunderx_tunings): Likewise.
12311 (xgene1_tunings): Likewise.
12312 (use_rsqrt_p): New argument for the mode and use new member from
12314 (aarch64_builtin_reciprocal): Devise mode from builtin.
12315 (aarch64_optab_supported_p): New argument for the mode.
12316 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
12318 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12320 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
12321 RS6000_BTM_MODULO flag into the set of flags that are considered
12322 to be part of the common configuration.
12324 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12326 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
12327 difference unsigned.
12328 (vec_absdb): New macro for vector absolute difference unsigned
12330 (vec_absdh): New macro for vector absolute difference unsigned
12332 (vec_absdw): New macro for vector absolute difference unsigned word.
12333 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
12334 (vadu<mode>3): New insn.
12335 (*p9_vadu<mode>3): New insn.
12336 * config/rs6000/rs6000-builtin.def (vadub): New built-in
12338 (vaduh): New built-in definition.
12339 (vaduw): New built-in definition.
12340 (vadu): New overloaded built-in definition.
12341 (vadub): New overloaded built-in definition.
12342 (vaduh): New overloaded built-in definition.
12343 (vaduw): New overloaded built-in definition.
12344 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12345 overloaded vector absolute difference unsigned functions.
12346 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12347 the ISA 3.0 vector absolute difference unsigned built-in functions.
12349 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
12351 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
12352 update shared_lookup_references only once after changing operands.
12354 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
12356 PR middle-end/71373
12357 * tree-nested.c (convert_nonlocal_omp_clauses)
12358 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
12360 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
12361 * tree.def (CASE_LABEL_EXPR): Likewise.
12363 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12366 * input.c (test_builtins): Fix an assertion.
12368 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12370 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
12371 (paritysi2): Ditto.
12373 (isinf<mode>2): Ditto.
12375 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12377 * ggc-tests.c (test_finalization): Only test need_finalization_p
12378 for GCC_VERSION >= 4003.
12380 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12382 * config/s390/vecintrin.h: Fix file description in comment.
12384 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12386 * config/s390/s390-builtin-types.def: Change builtin type naming
12387 scheme to match builtin-types.def.
12389 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
12391 * fold-const.c (optimize_minmax_comparison): Remove.
12392 (fold_comparison): Remove call to the above.
12393 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
12394 New transformations.
12396 2016-06-13 Alan Hayward <alan.hayward@arm.com>
12398 PR tree-optimization/71416
12399 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
12402 2016-06-13 Martin Liska <mliska@suse.cz>
12404 * predict.c (enum predictor_reason): Prefix enum with REASON_.
12405 (combine_predictions_for_insn): Likewise.
12406 (prune_predictions_for_bb): Likewise.
12407 (combine_predictions_for_bb): Likewise.
12409 2016-06-13 Richard Biener <rguenther@suse.de>
12411 PR tree-optimization/71505
12412 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
12413 assert match comment.
12415 2016-06-13 Marek Polacek <polacek@redhat.com>
12417 PR middle-end/71476
12418 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
12419 gimplify_switch_expr.
12420 (warn_switch_unreachable_r): New function.
12422 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12425 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
12428 2016-06-13 Richard Biener <rguenther@suse.de>
12430 PR middle-end/64516
12431 * fold-const.c (fold_unary_loc): Preserve alignment when
12432 folding a VIEW_CONVERT_EXPR into a MEM_REF.
12434 2016-06-13 Martin Liska <mliska@suse.cz>
12437 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
12438 w/ -fsanitize=bounds.
12440 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12442 * config/i386/i386.c (ix86_init_builtins): Calculate
12443 FLOAT128_FTYPE_CONST_STRING function type only once.
12444 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
12445 built-in functions are available for x86-32 and x86-64 targets.
12447 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12450 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
12451 New primitive type.
12452 (FLOAT128_FTYPE_CONST_STRING): New function type.
12453 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
12454 [IX86_BUILTIN_NANSQ]: Ditto.
12455 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12456 (ix86_init_builtin_types): Declare const_string_type_node.
12457 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
12459 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12460 * doc/extend.texi (x86 Built-in Functions): Document
12461 __builtin_nanq and __builtin_nansq.
12463 2016-06-11 Jiong Wang <jiong.wang@arm.com>
12466 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
12467 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
12468 length for pop patterns.
12469 (arm_attr_length_push_multi): Update comments.
12470 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
12472 (*pop_multiple_with_writeback_and_return): Likewise.
12473 (*pop_multiple_with_return): Likewise.
12475 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
12477 PR middle-end/71310
12478 * fold-const.c (optimize_bit_field_compare): Don't try to use
12479 word_mode unconditionally for reading the bit field, look at
12480 DECL_BIT_FIELD_REPRESENTATIVE instead.
12482 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
12484 PR middle-end/71478
12485 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
12486 vector integer type.
12488 2016-06-10 Jakub Jelinek <jakub@redhat.com>
12490 PR middle-end/71494
12491 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
12492 without LABEL_DECL, set *handled_ops_p to false instead of true.
12494 2016-06-10 Martin Sebor <msebor@redhat.com>
12497 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
12498 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
12499 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
12501 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
12502 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
12503 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
12504 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12505 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
12506 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
12507 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
12508 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
12510 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12512 * config/arm/arm.h (pool_vector_label,
12513 return_used_this_function): Remove.
12515 2016-06-10 Jeff Law <law@redhat.com>
12517 PR tree-optimization/71335
12518 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12519 zero length paths here.
12520 (convert_and_register_jump_thread_path): Remove hacks related to
12521 duplicated blocks in the jump thread path.
12522 (fsm_find_control_statement_thread_paths): Avoid putting the same
12523 block on the thread path twice, but ensure the thread path is
12524 unchanged from the caller's point of view.
12526 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12528 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12529 * predict.def (PRED_LOOP_BRANCH): Remove.
12531 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12533 * Makefile.in (OBJS): Add ggc-tests.o.
12534 (GTFILES): Add ggc-tests.c.
12535 * ggc-tests.c: New file.
12536 * selftest-run-tests.c (selftest::run_tests): Call
12537 selftest::ggc_tests_c_tests.
12538 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12540 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12542 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12544 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12547 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12548 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12550 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12552 * profile.c: Include cfgloop.h.
12553 (branch_prob): Compute estimated number of iterations.
12554 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12555 recompute estimate number of iterations from profile.
12557 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12559 PR inline-asm/68843
12560 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12561 must be grouped on top of stack. Don't force early clobber
12562 on ordinary reg outputs.
12564 2016-06-10 Richard Biener <rguenther@suse.de>
12566 * targhooks.c (default_builtin_vectorization_cost): Adjust
12567 vec_construct cost.
12569 2016-06-10 Richard Biener <rguenther@suse.de>
12571 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12572 to fold the RHS to a constant if possible.
12574 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12576 PR middle-end/71373
12577 * tree-nested.c (convert_nonlocal_omp_clauses)
12578 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12579 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12580 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12582 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12584 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12586 * omp-low.c (scan_sharing_clauses): Don't expect
12587 OMP_CLAUSE__CACHE_.
12589 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12591 PR tree-optimization/71407
12592 PR tree-optimization/71416
12593 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12594 BIT_FIELD_REF type.
12596 2016-06-10 Richard Biener <rguenther@suse.de>
12598 PR middle-end/71477
12599 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12601 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12603 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12605 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12606 Jiong Wang <jiong.wang@arm.com>
12608 PR rtl-optimization/70751
12609 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12610 spilled into memory.
12612 2016-06-09 Jonathan Yong <10walls@gmail.com>
12615 2015-09-21 Jonathan Yong <10walls@gmail.com>
12617 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12618 sysroot/usr/lib/32api for additional win32 libraries,
12619 fixes failing Cygwin bootstrapping.
12621 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12623 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12626 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12629 * pretty-print.c (pp_indent): Specify that %p is printed in a
12630 host-dependent manner.
12631 (test_pp_format): Remove the test for %p.
12633 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12635 * config/mips/mips.c (mips_output_jump): Fix formatting.
12637 2016-06-09 Richard Biener <rguenther@suse.de>
12639 PR tree-optimization/71462
12640 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12643 2016-06-09 Martin Liska <mliska@suse.cz>
12645 * predict.c (dump_prediction): Add new argument.
12646 (enum predictor_reason): New enum.
12647 (struct predictor_hash): New struct.
12648 (predictor_hash::hash): New function.
12649 (predictor_hash::equal): Likewise.
12650 (not_removed_prediction_p): New function.
12651 (prune_predictions_for_bb): Likewise.
12652 (combine_predictions_for_bb): Prune predictions.
12654 2016-06-09 Martin Liska <mliska@suse.cz>
12656 * predict.c (filter_predictions): New function.
12657 (remove_predictions_associated_with_edge): Use the filter
12659 (equal_edge_p): New function.
12661 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12663 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12664 Correct usage of @samp vs @option, add @samp where appropriate.
12665 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12666 Add armv6s-m and document it, as it is no official ARM name.
12668 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12670 * ifcvt.c (struct noce_if_info): Add transform_name field.
12671 (noce_try_move): Set if_info->transform_name to the function name.
12672 (noce_try_ifelse_collapse): Likewise.
12673 (noce_try_store_flag): Likewise.
12674 (noce_try_inverse_constants): Likewise.
12675 (noce_try_store_flag_constants): Likewise.
12676 (noce_try_addcc): Likewise.
12677 (noce_try_store_flag_mask): Likewise.
12678 (noce_try_cmove): Likewise.
12679 (noce_try_cmove_arith): Likewise.
12680 (noce_try_minmax): Likewise.
12681 (noce_try_abs): Likewise.
12682 (noce_try_sign_mask): Likewise.
12683 (noce_try_bitop): Likewise.
12684 (noce_convert_multiple_sets): Likewise.
12685 (noce_process_if_block): Print if_info->transform_name to
12686 dump_file if transformation succeeded.
12688 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12690 * config/arm/cortex-a57.md (cortex_a57_alu):
12693 2016-06-08 Martin Sebor <msebor@redhat.com>
12694 Jakub Jelinek <jakub@redhat.com>
12698 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
12699 BUILT_IN_MUL_OVERFLOW_P): New builtins.
12700 * builtins.c: Include gimple-fold.h.
12701 (fold_builtin_arith_overflow): Handle
12702 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
12703 (fold_builtin_3): Likewise.
12704 * doc/extend.texi (Integer Overflow Builtins): Document
12705 __builtin_{add,sub,mul}_overflow_p.
12707 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
12709 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
12710 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
12712 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
12714 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
12715 Rewrite, looking one level down for records and arrays.
12717 2016-06-08 David Malcolm <dmalcolm@redhat.com>
12719 * pretty-print.c: Include "selftest.h".
12720 (pp_format): Fix comment.
12721 (identifier_to_locale): Likewise.
12722 (selftest::test_basic_printing): New function.
12723 (selftest::assert_pp_format): New function.
12724 (selftest::test_pp_format): New function.
12725 (selftest::pretty_print_c_tests): New function.
12726 * selftest-run-tests.c (selftest::run_tests): Call
12727 selftest::pretty_print_c_tests.
12728 * selftest.h (pretty_print_c_tests): New declaration.
12730 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12732 * invoke.texi (max-loop-headers-insns): Document.
12733 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
12734 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
12735 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
12737 2016-06-08 Richard Biener <rguenther@suse.de>
12739 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
12740 on strided SLP loads and fall back to scalar loads in case
12741 we can't chunk them.
12743 2016-06-08 Richard Biener <rguenther@suse.de>
12745 PR tree-optimization/71452
12746 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
12747 type used for the SSA rewrite has enough precision to cover
12748 the dynamic type of the location.
12750 2016-06-08 Jakub Jelinek <jakub@redhat.com>
12751 Richard Biener <rguenther@suse.de>
12754 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
12755 the same as DECL_P (base0) for indirect_base0. Use equality_code
12756 in one further place.
12758 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
12760 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
12761 to one word if the field is known to overlap other words.
12762 (extract_bit_field_1): Likewise.
12763 (store_split_bit_field): Remove compensating code.
12764 (extract_split_bit_field): Likewise.
12766 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
12770 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
12772 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12774 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
12776 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
12777 (arch64_addpv4sf): Delete.
12778 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12779 "gen_aarch64_addpv4sf".
12780 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12782 (vpadds_f32): Likewise.
12783 (vpaddq_f32): Likewise.
12784 (vpaddq_f64): Likewise.
12786 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12788 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12790 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12791 to VALLF. Rename to "fabd<mode>3".
12792 "*fabd_scalar<mode>3): Delete.
12793 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12795 (vabdd_f64): Likewise.
12796 (vabd_f32): Likewise.
12797 (vabd_f64): Likewise.
12798 (vabdq_f32): Likewise.
12799 (vabdq_f64): Likewise.
12801 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12803 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12805 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12806 "aarch64_rsqrts<mode>".
12807 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12808 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12810 (vrsqrtsd_f64): Likewise.
12811 (vrsqrts_f32): Likewise.
12812 (vrsqrts_f64): Likewise.
12813 (vrsqrtsq_f32): Likewise.
12814 (vrsqrtsq_f64): Likewise.
12816 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12818 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12820 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12821 "aarch64_rsqrte<mode>".
12822 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12823 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12825 (vrsqrted_f64): Likewise.
12826 (vrsqrte_f32): Likewise.
12827 (vrsqrte_f64): Likewise.
12828 (vrsqrteq_f32): Likewise.
12829 (vrsqrteq_f64): Likewise.
12831 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12833 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12835 (fcvtzs): Likewise.
12836 (fcvtzu): Likewise.
12837 * config/aarch64/aarch64-simd.md
12838 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12839 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12840 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12842 (vcvt_n_f32_u32): Likewise.
12843 (vcvt_n_s32_f32): Likewise.
12844 (vcvt_n_u32_f32): Likewise.
12845 (vcvtq_n_f32_s32): Likewise.
12846 (vcvtq_n_f32_u32): Likewise.
12847 (vcvtq_n_f64_s64): Likewise.
12848 (vcvtq_n_f64_u64): Likewise.
12849 (vcvtq_n_s32_f32): Likewise.
12850 (vcvtq_n_s64_f64): Likewise.
12851 (vcvtq_n_u32_f32): Likewise.
12852 (vcvtq_n_u64_f64): Likewise.
12853 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12854 (VSDQ_SDI): Likewise.
12855 (fcvt_target): Support V4DI, V4SI and V2SI.
12856 (FCVT_TARGET): Likewise.
12858 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12860 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12861 (TYPES_BINOP_SUS): Likewise.
12862 (aarch64_simd_builtin_data): Update include file name.
12863 (aarch64_builtins): Likewise.
12864 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12865 for conversion between scalar float-point and fixed-point.
12867 (fcvtzs): Likewise.
12868 (fcvtzu): Likewise.
12869 * config/aarch64/aarch64.md
12870 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12871 pattern for conversion between scalar float to fixed-pointer.
12872 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12873 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12874 (UNSPEC_FCVTZU): Likewise.
12875 (UNSPEC_SCVTF): Likewise.
12876 (UNSPEC_UCVTF): Likewise.
12877 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12879 (vcvtd_n_f64_u64): Likewise.
12880 (vcvtd_n_s64_f64): Likewise.
12881 (vcvtd_n_u64_f64): Likewise.
12882 (vcvtd_n_f32_s32): Likewise.
12883 (vcvts_n_f32_u32): Likewise.
12884 (vcvtd_n_s32_f32): Likewise.
12885 (vcvts_n_u32_f32): Likewise.
12886 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12888 (FCVT_TARGET): Likewise.
12889 (FCVT_FIXED2F): New iterator.
12890 (FCVT_F2FIXED): Likewise.
12891 (fcvt_fixed_insn): New define_int_attr.
12893 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12895 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12896 some statements was removed.
12898 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12900 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12901 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12902 (vect_can_advance_ivs_p): likewise.
12903 (vect_update_ivs_after_vectorizer): likewise.
12904 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12905 (vect_analyze_scalar_cycles_1): likewise.
12906 (vect_analyze_loop_operations): likewise.
12907 (report_vect_op): likewise.
12908 (vect_is_slp_reduction): likewise.
12909 (vect_is_simple_reduction): likewise.
12910 (get_initial_def_for_induction): likewise.
12911 (vect_transform_loop): likewise.
12912 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12913 (vect_recog_sad_pattern): likewise.
12914 (vect_recog_widen_sum_pattern): likewise.
12915 (vect_recog_widening_pattern): likewise.
12916 (vect_recog_divmod_pattern): likewise.
12917 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12918 (vect_analyze_slp_instance): likewise.
12919 (vect_transform_slp_perm_load): likewise.
12920 (vect_schedule_slp_instance): likewise.
12922 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12924 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12925 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12926 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12927 (PRED_LOOP_BRANCH): Document predictor as broken.
12928 (PRED_LOOP_EXIT): Change hitrate 91->92.
12929 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12930 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12931 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12932 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12933 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12934 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12935 (PRED_CALL): Chane hitrate 71->67.
12936 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12937 (PRED_GOTO): Document as unused right now.
12938 (PRED_CONST_RETURN): Change hitrate 67->69
12939 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12940 (PRED_NULL_RETURN): Change hitrate 91->90.
12941 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12942 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12943 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12945 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12947 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12948 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12949 special case Altivec builtin.
12950 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12951 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12952 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12953 code for ALTIVEC_BUILTIN_VEC_MUL.
12954 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12955 for __builtin_vec_mul.
12957 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12959 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12962 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12964 * spellcheck.c (selftest::test_find_closest_string): New function.
12965 (spellcheck_c_tests): Call the above.
12967 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12969 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12971 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12973 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
12974 Yv=Yv,C alternatives.
12976 2016-06-07 Richard Biener <rguenther@suse.de>
12979 * common.opt (ffast-math): Make Optimization.
12981 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
12982 Prachi Godbole <prachi.godbole@imgtec.com>
12984 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
12985 `fabs' and `fneg' type attributes.
12986 (p5600_fpu_fabs): Add `fmove' to the comment.
12988 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12990 * gimple.c: Include builtins.h
12991 (gimple_inexpensive_call_p): New function.
12992 * gimple.h (gimple_inexpensive_call_p): Declare.
12993 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
12994 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
12997 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
12999 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
13000 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
13001 warning_at_rich_loc, warning_n, pedwarn, permerror,
13002 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
13003 sorry, fatal_error, internal_error, internal_error_no_backtrace):
13006 2016-06-07 Richard Biener <rguenther@suse.de>
13008 PR tree-optimization/71428
13009 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
13010 BIT_FIELD_REF op vs. load.
13012 2016-06-07 Richard Biener <rguenther@suse.de>
13014 PR middle-end/71423
13015 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
13018 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13020 * config/pa/pa.md (call): Generate indirect long calls to non-local
13021 functions on TARGET_64BIT.
13022 (call_value): Likewise.
13024 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
13026 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
13027 pattern and subsequent splitters.
13028 (call_val_reg_64bit_post_reload): Likewise.
13030 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13032 PR middle-end/71408
13033 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
13034 propagate_op_to_single_use.
13036 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
13038 PR middle-end/71281
13039 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
13041 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
13043 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
13044 (enum x86_dirflag_state): New enum.
13045 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
13046 (machine_function): Remove needs_cld.
13047 (ix86_current_function_needs_cld): Remove.
13048 * config/i386/i386.c (ix86_set_func_type): Set
13049 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
13050 (ix86_expand_prologue): Do not emit CLD here.
13051 (ix86_dirflag_mode_needed): New function.
13052 (ix86_dirflag_mode_entry): Ditto.
13053 (ix86_mode_needed): Handle X86_DIRFLAG entity.
13054 (ix86_mode_after): Ditto.
13055 (ix86_mode_entry): Ditto.
13056 (ix86_mode_exit): Ditto.
13057 (ix86_emit_mode_set): Ditto.
13058 * config/i386/i386.md (strmov_singleop): Set
13059 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
13060 Do not set ix86_current_function_needs_cld.
13062 (strset_singleop): Ditto.
13064 (cmpstrnqi_nz_1): Ditto.
13065 (cmpstrnqi_1): Ditto.
13066 (strlenqi_1): Ditto.
13068 2016-06-06 Jakub Jelinek <jakub@redhat.com>
13070 PR tree-optimization/71259
13071 * tree-vect-slp.c (vect_get_constant_vectors): For
13072 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
13073 one for constant op, and use COND_EXPR for non-constant.
13075 2016-06-06 David Malcolm <dmalcolm@redhat.com>
13077 * Makefile.in (OBJS): Add function-tests.o,
13078 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
13079 selftest-run-tests.o.
13080 (OBJS-libcommon): Add selftest.o.
13081 (OBJS-libcommon-target): Add selftest.o.
13082 (all.internal): Add "selftest".
13083 (all.cross): Likewise.
13084 (selftest): New phony target.
13085 (s-selftest): New target.
13086 (selftest-gdb): New phony target.
13087 (COLLECT2_OBJS): Add selftest.o.
13088 * bitmap.c: Include "selftest.h".
13089 (selftest::test_gc_alloc): New function.
13090 (selftest::test_set_range): New function.
13091 (selftest::test_clear_bit_in_middle): New function.
13092 (selftest::test_copying): New function.
13093 (selftest::test_bitmap_single_bit_set_p): New function.
13094 (selftest::bitmap_c_tests): New function.
13095 * common.opt (fself-test): New.
13096 * diagnostic-show-locus.c: Include "selftest.h".
13097 (make_range): New function.
13098 (test_range_contains_point_for_single_point): New function.
13099 (test_range_contains_point_for_single_line): New function.
13100 (test_range_contains_point_for_multiple_lines): New function.
13101 (assert_eq): New function.
13102 (test_get_line_width_without_trailing_whitespace): New function.
13103 (selftest::diagnostic_show_locus_c_tests): New function.
13104 * et-forest.c: Include "selftest.h".
13105 (selftest::test_single_node): New function.
13106 (selftest::test_simple_tree): New function.
13107 (selftest::test_disconnected_nodes): New function.
13108 (selftest::et_forest_c_tests): New function.
13109 * fold-const.c: Include "selftest.h".
13110 (selftest::assert_binop_folds_to_const): New function.
13111 (selftest::assert_binop_folds_to_nonlvalue): New function.
13112 (selftest::test_arithmetic_folding): New function.
13113 (selftest::fold_const_c_tests): New function.
13114 * function-tests.c: New file.
13115 * gimple.c: Include "selftest.h".
13116 Include "gimple-pretty-print.h".
13117 (selftest::verify_gimple_pp): New function.
13118 (selftest::test_assign_single): New function.
13119 (selftest::test_assign_binop): New function.
13120 (selftest::test_nop_stmt): New function.
13121 (selftest::test_return_stmt): New function.
13122 (selftest::test_return_without_value): New function.
13123 (selftest::gimple_c_tests): New function.
13124 * hash-map-tests.c: New file.
13125 * hash-set-tests.c: New file.
13126 * input.c: Include "selftest.h".
13127 (selftest::assert_loceq): New function.
13128 (selftest::test_accessing_ordinary_linemaps): New function.
13129 (selftest::test_unknown_location): New function.
13130 (selftest::test_builtins): New function.
13131 (selftest::test_reading_source_line): New function.
13132 (selftest::input_c_tests): New function.
13133 * rtl-tests.c: New file.
13134 * selftest-run-tests.c: New file.
13135 * selftest.c: New file.
13136 * selftest.h: New file.
13137 * spellcheck.c: Include "selftest.h".
13138 (selftest::levenshtein_distance_unit_test_oneway): New function,
13139 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
13140 (selftest::levenshtein_distance_unit_test): Likewise.
13141 (selftest::spellcheck_c_tests): Likewise.
13142 * toplev.c: Include selftest.h.
13143 (toplev::run_self_tests): New.
13144 (toplev::main): Handle -fself-test.
13145 * toplev.h (toplev::run_self_tests): New.
13146 * tree.c: Include "selftest.h".
13147 (selftest::test_integer_constants): New function.
13148 (selftest::test_identifiers): New function.
13149 (selftest::test_labels): New function.
13150 (selftest::tree_c_tests): New function.
13151 * tree-cfg.c: Include "selftest.h".
13152 (selftest::push_fndecl): New function.
13153 (selftest::test_linear_chain): New function.
13154 (selftest::test_diamond): New function.
13155 (selftest::test_fully_connected): New function.
13156 (selftest::tree_cfg_c_tests): New function.
13157 * vec.c: Include "selftest.h".
13158 (selftest::safe_push_range): New function.
13159 (selftest::test_quick_push): New function.
13160 (selftest::test_safe_push): New function.
13161 (selftest::test_truncate): New function.
13162 (selftest::test_safe_grow_cleared): New function.
13163 (selftest::test_pop): New function.
13164 (selftest::test_safe_insert): New function.
13165 (selftest::test_ordered_remove): New function.
13166 (selftest::test_unordered_remove): New function.
13167 (selftest::test_block_remove): New function.
13168 (selftest::reverse_cmp): New function.
13169 (selftest::test_qsort): New function.
13170 (selftest::vec_c_tests): New function.c.
13171 * wide-int.cc: Include selftest.h and wide-int-print.h.
13172 (selftest::from_int <wide_int>): New function.
13173 (selftest::from_int <offset_int>): New function.
13174 (selftest::from_int <widest_int>): New function.
13175 (selftest::assert_deceq): New function.
13176 (selftest::assert_hexeq): New function.
13177 (selftest::test_printing <VALUE_TYPE>): New function template.
13178 (selftest::test_ops <VALUE_TYPE>): New function template.
13179 (selftest::test_comparisons <VALUE_TYPE>): New function template.
13180 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
13182 (selftest::wide_int_cc_tests): New function.
13184 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13186 PR middle-end/37780
13187 * ifcvt.c (noce_try_ifelse_collapse): New function.
13189 (noce_process_if_block): Call noce_try_ifelse_collapse.
13190 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
13191 (simplify_ternary_operation): Use the above to simplify
13192 conditional CLZ/CTZ expressions.
13194 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13196 PR middle-end/37780
13197 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
13198 define_insn_and_split.
13200 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13202 PR middle-end/37780
13203 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
13205 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
13208 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
13209 Implicitly clobber memory for basic asm with non-empty assembler
13210 string. Use targetm.md_asm_adjust also here.
13211 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
13212 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
13213 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
13214 non-empty assembler string.
13215 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
13216 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
13217 (decode_asm_operands): Handle basic asm in PARALLEL block.
13218 (extract_insn): Handle basic asm in PARALLEL block.
13219 * doc/extend.texi: Mention new behavior of basic asm.
13220 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
13221 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
13222 branch_needs_nop_p): Use asm_noperands.
13224 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
13226 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
13227 Include the M7 SPARC DFA scheduler.
13228 New attribute v3pipe.
13229 Annotate insns with v3pipe where appropriate.
13230 Define cpu_feature vis4.
13231 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
13232 Add (V8QI "8") to vbits.
13233 Add insns {add,sub}v8qi3
13234 Add insns ss{add,sub}v8qi3
13235 Add insns us{add,sub}{v8qi,v4hi}3
13236 Add insns {min,max}{v8qi,v4hi,v2si}3
13237 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
13238 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
13239 * config/sparc/niagara4.md: Add a comment explaining the
13240 discrepancy between the documented latenty numbers and the
13242 * config/sparc/niagara7.md: New file.
13243 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
13244 supports SPARC5 and VIS 4.0 instructions.
13245 * configure: Regenerate.
13246 * config.in: Likewise.
13247 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
13248 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
13249 TARGET_CPU_niagara7.
13250 (ASM_CPU64_DEFAULT_SPEC): Likewise.
13251 (CPP_CPU_SPEC): Handle niagara7.
13252 (ASM_CPU_SPEC): Likewise.
13253 * config/sparc/sparc-opts.h (processor_type): Add
13254 PROCESSOR_NIAGARA7.
13255 (mvis4): New option.
13256 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
13257 (AS_NIAGARA7_FLAG): Define.
13258 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
13259 (CPP_CPU64_DEFAULT_SPEC): Likewise.
13260 (CPP_CPU_SPEC): Handle niagara7.
13261 (ASM_CPU_SPEC): Likewise.
13262 * config/sparc/sparc.c (niagara7_costs): Define.
13263 (sparc_option_override): Handle niagara7 and adjust cache-related
13264 parameters with better values for niagara cpus. Also support VIS4.
13265 (sparc32_initialize_trampoline): Likewise.
13266 (sparc_use_sched_lookahead): Likewise.
13267 (sparc_issue_rate): Likewise.
13268 (sparc_register_move_cost): Likewise.
13269 (dump_target_flag_bits): Support VIS4.
13270 (sparc_vis_init_builtins): Likewise.
13271 (sparc_builtins): Likewise.
13272 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
13274 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
13276 * config/sparc/sparc.opt (sparc_processor_type): New value
13278 * config/sparc/visintrin.h (__attribute__): Prototypes for the
13280 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
13282 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
13285 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
13287 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
13289 2016-06-06 Richard Biener <rguenther@suse.de>
13291 PR tree-optimization/71398
13292 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
13295 2016-06-05 James Bowman <james.bowman@ftdichip.com>
13297 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
13298 ft32_expand_prolog, ft32_expand_epilogue):
13299 Handle pretend_args.
13300 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
13301 * config/ft32/ft32.md: Add pretend_returner.
13303 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
13306 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13307 Copy op1 RTX to avoid invalid sharing.
13308 (ix86_expand_vector_move_misalign): Ditto.
13310 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
13312 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
13315 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13317 * predict.c (predicted_by_loop_heuristics_p): New function.
13318 (predict_iv_comparison): Use it.
13319 (predict_loops): Walk from innermost loops; do not predict edges
13320 leaving multiple loops multiple times; implement
13321 PRED_LOOP_ITERATIONS_MAX heuristics.
13322 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
13324 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13326 * cfg.c (check_bb_profile): Do not report mismatched profiles when
13327 only edges out of BB are EH edges.
13329 2016-06-04 Martin Sebor <msebor@redhat.com>
13330 Marcin Baczyński <marbacz@gmail.com>
13333 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
13334 a void expression in a void function.
13336 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13338 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
13339 aux; dump reasons of decisions.
13340 (should_duplicate_loop_header_p): Likewise.
13341 (do_while_loop_p): Likewise.
13342 (ch_base::copy_headers): Dump asi num insns duplicated.
13344 2016-06-04 Jakub Jelinek <jakub@redhat.com>
13346 PR tree-optimization/71405
13347 * tree-ssa.c (execute_update_addresses_taken): For clobber with
13348 incompatible type, build a new clobber with the right type instead
13349 of building a VIEW_CONVERT_EXPR around it.
13351 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13353 PR tree-optimization/52171
13354 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
13355 by_pieces_ninsns instead of move_by_pieces_ninsns.
13357 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13359 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
13360 for reg+reg addressing mode.
13362 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13364 * rs6000-c.c (c/c-tree.h): Add #include.
13365 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
13366 in C++ when found in the base position of vec_ld or vec_st.
13368 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13370 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
13371 use of profile unless profile status is PROFILE_READ.
13372 * profile.c (compute_branch_probabilities): Set profile status
13373 only after reporting predictor hitrates.
13375 2016-06-03 Joseph Myers <joseph@codesourcery.com>
13379 * common.opt (ffp-int-builtin-inexact): New option.
13380 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
13381 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
13382 (ceil@var{m}2): Document dependence on this option.
13383 * ipa-inline-transform.c (inline_call): Handle
13384 flag_fp_int_builtin_inexact.
13385 * ipa-inline.c (can_inline_edge_p): Likewise.
13386 * config/i386/i386.md (rintxf2): Do not test
13387 flag_unsafe_math_optimizations.
13388 (rint<mode>2_frndint): New define_insn.
13389 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
13390 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
13391 for 387 instead of extending and truncating.
13392 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
13393 !flag_trapping_math instead of flag_unsafe_math_optimizations.
13394 Change to frndint<mode>2_<rounding>.
13395 (frndintxf2_<rounding>_i387): Likewise. Change to
13396 frndint<mode>2_<rounding>_i387.
13397 (<rounding_insn>xf2): Likewise.
13398 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
13399 !flag_trapping_math instead of flag_unsafe_math_optimizations for
13400 x87. Test TARGET_ROUND || !flag_trapping_math ||
13401 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
13402 SSE. Use ROUND_NO_EXC in constant operand of
13403 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
13404 for 387 instead of extending and truncating.
13406 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
13407 Julia Koval <julia.koval@intel.com>
13419 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
13420 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
13421 all registers, except for function return registers if there are
13422 no caller-saved registers.
13423 (ix86_set_func_type): New function.
13424 (ix86_set_current_function): Call ix86_set_func_type to set
13425 no_caller_saved_registers and func_type. Call reinit_regs if
13426 caller-saved registers are changed. Don't allow MPX, SSE, MMX
13427 nor x87 instructions in interrupt handler nor function with
13428 no_caller_saved_registers attribute.
13429 (ix86_function_ok_for_sibcall): Return false if there are no
13430 caller-saved registers.
13431 (type_natural_mode): Don't warn ABI change for MMX in interrupt
13433 (ix86_function_arg_advance): Skip for callee in interrupt handler.
13434 (ix86_function_arg): Return special arguments in interrupt handler.
13435 (ix86_promote_function_mode): Promote pointer to word_mode only
13436 for normal functions.
13437 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
13439 (ix86_epilogue_uses): New function.
13440 (ix86_hard_regno_scratch_ok): Likewise.
13441 (ix86_save_reg): Preserve all registers in interrupt handler
13442 after reload. Preserve all registers, except for function return
13443 registers, if there are no caller-saved registers after reload.
13444 (find_drap_reg): Always use callee-saved register if there are
13445 no caller-saved registers.
13446 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
13447 for interrupt handler.
13448 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
13449 Emit cld instruction if stringops are used in interrupt handler
13450 or interrupt handler isn't a leaf function.
13451 (ix86_expand_epilogue): Generate interrupt return for interrupt
13452 handler and pop the 'ERROR_CODE' off the stack before interrupt
13453 return in exception handler.
13454 (ix86_expand_call): Disallow calling interrupt handler directly.
13455 If there are no caller-saved registers, mark all registers that
13456 are clobbered by the call which returns as clobbered.
13457 (ix86_handle_no_caller_saved_registers_attribute): New function.
13458 (ix86_handle_interrupt_attribute): Likewise.
13459 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
13461 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
13462 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
13463 accumulation in interrupt function if stack may be realigned to
13465 (EPILOGUE_USES): New.
13466 (function_type): New enum.
13467 (machine_function): Add func_type and no_caller_saved_registers.
13468 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
13469 (interrupt_return): New pattern.
13470 * doc/extend.texi: Document x86 interrupt and
13471 no_caller_saved_registers attributes.
13473 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
13475 PR tree-optimization/52171
13476 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
13477 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
13478 Look for constant strings. Move some code to emit_block_cmp_hints
13480 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
13481 * defaults.h (COMPARE_MAX_PIECES): New macro.
13482 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
13483 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
13484 (clear_by_pieces_1): Don't declare. Move definition before use.
13485 (can_do_by_pieces): New static function.
13486 (can_move_by_pieces): Use it. Return bool.
13487 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
13488 OP. All callers changed. Handle COMPARE_BY_PIECES.
13489 (class pieces_addr); New.
13490 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
13491 pieces_addr::adjust, pieces_addr::increment_address,
13492 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
13494 (class op_by_pieces_d): New.
13495 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
13497 (class move_by_pieces_d, class compare_by_pieces_d,
13498 class store_by_pieces_d): New subclasses of op_by_pieces_d.
13499 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
13500 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
13501 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
13502 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
13503 compare_by_pieces_d::finish_mode): New member functions.
13504 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
13506 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
13507 (emit_block_cmp_hints): New function.
13508 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
13509 use the newly defined classes.
13510 * expr.h (by_pieces_constfn): New typedef.
13511 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
13512 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13513 (move_by_pieces_ninsns): Don't declare.
13514 (can_move_by_pieces): Change return value to bool.
13515 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13516 (compare_by_pieces_branch_ratio): New hook.
13517 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13518 (by_pieces_ninsns): Declare.
13519 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13521 (default_compare_by_pieces_branch_ratio): New function.
13522 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13523 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13524 * doc/tm.texi: Regenerate.
13525 * tree-ssa-strlen.c: Include "builtins.h".
13526 (handle_builtin_memcmp): New static function.
13527 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13528 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13530 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13532 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13533 relevant stmts which are simple and invariant.
13534 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13535 instead of simple and invariant
13537 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13539 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13540 (vectorizable_reduction): Check for new relevant state.
13541 (vectorizable_live_operation): vectorize live stmts using
13542 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13543 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13544 (vect_stmt_relevant_p): Check for stmts which are only used live.
13545 (process_use): Use of a stmt does not inherit it's live value.
13546 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13547 (vect_analyze_stmt): Check for new relevant state.
13548 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13549 outside the loop, but not inside it.
13551 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13553 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13554 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13555 (vect_get_vec_def_for_operand): Split out code.
13557 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13559 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13561 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13563 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13565 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13567 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13569 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13571 PR middle-end/71387
13572 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13573 to noreturn e->callee->decl that has void return type and void
13574 arguments, adjust gimple_call_fntype and remove lhs even if it had
13575 previously addressable type.
13577 2016-06-02 Jeff Law <law@redhat.com>
13579 PR tree-optimization/71328
13580 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13581 error when checking for a jump back onto the copied path.
13583 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13585 * config/microblaze/microblaze.c (get_branch_target): Add return
13586 NULL_RTX for the non-CALL_P case.
13587 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13588 (insert_wic): Remove unused local "j".
13590 2016-06-02 Martin Liska <mliska@suse.cz>
13592 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13594 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13595 Julia Koval <julia.koval@intel.com>
13597 * function.c (assign_parm_setup_stack): Force source into a
13598 register if needed.
13599 * target.def (function_incoming_arg): Update documentation to
13600 allow arbitrary address computation based on hard register.
13601 * doc/tm.texi: Regenerated.
13603 2016-06-02 Martin Liska <mliska@suse.cz>
13605 * predict.c (combine_predictions_for_bb): Fix first match in
13606 cases where a first predictor contains more than one occurence
13607 in list of predictors. Take the best value in such case.
13609 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13611 PR rtl-optimization/71295
13612 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13613 offset would go over the size of the inner mode reject it.
13615 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13617 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13618 x=x,x and v=v,m instead of x=x,m.
13620 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13621 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13622 alternative to v=rm,C.
13624 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13625 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13626 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13627 instead of vex for the last two above mentioned alternatives.
13629 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13632 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13634 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13636 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13638 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13640 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13641 from int to unsigned.
13643 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13645 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13646 alternatives, eliminating preferred register class. Add support
13647 for the MTVSRDD instruction in ISA 3.0.
13648 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13649 reg_or_indexed_operand.
13650 (vsx_splat_v4sf_internal): Likewise.
13652 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13655 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13656 for loading up all 0's or all 1's.
13658 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13660 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13662 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13664 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13666 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13667 * gcc.c (set_source_date_epoch_envvar): New function, sets
13668 the SOURCE_DATE_EPOCH environment variable to the current time.
13670 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13672 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13673 the factor for live Phi nodes.
13675 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13677 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13678 * tree-parloops.c (parallelize_loops): likewise.
13679 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13680 tree_unswitch_outer_loop): likewise.
13682 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13684 PR middle-end/71371
13685 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13686 around creation of the temporary.
13688 2016-06-01 Richard Biener <rguenther@suse.de>
13690 PR tree-optimization/71366
13691 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
13692 (unloop_loops): Move removing edges here ...
13693 (try_unroll_loop_completely): ... from here.
13694 (try_peel_loop): ... and here.
13695 (tree_unroll_loops_completely_1): Track parent loops via
13696 bitmap of header BBs.
13697 (tree_unroll_loops_completely): Adjust for that.
13699 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13701 * config/rs6000/altivec.h (vec_slv): New macro.
13702 (vec_srv): New macro.
13703 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
13704 (UNSPEC_VSRV): New value.
13707 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
13708 (vsrv): New builtin definition.
13709 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
13710 define argument types for new builtin.
13711 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
13713 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
13716 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
13717 Jocelyn Mayer <l_indien@magic.fr>
13720 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
13721 detect processor family for signature_CENTAUR_ebx.
13722 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
13723 signature_CENTAUR_ebx.
13724 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
13725 <default>: Pass x86-64 for has_longmode.
13727 2016-06-01 Nathan Sidwell <nathan@acm.org>
13729 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
13732 2016-06-01 Richard Biener <rguenther@suse.de>
13734 PR tree-optimization/71261
13735 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
13736 of stmts successfully put in the bool pattern. Remove
13737 single-use restriction.
13738 (adjust_bool_pattern_cast): Add cast at the use site via the
13739 pattern def sequence.
13740 (adjust_bool_pattern): Remove recursion, maintain a hash-map
13741 of patterned defs. Use the pattern def seqence instead of
13742 multiple independent patterns.
13743 (sort_after_uid): New qsort compare function.
13744 (adjust_bool_stmts): New function to process stmts in the bool
13745 pattern in IL order.
13746 (vect_recog_bool_pattern): Adjust.
13747 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
13748 (ifcvt_walk_pattern_tree): Likewise.
13749 (stmt_is_root_of_bool_pattern): Likewise.
13750 (ifcvt_repair_bool_pattern): Likewise.
13751 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
13753 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13755 * loop-unroll.c (decide_unroll_constant_iterations,
13756 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
13757 likely upper bounds.
13758 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
13760 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
13762 * tree-core.h (enum omp_clause_code): Remove
13763 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
13765 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13767 * config/arm/sync.md (arm_store_exclusive<mode>):
13768 Use 'H' output modifier on operands[2] rather than creating a new
13769 entry in out-of-bounds memory of the operands array.
13770 (arm_store_release_exclusivedi): Likewise.
13772 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13774 * config/arm/arm.c (arm_fusion_enabled_p): New function.
13775 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
13776 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
13777 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13779 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13781 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13782 into account live statements for mask producers.
13784 2016-06-01 Richard Biener <rguenther@suse.de>
13786 PR tree-optimization/71311
13787 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13788 restrict to non-INTEGER_CST @0.
13790 2016-06-01 Richard Biener <rguenther@suse.de>
13792 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13793 (relational patterns): Use :c to avoid pattern duplications.
13795 2016-06-01 Richard Biener <rguenther@suse.de>
13797 * genmatch.c (comparison_code_p): New predicate.
13798 (swap_tree_comparison): New function.
13799 (commutate): Add for_vec parameter to append new for entries.
13800 Support commutating relational operators by swapping it alongside
13802 (lower_commutative): Adjust.
13803 (dt_simplify::gen): Do not pass artificial operators to gen
13805 (decision_tree::gen): Do not add artificial operators as parameters.
13806 (parser::parse_expr): Verify operator commutativity when :c is
13807 applied. Allow :C to override this.
13808 * match.pd: Adjust patterns to use :C instead of :c where required.
13810 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13812 PR tree-optimization/71077
13813 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13814 the combining step, use boolean_false_node and boolean_true_node
13815 as the designated false/true return values.
13817 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13819 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13820 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13821 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13824 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13826 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13827 of flags impliying the register renaming.
13828 * toplev.c (process_options): Do not imply flag_rename_registers with
13831 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13833 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13834 default implementation.
13836 2016-05-31 Nathan Sidwell <nathan@acm.org>
13838 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13840 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13842 * config/sh/constraints.md (b): Remove constraint.
13843 * config/sh/predicates.md (arith_reg_operand): Remove
13845 * config/sh/sh-modes.def (PDI): Remove.
13846 * config/sh/sh.c (sh_target_reg_class,
13847 sh_optimize_target_register_callee_saved): Remove functions.
13848 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13849 (sh_expand_epilogue): Update comment.
13850 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13851 sh_secondary_reload): Remove TARGET_REGS related code.
13852 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13853 TARGET_REGISTER_P): Remove macros.
13854 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13855 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13856 TR1_REG, TR2_REG): Remove constants.
13857 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13859 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13861 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13862 define_expand patterns.
13863 (adddi3_compact): Rename to adddi3.
13864 (subdi3_compact): Rename to subdi3.
13865 (*negdi2): Rename to negdi2.
13866 (*abs<mode>2): Rename to abs<mode>2.
13868 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13870 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13871 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13872 (atomic_sub_fetchsi): ... this new pattern.
13873 (mvtc): Add CC_REG clobber.
13875 2016-05-31 Marek Polacek <polacek@redhat.com>
13877 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13879 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13881 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13882 aarch64_fusion_enabled_p to check for fusion capabilities.
13884 2016-05-31 Richard Biener <rguenther@suse.de>
13886 PR tree-optimization/71352
13887 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13888 minus one and a negate.
13890 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13892 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13893 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13895 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13896 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13897 Remove use of aarch64_simd_attr_length_move, set length attribute
13899 (*aarch64_be_movoi): Likewise.
13900 (*aarch64_be_movci): Likewise.
13901 (*aarch64_be_movxi): Likewise.
13903 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13905 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13906 It no longer does that.
13907 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13909 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13911 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13912 attribute __unused__.
13914 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13916 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13917 * config/arm/arm.c (arm_arch_thumb1): Define.
13918 (arm_option_override): Initialize arm_arch_thumb1.
13919 * config/arm/arm.h (arm_arch_thumb1): Declare.
13920 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13921 support Thumb-1 ISA.
13923 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13926 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13927 `Yv' for scalar operand.
13929 2016-05-31 Tom de Vries <tom@codesourcery.com>
13931 PR tree-optimization/69068
13932 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13933 phis with more than two args.
13935 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13937 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13938 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13941 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13943 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13945 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13947 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13948 cpu_32, cpu_64, tune_32 and tune_64.
13949 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13951 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13953 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13955 2016-05-30 Andi Kleen <ak@linux.intel.com>
13957 * auto-profile.c (read_profile): Replace asserts with errors
13958 when file does not exist.
13959 * gcov-io.c (gcov_read_words): Dito.
13961 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13963 * tree-cfg.c (print_loop): Print likely upper bounds.
13965 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13967 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13968 * opts.c (default_options): Enable peel loops at -O3.
13969 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13970 (try_peel_loop): Do not re-peel already peeled loops;
13971 use likely upper bounds; fix profile updating.
13972 (pass_complete_unroll::execute): Initialize peeled_loops.
13974 2016-05-30 Martin Liska <mliska@suse.cz>
13976 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
13977 computed costs by frequency of BB they belong to.
13978 (get_scaled_computation_cost_at): New function.
13980 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
13981 Marc Glisse <marc.glisse@inria.fr>
13983 PR tree-optimization/71289
13984 * match.pd (-1 / B < A, A > -1 / B): New transformations.
13986 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13988 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
13990 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13992 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
13993 for peeled copies; avoid underflow when updating estimates; correctly
13994 scale loop profile.
13996 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13998 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
13999 r236875. Corrected oe3 to oe2 as obvious.
14001 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14003 PR middle-end/71269
14004 PR middle-end/71252
14005 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
14006 that inserted stmt will not dominate stmts that defines its operand.
14007 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
14008 (rewrite_expr_tree_parallel): Likewise.
14010 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
14012 PR middle-end/71252
14013 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
14014 all fields including stmt_to_insert are swapped.
14016 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14018 * predict.h (force_edge_cold): Declare.
14019 * predict.c (force_edge_cold): New function.
14020 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
14022 (canonicalize_loop_induction_variables): Fix formating.
14024 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
14026 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
14027 (visium_expand_copysign): Use gen_int_mode directly.
14028 (visium_compute_frame_size): Minor tweaks.
14030 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
14032 * tree-vect-loop.c (vect_analyze_loop_2): Use
14033 likely_max_stmt_executions_int.
14035 2016-05-30 Tom de Vries <tom@codesourcery.com>
14037 PR tree-optimization/69067
14038 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
14040 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
14043 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
14044 New peepholes to remove unneeded fild/fistp pairs.
14045 (define_peephole2 atomic_loaddi_fpu): Ditto.
14047 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14049 * predict.c (maybe_hot_frequency_p): Avoid division.
14051 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14053 * doc/install.texi: Use https for shop.fsf.org.
14055 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14057 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
14058 likely_max_stmt_executions_int.
14060 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14062 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
14063 likely_max_stmt_executions_int.
14065 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14067 * profile.c (compute_branch_probabilities): Do not report hitrates
14069 (branch_prob): Report hitrates here.
14070 * predict.c (gimple_predict_edge): Do not assert profile status;
14071 fix formatting issues.
14073 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14075 * predict.c (edge_predicted_by_p): New function.
14076 (predict_paths_for_bb): Do not put multiple predictions of the same type
14079 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14081 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
14084 2016-05-28 Alan Modra <amodra@gmail.com>
14086 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
14088 2016-05-28 Alan Modra <amodra@gmail.com>
14090 PR rtl-optimization/71275
14091 * ira.c (ira): Free dominance info.
14093 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
14095 * doc/sourcebuild.texi: New address for upstream Go repository.
14097 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
14099 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
14100 (TARGET_ARM_V7M): Likewise.
14102 2016-05-26 Jeff Law <law@redhat.com>
14104 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
14105 (thread_across_edge): Remove calls to find_jump_threads_backwards.
14106 * passes.def: Add jump threading passes before DOM/VRP.
14107 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
14108 argument to a basic block from an edge. Remove tests which are
14110 (pass_data_thread_jumps, class pass_thread_jumps): New.
14111 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
14112 (make_pass_thread_jumps): Likewise.
14113 * tree-pass.h (make_pass_thread_jumps): Declare.
14115 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
14117 * config/visium/visium-protos.h (split_double_move): Rename into...
14118 (visium_split_double_move): ...this.
14119 (visium_split_double_add): Declare.
14120 * config/visium/visium.c (split_double_move): Rename into...
14121 (visium_split_double_move): ...this.
14122 (visium_split_double_add): New function.
14123 (visium_expand_copysign): Renumber operands for consistency.
14124 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
14125 (DFmode move splitter): Likewise.
14126 (*addi3_insn): Split by means of visium_split_double_add.
14127 (*adddi3_insn_flags): Delete.
14128 (*plus_plus_sltu<subst_arith>): New insn.
14129 (*subdi3_insn): Split by means of visium_split_double_add.
14130 (subdi3_insn_flags): Delete.
14131 (*minus_minus_sltu<subst_arith>): New insn.
14132 (*negdi2_insn): Split by means of visium_split_double_add.
14133 (*negdi2_insn_flags): Delete.
14135 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
14137 * configure.ac: Treat a --with-headers option without argument
14138 the same as the default (i.e. consult sys-include directory).
14139 * configure: Regenerate.
14141 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14143 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
14144 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
14146 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
14147 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14149 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14152 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
14153 tree-stdarg analysis results.
14154 (aarch64_setup_incoming_varargs): Likewise.
14156 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14158 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
14159 va_list_gpr_counter_field and va_list_fpr_counter_field.
14161 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
14164 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
14165 * config/aarch64/aarch64.c
14166 (aarch64_cannot_change_mode_class): Remove function.
14167 * config/aarch64/aarch64-protos.h
14168 (aarch64_cannot_change_mode_class): Remove.
14170 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14172 * cfgloop.c (record_niter_bound): Record likely upper bounds.
14173 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
14174 get_likely_max_loop_iterations_int): New.
14175 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
14176 any_likely_upper_bound.
14177 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
14179 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
14180 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
14182 (unroll_loop_constant_iterations): Likewise.
14183 (unroll_loop_runtime_iterations): Likewise.
14184 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
14185 * lto-streamer-out.c (output_cfg): Likewise.
14186 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
14188 (canonicalize_loop_induction_variables): Dump likely upper bounds.
14189 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
14190 (likely_max_loop_iterations): New.
14191 (likely_max_loop_iterations_int): New.
14192 (likely_max_stmt_executions): New.
14193 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
14194 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
14195 likely_max_stmt_executions): Declare.
14197 2016-05-27 Marek Polacek <polacek@redhat.com>
14199 PR middle-end/71308
14200 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
14202 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14204 * config/s390/s390.md (2x risbg splitters): Use
14205 reg_overlap_mentioned_p instead of rtx_equal_p.
14207 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
14209 * combine.c (make_compound_operation): Take known zero bits into
14210 account when checking for possible zero_extend.
14212 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14214 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
14215 Use const_int_operand for operand 2 predicate. Simplify expand code
14218 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
14220 PR middle-end/71279
14221 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
14224 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14226 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
14227 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
14228 that returns CC_SESWPmode and CC_ZESWPmode.
14229 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
14231 (aarch64_rtx_costs): Likewise.
14233 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14235 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
14236 for ISA 3.0 min/max support.
14237 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
14238 conditional move support.
14239 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
14240 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
14242 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
14243 conditional moves where the comparison type is different from move
14245 (fp_minmax): New code iterator for smin/smax.
14246 (minmax): New code attributes for min/max.
14247 (SMINMAX): Likewise.
14248 (smax<mode>3): Combine min, max insns into one insn using the
14249 fp_minmax code iterator. Add support for ISA 3.0 min/max
14250 instructions that don't need -ffast-math.
14251 (s<minmax><mode>3): Likewise.
14252 (smax<mode>3_vsx): Likewise.
14253 (smin<mode>3): Likewise.
14254 (s<minmax><mode>3_vsx): Likewise.
14255 (smin<mode>3_vsx): Likewise.
14256 (pre-VSX min/max splitters): Likewise.
14257 (s<minmax><mode>3_fpr): Likewise.
14258 (movsfcc): Rewrite floating point conditional moves to combine
14259 SFmode/DFmode into a single insn.
14260 (mov<mode>cc): Likewise.
14261 (movdfcc): Likewise.
14262 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
14263 SFDF2 iterators to handle all combinations.
14264 (fseldfsf4): Likewise.
14265 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
14266 (fseldfdf4): Likewise.
14267 (fselsfdf4): Likewise.
14268 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
14269 comparison instructions that set a 0/-1 mask, and use it for
14270 floating point conditional move via XXSEL.
14271 (fpmask<mode>): Likewise.
14272 (xxsel<mode>): Likewise.
14273 * config/rs6000/predicates.md (min_max_operator): Delete, no
14275 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
14276 instructions that generate a 0/-1 mask for use with XXSEL.
14277 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
14278 say whether floating point min/max is available, either through
14279 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
14280 (TARGET_MINMAX_DF): Likewise.
14282 2016-05-27 Alan Modra <amodra@gmail.com>
14284 PR rtl-optimization/71275
14285 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
14286 for update_equiv_regs and combine_and_move_insns.
14288 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
14290 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
14291 if_then_else or cond RTXes to calculate attribute value.
14292 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
14293 <attr "length_immediate>: Ditto.
14294 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
14295 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
14296 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
14297 <attr "type">: Ditto.
14298 <attr "prefix_data16">: Ditto.
14299 <attr "prefix_extra">: Ditto.
14300 <attr "length_immediate">: Ditto.
14301 <attr "prefix">: Ditto.
14302 (vec_set<mode>_0) <attr "isa">: Ditto.
14303 <attr "prefix_extra">: Ditto.
14304 <attr "length_immediate">: Ditto.
14305 <attr "prefix">: Ditto.
14306 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
14307 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
14308 (sse2_storelpd) <attr "prefix_data16">: Ditto.
14309 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
14310 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
14311 <attr "length_immediate">: Ditto.
14312 <attr "prefix">: Ditto.
14313 (sse2_movsd) <attr "length_immediate">: Ditto.
14314 <attr "prefix">: Ditto.
14315 (vec_concatv2df) <attr "isa">: Ditto.
14316 <attr "prefix">: Ditto.
14317 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
14318 (*vec_extractv2di_1) <attr "isa">: Ditto.
14319 <attr "type">: Ditto.
14320 <attr "length_immediate">: Ditto.
14321 <attr "prefix_rex">: Ditto.
14322 <attr "prefix_extra">: Ditto.
14323 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
14324 <attr "prefix_extra">: Ditto.
14325 <attr "length_immediate">: Ditto.
14326 (vec_concatv2di) <attr "isa">: Ditto.
14327 <attr "prefix_extra">: Ditto.
14328 <attr "length_immediate">: Ditto.
14329 <attr "prefix">: Ditto.
14331 2016-05-26 Martin Liska <mliska@suse.cz>
14333 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
14335 (operator+): Likewise.
14336 (operator-): Likewise.
14337 (comp_cost::operator+=): Likewise.
14338 (comp_cost::operator-=): Likewise.
14339 (comp_cost::operator/=): Likewise.
14340 (comp_cost::operator*=): Likewise.
14341 (operator<): Likewise.
14342 (operator==): Likewise.
14343 (operator<=): Likewise.
14344 (new_cost): Remove.
14345 (infinite_cost_p): Likewise.
14346 (add_costs): Likewise.
14347 (sub_costs): Likewise.
14348 (compare_costs): Likewise.
14349 (set_group_iv_cost): Use the newly introduced functions.
14350 (get_address_cost): Likewise.
14351 (get_shiftadd_cost): Likewise.
14352 (force_expr_to_var_cost): Likewise.
14353 (split_address_cost): Likewise.
14354 (ptr_difference_cost): Likewise.
14355 (difference_cost): Likewise.
14356 (get_computation_cost_at): Likewise.
14357 (determine_group_iv_cost_generic): Likewise.
14358 (determine_group_iv_cost_address): Likewise.
14359 (determine_group_iv_cost_cond): Likewise.
14360 (autoinc_possible_for_pair): Likewise.
14361 (determine_group_iv_costs): Likewise.
14362 (cheaper_cost_pair): Likewise.
14363 (iv_ca_recount_cost): Likewise.
14364 (iv_ca_set_no_cp): Likewise.
14365 (iv_ca_set_cp): Likewise.
14366 (iv_ca_cost): Likewise.
14367 (iv_ca_new): Likewise.
14368 (iv_ca_dump): Likewise.
14369 (iv_ca_narrow): Likewise.
14370 (iv_ca_prune): Likewise.
14371 (iv_ca_replace): Likewise.
14372 (try_add_cand_for): Likewise.
14373 (try_improve_iv_set): Likewise.
14374 (find_optimal_iv_set): Likewise.
14376 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
14378 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
14379 that internal functions will clobber all caller-saved registers.
14381 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14383 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
14384 Return a better case_values_threshold when optimizing.
14386 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14388 * config/aarch64/aarch64-simd.md (aarch64_combinez):
14389 Add ? to integer variant.
14390 (aarch64_combinez_be): Likewise.
14392 2016-05-26 Jakub Jelinek <jakub@redhat.com>
14394 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
14395 instead of x constraint.
14396 (vcvtps2ph256<mask_name>): Likewise.
14398 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
14399 alternative. Formatting fix.
14401 * config/i386/sse.md
14402 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
14404 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
14405 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
14406 maybe_evex prefix instead of vex.
14407 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
14408 EXT_REX_SSE_REG_P (op0) case in the splitter.
14410 2016-05-25 Jeff Law <law@redhat.com>
14412 PR tree-optimization/71272
14413 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
14414 Update comments. Add test for empty path.
14416 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14418 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
14419 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
14420 special case builtin.
14421 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14422 code for ALTIVEC_BUILTIN_VEC_CMPNE.
14423 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14424 for __builtin_vec_cmpne.
14426 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
14428 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
14429 redundant test and bail out if the type of the new operand is not
14430 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
14432 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14434 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
14435 (x_ix86_target_flags_explicit): Remove.
14436 * config/i386/i386.c (ix86_function_specific_save): Do not copy
14437 x_ix86_target_flags_explicit.
14438 (ix86_function_specific_restore): Ditto.
14440 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14441 H.J. Lu <hongjiu.lu@intel.com>
14444 * common/config/i386/i386-common.c
14445 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
14446 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
14447 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
14448 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
14449 (-mgeneral-regs-only): Add new option.
14450 * config/i386/i386.c (ix86_option_override_internal): Don't enable
14451 x87 instructions if only general registers are allowed.
14452 (ix86_target_string): Add ix86_flags argument. Handle additional
14453 flags options through ix86_flags argument. Update all callers.
14454 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
14456 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14458 PR rtl-optimization/66940
14459 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
14460 decrementing desired_val will not overflow before performing these
14463 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
14465 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
14466 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
14467 * config/i386/i386.c (enum ix86_builtins): Add
14468 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
14469 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
14470 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
14471 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
14472 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
14473 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
14474 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
14475 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
14476 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
14477 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
14478 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
14479 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
14480 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
14481 __builtin_ia32_cvtps2dq512_mask.
14482 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
14483 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
14484 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
14485 * config/i386/sse.md
14486 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
14488 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
14489 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
14491 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
14492 (avx512f_vec_pack_sfix_v8df): New define_expand.
14493 (avx512f_roundpd512): Rename to ...
14494 (avx512f_round<castmode>512): ... this. Change iterator.
14495 (avx512f_roundps512_sfix): New define_expand.
14496 (round<mode>2_sfix): Change iterator.
14498 2016-05-25 Nick Clifton <nickc@redhat.com>
14500 * config/msp430/msp430.c (msp430_attr): Produce an error if a
14501 static interrupt handler is detected.
14502 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
14503 default linker script.
14504 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
14505 the low part of a symbolic pointer.
14507 2016-05-25 Richard Biener <rguenther@suse.de>
14509 PR tree-optimization/71261
14510 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14511 interesting stmt instead of immediate uses when looking
14512 for the use operand to replace.
14514 2016-05-25 Martin Liska <mliska@suse.cz>
14516 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14518 2016-05-25 Richard Biener <rguenther@suse.de>
14520 PR tree-optimization/71264
14521 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14524 2016-05-25 Martin Liska <mliska@suse.cz>
14526 PR tree-optimization/71239
14527 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14528 if DECL_SIZE is NULL.
14530 2016-05-25 Richard Biener <rguenther@suse.de>
14532 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14533 * tree-if-conv.c (pass_data_if_conversion): Use it.
14535 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14537 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14538 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14539 * varpool.c (varpool_node::get_availability): Likewise.
14541 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14543 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14544 VNEGW/VNEGD instructions.
14545 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14546 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14547 support for ISA 3.0 VNEGW/VNEGD instructions.
14549 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14551 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14552 pointers inside OACC_DATA regions.
14553 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14554 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14555 (gimplify_adjust_omp_clauses): Fix typo in comment.
14557 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14559 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14560 parity built-in functions.
14561 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14563 (p9v_parity<mode>2): Likewise.
14564 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14566 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14567 (parity<mode>2): ISA 3.0 expander for vector parity.
14568 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14570 (BU_P9_64BIT_MISC_0): Likewise.
14571 (BU_P9_MISC_0): Likewise.
14572 (BU_P9V_AV_1): Likewise.
14573 (BU_P9V_AV_2): Likewise.
14574 (BU_P9V_AV_3): Likewise.
14575 (BU_P9V_AV_P): Likewise.
14576 (BU_P9V_VSX_1): Likewise.
14577 (BU_P9V_OVERLOAD_1): Likewise.
14578 (BU_P9V_OVERLOAD_2): Likewise.
14579 (BU_P9V_OVERLOAD_3): Likewise.
14580 (VCTZB): Add vector count trailing zeros support.
14584 (VPRTYBD): Add vector parity support.
14585 (VPRTYBQ): Likewise.
14586 (VPRTYBW): Likewise.
14587 (VCTZ): Add overloaded vector count trailing zeros support.
14588 (VPRTYB): Add overloaded vector parity support.
14589 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14590 overloaded vector count trailing zeros and parity instructions.
14591 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14592 vector parity support.
14593 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14594 trailing zeros support.
14595 (vec_cntlz): Likewise.
14596 (vec_vctzb): Likewise.
14597 (vec_vctzd): Likewise.
14598 (vec_vctzh): Likewise.
14599 (vec_vctzw): Likewise.
14600 (vec_vprtyb): Add ISA 3.0 vector parity support.
14601 (vec_vprtybd): Likewise.
14602 (vec_vprtybw): Likewise.
14603 (vec_vprtybq): Likewise.
14604 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14605 the ISA 3.0 vector count trailing zeros and vector parity built-in
14608 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14610 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14611 when there is stmt_to_insert.
14613 2016-05-24 Martin Sebor <msebor@redhat.com>
14616 * tree.h (complete_or_array_type_p): New inline function.
14618 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14620 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14621 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14622 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14624 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14625 Limit 1st alternative to noavx isa, split 2nd alternative into one
14626 noavx and one avx alternative, use *x and Bm in the former and
14627 x and m in the latter.
14629 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14630 of sse4 for the first alternative, drop %v from the template
14631 and d operand modifier. Split second alternative into one sse4_noavx
14632 and one avx alternative, use *x instead of *v in the former and v
14633 instead of *v in the latter.
14634 (*sse4_1_extractps): Use noavx isa instead of * for the first
14635 alternative, drop %v from the template. Split second alternative into
14636 one noavx and one avx alternative, use *x instead of *v in the
14637 former and v instead of *v in the latter.
14638 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14639 with noavx and the last one with avx.
14640 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14641 split the second one into one noavx and one avx alternative,
14642 use *x and Bm in the former and x and m in the latter one.
14643 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14646 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14647 first two alternatives to noavx, use *x instead of *v in the second
14648 one, add avx alternative without *.
14649 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14650 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14651 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14653 2016-05-24 Jeff Law <law@redhat.com>
14655 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14656 New function, extracted from...
14657 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14658 Allow simple copies and constant initializations in the SSA chain.
14660 2016-05-24 Marek Polacek <polacek@redhat.com>
14663 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14666 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14669 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14670 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14671 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14672 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14673 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14675 2016-05-24 Richard Biener <rguenther@suse.de>
14677 PR tree-optimization/71240
14678 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14681 2016-05-24 Richard Biener <rguenther@suse.de>
14683 PR tree-optimization/71230
14684 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14686 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14688 * tree-vectorizer.h (vectorizable_comparison): Delete.
14689 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
14690 PURE_SLP_STMT check.
14691 * tree-vect-stmts.c (vectorizable_call): Likewise.
14692 (vectorizable_simd_clone_call): Likewise.
14693 (vectorizable_conversion): Likewise.
14694 (vectorizable_assignment): Likewise.
14695 (vectorizable_shift): Likewise.
14696 (vectorizable_operation): Likewise.
14697 (vectorizable_load): Likewise.
14698 (vectorizable_condition): Likewise.
14699 (vectorizable_store): Likewise. Assert that we don't have
14701 (vectorizable_comparison): Make static. Remove redundant
14702 PURE_SLP_STMT check.
14703 (vect_transform_stmt): Assert that we always have an slp_node
14706 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14708 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
14709 operands[2] against 1 with comparison against CONST1_RTX.
14710 (<shift>di3_neon): Likewise.
14711 * config/arm/predicates.md (const0_operand): Replace with comparison
14712 against CONST0_RTX.
14714 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14716 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
14717 operands[2] against 1 with comparison against CONST1_RTX.
14718 (ashrdi3): Likewise.
14719 (lshrdi3): Likewise.
14720 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
14722 (ashrsi3): Likewise.
14723 (lshrsi3): Likewise.
14724 (rotrsi3): Likewise.
14725 (define_split above *compareqi_eq0): Likewise.
14726 (define_split above "prologue"): Likewise.
14727 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14728 * config/arm/predicates.md (shift_operator): Likewise.
14729 (shift_nomul_operator): Likewise.
14730 (sat_shift_operator): Likewise.
14731 (thumb1_cmp_operand): Likewise.
14732 (const_neon_scalar_shift_amount_operand): Replace manual range
14733 check with IN_RANGE.
14734 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
14735 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
14737 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14739 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
14740 with HOST_WIDE_INT_1.
14742 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
14743 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
14744 (arm_canonicalize_comparison): Likewise.
14745 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
14747 (thumb1_size_rtx_costs): Likewise.
14748 (vfp_const_double_index): Replace cast of 1 to unsigned
14749 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14750 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
14752 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
14753 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14754 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
14755 HOST_WIDE_INT with HOST_WIDE_INT_1.
14757 2016-05-24 Marek Polacek <polacek@redhat.com>
14759 * tree-cfg.h (should_remove_lhs_p): New predicate.
14760 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
14761 * gimplify.c (gimplify_modify_expr): Likewise.
14762 * tree-cfg.c (verify_gimple_call): Likewise.
14763 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
14764 * gimple-fold.c: Include "tree-cfg.h".
14765 (gimple_fold_call): Use should_remove_lhs_p.
14767 2016-05-24 Richard Biener <rguenther@suse.de>
14769 PR tree-optimization/71253
14770 * cfganal.h (control_dependences): Make robust against edge
14772 (control_dependences::control_dependences): Remove edge_list argument.
14773 (control_dependences::get_edge): Remove.
14774 (control_dependences::get_edge_src): Add.
14775 (control_dependences::get_edge_dest): Likewise.
14776 (control_dependences::m_el): Make a vector of edge src/dest index.
14777 * cfganal.c (control_dependences::find_control_dependence): Adjust.
14778 (control_dependences::control_dependences): Likewise.
14779 (control_dependences::~control_dependence): Likewise.
14780 (control_dependences::get_edge): Remove.
14781 (control_dependences::get_edge_src): Add.
14782 (control_dependences::get_edge_dest): Likewise.
14783 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14785 (perform_tree_ssa_dce): Adjust.
14786 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14788 (pass_loop_distribution::execute): Adjust. Do loop destroying
14789 conditional on changed.
14791 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14794 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14795 return. Reindent transformation comment and mention the ARM state
14798 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14800 PR middle-end/71252
14801 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14802 after build_and_add_sum creates new use stmt.
14804 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14806 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14807 load_lanes/grouped_load classification comes first. Don't check
14808 whether the vectorization factor is a multiple of the group size
14811 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14813 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14814 GROUP_GAP for single-element interleaving.
14815 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14818 2016-05-24 Richard Biener <rguenther@suse.de>
14820 PR middle-end/70434
14822 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14823 bases which are accessed with non-invariant indices.
14824 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14825 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14827 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14829 PR middle-end/71170
14830 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14831 (add_to_ops_vec): Add stmt_to_insert.
14832 (add_repeat_to_ops_vec): Init stmt_to_insert.
14833 (insert_stmt_before_use): New.
14834 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14836 (get_ops): Init stmt_to_insert.
14837 (maybe_optimize_range_tests): Likewise.
14838 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14839 (rewrite_expr_tree_parallel): Likewise.
14840 (reassociate_bb): Likewise.
14842 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14845 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14846 ISA 3.0 xxperm fusion alternative.
14847 (altivec_vperm_v8hiv16qi): Likewise.
14848 (altivec_vperm_<mode>_uns_internal): Likewise.
14849 (vperm_v8hiv4si): Likewise.
14850 (vperm_v16qiv8hi): Likewise.
14852 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14853 Kelvin Nilsen <kelvin@gcc.gnu.org>
14855 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14856 vpermr/xxpermr on ISA 3.0.
14857 (altivec_expand_vec_perm_le): Likewise.
14858 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14859 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14862 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14864 * config/i386/i386.h (IS_STACK_MODE): Enable for
14865 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14866 SSE_FLOAT_MODE_P macros.
14867 * config/i386/i386.c (ix86_preferred_reload_class): Use
14868 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14869 Cleanup regclass processing for CONST_DOUBLE_P.
14870 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14871 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14872 with IS_STACK_MODE macro.
14873 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14875 (*movdf_internal): Use IS_STACK_MODE macro.
14876 (*movsf_internal): Ditto.
14878 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14880 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14881 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14883 2016-05-23 Jeff Law <law@redhat.com>
14885 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14887 (fsm_find_control_statement_thread_paths): Call it.
14889 2016-05-23 Martin Jambor <mjambor@suse.cz>
14892 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14893 from_global_constant if t is not NULL.
14895 2016-05-23 Marek Polacek <polacek@redhat.com>
14898 * common.opt (Wswitch-unreachable): New option.
14899 * doc/invoke.texi: Document -Wswitch-unreachable.
14900 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14903 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14905 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14906 TMR_INDEX is non-NULL.
14908 2016-05-23 Richard Biener <rguenther@suse.de>
14910 PR tree-optimization/71230
14911 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14912 (try_special_add_to_ops): ... here. Always test for single-use.
14914 2016-05-23 Martin Jambor <mjambor@suse.cz>
14916 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14917 default block if a PHI node in the original one would be resized.
14919 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14921 PR tree-optimization/58135
14922 * tree-vect-slp.c: When group size is not multiple
14923 of vector size, allow splitting of store group at
14926 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14928 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14930 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14932 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14933 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14934 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14937 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14938 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14939 v constraint instead of x and vinserti32x4 insn.
14941 * config/i386/sse.md (i128vldq): New mode iterator.
14942 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14943 avx512dq and avx512vl alternatives.
14945 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14946 constraint, use maybe_evex prefix instead of vex.
14947 (vec_dupv4sf): Use v constraint instead of x for output
14948 operand except for noavx alternative, use Yv constraint
14949 instead of x for input. Use maybe_evex prefix instead of vex.
14950 (*vec_dupv4si): Likewise.
14951 (*vec_dupv2di): Likewise.
14953 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14955 PR middle-end/40921
14956 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14957 (linearize_expr_tree): Call try_special_add_to_ops.
14958 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14960 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14962 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14963 to computed stack_usage.
14965 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14968 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14969 operand is subreg (symbol_ref) then move the symbol ref to register.
14971 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14973 * tree.c (array_at_struct_end_p): Look through MEM_REF.
14975 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
14977 PR middle-end/71179
14978 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
14981 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14983 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
14984 ranges by calling get_single_symbol and tidy up. Look more closely
14985 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
14987 2016-05-20 Jeff Law <law@redhat.com>
14989 * bitmap.c (bitmap_find_bit): Remove useless test.
14991 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
14993 * function.c (thread_prologue_and_epilogue_insns): Commit the
14994 insertion of the epilogue.
14996 2016-05-20 Martin Jambor <mjambor@suse.cz>
14998 PR tree-optimization/70884
14999 * tree-sra.c (initialize_constant_pool_replacements): Do not check
15000 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
15001 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
15002 of constant pool data as a reason for scalarization.
15004 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
15006 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
15007 for naked functions.
15008 (thumb1_expand_prologue): Likewise.
15010 2016-05-20 Nathan Sidwell <nathan@acm.org>
15012 * config/nvptx/nptx.c (nvptx_option_override): Only set
15013 flag_toplevel_reorder, if not explicitly specified. Set
15014 flag_no_common, unless explicitly specified.
15016 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15018 * calls.c (can_implement_as_sibling_call_p): Mark param
15019 reg_parm_stack_space with ATTRIBUTE_UNUSED.
15021 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
15023 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
15024 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
15025 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
15027 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
15028 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
15029 and CASE_CONST_ANY.
15031 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
15033 * config/nvptx/nvptx.md (sincossf3): New pattern.
15035 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15037 * calls.c (maybe_complain_about_tail_call): New function.
15038 (initialize_argument_information): Call
15039 maybe_complain_about_tail_call when clearing *may_tailcall.
15040 (can_implement_as_sibling_call_p): Call
15041 maybe_complain_about_tail_call when returning false.
15042 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
15043 ensure try_tail_call is set. Call maybe_complain_about_tail_call
15044 if tail-call optimization fails.
15045 * cfgexpand.c (expand_call_stmt): Initialize
15046 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
15047 * gimple-pretty-print.c (dump_gimple_call): Dump
15048 gimple_call_must_tail_p.
15049 * gimple.c (gimple_build_call_from_tree): Call
15050 gimple_call_set_must_tail with the value of
15051 CALL_EXPR_MUST_TAIL_CALL.
15052 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
15053 (gimple_call_set_must_tail): New function.
15054 (gimple_call_must_tail_p): New function.
15055 * print-tree.c (print_node): Update printing of TREE_STATIC
15056 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
15057 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
15058 trailing comment listing applicable flags.
15059 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
15061 2016-05-20 David Malcolm <dmalcolm@redhat.com>
15063 * calls.c (expand_call): Move "Rest of purposes for tail call
15064 optimizations to fail" to...
15065 (can_implement_as_sibling_call_p): ...this new function, and
15066 split into multiple "if" statements.
15068 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15070 * cfgloop.h (expected_loop_iterations_unbounded,
15071 expected_loop_iterations): Unconstify.
15072 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
15073 profile with known upper bound; return 3 when profile is absent.
15074 (expected_loop_iterations): Update.
15076 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15078 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
15079 and get_max_loop_iterations_int.
15081 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15083 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
15084 realistic upper bounds here.
15086 2016-05-20 Jakub Jelinek <jakub@redhat.com>
15089 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
15090 calls if the LHS is variable length or has addressable type.
15091 If targets[0]->decl is a noreturn call with void return type and
15092 zero arguments, adjust fntype and remove lhs in that case.
15094 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
15096 PR tree-optimization/71079
15097 PR tree-optimization/71206
15098 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
15100 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15102 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
15103 (get_vec_alignment_for_array_decl): Likewise.
15104 (get_vec_alignment_for_record_decl): Likewise.
15105 (increase_alignment::execute): Move code to find alignment to
15106 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
15107 (type_align_map): New hash_map.
15109 2016-05-20 Richard Guenther <rguenther@suse.de>
15111 PR tree-optimization/29756
15112 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
15113 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
15114 * fold-const.c (operand_equal_p): Likewise.
15115 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
15116 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
15117 * tree-inline.c (estimate_operator_cost): Likewise.
15118 * tree-pretty-print.c (dump_generic_node): Likewise.
15119 * tree-ssa-operands.c (get_expr_operands): Likewise.
15120 * cfgexpand.c (expand_debug_expr): Likewise.
15121 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
15122 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
15123 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
15124 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
15125 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
15126 (execute_update_addresses_taken): Do it.
15128 2016-05-20 Richard Biener <rguenther@suse.de>
15130 PR tree-optimization/71185
15131 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
15132 register operations.
15134 2016-05-20 Richard Biener <rguenther@suse.de>
15136 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
15137 gimple_seq_add_seq_without_update.
15138 (release_bb_predicate): Assert we have no operands to free.
15139 (if_convertible_loop_p_1): Calculate post dominators later.
15140 Do not free BB predicates here.
15141 (combine_blocks): Do not recompute BB predicates.
15142 (version_loop_for_if_conversion): Save BB predicates around
15145 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15147 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
15148 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
15149 code. Ignore sibcalls on EDGE_IGNORE edges.
15150 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
15151 on edges for sibcalls that run without prologue. The rest of the
15152 function is combined from...
15153 (fix_fake_fallthrough_edge): ... this, and ...
15154 (try_shrink_wrapping): ... a part of this. Remove the bb_with
15155 function argument, make it a local variable.
15157 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
15159 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
15160 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
15161 for 32-bit mode and SEH for 64-bit.
15162 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
15163 TARGET_64BIT_DEFAULT.
15165 2016-05-19 Ryan Burn <contact@rnburn.com>
15167 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
15168 * gengtype.c (open_base_files): Add cilk.h to ifiles.
15170 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
15172 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
15173 force pending loads from memory.
15175 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
15177 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
15178 (UNSPEC_DARN_32): New unspec constant.
15179 (UNSPEC_DARN_RAW): New unspec constant.
15180 (darn_32): New instruction.
15181 (darn_raw): New instruction.
15182 (darn): New instruction.
15183 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
15184 support and documentation for this macro.
15185 (BU_P9_MISC_1): New macro definition.
15186 (BU_P9_64BIT_MISC_0): New macro definition.
15187 (BU_P9_MISC_0): New macro definition.
15188 (darn_32): New builtin definition.
15189 (darn_raw): New builtin definition.
15190 (darn): New builtin definition.
15191 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
15192 RS6000_BUILTIN_0 directives to surround each occurrence of
15193 #include "rs6000-builtin.def".
15194 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
15195 RS6000_BTM_64BIT flags to the returned mask, depending on
15197 (def_builtin): Correct an error in the assignments made to the
15198 debugging variable attr_string.
15199 (rs6000_expand_builtin): Add support for no-operand built-in
15201 (builtin_function_type): Remove fatal_error assertion that is no
15203 (rs6000_common_init_builtins): Add support for no-operand built-in
15205 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
15207 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
15209 (RS6000_BTM_64BIT): New macro definition.
15210 * doc/extend.texi: Document __builtin_darn (void),
15211 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
15214 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
15216 * tree-vect-loop.c (vect_analyze_loop_2): Use also
15217 max_loop_iterations_int.
15219 2016-05-19 Marek Polacek <polacek@redhat.com>
15221 PR tree-optimization/71031
15222 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
15223 condition and adjust the code a bit.
15225 2016-05-19 Martin Liska <mliska@suse.cz>
15227 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
15228 auto_vec instead of vec.
15230 2016-05-19 Martin Liska <mliska@suse.cz>
15232 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
15234 2016-05-19 Martin Liska <mliska@suse.cz>
15236 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
15238 2016-05-19 Martin Liska <mliska@suse.cz>
15240 * ipa-pure-const.c (set_function_state): Remove an existing
15242 (remove_node_data): Do not free it as it's released
15243 in set_function_state.
15245 2016-05-19 Martin Liska <mliska@suse.cz>
15247 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
15250 2016-05-19 Martin Liska <mliska@suse.cz>
15252 * omp-simd-clone.c (simd_clone_adjust): Release vector.
15254 2016-05-19 Martin Liska <mliska@suse.cz>
15256 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
15257 an auto_vec instead of re-creating it.
15259 2016-05-19 Martin Liska <mliska@suse.cz>
15261 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
15262 auto_vec instead of vec.
15264 2016-05-19 Martin Liska <mliska@suse.cz>
15266 * lto-section-in.c (lto_get_section_data): Call
15267 lto_check_version with additional argument.
15268 * lto-streamer.c (lto_check_version): Add new argument.
15269 * lto-streamer.h (lto_check_version): Likewise.
15271 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15273 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
15274 Don't add cost of inner memory when handling sign-extended loads.
15276 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
15278 PR rtl-optimization/71148
15279 * cse.c (cse_main): Free dominance info.
15280 (rest_of_handle_cse): Don't free dominance info.
15281 (rest_of_handle_cse2): Likewise.
15282 (rest_of_handle_cse_after_global_opts): Likewise.
15284 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15287 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
15288 NULL_TREE early if NEON is not available. Remove now redundant check
15289 in ARM_CHECK_BUILTIN_MODE.
15291 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
15294 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
15295 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
15296 * doc/cpp.texi: Document new macros.
15298 2016-05-19 Bin Cheng <bin.cheng@arm.com>
15300 PR tree-optimization/69848
15301 * tree-vect-loop.c (vectorizable_reduction): Don't factor
15302 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
15304 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15306 * function.c (thread_prologue_and_epilogue_insn): Move the
15307 "goto epilogue_done" one block later.
15309 2016-05-19 Richard Biener <rguenther@suse.de>
15311 PR tree-optimization/70729
15312 * passes.def: Move LIM pass before PRE. Remove no longer
15313 required copyprop and move first DCE out of the loop pipeline.
15315 2016-05-18 David Malcolm <dmalcolm@redhat.com>
15318 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
15319 (OBJS-libcommon-target): ...here.
15320 * opts-common.c: Include spellcheck.h.
15321 (cmdline_handle_error): Build a vec of valid options and use it
15322 to suggest provide hints for misspelled arguments.
15324 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15327 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
15328 lhs if it has TREE_ADDRESSABLE type.
15330 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
15333 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
15334 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
15336 2016-05-18 Martin Jambor <mjambor@suse.cz>
15339 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
15340 input for NOP_EXPR pass-through functions.
15341 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
15342 aggregate global constant VAR_DECLs in constant jump functions.
15344 2016-05-18 Martin Jambor <mjambor@suse.cz>
15347 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
15348 from TREE_READONLY parameters.
15350 2016-05-18 Martin Jambor <mjambor@suse.cz>
15353 * cgraph.h (cgraph_indirect_call_info): New field
15354 guaranteed_unmodified.
15355 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
15356 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15358 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
15359 pass the parameter value to ipa_find_agg_cst_for_param.
15360 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
15361 guaranteed_unmodified, store AA results there instead of bailing out
15363 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
15364 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
15365 (find_constructor_constant_at_offset): New function.
15366 (ipa_find_agg_cst_from_init): Likewise.
15367 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
15368 static initializers of contants, report back through a new paameter
15369 from_global_constant if that was the case.
15370 (try_make_edge_direct_simple_call): Also pass parameter value to
15371 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15373 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
15374 (ipa_read_indirect_edge_info): Likewise.
15375 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
15376 (ipa_load_from_parm_agg): Likewise.
15378 2016-05-18 Jiong Wang <jiong.wang@arm.com>
15380 PR rtl-optimization/71150
15381 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
15384 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15387 * config/rs6000/constraints.md (wE constraint): New constraint
15388 for a vector constant that can be loaded with XXSPLTIB.
15389 (wM constraint): New constraint for a vector constant of a 1's.
15390 (wS constraint): New constraint for a vector constant that can be
15391 loaded with XXSPLTIB and a vector sign extend instruction.
15392 * config/rs6000/predicates.md (xxspltib_constant_split): New
15393 predicates for wE/wS constraints.
15394 (xxspltib_constant_nosplit): Likewise.
15395 (easy_vector_constant): Add support for constants that can be
15396 loaded via XXSPLTIB.
15397 (all_ones_constant): New predicate for vector constant with all
15399 (splat_input_operand): Add support for ISA 3.0 word splat operations.
15400 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
15401 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
15402 instruction and possibly with a sign extension.
15403 (output_vec_const_move): Add support for XXSPLTIB. If we are
15404 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
15405 instead of XXLXOR/XXLORC.
15406 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
15408 (rs6000_legitimize_reload_address): Likewise.
15409 (rs6000_output_move_128bit): Use output_vec_const_move to emit
15411 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
15412 combine VSX_M and VSX_M2 into one iterator.
15413 (VSX_M2): Likewise.
15414 (VSINT_84): New iterators for loading constants with XXSPLTIB.
15415 (VSINT_842): Likewise.
15416 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
15417 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
15418 XXSPLTIB instruction.
15419 (xxspltib_<mode>_nosplit): Likewise.
15420 (xxspltib_<mode>_split): New insn to load up constants with
15421 XXSPLTIB and a sign extend instruction.
15422 (vsx_mov<mode>): Replace single move that handled all vector types
15423 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
15424 moves (when -mvsx-timode is in effect) into the main vector
15425 moves. Eliminate separate moves for <VSr> <VSa>, where the
15426 preferred register class (<VSr>) is listed first, and the
15427 secondary register class (<VSa>) is listed second with a '?' to
15428 discourage use. Prefer loading 0/-1 in any VSX register for ISA
15429 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
15430 that if the register was involved in a slow operation, the
15431 clear/set operation does not wait for the slow operation to
15432 finish. Adjust the length attributes for 32-bit mode. Use
15433 rs6000_output_move_128bit and drop the use of the string
15434 instructions for 32-bit movti when -mvsx-timode is in effect. Use
15435 spacing so that the alternatives and attributes don't generate
15436 long lines, and put things in columns, so that it is easier to
15437 match up the operands and attributes with the insn alternatives.
15438 (vsx_mov<mode>_64bit): Likewise.
15439 (vsx_mov<mode>_32bit): Likewise.
15440 (vsx_movti_64bit): Fold movti into normal vector moves.
15441 (vsx_movti_32bit): Likewise.
15442 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
15443 splat instructions.
15444 (vsx_splat_v4si_internal): Likewise.
15445 (vsx_splat_v4sf_internal): Likewise.
15446 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
15447 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
15448 extend vector elements.
15449 (vsx_sign_extend_hi_<mode>): Likewise.
15450 (vsx_sign_extend_si_v2di): Likewise.
15451 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
15453 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
15454 constraints. Add trailing period to wL documentation.
15456 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
15458 PR middle-end/71020
15459 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
15460 * tree-dfa.c (replace_abnormal_ssa_names): New function.
15461 * tree-call-cdce.c: Include tree-dfa.h.
15462 (can_guard_call_p): New function, extracted from...
15463 (can_use_internal_fn): ...here.
15464 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
15466 (shrink_wrap_one_built_in_call): Likewise.
15467 (use_internal_fn): Likewise.
15468 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
15469 and return void. Call replace_abnormal_ssa_names.
15470 (pass_call_cdce::execute): Check can_guard_call_p during the
15471 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
15472 will always change something.
15474 2016-05-18 Martin Jambor <mjambor@suse.cz>
15477 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
15478 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
15480 2016-05-18 Martin Jambor <mjambor@suse.cz>
15483 * ipa-inline.h (condition): New field size.
15484 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
15485 for comaprison and store it into the new condition.
15486 (evaluate_conditions_for_known_args): Use condition size to check
15487 access sizes for all but CHANGED conditions.
15488 (unmodified_parm_1): New parameter size_p, store access size into it.
15489 (unmodified_parm): Likewise.
15490 (unmodified_parm_or_parm_agg_item): Likewise.
15491 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
15492 (set_cond_stmt_execution_predicate): Extract access sizes and store
15493 them to conditions.
15494 (set_switch_stmt_execution_predicate): Likewise.
15495 (will_be_nonconstant_expr_predicate): Likewise.
15496 (will_be_nonconstant_predicate): Likewise.
15497 (inline_read_section): Stream condition size.
15498 (inline_write_summary): Likewise.
15500 2016-05-18 Richard Biener <rguenther@suse.de>
15502 * tree-ssa-loop-im.c (determine_max_movement): Properly add
15503 condition cost to PHI cost instead of total_cost.
15505 2016-05-18 Martin Liska <mliska@suse.cz>
15508 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
15511 2016-05-18 Richard Biener <rguenther@suse.de>
15513 * lto-streamer.h (LTO_major_version): Bump to 6.
15515 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15517 * function.c (make_split_prologue_seq, make_prologue_seq,
15518 make_epilogue_seq): New functions, factored out from...
15519 (thread_prologue_and_epilogue_insns): Here.
15521 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15523 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15524 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15525 of before. Add a comment.
15527 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15529 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15530 expression pointer, not pointer to the pointer.
15532 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15534 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15535 (avx2_pbroadcast<mode>): Add another alternative with v instead
15536 of x constraints in it, using <pbroadcast_evex_isa> isa.
15537 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15539 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15540 constraint x instead of v in second alternative, add avx512bw
15543 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15544 constraint x instead of v in second alternative, add avx512bw
15547 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15548 constraint x instead of v in second alternative, add avx512bw
15551 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15552 avx512bw alternative.
15554 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15556 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15557 array to 128 chars.
15558 (define_insn "*andnottf3"): Ditto.
15559 (define_insn "*<code><mode>3"/any_logic): Ditto.
15560 (define_insn "*<code>tf3"/any_logic): Ditto.
15561 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15562 operand to block AVX-512VL insn variant emit when it is not enabled.
15564 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15566 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15567 constraint fot SF mode.
15569 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15570 Kirill Yukhin <kirill.yukhin@intel.com>
15572 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15574 (define_insn "rsqrt14<mode>"): Ditto.
15575 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15576 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15577 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15578 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15579 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15581 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15582 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15583 * config/i386/i386.c (ix86_print_operand): Expand check for size
15584 override codes for Intel syntax.
15586 2016-05-18 Richard Biener <rguenther@suse.de>
15588 PR tree-optimization/71168
15589 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15590 initialization earlier.
15592 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15594 * config/aarch64/aarch64-simd.md
15595 (aarch64_reduc_plus_internal<mode>): Rename to...
15596 (reduc_plus_scal): ...This, and remove previous implementation.
15598 2016-05-18 Richard Biener <rguenther@suse.de>
15600 * passes.def: Put late dse and cd_dce in canonical order.
15602 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15604 * ipa-inline-transform.c (preserve_function_body_p): Look for
15605 first non-thunk clone.
15606 (save_function_body): Save into first non-thunk.
15607 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15609 (lto_output_node): Inline thunks don't need body in every
15611 * lto-streamer-in.c: Do not fixup thunk clones.
15612 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15614 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15617 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15619 PR middle-end/63586
15620 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15621 (reassociate_bb): Call transform_add_to_multiply.
15623 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15625 * config/aarch64/aarch64.c (all_extensions): Removed unused
15628 2016-05-17 Nathan Sidwell <nathan@acm.org>
15630 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15631 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15633 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15635 PR tree-optimization/54579
15636 PR middle-end/55299
15637 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15639 2016-05-17 Marek Polacek <polacek@redhat.com>
15642 * tree-inline.c (expand_call_inline): Call
15643 maybe_remove_unused_call_args.
15645 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15647 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15648 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15649 * doc/md.texi (fmin@var{m}3): Likewise.
15651 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15653 * match.pd (X & C): New transformation.
15655 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15657 * match.pd (~X & Y): New transformation.
15659 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15661 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15662 information for new SSA_NAME.
15663 (simplify_conversion_using_ranges): Get range through get_range_info
15664 instead of get_value_range.
15666 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15668 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15669 Remove inline assembly.
15670 (vmvn_s16): Likewise.
15671 (vmvn_s32): Likewise.
15672 (vmvn_u8): Likewise.
15673 (vmvn_u16): Likewise.
15674 (vmvn_u32): Likewise.
15675 (vmvnq_s8): Likewise.
15676 (vmvnq_s16): Likewise.
15677 (vmvnq_s32): Likewise.
15678 (vmvnq_u8): Likewise.
15679 (vmvnq_u16): Likewise.
15680 (vmvnq_u32): Likewise.
15681 (vmvn_p8): Likewise.
15682 (vmvnq_p16): Likewise.
15684 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15686 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15688 (vmul_n_s16): Likewise.
15689 (vmul_n_s32): Likewise.
15690 (vmul_n_u16): Likewise.
15691 (vmul_n_u32): Likewise.
15692 (vmulq_n_f32): Likewise.
15693 (vmulq_n_f64): Likewise.
15694 (vmulq_n_s16): Likewise.
15695 (vmulq_n_s32): Likewise.
15696 (vmulq_n_u16): Likewise.
15697 (vmulq_n_u32): Likewise.
15699 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15701 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
15702 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
15704 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15706 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
15707 to *aarch64_fma4_elt_from_dup<mode>.
15708 (*aarch64_fnma4_elt_to_128df): Rename to
15709 *aarch64_fnma4_elt_from_dup<mode>.
15710 * config/aarch64/arm_neon.h (vfma_n_f64): New.
15711 (vfms_n_f32): Likewise.
15712 (vfms_n_f64): Likewise.
15713 (vfmsq_n_f32): Likewise.
15714 (vfmsq_n_f64): Likewise.
15716 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
15718 * wide-int.h: Change fixed_wide_int_storage from class to struct.
15720 2016-05-17 Richard Biener <rguenther@suse.de>
15722 PR tree-optimization/71132
15723 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
15724 Only add control dependences for blocks in the loop.
15725 (build_rdg): Adjust.
15726 (generate_code_for_partition): Return whether loop should
15727 be destroyed and delay that.
15728 (distribute_loop): Likewise.
15729 (pass_loop_distribution::execute): Record loops to be destroyed
15730 and perform delayed destroying of loops.
15732 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15735 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
15737 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15739 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
15741 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
15744 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
15745 insertion point for instructions generated by validize_mem.
15747 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15749 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
15752 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15754 * config/aarch64/aarch64.c
15755 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
15756 rather than a macro.
15758 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15760 * doc/invoke.texi (AArch64 Options): Various updates.
15762 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15764 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
15765 into instrumentation thunks.
15766 * cif-code.def (CIF_CHKP): New.
15768 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
15770 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
15772 2016-05-16 Martin Jambor <mjambor@suse.cz>
15774 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
15775 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
15777 2016-05-16 Marek Polacek <polacek@redhat.com>
15779 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15782 2016-05-16 Martin Jambor <mjambor@suse.cz>
15785 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15786 the outlined kernel function.
15788 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15790 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15791 (ISA_HAS_DLSA): Ditto.
15793 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15795 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15797 2016-05-16 Nathan Sidwell <nathan@acm.org>
15799 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15800 (nvptx_name_replacement): Restore. Add comment.
15801 (write_fn_proto, write_fn_proto_from_insn,
15802 nvptx_output_call_insn): Restore
15803 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15805 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15807 * config/aarch64/aarch64.md
15808 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15809 (add<mode>3_compareC_imm): Likewise.
15810 (<optab>si3_uxtw): Split into register and immediate variants.
15811 (andsi3_compare0_uxtw): Likewise.
15812 (and<mode>3_compare0): Likewise.
15813 (and<mode>3nr_compare0): Likewise.
15814 (stack_protect_test_<mode>): Don't use %x for memory operands.
15816 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15818 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15820 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15822 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15823 Split integer shifts into shift_reg and bfm.
15824 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15825 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15826 (ror<mode>3_insn): Likewise.
15827 (<optab>si3_insn_uxtw): Likewise.
15828 (<optab><mode>3_insn): Change to rotate_imm.
15829 (extr<mode>5_insn_alt): Likewise.
15830 (extrsi5_insn_uxtw): Likewise.
15831 (extrsi5_insn_uxtw_alt): Likewise.
15833 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15835 * doc/tm.texi: Regenerate.
15836 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15837 (TARGET_INVALID_RETURN_TYPE): Remove.
15838 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15839 TARGET_INVALID_RETURN_TYPE.
15840 * target.def (invalid_parameter_type): Remove.
15841 (invalid_return_type): Remove.
15843 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15845 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15846 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15848 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15850 (preserve_function_body_p): No need to preserve function body
15851 * cif-codes.def (CIF_THUNK): Remove.
15852 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15854 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15856 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15858 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15860 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15863 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15865 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15866 (inline_small_functions): Do not look for function symbol when
15869 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15871 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15874 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15875 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15876 Jiong Wang <jiong.wang@arm.com>
15878 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15879 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15880 Define __ARM_FP16_ARGS when appropriate.
15881 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15883 (arm_invalid_return_type): Likewise.
15884 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15885 (TARGET_INVALID_RETURN_TYPE): Remove.
15886 (aapcs_vfp_sub_candidate): Allow HFmode.
15887 (aapcs_vfp_allocate): Add comment. Support HFmode.
15888 (aapcs_vfp_allocate_return_reg): Likewise.
15889 (struct aapcs_cp_arg_layout): Slightly reword comments for
15890 is_return_candidate and allocate_return_reg.
15891 (output_mov_vfp): Update assert.
15892 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15894 (arm_invalid_parameter_type): Remove.
15895 (amr_invalid_return_type): Remove.
15896 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15897 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15898 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15900 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15902 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15903 * config/aarch64/arch64-protos.h
15904 (aarch64_legitimize_reload_address): Remove.
15905 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15908 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15910 * configure.ac: Add ACX_NONCANONICAL_HOST.
15911 * configure: Regenerate.
15912 * Makefile.in: Set host_noncanonical.
15914 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15917 * config/i386/i386.md (*movtf_internal): Before register allocation,
15918 do not allow FP constants for CM_MEDIUM memory model, allow only
15919 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15920 (*movxf_internal): Ditto.
15921 (*movdf_internal): Ditto.
15922 (*movsf_internal): Ditto.
15924 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15926 PR rtl-optimization/67483
15927 * combine.c (make_compound_operation): Don't call extract_left_shift
15928 with negative shift amounts.
15930 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15933 * fold-const.c (fold_checksum_tree): Allow modification
15934 of TYPE_ALIAS_SET during folding.
15936 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15937 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15938 (ix86_split_to_parts): Likewise. Fix up formatting.
15940 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15942 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15943 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15946 2016-05-13 Nathan Sidwell <nathan@acm.org>
15948 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15949 (nvptx_name_replacement): Delete.
15950 (write_fn_proto, write_fn_proto_from_insn,
15951 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15952 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15953 * langhooks.c (add_builtin_funcction_common): Call
15954 targetm.mangle_decl_assembler_name.
15956 * config/nvptx/nvptx.c (write_fn_proto): Handle
15957 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15959 2016-05-13 Martin Liska <mliska@suse.cz>
15961 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15962 and PRIu64 in printf format.
15964 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15966 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15969 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15971 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15972 Change --param max-completely-peeled-times to
15973 --param max-completely-peel-times in dump file printing.
15975 2016-05-13 Richard Biener <rguenther@suse.de>
15977 PR tree-optimization/42587
15978 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
15979 (find_bswap_or_nop_1): Likewise.
15980 (bswap_replace): Likewise.
15982 2016-05-13 Martin Liska <mliska@suse.cz>
15984 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
15985 Initialize a variable with default value.
15987 2016-05-13 Martin Liska <mliska@suse.cz>
15989 * doc/invoke.texi: Enhance explanation of error recovery
15992 2016-05-13 Martin Liska <mliska@suse.cz>
15994 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
15995 (struct cost_pair): Change inv_expr_id (int) to inv_expr
15996 (iv_inv_expr_ent *).
15997 (struct iv_inv_expr_ent): Comment struct fields.
15998 (sort_iv_inv_expr_ent): New function.
15999 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
16000 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
16001 a hash_map between iv_inv_expr_ent and number of usages.
16002 (niter_for_exit): Fix coding style.
16003 (tree_ssa_iv_optimize_init): Use renamed variable.
16004 (determine_base_object): Fix coding style.
16005 (alloc_iv): Likewise.
16006 (find_interesting_uses_outside): Likewise.
16007 (add_candidate_1): Likewise.
16008 (add_standard_iv_candidates): Likewise.
16009 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
16010 (prepare_decl_rtl): Fix coding style.
16011 (get_address_cost): Likewise.
16012 (get_shiftadd_cost): Likewise.
16013 (force_expr_to_var_cost): Likewise.
16014 (compare_aff_trees): Likewise.
16015 (get_expr_id): Restructure the function.
16016 (get_loop_invariant_expr_id): Renamed to
16017 get_loop_invariant_expr.
16018 (get_computation_cost_at): Replace usage of inv_expr_id with
16020 (get_computation_cost): Likewise.
16021 (determine_group_iv_cost_generic): Likewise.
16022 (determine_group_iv_cost_address): Likewise.
16023 (iv_period): Fix coding style.
16024 (iv_elimination_compare_lt): Likewise.
16025 (may_eliminate_iv): Likewise.
16026 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
16028 (determine_group_iv_costs): Dump invariant expressions.
16029 (iv_ca_recount_cost): Use the newly added hash_map.
16030 (iv_ca_set_remove_invariants): Fix coding style.
16031 (iv_ca_set_add_invariants): Fix coding style.
16032 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
16034 (iv_ca_set_cp): Likewise.
16035 (iv_ca_new): Initialize the newly added hash_map and remove
16036 initialization of fields.
16037 (iv_ca_free): Delete the hash_map.
16038 (iv_ca_dump): Dump invariant expressions.
16039 (iv_ca_extend): Fix coding style.
16040 (try_add_cand_for): Likewise.
16041 (create_new_ivs): Dump information about # of avg iterations and
16042 # of used invariant expressions.
16043 (rewrite_use_compare): Fix coding style.
16044 (free_loop_data): Set default value for max_inv_expr_id.
16046 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
16048 * cse.c (rest_of_handle_cse): Use cleanup_cfg
16049 returned value cse_cfg_altered computation.
16050 (rest_of_handle_cse2): Likewise.
16051 (rest_of_handle_cse_after_global_opts): Likewise.
16053 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16056 * config/arm/arm.c (arm32_output_mi_thunk): New.
16057 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
16058 to split Thumb1 vs TARGET_32BIT functionality.
16059 (arm_thumb1_mi_thunk): New.
16061 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16063 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
16066 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16069 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
16071 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
16073 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
16074 (expand_builtin_trap): Emit a regular call.
16075 (set_builtin_user_assembler_name): Remove obsolete cases.
16076 * dse.c (scan_insn): Adjust.
16077 * except.c: Include calls.h.
16078 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
16079 emit a regular call to setjmp.
16080 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
16081 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
16082 (emit_block_move_via_libcall): Delete.
16083 (block_move_fn): Delete.
16084 (init_block_move_fn): Likewise.
16085 (emit_block_move_libcall_fn): Likewise.
16086 (emit_block_op_via_libcall): New function.
16087 (set_storage_via_libcall): Tidy up and use memset builtin.
16088 (block_clear_fn): Delete.
16089 (init_block_clear_fn): Likewise.
16090 (clear_storage_libcall_fn): Likewise.
16091 (expand_assignment): Call emit_block_move_via_libcall.
16092 Do not include gt-expr.h.
16093 * expr.h (emit_block_op_via_libcall): Declare.
16094 (emit_block_copy_via_libcall): New inline function.
16095 (emit_block_move_via_libcall): Likewise.
16096 (emit_block_comp_via_libcall): Likewise.
16097 (block_clear_fn): Delete.
16098 (init_block_move_fn): Likewise.
16099 (init_block_clear_fn): Likewise.
16100 (emit_block_move_via_libcall): Likewise.
16101 (set_storage_via_libcall): Add default parameter value.
16102 * libfuncs.h (enum libfunc_index): Remove obsolete values.
16103 (abort_libfunc): Delete.
16104 (memcpy_libfunc): Likewise.
16105 (memmove_libfunc): Likewise.
16106 (memcmp_libfunc): Likewise.
16107 (memset_libfunc): Likewise.
16108 (setbits_libfunc): Likewise.
16109 (setjmp_libfunc): Likewise.
16110 (longjmp_libfunc): Likewise.
16111 (profile_function_entry_libfunc): Likewise.
16112 (profile_function_exit_libfunc): Likewise.
16113 (gcov_flush_libfunc): Likewise.
16114 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
16115 and DECL_VISIBILITY on the declaration.
16116 (init_optabs): Do not initialize obsolete libfuncs.
16117 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
16118 * tree-core.h (ECF_RET1): Define.
16119 (ECF_TM_PURE): Adjust.
16120 (ECF_TM_BUILTIN): Likewise.
16121 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
16122 (build_common_builtin_nodes): Initialize abort builtin.
16123 Add ECF_RET1 on memcpy, memmove and memset builtins.
16124 Pass final flags for alloca and alloca_with_align builtins.
16125 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
16127 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
16128 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
16129 set_storage_via_libcall and call emit_block_copy_via_libcall.
16131 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
16133 * config/i386/i386.md (*call_got_x32): Change operand 0 to
16134 DImode before it is passed to ix86_output_call_operand.
16135 (*call_value_got_x32): Ditto for operand 1.
16137 2016-05-12 Jiong Wang <jiong.wang@arm.com>
16139 PR rtl-optimization/70904
16140 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
16141 reload for wide mode.
16143 2016-05-12 Marek Polacek <polacek@redhat.com>
16146 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
16147 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
16148 * langhooks.h (incomplete_type_error): Likewise.
16149 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
16150 parameter, pass it down to incomplete_type_error.
16151 * tree.h (size_in_bytes): New inline overload.
16152 (size_in_bytes_loc): Renamed from size_in_bytes.
16154 2016-05-12 Richard Biener <rguenther@suse.de>
16156 PR tree-optimization/71059
16157 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
16158 nary before looking up or entering the expression into the VN
16160 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
16161 Make sure to re-use NARYs without result as inserted by
16164 2016-05-12 Richard Biener <rguenther@suse.de>
16166 PR tree-optimization/71062
16167 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16169 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16170 vars_contains_restrict if the var is a restrict tag.
16171 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
16172 do not disambiguate pointers against it.
16173 (dump_points_to_solution): Re-structure and adjust for new
16174 vars_contains_restrict flag.
16175 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
16177 2016-05-12 Martin Liska <mliska@suse.cz>
16179 * doc/invoke.texi: Explain connection between
16180 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
16182 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
16184 PR tree-optimization/71006
16185 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
16186 consider COND_EXPR as a mask producer.
16188 2016-05-12 Marek Polacek <polacek@redhat.com>
16191 * opts.c (common_handle_option): Detect missing argument for --help^.
16193 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16196 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
16197 when popping the PC and within an interrupt handler routine.
16198 Add missing tab to output of "ldmfd".
16199 (output_return_instruction): Output LDMFD with SP update rather
16200 than POP when returning from interrupt handler.
16202 2016-05-12 Jakub Jelinek <jakub@redhat.com>
16204 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
16205 TARGET_64BIT && TARGET_AVX512DQ.
16206 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
16207 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
16208 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
16209 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
16210 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
16211 (*vec_extractv4si_zext): Add avx512dq alternative.
16212 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
16213 use v instead of x constraint in other alternatives where possible.
16215 * config/i386/sse.md (sse2_loadld): Use v instead of x
16216 constraint in alternatives 0,1,4.
16218 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
16219 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
16220 v constraints instead of x and <pinsr_evex_isa> isa attribute.
16223 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
16224 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
16225 is not emitted unless TARGET_AVX512BW.
16226 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
16227 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
16228 for the result operand.
16230 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
16231 constraint instead of x in avx alternatives. Use maybe_evex instead
16234 * config/i386/constraints.md (Yv): New constraint.
16235 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
16236 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
16237 * config/i386/i386.md (avx512fvecmode): New mode attr.
16238 (*pushtf): Use v constraint instead of x.
16239 (*movtf_internal): Likewise. For TARGET_AVX512VL and
16240 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
16241 (*absneg<mode>2): Use Yv constraint instead of x constraint.
16242 (*absnegtf2_sse): Likewise.
16243 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
16244 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
16245 avx512f alternatives.
16246 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
16248 2016-05-12 Richard Biener <rguenther@suse.de>
16250 PR tree-optimization/71060
16251 * tree-data-ref.c (initialize_data_dependence_relation): Do not
16252 require exact match of DR_BASE_OBJECT but only matching address and
16255 2016-05-12 Richard Biener <rguenther@suse.de>
16257 PR tree-optimization/70986
16258 * cfganal.c: Include cfgloop.h.
16259 (dfs_find_deadend): Prefer to take edges exiting loops.
16261 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16263 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
16264 compile and run time.
16266 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
16269 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
16271 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
16273 * config/i386/i386.c (legitimize_pic_address): Use
16274 copy_to_suggested_reg instead of gen_movsi.
16276 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16278 * config/rs6000/predicates.md (quad_memory_operand): Move most of
16279 the code into quad_address_p and call it to share code with
16280 vsx_quad_dform_memory_operand.
16281 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
16283 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
16284 bit instead of being a separate word. Split -mpower9-dform into
16285 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16286 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
16287 for the register class supporting 128-bit quad word memory offsets.
16288 (mode_supports_vsx_dform_quad): Helper function to return if the
16289 register class uses quad word memory offsets.
16290 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
16291 (rs6000_debug_reg_global): Always print if we are using LRA or not.
16292 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
16293 instructions are enabled, set up the appropriate addr_masks for
16295 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
16296 -mpower9-dform-scalar, instead of -mpower9-dform.
16297 (rs6000_option_override_internal): Split -mpower9-dform into two
16298 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
16299 -mpower9-dform switch sets or clears both. If we are not using
16300 the LRA register allocator, do not enable -mpower9-dform-vector by
16301 default. If we are using LRA, enable -mpower9-dform-vector and
16302 -mvsx-timode if it is appropriate. Issue a warning if either
16303 -mpower9-dform-vector or -mvsx-timode are explicitly used without
16305 (quad_address_offset_p): New helper function to return if the
16306 offset is legal for quad word memory instructions.
16307 (quad_address_p): New function to determin if GPR or vector
16308 register quad word memory addresses are legal.
16309 (mem_operand_gpr): Validate quad word address offsets.
16310 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
16311 d-form (register + offset) instructions.
16312 (offsettable_ok_by_alignment): Likewise.
16313 (rs6000_legitimate_offset_address_p): Likewise.
16314 (legitimate_lo_sum_address_p): Likewise.
16315 (rs6000_legitimize_address): Likewise.
16316 (rs6000_legitimize_reload_address): Add more debug statements for
16318 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
16319 d-form instructions.
16320 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
16321 d-form instructions. Distinguish different cases in debug
16322 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
16323 d-form instructions.
16324 (rs6000_preferred_reload_class): Likewise.
16325 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
16326 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
16327 of the ISA 2.06 indexed memory instructions.
16328 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
16329 use them to save/restore the saved vector registers instead of
16330 using Altivec instructions.
16331 (rs6000_emit_epilogue): Likewise.
16332 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
16333 (rs6000_opt_masks): Split -mpower9-dform into
16334 -mpower9-dform-scalar and -mpower9-dform-vector.
16335 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
16337 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
16338 ISA 3.0 vector indexed memory instructions, and fold the code into
16339 the normal mov<mode> patterns.
16340 (p9_vecstore_<mode>): Likewise.
16341 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
16343 (vsx_movti_64bit): Likewise.
16344 (vsx_movti_32bit): Likewise.
16345 * config/rs6000/constraints.md (wO constraint): New constraint for
16346 ISA 3.0 vector d-form support.
16347 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
16348 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
16349 include -mpower9-dform-vector until we switch over to LRA.
16350 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
16351 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16352 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
16353 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16354 for -mpower9-dform and -mlra.
16355 * doc/md.texi (wO constraint): Document wO constraint.
16357 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
16359 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
16360 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
16361 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
16362 Move handling of non-insn arguments inline into the sole user:
16363 (output_trans_func): ...here.
16364 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
16365 in emitted function prototype.
16366 (output_internal_insn_latency_func): Ditto. Simplify.
16367 (output_internal_maximal_insn_latency_func): Ditto. Delete
16368 always-unused argument.
16369 (output_insn_latency_func): Ditto.
16370 (output_maximal_insn_latency_func): Ditto.
16372 2016-05-11 Richard Biener <rguenther@suse.de>
16374 PR tree-optimization/71055
16375 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
16376 sth with precision not equal to access size verify we don't chop
16379 2016-05-11 Richard Biener <rguenther@suse.de>
16382 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
16383 (dwarf2out_finish): Move retry_incomplete_types call ...
16384 (dwarf2out_early_finish): ... here.
16386 2016-05-11 Richard Biener <rguenther@suse.de>
16388 PR middle-end/71002
16389 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
16390 if the langhook insists on it.
16391 * fold-const.c (make_bit_field_ref): Add arg for the original
16392 reference and preserve its alias-set.
16393 (decode_field_reference): Take exp by reference and adjust it
16394 to the original memory reference.
16395 (optimize_bit_field_compare): Adjust callers.
16396 (fold_truth_andor_1): Likewise.
16397 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
16399 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
16401 PR middle-end/70807
16402 * cfgrtl.h (delete_insn_and_edges): Now return bool.
16403 * cfgrtl.c (delete_insn_and_edges): Likewise.
16404 * config/i386/i386.c (convert_scalars_to_vector): Remove
16406 * cse.c (cse_insn): Compute cse_cfg_altered.
16407 (delete_trivially_dead_insns): Likewise.
16408 (cse_cc_succs): Likewise.
16409 (rest_of_handle_cse): Free dominance info if required.
16410 (rest_of_handle_cse2): Likewise.
16411 (rest_of_handle_cse_after_global_opts): Likewise.
16413 2016-05-11 Alan Modra <amodra@gmail.com>
16415 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
16416 abi_v4_pass_in_fpr): New functions.
16417 (rs6000_function_arg_boundary): Exclude complex IBM long double
16418 from 64-bit alignment when ABI_V4.
16419 (rs6000_function_arg, rs6000_function_arg_advance_1,
16420 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
16422 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
16424 PR rtl-optimization/71028
16425 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
16426 jump with just a return in the fallthrough block if the branch
16427 block contains just a return as well.
16429 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
16431 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
16432 * match.pd ((X & Y) ^ Y): ... this.
16433 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
16434 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
16436 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16438 * read-md.c (require_char_ws): New function.
16439 (read_string): Simplify using require_char_ws.
16440 (handle_constants): Likewise.
16441 (handle_enum): Likewise.
16442 (handle_file): Likewise.
16443 * read-md.h (require_char_ws): New declaration.
16444 * read-rtl.c (read_conditions): Simplify using require_char_ws.
16445 (read_mapping): Likewise.
16446 (read_rtx_code): Likewise.
16447 (read_nested_rtx): Likewise.
16449 2016-05-10 James Norris <jnorris@codesourcery.com>
16451 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
16452 if offloading is enabled and -fopenacc or -fopenmp is specified.
16453 (CRTOFFLOADEND): Likewise.
16454 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
16455 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
16457 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
16459 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
16460 gotoff_operand code paths. Use copy_to_suggested_regs and
16461 expand_simple_binop where appropriate. Cleanup.
16463 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16466 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
16468 (dimode_scalar_chain::vector_const_cost): New.
16469 (dimode_scalar_chain::compute_convert_gain): Handle constants.
16470 (dimode_scalar_chain::convert_op): Likewise.
16471 (dimode_scalar_chain::convert_insn): Likewise.
16473 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16475 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
16476 unary operation, not a binary one.
16478 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16480 PR middle-end/70877
16481 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
16482 calls with type casted fndecl.
16484 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16486 PR tree-optimization/70786
16487 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
16488 * calls.c (initialize_argument_information): Bind bounds
16489 with corresponding args passed by reference.
16491 2016-05-10 Jakub Jelinek <jakub@redhat.com>
16494 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
16495 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
16496 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
16499 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16502 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
16503 code for a zero scale factor.
16504 (vsx_xvcvdpuxds_scale): Likewise.
16506 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16508 * diagnostic-show-locus.c (layout::layout): Call show_ruler
16509 if show_ruler_p was set on the context.
16510 (layout::show_ruler): New method.
16511 * diagnostic.h (struct diagnostic_context): Add field
16514 2016-05-10 Richard Biener <rguenther@suse.de>
16516 PR tree-optimization/71039
16517 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16518 (chk_uses): New function.
16519 (propagate_with_phi): Verify we can safely replicate the lhs of an
16520 aggregate assignment on all incoming edges.
16522 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16524 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16526 (rx_atomic_sequence): New class.
16527 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16528 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16530 (rx_atomic_sequence::rx_atomic_sequence,
16531 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16532 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16533 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16534 CTRLREG_INTB): New constants.
16535 (FETCHOP): New code iterator.
16536 (fethcop_name, fetchop_name2): New iterator code attributes.
16537 (QIHI): New mode iterator.
16538 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16539 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16540 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16542 2016-05-10 Martin Liska <mliska@suse.cz>
16544 * tree-inline.c (remap_dependence_clique): Do not remap
16545 debugging statements.
16547 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16549 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16550 ("*fixuns_truncdfdi2_z13")
16551 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16552 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16553 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16555 2016-05-10 Richard Biener <rguenther@suse.de>
16557 PR tree-optimization/70497
16558 PR tree-optimization/28367
16559 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16561 (visit_reference_op_load): ... here.
16562 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16563 with simplified BIT_FIELD_REFs.
16564 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16565 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16568 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16570 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16571 documentation comment. For BLOCK nodes, add a
16572 DW_AT_abstract_origin attribute that points to the DIE generated
16573 for the origin BLOCK.
16574 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16575 blocks from inlined functions.
16577 2016-05-10 Alan Modra <amodra@gmail.com>
16580 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16581 regrename modifying insns saving lr before __morestack call.
16582 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16583 insns restoring lr after __morestack call.
16585 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16587 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16588 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16590 * config/i386/sse.md (vec_interleave_high<mode>,
16591 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16592 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16594 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16596 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16597 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16598 parallel reassociation for power8 and forward.
16600 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16602 * config/i386/i386.md (absneg splitters with general regs): Use
16603 general_reg_operand predicate.
16604 (btsq peephole2): Use x86_64_immediate_operand to check if new
16605 value is suitable for immediate operand. Generate emitted insn
16606 using RTL expressions.
16607 (btcq peephole2): Ditto.
16608 (btrq peephole2): Ditto. Generate correct immediate operand
16611 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16613 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16616 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16618 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16619 pointer dereference.
16621 2016-05-09 Richard Biener <rguenther@suse.de>
16623 PR tree-optimization/70985
16624 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16625 op0 isn't a gimple register.
16627 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16629 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16630 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16631 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16632 (i6400_fpu_mult): New cpu units.
16633 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16634 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16635 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16636 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16637 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16638 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16639 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16640 (i6400_msa_long_float4, i6400_msa_long_float5)
16641 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16642 (i6400_msa_fdiv_sf): New reservations.
16643 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16644 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16645 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16646 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16647 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16648 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16649 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16650 (msa_short_store4, msa_long_load, msa_short_store)
16651 (msa_long_logic, msa_long_float2, msa_long_float4)
16652 (msa_long_float5, msa_long_float8, msa_long_mult)
16653 (msa_long_fdiv, msa_long_div): New reservations.
16655 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16656 Sameera Deshpande <sameera.deshpande@imgtec.com>
16657 Matthew Fortune <matthew.fortune@imgtec.com>
16658 Graham Stott <graham.stott@imgtec.com>
16659 Chao-ying Fu <chao-ying.fu@imgtec.com>
16661 * config.gcc: Add MSA header file for mips*-*-* target.
16662 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16663 (Ubv8i, Urv8): New constraints.
16664 * config/mips/mips-ftypes.def: Add function types for MSA
16666 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16667 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16668 * config/mips/mips-msa.md: New file.
16669 * config/mips/mips-protos.h
16670 (mips_split_128bit_const_insns): New prototype.
16671 (mips_msa_idiv_insns): Likewise.
16672 (mips_split_128bit_move): Likewise.
16673 (mips_split_128bit_move_p): Likewise.
16674 (mips_split_msa_copy_d): Likewise.
16675 (mips_split_msa_insert_d): Likewise.
16676 (mips_split_msa_fill_d): Likewise.
16677 (mips_expand_msa_branch): Likewise.
16678 (mips_const_vector_same_val_p): Likewise.
16679 (mips_const_vector_same_bytes_p): Likewise.
16680 (mips_const_vector_same_int_p): Likewise.
16681 (mips_const_vector_shuffle_set_p): Likewise.
16682 (mips_const_vector_bitimm_set_p): Likewise.
16683 (mips_const_vector_bitimm_clr_p): Likewise.
16684 (mips_msa_vec_parallel_const_half): Likewise.
16685 (mips_msa_output_division): Likewise.
16686 (mips_ldst_scaled_shift): Likewise.
16687 (mips_expand_vec_cond_expr): Likewise.
16688 * config/mips/mips.c (enum mips_builtin_type): Add
16689 MIPS_BUILTIN_MSA_TEST_BRANCH.
16690 (mips_gen_const_int_vector_shuffle): New prototype.
16691 (mips_const_vector_bitimm_set_p): New function.
16692 (mips_const_vector_bitimm_clr_p): Likewise.
16693 (mips_const_vector_same_val_p): Likewise.
16694 (mips_const_vector_same_bytes_p): Likewise.
16695 (mips_const_vector_same_int_p): Likewise.
16696 (mips_const_vector_shuffle_set_p): Likewise.
16697 (mips_symbol_insns): Forbid loading symbols via immediate for
16699 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
16701 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
16703 (mips_lx_address_p): Add support load indexed address for MSA.
16704 (mips_address_insns): Add calculation of instructions needed for
16705 stores and loads for MSA.
16706 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
16707 CONST_VECTOR for MSA and let it fall through.
16708 (mips_ldst_scaled_shift): New function.
16709 (mips_subword_at_byte): Likewise.
16710 (mips_msa_idiv_insns): Likewise.
16711 (mips_legitimize_move): Validate MSA moves.
16712 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
16713 calculation of costs for MSA division.
16714 (mips_split_move_p): Check if MSA moves need splitting.
16715 (mips_split_move): Split MSA moves if necessary.
16716 (mips_split_128bit_move_p): New function.
16717 (mips_split_128bit_move): Likewise.
16718 (mips_split_msa_copy_d): Likewise.
16719 (mips_split_msa_insert_d): Likewise.
16720 (mips_split_msa_fill_d): Likewise.
16721 (mips_output_move): Handle MSA moves.
16722 (mips_expand_msa_branch): New function.
16723 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
16724 Reinstate 'y' modifier.
16725 (mips_file_start): Add MSA .gnu_attribute.
16726 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
16728 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
16729 (mips_class_max_nregs): Add register size for MSA supported mode.
16730 (mips_cannot_change_mode_class): Allow conversion between MSA
16731 vector modes and TImode.
16732 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
16734 (mips_secondary_reload_class): Force MSA loads/stores via memory.
16735 (mips_preferred_simd_mode): Add preffered modes for MSA.
16736 (mips_vector_mode_supported_p): Add MSA supported modes.
16737 (mips_autovectorize_vector_sizes): New function.
16738 (mips_msa_output_division): Likewise.
16739 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
16740 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
16741 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
16742 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
16743 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
16744 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
16745 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
16746 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
16747 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
16748 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
16749 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
16750 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
16751 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
16752 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
16753 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
16754 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
16755 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
16756 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
16757 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
16758 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
16759 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
16760 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
16761 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
16762 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
16763 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
16764 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
16765 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
16766 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
16767 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
16768 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
16769 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
16770 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
16771 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
16772 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
16773 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
16774 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
16775 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
16776 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
16777 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
16778 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16779 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16780 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16781 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16782 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16783 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16784 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16785 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16786 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16787 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16788 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16789 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16790 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16791 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16792 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16793 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16794 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16795 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16796 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16797 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16798 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16799 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16800 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16801 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16802 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16803 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16804 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16805 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16806 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16807 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16808 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16809 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16810 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16811 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16812 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16813 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16814 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16815 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16816 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16817 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16818 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16819 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16820 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16821 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16822 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16823 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16824 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16825 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16826 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16827 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16828 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16829 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16830 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16831 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16832 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16833 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16834 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16835 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16836 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16837 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16838 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16839 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16840 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16841 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16842 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16843 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16844 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16845 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16846 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16847 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16848 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16849 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16850 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16851 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16852 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16853 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16854 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16855 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16856 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16857 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16858 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16859 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16860 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16861 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16862 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16863 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16864 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16865 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16866 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16867 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16868 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16869 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16870 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16871 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16872 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16873 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16874 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16875 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16876 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16877 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16878 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16879 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16880 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16881 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16882 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16883 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16884 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16885 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16886 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16887 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16888 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16889 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16891 (mips_get_builtin_decl_index): New array.
16892 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16893 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16894 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16895 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16896 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16898 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16900 (mips_expand_builtin_insn): Prepare operands for
16901 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16902 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16903 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16904 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16905 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16906 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16907 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16908 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16909 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16910 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16911 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16912 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16913 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16914 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16915 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16916 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16917 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16918 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16919 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16920 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16921 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16922 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16923 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16924 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16925 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16926 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16927 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16928 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16929 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16930 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16931 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16932 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16933 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16934 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16935 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16936 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16937 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16938 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16939 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16940 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16941 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16942 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16943 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16944 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16945 These are set implicitly and an error is reported if overridden.
16946 (mips_expand_builtin_msa_test_branch): New function.
16947 (mips_expand_msa_shuffle): Likewise.
16948 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16949 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16950 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16951 (mips_expand_vec_unpack): Add support for MSA.
16952 (mips_expand_vector_init): Likewise.
16953 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16954 instead of const0_rtx.
16955 (mips_msa_vec_parallel_const_half): New function.
16956 (mips_gen_const_int_vector): Likewise.
16957 (mips_gen_const_int_vector_shuffle): Likewise.
16958 (mips_expand_msa_cmp): Likewise.
16959 (mips_expand_vec_cond_expr): Likewise.
16960 * config/mips/mips.h
16961 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16962 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16964 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16965 (ISA_HAS_MSA): New macro.
16966 (UNITS_PER_MSA_REG): Likewise.
16967 (BITS_PER_MSA_REG): Likewise.
16968 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16969 (MSA_REG_FIRST): New macro.
16970 (MSA_REG_LAST): Likewise.
16971 (MSA_REG_NUM): Likewise.
16972 (MSA_REG_P): Likewise.
16973 (MSA_REG_RTX_P): Likewise.
16974 (MSA_SUPPORTED_MODE_P): Likewise.
16975 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
16976 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
16977 * config/mips/mips.md: Include mips-msa.md.
16978 (alu_type): Add simd_add.
16979 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
16980 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
16981 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
16982 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
16983 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
16984 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
16985 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
16986 simd_move, simd_load, simd_store. Choose "multi" for moves
16988 (qword_mode): New attribute.
16989 (insn_count): Add instruction count for quad moves.
16990 Increase the count for MIPS SIMD division.
16991 (UNITMODE): Add UNITMODEs for vector types.
16992 (addsub): New code iterator.
16993 * config/mips/mips.opt (mmsa): New option.
16994 * config/mips/msa.h: New file.
16995 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
16997 * config/mips/mti-linux.h: Likewise.
16998 * config/mips/predicates.md
16999 (const_msa_branch_operand): New constraint.
17000 (const_uimm3_operand): Likewise.
17001 (const_uimm4_operand): Likewise.
17002 (const_uimm5_operand): Likewise.
17003 (const_uimm8_operand): Likewise.
17004 (const_imm5_operand): Likewise.
17005 (aq10b_operand): Likewise.
17006 (aq10h_operand): Likewise.
17007 (aq10w_operand): Likewise.
17008 (aq10d_operand): Likewise.
17009 (const_m1_operand): Likewise.
17010 (reg_or_m1_operand): Likewise.
17011 (const_exp_2_operand): Likewise.
17012 (const_exp_4_operand): Likewise.
17013 (const_exp_8_operand): Likewise.
17014 (const_exp_16_operand): Likewise.
17015 (const_vector_same_val_operand): Likewise.
17016 (const_vector_same_simm5_operand): Likewise.
17017 (const_vector_same_uimm5_operand): Likewise.
17018 (const_vector_same_uimm6_operand): Likewise.
17019 (const_vector_same_uimm8_operand): Likewise.
17020 (par_const_vector_shf_set_operand): Likewise.
17021 (reg_or_vector_same_val_operand): Likewise.
17022 (reg_or_vector_same_simm5_operand): Likewise.
17023 (reg_or_vector_same_uimm6_operand): Likewise.
17024 * doc/extend.texi (MIPS SIMD Architecture Functions): New
17026 * doc/invoke.texi (-mmsa): Document new option.
17028 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17030 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
17031 * configure: Regenerate.
17032 * config.in: Regenerate.
17033 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
17034 on -fvtable-verify.
17035 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
17036 (ENDFILE_VTV_SPEC): Define.
17038 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
17040 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
17041 registers in all interrupt handlers if necessary.
17042 (rl78_option_override): Add warning.
17043 (MUST_SAVE_MDUC_REGISTERS): New macro.
17044 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
17045 * config/rl78/rl78.c (check_mduc_usage): New function.
17046 (mduc_regs): New structure to hold MDUC register data.
17047 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
17048 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
17049 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
17050 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
17051 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
17052 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
17054 2016-05-09 Bin Cheng <bin.cheng@arm.com>
17056 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
17057 (tree-ssa-loop-niter.h): Ditto.
17058 (idx_within_array_bound, ref_within_array_bound): New functions.
17059 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
17060 Factor out check on writable base object to ...
17061 (base_object_writable): ... here.
17063 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17065 * config/arm/arm.md (probe_stack): Add modes to set source
17068 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
17070 * regrename.c (base_reg_class_for_rename): New static function.
17071 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
17073 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
17075 * cgraph.c (thunk_adjust): Export.
17076 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
17077 * cgraphunit.c (thunk_adjust): Export.
17078 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
17080 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
17082 * tree-inline.c (expand_call_inline): Expand thunks inline.
17084 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
17087 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
17088 (*sse2_vd_cvtss2sd): Ditto.
17089 * config/i386/i386.md
17090 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
17091 Generate *sse2_vd_cvtsd2ss pattern.
17092 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
17093 Generate *sse2_vd_cvtss2sd pattern.
17095 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17097 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
17098 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
17101 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17103 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
17104 * config/sh/sh.c: Define and declare variables on first use throughout
17106 (current_function_interrupt): Change to bool type.
17107 (frame_insn): Rename to emit_frame_insn and update users.
17108 (push_regs): Use bool for 'interrupt_handler' argument.
17109 (save_schedule_s): Remove.
17110 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
17111 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
17112 targetm.asm_out.unaligned_op.di.
17113 (gen_far_branch): Remove redundant forward declaration.
17114 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
17115 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
17116 (sh_set_return_address, sh_function_ok_for_sibcall,
17117 scavenge_reg): Update comments.
17118 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
17119 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
17120 (sh_attr_renesas_p): Remove unnecessary parentheses.
17121 (branch_dest): Simplify.
17122 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
17123 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
17124 (CUMULATIVE_ARGS): Change macro to typedef.
17125 (current_function_interrupt): Change to bool type.
17126 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
17127 Surround with __cplusplus ifdef.
17128 (sh_compare_op0, sh_compare_op1): Remove.
17129 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
17131 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
17133 * config/arm/arm.md: (arch): Add neon.
17134 (arch_enabled): Return yes for arch neon when TARGET_NEON.
17135 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
17136 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
17137 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
17138 attributes for alt renumbering. Mark alt 3 as non-predicable.
17139 (thumb2_movdf_vfp): Likewise.
17141 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
17143 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
17144 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
17145 (*andqi_1): Add preferred_for_speed attribute to disparage
17146 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
17147 (*<code>qi_1): Ditto.
17148 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
17149 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
17150 (*ashlqi3_1): Ditto.
17151 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
17152 Add preferred_for_size attribute to disparage alternative 0 and
17153 preferred_for_speed attribute to disparage alternative 1 for
17154 TARGET_PARTIAL_REG_STALL targets.
17156 2016-05-07 Tom de Vries <tom@codesourcery.com>
17158 PR tree-optimization/70956
17159 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
17162 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
17164 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
17165 * config/sh/sh.c (sh_cbranch_distance): Implement it.
17166 * config/sh/sh.md (branch_zero): Remove define_attr.
17167 (define_delay): Disable delay slot if branch distance is one insn.
17169 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17171 * config/i386/i386.md (LEAMODE): New mode attribute.
17172 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
17173 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
17174 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
17175 operand 2 predicate.
17176 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
17177 (*lea<mode>_general_3): Ditto.
17178 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
17180 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17182 * genmddump.c (main): Convert argv from char ** to const char **.
17184 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17186 * coretypes.h (OVERRIDE): New macro.
17187 (FINAL): New macro.
17189 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
17191 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
17192 allow coalescing if the types are compatible.
17194 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17196 * pass_manager.h (pass_manager::register_pass_name): New method.
17197 (pass_manager::get_pass_by_name): New method.
17198 (pass_manager::create_pass_tab): New method.
17199 (pass_manager::m_name_to_pass_map): New field.
17200 * passes.c (name_to_pass_map): Delete global in favor of field
17201 "m_name_to_pass_map" of pass_manager.
17202 (register_pass_name): Rename from a function to...
17203 (pass_manager::register_pass_name): ...this method, updating
17204 for renaming of global "name_to_pass_map" to field
17205 "m_name_to_pass_map".
17206 (create_pass_tab): Rename from a function to...
17207 (pass_manager::create_pass_tab): ...this method, updating
17208 for renaming of global "name_to_pass_map" to field.
17209 (get_pass_by_name): Rename from a function to...
17210 (pass_manager::get_pass_by_name): ...this method.
17211 (enable_disable_pass): Convert use of get_pass_by_name to
17212 a method call, locating the pass_manager singleton.
17214 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17216 * genattr-common.c (main): Convert argv from char ** to const char **.
17217 * genattr.c (main): Likewise.
17218 * genattrtab.c (main): Likewise.
17219 * genautomata.c (initiate_automaton_gen): Likewise.
17221 * gencodes.c (main): Likewise.
17222 * genconditions.c (main): Likewise.
17223 * genconfig.c (main): Likewise.
17224 * genconstants.c (main): Likewise.
17225 * genemit.c (main): Likewise.
17226 * genenums.c (main): Likewise.
17227 * genextract.c (main): Likewise.
17228 * genflags.c (main): Likewise.
17229 * genmddeps.c (main): Likewise.
17230 * genopinit.c (main): Likewise.
17231 * genoutput.c (main): Likewise.
17232 * genpeep.c (main): Likewise.
17233 * genpreds.c (main): Likewise.
17234 * genrecog.c (main): Likewise.
17235 * gensupport.c (init_rtx_reader_args_cb): Likewise.
17236 (init_rtx_reader_args): Likewise.
17237 * gensupport.h (init_rtx_reader_args_cb): Likewise.
17238 (init_rtx_reader_args): Likewise.
17239 * gentarget-def.c (main): Likewise.
17240 * read-md.c (read_md_files): Likewise.
17241 * read-md.h (read_md_files): Likewise.
17243 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17245 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
17246 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
17247 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
17248 Remove unused predicate.
17249 (register_and_not_fp_reg_operand): Ditto.
17251 2016-05-06 Martin Liska <mliska@suse.cz>
17253 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
17254 instead of vec as the vector is local to the function.
17256 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17258 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
17259 avx512bw alternative.
17261 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
17262 before the ashr<mode>3 pattern.
17264 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
17265 v instead of x in vex or maybe_vex alternatives, use
17266 maybe_evex instead of vex in prefix.
17268 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
17269 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
17270 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
17271 in vex or maybe_vex alternatives, use maybe_evex instead of vex
17274 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
17275 v instead of x in vex or maybe_vex alternatives, use
17276 maybe_evex instead of vex in prefix.
17278 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
17279 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
17280 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
17281 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
17282 alternatives, use maybe_evex instead of vex in prefix.
17284 * config/i386/sse.md (vec_interleave_lowv4sf,
17285 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
17286 v instead of x in vex or maybe_vex alternatives, use
17287 maybe_evex instead of vex in prefix.
17289 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
17290 v instead of x in vex or maybe_vex alternatives, use
17291 maybe_evex instead of vex in prefix.
17293 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
17294 v constraint instead of x.
17296 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
17298 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
17299 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
17302 2016-05-06 Richard Biener <rguenther@suse.de>
17304 PR tree-optimization/70948
17305 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
17306 Properly clobber all fields of va_list for __builtin_va_start.
17308 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17311 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
17312 loop latch destination.
17314 2016-05-06 Martin Liska <mliska@suse.cz>
17316 * tree-ssa-uninit.c: Apply manual changes
17317 to the GNU coding style.
17318 (prune_uninit_phi_opnds): Rename from
17319 prune_uninit_phi_opnds_in_unrealizable_paths.
17321 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17323 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
17324 mspace): Remove deprecated options.
17325 * doc/invoke.texi (SH options): Remove -mspace.
17327 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17329 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
17331 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17333 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
17334 corresponding combine split pattern.
17336 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17339 * config/sh/predicates.md (long_displacement_mem_operand): New.
17340 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
17341 Add movi20, movi20s alternatives. Adjust length attribute for
17343 (movsi_ie): Allow for any FPU. Adjust length attribute for
17345 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
17346 attribute for alternatives.
17347 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
17348 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
17349 length attribute for alternatives.
17351 2016-05-06 Richard Biener <rguenther@suse.de>
17353 PR tree-optimization/70960
17354 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
17356 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17359 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
17360 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
17362 2016-05-06 Marek Polacek <polacek@redhat.com>
17365 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
17367 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17370 * config/sh/sh.md (*rotcr): Add another variant.
17372 2016-05-06 Richard Biener <rguenther@suse.de>
17374 PR middle-end/70931
17375 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
17377 2016-05-06 Richard Biener <rguenther@suse.de>
17379 PR middle-end/70941
17380 * fold-const.c (split_tree): Always convert to the original type
17383 2016-05-06 Richard Biener <rguenther@suse.de>
17385 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
17386 (fwprop_addr): Likewise.
17388 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17391 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
17393 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
17394 * config/i386/i386.md (push mem splitter): Use find_constant_src in
17395 the splitter condition.
17396 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
17397 the splitter condition.
17398 (FP float_extend load splitter): Ditto.
17400 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
17402 * config/i386/i386.md (peehole2 patterns): Change true_regnum
17403 to REGNO in all peephole2 patterns.
17404 (post-reload splitters): Change true_regnum to REGNO in
17405 post-reload splitters.
17406 (zero_extend splitters): Use general_reg_operand and
17407 nonimmediate_gr_operand predicates.
17409 2016-05-05 Jakub Jelinek <jakub@redhat.com>
17411 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
17412 v constraint instead of x.
17414 2016-05-05 Alan Modra <amodra@gmail.com>
17417 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
17418 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
17419 TARGET_NO_FP_IN_TOC for -mrelocatable.
17420 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
17421 TARGET_RELOCATABLE test.
17422 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17423 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17424 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17425 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17426 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17427 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17428 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17429 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17430 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17431 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17433 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
17434 (rs6000_stack_info): Likewise.
17435 (rs6000_elf_asm_out_constructor): Likewise.
17436 (rs6000_elf_asm_out_destructor): Likewise.
17437 (rs6000_elf_declare_function_name): Likewise.
17438 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
17439 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
17442 2016-05-05 Alan Modra <amodra@gmail.com>
17444 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
17446 2016-05-05 Alan Modra <amodra@gmail.com>
17448 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
17449 out-of-line gpr restore for one or two regs if that would add
17452 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
17455 * config/i386/i386.md
17456 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
17457 Change to post-epilogue_completed late splitter. Use sse_reg_operand
17458 as operand 0 predicate.
17459 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
17461 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
17462 Ditto. Emit the pattern using RTX.
17464 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
17465 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
17466 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
17467 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
17469 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
17470 sse_reg_operand as operand 0 predicate.
17472 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
17473 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
17474 instead of gen_rtx_REG.
17475 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
17478 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17480 * function.c (emit_use_return_register_into_block): Delete.
17481 (gen_return_pattern): Delete.
17482 (emit_return_into_block): Delete.
17483 (active_insn_between): Delete.
17484 (convert_jumps_to_returns): Delete.
17485 (emit_return_for_exit): Delete.
17486 (thread_prologue_and_epilogue_insns): Delete all code dealing with
17487 simple_return for shrink-wrapped blocks.
17488 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
17489 end of blocks that need one.
17490 (get_unconverted_simple_return): Delete.
17491 (convert_to_simple_return): Delete.
17492 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
17493 (convert_to_simple_return): Ditto.
17495 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17497 * cfgcleanup.c (bb_is_just_return): New function.
17498 (try_optimize_cfg): Simplify jumps to return, branches to return,
17499 and branches around return.
17501 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17503 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
17504 branch to a return.
17506 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17510 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
17511 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
17512 assert flags & OEP_HASH_CHECK, instead of asserting it
17513 never happens. Handle TARGET_EXPR.
17514 * fold-const.c (operand_equal_p): For hash verification,
17515 or in OEP_HASH_CHECK into flags.
17517 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17519 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17521 (compute_samebase_partition_bases): Fix typo.
17523 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17525 * config/i386/sse.md (vec_interleave_highv8sf,
17526 vec_interleave_lowv8sf, vec_interleave_highv4df,
17527 vec_interleave_lowv4df): Remove constraints from expanders.
17529 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17531 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17533 * tree-inline.c (expand_call_inline): Fix path dealing with
17534 making lhs of call statement undefined.
17536 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17538 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17539 Check availability on NODE, too.
17540 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17541 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17542 (varpool_node::call_for_symbol_and_aliase): Likewise.
17543 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17544 (propagate_pure_const): Propagate across interposable functions, too.
17545 (skip_function_for_local_pure_const): Do not skip interposable bodies
17547 (pass_local_pure_const::execute): Update.
17549 2016-05-04 Marek Polacek <polacek@redhat.com>
17551 * doc/invoke.texi: Document -Wdangling-else.
17553 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17555 * config.gcc: Error out when conflicting multilib is detected. Do not
17556 loop over multilibs since no combination is legal.
17558 2016-05-04 Alan Modra <amodra@gmail.com>
17560 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17561 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17562 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17565 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17567 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17568 Clean up p5600 comments.
17570 2016-05-04 Richard Biener <rguenther@suse.de>
17572 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17573 constructor simplifications.
17574 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17576 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17578 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17579 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17580 result.set_rtx is null instead of aborting.
17581 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17583 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17584 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17585 *mov<mode>_store_postinc): New patterns.
17587 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17589 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17590 as commutative. Check both conversions are NOP.
17591 ((A & B) OP (C & B)): Remove.
17593 2016-05-04 Alan Modra <amodra@gmail.com>
17595 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17597 2016-05-04 Alan Modra <amodra@gmail.com>
17600 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17601 when cr2,3,4 are all fixed regs.
17603 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17605 PR rtl-optimization/57193
17606 * opts.c (default_options_table): Revert OPT_frename_registers change.
17607 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17609 2016-05-03 Martin Sebor <msebor@redhat.com>
17612 * builtins.c (fold_builtin_FILE): New function.
17613 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17614 (fold_builtin_0): Call them.
17615 * gimplify.c (gimplify_call_expr): Remove the handling of
17616 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17619 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17620 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17624 * doc/extend.texi (Function Names as Strings): Update __func__,
17625 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17628 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17629 Richard Biener <rguenther@suse.de>
17631 PR tree-optimization/70916
17632 * tree-if-conv.c: Include cfganal.h.
17633 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17634 and remove_fake_exit_edges around the optimization pass.
17636 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17638 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17639 (cgraph_edge::make_direct): Likewise.
17640 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17641 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17642 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17643 (CIF_THUNK): New code.
17644 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17645 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17646 (compute_inline_parameters): Set inline_failed for thunks.
17647 (inline_analyze_function): Cleanup.
17648 * ipa-inline.c (can_inline_edge_p): Do not deal with
17649 call_stmt_cannot_inline_p.
17650 (can_early_inline_edge_p): Likewise.
17651 (early_inliner): Initialize inline_failed.
17652 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17654 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17656 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17657 from nonimm_ssenomem_operand.
17658 (nonimm_ssenomem_operand): New predicate.
17659 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17660 as operand 0 predicate.
17661 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17662 Disable unsupported alternatives using "enabled" attribute.
17663 Use register_ssemem_operand as operand 0 predicate.
17664 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17666 2016-05-03 Marek Polacek <polacek@redhat.com>
17669 * input.c (expansion_point_location): New function.
17670 * input.h (expansion_point_location): Declare.
17672 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17674 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17675 occurence with frame_offset_ ones.
17677 2016-05-03 Alan Modra <amodra@gmail.com>
17679 PR rtl-optimization/70890
17680 * ira.c (combine_and_move_insns): When moving def_insn, remove
17681 equivs on use_insn.
17683 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17685 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17686 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17687 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17688 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
17690 2016-05-03 Alan Modra <amodra@gmail.com>
17692 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
17693 for SAVE_MULTIPLE/STORE_MULTIPLE.
17695 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17697 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
17698 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
17700 2016-05-03 Richard Biener <rguenther@suse.de>
17702 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
17704 (gimplify_arg): Likewise.
17705 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
17706 re-writing the result to a decl if required.
17707 (internal_get_tmp_var): Add allow_ssa parameter
17708 and override into_ssa with it.
17709 (get_formal_tmp_var): Adjust.
17710 (get_initialized_tmp_var): Add allow_ssa parameter.
17711 (gimplify_arg): Add allow_ssa parameter and avoid generating
17712 SSA names for the result false.
17713 (gimplify_call_expr): If the call may return twice do not
17714 gimplify parameters into SSA.
17715 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
17716 (gimplify_modify_expr): Adjust assert. For noreturn calls
17717 with a SSA name LHS adjust its def.
17718 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
17719 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
17720 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
17721 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
17722 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
17723 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
17724 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
17725 (optimize_target_teams): Do not allow SSA names for clause operands.
17726 (gimplify_expr): Likewise for where we mark the result addressable.
17727 * passes.def (pass_init_datastructures): Remove.
17728 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
17729 (rewrite_stmt): Likewise.
17730 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
17731 (replace_locals_op): Replace SSA names.
17732 (copy_gimple_seq_and_replace_locals): Init src_cfun.
17733 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
17734 * cgraph.c (release_function_body): Free CFG annotations only
17735 when we have a CFG. Simplify.
17736 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
17737 force_gimple_operand instead of get_initialized_tmp_var.
17738 * tree-pass.h (make_pass_init_datastructures): Remove.
17739 * tree-ssa.c (execute_init_datastructures): Remove.
17740 (pass_data_init_datastructures): Likewise.
17741 (class pass_init_datastructures): Likewise.
17742 (make_pass_init_datastructures): Likewise.
17743 * omp-low.c (create_omp_child_function): Init SSA data structures.
17744 (grid_expand_target_grid_body): Likewise.
17745 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
17746 name before adding it to names_to_release.
17747 (remove_bb): Always release SSA defs.
17748 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
17749 before dereferencing it.
17750 * cgraphunit.c (init_lowered_empty_function): Always
17751 int SSA data structures.
17752 * tree-ssanames.c (release_defs): Remove assert that we are in
17754 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
17756 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17757 Uros Bizjak <ubizjak@gmail.com>
17759 PR rtl-optimization/70467
17760 * config/i386/predicates.md (x86_64_hilo_int_operand,
17761 x86_64_hilo_general_operand): New predicates.
17762 * config/i386/constraints.md (Wd): New constraint.
17763 * config/i386/i386.md (mode attr di): Use Wd instead of e.
17764 (general_hilo_operand): New mode attr.
17765 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
17766 instead of <general_operand>.
17767 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
17768 x86_64_hilo_general_operand instead of <general_operand>.
17770 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17772 PR tree-optimization/70916
17773 * tree-if-conv.c (constant_or_ssa_name): Removed.
17774 (fold_build_cond_expr): Use is_gimple_val instead of
17775 constant_or_ssa_name.
17777 PR tree-optimization/70916
17778 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17779 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17782 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17783 (optimize_atomic_bit_test_and): New function.
17784 (pass_fold_builtins::execute): Use it.
17785 * optabs.def (atomic_bit_test_and_set_optab,
17786 atomic_bit_test_and_complement_optab,
17787 atomic_bit_test_and_reset_optab): New optabs.
17788 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17789 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17790 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17791 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17792 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17793 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17794 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17795 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17796 atomic_bit_test_and_complement@var{mode},
17797 atomic_bit_test_and_reset@var{mode}): Document.
17798 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17799 atomic_bit_test_and_complement<mode>,
17800 atomic_bit_test_and_reset<mode>): New expanders.
17801 (atomic_bit_test_and_set<mode>_1,
17802 atomic_bit_test_and_complement<mode>_1,
17803 atomic_bit_test_and_reset<mode>_1): New insns.
17805 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17807 PR rtl-optimization/70687
17808 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17809 instead of unsigned HOST_WIDE_INT.
17811 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17813 PR rtl-optimization/44281
17814 * hard-reg-set.h (struct target_hard_regs): New field
17815 x_fixed_nonglobal_reg_set.
17816 (fixed_nonglobal_reg_set): New macro.
17817 * reginfo.c (init_reg_sets_1): Initialize it.
17818 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17820 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17822 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17824 PR tree-optimization/56541
17825 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17826 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17827 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17828 (any_complicated_phi): new static variable.
17829 (aggressive_if_conv): delete.
17830 (if_convertible_phi_p): support phis with more than two arguments.
17831 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17832 critical pred edges.
17833 (ifcvt_split_critical_edges): support phis with more than two
17834 arguments by checking new parameter. only split critical edges
17836 (tree_if_conversion): handle simd pragma marked loop using new
17837 local variable aggressive_if_conv. check any_complicated_phi.
17839 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17841 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17844 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17846 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17849 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17851 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17852 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17853 define_insn_and_split.
17854 (mulsi3_i): New define_insn_and_split.
17855 (mulsi3_call): Convert to define_insn.
17856 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17857 Remove constraints.
17859 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17861 * machmode.h (mode_complex): Add support to give the complex mode
17863 (GET_MODE_COMPLEX_MODE): Likewise.
17864 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17865 stored by build_complex_type and gfc_build_complex_type instead of
17866 trying to figure out the appropriate mode based on the size. Raise
17867 an assertion error, if the type was not set.
17868 * genmodes.c (struct mode_data): Add field for the complex type of
17870 (blank_mode): Likewise.
17871 (make_complex_modes): Remember the complex mode created in the
17873 (emit_mode_complex): Write out the mode_complex array to map a
17874 type mode to the complex version.
17875 (emit_insn_modes_c): Likewise.
17876 * tree.c (build_complex_type): Set the complex type to use before
17877 calling layout_type.
17878 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17879 support for __float128 complex datatypes.
17880 (rs6000_hard_regno_mode_ok): Likewise.
17881 (rs6000_setup_reg_addr_masks): Likewise.
17882 (rs6000_complex_function_value): Likewise.
17883 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17884 __float128 and __ibm128 complex.
17885 (FLOAT128_IBM_P): Likewise.
17886 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17887 * doc/extend.texi (Additional Floating Types): Document that
17888 -mfloat128 must be used to enable __float128. Document complex
17889 __float128 and __ibm128 support.
17891 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17894 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17895 char/short arguments promoted to int because of promote_prototypes.
17897 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17899 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17900 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17901 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17902 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17903 alternatives using "enabled" attribute. Use register_ssemem_operand
17904 as operand 1 predicate.
17905 (*cmpi<unord>xf_i387): Split XFmode pattern from
17906 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17907 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17908 *absneg<mode>2_i387. Disable unsupported alternatives using
17909 "enabled" attribute.
17910 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17912 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17914 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17916 (oacc_loop_process): Check mask for loop termination.
17918 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17920 * cif-code.def (CIF_THUNK): Add.
17921 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17924 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17926 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17927 (dump_inline_summary): Dump it.
17928 (fp_expression_p): New predicate.
17929 (estimate_function_body_sizes): Use it.
17930 (inline_merge_summary): Merge fp_expressions.
17931 (inline_read_section): Read fp_expressions.
17932 (inline_write_summary): Write fp_expressions.
17933 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17934 codegen boundary if either caller or callee is !fp_expressions.
17935 * ipa-inline.h (inline_summary): Add fp_expressions.
17936 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17937 to fp_expressions be sure the fp generation flags are updated.
17939 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17941 PR rtl-optimization/70467
17942 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17944 PR rtl-optimization/70467
17945 * ipa-pure-const.c (check_call): Handle internal calls even in
17946 ipa mode like in local mode.
17948 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17950 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17952 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17954 * match.pd (X u< X, X u> X): New transformations.
17956 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17958 * flag-types.h (enum warn_strict_overflow_code): Move ...
17959 * coretypes.h: ... here.
17960 * fold-const.h (fold_overflow_warning): Declare.
17961 * fold-const.c (fold_overflow_warning): Make non-static.
17962 (fold_comparison): Move the transformation of X +- C1 CMP C2
17963 into X CMP C2 -+ C1 ...
17964 * match.pd: ... here.
17965 * gimple-fold.c (fold_stmt_1): Protect with
17966 fold_defer_overflow_warnings.
17968 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17970 * omp-low.c (struct oacc_loop): Add 'inner' field.
17971 (new_oacc_loop_raw): Initialize it to zero.
17972 (oacc_loop_fixed_partitions): Initialize it.
17973 (oacc_loop_auto_partitions): Partition outermost loop to outermost
17974 available partitioning.
17976 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17978 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
17980 (umulsidi3): Likewise.
17981 (indirect_jump): Fix jump instruction assembly patterns.
17983 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
17986 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
17987 (nvptx_function_value): Assert non-NULL cfun.
17989 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
17991 PR rtl-optimization/70886
17992 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
17994 * cselib.h (rtx_equal_for_cselib_1): Declare.
17995 (rtx_equal_for_cselib_p: New inline function.
17996 * cselib.c (rtx_equal_for_cselib_p): Delete.
17997 (rtx_equal_for_cselib_1): Make public.
17999 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
18001 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
18002 (register_mixssei387nonimm_operand): Remove predicate.
18003 * config/i386/i386.md (*fop_<mode>_comm): Merge from
18004 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
18005 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
18006 for TARGET_MIX_SSE_I387 alternatives.
18007 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
18008 Disable unsupported alternatives using "enabled" attribute. Use
18009 nonimm_ssenomem_operand as operand 1 predicate. Also check
18010 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
18012 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18014 * tree.c (cst_and_fits_in_hwi): Simplify.
18016 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18018 * tree.h (wi::to_wide): New function.
18019 * expr.c (expand_expr_real_1): Use wi::to_wide.
18020 * fold-const.c (int_const_binop_1): Likewise.
18021 (extract_muldiv_1): Likewise.
18023 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18025 * wide-int.h: Update offset_int and widest_int documentation.
18026 (WI_SIGNED_SHIFT_RESULT): New macro.
18027 (wi::binary_shift): Define signed_shift_result_type for
18028 shifts on offset_int- and widest_int-like types.
18029 (generic_wide_int): Support <<= and >>= if << and >> are supported.
18030 * tree.h (int_bit_position): Use shift operators instead of wi::
18032 * alias.c (adjust_offset_for_component_ref): Likewise.
18033 * expr.c (get_inner_reference): Likewise.
18034 * fold-const.c (fold_comparison): Likewise.
18035 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
18036 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
18037 * tree-dfa.c (get_ref_base_and_extent): Likewise.
18038 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
18039 (stmt_kills_ref_p): Likewise.
18040 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
18041 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
18042 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18043 (ao_ref_init_from_vn_reference): Likewise.
18045 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
18047 * wide-int.h: Update offset_int and widest_int documentation.
18048 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
18049 (wi::binary_traits): Allow ordered comparisons between offset_int and
18050 offset_int, between widest_int and widest_int, and between either
18051 of these types and basic C types.
18052 (operator <, <=, >, >=): Define for the same combinations.
18053 * tree.h (tree_int_cst_lt): Use comparison operators instead
18054 of wi:: comparisons.
18055 (tree_int_cst_le): Likewise.
18056 * gimple-fold.c (fold_array_ctor_reference): Likewise.
18057 (fold_nonarray_ctor_reference): Likewise.
18058 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
18059 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
18060 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
18061 * tree-sra.c (completely_scalarize): Likewise.
18062 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
18063 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
18064 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
18065 (check_for_binary_op_overflow): Likewise.
18066 (search_for_addr_array): Likewise.
18067 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
18069 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18071 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
18072 (arc_save_restore): Likewise.
18073 (arc_dwarf_register_span): Likewise.
18074 (arc_output_pic_addr_const): Initialize suffix variable.
18076 2016-05-02 Martin Liska <mliska@suse.cz>
18078 * symbol-summary.h (function_summary::function_summary):
18079 Remove checking assert for all cgraph nodes.
18080 (function_summary::get): Check summary_uid.
18081 (symtab_insertion): Check summary_uid.
18083 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18085 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
18086 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
18087 bmaskn instruction.
18088 (arc_dwarf_register_span): Remove enum keyword.
18089 (compact_memory_operand_p): New function.
18090 * config/arc/arc.h (reg_class): Add code density register classes.
18091 (REG_CLASS_NAMES): Likewise.
18092 (REG_CLASS_CONTENTS): Likewise.
18093 * config/arc/arc.md (*movqi_insn): Add code density instructions.
18094 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
18095 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
18096 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
18097 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
18099 (h, Rcd, Rsd, Rzd): New register constraints.
18100 (T): Use compact_memory_operand_p function.
18101 * config/arc/predicates.md (compact_load_memory_operand): Remove.
18103 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18105 * config/sh/sh.md (*negnegt, *movtt): Remove.
18107 2016-05-02 Marek Polacek <polacek@redhat.com>
18108 Tom de Vries <tom@codesourcery.com>
18110 PR tree-optimization/70700
18111 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
18112 bigger than FIRST_REF_NODE.
18114 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18117 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
18119 (prepare_cbranch_operands): Don't use scratch register. Assume that
18120 function is used when pseudos can be created.
18121 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
18122 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
18123 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
18124 define_expand. Allow it only when pseudos can be created.
18125 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
18127 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
18129 * config/i386/constraints.md (BC): Only allow -1 operands.
18130 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
18131 Add "enabled" attribute. Update XI mode attribute calculation.
18132 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
18133 (*movoi_internal_avx): Update XI mode attribute calculation.
18134 (*movti_internal): Ditto.
18136 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18138 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
18139 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
18141 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
18143 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
18144 statement on instruction code. Remove trailing spaces.
18145 (altivec_expand_stv_builtin): Likewise.
18147 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18149 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
18150 (TARGET_FPU_DOUBLE): Simplify.
18151 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
18152 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
18153 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
18154 with 'TARGET_FPU_DOUBLE'.
18155 * config/sh/sh.md: Likewise.
18157 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
18159 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
18160 SH_DIV_STR_FOR_SIZE): Remove.
18161 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
18162 SH_DIV_STR_FOR_SIZE): Remove.
18164 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18166 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
18167 logical_reg_operand): Delete.
18168 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
18169 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
18170 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
18171 match_operand and match_test.
18172 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
18173 variables on their first use. Return bool values.
18174 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
18175 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
18176 arith_reg_operand for input operand. Remove empty constraints.
18178 (*xorsi3_compact): Rename to xorsi3.
18179 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
18180 (*zero_extend<mode>si2_disp_mem): Update comment.
18183 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18185 * config/sh/t-sh: Remove SH5 support.
18186 * config.gcc: Likewise.
18187 * configure: Likewise.
18189 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18191 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
18193 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18195 * config/sh/sh.c (register_sh_passes, sh_option_override,
18196 sh_print_operand, prepare_move_operands,
18197 sh_can_follow_jump): Remove TARGET_SH1 checks.
18198 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
18199 PROMOTE_MODE): Likewise.
18200 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
18203 2016-04-30 Alan Modra <amodra@gmail.com>
18205 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
18206 restoring when fixed_reg_p, but allow out-of-line or stmw save.
18207 Check for user regs later to avoid unnecessary looping over regs.
18208 Merge user reg check with non-saved reg check. Don't force
18209 inline VR restore when static chain used.
18210 (rs6000_frame_related): Omit eh_frame info for user regs when
18212 (fixed_regs_p): Delete.
18214 2016-04-30 Alan Modra <amodra@gmail.com>
18216 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
18217 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
18220 2016-04-30 Alan Modra <amodra@gmail.com>
18223 * config/rs6000/rs6000.c (fixed_reg_p): New function.
18224 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
18227 2016-04-30 Alan Modra <amodra@gmail.com>
18229 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18230 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
18231 flag_pic test for Darwin.
18233 2016-04-30 Alan Modra <amodra@gmail.com>
18235 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
18236 throw_calls_crossed.
18237 (REG_FREQ_CALLS_CROSSED): Delete.
18238 (REG_N_THROWING_CALLS_CROSSED): Delete.
18239 * regstat.c (regstat_bb_compute_ri): Don't calculate
18240 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
18241 (dump_reg_info): Don't print call cross frequency.
18242 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
18243 and REG_N_THROWING_CALLS_CROSSED.
18245 2016-04-30 Alan Modra <amodra@gmail.com>
18247 * regs.h (struct reg_info_t): Delete live_length.
18248 (REG_LIVE_LENGTH): Delete macro.
18249 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
18250 local_live, local_processed and local_live_last_luid params.
18251 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
18253 (regstat_compute_ri): Adjust for above. Don't set
18255 (dump_reg_info): Don't print live length.
18256 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
18257 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
18258 Localize loop_depth var.
18260 2016-04-30 Alan Modra <amodra@gmail.com>
18262 * ira.c (enum valid_equiv): New.
18263 (validate_equiv_mem): Return enum.
18264 (update_equiv_mem): Create replacement in more cases.
18265 (add_store_equivs): Update validate_equiv_mem call.
18267 2016-04-30 Alan Modra <amodra@gmail.com>
18269 * ira.c (combine_and_move_insns): Rather than scanning insns,
18270 use DF infrastucture to find use and def insns.
18272 2016-04-30 Alan Modra <amodra@gmail.com>
18274 ira.c (combine_and_move_insns): Move invariant conditions..
18275 (ira.c): ..to here. Call combine_and_move_insns before
18276 add_store_equivs. Call grow_reg_equivs later. Allocate
18277 req_equiv later using max_reg_num() rather than global max_regno.
18278 (contains_replace_regs): Delete.
18279 (add_store_equivs): Remove contains_replace_regs test.
18281 2016-04-30 Alan Modra <amodra@gmail.com>
18283 * ira.c (struct equiv_mem_data): New.
18284 (equiv_mem, equiv_mem_modified): Delete static vars.
18285 (validate_equiv_mem_from_store): Use "data" param to communicate..
18286 (validate_equiv_mem): ..from here.
18288 2016-04-30 Alan Modra <amodra@gmail.com>
18290 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
18292 (update_reg_equivs): ..here. Move allocation and freeing of
18293 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
18294 end_alias_analysis to..
18297 2016-04-30 Alan Modra <amodra@gmail.com>
18299 * ira.c (pdx_subregs): Delete.
18300 (struct equivalence): Add pdx_subregs field.
18301 (set_paradoxical_subreg): Remove pdx_subregs param. Update
18302 pdx_subregs access.
18303 (update_equiv_regs): Don't create or free pdx_subregs. Update
18304 pdx_subregs access.
18306 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18308 * config/rs6000/altivec.h: Change definitions of vec_xl and
18310 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
18311 (LD_ELEMREV_V2DI): New.
18312 (LD_ELEMREV_V4SF): New.
18313 (LD_ELEMREV_V4SI): New.
18314 (LD_ELEMREV_V8HI): New.
18315 (LD_ELEMREV_V16QI): New.
18316 (ST_ELEMREV_V2DF): New.
18317 (ST_ELEMREV_V2DI): New.
18318 (ST_ELEMREV_V4SF): New.
18319 (ST_ELEMREV_V4SI): New.
18320 (ST_ELEMREV_V8HI): New.
18321 (ST_ELEMREV_V16QI): New.
18324 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18325 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
18326 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
18327 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
18328 (altivec_expand_builtin): Add handling for
18329 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
18330 (rs6000_invalid_builtin): Add error-checking for
18331 RS6000_BTM_P9_VECTOR.
18332 (altivec_init_builtins): Define builtins used to implement vec_xl
18334 (rs6000_builtin_mask_names): Define power9-vector.
18335 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
18336 (RS6000_BTM_P9_VECTOR): Define.
18337 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
18338 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
18339 (vsx_ld_elemrev_v2df): Likewise.
18340 (vsx_ld_elemrev_v4sf): Likewise.
18341 (vsx_ld_elemrev_v4si): Likewise.
18342 (vsx_ld_elemrev_v8hi): Likewise.
18343 (vsx_ld_elemrev_v16qi): Likewise.
18344 (vsx_st_elemrev_v2df): Likewise.
18345 (vsx_st_elemrev_v2di): Likewise.
18346 (vsx_st_elemrev_v4sf): Likewise.
18347 (vsx_st_elemrev_v4si): Likewise.
18348 (vsx_st_elemrev_v8hi): Likewise.
18349 (vsx_st_elemrev_v16qi): Likewise.
18350 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
18353 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
18355 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
18357 (simplify_control_stmt_condition_1): ... here. Recurse into
18358 BIT_AND_EXPRs and BIT_IOR_EXPRs.
18360 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
18363 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
18364 (zero_extendqi<mode>2_dot): Revert earlier conversion from
18365 define_insn_and_split to define_insn.
18366 (zero_extendqi<mode>2_dot2): Same.
18367 (extendqi<mode>2_dot): Same.
18368 (extendqi<mode>2_dot2): Same.
18370 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18372 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
18373 (probe_stack): New expander.
18374 (probe_stack_<mode>): New insn pattern.
18376 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18378 * config/i386/i386.md
18379 (operations with memory inputs setting flags peephole2):
18380 Remove uneeded REG_P checks. Cleanup pattern generation.
18382 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
18384 * tree-vect-loop.c (vect_transform_loop): Fix
18385 nb_iterations_upper_bound computation for vectorized loop.
18387 2016-04-29 Marek Polacek <polacek@redhat.com>
18388 Jakub Jelinek <jakub@redhat.com>
18391 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
18392 TARGET_EXPR_SLOT as a base.
18394 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
18396 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
18397 with 'rCm2' constraints to limit possible immediate size.
18398 (*load_zeroextendqisi_update): Likewise.
18399 (*load_signextendqisi_update): Likewise.
18400 (*loadhi_update): Likewise.
18401 (*load_zeroextendhisi_update): Likewise.
18402 (*load_signextendhisi_update): Likewise.
18403 (*loadsi_update): Likewise.
18404 (*loadsf_update): Likewise.
18406 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18408 * config/i386/predicates.md (constm1_operand): Fix comparison.
18410 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18412 * testsuite/gcc.target/arc/ieee_eq.c: New test.
18414 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
18416 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
18417 remaining SH5 related settings.
18418 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
18419 shmedia_prepare_call_address): Delete.
18420 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
18421 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
18422 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
18423 UNSUPPORTED_SH2A): Remove m5 checks.
18424 (sh_divide_strategy_e): Remove SH5 division strategies.
18425 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
18426 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
18428 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18430 * config/s390/s390.c (s390_rtx_costs): Update documentation.
18432 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18434 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
18435 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
18436 Change lder to ldr.
18437 * config/s390/vector.md ("mov<mode>"): Likewise.
18439 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
18441 * config/s390/constraints.md ("U", "W"): Invoke
18442 s390_mem_constraint with "ZR" and "ZT".
18443 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
18444 addresses when using LRA. Accept also short displacements for S
18445 and T constraints. Do not check for long displacement target for
18446 S and T constraints.
18447 (s390_mem_constraint): Remove handling of U and W constraints.
18448 * config/s390/s390.md (various patterns): Remove the short
18449 displacement constraints (Q and R) if a long displacement
18450 constraint is present. Add longdisp as required CPU capability.
18451 * config/s390/vector.md: Likewise.
18452 * config/s390/vx-builtins.md: Likewise.
18454 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18457 * reload1.c (reload): Call finish_spills before
18458 restarting reload loop. Skip select_reload_regs
18459 if update_eliminables_and_spill returns true.
18461 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18463 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
18464 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
18465 (umulhisi3_imm): Update predicates and constraint letters.
18466 (umulhisi3_reg): Declare instruction as commutative.
18467 * config/arc/constraints.md (J12, J16): New constraints.
18468 * config/arc/predicates.md (short_unsigned_const_operand): New
18470 (arc_short_operand): Likewise.
18471 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
18473 2016-04-29 Richard Biener <rguenther@suse.de>
18475 PR tree-optimization/13962
18476 PR tree-optimization/65686
18477 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
18478 * tree-ssa-alias.c (ptrs_compare_unequal): New function
18479 using PTA to compare pointers.
18480 * match.pd: Add pattern for pointer equality compare simplification
18481 using ptrs_compare_unequal.
18483 2016-04-29 Richard Biener <rguenther@suse.de>
18485 * stor-layout.c (layout_type): Do not build a pointer-to-element
18488 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18490 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
18491 Use SWI mode iterator. Use general_reg_operand predicate.
18492 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
18493 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
18496 2016-04-29 Jakub Jelinek <jakub@redhat.com>
18498 PR middle-end/70843
18499 * fold-const.c (operand_equal_p): Don't verify hash value equality
18501 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
18504 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18507 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
18508 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
18509 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
18510 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
18511 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18513 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18515 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18516 to info. Don't initialize separate fields to 0. Clean up
18519 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18521 * config/i386/i386.md (peephole2s for operations with memory inputs):
18522 Use SWI mode iterator.
18523 (peephole2s for operations with memory outputs): Ditto.
18524 Do not check for stack checking probe.
18526 (probe_stack): Remove expander.
18528 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18529 Andrew Burgess <andrew.burgess@embecosm.com>
18531 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18532 operands as 32-bits.
18534 2016-04-28 Jason Merrill <jason@redhat.com>
18536 * gdbinit.in: Skip line-map.h.
18538 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18539 Andrew Burgess <andrew.burgess@embecosm.com>
18541 * config/arc/arc.c (arc_conditional_register_usage): Take
18542 TARGET_RRQ_CLASS into account.
18543 (arc_print_operand): Support printing 'p' and 's' operands.
18544 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18546 (TARGET_RRQ_CLASS): Define.
18547 (IS_POWEROF2_OR_0_P): Define.
18548 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18550 (*tst_movb): New define_insn.
18551 (*tst): Avoid recognition if it could prevent '*tst_movb'
18552 combination; replace c/CnL with c/Chs alternative.
18553 (*tst_bitfield_tst): New define_insn.
18554 (*tst_bitfield_asr): New define_insn.
18555 (*tst_bitfield): New define_insn.
18556 (andsi3_i): Add Rrq variant.
18557 (extzv): New define_expand.
18558 (insv): New define_expand.
18559 (*insv_i): New define_insn.
18560 (*movb): New define_insn.
18561 (*movb_signed): New define_insn.
18562 (*movb_high): New define_insn.
18563 (*movb_high_signed): New define_insn.
18564 (*movb_high_signed + 1): New define_split pattern.
18565 (*mrgb): New define_insn.
18566 (*mrgb + 1): New define_peephole2 pattern.
18567 (*mrgb + 2): New define_peephole2 pattern.
18568 * config/arc/arc.opt (mbitops): New option for nps400, uses
18569 TARGET_NPS_BITOPS_DEFAULT.
18570 * config/arc/constraints.md (q): Make register class conditional.
18571 (Rrq): New register constraint.
18572 (Chs): New constraint.
18573 (Clo): New constraint.
18574 (Chi): New constraint.
18575 (Cbf): New constraint.
18576 (Cbn): New constraint.
18577 (C18): New constraint.
18578 (Cbi): New constraint.
18580 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18582 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18584 (bitmap_intersection_of_preds): Ditto.
18585 (bitmap_union_of_succs): Ditto.
18586 (bitmap_union_of_preds): Ditto.
18587 * sbitmap.c (do_popcount): Delete.
18588 (BITMAP_DEBUGGING): Delete.
18589 (sbitmap_verify_popcount): Delete.
18590 (sbitmap_alloc): Don't initialize the popcount field.
18591 (sbitmap_alloc_with_popcount): Delete.
18592 (sbitmap_resize): Don't resize the popcount array.
18593 (sbitmap_vector_alloc): Don't initialize the popcount field.
18594 (bitmap_copy): Don't copy the popcount array.
18595 (bitmap_clear): Don't clear the popcount array.
18596 (bitmap_clear): Delete the popcount array handling.
18597 (bitmap_ior_and_compl): Delete the popcount assert.
18598 (bitmap_not): Ditto.
18599 (bitmap_and_compl): Ditto.
18600 (bitmap_and): Delete the popcount array handling.
18601 (bitmap_xor): Ditto.
18602 (bitmap_ior): Ditto.
18603 (bitmap_or_and): Delete the popcount assert.
18604 (bitmap_and_or): Ditto.
18605 (popcount_table): Delete.
18606 (sbitmap_elt_popcount): Delete.
18607 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18608 (bitmap_set_bit): Delete the popcount assert.
18609 (bitmap_clear_bit): Ditto.
18610 (sbitmap_free): Don't free the popcount array.
18611 (sbitmap_alloc_with_popcount): Delete declaration.
18612 (sbitmap_popcount): Ditto.
18614 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18615 Andrew Burgess <andrew.burgess@embecosm.com>
18617 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18618 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18619 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18620 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18621 * config/arc/arc.opt (mcmem): New option.
18622 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18623 supply length for r/m alternative.
18624 (*extendqisi2_ac): Likewise.
18625 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18627 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18628 (movhi_insn): Likewise.
18629 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18630 (*zero_extendqihi2_i): Add r/Ucm alternative.
18631 (*zero_extendqisi2_ac): Likewise.
18632 (*zero_extendhisi2_i): Likewise.
18633 * config/arc/constraints.md (Uex): New memory constraint.
18634 (Ucm): New define_constraint.
18635 * config/arc/predicates.md (long_immediate_loadstore_operand):
18636 Return 0 for MEM with cmem_address address.
18637 (cmem_address_0): New predicates.
18638 (cmem_address_1): Likewise.
18639 (cmem_address_2): Likewise.
18640 (cmem_address): Likewise.
18642 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18644 * config/rs6000/rs6000.c (machine_function): Rename
18645 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18646 (rs6000_stack_info): Adjust.
18648 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18649 Andrew Burgess <andrew.burgess@embecosm.com>
18651 * config/arc/constraints.md (Usd): Convert to define_constraint.
18655 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18658 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18659 Add new peephole2 where the first insn is *mov<mode>_or instead of
18660 *mov<mode>_internal.
18662 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18664 * tracer.c (bb_seen): Make static.
18666 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18668 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18669 support, setup defaults.
18670 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18671 * config/arc/arc.c (arc_init): Add NPS400 support.
18672 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18673 (TARGET_ARC700): NPS400 is also an ARC700.
18674 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18676 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18679 * config/nds32/nds32.md (casesi): Don't access the operands array
18682 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18684 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18685 (or $-1,reg peephole2): Ditto.
18686 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18688 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
18690 * doc/extend.texi (Common Function Attributes) [optimize]:
18691 Discourage use of the optimize attribute.
18693 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
18695 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
18696 special case builtin.
18697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18698 ALTIVEC_BUILTIN_VEC_ADDE.
18699 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18700 support for ALTIVEC_BUILTIN_VEC_ADDE.
18701 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18702 for __builtin_vec_adde.
18704 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18706 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
18707 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
18709 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18712 * doc/sourcebuild.texi (Effective-Target Keywords, Other
18713 attributes): Document cilkplus_runtime.
18715 2016-04-28 Martin Jambor <mjambor@suse.cz>
18717 * tree-cfg.c (verify_expr): Verify that local declarations belong to
18718 this function. Call verify_expr on MEM_REFs and bases of other
18719 handled_components.
18721 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18723 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
18724 for WORD_REGISTER_OPERATIONS to runtime check.
18726 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18728 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
18730 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18732 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
18733 big-endian compilation.
18734 * config/arc/arc.md (addf3): Likewise.
18735 (subdf3): Likewise.
18736 (muldf3): Likewise.
18738 2016-04-28 Richard Biener <rguenther@suse.de>
18740 PR tree-optimization/70840
18741 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
18742 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
18743 Mark x * pow(x,c) -> pow(x,c+1) commutative.
18744 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
18746 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18748 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
18749 and explain why in a comment.
18751 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18753 * config/arc/arc.md (cpu_facility): Add fpx variant.
18754 (subdf3): Prohibit use reverse sub when assist operations option
18756 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
18757 instructions only when FPX is enabled.
18758 * testsuite/gcc.target/arc/trsub.c: New test.
18760 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18762 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
18763 mult_operator when calculating "type" attribute.
18764 (*fop_<mode>_1_i387): Ditto.
18765 (*fop_xf_1_i387): Ditto.
18766 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
18767 Use std::swap to swap operands. Use RTL expressions to generate
18770 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18771 Joern Rennecke <joern.rennecke@embecosm.com>
18773 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
18775 (emit_pic_move): Remove.
18776 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
18777 * config/arc/arc.c (emit_pic_move): Removed.
18778 (TARGET_HAVE_TLS): Define.
18779 (arc_conditional_register_usage): Test for arc_tp_regno.
18780 (arc_print_operand, arc_print_operand_address): Handle TLS
18782 (arc_needs_pcl_p): New function.
18783 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18784 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18785 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18786 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18787 (arc_legitimize_tls_address): Likewise.
18788 (DTPOFF_ZERO_SYM): Define.
18789 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18790 (arc_output_pic_addr_const): Print TLS unspecs.
18791 (prepare_pic_move): New function, replaces emit_pic_move.
18792 (arc_legitimate_constant_p): Handle TLS unspecs.
18793 (arc_legitimate_address_p): Likewise.
18794 (arc_rewrite_small_data_p): Use assert for TLS constants.
18795 (prepare_move_operands): Use prepare_pic_move.
18796 (arc_legitimize_address): Legitimize tls addresses.
18797 (arc_epilogue_uses): Check for arc_tp_regno.
18798 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18799 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18801 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18803 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18804 %(arc_tls_extra_start_spec).
18805 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18806 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18808 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18809 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18810 (UNSPEC_TLS_OFF): Add.
18812 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18813 (get_thread_pointersi): New patterns.
18814 * config/arc/arc.opt (mtp-regno): New option.
18815 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18816 (move_dest_operand): Likewise.
18817 * configure: Regenerate.
18818 * configure.ac: Add arc*-*-* case to test for tls.
18819 * doc/invoke.texi (ARC options): Document mtp-regno.
18821 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18823 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18824 the new ARC HS SIMD instructions.
18825 (arc_preferred_simd_mode): New function.
18826 (arc_autovectorize_vector_sizes): Likewise.
18827 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18828 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18829 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18830 (arc_init_builtins): Add new SIMD builtin types.
18831 (arc_split_move): Handle 64 bit vector moves.
18832 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18833 (TARGET_PLUS_QMACW): Define.
18834 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18835 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18836 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18837 (VSUBADD4H): New builtins.
18838 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18839 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18841 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18842 Matthias Klose <doko@debian.org>
18844 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18846 2016-04-28 Richard Biener <rguenther@suse.de>
18848 PR middle-end/70777
18849 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18852 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18854 * common/config/sh/sh-common.c: Remove SH5 support.
18855 * config/sh/constraints.md: Likewise.
18856 * config/sh/config/sh/elf.h: Likewise.
18857 * config/sh/linux.h: Likewise.
18858 * config/sh/netbsd-elf.h: Likewise.
18859 * config/sh/predicates.md: Likewise.
18860 * config/sh/sh-c.c: Likewise.
18861 * config/sh/sh-protos.h: Likewise.
18862 * config/sh/sh.c: Likewise.
18863 * config/sh/sh.h: Likewise.
18864 * config/sh/sh.md: Likewise.
18865 * config/sh/sh.opt: Likewise.
18866 * config/sh/sync.md: Likewise.
18867 * config/sh/sh64.h: Delete.
18868 * config/sh/shmedia.h: Likewise.
18869 * config/sh/shmedia.md: Likewise.
18870 * config/sh/sshmedia.h: Likewise.
18871 * config/sh/t-netbsd-sh5-64: Likewise.
18872 * config/sh/t-sh64: Likewise.
18873 * config/sh/ushmedia.h: Likewise.
18875 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18877 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18878 general_reg_operand instead of register_operand predicate.
18880 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18882 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18884 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18886 * match.pd (A - B > A, A + B < A): New transformations.
18888 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18890 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18891 which defaults to true. Emit an outer pair of parentheses only if
18892 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18893 don't emit parentheses for the right-hand operand.
18895 2016-04-27 Jeff Law <law@redhat.com>
18897 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18899 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18901 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18902 (altivec_lvx_<mode>_internal): Document.
18903 (altivec_lvx_<mode>_2op): New define_insn.
18904 (altivec_lvx_<mode>_1op): Likewise.
18905 (altivec_lvx_<mode>_2op_si): Likewise.
18906 (altivec_lvx_<mode>_1op_si): Likewise.
18907 (altivec_stvx_<mode>): Remove.
18908 (altivec_stvx_<mode>_internal): Document.
18909 (altivec_stvx_<mode>_2op): New define_insn.
18910 (altivec_stvx_<mode>_1op): Likewise.
18911 (altivec_stvx_<mode>_2op_si): Likewise.
18912 (altivec_stvx_<mode>_1op_si): Likewise.
18913 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18914 Expand vec_ld and vec_st during parsing.
18915 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18917 (altivec_expand_stvx_be): Likewise.
18918 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18919 address-masking behavior in RTL.
18920 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18921 address-masking behavior in RTL.
18922 (altivec_expand_builtin): Change builtin code arguments for calls
18923 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18924 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18925 presence of lvx/stvx patterns.
18926 (alignment_with_canonical_addr): New function.
18927 (alignment_mask): Likewise.
18928 (find_alignment_op): Likewise.
18929 (recombine_lvx_pattern): Likewise.
18930 (recombine_stvx_pattern): Likewise.
18931 (recombine_lvx_stvx_patterns): Likewise.
18932 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18933 stvx patterns from expand.
18934 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18936 (vector_altivec_store_<mode>): Likewise.
18938 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18940 * config/aarch64/aarch64.md
18941 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18942 remove the "fp" attributes.
18943 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18944 add the "simd" attributes.
18945 (*movdf_aarch64): Likewise.
18946 (*movtf_aarch64): Remove the "fp" attributes.
18947 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18948 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18950 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18952 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18953 rtx to rtx_code_label *.
18954 * rtl.h (maybe_set_first_label_num): Likewise.
18956 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18958 * df-core.c (df_add_problem): Make the problem param be const.
18959 (df_remove_problem): Make local "problem" be const.
18960 * df-problems.c (problem_RD): Make const.
18961 (problem_LR): Likewise.
18962 (problem_LIVE): Likewise.
18963 (problem_MIR): Likewise.
18964 (problem_CHAIN): Likewise.
18965 (problem_WORD_LR): Likewise.
18966 (problem_NOTE): Likewise.
18967 (problem_MD): Likewise.
18968 * df-scan.c (problem_SCAN): Likewise.
18969 * df.h (struct df_problem): Make field "dependent_problem" be
18971 (struct dataflow): Likewise for field "problem".
18972 (df_add_problem): Make param const.
18974 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18976 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
18977 inter-unit moves to/from vector registers are enabled. Do not disable
18980 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18982 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
18983 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
18985 (enum df_problem_id): ...this new enum.
18986 (struct df_problem): Convert field "id" from "int" to
18987 enum df_problem_id.
18989 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18991 * rtl.def: Update comment for "things in the instruction chain" to
18992 reflect the removal of the leading "i" field for INSN_UID in
18993 r210360. Fix bogus apostrophe.
18995 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18997 * config/i386/i386.md
18998 (lea arith with mem operand + setcc peephole2): Set operator mode.
19000 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
19003 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
19004 (dimode_scalar_to_vector_candidate_p): This.
19005 (timode_scalar_to_vector_candidate_p): New function.
19006 (scalar_to_vector_candidate_p): Likewise.
19007 (timode_check_non_convertible_regs): Likewise.
19008 (timode_remove_non_convertible_regs): Likewise.
19009 (remove_non_convertible_regs): Likewise.
19010 (remove_non_convertible_regs): Renamed to ...
19011 (dimode_remove_non_convertible_regs): This.
19012 (scalar_chain::~scalar_chain): Make it virtual.
19013 (scalar_chain::compute_convert_gain): Make it pure virtual.
19014 (scalar_chain::mark_dual_mode_def): Likewise.
19015 (scalar_chain::convert_insn): Likewise.
19016 (scalar_chain::convert_registers): Likewise.
19017 (scalar_chain::add_to_queue): Make it protected.
19018 (scalar_chain::emit_conversion_insns): Likewise.
19019 (scalar_chain::replace_with_subreg): Likewise.
19020 (scalar_chain::replace_with_subreg_in_insn): Likewise.
19021 (scalar_chain::convert_op): Likewise.
19022 (scalar_chain::convert_reg): Likewise.
19023 (scalar_chain::make_vector_copies): Likewise.
19024 (scalar_chain::convert_registers): New pure virtual function.
19025 (class dimode_scalar_chain): New class.
19026 (class timode_scalar_chain): Likewise.
19027 (scalar_chain::mark_dual_mode_def): Renamed to ...
19028 (dimode_scalar_chain::mark_dual_mode_def): This.
19029 (timode_scalar_chain::mark_dual_mode_def): New function.
19030 (timode_scalar_chain::convert_insn): Likewise.
19031 (dimode_scalar_chain::convert_registers): Likewise.
19032 (scalar_chain::compute_convert_gain): Renamed to ...
19033 (dimode_scalar_chain::compute_convert_gain): This.
19034 (scalar_chain::replace_with_subreg): Renamed to ...
19035 (dimode_scalar_chain::replace_with_subreg): This.
19036 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
19037 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
19038 (scalar_chain::make_vector_copies): Renamed to ...
19039 (dimode_scalar_chain::make_vector_copies): This.
19040 (scalar_chain::convert_reg): Renamed to ...
19041 (dimode_scalar_chain::convert_reg ): This.
19042 (scalar_chain::convert_op): Renamed to ...
19043 (dimode_scalar_chain::convert_op): This.
19044 (scalar_chain::convert_insn): Renamed to ...
19045 (dimode_scalar_chain::convert_insn): This.
19046 (scalar_chain::convert): Call convert_registers.
19047 (convert_scalars_to_vector): Change to scalar_chain pointer to
19048 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
19049 in 32-bit mode. Delete scalar_chain pointer. Call
19050 free_dominance_info in 64-bit mode.
19051 (pass_stv::gate): Remove TARGET_64BIT check.
19052 (ix86_option_override): Put the 64-bit STV pass before the CSE
19055 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
19057 * dwarf2out.h (struct dw_loc_descr_node): Remove the
19058 dw_loc_frame_offset field.
19059 * dwarf2out.c (new_loc_descr): Likewise.
19060 (resolve_args_picking_1): Turn the VISITED hash set into a
19061 FRAME_OFFSET hash map. Use it to associate a frame offset to
19062 visited nodes. Remove uses of the CHECKING_P macro.
19063 (resolve_args_picking): Update call to resolve_args_picking_1.
19065 2016-04-27 Martin Liska <mliska@suse.cz>
19067 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
19068 (free_loop_data): Release vuses of groups.
19070 2016-04-27 Bin Cheng <bin.cheng@arm.com>
19072 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
19073 instead of redundant use_id and boolean have_use_for.
19074 (struct iv_use): Change sub_id into group_id. Remove field next.
19075 Move fields: related_cands, n_map_members, cost_map and selected
19077 (struct iv_group): ... here. New structure.
19078 (struct iv_common_cand): Use structure declaration directly.
19079 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
19080 (MAX_CONSIDERED_USES): Rename macro to ...
19081 (MAX_CONSIDERED_GROUPS): ... here.
19082 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
19083 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
19084 (dump_uses): Rename to ...
19085 (dump_groups): ... here. Update all uses.
19086 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
19087 (find_induction_variables): Refactor format of dump information.
19088 (record_sub_use): Delete.
19089 (record_use): Update all uses.
19090 (record_group): New function.
19091 (record_group_use, find_interesting_uses_op): Call above functions.
19093 (find_interesting_uses_cond): Ditto.
19094 (group_compare_offset): New function.
19095 (split_all_small_groups): Rename to ...
19096 (split_small_address_groups_p): ... here. Update all uses.
19097 (split_address_groups): Update all uses.
19098 (find_interesting_uses): Refactor format of dump information.
19099 (add_candidate_1): Update all uses. Remove redundant check on iv,
19101 (add_candidate, record_common_cand): Remove redundant assert.
19102 (add_iv_candidate_for_biv): Update use.
19103 (add_iv_candidate_derived_from_uses): Update all uses.
19104 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
19105 (alloc_use_cost_map): Ditto.
19106 (set_use_iv_cost, get_use_iv_cost): Rename to ...
19107 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
19108 (determine_use_iv_cost_generic): Ditto.
19109 (determine_group_iv_cost_generic): Ditto.
19110 (determine_use_iv_cost_address): Ditto.
19111 (determine_group_iv_cost_address): Ditto.
19112 (determine_use_iv_cost_condition): Ditto.
19113 (determine_group_iv_cost_cond): Ditto.
19114 (determine_use_iv_cost): Ditto.
19115 (determine_group_iv_cost): Ditto.
19116 (set_autoinc_for_original_candidates): Update all uses.
19117 (find_iv_candidates): Update all uses. Refactor dump information.
19118 (determine_use_iv_costs): Ditto.
19119 (determine_iv_costs): Ditto.
19120 (iv_ca_cand_for_use): Rename to ...
19121 (iv_ca_cand_for_group): ... here. Update all uses.
19122 (iv_ca_add_use, iv_ca_add_group): Ditto.
19123 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
19124 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
19125 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
19126 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
19127 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
19128 (create_new_iv, adjust_iv_update_pos): Ditto.
19129 (rewrite_use_address): Delete.
19130 (rewrite_use_address_1): Rename to ...
19131 (rewrite_use_address): ... here.
19132 (rewrite_use_compare): Update all uses.
19133 (rewrite_use): Delete.
19134 (rewrite_uses): Rename to ...
19135 (rewrite_groups): ... here. Update all uses.
19136 (remove_unused_ivs, free_loop_data): Update all uses.
19137 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
19139 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19141 * rtlanal.c (nonzero_bits1): Convert preprocessor check
19142 for WORD_REGISTER_OPERATIONS to runtime check.
19144 2016-04-27 Richard Biener <rguenther@suse.de>
19147 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
19148 aggregate_value_p to determine if a function result is
19149 returned by reference.
19150 (ipa_pta_execute): Functions having their address taken are
19151 not automatically nonlocal.
19153 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19156 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
19157 * fold-const.c (operand_equal_p): If flag_checking and
19158 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
19159 and if it returns non-zero, assert iterative_hash_expr on both
19162 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19164 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
19166 2016-04-27 Nick Clifton <nickc@redhat.com>
19168 PR middle-end/49889
19169 * varasm.c (merge_weak): Generate an error if an attempt is made
19170 to convert a non-weak static function into a weak, public function.
19172 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19174 * params.def (MAX_PARTITION_SIZE): New param.
19175 * doc/invoke.texi: Document lto-max-partition.
19177 2016-04-27 Richard Biener <rguenther@suse.de>
19180 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
19181 function cummulating used_from_other_partition, externally_visible
19182 and force_output from aliases.
19183 (refered_from_nonlocal_var): Likewise.
19184 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
19185 node flags properly.
19187 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19189 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
19190 (-Wmemset-elt-size): New item.
19192 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
19195 * stor-layout.h (internal_reference_types): Delete.
19196 * stor-layout.c (reference_types_internal): Likewise.
19197 (internal_reference_types): Likewise.
19198 (layout_type) <REFERENCE_TYPE>: Adjust.
19200 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19203 * tree.h (inchash::add_expr): Add FLAGS argument.
19204 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
19205 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
19206 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
19207 Formatting fix. Adjust recursive calls. For tcc_comparison,
19208 if swap_tree_comparison (code) is smaller than code, hash that
19209 and arguments in the other order. Hash CONVERT_EXPR the same
19210 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
19211 of ADDR_EXPR of decl as the decl itself. Add or remove
19212 OEP_ADDRESS_OF from recursive flags as needed. For
19213 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
19214 operands commutatively and only the third one normally.
19215 For internal CALL_EXPR hash in CALL_EXPR_IFN.
19217 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
19219 * config/rtems.h (LIB_SPEC): Add -latomic.
19221 2016-04-27 Joel Sherrill <joel@rtems.org>
19223 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
19224 xilink.ld and flags not relevant to RTEMS.
19226 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
19228 * toplev.c (backend_init_target): Avoid calling init_reload when using
19231 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19233 * reorg.c (try_merge_delay_insns): Declare i and j inside the
19234 for loops rather than one for the whole function.
19236 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19238 * match.pd (X + CST CMP X): New transformation.
19240 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19242 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
19243 * fold-const.c (fold_binary_loc): Remove 2 transformations
19244 superseded by match.pd.
19245 * match.pd (x+x -> x*2): Generalize to integers.
19247 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
19249 * config/i386/i386.md (operation on memory peephole): Duplicate an
19250 existing peephole and adapt it to match lea rather than an operation
19253 PR rtl-optimization/57193
19254 * opts.c (default_options_table): Add OPT_frename_registers at -O2
19256 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
19258 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19260 * tree-if-conv.c (any_pred_load_store): New static variable.
19261 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
19262 any_pred_load_store instead of and_mask_load_store.
19263 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
19264 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
19265 (combine_blocks, tree_if_conversion): Ditto.
19267 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19269 PR tree-optimization/70771
19270 PR tree-optimization/70775
19271 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
19272 virtual PHI nodes. Delete parameter.
19273 (if_convertible_loop_p_1): Delete argument to above function.
19274 (predicate_all_scalar_phis): Delete code handling single-argument
19276 (tree_if_conversion): Mark and update virtual SSA.
19278 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19281 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
19282 (x86_elf_aligned_common): Rename to ...
19283 (x86_elf_aligned_decl_common): ... this.
19284 Add decl arg. Switch to .lbss for largecomm object. Use
19285 LARGECOMM_SECTION_ASM_OP.
19286 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
19288 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
19289 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
19291 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
19292 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
19294 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19297 * config/i386/i386.c (SECTION_LARGE): Define.
19298 (x86_64_elf_select_section): Set it for large data/bss sections.
19299 Only clear SECTION_WRITE for .lrodata.
19300 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
19302 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
19303 * varasm.c (default_elf_asm_named_section): Grow flagchars.
19304 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
19306 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
19307 * doc/tm.texi: Regenerate.
19309 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19312 * configure.ac (--enable-checking): Document extra flag, for
19313 non-release builds default to --enable-checking=yes,extra.
19314 If misc checking and extra checking, define CHECKING_P to 2 instead
19316 * common.opt (fchecking=): Add.
19317 * doc/invoke.texi (-fchecking=): Document.
19318 * doc/install.texi: Document --enable-checking changes.
19319 * configure: Regenerated.
19320 * config.in: Regenerated.
19322 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19324 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
19325 attribute instead of which_alternative.
19326 * config/i386/sse.md (*mov<mode>_internal): Ditto.
19327 Use EXT_REX_SSE_REG_P where appropriate.
19329 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19331 * config/i386/predicates.md (const0_operand): Do not match
19332 const_wide_int code.
19333 (const1_operand): Ditto.
19335 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19337 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
19338 for SSE constm1 operands and TARGET_AVX512VL.
19339 (*movti_internal): Ditto.
19340 (*mov<mode>_or): Use constm1_operand predicate.
19341 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
19342 for SSE vector_all_ones operands and TARGET_AVX512VL.
19343 * config/i386/predicates.md (constm1_operand): New predicate.
19344 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
19345 emission of constant -1 load.
19347 2016-04-25 Jason Merrill <jason@redhat.com>
19349 * gdbinit.in: Skip is-a.h.
19351 * attribs.c (register_scoped_attributes): Fix logic.
19352 * attribs.h: Declare register_scoped_attributes.
19354 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19356 * config/rs6000/rs6000-builtin.def: Correct pasto error for
19357 stxvd2x and stxvw4x built-in functions.
19359 2016-04-25 DJ Delorie <dj@redhat.com>
19361 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
19362 (ashrhi3): Likewise.
19363 (lshrhi3): Likewise.
19365 2016-04-25 Richard Biener <rguenther@suse.de>
19367 PR tree-optimization/70780
19368 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
19369 wasn't visited yet.
19370 (compute_antic): Mark blocks with abnormal preds as visited as
19371 they have a final empty antic-in solution already.
19373 2016-04-25 Michael Collison <michael.collison@linaro.org>
19375 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
19377 2016-04-25 Michael Collison <michael.collison@linaro.org>
19379 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
19380 mode is VQI to improve mixed mode vectorization.
19381 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
19382 define_insn to match low half of signed vaddw.
19383 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
19384 define_insn to match high half of signed vaddw.
19385 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
19386 define_insn to match low half of unsigned vaddw.
19387 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
19388 define_insn to match high half of unsigned vaddw.
19389 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
19390 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19391 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
19393 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19394 * config/arm/predicates.md (vect_par_constant_high): Support
19395 big endian and simplify by calling
19396 arm_simd_check_vect_par_cnst_half
19397 (vect_par_constant_low): Likewise.
19399 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19401 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
19402 predicate for operand 2.
19404 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
19405 H.J. Lu <hongjiu.lu@intel.com>
19407 * config/i386/i386-protos.h (standard_sse_constant_p): Add
19408 machine_mode argument.
19409 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
19410 constm1_rtx operands. For VOIDmode constants, get mode from
19411 pred_mode. Check mode size if the mode is supported by ABI.
19412 (standard_sse_constant_opcode): Do not use standard_constant_p.
19413 Strictly check ABI support for all-ones operands.
19414 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
19415 immediates. Update calls to standard_sse_constant_p.
19416 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
19417 (ix86_rtx_costs): Ditto.
19418 * config/i386/i386.md (*movxi_internal_avx512f): Use
19419 nonimmediate_or_sse_const_operand instead of vector_move_operand.
19420 Use (v,BC) alternative instead of (v,C). Use register_operand
19421 checks instead of MEM_P.
19422 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
19423 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
19424 isa attribute. Use register_operand checks instead of MEM_P.
19425 (*movti_internal): Use nonimmediate_or_sse_const_operand for
19426 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
19427 alternative and corresponding sse2 isa attribute.
19428 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
19429 to standard_sse_constant_p.
19430 (FP constant splitters): Ditto.
19431 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
19433 * config/i386/predicates.md (constm1_operand): Remove.
19434 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
19435 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
19436 vector_all_ones_operand instead of constm1_operand.
19438 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19440 * print-rtl.c (print_rtx_insn_vec): New function.
19441 * print-rtl.h: New prototype.
19442 * store-motion.c (struct st_expr): Make avail_stores a vector.
19443 (st_expr_entry): Adjust.
19444 (free_st_expr_entry): Likewise.
19445 (print_store_motion_mems): Likewise.
19446 (find_moveable_store): Likewise.
19447 (compute_store_table): Likewise.
19448 (delete_store): Likewise.
19449 (build_store_vectors): Likewise.
19451 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19453 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
19455 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19457 * vec.h (vec_safe_contains): New function.
19458 (vec::contains): Likewise.
19459 (vec::begin): Likewise.
19460 (vec::end): Likewise.
19462 2016-04-23 Jakub Jelinek <jakub@redhat.com>
19465 * cfgexpand.c (expand_stack_vars): Fix typo.
19467 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19469 * system.h (list, map, set, vector): Include conditionally.
19470 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
19471 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
19472 * ipa-icf.c (INCLUDE_LIST): Define.
19473 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
19474 * config/sh/sh.c (INCLUDE_VECTOR): Define.
19475 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
19476 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
19477 * cp/logic.cc (INCLUDE_LIST): Define.
19478 * fortran/trans-common.c (INCLUDE_MAP): Define.
19480 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19482 * auto-profile.c: Remove <string.h> include.
19483 * ipa-icf-gimple.c: Remove <list> include.
19484 * diagnostic.c: Remove <new> include.
19485 * genmatch.c: Likewise.
19486 * pretty-print.c: Likewise.
19487 * toplev.c: Likewise
19488 * c/c-objc-common.c: Likewise.
19489 * cp/error.c: Likewise.
19490 * fortran/error.c: Likewise.
19492 2016-04-22 Richard Biener <rguenther@suse.de>
19494 * lto-streamer-in.c (input_ssa_names): Do not allocate
19495 GIMPLE_NOP for all SSA names.
19496 * lto-streamer-out.c (output_ssa_names): Do not output
19497 SSA names that should have been released.
19499 2016-04-22 Richard Biener <rguenther@suse.de>
19501 PR tree-optimization/70740
19502 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
19505 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
19508 * config/i386/predicates.md (call_insn_operand): Replace
19509 sibcall_memory_operand with memory_operand.
19511 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19513 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19514 has_single_use() tests.
19515 (register_edge_assert_for_1): Likewise.
19516 (find_assert_locations_1): Check the liveness bitmap instead of
19517 checking has_single_use().
19519 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19522 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19523 Extract AVX-512BW constraint from AVX.
19525 2016-04-21 Richard Biener <rguenther@suse.de>
19527 PR tree-optimization/70725
19528 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19529 for phi_convertible_by_degenerating_args.
19530 (predicate_all_scalar_phis): Handle single-argument PHIs.
19532 2016-04-21 Richard Biener <rguenther@suse.de>
19534 PR middle-end/70747
19535 * fold-const.c (fold_comparison): Return properly typed
19538 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19540 PR tree-optimization/70715
19541 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19542 after expanding BASE using expand_simple_operations.
19544 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19546 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19547 New transformations.
19549 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19551 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19553 2016-04-20 Jan Hubicka <jh@suse.cz>
19555 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19556 ultiimate_alias_target.
19557 (update_callee_keys): Likewise.
19558 (lookup_recursive_calls): Likewise.
19559 (speculation_useful_p): Likewise.
19561 2016-04-20 Jan Hubicka <jh@suse.cz>
19564 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19565 (set_nothrow_flag_1): ... this; handle interposition correctly;
19566 recurse on aliases and thunks.
19567 (cgraph_node::set_nothrow_flag): New.
19568 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19569 functions compiled with non-call exceptions that binds to current
19571 (propagate_nothrow): Be safe WRT interposition.
19572 * cgraph.h (set_nothrow_flag): Update prototype.
19574 2016-04-18 Jan Hubicka <jh@suse.cz>
19576 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19577 max_loop_iterations_int.
19578 (tree_unswitch_outer_loop): Likewise.
19580 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19582 PR tree-optimization/69489
19583 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19584 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19585 Revise dump message.
19586 (if_convertible_bb_p): Remove check on edge count of basic block's
19589 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19591 PR tree-optimization/56625
19592 PR tree-optimization/69489
19593 * tree-data-ref.h (DR_INNERMOST): New macro.
19594 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19595 hashing struct innermost_loop_behavior.
19596 (ref_DR_map): Remove.
19597 (innermost_DR_map): New map.
19598 (baseref_DR_map): Revise comment.
19599 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19600 to innermost_DR_map accroding to its innermost loop behavior.
19601 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19602 to its innermost loop behavior.
19603 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19604 Add initialization for innermost_DR_map. Record memory reference
19605 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19606 have innermost loop behavior.
19607 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19610 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19612 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19613 *lea_general_1. Use explicit SWI12 mode interator.
19614 (*lea<mode>_general_2): Rename from *lea_general_2.
19615 Use explicit SWI12 mode interator.
19616 (*lea<mode>_general_3): Rename from *lea_general_3.
19617 Use explicit SWI12 mode interator.
19618 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19619 Use explicit SWI12 mode interator.
19620 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19621 Use explicit SWI48 mode interator.
19623 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19625 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19626 Short-cut unaligned load and store cases. Handle all integer
19628 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19629 and store cases. Call ix86_avx256_split_vector_move_misalign
19630 directly without checking mode class.
19632 2016-04-20 Andrew Pinski <apinski@cavium.com>
19633 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19636 * config/aarch64/aarch64.md (sibcall): Force call
19637 address to be DImode for ILP32.
19638 (sibcall_value): Likewise.
19640 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19642 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19644 2016-04-20 Richard Biener <rguenther@suse.de>
19646 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19647 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19648 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19649 (maybe_push_res_to_seq): Adjust.
19650 * gimple-fold.c (maybe_build_generic_op): Likewise.
19652 2016-04-20 Marek Polacek <polacek@redhat.com>
19654 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19657 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19659 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19660 use kmovw to support AVX512F target.
19662 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19664 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19666 2016-04-20 Marek Polacek <polacek@redhat.com>
19668 PR tree-optimization/70725
19669 * tree-if-conv.c (is_false_predicate): New function.
19670 (predicate_mem_writes): Use it.
19672 2016-04-20 Richard Biener <rguenther@suse.de>
19674 PR tree-optimization/70726
19675 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19676 shift amounts from a pattern stmt operand.
19678 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19681 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19682 stack_restore_from_fpr pattern when restoring r15.
19683 (s390_optimize_prologue): Strip away the memory barrier in the
19684 parallel when trying to get rid of restore insns.
19685 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19686 definition for loading the stack pointer from an FPR. Compared to
19687 the normal move insn this pattern includes a full memory barrier.
19689 2016-04-19 Jakub Jelinek <jakub@redhat.com>
19691 PR middle-end/70680
19692 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
19693 implicitly linear or lastprivate iterator on the outer context.
19695 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19697 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
19699 * config/i386/i386.md (ssememalign): Removed.
19700 * config/i386/sse.md: Remove ssememalign attribute from patterns.
19702 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19705 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
19706 const short * to __builtin_ia32_loaddquhi512_mask.
19707 (_mm512_maskz_loadu_epi16): Likewise.
19708 (_mm512_mask_storeu_epi16): Pass short * to
19709 __builtin_ia32_storedquhi512_mask.
19710 (_mm512_mask_loadu_epi8): Pass const char * to
19711 __builtin_ia32_loaddquqi512_mask.
19712 (_mm512_maskz_loadu_epi8): Likewise.
19713 (_mm512_mask_storeu_epi8): Pass char * to
19714 __builtin_ia32_storedquqi512_mask.
19715 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
19716 const double * to __builtin_ia32_loadupd512_mask.
19717 (_mm512_mask_loadu_pd): Likewise.
19718 (_mm512_maskz_loadu_pd): Likewise.
19719 (_mm512_storeu_pd): Pass double * to
19720 __builtin_ia32_storeupd512_mask.
19721 (_mm512_mask_storeu_pd): Likewise.
19722 (_mm512_loadu_ps): Pass const float * to
19723 __builtin_ia32_loadups512_mask.
19724 (_mm512_mask_loadu_ps): Likewise.
19725 (_mm512_maskz_loadu_ps): Likewise.
19726 (_mm512_storeu_ps): Pass float * to
19727 __builtin_ia32_storeups512_mask.
19728 (_mm512_mask_storeu_ps): Likewise.
19729 (_mm512_mask_loadu_epi64): Pass const long long * to
19730 __builtin_ia32_loaddqudi512_mask.
19731 (_mm512_maskz_loadu_epi64): Likewise.
19732 (_mm512_mask_storeu_epi64): Pass long long *
19733 to __builtin_ia32_storedqudi512_mask.
19734 (_mm512_loadu_si512): Pass const int * to
19735 __builtin_ia32_loaddqusi512_mask.
19736 (_mm512_mask_loadu_epi32): Likewise.
19737 (_mm512_maskz_loadu_epi32): Likewise.
19738 (_mm512_storeu_si512): Pass int * to
19739 __builtin_ia32_storedqusi512_mask.
19740 (_mm512_mask_storeu_epi32): Likewise.
19741 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
19742 char * to __builtin_ia32_storedquqi256_mask.
19743 (_mm_mask_storeu_epi8): Likewise.
19744 (_mm256_mask_loadu_epi16): Pass const short * to
19745 __builtin_ia32_loaddquhi256_mask.
19746 (_mm256_maskz_loadu_epi16): Likewise.
19747 (_mm_mask_loadu_epi16): Pass const short * to
19748 __builtin_ia32_loaddquhi128_mask.
19749 (_mm_maskz_loadu_epi16): Likewise.
19750 (_mm256_mask_loadu_epi8): Pass const char * to
19751 __builtin_ia32_loaddquqi256_mask.
19752 (_mm256_maskz_loadu_epi8): Likewise.
19753 (_mm_mask_loadu_epi8): Pass const char * to
19754 __builtin_ia32_loaddquqi128_mask.
19755 (_mm_maskz_loadu_epi8): Likewise.
19756 (_mm256_mask_storeu_epi16): Pass short * to.
19757 __builtin_ia32_storedquhi256_mask.
19758 (_mm_mask_storeu_epi16): Pass short * to.
19759 __builtin_ia32_storedquhi128_mask.
19760 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
19761 const double * to __builtin_ia32_loadupd256_mask.
19762 (_mm256_maskz_loadu_pd): Likewise.
19763 (_mm_mask_loadu_pd): Pass onst double * to
19764 __builtin_ia32_loadupd128_mask.
19765 (_mm_maskz_loadu_pd): Likewise.
19766 (_mm256_mask_storeu_pd): Pass double * to
19767 __builtin_ia32_storeupd256_mask.
19768 (_mm_mask_storeu_pd): Pass double * to
19769 __builtin_ia32_storeupd128_mask.
19770 (_mm256_mask_loadu_ps): Pass const float * to
19771 __builtin_ia32_loadups256_mask.
19772 (_mm256_maskz_loadu_ps): Likewise.
19773 (_mm_mask_loadu_ps): Pass const float * to
19774 __builtin_ia32_loadups128_mask.
19775 (_mm_maskz_loadu_ps): Likewise.
19776 (_mm256_mask_storeu_ps): Pass float * to
19777 __builtin_ia32_storeups256_mask.
19778 (_mm_mask_storeu_ps): ass float * to
19779 __builtin_ia32_storeups128_mask.
19780 (_mm256_mask_loadu_epi64): Pass const long long * to
19781 __builtin_ia32_loaddqudi256_mask.
19782 (_mm256_maskz_loadu_epi64): Likewise.
19783 (_mm_mask_loadu_epi64): Pass const long long * to
19784 __builtin_ia32_loaddqudi128_mask.
19785 (_mm_maskz_loadu_epi64): Likewise.
19786 (_mm256_mask_storeu_epi64): Pass long long * to
19787 __builtin_ia32_storedqudi256_mask.
19788 (_mm_mask_storeu_epi64): Pass long long * to
19789 __builtin_ia32_storedqudi128_mask.
19790 (_mm256_mask_loadu_epi32): Pass const int * to
19791 __builtin_ia32_loaddqusi256_mask.
19792 (_mm256_maskz_loadu_epi32): Likewise.
19793 (_mm_mask_loadu_epi32): Pass const int * to
19794 __builtin_ia32_loaddqusi128_mask.
19795 (_mm_maskz_loadu_epi32): Likewise.
19796 (_mm256_mask_storeu_epi32): Pass int * to
19797 __builtin_ia32_storedqusi256_mask.
19798 (_mm_mask_storeu_epi32): Pass int * to
19799 __builtin_ia32_storedqusi128_mask.
19800 * config/i386/i386-builtin-types.def (PCSHORT): New.
19801 (PINT64): Likewise.
19802 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19803 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19804 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19805 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19806 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19807 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19808 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19809 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19810 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19811 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19812 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19813 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19814 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19815 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19816 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19817 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19818 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19819 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19820 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19821 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19822 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19823 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19824 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19825 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19826 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19827 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19828 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19829 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19830 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19831 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19832 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19833 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19834 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19835 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19836 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19837 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19838 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19839 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19840 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19841 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19842 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19843 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19844 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19845 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19846 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19847 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19848 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19849 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19850 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19852 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19853 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19855 (ix86_expand_vector_move_misalign): Likewise.
19856 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19857 to scalar function prototype for unaligned load/store builtins.
19858 (ix86_expand_special_args_builtin): Updated.
19859 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19860 (UNSPEC_STOREU): Likewise.
19861 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19862 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19863 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19864 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19865 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19866 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19867 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19868 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19869 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19870 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19871 (<avx512>_storedqu<mode>_mask): Likewise.
19872 (*sse4_2_pcmpestr_unaligned): Likewise.
19873 (*sse4_2_pcmpistr_unaligned): Likewise.
19874 (*mov<mode>_internal): Renamed to ...
19875 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19876 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19877 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19878 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19880 2016-04-19 Richard Biener <rguenther@suse.de>
19882 PR tree-optimization/70171
19883 * tree-ssa-phiprop.c: Include stor-layout.h.
19884 (phiprop_insert_phi): Handle the aggregate copy case.
19885 (propagate_with_phi): Likewise.
19887 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19889 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19890 instead of simplify_gen_subreg (... , 0).
19891 (ix86_delegitimize_address): Ditto.
19892 (ix86_split_divmod): Ditto.
19893 (ix86_split_copysign_const): Ditto.
19894 (ix86_split_copysign_var): Ditto.
19895 (ix86_expand_args_builtin): Ditto.
19896 (ix86_expand_round_builtin): Ditto.
19897 (ix86_expand_special_args_builtin): Ditto.
19898 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19899 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19900 (udivmodqi4): Ditto.
19901 (absneg splitters): Ditto.
19902 (*jcc_bt<mode>_1): Ditto.
19904 2016-04-19 Richard Biener <rguenther@suse.de>
19906 PR tree-optimization/70724
19907 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19908 restoring out from ...
19909 (free_scc_vn): ... here.
19910 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19911 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19913 (pass_fre::execute): Restore SSA info.
19915 2016-04-19 Richard Biener <rguenther@suse.de>
19917 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19918 * gimple-walk.c (walk_gimple_op): Initialize it.
19919 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19920 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19921 remapping SSA names of defs.
19922 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19925 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19927 PR middle-end/70689
19928 * lra-constraints.c (equiv_substition_p): New.
19929 (process_alt_operands): Use it.
19930 (swap_operands): Swap it.
19931 (curr_insn_transform): Update it.
19933 2016-04-18 Michael Matz <matz@suse.de>
19935 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19936 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19937 * tree-core.h (tree_type_common.align): Use bit-field.
19938 (tree_type_common.spare): New.
19939 (tree_decl_common.off_align): Make smaller.
19940 (tree_decl_common.align): Use bit-field.
19942 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19943 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19944 (scan_sharing_clauses): Ditto.
19945 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19946 (omp_finish_file): Ditto.
19947 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19948 (layout_decl): Ditto.
19949 (relayout_decl): Ditto.
19950 (finalize_record_size): Use SET_TYPE_ALIGN.
19951 (finalize_type_size): Ditto.
19952 (finish_builtin_struct): Ditto.
19953 (layout_type): Ditto.
19954 (initialize_sizetypes): Ditto.
19955 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19956 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19957 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19958 (get_chain_field): Ditto.
19959 (get_trampoline_type): Ditto.
19960 (get_nl_goto_field): Ditto.
19961 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19963 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19964 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19965 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19966 (build_qualified_type): Use SET_TYPE_ALIGN.
19967 (build_aligned_type, build_range_type_1): Ditto.
19968 (build_atomic_base): Ditto.
19969 (build_common_tree_nodes): Ditto.
19970 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19971 (expand_one_stack_var_at): Ditto.
19972 * coverage.c (build_var): Use SET_DECL_ALIGN.
19973 * except.c (init_eh): Ditto.
19974 * function.c (assign_parm_setup_block): Ditto.
19975 * symtab.c (increase_alignment_1): Ditto.
19976 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
19977 * tree-vect-stmts.c (ensure_base_align): Ditto.
19978 * varasm.c (align_variable): Ditto.
19979 (assemble_variable): Ditto.
19980 (build_constant_desc): Ditto.
19981 (output_constant_def_contents): Ditto.
19983 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
19984 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
19985 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
19986 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
19987 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
19989 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
19992 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
19993 replace %vmovsd with "%vmovq".
19994 (vec_concatv2df): Likewise.
19996 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
19998 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
19999 (*vec_extractv2si_0): Ditto.
20000 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
20001 (zero_extended_scalar_load_operand splitters): Ditto.
20002 (vec_extract splitters): Ditto.
20003 (*vec_extractv4si_0_zext): Ditto.
20004 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
20005 and lowpart_subreg.
20006 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
20007 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
20008 (*sse4_1_extractps): Use lowpart_subreg.
20009 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
20011 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20013 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
20015 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
20016 Mention Solaris 11 packaging changes.
20017 Update gas and gld requirements.
20018 Remove reference to pre-Solaris 10 bug.
20019 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
20021 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
20024 2016-04-17 Jan Hubicka <jh@suse.cz>
20026 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
20027 max_loop_iterations_int.
20029 2016-04-18 Richard Biener <rguenther@suse.de>
20031 PR tree-optimization/43434
20032 * tree-ssa-structalias.c (struct vls_data): New.
20033 (visit_loadstore): Handle all pointer-based accesses.
20034 (compute_dependence_clique): Compute a bitmap of restrict tags
20035 assigned bases and pass it to visit_loadstore.
20037 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
20040 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
20041 armv8.1-a and armv8.1-a+crc.
20043 2016-04-18 Richard Biener <rguenther@suse.de>
20045 PR tree-optimization/70701
20046 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
20047 references after translating through a memcpy.
20049 2016-04-18 Richard Biener <rguenther@suse.de>
20051 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
20052 (compute_antic): ... here. For partial antic use regular
20053 postorder and scrap iteration.
20054 (compute_partial_antic_aux): Remove unused return value.
20055 (init_pre): Do not allocate postorder.
20056 (fini_pre): Do not free postorder.
20058 2016-04-18 Richard Biener <rguenther@suse.de>
20060 PR middle-end/37870
20061 * expmed.c (extract_bit_field_1): Remove broken case
20062 using a wider MODE_INT mode.
20064 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
20066 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
20067 unless compiling with at least GCC-4.8.
20069 2016-04-17 Jan Hubicka <jh@suse.cz>
20072 * graphite.c (graphite_finalize): Update call to
20073 tree_estimate_probability.
20074 * predict.h (tree_estimate_probability): Update prototype.
20076 2016-04-17 Jan Hubicka <jh@suse.cz>
20078 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
20079 (tree_estimate_probability): Likewise.
20080 (pass_profile::execute): Update.
20081 (report_predictor_hitrates): New function.
20082 * profile.c (compute_branch_probabilities): Use it.
20083 * predict.h (report_predictor_hitrates): Declare.
20085 2016-04-17 Jan Hubicka <jh@suse.cz>
20088 * cgraph.h (cgraph_node::set_const_flag,
20089 cgraph_node::set_pure_flag): Update prototype to return bool;
20091 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
20092 of interposable symbol are interposable, too.
20093 (cgraph_set_const_flag_1): Rename to ...
20094 (set_const_flag_1): ... this one; change to self recursive function
20095 instead of call_for_symbol_thunks_and_aliases. Handle correctly
20096 clearnig the flag in all variants and also virtual thunks of const
20097 functions are pure; track if any change was done.
20098 (cgraph_node::set_const_flag): Update.
20099 (struct set_pure_flag_info): New struct.
20100 (cgraph_set_pure_flag_1): Rename to ...
20101 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
20102 rather than pointer encoded flags; track if any changes was done;
20103 handle correctly clearning flag and setting flag of aliases already
20105 (cgraph_node::set_pure_flag): Update.
20106 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
20108 2016-04-17 Tom de Vries <tom@codesourcery.com>
20111 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
20112 backslash in label.
20114 2016-04-17 Tom de Vries <tom@codesourcery.com>
20116 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
20117 '{}<> ' as escape-for-record.
20119 2016-04-17 Tom de Vries <tom@codesourcery.com>
20121 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
20124 2016-04-17 Tom de Vries <tom@codesourcery.com>
20127 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
20128 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
20129 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
20130 * passes.c (finish_optimization_passes): Only call
20131 finish_graph_dump_file if dfi->graph_dump_initialized.
20132 (execute_function_dump, pass_init_dump_file): Use
20133 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
20135 2016-04-17 Tom de Vries <tom@codesourcery.com>
20137 PR tree-optimization/70256
20138 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
20139 (debug_varmap): New function.
20141 2016-04-17 Tom de Vries <tom@codesourcery.com>
20144 * passes.c (pass_manager::register_pass): Propagate pflags.
20146 2016-04-17 Tom de Vries <tom@codesourcery.com>
20149 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
20150 * passes.c (pass_manager::pass_manager): Declare and init p_start in
20151 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
20152 check if it's equal to p_start.
20153 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
20155 2016-04-15 Jan Hubicka <jh@suse.cz>
20158 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
20159 function does not bind to current def.
20160 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
20161 handle conservatively calls to functions that does not need to bind
20163 (check_call): Update call of worse_state.
20164 (ignore_edge_for_nothrow): Update.
20165 (ignore_edge_for_pure_const): Likewise.
20166 (propagate_pure_const): Update calls to worse_state.
20167 (skip_function_for_local_pure_const): Reformat comments.
20169 2016-04-15 Jan Hubicka <jh@suse.cz>
20172 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
20173 (cgraph_node::function_symbol): Likewise.
20174 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20175 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
20176 (symtab_node::ultimate_alias_target): Add REF parameter.
20177 (symtab_node::binds_to_current_def_p): Declare.
20178 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
20179 (cgraph_node::function_symbol): Likewise.
20180 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20181 (cgraph_node::get_availability): Likewise.
20182 (cgraph_edge::binds_to_current_def_p): New inline function.
20183 (varpool_node::get_availability): Add REF parameter.
20184 (varpool_node::ultimate_alias_target): Likewise.
20185 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
20186 (symtab_node::binds_to_current_def_p): Likewise.
20187 * varpool.c (varpool_node::get_availability): Likewise.
20189 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20192 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
20193 Fix mode size check.
20195 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20197 * BASE-VER: Set to 7.0.0.
20199 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
20201 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
20203 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20205 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
20206 architecture revisions.
20208 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
20210 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
20211 * config/i386/i386.c (ix86_using_red_zone): No longer static.
20212 * config/i386/i386.md (stack decrement to push peepholes): Guard
20213 with !x86_using_red_zone ().
20215 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20218 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
20219 to dump_generic_node.
20220 (NIY): Pass also flags to do_niy.
20222 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
20224 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
20225 (simd_clone_vector_of_formal_parm_types)
20226 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
20227 (simd_clone_mangle, simd_clone_create)
20228 (simd_clone_adjust_return_type, create_tmp_simd_array)
20229 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
20230 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
20231 (ipa_simd_modify_function_body, simd_clone_linear_addend)
20232 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
20233 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
20234 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
20235 * omp-simd-clone.c: ... this new file.
20236 (simd_clone_vector_of_formal_parm_types): Make it static.
20237 * Makefile.in (OBJS): Add omp-simd-clone.o.
20239 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20242 * config/i386/sse.md: Use proper memory operand modifiers.
20245 2016-04-15 Richard Biener <rguenther@suse.de>
20246 Alan Modra <amodra@gmail.com>
20248 PR tree-optimization/70130
20249 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
20250 when alignment stays not the same and no not use the realign
20253 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20256 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20257 direct move handlers for KFmode. Change TFmode handlers test from
20258 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
20260 2016-04-14 Jakub Jelinek <jakub@redhat.com>
20263 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
20264 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
20265 (inlined_polymorphic_ctor_dtor_block_p): Use it.
20266 * tree-ssa-live.c (remove_unused_scope_block_p): When
20267 in_ctor_dtor_block, avoid discarding not just BLOCKs with
20268 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
20269 block_ultimate_origin is FUNCTION_DECL.
20270 (remove_unused_locals): If current_function_decl is
20271 polymorphic_ctor_dtor_p, pass initial true to
20272 remove_unused_scope_block_p' is_ctor_dtor_block.
20274 2016-04-14 Martin Sebor <msebor@redhat.com>
20279 * doc/extend.texi (Variable Length): Revert.
20281 2016-04-14 Marek Polacek <polacek@redhat.com>
20282 Jan Hubicka <hubicka@ucw.cz>
20285 * tree.c (verify_type): Disable the canonical type of main variant
20288 2016-04-14 Jason Merrill <jason@redhat.com>
20290 * cfgexpand.c, expr.c: Revert previous change.
20292 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
20294 PR middle-end/70643
20295 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
20296 when building a mem ref for the incoming reduction variable.
20298 2016-04-14 Richard Biener <rguenther@suse.de>
20300 PR tree-optimization/70614
20301 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
20302 loop if the evolution dropped to chrec_dont_know.
20303 (interpret_condition_phi): Likewise.
20305 2016-04-14 Richard Biener <rguenther@suse.de>
20307 PR tree-optimization/70623
20308 * tree-ssa-pre.c (changed_blocks): Make global ...
20309 (compute_antic): ... local here. Move and fix worklist
20310 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
20311 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
20312 worklist handling, dump when ANTIC_IN changed.
20313 (compute_partial_antic_aux): Remove worklist handling.
20314 (init_pre): Do not compute post dominators. Add a comment about
20315 the CFG order chosen.
20316 (fini_pre): Do not free post dominators.
20318 2016-04-13 Martin Sebor <msebor@redhat.com>
20323 * doc/extend.texi (Variable Length): Document C++ specifics.
20325 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20328 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
20329 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
20330 eh edges have been purged.
20333 * tree-sra.c (create_access_replacement,
20334 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
20336 * tree-pretty-print.c (dump_fancy_name): New function.
20337 (dump_decl_name, dump_generic_node): Use it.
20339 2016-04-13 Jason Merrill <jason@redhat.com>
20341 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
20342 * expr.c (expand_expr_real_1): Likewise.
20344 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
20346 * config/i386/i386.md (kunpckhi): Swap operands.
20347 (kunpcksi): Likewise.
20348 (kunpckdi): Likewise.
20349 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
20350 (vec_pack_trunc_<mode>): Likewise.
20352 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20355 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
20357 PR middle-end/70633
20358 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
20359 gimplification turns some element into non-constant.
20362 * rtl.h (convert_memory_address_addr_space_1): New prototype.
20363 * explow.c (convert_memory_address_addr_space_1): No longer static,
20364 add NO_EMIT argument and don't call convert_modes if true, pass
20365 it down recursively, remove break after return.
20366 (convert_memory_address_addr_space): Adjust caller.
20367 * simplify-rtx.c (simplify_unary_operation_1): Call
20368 convert_memory_address_addr_space_1 instead of convert_memory_address,
20369 if it returns NULL, don't simplify.
20371 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
20374 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
20376 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20378 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20379 Bump the upper SIMDLEN limits, so that if the return type or
20380 characteristic type if the return type is void can be passed in
20381 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
20384 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20387 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
20388 Do not use "=" constraint on an input constraint.
20389 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
20390 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
20391 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
20392 generates (neg (abs ...)) instead of (abs ...).
20394 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20396 PR rtl-optimization/70596
20397 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
20398 just invalidate LRA data and reset them. Adjust dump wording.
20400 2016-04-12 Martin Liska <mliska@suse.cz>
20403 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20405 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20407 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20408 max_loop_iterations_int.
20409 (tree_unswitch_outer_loop): Likewise.
20410 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20411 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20413 2016-04-12 Tom de Vries <tom@codesourcery.com>
20415 PR tree-optimization/68756
20416 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
20417 instead of new_name.
20419 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20421 PR tree-optimization/70602
20422 * tree-sra.c (generate_subtree_copies): Don't write anything into
20423 constant pool decls.
20425 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
20426 regardless whether there are depend clauses or not.
20428 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20431 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
20432 target attribute and pragma from changing the -mfloat128
20433 and -mfloat128-hardware options.
20435 * doc/extend.texi (Additional Floating Types): Document PowerPC
20436 __float128 restrictions.
20438 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20441 * config/aarch64/driver-aarch64.c
20442 (aarch64_get_extension_string_for_isa_flags): New.
20443 (arch_extension): Rename to...
20444 (aarch64_arch_extension): ...This.
20445 (ext_to_feat_string): Rename to...
20446 (aarch64_extensions): ...This.
20447 (aarch64_core_data): Keep track of architecture extension flags.
20448 (cpu_data): Rename to...
20449 (aarch64_cpu_data): ...This.
20450 (aarch64_arch_driver_info): Keep track of architecture extension
20452 (get_arch_name_from_id): Rename to...
20453 (get_arch_from_id): ...This, change return type.
20454 (host_detect_local_cpu): Update and reformat for renames, handle
20455 extensions through common infrastructure.
20457 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20460 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
20461 track of a canonical flag name.
20462 (all_extensions): Likewise.
20463 (arch_to_arch_name): Also track extension flags enabled by the arch.
20464 (all_architectures): Likewise.
20465 (aarch64_parse_extension): Move to here.
20466 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
20468 (aarch64_rewrite_selected_cpu): Update for above change.
20469 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
20470 are handled, such that the single explicit value enabled by an
20471 extension is kept seperate from the implicit values it also enables.
20472 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
20474 (aarch64_parse_extension): New.
20475 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
20476 here to config/aarch64/aarch64-protos.h.
20477 (aarch64_parse_extension): Move from here to
20478 common/config/aarch64/aarch64-common.c.
20479 (aarch64_option_print): Update.
20480 (aarch64_declare_function_name): Likewise.
20481 (aarch64_start_file): Likewise.
20482 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
20483 the canonical flag for extensions.
20484 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
20487 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20489 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
20492 2016-04-09 Tom de Vries <tom@codesourcery.com>
20494 PR tree-optimization/68953
20495 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
20496 first to last subscript.
20498 2016-04-09 Jakub Jelinek <jakub@redhat.com>
20500 PR tree-optimization/70586
20501 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
20504 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
20508 PR tree-optimization/70373
20509 PR middle-end/70533
20510 PR middle-end/70534
20511 PR middle-end/70535
20512 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20513 clauses for acc parallel reductions as necessary. Error on those
20515 * omp-low.c (scan_sharing_clauses): Don't install variables which
20516 are used in acc parallel reductions.
20517 (lower_rec_input_clauses): Remove dead code.
20518 (lower_oacc_reductions): Add support for reference reductions.
20519 (lower_reduction_clauses): Remove dead code.
20520 (lower_omp_target): Don't remap variables appearing in acc parallel
20522 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20524 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20526 PR middle-end/70593
20527 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20528 with multiple SSA_NAME defs, force the outputs other than first
20529 to be live before calling live_track_process_def on each output.
20531 PR rtl-optimization/70574
20532 * fwprop.c (forward_propagate_and_simplify): Don't add
20533 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20534 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20535 paradoxical subregs within *loc.
20537 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20539 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20540 -ftree-parallelize-loops={0,1}.
20541 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20542 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20543 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20544 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20545 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20547 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20550 * asan.c (instrument_derefs): If we get unknown location, extract it
20551 with EXPR_LOCATION.
20552 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20554 2016-04-08 Tom de Vries <tom@codesourcery.com>
20556 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20557 implicit firstprivate clause.
20559 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20562 * config/arm/thumb2.md (tst + branch-> lsls + branch
20563 peephole below *orsi_not_shiftsi_si): Require that condition
20564 register is dead after the peephole.
20565 (second peephole after the above): Likewise.
20567 2016-04-08 Alan Modra <amodra@gmail.com>
20570 * builtins.c (fold_builtin_classify): For IBM extended precision,
20571 look at just the high-order double to test for NaN.
20572 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20573 test just the high double for Inf but both doubles for subnormal
20576 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20578 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20579 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20580 node->simdclone->mask_mode != VOIDmode masks.
20581 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20582 earlier, use it instead of node->simdclone.
20583 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20584 Set clonei->mask_mode.
20586 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20589 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20590 Pass it through to cp_parser_already_scoped_statement.
20591 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20592 it through to cp_parser_statement.
20593 (cp_parser_statement): Pass IF_P through to
20594 cp_parser_iteration_statement.
20595 (cp_parser_pragma): Adjust call to
20596 cp_parser_iteration_statement.
20598 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20601 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20602 resolve a future -Wparentheses warning.
20603 * omp-low.c (scan_sharing_clauses): Likewise.
20604 * tree-parloops.c (eliminate_local_variables): Likewise.
20606 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20608 PR rtl-optimization/70398
20609 * lra-constraints.c (process_address_1): Check zero scale and code
20610 for reloading with zero scale.
20612 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20614 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20615 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20617 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20619 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20620 Add support for AVX512F clones, include them by default for
20621 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20622 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20625 PR middle-end/70550
20626 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20627 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20628 firstprivate clauses.
20629 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20630 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20631 (lower_omp_target): Set TREE_NO_WARNING for
20632 non-addressable possibly uninitialized vars which are copied into
20633 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20635 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20637 * config/pa/predicates.md (integer_store_memory_operand): Accept
20638 REG+D operands with a large offset when reload_in_progress is true.
20639 (floating_point_store_memory_operand): Likewise.
20641 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20644 * match.pd (nested int casts): Limit to GIMPLE.
20646 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20649 * ipa-devirt.c (maybe_record_node): Fix comment; use
20650 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20652 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20654 PR rtl-optimization/70542
20655 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20656 if there are any uses other than insn or debug insns.
20658 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20659 Jakub Jelinek <jakub@redhat.com>
20661 PR tree-optimization/70509
20662 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20663 Shift HOST_WIDE_INT_1U instead of 1.
20665 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20667 PR tree-optimization/70509
20668 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20669 of the vector base type for index.
20671 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20674 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20676 2016-04-05 Richard Biener <rguenther@suse.de>
20678 PR tree-optimization/70526
20679 * tree-sra.c (build_ref_for_offset): Use prev_base to
20680 extract the alias pointer type.
20682 2016-04-05 Richard Biener <rguenther@suse.de>
20684 * dse.c (struct store_info): Remove alias_set member.
20685 (struct read_info_type): Likewise.
20686 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20687 spill_deleted, clear_alias_set_lookup): Remove.
20688 (get_group_info): Remove dead base == NULL_RTX case.
20689 (dse_step0): Remove initialization of removed variables.
20690 (delete_dead_store_insn): Reomve alias set dumping.
20691 (free_read_records): Remove alias_set handling.
20692 (canon_address): Remove alias_set_out parameter.
20693 (record_store): Remove spill_alias_set, it's always zero.
20694 (check_mem_read_rtx): Likewise.
20695 (dse_step2): Rename from ...
20696 (dse_step2_nospill): ... this. Adjust.
20697 (scan_stores): Rename from ...
20698 (scan_stores_nospill): ... this.
20699 (scan_reads): Rename from ...
20700 (scan_reads_nospill): ... this.
20701 (scan_stores_spill, scan_reads_spill): Remove.
20702 (dse_step3_scan): Remove for_spills argument which is always false.
20703 (dse_step3): Likewise.
20704 (dse_step5): Rename from ...
20705 (dse_step5_nospill): ... this. Remove alias_set handling.
20706 (rest_of_handle_dse): Adjust.
20708 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20711 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
20712 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
20713 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
20714 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
20716 2016-04-05 Richard Biener <rguenther@suse.de>
20718 PR middle-end/70499
20719 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
20720 non-register type temporaries into SSA.
20722 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
20725 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
20726 calls when sanitizing.
20727 (possible_polymorphic_call_target_p): Fix formatting.
20729 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20730 Jakub Jelinek <jakub@redhat.com>
20732 PR middle-end/70457
20733 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
20734 to ensure a call statement is compatible with a built-in's
20736 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
20739 2016-04-04 Richard Biener <rguenther@suse.de>
20741 PR rtl-optimization/70484
20742 * rtl.h (canon_output_dependence): Declare.
20743 * alias.c (canon_output_dependence): New function.
20744 * dse.c (record_store): Use canon_output_dependence rather
20745 than canon_true_dependence.
20747 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20750 * cgraph.h (symtab_node::copy_visibility_from): New function.
20751 * symtab.c (symtab_node::copy_visibility_from): New function.
20752 * ipa-visibility.c (optimize_weakref): New function.
20753 (function_and_variable_visibility): Use it.
20755 2016-04-04 Martin Liska <mliska@suse.cz>
20758 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
20759 value that is really in range handled by SBR instruction.
20760 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
20761 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
20762 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
20764 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
20768 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
20769 set, but not for SP_REG operands.
20771 2016-04-02 Martin Sebor <msebor@redhat.com>
20774 * fold-const.c (maybe_nonzero_address): New function.
20775 (fold_comparison): Call it. Fold equality and relational
20776 expressions involving null pointers.
20777 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20779 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20781 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20782 the "Y" constraint (scalar FP 0.0 immediate).
20784 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20785 Add the "const_double" to the list of operand constraints.
20787 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20789 PR rtl-optimization/70467
20790 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20791 If low word of the last operand is 0, just emit addition/subtraction
20794 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20797 * config/s390/s390.c (s390_expand_insv): Check for everything
20798 constant instead of just VOIDmode stuff.
20800 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20803 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20805 2016-04-01 Nathan Sidwell <nathan@acm.org>
20807 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20809 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20811 PR rtl-optimization/70461
20812 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20815 2016-03-31 Martin Liska <mliska@suse.cz>
20818 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20819 a tree value or an immediate integer value to a buffer
20820 that is eventually copied to a BRIG section.
20821 (emit_immediate_operand): Call the function here.
20822 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20823 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20824 of class' fields that are removed.
20825 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20826 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20827 m_brig_repr_size fields.
20829 2016-03-31 Martin Liska <mliska@suse.cz>
20832 * hsa-gen.c (hsa_function_representation::update_dominance): New
20834 (convert_addr_to_flat_segment): Likewise.
20835 (gen_hsa_memory_set): New alignment argument.
20836 (gen_hsa_ctor_assignment): Likewise.
20837 (gen_hsa_insns_for_single_assignment): Provide alignment
20838 to gen_hsa_ctor_assignment.
20839 (gen_hsa_insns_for_direct_call): Add new argument.
20840 (expand_lhs_of_string_op): New function.
20841 (expand_string_operation_builtin): Likewise.
20842 (expand_memory_copy): New function.
20843 (expand_memory_set): New function.
20844 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20845 (convert_switch_statements): Change signature.
20846 (generate_hsa): Use a return value of the function.
20847 (pass_gen_hsail::execute): Do not call
20848 convert_switch_statements here.
20849 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20850 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20851 (hsa_function_representation::update_dominance): New function.
20853 2016-03-31 Martin Liska <mliska@suse.cz>
20856 * hsa-brig.c (emit_directive_variable): Emit alignment
20857 according to hsa_symbol::m_align.
20858 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20859 (dump_hsa_symbol): Dump alignment of HSA symbols.
20860 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20861 (gen_hsa_addr_with_align): New function.
20862 (hsa_bitmemref_alignment): Use newly added function.
20863 (gen_hsa_insns_for_load): Likewise.
20864 (gen_hsa_insns_for_store): Likewise.
20865 (gen_hsa_memory_copy): New argument added.
20866 (gen_hsa_insns_for_single_assignment): Respect
20867 alignment for assignments processed via gen_hsa_memory_copy.
20868 (gen_hsa_insns_for_direct_call): Likewise.
20869 (gen_hsa_insns_for_return): Likewise.
20870 (gen_function_def_parameters): Set default alignment.
20871 * hsa.c (hsa_object_alignment): New function.
20872 (hsa_byte_alignment): Pasted function.
20873 * hsa.h (hsa_symbol::m_align): New field.
20875 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20877 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20878 scratch field for goto case.
20880 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20882 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20884 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20887 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20888 (scalar_chain::convert_insn): Call convert_op for reg
20889 moves to handle undefined registers.
20891 2016-03-31 Nathan Sidwell <nathan@acm.org>
20894 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20895 Assert we don't want to move backwards.
20897 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20900 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20902 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20904 PR rtl-optimization/70460
20905 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20906 with operand from REG_LABEL_OPERAND, instead substitute
20907 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20908 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20910 2016-03-31 Martin Liska <mliska@suse.cz>
20912 * passes.c (execute_one_pass): Do not call
20913 todo_after for a discarded function.
20915 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20917 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20918 (no_cost, infinite_cost): Initialize the new field.
20919 (get_computation_cost_at): Record setup cost.
20920 (determine_use_iv_cost_address): Skip cost computation for sub
20921 uses if we can estimate it without losing accuracy.
20923 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20925 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20927 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20928 max_loop_iterations_int.
20929 (tree_unswitch_outer_loop): Likewise.
20930 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20931 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20933 2016-03-30 Richard Biener <rguenther@suse.de>
20935 PR middle-end/70450
20936 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20938 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20941 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20942 in gen_blendm expander.
20944 2016-03-30 Nick Clifton <nickc@redhat.com>
20947 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20948 case where we are already provided with an SImode SUBREG.
20950 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20953 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20954 conflict between DRAP register and __builtin_eh_return.
20956 2016-03-30 Michael Matz <matz@suse.de>
20957 Richard Biener <rguenther@suse.de>
20960 * ipa-polymorphic-call.c (struct type_change_info): Change
20961 speculative to an unsigned allowing to limit the work we do.
20962 (csftc_abort_walking_p): New inline function..
20963 (check_stmt_for_type_change): Limit the number of may-defs
20964 skipped for speculative devirtualization to
20965 max-speculative-devirt-maydefs.
20966 * params.def (max-speculative-devirt-maydefs): New param.
20967 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20969 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20972 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
20975 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
20977 PR tree-optimization/59124
20978 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
20979 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
20981 2016-03-29 Jeff Law <law@redhat.com>
20983 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
20985 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20987 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
20990 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
20992 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
20993 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
20994 gcrt0.o if linking dynamically.
20996 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20999 * ipa-devirt.c (methods_equal_p): New function.
21000 (compare_virtual_tables): Use it.
21001 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
21002 * cgraphclones.c (clone_function_name_1): Use
21003 symbol_table::symbol_suffix_separator.
21004 * coverage.c (build_var): Likewise.
21005 * symtab.c (symbol_table::symbol_suffix_separator): New.
21007 2016-03-29 Jakub Jelinek <jakub@redhat.com>
21009 PR rtl-optimization/70429
21010 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
21011 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
21012 mode != result_mode.
21015 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
21017 PR tree-optimization/70405
21018 * ssa-iterators.h (num_imm_uses): Add missing braces.
21020 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
21022 PR rtl-optimization/68695
21023 * ira-color.c (allocno_copy_cost_saving): New.
21024 (improve_allocation): Use it.
21026 2016-03-29 Richard Henderson <rth@redhat.com>
21028 PR middle-end/70355
21029 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
21031 2016-03-29 Richard Biener <rguenther@suse.de>
21033 PR middle-end/70424
21034 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
21035 use alignment returned by get_pointer_alignment_1 if it is
21036 bigger than BITS_PER_UNIT.
21037 * builtins.c (get_pointer_alignment_1): Do not return true
21038 for alignment extracted from SSA info.
21040 2016-03-28 James Bowman <james.bowman@ftdichip.com>
21042 * config/ft32/ft32.opt (mnodiv): New.
21043 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
21044 * doc/invoke.texi (FT32 Options -mnodiv): New.
21046 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
21049 * config/i386/i386.md (define_split, andn): Fix modes.
21051 2016-03-26 Richard Biener <rguenther@suse.de>
21052 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21055 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
21057 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
21058 as 2nd argument to cl_optimization_restore().
21060 2016-03-25 Richard Henderson <rth@redhat.com>
21063 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
21064 * config/aarch64/aarch64-protos.h: Declare it.
21065 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
21067 2016-03-25 Alan Modra <amodra@gmail.com>
21070 * config/rs6000/constraints.md (j): Simplify.
21071 * config/rs6000/predicates.md (easy_fp_constant): Exclude
21073 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
21074 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
21075 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
21076 in all constraint alternatives.
21077 (movtd_64bit_nodm): Delete "j" constraint alternative.
21079 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21081 * tree-ssa-propagate.c: Enhance docs for
21082 SSA_PROP_NOT_INTERESTING.
21084 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21086 * doc/extend.texi: Fix typo in documentation to pure attribute.
21088 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
21091 * config/pa/pa.md (bswapdi2): Use a scratch register.
21093 2016-03-24 Richard Henderson <rth@redhat.com>
21095 PR middle-end/69845
21096 * fold-const.c (extract_muldiv_1): Correct test for multiplication
21099 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
21101 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
21102 using ix86_expand_binary_operator instead of gen_andsi3.
21104 2016-03-24 Richard Biener <rguenther@suse.de>
21106 PR tree-optimization/70396
21107 * tree-vect-stmts.c (vectorizable_comparison): Use
21108 get_vectype_for_scalar_type.
21110 2016-03-24 Richard Biener <rguenther@suse.de>
21112 PR middle-end/70370
21113 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
21114 with register bases.
21116 2016-03-24 Richard Biener <rguenther@suse.de>
21118 PR tree-optimization/70372
21119 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
21120 build_all_ones_cst to also handle vector types correctly.
21122 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21125 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
21128 2016-03-23 Marek Polacek <polacek@redhat.com>
21131 * doc/invoke.texi: Document -Wignored-attributes.
21133 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21135 PR tree-optimization/69042
21136 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
21137 parameter from 30 to 40.
21139 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21141 PR tree-optimization/69042
21142 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
21143 for use with constant offset stripped in base.
21145 2016-03-23 Richard Biener <rguenther@suse.de>
21147 PR middle-end/70251
21148 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
21149 mode compatibility check.
21150 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21152 2016-03-23 Jeff Law <law@redhat.com>
21154 PR tree-optimization/64058
21155 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
21157 (struct ssa_conflicts): Move up earlier in the file.
21158 (conflicts_, var_map_): New static variables.
21159 (initialize_conflict_count): New function to initialize the
21160 CONFLICT_COUNT field for each conflict pair.
21161 (compare_pairs): Lazily initialize the conflict count and use it
21162 as the first tie-breaker.
21163 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
21164 and wipe conflicts_ and map_ around the call to qsort. Remove
21165 special case for 2 coalesce pairs.
21166 * bitmap.c (bitmap_count_unique_bits): New function.
21167 (bitmap_count_bits_in_word): New function, extracted from
21169 (bitmap_count_bits): Use bitmap_count_bits_in_word.
21170 * bitmap.h (bitmap_count_unique_bits): Declare it.
21172 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
21175 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
21176 transparent alias chain for decl assembler name.
21177 * config/sol2.c (solaris_assemble_visibility): Likewise.
21179 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21181 * config/arm/arm1020e.md (1020call_op): Reduce reservation
21183 (v10_fdivs): Likewise.
21184 (v10_fdivd): Likewise.
21186 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21189 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
21190 to not call fclose twice on file.
21192 2016-03-23 Jakub Jelinek <jakub@redhat.com>
21194 PR tree-optimization/70354
21195 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21196 oprnd0 is wider than oprnd1 and there is a cast from the wider
21197 type to oprnd1, mask it with the mask of the narrower type.
21200 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
21201 Optimize TARGET_STV splitters, if high or low word of last argument
21204 2016-03-22 Jeff Law <law@redhat.com>
21207 tree-ssa-threadbackward.c
21208 (fsm_find_control_statement_thread_paths): Correctly distinguish
21209 between old style jump threads vs FSM jump threads.
21211 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
21214 * config/i386/i386.c (scalar_chain::convert_op): Support
21215 uninitialized register usage case.
21217 2016-03-22 Richard Biener <rguenther@suse.de>
21219 PR middle-end/70251
21220 * genmatch.c (gen_transform): Adjust last parameter to a three-state
21222 (capture::gen_transform): ... to change behavior when substituting
21223 a condition into cond or not-cond expr context.
21224 (dt_simplify::gen_1): Adjust.
21225 * gimple-match-head.c: Include gimplify.h for unshare_expr.
21226 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
21227 last change and instead change to
21228 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
21229 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21231 2016-03-22 Anthony Green <green@moxielogic.com>
21233 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
21234 issue for moxiebox targets.
21235 (CC1PLUS_SPEC): Ditto.
21237 2016-03-22 Richard Biener <rguenther@suse.de>
21239 PR middle-end/70333
21240 * fold-const.c (extract_muldiv_1): Properly perform multiplication
21243 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21245 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
21247 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21250 * config/i386/i386.c (def_builtin): Handle
21251 OPTION_MASK_ISA_AVX512VL to be and-ed with other
21253 (const struct builtin_description bdesc_special_args[]):
21254 Remove duplicate ISA bits.
21256 2016-03-22 Jakub Jelinek <jakub@redhat.com>
21259 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
21260 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
21261 in a way that works also for AVX512BW.
21264 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
21265 instead of source if operands[1] is xmm16 and above and
21266 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
21267 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
21270 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
21271 on assign if (*from_p) is a comparison, set it to
21272 TREE_NO_WARNING (*from_p).
21274 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21276 PR middle-end/70326
21277 * lra.c (restore_scratches): Ignore deleted insns.
21279 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
21280 Jakub Jelinek <jakub@redhat.com>
21282 PR tree-optimization/70317
21283 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
21286 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
21289 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
21290 of ix86_expand_move.
21292 (movti): Use general_operand for operand 1 predicate.
21294 2016-03-21 Martin Liska <mliska@suse.cz>
21296 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
21298 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
21300 2016-03-21 Martin Liska <mliska@suse.cz>
21303 * ipa-icf.c (sem_function::parse): Skip static
21304 constructors and destructors.
21306 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21309 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
21310 function-like macro, peek following token(s) if it is followed
21311 by CPP_OPEN_PAREN token with optional padding in between, and
21312 if not, don't treat it like a macro.
21314 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
21315 Alexander Monakov <amonakov@ispras.ru>
21317 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
21318 for the stabs debug format.
21320 2016-03-21 Richard Biener <rguenther@suse.de>
21322 PR tree-optimization/70310
21323 * tree-vect-generic.c (expand_vector_condition): Fold the built
21326 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
21329 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
21330 Block third alternative for AVX-512VL target,
21332 2016-03-21 Martin Liska <mliska@suse.cz>
21335 * hsa-brig.c (emit_function_directives): Mark unemitted
21336 global variables for emission.
21337 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
21338 (get_symbol_for_decl): Likewise.
21339 * hsa.h (struct hsa_symbol): New flag.
21341 2016-03-21 Richard Biener <rguenther@suse.de>
21343 PR tree-optimization/70288
21344 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
21345 we do not estimate unsimplified all-constant conditionals or
21346 switches as optimized away.
21348 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
21350 PR rtl-optimization/69102
21351 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
21352 when we have a readonly dependency context.
21354 2016-03-18 Jeff Law <law@redhat.com>
21356 PR rtl-optimization/70263
21357 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
21358 (update_equiv_regs): When trying to move a store to after the insn
21359 that sets the source of the store, make sure the store occurs after
21360 the insn that sets the source of the store. When successful note
21361 the REG_EQUIV note created in the dump file.
21363 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
21364 Bernd Schmidt <bschmidt@redhat.com>
21366 * doc/extend.texi: Document more potential problems with basic asms.
21368 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
21370 PR rtl-optimization/70278
21371 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
21374 2016-03-18 Jason Merrill <jason@redhat.com>
21376 * calls.c (load_register_parameters): Fix zero size sibcall logic.
21378 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
21380 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
21381 values to 128b regs.
21383 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21385 PR tree-optimization/70252
21386 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
21387 boolean vector has a proper number of elements.
21388 (supportable_narrowing_operation): Likewise.
21390 2016-03-18 Tom de Vries <tom@codesourcery.com>
21393 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
21395 2016-03-18 Jakub Jelinek <jakub@redhat.com>
21397 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
21398 instead of replace_rtx for DEBUG_INSNs.
21400 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21402 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
21403 load type reservations.
21405 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
21408 * config/pa/constraints.md: Revert 2015-02-13 change. Use
21409 define_constraint for "Q" and "T" constraints.
21411 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
21413 Tweak the pipeline model for Exynos M1
21415 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
21418 2016-03-17 David Malcolm <dmalcolm@redhat.com>
21421 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
21422 where one or both locations aren't within a line_map.
21424 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
21427 * opts.c (finish_options): Don't set flag_pie to the default if
21428 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
21431 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
21433 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
21434 true as ALL_REGS argument to replace_rtx.
21436 2016-03-17 Richard Biener <rguenther@suse.de>
21439 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
21442 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21445 * rtl.h (replace_rtx): Add ALL_REGS argument.
21446 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
21447 equality and assert mode is the same, instead of just rtx pointer
21449 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
21450 true as ALL_REGS argument to replace_rtx.
21452 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
21454 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
21455 for boolean vector with vector mode only.
21456 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21458 2016-03-17 Nick Clifton <nickc@redhat.com>
21461 * config/rx/rx.c (rx_print_integer): Print negative constants in
21464 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21467 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
21469 2016-03-16 Richard Henderson <rth@redhat.com>
21470 Richard Biener <rguenth@suse.de>
21472 PR middle-end/70240
21473 PR middle-end/68215
21475 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
21476 first operand as is_gimple_condexpr.
21478 PR middle-end/70240
21479 PR middle-end/68215
21481 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
21482 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
21483 Do not gimplify the result.
21484 (do_unop): Adjust call to tree_vec_extract.
21485 (do_binop): Likewise.
21486 (do_compare): Likewise.
21487 (do_plus_minus): Likewise.
21488 (do_negate): Likewise.
21489 (expand_vector_condition): Likewise.
21490 (do_cond): Likewise.
21492 2016-03-16 Richard Henderson <rth@redhat.com>
21495 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
21496 (aarch64_classify_address): Use it.
21497 (aarch64_legitimize_address): Force all subexpressions of PLUS
21498 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
21500 2016-03-16 Jakub Jelinek <jakub@redhat.com>
21501 Richard Biener <rguenth@suse.de>
21504 * rtlanal.c (replace_rtx): For REG, if from is a REG,
21505 return to even if only REGNO is equal, and assert
21508 2016-03-11 Jeff Law <law@redhat.com>
21510 PR rtl-optimization/70224
21511 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21513 2016-03-16 Richard Henderson <rth@redhat.com>
21515 PR middle-end/70199
21516 * function.h (struct function): Add has_forced_label_in_static.
21517 * gimplify.c (force_labels_r): Set it.
21518 * lto-streamer-in.c (input_struct_function_base): Read it.
21519 * lto-streamer-out.c (output_struct_function_base): Write it.
21520 * tree-inline.c (has_label_address_in_static_1): Remove.
21521 (copy_forbidden): Remove fndecl parameter; test
21522 has_forced_label_in_static.
21523 (inline_forbidden_p): Update call to copy_forbidden.
21524 (tree_versionable_function_p): Likewise.
21525 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21526 (chkp_versioning): Likewise.
21527 * tree-inline.h (copy_forbidden): Update decl.
21529 2016-03-16 Marek Polacek <polacek@redhat.com>
21532 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21533 function being thunked if the result type doesn't have fixed size.
21534 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21535 doesn't have fixed size.
21537 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21539 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21540 reporting malformed loop nest.
21542 2016-03-16 Tom de Vries <tom@codesourcery.com>
21545 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21546 nodes.length () == 1 test to before first nodes[0] access.
21548 2016-03-16 Tom de Vries <tom@codesourcery.com>
21550 PR tree-optimization/68715
21551 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21552 single_pred_p test.
21554 2016-03-16 Tom de Vries <tom@codesourcery.com>
21556 PR tree-optimization/68809
21557 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21560 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21561 Sandra Loosemore <sandra@codesourcery.com>
21563 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21564 on leaf attribute. Mention ELF interposition problems.
21566 2016-03-16 Alan Modra <amodra@gmail.com>
21568 PR rtl-optimization/69195
21569 PR rtl-optimization/47992
21570 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21573 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21576 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21578 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21580 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21582 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21584 PR rtl-optimization/70222
21585 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21586 optimization if mode is different from result_mode, queue up masking
21587 of the result in outer_op. Formatting fix.
21589 PR middle-end/70239
21590 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21593 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21595 PR rtl-optimization/69032
21596 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21597 looping backwards over basic block insns.
21599 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21602 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21603 to non-speculative when propagating trap bits.
21605 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21607 PR rtl-optimization/63384
21608 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21609 DEBUG_INSN_P insns.
21611 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21614 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21615 factored out from ...
21616 (sched_analyze_insn): ... here.
21617 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21618 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21619 get_implicit_reg_pending_clobbers in it.
21620 (setup_id_reg_sets): Use setup_id_implicit_regs.
21621 (deps_init_id): Ditto.
21623 2016-03-15 Tom de Vries <tom@codesourcery.com>
21626 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21628 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21629 execute_function_dump.
21630 (execute_one_pass): Don't dump function if it will be dumped after ipa
21633 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21635 * genrecog.c (match_pattern_2): If pred is NULL don't call
21636 safe_predicate_mode on it.
21638 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21640 PR middle-end/70219
21641 * lra-constraints.c (delete_move_and_clobber): Change assertion
21642 to also allow dregno == 0.
21644 2016-03-14 Richard Henderson <rth@redhat.com>
21647 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21648 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21649 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21650 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21653 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21656 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21658 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21660 * lra-constraints.c (split_reg): For hard regs, try to find the
21661 biggest single-register mode used in the function.
21663 2016-03-14 Richard Biener <rguenther@suse.de>
21665 PR tree-optimization/56365
21666 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21667 constants to compare against.
21669 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21672 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21673 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21674 (define_split for the GPR case): Use int_reg_operand instead of
21675 gpc_reg_operand for the output.
21677 2016-03-14 Tom de Vries <tom@codesourcery.com>
21679 PR tree-optimization/70045
21680 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21681 create_empty_if_region_on_edge argument.
21683 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21685 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21686 (STACK_CHECK_PROTECT): Likewise.
21687 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21688 (STACK_CHECK_PROTECT): Likewise.
21689 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21690 (STACK_CHECK_PROTECT): Likewise.
21691 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
21692 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21693 (STACK_CHECK_PROTECT): Likewise.
21695 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
21697 PR rtl-optimization/69307
21698 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
21699 registers in modes that span more than one register.
21701 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
21704 * lra-constraints.c (delete_move_and_clobber): New.
21705 (remove_inheritance_pseudos): Use it.
21707 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
21710 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
21711 the libcall is LCT_THROW.
21712 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
21713 for the checking routine.
21715 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21718 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
21719 optimization if we have direct move.
21720 (roundu32<mode>2_fprs): Likewise.
21722 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
21725 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
21727 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
21728 Arguments swapped. All callers changed. Take reg_renumber into
21729 account, and Calculate and compare register ranges for hard regs.
21731 2016-03-11 Jeff Law <law@redhat.com>
21733 PR tree-optimization/70190
21734 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21735 Handle cases where we can not extract the taken edge, even though we
21736 found a constant value.
21738 PR tree-optimization/64058
21739 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
21740 (num_coalesce_pairs): Move up earlier in file.
21741 (find_coalesce_pair): Initialize the INDEX field for each pair
21743 (compare_pairs): No longer sort on the elements in each pair.
21744 Instead break ties with the index of the coalesce pair.
21746 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21749 * config/aarch64/aarch64-protos.h
21750 (aarch64_save_restore_target_globals): New prototype.
21751 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
21752 Call the above when popping pragma.
21753 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
21755 (aarch64_set_current_function): Rewrite using the above.
21757 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21759 PR tree-optimization/70177
21760 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
21761 (extract_ops_from_tree): ... this. In the 2 argument
21762 overload remove _1 suffix.
21763 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
21764 (extract_ops_from_tree): ... this.
21765 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
21767 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
21768 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
21769 extract_ops_from_tree instead of 2 operand one.
21771 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
21773 PR tree-optimization/70013
21774 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
21775 for constant-pool entries.
21777 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21779 PR rtl-optimization/70174
21780 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21781 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21783 PR tree-optimization/70169
21784 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21785 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21788 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21789 Jakub Jelinek <jakub@redhat.com>
21792 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21793 of uninitialized values.
21795 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21797 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21799 ("*trunctddd2"): New pattern definition.
21800 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21803 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21805 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21806 definitions for BFP and DFP rounding modes.
21807 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21808 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21809 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21810 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21813 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21815 * config/s390/constraints.md: Adjust comment.
21816 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21817 s390_decompose_addrstyle_without_index.
21818 * config/s390/predicates.md (shift_count_or_setmem_operand):
21819 Rename to setmem_operand.
21820 * config/s390/s390-protos.h
21821 (s390_decompose_shift_count): Rename to
21822 s390_decompose_addrstyle_without_index.
21823 * config/s390/s390.c (s390_decompose_shift_count)
21824 (s390_mem_constraint, print_shift_count_operand)
21825 (print_operand_address, print_operand): Rename
21826 s390_decompose_shift_count to
21827 s390_decompose_addrstyle_without_index and rename
21828 print_shift_count_operand to print_addrstyle_operand troughout the
21830 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21831 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21832 Rename shift_count_or_setmem_operand to setmem_operand.
21833 * config/s390/vx-builtins.md ("vec_insert<mode>")
21834 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21837 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21840 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21841 Handle overlapping retval and newval.
21843 2016-03-10 Nick Clifton <nickc@redhat.com>
21846 * config/aarch64/aarch64.c
21847 (aarch64_override_options_after_change_1): When forcing
21848 flag_omit_frame_pointer to be true, use a special value that can
21849 be detected if this function is called again, thus preventing
21850 flag_omit_leaf_frame_pointer from being forced to be false.
21852 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21854 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21855 Set x_flag_omit_leaf_frame_pointer when handling
21856 -momit-leaf-frame-pointer.
21858 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21861 * cgraph.c (cgraph_node::dump): Dump split_part and
21862 indirect_call_target.
21863 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21864 * ipa.c (has_addr_references_p): Cleanup.
21865 (is_indirect_call_target_p): New.
21866 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21867 called indirectly as local.
21868 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21870 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21873 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21874 on cxa_pure_virtual.
21876 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21879 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21881 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21884 * tree.c (need_assembler_name_p): Only record main variant type names.
21886 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21889 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21890 Always define to 0 or 1.
21891 (TARGET_FIX_ERR_A53_843419): New macro.
21892 * config/aarch64/aarch64-elf-raw.h
21893 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21894 * config/aarch64/aarch64-linux.h: Likewise.
21895 * config/aarch64/aarch64.c
21896 (aarch64_override_options_after_change_1): Do not default
21897 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21899 (aarch64_attributes): Handle fix-cortex-a53-843419.
21900 (aarch64_can_inline_p): Likewise.
21901 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21903 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21904 Jakub Jelinek <jakub@redhat.com>
21906 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21907 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21908 DECL_COMMONS if flag_unconstrained_commons is set.
21909 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21910 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21911 (funconstrained-commons): Document.
21913 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21915 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21916 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21918 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21920 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21921 has a proper number of elements.
21923 2016-03-10 Alan Modra <amodra@gmail.com>
21925 PR rtl-optimization/69195
21926 PR rtl-optimization/47992
21927 * ira.c (recorded_label_ref): Delete.
21928 (update_equiv_regs): Return void.
21929 (indirect_jump_optimize): New function.
21930 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21931 before regstat_compute_ri. Don't rebuild_jump_labels here.
21932 Delete update_regstat.
21934 2016-03-10 Richard Biener <rguenther@suse.de>
21936 PR tree-optimization/70128
21937 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21938 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21940 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21942 PR tree-optimization/70152
21943 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21944 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21947 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21948 instead of gen_sse2_loadlpd.
21949 * config/i386/sse.md (*vec_concatv2df): Rename to...
21950 (vec_concatv2df): ... this.
21952 PR tree-optimization/70127
21953 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21955 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21959 * diagnostic-show-locus.c (compatible_locations_p): New function.
21960 (layout::layout): Sanitize ranges using compatible_locations_p.
21962 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21966 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21967 location_range param with three const expanded_locations * and a
21969 (layout::layout): Replace call to
21970 rich_location::lazily_expand_location with get_expanded_location.
21971 Extract the range and perform location expansion here, passing
21972 the results to the layout_range ctor.
21973 * diagnostic.c (source_range::debug): Delete.
21974 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
21975 of rich_location::get_expanded_location.
21976 * gcc-rich-location.c (get_range_for_expr): Delete.
21977 (gcc_rich_location::add_expr): Reimplement to avoid the
21978 rich_location::add_range overload that took a location_range,
21979 passing a location_t instead.
21981 2016-03-09 Richard Biener <rguenther@suse.de>
21982 Jakub Jelinek <jakub@redhat.com>
21984 PR tree-optimization/70138
21985 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21986 Also skip vect_double_reduction_def.
21988 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21991 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
21992 if the operand is "m".
21994 2016-03-09 Nathan Sidwell <nathan@acm.org>
21996 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
21998 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22000 * config/i386/i386.c (processor_target_table): Fix cost table
22001 intialization order for znver1.
22003 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22005 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
22006 - becuase -> because.
22007 * ipa-reference.c (ignore_module_statics): Likewise.
22008 * cgraph.c (cgraph_node::get_body): Likewise.
22009 * ipa-inline.c (early_inliner): Likewise.
22010 * ipa-devirt.c (types_same_for_odr): Likewise.
22011 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
22012 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
22014 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22016 * tree-ssa-math-opts.c: Fix typo in comment.
22018 2016-03-08 Jakub Jelinek <jakub@redhat.com>
22021 * config/i386/i386.c (scalar_chain::make_vector_copies,
22022 scalar_chain::convert_reg): Call end_sequence in between
22023 get_insns and emit_conversion_insns rather than after both
22026 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
22029 * config/i386/i386.h (machine_function): Add
22030 pc_thunk_call_expanded flag.
22031 (ix86_pc_thunk_call_expanded): New define.
22032 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
22033 (*set_got): Rename insn pattern from set_got.
22034 (*set_got_labelled): Rename inst pattern from set_got_labelled.
22035 * config/i386/i386.c (ix86_compute_frame_layout): Use
22036 ix86_pc_thunk_call_expanded to prevent red-zone.
22038 2016-03-07 Martin Jambor <mjambor@suse.cz>
22040 * hsa.h (hsa_get_ctor_statements): Declare.
22041 (hsa_get_dtor_statements): Likewise.
22042 (hsa_get_kernel_dispatch_type): Likewise.
22043 * hsa.c (hsa_get_ctor_statements): New function.
22044 (hsa_get_dtor_statements): Likewise.
22045 (hsa_get_kernel_dispatch_type): Likewise.
22046 * hsa-brig.c (hsa_cdtor_statements): Removed.
22047 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
22048 hsa_get_dtor_statements.
22049 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
22050 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
22052 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
22054 * config/arm/arm-cores.def (cortex-r8): New.
22055 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
22056 * config/arm/arm-tune.md: Likewise.
22057 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
22059 2016-03-07 Martin Sebor <msebor@redhat.com>
22061 PR rtl-optimization/19705
22062 * doc/invoke.texi (Options That Control Optimization): Clarify
22063 -fno-branch-count-reg.
22065 2016-02-26 Richard Biener <rguenther@suse.de>
22066 Jeff Law <law@redhat.com>
22068 PR tree-optimization/69740
22069 * cfghooks.c (remove_edge): Request loop fixups if we delete
22070 an edge that might turn an irreducible loop into a natural
22072 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
22073 Move after definition of loops_state_clear.
22075 2016-03-07 Bin Cheng <bin.cheng@arm.com>
22077 PR rtl-optimization/69052
22078 * rtlanal.c (commutative_operand_precedence): Set higher precedence
22081 2016-03-07 Tom de Vries <tom@codesourcery.com>
22083 PR tree-optimization/70116
22084 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
22085 is_tm_ending stmts and ubsan/asan internal functions.
22086 (find_duplicate): Use it. Don't test is_tm_ending here.
22088 2016-03-07 Richard Biener <rguenther@suse.de>
22090 PR tree-optimization/70115
22091 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
22092 (propagate_constants_for_unrolling): Use replace_uses_by.
22094 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
22096 PR middle-end/69916
22097 * omp-low.c (struct oacc_loop): Add ifns.
22098 (new_oacc_loop_raw): Initialize it.
22099 (finish_oacc_loop): Clear mask & flags if no ifns.
22100 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
22101 (oacc_loop_xform_loop): Add ifns arg & adjust.
22102 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
22104 2016-03-07 Richard Henderson <rth@redhat.com>
22107 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
22108 (insert_value_copy_on_edge): Likewise.
22110 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22112 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
22114 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22117 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
22119 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22121 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
22123 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22125 Fix sseimul type attribute.
22126 * config/i386/znver1.md
22127 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
22128 znver1_sseimul_avx256_load) : Fix the type attribute.
22129 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
22130 pipe usage and latency.
22132 2016-03-05 Jakub Jelinek <jakub@redhat.com>
22135 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
22136 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
22139 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22142 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
22144 PR rtl-optimization/69941
22145 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
22146 the reg share its mode.
22148 2016-03-04 Jeff Law <law@redhat.com>
22150 PR tree-optimization/69196
22151 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22152 If the both SSA_NAMEs are anonymous, then consider them unassociated
22153 and include the PHI in the statement count.
22155 2016-03-05 Tom de Vries <tom@codesourcery.com>
22157 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
22158 construct in oacc routine. Check for oacc region in oacc routine.
22160 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22163 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
22164 2016-02-22 changes, instead don't recurse if RECUR is already true.
22165 Don't change *dynamic_check if RECUR. Adjust recursive caller
22166 to pass true to the new argument.
22167 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
22170 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22171 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
22173 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
22175 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22177 PR rtl-optimization/57676
22178 * lra-assigns.c (lra_assign): Guard test for maximum iterations
22179 with flag_checking.
22181 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
22183 * tree-vect-patterns.c (search_type_for_mask): Handle
22184 comparison of booleans.
22186 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22188 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
22192 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
22193 all other ops that have dw_val_class_die_ref operands,
22194 and DW_OP_GNU_entry_value.
22196 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22198 PR rtl-optimization/69904
22199 * config/arm/arm.c (arm_cannot_copy_insn_p):
22200 Return true for load-exclusive instructions.
22202 2016-03-03 Jakub Jelinek <jakub@redhat.com>
22205 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
22206 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
22207 the pattern no matter if it is used just by non-pattern, pattern
22209 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
22210 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22211 oprnd1 def_stmt is in pattern, don't look through it.
22213 2016-03-03 Marek Polacek <polacek@redhat.com>
22215 PR middle-end/70050
22216 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
22218 2016-03-03 Martin Liska <mliska@suse.cz>
22220 PR tree-optimization/70043
22221 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
22222 previous statement if we see a debug statement.
22224 2016-03-03 Richard Biener <rguenther@suse.de>
22226 PR tree-optimization/55936
22227 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
22228 parameter and guard unsafe equivalence use.
22229 (vrp_evaluate_conditional_warnv_with_ops): Always use
22230 safe equivalences but not via the quadratic compare_names
22233 2016-03-03 Michael Collison <michael.collison@linaro.org>
22236 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
22237 for operand 1 to s_register_operand. Change predicate for operand
22238 2 to arm_not_immediate_operand.
22240 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
22242 * doc/tm.texi: Regenerated.
22244 2016-03-02 Richard Henderson <rth@redhat.com>
22247 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
22248 simplification when all args are positive non-fixed registers.
22250 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22252 * target.def (lra_p): Specify that new ports should use LRA.
22254 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22257 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
22258 gimplify_type_sizes the type they refer to.
22259 (omp_notice_variable): Handle reference vars to VLAs.
22260 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
22261 reference to VLA decls in the second pass instead of first pass.
22263 2016-03-02 Tom de Vries <tom@codesourcery.com>
22265 PR tree-optimization/68659
22266 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
22267 new_expr == NULL_TREE.
22268 (get_new_name): Handle ADDR_EXPR.
22270 2016-03-02 Bin Cheng <bin.cheng@arm.com>
22272 PR rtl-optimization/69052
22273 * loop-invariant.c (canonicalize_address): New function.
22274 (inv_can_prop_to_addr_use): Check validity of address expression
22275 which is canonicalized by above function.
22277 2016-03-02 Alan Modra <amodra@gmail.com>
22280 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
22283 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22286 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
22287 (*movhi_internal): Put mask moves from and to memory separately
22288 from moves from/to GPRs.
22290 2016-03-02 Richard Biener <rguenther@suse.de>
22292 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
22293 GENERIC expressions in GIMPLE.
22295 2016-03-02 Richard Biener <rguenther@suse.de>
22297 * config/i386/i386.c (type_natural_mode): Fix typo.
22299 2016-03-02 Nick Clifton <nickc@redhat.com>
22301 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
22303 2016-03-02 Richard Biener <rguenther@suse.de>
22304 Uros Bizjak <ubizjak@gmail.com>
22307 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
22309 2016-03-02 Richard Biener <rguenther@suse.de>
22311 PR middle-end/67278
22312 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
22314 2016-03-02 Marek Polacek <polacek@redhat.com>
22317 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
22318 "is promoted to" warning.
22320 2016-03-01 DJ Delorie <dj@redhat.com>
22322 * config.gcc: Deprecate mep-*.
22324 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
22326 PR middle-end/70025
22327 * lra-constraints.c (regno_val_use_in): New.
22328 (match_reload): Use it instead of regno_use_in.
22330 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22332 PR rtl-optimization/70007
22333 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
22334 references present in REG_EQUAL notes attached to non-SET patterns.
22336 2016-03-01 Jeff Law <law@redhat.com>
22338 PR tree-optimization/69196
22339 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22340 Appropriately clamp the number of statements to copy when the
22341 thread path does not traverse a loop backedge.
22343 PR tree-optimization/69196
22344 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22345 Do count some PHIs in the thread path against the insn count. Decrease
22346 final statement count by one as the control statement in the last
22347 block will get removed. Remove special cased code for handling PHIs
22350 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
22353 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
22354 asm dialect alternatives to explicit GOTPCREL calls.
22356 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22359 * ira.c (do_reload): Issue warning for generic stack checking here...
22360 * reload1.c (reload): ...instead of here and streamline it.
22362 2016-03-01 Nick Clifton <nickc@redhat.com>
22364 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
22366 2016-03-01 Richard Biener <rguenther@suse.de>
22368 PR tree-optimization/69983
22369 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
22370 types and fall back to operand_equal_p.
22372 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22375 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22377 * config/s390/constraints.md ("jm8"): New constraint.
22378 * config/s390/predicates.md ("const_int_8bitset_operand"): New
22380 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
22382 ("*setmem_long<setmem_and>"): New pattern.
22383 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
22385 ("*setmem_long_31z<setmem_and>"): New pattern.
22386 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
22387 New substitution rules with the required attributes.
22390 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22393 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22395 * gensupport.c (process_substs_on_one_elem): Split loop to
22396 complete mark_operands_used_in_match_dup on all expressions in the
22398 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22399 and remove function.
22401 2016-03-01 Richard Biener <rguenther@suse.de>
22403 PR middle-end/70022
22404 * fold-const.c (fold_indirect_ref_1): Fix range checking for
22405 vector BIT_FIELD_REF extract.
22407 2016-03-01 Richard Biener <rguenther@suse.de>
22409 PR tree-optimization/69994
22410 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
22412 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
22414 PR tree-optimization/69956
22415 * tree-vect-stmts.c (supportable_widening_operation): Support
22416 multi-step conversion of boolean vectors.
22417 (supportable_narrowing_operation): Likewise.
22419 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22421 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
22424 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22426 * config/s390/subst.md (DSI_VI): New mode iterator.
22427 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
22428 * config/s390/vector.md ("vec_set<mode>"): Move expander before
22429 the insn definition.
22430 ("*vec_set<mode>"): Change predicate and add alternative to
22431 support only either register or const_int operands as element
22433 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
22435 ("vec_extract<mode>"): New expander.
22436 ("*vec_extract<mode>"): New insn definition supporting reg and
22437 const_int element selectors.
22438 ("*vec_extract<mode>_plus"): New insn definition supporting
22439 reg+const_int element selectors.
22440 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
22441 following expander+insn definition.
22442 ("<vec_shifts_name><mode>3"): New expander.
22443 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
22445 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22447 * config/s390/s390.md ("*tabort_1"): Change predicate to
22448 nonmemory_operand. Add a second alternative to cover
22449 register as well as const int operands.
22450 ("*tabort_1_plus"): New pattern definition.
22452 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22454 * config/s390/s390.md ("*ashrdi3_cc_31")
22455 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
22456 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
22457 Merge insn definitions into ...
22458 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22459 New pattern definition.
22460 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
22461 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
22462 ("*ashr<mode>3_and"): Merge insn definitions into ...
22463 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22464 New pattern definition.
22465 * config/s390/subst.md ("addr_style_op_cc_subst")
22466 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
22467 substitutions patterns plus attributes.
22468 Add ashiftrt to SUBST iterator.
22470 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22472 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
22473 op2 to nonmemory_operand.
22474 ("*<shift>di3_31", "*<shift>di3_31_and"):
22475 Merge into single pattern definition ...
22476 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
22477 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
22478 pattern definition ...
22479 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
22480 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
22483 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22485 * config/s390/predicates.md (const_int_6bitset_operand): New
22487 * config/s390/s390.md: Include subst.md.
22488 ("rotl<mode>3"): New expander.
22489 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
22491 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
22492 * config/s390/subst.md: New file.
22494 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22496 * config/s390/s390.md ("op_type", "atype", "length" attributes):
22497 Remove RRR type. It doesn't really exist.
22498 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
22500 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
22501 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
22502 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
22503 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
22504 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
22505 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
22506 `enabled' attribute.
22508 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22510 * gensupport.c (process_substs_on_one_elem): Split loop to
22511 complete mark_operands_used_in_match_dup on all expressions in the
22513 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22514 and remove function.
22516 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22519 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22520 (CEIL_NWORDS): ...this. Use CEIL macro.
22521 (compute_fp_layout): Adjust to above renaming.
22522 (function_arg_union_value): Likewise.
22523 (sparc_arg_partial_bytes): Likewise.
22524 (sparc_function_arg_advance): Likewise.
22526 2016-02-29 Jeff Law <law@redhat.com>
22528 PR tree-optimization/70005
22529 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22530 where an object with a boolean range is compared against a value
22533 PR tree-optimization/69999
22534 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22535 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22538 2016-02-29 Richard Biener <rguenther@suse.de>
22540 PR tree-optimization/69994
22541 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22542 (get_unary_op): Look through nop conversions.
22543 (ops_equal_values_p): New function, look for equality diregarding
22545 (eliminate_plus_minus_pair): Use ops_equal_values_p
22546 (repropagate_negates): Do not use get_unary_op here.
22548 2016-02-29 Martin Liska <mliska@suse.cz>
22550 * system.h: Poison ENABLE_CHECKING macro.
22552 2016-02-29 Martin Liska <mliska@suse.cz>
22554 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22555 is presented in dump flags.
22556 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22557 (hsa_regalloc): Likewise.
22559 2016-02-19 Richard Biener <rguenther@suse.de>
22561 PR tree-optimization/69980
22562 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22563 permutation of those we need to keep.
22565 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22568 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22569 (NWORDS_UP): ...this
22570 (init_cumulative_args): Minor tweaks.
22571 (sparc_promote_function_mode): Likewise.
22572 (scan_record_type): Delete.
22573 (traverse_record_type): New function template.
22574 (classify_data_t): New structure type.
22575 (classify_registers): New inline function.
22576 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22577 exhausted. Instantiate traverse_record_type on classify_registers and
22578 deal with the case of a structure passed in slot #15 with no FP field
22580 (assign_data_t): New structure type.
22581 (compute_int_layout): New static function.
22582 (compute_fp_layout): Likewise.
22583 (count_registers): New inline function.
22584 (assign_int_registers): New static function.
22585 (assign_fp_registers): Likewise.
22586 (assign_registers): New inline function.
22587 (function_arg_record_value_1): Delete.
22588 (function_arg_record_value_2): Likewise.
22589 (function_arg_record_value_3): Likewise.
22590 (function_arg_record_value): Adjust to above changes. Instantiate
22591 traverse_record_type on count_registers to first count the number of
22592 registers to be used and then on assign_registers to assign them.
22593 (function_arg_union_value): Adjust to above renaming.
22594 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22595 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22596 case of a structure passed in slot #15
22597 (sparc_function_arg_advance): Likewise.
22598 (function_arg_padding): Minor tweak.
22600 2016-02-29 Richard Biener <rguenther@suse.de>
22602 PR tree-optimization/69720
22603 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22604 the adjustment_def path for possibly vectorized defs.
22605 (vect_create_epilog_for_reduction): Handle vectorized initial
22608 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22610 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22612 2016-02-27 Jeff Law <law@redhat.com>
22615 2016-02-26 Richard Biener <rguenther@suse.de>
22616 Jeff Law <law@redhat.com>
22618 PR tree-optimization/69740
22619 * cfghooks.c (remove_edge): Request loop fixups if we delete
22620 an edge that might turn an irreducible loop into a natural
22623 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22625 PR rtl-optimization/69896
22626 * tree-vect-generic.c (get_compute_type): Avoid single element
22629 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22631 Rename the AArch64 tuning option and related functions to enable the
22632 Newton series for the reciprocal square root to reflect its
22633 approximative characteristic.
22635 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22636 function to "aarch64_emit_approx_rsqrt".
22637 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22638 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22639 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22640 (xgene1_tunings): Likewise.
22641 (use_rsqrt_p): Likewise.
22642 (aarch64_emit_swrsqrt): Use new function name.
22643 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22644 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22645 text explaining this option.
22646 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22648 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22651 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22652 complain about -mallow-movmisalign without -mvsx if
22653 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22655 2016-02-26 Joel Sherrill <joel@rtems.org>
22657 * config.gcc: Add x86_64-*-rtems*.
22658 * config/i386/rtems-64.h: New file.
22660 2016-02-26 Joel Sherrill <joel@rtems.org>
22662 * config.gcc: Add aarch64-*-rtems*.
22663 * config/aarch64/rtems.h: New file.
22665 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22668 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22669 shift amount using %h. Add comment.
22671 2016-02-26 Richard Biener <rguenther@suse.de>
22672 Jeff Law <law@redhat.com>
22674 PR tree-optimization/69740
22675 * cfghooks.c (remove_edge): Request loop fixups if we delete
22676 an edge that might turn an irreducible loop into a natural
22679 2016-02-26 Martin Jambor <mjambor@suse.cz>
22681 PR middle-end/69920
22682 * tree-sra.c (sra_modify_assign): Do not remove loads of
22683 uninitialized aggregates to SSA_NAMEs.
22685 2016-02-26 Richard Henderson <rth@redhat.com>
22688 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
22689 pseudo in case the target rtx matches the source of the left
22692 2016-02-26 Martin Jambor <mjambor@suse.cz>
22695 * hsa.h (hsa_type_packed_p): Declare.
22696 * hsa.c (hsa_type_packed_p): New function.
22697 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
22699 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
22700 * hsa-brig.c (emit_basic_insn): Likewise.
22702 2016-02-26 Martin Jambor <mjambor@suse.cz>
22705 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
22707 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
22709 2016-02-26 Martin Jambor <mjambor@suse.cz>
22711 * hsa.h (is_a_helper): New overload for hsa_op_immed for
22712 hsa_op_with_type operands.
22713 (hsa_unsigned_type_for_type): Declare.
22714 * hsa.c (hsa_unsigned_type_for_type): New function.
22715 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
22716 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
22717 the finalizer. Do not emit extra move.
22719 2016-02-26 Martin Jambor <mjambor@suse.cz>
22721 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
22722 atomic operations in private segment.
22724 2016-02-26 Martin Jambor <mjambor@suse.cz>
22726 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
22727 statements to wi->info. Also disallow omp simd constructs.
22728 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
22729 for not gridifying. Dump special string for omp_for.
22731 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22734 * config/aarch64/aarch64.c (aarch64_set_current_function):
22735 Save/restore target globals when switching to
22736 target_option_default_node.
22738 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22741 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
22742 Return 0 if !SHIFT_COUNT_TRUNCATED.
22744 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22745 Eric Botcazou <ebotcazou@adacore.com>
22747 PR rtl-optimization/69891
22748 * dse.c (scan_insn): If we can't figure out memset arguments
22749 or they are non-constant, call clear_rhs_from_active_local_stores.
22751 2016-02-26 Martin Liska <mliska@suse.cz>
22753 * doc/extend.texi: Mention clog10, clog10f an clog10l
22754 in Builtins section.
22756 2016-02-26 Martin Liska <mliska@suse.cz>
22758 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
22760 (resolve_args_picking_1): Likewise.
22761 * dwarf2out.h (struct GTY): Likewise.
22763 2016-02-26 Martin Liska <mliska@suse.cz>
22765 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
22766 with flag_checking.
22767 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22769 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
22770 Martin Liska <mliska@suse.cz>
22772 * doc/install.texi: Mention --enable-valgrind-annotations.
22774 2016-02-26 Richard Biener <rguenther@suse.de>
22776 PR tree-optimization/69551
22777 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
22778 looking through aliases adjust DECL_PT_UID to refer to the
22779 ultimate alias target.
22781 2016-02-25 Martin Liska <mliska@suse.cz>
22783 PR middle-end/69919
22784 * alloc-pool.c (after_memory_report): New variable.
22785 * alloc-pool.h (base_pool_allocator ::release): Do not use
22786 the infrastructure if after_memory_report.
22787 * toplev.c (toplev::main): Mark after memory report.
22789 2016-02-25 Richard Biener <rguenther@suse.de>
22791 PR tree-optimization/48795
22792 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22794 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22797 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22798 offloading is enabled and -fopenacc or -fopenmp is specified.
22799 (CRTOFFLOADEND): Likewise.
22800 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22801 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22802 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22803 (offload_objects_file_name): New static var.
22804 (tool_cleanup): Remove offload_objects_file_name file.
22805 (find_offloadbeginend): Replace with ...
22806 (find_crtoffloadtable): ... this.
22807 (run_gcc): Remove offload_argc and offload_argv.
22808 Get offload_objects_file_name from -foffload-objects=... option.
22809 Read names of object files with offload from this file, pass them to
22810 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22811 don't pass offloadbegin and offloadend to the linker. Don't pass
22812 offload non-LTO files to the linker, because now they're not claimed.
22814 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22817 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22818 on builtin_unreachable.
22820 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22822 PR rtl-optimization/69896
22823 * regcprop.c: Include cfgrtl.h.
22824 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22825 than remembered mode, either delete it (if noop_move_p), or
22826 treat like copy_p but not noop_p instruction.
22828 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22831 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22832 - allow NULL decl for Fortran DW_TAG_common_block variables.
22834 2016-02-24 Jason Merrill <jason@redhat.com>
22836 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22838 2016-02-24 Richard Biener <rguenther@suse.de>
22839 Jakub Jelinek <jakub@redhat.com>
22841 PR middle-end/69760
22842 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22843 conditionally executed ops to well-defined overflow behavior.
22845 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22847 PR middle-end/69915
22848 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22851 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22853 PR rtl-optimization/69886
22854 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22855 argument. Use it when checking validity of set instructions.
22856 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22857 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22859 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22860 * store-motion.c (find_moveable_store): Update
22861 can_assign_to_reg_without_clobbers_p callsite.
22863 2016-02-24 Richard Biener <rguenther@suse.de>
22865 PR middle-end/68963
22866 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22868 (record_nonwrapping_iv): Do not fall back to the low/high bound
22869 for non-constant IV bases if the stmt is not always executed.
22871 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22873 * config/arm/arm-cores.def (cortex-a32): New entry.
22874 * config/arm/arm-tables.opt: Regenerate.
22875 * config/arm/arm-tune.md: Regenerate.
22876 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22877 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22878 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22879 for -mcpu and -mtune.
22881 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22884 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22885 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22886 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22887 (atomic_loaddi_1): Delete.
22888 (atomic_loaddi): Rewrite expander using the above changes.
22890 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22893 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22896 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22897 Richard Biener <rguenth@suse.de>
22899 PR middle-end/69909
22900 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22901 set_mem_attributes if tem is SSA_NAME which got expanded
22904 2016-02-24 Richard Biener <rguenther@suse.de>
22906 PR tree-optimization/69907
22907 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22908 end of permutations for BB vectorization.
22910 2016-02-24 Christian Bruel <christian.bruel@st.com>
22912 * config/arm/arm-c.c (arm_option_override): Initialize
22913 target_option_current_node.
22914 * config/arm/arm.c (arm_pragma_target_parse): Replace
22915 build_target_option_node call by target_option_current_node.
22916 Set target_option_current_node.
22919 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22922 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22923 define_insn_and_split to define_insn.
22924 (zero_extendqi<mode>2_dot2): Same.
22925 (extendqi<mode>2_dot): Same.
22926 (extendqi<mode>2_dot2): Same.
22928 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22930 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22931 and add bypass for AES{D,E} and AESMC pairs.
22932 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22935 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22937 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22938 series for reciprocal square root in Exynos M1.
22940 2016-02-23 Martin Sebor <msebor@redhat.com>
22943 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22944 __builtin_alloca_with_align.
22946 2016-02-23 Richard Henderson <rth@redhat.com>
22948 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22949 (ix86_register_pragmas): Remove __seg_tls.
22950 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22951 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22952 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22953 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22954 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22955 * doc/extend.texi (__seg_tls): Remove item.
22957 2016-02-23 Richard Biener <rguenther@suse.de>
22959 * alloc-pool.h (struct allocation_object): Make id member
22960 conditional on CHECKING_P again.
22961 (get_instance): Adjust.
22962 (base_pool_allocator): Likewise.
22964 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22966 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22967 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22969 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22971 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22973 2016-02-23 Richard Biener <rguenther@suse.de>
22975 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
22976 * bitmap.h (struct bitmap_usage): Likewise.
22977 (bitmap_move): Declare.
22978 * bitmap.c (register_overhead): Take size_t argument.
22979 (bitmap_move): New function.
22980 * df-problems.c (df_rd_transfer_function): Use bitmap_move
22981 to properly account overhead.
22982 * tree.c (free_node): Use tree_size.
22984 2016-02-23 Jakub Jelinek <jakub@redhat.com>
22987 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
22988 when inverting comparison.
22991 * common.opt (Wunreachable-code): Add Warning flag.
22993 2016-02-23 Mark Wielaard <mjw@redhat.com>
22994 Jakub Jelinek <jakub@redhat.com>
22997 * cgraphunit.c (check_global_declaration): Check main_input_filename
22998 and DECL_SOURCE_FILE are not NULL.
23000 2016-02-23 Martin Jambor <mjambor@suse.cz>
23002 PR tree-optimization/69666
23003 * tree-sra.c (sra_modify_assign): Do not attempt to create
23004 default_def replacements for unscalarizable regions.
23006 2016-02-20 Mark Wielaard <mjw@redhat.com>
23009 * cgraphunit.c (check_global_declaration): Check level of
23010 warn_unused_const_variable and main_input_filename.
23011 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
23012 (-Wunused-variable): For C implies -Wunused-const-variable=1.
23013 (-Wunused-const-variable): Explain levels 1 and 2.
23015 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23018 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
23019 identical arguments. Formatting and spelling fixes.
23022 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
23027 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
23028 and m68k-devices.def.
23029 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
23030 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
23032 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
23034 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
23035 and HImode registers.
23037 2016-02-22 Richard Biener <rguenther@suse.de>
23039 PR tree-optimization/69882
23040 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
23041 preserve permutations present because of gaps.
23042 (vect_supported_load_permutation_p): Always continue checking
23043 permutations after vect_attempt_slp_rearrange_stmts.
23045 2016-02-22 Bin Cheng <bin.cheng@arm.com>
23047 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
23048 min_profitable_estimate, rather than min_profitable_iters.
23050 2016-02-22 Jakub Jelinek <jakub@redhat.com>
23053 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
23054 SImode for last match_operand.
23056 2016-02-22 Martin Liska <mliska@suse.cz>
23058 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
23059 return bitsize - 1 as the return value.
23061 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
23065 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
23066 Handle negative shift counts.
23067 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
23068 force_reg on the shift constant.
23069 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
23070 (lshrsi3_d): Handle negative shift counts.
23072 2016-02-22 Richard Biener <rguenther@suse.de>
23073 Tom de Vries <tom@codesourcery.com>
23075 * graph.c: Include dumpfile.h.
23076 (print_graph_cfg): Split into three overloads.
23077 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
23079 2016-02-22 Tom de Vries <tom@codesourcery.com>
23081 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
23084 2016-02-22 Richard Biener <rguenther@suse.de>
23087 * ipa-inline-transform.c (inline_call): When not updating
23088 overall summaries adjust self size by the growth estimate.
23089 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
23090 hash-set, do not update overall summaries here. Renamed from ...
23091 (inline_to_all_callers): ... this which is now wrapping the
23092 above and performing delayed overall summary update.
23093 (early_inline_small_functions): Delay updating of the overall
23096 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
23098 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
23101 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23104 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
23105 :%* in %:gt() argument.
23106 (greater_than_spec_func): Adjust for expecting only numbers,
23107 if there are more than two numbers, compare the last two.
23109 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
23111 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
23112 -Wnarrowing with -std.
23114 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23117 * expr.c (store_field): Don't use bit-field path if exp is
23118 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
23119 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
23120 and the assignment can be performed by bitwise copy. Formatting
23123 PR middle-end/69838
23124 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
23125 call copy_reg_eh_region_note_forward on before and/or after sequences
23126 and remove note from insn if it no longer can throw.
23129 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
23130 if TARGET_AVX512BW.
23132 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23134 * config/s390/vector.md: Add missing commutative operand markers
23135 to the patterns which qualify for one.
23136 * config/s390/vx-builtins.md: Likewise.
23138 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23140 * config/s390/vector.md (VI, VI_QHS): Add single element vector
23141 types to mode iterators.
23142 (vec_double): ... and mode attribute.
23143 * config/s390/vx-builtins.md (non_vec_int): Likewise.
23145 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23147 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
23148 Change the predicate of op2 from nonimmediate to general and let
23149 reload fix it if necessary.
23151 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23153 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
23155 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23157 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
23160 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23162 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
23163 * config/s390/s390.c (s390_expand_vec_movstr): New function.
23164 * config/s390/s390.md ("movstr<P:mode>"): Call
23165 s390_expand_vec_movstr.
23167 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23169 * config/s390/s390.md: Add missing output modifier for operand 1
23170 to print it as address properly.
23172 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23174 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
23175 * config/s390/2964.md: New file.
23176 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
23177 of insn grouping attributes depending on the CPU level.
23178 (s390_get_unit_mask): New function.
23179 (s390_sched_score): Remove the OOO from the scheduling macros.
23180 Add loop to calculate a score for the instruction mix.
23181 (s390_sched_reorder): Likewise plus improve debug output.
23182 (s390_sched_variable_issue): Rename macros as above. Calculate
23183 the unit distances after actually scheduling an insn. Improve
23185 (s390_sched_init): Clear last_scheduled_unit_distance array.
23186 * config/s390/s390.md: Include 2964.md.
23188 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23191 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
23192 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
23193 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
23194 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
23195 *avx512f_<code>v8div16qi2_mask_1): New insns.
23197 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23200 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
23203 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
23204 earlyclobber from target. Use wF constraint for fused memory
23206 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
23208 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23209 Martin Liska <mliska@suse.cz>
23212 * cfgexpand.c (asan_sanitize_stack_p): New function.
23213 (partition_stack_vars): Use the function.
23214 (expand_stack_vars): Likewise.
23215 (defer_stack_allocation): Likewise.
23216 (expand_used_vars): Likewise.
23218 2016-02-18 Richard Biener <rguenther@suse.de>
23220 PR middle-end/69553
23221 * fold-const.c (operand_equal_p): Properly compare offsets for
23222 IMAGPART_EXPR and ARRAY_REF.
23224 2016-02-18 Nick Clifton <nickc@redhat.com>
23228 * config/arm/arm.c (arm_option_override_internal): Disable
23229 interworking if the target does not support thumb instructions.
23230 (arm_reload_in_hi): Handle the case where a register to register
23231 move needs reloading because there is no simple pattern to handle
23233 (arm_reload_out_hi): Likewise.
23235 2016-02-18 Richard Biener <rguenther@suse.de>
23237 PR middle-end/69854
23238 * match.pd: Don't use fold_binary or fold_unary for folding
23241 2016-02-17 Jakub Jelinek <jakub@redhat.com>
23244 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
23245 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
23246 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
23247 warn on gimple_no_warning_p statements.
23249 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
23251 * doc/extend.texi (C++ Attributes): Correct description of
23252 warn_unused type attribute.
23254 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23256 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
23257 correct instruction.
23259 2016-02-17 Richard Biener <rguenther@suse.de>
23261 PR rtl-optimization/69609
23262 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
23263 (find_traces_1_round): When ending a trace update cached priority
23265 (bb_to_key): Use cached priority when available.
23266 (copy_bb): Initialize cached priority.
23267 (reorder_basic_blocks_software_trace_cache): Likewise.
23269 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23272 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
23274 (aarch64_comparison_operator): Break overly long line into two.
23275 (aarch64_comparison_operation): Likewise.
23276 * config/aarch64/aarch64.md (cstorecc4): Use
23277 aarch64_comparison_operator_mode instead of
23278 aarch64_comparison_operator.
23279 (cstore<mode>4): Likewise.
23280 (aarch64_cstore<mode>): Likewise.
23281 (*cstoresi_insn_uxtw): Likewise.
23282 (cstore<mode>_neg): Likewise.
23283 (*cstoresi_neg_uxtw): Likewise.
23285 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23288 * config/arm/predicates.md (arm_comparison_operator_mode):
23290 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
23291 instead of arm_comparison_operator.
23292 (*mov_negscc): Likewise.
23293 (*mov_notscc): Likewise.
23294 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
23295 (*thumb2_mov_negscc): Likewise.
23296 (*thumb2_mov_negscc_strict_it): Likewise.
23297 (*thumb2_mov_notscc): Likewise.
23298 (*thumb2_mov_notscc_strict_it): Likewise.
23300 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
23302 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
23303 Add missing return.
23305 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
23307 * config/visium/visium.c (machine_libfunc_index): New enum.
23308 (machine_libfuncs): New structure.
23309 (visium_libfuncs): New static variable.
23310 (TARGET_INIT_LIBFUNCS): Define to...
23311 (visium_init_libfuncs): ...this. New function.
23312 (expand_block_move_4): Use the appropriate libfunc.
23313 (expand_block_move_2): Likewise.
23314 (expand_block_move_1): Likewise.
23315 (expand_block_set_4): Likewise.
23316 (expand_block_set_2): Likewise.
23317 (expand_block_set_1): Likewise.
23318 (visium_trampoline_init): Likewise.
23320 2016-02-17 Nick Clifton <nickc@redhat.com>
23322 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
23323 TI's devices.csv file as of March 2016.
23325 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
23328 * opts-global.c (handle_common_deferred_options): Introduce and
23329 initialize two global variables to remember command-line options
23330 specifying a stack-limiting register.
23331 * opts.h: Add extern declarations of the two new global variables.
23332 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
23333 variable based on the values of the two new global variables.
23335 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23338 * common.opt (Wnonnull-compare): New warning.
23339 * doc/invoke.texi (-Wnonnull): Remove text about comparison
23340 of arguments against NULL.
23341 (-Wnonnull-compare): Document.
23342 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
23343 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
23344 * passes.def (pass_warn_nonnull_compare): Add.
23345 * gimple-ssa-nonnull-compare.c: New file.
23347 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23349 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
23350 AARCH64_EXTRA_TUNE_RECIP_SQRT.
23352 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23354 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
23355 reciprocal sqrt for -mlow-precision-recip-sqrt.
23357 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23358 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23360 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
23361 always use lane loads to construct non-constant vectors.
23363 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23365 * config/aarch64/aarch64.md
23366 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
23367 constraints for operand 3.
23368 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
23370 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23371 Richard Biener <rguenther@suse.de>
23373 PR tree-optimization/69820
23374 * tree-vect-patterns.c (type_conversion_p): Return false if
23375 *orig_type is unsigned single precision or boolean.
23376 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
23379 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23381 PR rtl-optimization/69764
23382 PR rtl-optimization/69771
23383 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
23384 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
23386 2016-02-16 Richard Biener <rguenther@suse.de>
23388 PR tree-optimization/69776
23389 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
23391 (indirect_refs_may_alias_p): Likewise.
23392 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
23393 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
23394 according to tbaa_p.
23395 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
23396 (optimize_stmt): For redundant store discovery do not allow tbaa.
23398 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
23400 PR tree-optimization/69714
23401 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
23402 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
23404 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
23406 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
23407 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
23408 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
23409 * config/arc/arc.c (arc_init): Check FPU options.
23410 (get_arc_condition_code): Handle new CC_FPU* modes.
23411 (arc_select_cc_mode): Likewise.
23412 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
23413 register pair only. Allow access for ARCv2 accumulator.
23414 (gen_compare_reg): Whenever we have FPU support use FPU compare
23416 (arc_reorg): Don't generate brcc insns when FPU compare
23417 instructions are involved.
23418 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
23419 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
23420 floating point emulation.
23421 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
23422 (REVERSE_CONDITION): Add new CC_FPU* modes.
23423 (TARGET_FP_SP_BASE): Define.
23424 (TARGET_FP_DP_BASE): Likewise.
23425 (TARGET_FP_SP_FUSED): Likewise.
23426 (TARGET_FP_DP_FUSED): Likewise.
23427 (TARGET_FP_SP_CONV): Likewise.
23428 (TARGET_FP_DP_CONV): Likewise.
23429 (TARGET_FP_SP_SQRT): Likewise.
23430 (TARGET_FP_DP_SQRT): Likewise.
23431 (TARGET_FP_DP_AX): Likewise.
23432 * config/arc/arc.md (ARCV2_ACC): New constant.
23433 (type): New fpu type attribute.
23434 (SDF): Conditional iterator.
23435 (cstore<mode>, cbranch<mode>): Change expand condition.
23436 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
23437 handles FPU/FPX cases as well.
23438 * config/arc/arc.opt (mfpu): New option.
23439 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
23441 (adddf3, muldf3, subdf3): Removed.
23442 * config/arc/predicates.md (proper_comparison_operator): Recognize
23444 * config/arc/fpu.md: New file.
23445 * doc/invoke.texi (ARC Options): Document mfpu option.
23447 2016-02-16 Richard Biener <rguenther@suse.de>
23449 PR rtl-optimization/69291
23450 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
23451 noce_operand_ok check.
23453 2016-02-16 Tom de Vries <tom@codesourcery.com>
23456 * omp-low.c (simd_clone_create): Remove call to
23457 symtab->call_cgraph_insertion_hooks.
23459 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23461 PR tree-optimization/69802
23462 * tree-ssa-reassoc.c (update_range_test): If op is
23463 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
23464 op == 1 test of precision 1 integral op, otherwise handle
23465 that case as op itself. Fix up formatting.
23466 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
23469 2016-02-16 Richard Biener <rguenther@suse.de>
23471 PR tree-optimization/69586
23472 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
23473 types for conversion sources.
23475 2016-02-16 Richard Biener <rguenther@suse.de>
23477 PR middle-end/69801
23478 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
23479 mask OEP_ADDRESS_OF.
23481 2016-02-16 Alan Modra <amodra@gmail.com>
23484 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
23485 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
23486 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
23488 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
23489 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
23490 (p8_fmrgow_<mode>): Likewise.
23491 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
23493 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
23494 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
23495 to use movdi_internal64. Remove op0_di.
23496 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
23498 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
23500 Add support for the FCCMP insn types
23502 * config/aarch64/aarch64.md (fccmp): Change insn type.
23503 (fccmpe): Likewise.
23504 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
23505 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
23506 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
23507 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
23508 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
23509 * config/arm/types.md (fccmps): Add new insn type.
23510 (fccmpd): Likewise.
23512 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23514 * alias.c (get_alias_set): Fix a typo in comment.
23516 2016-02-15 Richard Biener <rguenther@suse.de>
23518 PR tree-optimization/69595
23519 * match.pd: Complete range test simplification to true.
23521 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23523 PR rtl-optimization/69648
23524 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23525 pic_offset_table_rtx.
23527 PR rtl-optimization/69752
23528 * ira.c (update_equiv_regs): When looking for more than a single SET,
23529 also take other side effects into account.
23531 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23533 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23534 for z900+ CPUs in 31-bit mode.
23536 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23538 * common/config/s390/s390-common.c (s390_supports_split_stack):
23540 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23541 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23542 * config/s390/s390.c (struct machine_function): New field
23543 split_stack_varargs_pointer.
23544 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23545 in s390_emit_prologue.
23546 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23548 (morestack_ref): New global.
23549 (SPLIT_STACK_AVAILABLE): New macro.
23550 (s390_expand_split_stack_prologue): New function.
23551 (s390_live_on_entry): New function.
23552 (s390_va_start): Use split-stack vararg pointer if appropriate.
23553 (s390_asm_file_end): Emit the split-stack note sections.
23554 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23555 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23556 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23557 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23558 (split_stack_prologue): New expand.
23559 (split_stack_space_check): New expand.
23560 (split_stack_data): New insn.
23561 (split_stack_call): New expand.
23562 (split_stack_call_*): New insn.
23563 (split_stack_cond_call): New expand.
23564 (split_stack_cond_call_*): New insn.
23566 2016-02-15 Richard Biener <rguenther@suse.de>
23568 PR tree-optimization/69783
23569 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23570 Add trivially correct cases.
23572 2016-02-15 Tom de Vries <tom@codesourcery.com>
23575 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23577 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23579 2016-02-15 Richard Biener <rguenther@suse.de>
23581 PR tree-optimization/69776
23582 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23583 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23584 indicate whether we can use TBAA to disambiguate against stores.
23585 Use alias-set zero if not.
23586 (visit_reference_op_store): Do not use TBAA when looking up
23588 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23589 (eliminate_dom_walker::before_dom_children): But not when looking
23590 up redundant stores.
23592 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23594 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23596 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23598 * config/i386/znver1.md
23599 (znver1_pop, znver1_pop_mem,
23600 znver1_load_imov_double_store,
23601 znver1_load_imov_direct_store,
23602 znver1_load_imov_direct_load,
23603 znver1_load_imov_double_load): Add new.
23604 (znver1_insn, znver1_insn_load): Add icmov type.
23605 (znver1_sseavx_fma,
23606 znver1_sseavx_fma_load,
23608 znver1_avx256_fma_load): Fix pipe usage.
23610 2016-02-14 Alan Modra <amodra@gmail.com>
23613 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23614 with an invalid hard reg, reload just the reg not the entire
23615 pre/post-inc/dec address expression.
23617 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23620 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23621 fixed R1_REG scratch reg.
23622 (sibcall_value_pcrel_fdpic): Likewise.
23624 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23628 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23630 2016-02-12 Walter Lee <walt@tilera.com>
23632 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23633 * config/tilegx/t-tilegx: Likewise.
23635 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23638 * diagnostic-show-locus.c (struct line_span): New struct.
23639 (layout::get_first_line): Delete.
23640 (layout::get_last_line): Delete.
23641 (layout::get_num_line_spans): New member function.
23642 (layout::get_line_span): Likewise.
23643 (layout::print_heading_for_line_span_index_p): Likewise.
23644 (layout::get_expanded_location): Likewise.
23645 (layout::calculate_line_spans): Likewise.
23646 (layout::m_first_line): Delete.
23647 (layout::m_last_line): Delete.
23648 (layout::m_line_spans): New field.
23649 (layout::layout): Update comment. Replace m_first_line and
23650 m_last_line with m_line_spans, replacing their initialization
23651 with a call to calculate_line_spans.
23652 (diagnostic_show_locus): When printing source lines and
23653 annotations, rather than looping over a single span
23654 of lines, instead loop over each line_span within
23655 the layout, with an inner loop over the lines within them.
23656 Call the context's start_span callback when changing line spans.
23657 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23658 (diagnostic_build_prefix): Break out the building of the location
23659 part of the string into...
23660 (diagnostic_get_location_text): ...this new function, rewriting
23661 it from nested ternary expressions to a sequence of "if"
23663 (default_diagnostic_start_span_fn): New function.
23664 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23665 (diagnostic_context::start_span): New field.
23666 (default_diagnostic_start_span_fn): New prototype.
23668 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23671 * gcc.c (driver::finalize): Fix cleanup of "specs".
23673 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23677 * gcc.c (driver::driver): Initialize m_option_suggestions.
23678 (driver::~driver): Clean up m_option_suggestions.
23679 (suggest_option): Convert to...
23680 (driver::suggest_option): ...this, and split out into
23681 driver::build_option_suggestions and find_closest_string.
23682 (driver::build_option_suggestions): New function, from
23683 first half of suggest_option. Special-case
23684 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23685 the sanitizer_opts array. For options of enum types, add the
23686 various enum values to the candidate strings.
23687 (driver::handle_unrecognized_options): Remove "const".
23688 * gcc.h (driver::handle_unrecognized_options): Likewise.
23689 (driver::build_option_suggestions): New decl.
23690 (driver::suggest_option): New decl.
23691 (driver::m_option_suggestions): New field.
23692 * opts-common.c (add_misspelling_candidates): New function.
23693 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
23694 and make non-static.
23695 * opts.h (sanitizer_opts): New array decl.
23696 (add_misspelling_candidates): New function decl.
23697 * spellcheck.c (find_closest_string): New function.
23698 * spellcheck.h (find_closest_string): New function decl.
23700 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23702 PR rtl-optimization/69764
23703 PR rtl-optimization/69771
23704 * optabs.c (expand_binop_directly): For shift_optab_p, force
23705 convert_modes with VOIDmode if xop1 has VOIDmode.
23707 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
23710 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
23711 to correctly determine instrumentation thunks.
23713 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23716 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
23717 type by reference, force lhs on the call.
23720 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
23721 Compute retval and retbnd early in all cases if split_part_return_p
23722 and return_bb is not EXIT. Remove all clobber stmts and reset
23723 all debug stmts that refer to SSA_NAMEs defined in split part,
23724 except if it is retval, in that case replace the old retval with the
23725 lhs of the call to the split part.
23727 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23730 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23732 PR middle-end/66726
23733 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23734 whose result is used in PHI.
23735 (maybe_optimize_range_tests): Likewise.
23736 (final_range_test_p): Likweise.
23738 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23740 PR middle-end/66726
23741 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23742 whose result is used in PHI.
23743 (maybe_optimize_range_tests): Likewise.
23744 (final_range_test_p): Likweise.
23746 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23748 * cgraph.c: Spelling fixes - behaviour -> behavior and
23749 neighbour -> neighbor.
23750 * target.def: Likewise.
23751 * sel-sched.c: Likewise.
23752 * config/mips/mips.c: Likewise.
23753 * config/arc/arc.md: Likewise.
23754 * config/arm/cortex-a57.md: Likewise.
23755 * config/arm/arm.c: Likewise.
23756 * config/arm/neon.md: Likewise.
23757 * config/arm/arm-c.c: Likewise.
23758 * config/vms/vms-c.c: Likewise.
23759 * config/s390/s390.c: Likewise.
23760 * config/i386/znver1.md: Likewise.
23761 * config/i386/i386.c: Likewise.
23762 * config/ia64/hpux-unix2003.h: Likewise.
23763 * config/msp430/msp430.md: Likewise.
23764 * config/rx/rx.c: Likewise.
23765 * config/rx/rx.md: Likewise.
23766 * config/aarch64/aarch64-simd.md: Likewise.
23767 * config/aarch64/aarch64.c: Likewise.
23768 * config/nvptx/nvptx.c: Likewise.
23769 * config/bfin/bfin.c: Likewise.
23770 * config/cris/cris.opt: Likewise.
23771 * config/rs6000/rs6000.c: Likewise.
23772 * target.h: Likewise.
23773 * spellcheck.c: Likewise.
23774 * ira-build.c: Likewise.
23775 * tree-inline.c: Likewise.
23776 * builtins.c: Likewise.
23777 * lra-constraints.c: Likewise.
23778 * explow.c: Likewise.
23779 * hwint.h: Likewise.
23780 * targhooks.c: Likewise.
23781 * tree-vect-data-refs.c: Likewise.
23782 * expr.c: Likewise.
23783 * doc/tm.texi: Likewise.
23784 * doc/extend.texi: Likewise.
23785 * doc/install.texi: Likewise.
23786 * doc/md.texi: Likewise.
23787 * tree-ssa-tail-merge.c: Likewise.
23788 * sched-int.h: Likewise.
23789 * match.pd: Likewise.
23790 * sched-ebb.c: Likewise.
23791 * target.def (omit_struct_return_reg): Likewise.
23792 * gimple-ssa-isolate-paths.c: Likewise.
23793 (find_implicit_erroneous_behaviour): Renamed to...
23794 (find_implicit_erroneous_behavior): ... this.
23795 (find_explicit_erroneous_behaviour): Renamed to...
23796 (find_explicit_erroneous_behavior): ... this.
23797 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23799 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23801 PR rtl-optimization/64682
23802 PR rtl-optimization/69567
23803 PR rtl-optimization/69737
23804 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23805 in I2 as well, just lose it.
23807 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23809 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23811 (aarch64_last_printed_tune_string): Likewise.
23812 (aarch64_declare_function_name): Only output .arch assembler
23813 directive if it will be different from the previously output
23814 directive. Same for .tune comment but only if -dA is set.
23815 (aarch64_start_file): New function.
23816 (TARGET_ASM_FILE_START): Define.
23818 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23821 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23823 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23826 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23827 -Wmaybe-uninitialized warning.
23829 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23832 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23834 2016-02-11 Richard Biener <rguenther@suse.de>
23836 PR rtl-optimization/69291
23837 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23838 subexpressions affected by changing the result.
23840 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23843 * lra-constraints.c (curr_insn_transform): Find in/out operands
23844 for secondary memory moves. Update dups.
23846 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23848 PR tree-optimization/69652
23849 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23850 to nested loop, did source re-formatting, skip debug statements,
23851 add check on statement with volatile operand, remove dead scalar
23854 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23855 Patrick Palka <ppalka@gcc.gnu.org>
23859 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23860 calls if the return type is TREE_ADDRESSABLE.
23861 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23862 * ipa-split.c (split_function): Fix doubled "we" in comment.
23863 Use void return type for the split part even if
23864 !split_point->split_part_set_retval.
23866 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23868 PR tree-optimization/68021
23869 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23870 when computing the value of biv cand by itself.
23872 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23874 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23875 (cortexa57_tunings): Likewise.
23876 (cortexa72_tunings): Likewise.
23877 (arch_macro_fusion_pair_p): Add support for AES fusion.
23878 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23879 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23880 Allow virtual registers before reload so early scheduling works.
23881 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23882 correct latency and pipeline.
23883 (cortex_a57_crypto_complex): Likewise.
23884 (cortex_a57_crypto_xor): Likewise.
23885 (define_bypass): Add AES bypass.
23887 2016-02-10 Richard Biener <rguenther@suse.de>
23889 PR tree-optimization/69726
23890 * passes.def: Add DCE pass before late uninit.
23891 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23892 really fixup if-conversions job.
23894 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23896 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23897 (arm_cortex_a57_tune): Likewise.
23898 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23899 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23901 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23903 * timevar.def (TV_PHASE_DBGINFO): Delete.
23904 (TV_PHASE_CHECK_DBGINFO): Likewise.
23905 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23907 2016-02-10 Richard Biener <rguenther@suse.de>
23909 PR tree-optimization/69719
23910 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23911 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23913 2016-02-09 Andrew Pinski <apinski@cavium.com>
23916 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23917 get_vcond_mask_icode returns false.
23919 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23922 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23923 an ADDIS that adds a pointer to a large constant that sets the
23924 upper16 bits with a load operation.
23926 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23929 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23931 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23933 (vzipq_s16): Likewise.
23934 (vzipq_s32): Likewise.
23935 (vzipq_f32): Likewise.
23936 (vzipq_u8): Likewise.
23937 (vzipq_u16): Likewise.
23938 (vzipq_u32): Likewise.
23939 (vzipq_p8): Likewise.
23940 (vzipq_p16): Likewise.
23942 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23945 * config/arm/arm.c (neon_endian_lane_map): New function.
23946 (neon_vector_pair_endian_lane_map): New function.
23947 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23948 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23950 (vuzpq_s16): Likewise.
23951 (vuzpq_s32): Likewise.
23952 (vuzpq_f32): Likewise.
23953 (vuzpq_u8): Likewise.
23954 (vuzpq_u16): Likewise.
23955 (vuzpq_u32): Likewise.
23956 (vuzpq_p8): Likewise.
23957 (vuzpq_p16): Likewise.
23959 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23962 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23965 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23967 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23968 truncate const_int operand 1 to QImode.
23970 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23972 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23973 corresponding to an abnormal edge.
23975 2016-02-09 Tom de Vries <tom@codesourcery.com>
23977 PR tree-optimization/69599
23978 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
23980 (find_func_aliases_for_builtin_call, find_func_clobbers)
23981 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
23984 2016-02-09 Richard Biener <rguenther@suse.de>
23986 PR tree-optimization/69715
23987 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
23988 LHS on calls as non-rewritable.
23990 2016-02-09 Tom de Vries <tom@codesourcery.com>
23993 * lto-wrapper.c (append_diag_options): New function.
23994 (compile_offload_image): Call append_diag_options.
23996 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
23999 * doc/extend.texi (Flag Output Operands): Correct sectioning.
24000 Minor copy-edit to fix verb tenses.
24002 2016-02-08 Jakub Jelinek <jakub@redhat.com>
24004 PR tree-optimization/69209
24005 * ipa-split.c (split_function): If split part is not
24006 returning retval, retval has gimple type but is not
24007 gimple value, force it into a SSA_NAME first.
24009 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
24011 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
24014 2016-02-08 Jason Merrill <jason@redhat.com>
24017 * convert.c (convert_to_integer_1): Check dofold on truncation
24019 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
24020 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
24021 Rename from *_nofold.
24022 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
24023 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
24025 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
24028 * tree.c (build_common_tree_nodes): Remove short_double argument.
24029 All callers changed.
24030 * tree.h (build_common_tree_nodes): Adjust declaration.
24031 * doc/invoke.texi (-fshort-double): Remove documentation.
24032 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24033 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
24034 * lto-wrapper.c (merge_and_complain, append_compiler_options)
24035 (append_linker_options): Don't handle OPT_fshort_double.
24037 PR rtl-optimization/68730
24038 * lra-remat.c (insn_to_cand_activation): New static variable.
24039 (lra_remat): Allocate and free it.
24040 (create_cand): New arg activation. Initialize a field in
24041 insn_to_cand_activation if it is nonnull.
24042 (create_cands): Pass the activation insn to create_cand when making
24043 a candidate involving an output reload. Reorganize code a little.
24044 (do_remat): Keep track of active status of candidates in a separate
24047 2016-02-08 Richard Biener <rguenther@suse.de>
24049 PR tree-optimization/69719
24050 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24051 Properly use absolute of the difference of the two offsets to
24052 compare or adjust the segment length.
24054 2016-02-08 Richard Biener <rguenther@suse.de>
24055 Jeff Law <law@redhat.com>
24058 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
24059 types for anonymous SSA names.
24061 2016-02-08 Richard Biener <rguenther@suse.de>
24063 PR rtl-optimization/69274
24064 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
24066 2016-02-08 Jeff Law <law@redhat.com>
24068 PR tree-optimization/65917
24069 * tree-ssa-dom.c (record_temporary_equivalences): Record both
24070 equivalences from if (x == y) style conditionals.
24071 (loop_depth_of_name): Remove.
24072 (record_equality): Remove loop depth check.
24073 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
24074 (const_and_copies::record_const_or_copy_raw): New member function.
24075 * tree-ssa-scopedtables.c
24076 (const_and_copies::record_const_or_copy_raw): New, factored out of
24077 (const_and_copies::record_const_or_copy): Call new member function.
24079 2016-02-05 Jeff Law <law@redhat.com>
24081 PR tree-optimization/68541
24082 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
24083 (count_stmts_in_block): New function.
24084 (poor_ifcvt_candidate_code): Likewise.
24085 (is_feasible_trace): Add some heuristics to determine when path
24086 splitting is profitable.
24087 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
24088 is a diamond with a single exit.
24090 2016-02-05 Martin Sebor <msebor@redhat.com>
24093 * doc/invoke.texi: Update -Wplacement-new to take an optional
24096 2016-02-06 Richard Henderson <rth@redhat.com>
24099 * tree.c (tree_nop_conversion_p): Do not strip casts into or
24100 out of non-standard address spaces.
24102 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24104 PR rtl-optimization/69691
24105 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
24107 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
24109 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
24110 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
24111 (*ieee128_mfvsrd_64bit): Likewise.
24112 (*ieee128_mfvsrd_32bit): Likewise.
24114 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
24118 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24120 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24121 instrumented_version.
24123 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
24125 * doc/invoke.texi (Optimize Options): In table of --param options
24126 rename second occurrence of tracer-min-branch-ratio to
24127 tracer-min-branch-probability, rename
24128 tracer-min-branch-ratio-feedback to
24129 tracer-min-branch-probability-feedback and clarify description,
24130 rename sched-spec-state-edge-prob-cutoff to
24131 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
24132 to selsched-insns-to-rename, rename lto-minpartition to
24133 lto-min-partition, delete reorder-blocks-duplicate and
24134 reorder-blocks-duplicate-feedback.
24136 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24138 * config/s390/s390.c (s390_register_info_set_ranges): Remove
24141 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
24143 * doc/extend.texi: S/390: Correct some typos.
24145 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24147 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
24149 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24152 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
24153 (s390_register_info_gprtofpr): Use new macros above.
24154 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
24156 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
24157 its name. Adjust restore and save gpr ranges.
24158 (s390_register_info_set_ranges): New function.
24159 (s390_register_info): Use new macros above. Call
24160 s390_register_info_set_ranges.
24161 (s390_optimize_register_info): Likewise.
24162 (s390_hard_regno_rename_ok): Use new macros.
24163 (s390_hard_regno_scratch_ok): Likewise.
24164 (s390_emit_epilogue): Likewise.
24165 (s390_can_use_return_insn): Likewise.
24166 (s390_optimize_prologue): Likewise.
24167 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
24169 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24172 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
24174 (ix86_option_override_internal): Disable TARGET_STV even for
24175 -m{incoming,preferred}-stack-boundary=3.
24177 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24179 * config.gcc: Mark deprecated rtems targets as obsolete.
24181 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
24183 PR rtl-optimization/64682
24184 PR rtl-optimization/69567
24185 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
24186 before I2 only if the register is both used and set in I2.
24188 2016-02-04 DJ Delorie <dj@redhat.com>
24190 * config/msp430/msp430.c (msp430_start_function): Add function type.
24192 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24195 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
24197 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
24199 PR rtl-optimization/69577
24201 2015-10-29 Richard Henderson <rth@redhat.com>
24205 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
24206 sse check to the exact conditions of PR 67609.
24208 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24211 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
24212 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
24213 not allowed into the traditional Altivec registers.
24214 (movtd_64bit_nodm): Likewise.
24215 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
24217 2016-02-04 David Malcolm <dmalcolm@redhat.com>
24219 * config/aarch64/cortex-a57-fma-steering.c
24220 (aarch64_register_fma_steering): Remove "static" from arguments
24223 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
24226 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
24227 twice when complex.
24229 2016-02-04 Mike Frysinger <vapier@gentoo.org>
24231 * doc/invoke.texi: Delete -mno-fma4.
24233 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
24235 PR rtl-optimization/69577
24236 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
24237 (find_subregs_of_mode): Update accordingly. Iterate over partial
24240 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
24242 * config/arm/arm-protos.h (neon_reinterpret): Remove.
24243 * config/arm/arm.c (neon_reinterpret): Remove.
24244 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
24245 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
24246 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
24247 vreinterpretti): Remove.
24248 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
24249 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
24250 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
24251 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
24252 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
24253 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
24254 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
24255 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
24256 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
24257 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
24258 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
24259 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
24260 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
24261 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
24262 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
24263 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
24264 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
24265 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
24266 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
24267 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
24268 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
24269 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
24270 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
24271 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
24272 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
24273 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
24274 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
24275 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
24276 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
24277 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
24278 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
24279 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
24280 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
24281 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
24282 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
24283 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
24284 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
24285 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
24286 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
24287 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
24288 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
24289 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
24290 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
24291 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
24292 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
24293 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
24294 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
24295 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
24296 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
24297 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
24298 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
24299 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
24300 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
24301 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
24302 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
24303 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
24304 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
24305 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
24306 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
24307 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
24308 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
24309 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
24310 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
24311 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
24312 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
24313 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
24314 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
24315 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
24316 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
24317 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
24318 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
24319 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
24320 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
24321 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
24322 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
24323 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
24324 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
24325 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
24326 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
24327 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
24328 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
24329 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
24330 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
24331 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
24332 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
24333 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
24334 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
24335 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
24336 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
24337 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
24338 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
24339 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
24340 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
24341 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
24342 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
24343 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
24344 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
24345 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
24346 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
24347 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
24348 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
24349 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
24350 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
24352 2016-02-04 Martin Liska <mliska@suse.cz>
24355 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
24356 that are gimple_store_p.
24357 (maybe_instrument_call): Likewise.
24359 2016-02-04 Bin Cheng <bin.cheng@arm.com>
24361 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
24362 register scaling out of memory reference and comment why.
24364 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24368 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
24369 folding the source of a SET.
24371 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24375 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
24376 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
24378 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
24382 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
24385 2016-02-04 Christian Bruel <christian.bruel@st.com>
24387 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
24388 * config/arm/arm.c (arm_set_current_function): Likewise.
24390 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24391 Ilya Enkovich <enkovich.gnu@gmail.com>
24392 H.J. Lu <hongjiu.lu@intel.com>
24395 * config/i386/i386.c (convert_scalars_to_vector): Remove
24396 stack alignment fixes.
24397 (ix86_option_override_internal): Disable TARGET_STV if stack
24398 might not be aligned enough.
24399 (ix86_minimum_alignment): Assert that TARGET_STV is false.
24401 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
24403 * config/i386/x86-tune.def: Disable default prefetching
24406 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
24407 Vladimir Makarov <vmakarov@redhat.com>
24410 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
24411 in validating fused toc addresses.
24413 2016-02-03 Jakub Jelinek <jakub@redhat.com>
24416 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
24417 range->m_caret fields if range->m_show_caret_p is false.
24420 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24421 Force oldval into register if it does not satisfy reg_or_short_operand
24422 predicate. Fix up formatting.
24424 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
24425 Alexandre Oliva <aoliva@redhat.com>
24428 * lra-constraints.c (simplify_operand_subreg): Check additionally
24429 address validity after potential reloading.
24430 (process_address_1): Check insns validity. In case of failure do
24433 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
24436 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
24439 2016-02-02 Jakub Jelinek <jakub@redhat.com>
24441 * wide-int.cc (canonize_uhwi): New function.
24442 (wi::divmod_internal): Use it.
24444 2016-02-02 James Norris <jnorris@codesourcery.com>
24446 * gimplify.c (omp_notice_variable): Add usage check.
24448 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
24450 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
24451 like LE, GE, LT, GT when emitting relational operator.
24453 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24455 * ira-costs.c (find_costs_and_classes): Add extra argument.
24456 * target.def (ira_change_pseudo_allocno_class): Add parameter.
24457 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
24458 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
24459 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
24460 Add best_class parameter, and return it if not ALL_REGS.
24461 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
24463 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
24464 Update target hook.
24466 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24468 * config/aarch64/aarch64.c
24469 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
24470 (aarch64_ira_change_pseudo_allocno_class): New function.
24472 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
24475 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
24477 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24479 * config/avr/avr.c (avr_option_override): Set
24480 PARAM_ALLOW_STORE_DATA_RACES to 1.
24482 2016-02-02 Richard Biener <rguenther@suse.de>
24484 PR tree-optimization/69595
24485 * match.pd: Add range test simplifications to true/false.
24487 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
24489 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
24490 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
24493 2016-02-02 Richard Biener <rguenther@suse.de>
24495 PR tree-optimization/69606
24496 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
24497 info on the result before moving a stmt.
24499 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
24501 PR middle-end/68542
24502 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
24503 branch with vector comparison.
24504 * config/i386/sse.md (VI48_AVX): New mode iterator.
24505 (define_expand "cbranch<mode>4): Add support for conditional branch
24506 with vector comparison.
24507 * tree-vect-loop.c (optimize_mask_stores): New function.
24508 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
24509 has_mask_store field of vect_info.
24510 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
24511 vectorized loops having masked stores after vec_info destroy.
24512 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24513 correspondent macros.
24514 (optimize_mask_stores): Add prototype.
24516 2016-02-02 Alan Modra <amodra@gmail.com>
24519 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24522 2016-02-02 Alan Modra <amodra@gmail.com>
24525 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24526 whenever toc_label_name used.
24527 (rs6000_file_start): Don't set up toc section here,
24528 (rs6000_output_function_epilogue): do so here instead,
24529 (rs6000_xcoff_file_start): and here.
24530 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24531 (load_toc_aix_di): Likewise.
24533 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24535 PR rtl-optimization/69592
24536 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24537 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24538 (num_sign_bit_copies_binary_arith_p): New inline function.
24539 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24541 2016-02-01 Jeff Law <law@redhat.com>
24543 PR tree-optimization/69580
24544 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24545 * tree-ssa-threadbackward.c
24546 (fsm_find_control_statement_thread_paths): Do not try to walk
24547 through large PHI nodes.
24549 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24551 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24552 when count is incremented above limit, don't analyze further
24555 * omp-low.c (oacc_parse_default_dims): Avoid
24556 -Wsign-compare warning, make sure value fits into int
24557 rather than just unsigned int.
24559 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24561 PR tree-optimization/67921
24562 * fold-const.c (split_tree): New parameters. Convert pointer
24563 type variable part to proper type before negating.
24564 (fold_binary_loc): Pass new arguments to split_tree.
24566 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24568 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24569 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24570 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24571 * doc/tm.texti: Rebuilt.
24572 * doc/invoke.texi (fopenacc-dim): Document.
24573 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24574 (append_compiler_options): Likewise.
24575 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24576 (oacc_parse_default_dims): New.
24577 (oacc_validate_dims): Add USED arg. Select non-unity default when
24579 (oacc_loop_fixed_partitions): Return mask of used partitions.
24580 (oacc_loop_auto_partitions): Emit dump info.
24581 (oacc_loop_partition): Return mask of used partitions.
24582 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24583 loop partitioning and validation calls.
24585 2016-02-01 Richard Biener <rguenther@suse.de>
24587 PR middle-end/69556
24588 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24590 2016-02-01 Richard Biener <rguenther@suse.de>
24592 PR tree-optimization/69574
24593 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24594 of asserting return chrec_dont_know.
24596 2016-02-01 Martin Liska <mliska@suse.cz>
24598 * mem-stats-traits.h: Add copyright header.
24599 * mem-stats.h: Likewise.
24601 2016-02-01 Richard Biener <rguenther@suse.de>
24603 PR tree-optimization/69579
24604 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24605 Do not propagate through abnormal PHI results.
24607 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24609 * postreload.c (reload_cse_simplify): Remove dead code.
24611 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24613 PR rtl-optimization/69570
24614 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24615 if there is more than one set, not if there is a single set.
24617 2016-02-01 Richard Henderson <rth@redhat.com>
24620 * combine.c (make_compound_operation): When looking through a
24621 subreg, make sure to re-extend to the width of the outer mode.
24623 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24625 PR tree-optimization/69546
24626 * wide-int.cc (wi::divmod_internal): For unsigned division
24627 where both operands fit into uhwi, if o1 is 1 and o0 has
24628 msb set, if divident_prec is larger than bits per hwi,
24629 clear another quotient word and return 2 instead of 1.
24630 Similarly for remainder with msb in HWI set, if dividend_prec
24631 is larger than bits per hwi.
24633 2016-01-29 Martin Jambor <mjambor@suse.cz>
24635 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24636 Use short lowercase names.
24637 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24638 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24639 acq_rel one. Protect warning agains segfaults if
24640 get_memory_order_name returns NULL.
24641 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24642 with release semantics. Do not warn if get_memory_order already did.
24643 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24644 semantics. Fix check for relaxed or acquire semantics. Do not warn
24645 if get_memory_order already did.
24647 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24649 * doc/install.texi: Document that isl-0.16 is supported.
24651 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24654 * config/i386/constraints.md (Bm): Describe as special memory
24656 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24657 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24658 * genpreds.c (struct constraint_data): Add is_special_memory.
24659 (have_special_memory_constraints, special_memory_start): New
24661 (special_memory_end): Ditto.
24662 (add_constraint): Add new arg is_special_memory. Add code to
24663 process its true value. Update have_special_memory_constraints.
24664 (process_define_constraint): Pass the new arg.
24665 (process_define_register_constraint): Ditto.
24666 (choose_enum_order): Process special memory.
24667 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24668 function insn_extra_special_memory_constraint.
24669 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24670 * gensupport.c (process_rtx): Process
24671 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24672 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24673 * ira-lives.c (single_reg_class): Use
24674 insn_extra_special_memory_constraint.
24675 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24676 * lra-constraints.c (process_alt_operands): Ditto.
24677 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24678 * recog.c (asm_operand_ok, preprocess_constraints): Process
24680 * reload.c (find_reloads): Ditto.
24681 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24682 * stmt.c (parse_input_constraint): Use
24683 insn_extra_special_memory_constraint.
24685 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24688 * lra-splill.c (lra_final_code_change): Revert r229087 by
24689 removing all sub-registers.
24691 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
24694 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
24696 2016-01-29 Jakub Jelinek <jakub@redhat.com>
24699 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
24700 SSE1, copy target into the temporary reg first before recursing
24703 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24705 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
24708 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24710 * ginclude/stdarg.h: Test __cplusplus instead of
24711 __GXX_EXPERIMENTAL_CXX0X__.
24713 2016-01-29 Richard Biener <rguenther@suse.de>
24715 PR tree-optimization/69547
24716 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
24717 Do not mark clobbers necessary.
24718 (mark_all_reaching_defs_necessary_1): Likewise.
24720 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24722 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
24723 declaration name with %qs and print it in both error messages.
24724 Also fix indentation.
24726 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24729 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
24730 trailing blank line from error message.
24732 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24735 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
24738 2016-01-29 Richard Biener <rguenther@suse.de>
24740 PR middle-end/69537
24741 * match.pd: Allow all integral types when simplifying a
24742 widening or sign-changing conversion.
24744 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24746 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
24747 back to setting codegen_error to fail codegen.
24749 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
24752 * config/i386/constraints.md (C): Only accept constant zero operand.
24753 (BC): New constraint.
24754 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
24755 instead of C constraint.
24756 * doc/md.texi (Machine Constraints): Update description
24759 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
24762 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
24764 2016-01-28 Jakub Jelinek <jakub@redhat.com>
24766 PR middle-end/69542
24767 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
24770 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
24772 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
24773 branches if using guessed profile.
24775 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
24777 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24779 2016-01-28 Richard Henderson <rth@redhat.com>
24782 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24783 * config/aarch64/aarch64-protos.h: Update.
24784 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24785 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24786 (aarch64_get_condition_code_1): Handle CC_Cmode.
24787 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24788 (*add<mode>3_compareC_cconly_imm): New.
24789 (*add<mode>3_compareC_cconly): New.
24790 (*add<mode>3_compareC_imm): New.
24791 (add<mode>3_compareC): New.
24792 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24793 to be first. Use aarch64_carry_operation.
24794 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24795 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24796 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24797 (subti3): Use subdi3_compare1.
24798 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24799 (sub<mode>3_compare1): New.
24800 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24801 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24802 (*subsi3_carryin_uxtw): Likewise.
24803 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24804 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24805 * config/aarch64/iterators.md (DWI): New.
24806 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24807 (aarch64_borrow_operation): New.
24809 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24811 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24812 message when isl does not return a valid schedule.
24814 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24816 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24817 Remove comments from class declarations: they are already in the code
24820 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24822 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24824 (ternary_op_to_tree): Same.
24825 (unary_op_to_tree): Same.
24826 (nary_op_to_tree): Same.
24827 (gcc_expression_from_isl_expr_op): Same.
24828 (gcc_expression_from_isl_expression): Same.
24829 (graphite_create_new_loop): Same.
24830 (graphite_create_new_loop_guard): Same.
24831 (build_iv_mapping): Same.
24832 (graphite_create_new_guard): Same.
24833 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24834 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24836 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24838 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24839 instead of setting codegen_error to fail codegen.
24841 2016-01-28 Jason Merrill <jason@redhat.com>
24843 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24845 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24847 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24848 Remove CONST_INT_P check in CCMP cost calculation.
24850 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24852 * config/aarch64/aarch64.c (generic_vector_cost):
24853 Set vec_permute_cost.
24854 (cortexa57_vector_cost): Likewise.
24855 (exynosm1_vector_cost): Likewise.
24856 (xgene1_vector_cost): Likewise.
24857 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24858 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24859 Add vec_permute_cost entry.
24861 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24863 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24865 (add<mode>3_compare0): Likewise.
24866 (addsi3_compare0_uxtw): Likewise.
24867 (add<mode>3nr_compare0): Likewise.
24868 (compare_neg<mode>): Likewise.
24869 (<optab><mode>3): Likewise.
24871 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24873 * tree-vect-stmts.c (vectorizable_comparison): Add
24874 NULL check for vectype.
24876 2016-01-28 Richard Biener <rguenther@suse.de>
24878 PR tree-optimization/69466
24879 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24880 Account for PHIs we couldn't duplicate.
24882 2016-01-28 Martin Liska <mliska@suse.cz>
24885 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24886 instead of ENABLE_VALGRIND_CHECKING.
24888 2016-01-27 Richard Henderson <rth@redhat.com>
24891 * lra-remat.c (subreg_regs): New.
24892 (dump_candidates_and_remat_bb_data): Dump it.
24893 (operand_to_remat): Reject if operand in subreg_regs.
24894 (set_bb_regs): Collect subreg_regs.
24895 (lra_remat): Init and free subreg_regs. Compute
24896 calculate_local_reg_remat_bb_data before create_cands.
24898 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24901 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24902 change stack_alignment_needed for __tls_get_addr call.
24904 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24906 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24908 2016-01-27 Jeff Law <law@redhat.com>
24910 PR tree-optimization/68398
24911 PR tree-optimization/69196
24912 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24913 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24914 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24915 Only count PHIs in the last block in the path. The others will
24916 const/copy propagate away. Add heuristic to allow more irreducible
24917 subloops to be created when it is likely profitable to do so.
24919 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24920 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24921 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24923 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24926 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24927 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24928 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24929 * tree-streamer-in.c: Include asan.h.
24930 (streamer_get_builtin_tree): For builtins in sanitizer
24931 range call initialize_sanitizer_builtins and retry.
24933 2016-01-27 Ian Lance Taylor <iant@google.com>
24935 * common.opt (fkeep-gc-roots-live): New undocumented option.
24936 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24937 -fkeep-gc-roots-live, skip pointers.
24938 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24941 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24944 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24945 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24947 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24950 * configure.ac: NetBSD provides SSP in its C library.
24951 * configure: Updated.
24953 2016-01-27 Richard Biener <rguenther@suse.de>
24955 PR tree-optimization/69166
24956 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24957 reduction code for commutativity / associativity.
24959 2016-01-27 Martin Jambor <mjambor@suse.cz>
24961 PR tree-optimization/69355
24962 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24963 total_scalarization fails.
24965 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24967 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24970 2016-01-27 Christian Bruel <christian.bruel@st.com>
24973 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
24974 Move arm_reset_previous_fndecl and set_target_option_current_node in
24975 the conditional part. Call save_restore_target_globals.
24976 * config/arm/arm.c (arm_set_current_function):
24977 Refactor to better support #pragma target and attribute mix.
24978 Call save_restore_target_globals.
24979 * config/arm/arm-protos.h (save_restore_target_globals): New function.
24981 2016-01-27 Martin Liska <mliska@suse.cz>
24983 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
24984 reference for an HSA kernel and its host function.
24986 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24988 PR tree-optimization/69399
24989 * wide-int.h (wi::lrshift): For larger precisions, only
24990 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
24992 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
24994 * config/arc/predicates.md (proper_comparison_operator): Reject
24995 constant-constant comparison.
24997 2016-01-26 Tom de Vries <tom@codesourcery.com>
24999 PR tree-optimization/69110
25000 * tree-data-ref.c (initialize_data_dependence_relation): Handle
25001 DR_NUM_DIMENSIONS == 0.
25003 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
25004 Sebastian Pop <s.pop@samsung.com>
25006 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
25007 isl_ast_op_cond and isl_ast_op_select.
25008 (gcc_expression_from_isl_expr_op): Same.
25010 2016-01-26 Jason Merrill <jason@redhat.com>
25013 * tree.c (recompute_constructor_flags): Split out from
25015 (verify_constructor_flags): New.
25016 * tree.h: Declare them.
25018 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
25020 PR rtl-optimization/69217
25021 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
25022 are no TYPE_FIELDS set for the record type.
25024 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25027 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
25028 toc_label_name unconditionally.
25029 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
25030 SYMBOL_REF string. Use toc_label_name instead of constructing
25032 (rs6000_elf_declare_function_name): Use toc_label_name instead of
25033 constructing LCTOC1.
25035 2016-01-26 Martin Sebor <msebor@redhat.com>
25038 * doc/extend.texi (Common Type Attributes): Move text that talks about
25039 attribute packed from attribute aligned to the section discussing
25040 the former attribute for clarity.
25042 2016-01-26 Richard Henderson <rth@redhat.com>
25044 PR middle-end/60908
25045 * trans-mem.c (tm_region_init): Mark entry block as visited.
25047 2016-01-26 David Malcolm <dmalcolm@redhat.com>
25050 * diagnostic-show-locus.c (layout::print_source_line): Replace
25051 call to pp_newline with call to layout::print_newline.
25052 (layout::print_annotation_line): Likewise.
25053 (layout::move_to_column): Likewise.
25054 (layout::print_any_fixits): After printing any fixits, print a
25055 trailing newline, if necessary.
25056 (layout::print_newline): New method, resetting any colorization
25058 (diagnostic_show_locus): Move the pp_newline to before the
25059 early bailout. Remove dummy block enclosing the layout instance.
25060 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
25061 of pp_newline_and_flush with pp_flush.
25062 (diagnostic_append_note): Delete use of pp_newline.
25063 (diagnostic_append_note_at_rich_loc): Delete.
25064 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
25065 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
25066 when newline characters are added to the buffer.
25068 2016-01-26 Michael Matz <matz@suse.de>
25070 * configure.ac (ac_cv_std_swap_in_utility): New test.
25071 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
25072 * configure: Regenerate.
25073 * config.in: Regenerate.
25075 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
25077 * config/arc/arc.md (cstoresi4): Force operand into register.
25078 (arcset<code>): Fix predicate.
25079 (arcsetltu): Likewise.
25080 (arcsetgeu): Likewise.
25081 (arcsethi): Likewise.
25082 (arcsetls): Likewise.
25084 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25086 PR tree-optimization/69483
25087 * gimple-fold.c (canonicalize_constructor_val): Return NULL
25088 if base has error_mark_node type.
25090 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
25093 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
25094 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
25096 (vget_lane_f16): Handle big-endian.
25097 (vgetq_lane_f16): Likewise.
25098 (vset_lane_f16): Likewise.
25099 (vsetq_lane_f16): Likewise.
25100 * config/arm/iterators.md (VQXMOV): Add V8HF.
25101 (VDQ): Add V4HF and V8HF.
25102 (V_reg): Handle V4HF and V8HF.
25103 (Is_float_mode): Likewise.
25104 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
25105 neon_vdup_nv8hf): New patterns.
25106 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
25107 Use VD_LANE iterator.
25108 (neon_vld1_dup<mode>): Use VQ2 iterator.
25110 2016-01-26 Nathan Sidwell <nathan@acm.org>
25112 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
25113 (set_oacc_fn_attrib): Add IS_KERNEL arg.
25114 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
25115 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
25116 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
25117 (oacc_validate_dims): Add LEVEL arg, don't return level.
25118 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
25119 oacc_validate_dims.
25120 (execute_oacc_device_lower): Adjust, add more dump output.
25121 * tree-ssa-loop.c (gate_oacc_kernels): Use
25122 oacc_fn_attrib_kernels_p.
25123 * tree-parloops.c (create_parallel_loop): Adjust
25124 set_oacc_fn_attrib call.
25126 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25129 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
25130 (append_compiler_options): Handle -fcilkplus.
25131 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
25133 2016-01-26 Nick Clifton <nickc@redhat.com>
25136 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
25137 been marked as DECL_ONE_ONLY but we do not the means to make it
25138 so, then do not allow it to bind locally.
25140 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25143 * opts.h (parse_sanitizer_options): New prototype.
25144 * opts.c (sanitizer_opts): New array.
25145 (parse_sanitizer_options): New function.
25146 (common_handle_option): Use parse_sanitizer_options.
25148 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
25151 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
25152 alignment adjustment to ...
25153 (ix86_update_stack_boundary): Here. Don't over-align stack for
25155 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
25156 if __tls_get_addr is called.
25158 2016-01-26 Christian Bruel <christian.bruel@st.com>
25160 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
25162 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
25164 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
25166 2016-01-26 Richard Biener <rguenther@suse.de>
25168 PR middle-end/69467
25169 * match.pd: Guard X * CST CMP 0 pattern with single_use.
25171 2016-01-26 Richard Biener <rguenther@suse.de>
25173 PR tree-optimization/69452
25174 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
25175 (move_computations_dom_walker::before_dom_children): Rename
25177 (move_computations_worker): This.
25178 (move_computations): Perform an RPO rather than a DOM walk.
25180 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25183 * combine.c (combine_instructions): For REG_EQUAL note with
25184 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
25185 to the underlying register.
25186 * doc/rtl.texi (REG_EQUAL): Document the behavior of
25187 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
25189 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
25192 * config/aarch64/aarch64-builtins.c
25193 (aarch64_init_simd_builtin_types): Do not set structural
25194 equality to __Poly{8,16,64,128}_t types.
25196 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
25198 PR tree-optimization/69400
25199 * wide-int.cc (wi_pack): Take the precision as argument and
25200 perform canonicalization here rather than in the callers.
25201 Use the main loop to handle all full-width HWIs. Add a
25202 zero HWI if in_len isn't a full result.
25203 (wi::divmod_internal): Update accordingly.
25204 (wi::mul_internal): Likewise. Simplify.
25206 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25207 Sebastian Pop <s.pop@samsung.com>
25209 * graphite-poly.c (apply_poly_transforms): Simplify.
25210 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
25211 (print_isl_map): Same.
25212 (print_isl_union_map): Same.
25213 (print_isl_schedule): New.
25214 (debug_isl_schedule): New.
25215 * graphite-dependences.c (scop_get_reads): Do not call
25216 isl_union_map_add_map that is undocumented isl functionality.
25217 (scop_get_must_writes): Same.
25218 (scop_get_may_writes): Same.
25219 (scop_get_original_schedule): Remove.
25220 (scop_get_dependences): Do not call isl_union_map_compute_flow that
25221 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
25222 (compute_deps): Remove.
25223 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
25224 (debug_schedule_ast): New.
25225 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
25226 set_separate_option.
25227 (graphite_regenerate_ast_isl): Add dump.
25228 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
25229 from scop->transformed_schedule.
25230 (graphite_regenerate_ast_isl): Add more dump.
25231 * graphite-optimize-isl.c (optimize_isl): Set
25232 scop->transformed_schedule. Check whether schedules are equal.
25233 (apply_poly_transforms): Move here.
25234 * graphite-poly.c (apply_poly_transforms): ... from here.
25235 (free_poly_bb): Static.
25236 (free_scop): Static.
25237 (pbb_number_of_iterations_at_time): Remove.
25238 (print_isl_ast): New.
25239 (debug_isl_ast): New.
25240 (debug_scop_pbb): New.
25241 * graphite-scop-detection.c (print_edge): Move.
25242 (print_sese): Move.
25243 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
25244 (build_scop_scattering): Remove.
25245 (create_pw_aff_from_tree): Assert instead of bailing out.
25246 (add_condition_to_pbb): Remove unused code, do not fail.
25247 (add_conditions_to_domain): Same.
25248 (add_conditions_to_constraints): Remove.
25249 (build_scop_context): New.
25250 (add_iter_domain_dimension): New.
25251 (build_iteration_domains): Initialize pbb->iterators.
25252 Call add_conditions_to_domain.
25255 (index_outermost_in_loop): New.
25256 (index_pbb_in_loop): New.
25257 (outermost_pbb_in): New.
25258 (add_in_sequence): New.
25259 (add_outer_projection): New.
25260 (outer_projection_mupa): New.
25261 (add_loop_schedule): New.
25262 (build_schedule_pbb): New.
25263 (build_schedule_loop): New.
25264 (embed_in_surrounding_loops): New.
25265 (build_schedule_loop_nest): New.
25266 (build_original_schedule): New.
25267 (build_poly_scop): Call build_original_schedule.
25268 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
25269 (free_poly_dr): Remove.
25270 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
25271 (free_poly_bb): Remove.
25272 (debug_loop_vec): Remove.
25273 (print_isl_ast): Declare.
25274 (debug_isl_ast): Declare.
25275 (scop_do_interchange): Remove.
25276 (scop_do_strip_mine): Remove.
25277 (scop_do_block): Remove.
25278 (flatten_all_loops): Remove.
25279 (optimize_isl): Remove.
25280 (pbb_number_of_iterations_at_time): Remove.
25281 (debug_scop_pbb): Declare.
25282 (print_schedule_ast): Declare.
25283 (debug_schedule_ast): Declare.
25284 (struct scop): Remove schedule. Add original_schedule,
25285 transformed_schedule.
25286 (free_gimple_poly_bb): Remove.
25287 (print_generated_program): Remove.
25288 (debug_generated_program): Remove.
25289 (unify_scattering_dimensions): Remove.
25290 * sese.c (print_edge): ... here.
25291 (print_sese): ... here.
25292 (debug_edge): ... here.
25293 (debug_sese): ... here.
25294 * sese.h (print_edge): Declare.
25295 (print_sese): Declare.
25296 (dump_edge): Declare.
25297 (dump_sese): Declare.
25299 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25300 Sebastian Pop <s.pop@samsung.com>
25302 * Makefile.in: Set ISLVER in site.exp.
25304 2016-01-25 Jakub Jelinek <jakub@redhat.com>
25306 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
25307 DECL_VALUE_EXPR of new_var even for the non-array case. Look
25308 through DECL_VALUE_EXPR for expansion.
25310 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
25312 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
25313 the frame info after reload completed.
25315 2016-01-25 Jeff Law <law@redhat.com>
25317 PR tree-optimization/69196
25318 PR tree-optimization/68398
25319 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
25320 tree-ssa-threadupdate.c.
25321 (determine_bb_domination_status): Prototype
25322 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
25323 (determine_bb_domination_status): No longer static.
25324 (valid_jump_thread_path): Remove code to detect characteristics
25325 of the jump thread path not associated with correctness.
25326 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
25327 Correct test for thread path length. Count PHIs for real operands as
25328 statements that need to be copied. Do not count ASSERT_EXPRs.
25329 Look at all the blocks in the thread path. Compute and selectively
25330 filter thread paths based on threading through the latch, threading
25331 a multiway branch or crossing a multiway branch.
25333 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25335 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
25336 decl with __attribute__ ((unused)) annotation.
25338 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
25341 * tree-vect-stmts.c (vectorizable_condition): Check vectype
25342 of operands is compatible with a statement vectype.
25344 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
25346 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
25347 improve wording for mixed storage order support.
25349 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
25351 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
25352 (vcvt_u64_f64): Likewise.
25353 (vcvta_s64_f64): Likewise.
25354 (vcvta_u64_f64): Likewise.
25355 (vcvtm_s64_f64): Likewise.
25356 (vcvtm_u64_f64): Likewise.
25357 (vcvtn_s64_f64): Likewise.
25358 (vcvtn_u64_f64): Likewise.
25359 (vcvtp_s64_f64): Likewise.
25360 (vcvtp_u64_f64): Likewise.
25362 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
25364 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
25365 (arc_init): Check validity mll64 option.
25366 (arc_save_restore): Use double load/store instruction.
25367 (arc_expand_movmem): Likewise.
25368 (arc_split_move): Don't split if we have double load/store
25369 instructions. Returns a boolean.
25370 (arc_process_double_reg_moves): Change function to return boolean
25371 instead of a sequence of instructions.
25372 (arc_dwarf_register_span): New function.
25373 * config/arc/arc-protos.h (arc_split_move): Change prototype.
25374 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
25375 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
25376 (*movdf_insn): Likewise.
25377 * config/arc/arc.opt (mll64): New option.
25378 * config/arc/predicates.md (even_register_operand): New predicate.
25379 * doc/invoke.texi (ARC Options): Add mll64 documentation.
25381 2016-01-25 Richard Biener <rguenther@suse.de>
25384 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
25385 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
25387 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
25389 2016-01-25 Richard Biener <rguenther@suse.de>
25391 PR tree-optimization/69376
25392 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
25394 (VN_INFO_ANTI_RANGE_P): New inline.
25395 (VN_INFO_RANGE_TYPE): Likewise.
25396 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
25397 SSA_NAME_ANTI_RANGE_P.
25398 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
25399 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25400 Properly query VN_INFO_RANGE_TYPE.
25402 2016-01-25 Nick Clifton <nickc@redhat.com>
25405 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
25407 2016-01-23 Tom de Vries <tom@codesourcery.com>
25409 PR tree-optimization/69426
25410 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
25413 2016-01-23 Jakub Jelinek <jakub@redhat.com>
25415 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
25416 "the the" with "the" in the comments.
25417 * ipa-devirt.c (build_type_inheritance_graph,
25418 update_type_inheritance_graph): Likewise.
25419 * tree.c (build_function_type_list_1): Likewise.
25420 * cfgloopmanip.c (scale_loop_profile): Likewise.
25421 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
25422 * gimple-ssa-split-paths.c
25423 (find_block_to_duplicate_for_splitting_paths): Likewise.
25424 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
25425 * expr.c (convert_move): Likewise.
25426 * var-tracking.c (vt_stack_adjustments): Likewise.
25427 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
25428 * tree-vrp.c (test_for_singularity): Likewise.
25430 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
25431 directly instead of building a temporary tree.
25434 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
25435 remove <algorithm> include.
25437 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25440 * config/i386/i386.c: Include dojump.h.
25441 (expand_small_movmem_or_setmem,
25442 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
25444 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
25445 if dynamic_check != -1.
25447 2016-01-21 Jeff Law <law@redhat.com>
25449 PR middle-end/69347
25450 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
25451 record_temporary_equivalences. Rewritten to avoid unnecessary calls
25452 into dominated_by_p.
25453 (cprop_into_successor_phis): Avoid unnecessary tests.
25455 2016-01-22 Richard Henderson <rth@redhat.com>
25458 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
25459 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
25461 2016-01-22 Michael Matz <matz@suse.de>
25463 * system.h (string, algorithm): Include only conditionally.
25464 (new): Include always under C++.
25465 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
25466 * final.c (toplevel): Ditto.
25467 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
25468 * genconditions.c (write_header): Make gencondmd.c define
25470 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
25472 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
25473 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
25475 2016-01-22 Christian Bruel <christian.bruel@st.com>
25478 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
25480 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25483 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
25484 define_insn_and_split. Ensure operands[1] and operands[0] do not
25485 get assigned the same register.
25487 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
25489 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
25491 2016-01-22 Christian Bruel <christian.bruel@st.com>
25493 * config/arm/arm-c.c (arm_pragma_target_parse):
25494 Remove warn_builtin_macro_redefined overwrite.
25496 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25498 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
25499 flag_non_call_exceptions compatibility.
25501 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25504 * dwarf2out.c (add_child_die_after): New function.
25505 (dwarf_qual_info_t): New type.
25506 (dwarf_qual_info): New variable.
25507 (qualified_die_p): New function.
25508 (modified_type_die): For -fdebug-types-section, ensure
25509 canonical order of qualifiers. Put qualified DIEs adjacent
25510 to the corresponding non-qualified type DIE and search there
25511 for existing qualified DIEs.
25513 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25515 * doc/extend.texi (scalar_storage_order type attribute): Document
25516 restriction on type punning and aliasing, and remove future tense.
25518 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25521 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25524 2016-01-21 Jeff Law <law@redhat.com>
25526 PR middle-end/69347
25527 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25528 useless call to record_temporary_equivalences.
25529 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25530 allocate 10 slots in the bb_path vector and let it grow as needed.
25531 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25534 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25536 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25538 * configure: Regenerate.
25540 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25542 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25543 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25545 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25547 PR middle-end/66178
25548 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25549 drop EXPAND_INITIALIZER.
25550 * rtl.h (contains_symbolic_reference_p): Declare.
25551 * rtlanal.c (contains_symbolic_reference_p): New function.
25552 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25553 a subtraction into a NOT if symbolic constants are involved.
25555 2016-01-21 Anton Blanchard <anton@samba.org>
25556 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25559 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25561 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25564 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25566 * config/microblaze/microblaze.c
25567 (get_branch_target): New.
25568 (insert_wic_for_ilb_runout): New.
25570 (microblaze_machine_dependent_reorg): New.
25571 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25572 * config/microblaze/microblaze.md
25573 (UNSPEC_IPREFETCH): Define.
25574 (iprefetch): New pattern
25575 * config/microblaze/microblaze.opt
25576 (mxl-prefetch): New flag.
25578 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25580 * config/microblaze/microblaze.h
25581 (FIXED_REGISTERS): Update in macro.
25582 (CALL_USED_REGISTERS): Update in macro.
25584 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25586 PR rtl-optimization/68920
25587 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25590 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25592 PR rtl-optimization/68990
25593 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25594 pseudo instead of inheritance ones.
25596 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25597 Nick Clifton <nickc@redhat.com>
25601 * config/mips/mips.c (mips_compute_frame_info): Initialise
25602 args_size and hard_frame_pointer_offset fields of the frame
25603 structure before calling mips_global_pointer.
25605 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25607 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25609 * configure: Regenerate.
25611 2016-01-21 Richard Biener <rguenther@suse.de>
25613 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25615 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25617 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25618 to actually emit the .size directive.
25620 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25621 Jakub Jelinek <jakub@redhat.com>
25625 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25626 args array size by one to avoid buffer overflow.
25628 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25630 * config/s390/s390.md (pool_section_start): Use switch_to_section
25631 to select proper read-only data section instead of hardcoding
25633 (pool_section_end): Use switch_to_section to match the above.
25635 2016-01-21 Richard Biener <rguenther@suse.de>
25637 PR tree-optimization/69378
25638 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25639 (set_ssa_val_to): Use it for dominance checks taking into
25640 account not executable edges.
25642 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25645 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25646 for bitsize instead of GET_MODE_PRECISION (mode).
25648 2016-01-20 Martin Sebor <msebor@redhat.com>
25651 * extend.texi (__sync Builtins): Clarify the semantics of
25652 __sync_fetch_and_OP built-ins on pointers.
25653 (__atomic Builtins): Same.
25655 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25656 Sebastian Pop <s.pop@samsung.com>
25658 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25659 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25660 (is_valid_rename): Same.
25661 (translate_isl_ast_to_gimple::get_rename): Same.
25662 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25663 (translate_isl_ast_to_gimple::rename_uses): Same.
25664 (get_new_name): Check for close_phi nodes.
25665 (copy_loop_phi_args): Use phi_node_kind.
25666 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25667 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25669 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25670 Sebastian Pop <s.pop@samsung.com>
25672 Revert commit r229783.
25673 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25674 Remove use of parameter_rename_map.
25675 (copy_def): Remove.
25676 (copy_internal_parameters): Remove.
25677 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25678 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25679 (free_sese_info): Do not free parameter_rename_map.
25680 (set_rename): Do not use parameter_rename_map.
25681 (rename_uses): Update call to set_rename.
25682 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25683 * sese.h (parameter_rename_map_t): Remove.
25684 (struct sese_info_t): Remove field parameter_rename_map.
25686 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25687 Sebastian Pop <s.pop@samsung.com>
25689 * graphite-isl-ast-to-gimple.c: Fix comment.
25690 * graphite-scop-detection.c (defined_in_loop_p): New.
25691 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
25692 names defined in loop.
25694 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25695 Sebastian Pop <s.pop@samsung.com>
25697 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
25698 Discard unstructured if-then-else regions.
25700 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25701 Sebastian Pop <s.pop@samsung.com>
25703 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
25704 (cleanup_loop_iter_dom): Remove.
25705 (build_loop_iteration_domains): Remove.
25706 (build_scop_context): Remove.
25707 (build_scop_iteration_domain): Remove.
25708 (add_loop_constraints): New.
25709 (build_iteration_domains): New.
25710 (build_poly_scop): Call build_iteration_domains.
25712 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25713 Sebastian Pop <s.pop@samsung.com>
25715 * graphite-scop-detection.c
25716 (scop_detection::harmful_loop_in_region): Free dom and loops.
25717 (scop_detection::loop_body_is_valid_scop): Free bbs.
25719 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25720 Sebastian Pop <s.pop@samsung.com>
25722 * graphite-scop-detection.c (record_loop_in_sese): New.
25723 (gather_bbs::before_dom_children): Call record_loop_in_sese.
25724 (build_scops): Remove call to build_sese_loop_nests.
25725 * sese.c (sese_record_loop): Remove.
25726 (build_sese_loop_nests): Remove.
25727 (new_sese_info): Remove region->loops.
25728 (free_sese_info): Same.
25729 * sese.h (sese_contains_loop): Same.
25730 (build_sese_loop_nests): Remove.
25731 (sese_contains_loop): Remove.
25733 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25734 Sebastian Pop <s.pop@samsung.com>
25736 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
25737 loop_is_valid_in_scop.
25738 (scop_detection::harmful_stmt_in_region): Renamed
25739 harmful_loop_in_region.
25740 Call loop_is_valid_in_scop.
25742 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25743 Sebastian Pop <s.pop@samsung.com>
25745 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
25748 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25749 Sebastian Pop <s.pop@samsung.com>
25751 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
25752 * graphite.h (struct poly_bb): Remove field is_reduction.
25753 (PBB_IS_REDUCTION): Remove.
25755 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25756 Sebastian Pop <s.pop@samsung.com>
25758 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
25759 (add_pdr_constraints): Same.
25760 (scop_get_reads): Same.
25761 (scop_get_must_writes): Same.
25762 (scop_get_may_writes): Same.
25763 (scop_get_original_schedule): Same.
25764 (extend_schedule): Same.
25765 (apply_schedule_on_deps): Same.
25766 (carries_deps): Same.
25767 (compute_deps): Same.
25768 (scop_get_dependences): Same.
25769 * graphite-isl-ast-to-gimple.c
25770 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
25771 * graphite-optimize-isl.c (get_schedule_for_band): Same.
25772 (get_schedule_for_band_list): Same.
25773 (get_schedule_map): Same.
25774 (apply_schedule_map_to_scop): Same.
25775 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25776 (build_loop_iteration_domains): Same.
25777 (add_condition_to_pbb): Same.
25778 (add_param_constraints): Same.
25779 (pdr_add_memory_accesses): Same.
25780 (pdr_add_data_dimensions): Same.
25782 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25784 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25787 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25789 * common.opt (feliminate-dwarf2-dups): Replace references to
25790 "DWARF 2" with just "DWARF".
25791 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25792 * doc/extend.texi: Likewise.
25793 * doc/cpp.texi: Likewise.
25794 * doc/invoke.texi: Likewise.
25795 (Option Summary): Add -gdwarf to list of Debugging Options.
25796 (Debugging Options): Document -gdwarf.
25797 * doc/contrib.texi: Spell "DWARF" like that.
25799 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25801 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25802 warning. Fix up formatting.
25804 PR middle-end/67653
25805 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25806 attempt to mark memory input operand addressable and
25807 call prepare_gimple_addressable in that case. Don't adjust
25808 input_location for diagnostics, use error_at instead.
25810 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25812 * config/rs6000/ppc-auxv.h: New file.
25813 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25814 (cpu_is): Likewise.
25815 (cpu_supports): Likewise.
25816 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25817 (cpu_is_info): New variable.
25818 (cpu_supports_info): Likewise.
25819 (tcb_verification_symbol): Likewise.
25820 (cpu_builtin_p): Likewise.
25821 (cpu_expand_builtin): New function.
25822 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25823 (rs6000_init_builtins): Likewise.
25824 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25825 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25826 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25827 * configure: Regenerate.
25828 * config.in: Likewise.
25829 * doc/extend.texi (PowerPC Built-in Functions): Document
25830 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25832 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25835 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25837 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25840 2016-01-20 Richard Henderson <rth@redhat.com>
25846 * tree.c (tm_define_builtin): New.
25847 (find_tm_vector_type): New.
25848 (build_tm_vector_builtins): New.
25849 (build_common_builtin_nodes): Call it.
25851 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25853 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25854 (arm_fp_ok): Likewise.
25855 (arm_fp): Likewise.
25856 (arm_crypto): Likewise.
25858 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25859 Richard Biener <rguenther@suse.de>
25861 PR tree-optimization/69328
25862 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25863 vectors have same number of elements.
25864 (vectorizable_condition): Fix masked version recognition.
25866 2016-01-20 Richard Biener <rguenther@suse.de>
25868 PR tree-optimization/69345
25869 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25870 (VN_INFO_PTR_INFO): Likewise.
25871 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25872 info when it is equal between non-dominating SSA names.
25873 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25874 Make sure to look at original SSA infos.
25876 2016-01-20 Jeff Law <law@redhat.com>
25879 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25881 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25882 (pc_or_label_operand): New predicate.
25883 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25884 tests for small integers that are 2^n - 1.
25886 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25888 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25890 2016-01-19 Jeff Law <law@redhat.com>
25892 PR middle-end/69347
25893 * tree-ssa-threadbackwards.c
25894 (fsm_find_control_statement_thread_paths): Do not try to lookup
25895 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25897 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25899 * doc/lto.texi: Remove text that says only Gold has linker plugin
25902 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25904 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25905 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25906 the DIE accordingly.
25907 (modified_type_die): Add REVERSE parameter and pass it recursively,
25908 as well as to base_type_die. Adjust presence check accordingly.
25909 (base_type_for_mode): Adjust call to modified_type_die.
25910 (add_type_attribute): Add REVERSE parameter and pass it to
25912 (generic_parameter_die): Adjust call to add_type_attribute.
25913 (add_scalar_info): Likewise.
25914 (add_subscript_info): Likewise.
25915 (gen_array_type_die): Likewise.
25916 (gen_descr_array_type_die): Likewise.
25917 (gen_entry_point_die): Likewise.
25918 (gen_enumeration_type_die): Likewise.
25919 (gen_formal_parameter_die): Likewise.
25920 (gen_subprogram_die): Likewise.
25921 (gen_variable_die ): Likewise.
25922 (gen_const_die): Likewise.
25923 (gen_field_die): Likewise.
25924 (gen_pointer_type_die): Likewise.
25925 (gen_reference_type_die): Likewise.
25926 (gen_ptr_to_mbr_type_die): Likewise.
25927 (gen_inheritance_die): Likewise.
25928 (gen_subroutine_type_die): Likewise.
25929 (gen_typedef_die): Likewise.
25930 (force_type_die): Adjust call to modified_type_die.
25932 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25934 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25935 flow throughout the file. Fix broken link to Objective-C 2.0
25937 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25940 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25942 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25944 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25947 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25948 (maybe_record_node): Record cxa_pure_virtual as the only possible
25949 target if there are not ohter candidates.
25950 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25952 2016-01-19 Richard Biener <rguenther@suse.de>
25954 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25955 (get_memory_order): Likewise.
25957 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25959 * tree-vect-stmts.c (vectorizable_store): Check
25962 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25965 * gcc.c (driver::decode_argv): Add call to
25966 init_opts_obstack before init_options_struct.
25967 * opts.c (init_opts_obstack): Remove idempotency.
25968 (init_options_struct): Replace call to init_opts_obstack
25969 with a gcc_assert to verify that it has already been called.
25970 * toplev.c (toplev::main): Add call to init_opts_obstack before
25971 calls to init_options_struct.
25972 (toplev::finalize): Move cleanup of opts_obstack next to
25973 cleanup of save_decoded_options, clearing the latter, and
25974 save_decoded_options_count.
25976 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25979 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
25980 attribute to unconditional. Remove %? from output template.
25982 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25983 Jiong Wang <jiong.wang@arm.com>
25985 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
25986 generated from different expand order.
25988 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25990 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25991 Add support for CCMP costing.
25993 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25995 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
25996 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
25997 (fccmpe<mode>): Likewise.
25998 (fcmp): Rename to fcmp and globalize pattern.
26000 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
26001 (aarch64_gen_ccmp_next): Add FP support.
26003 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
26005 * target.def (gen_ccmp_first): Update documentation.
26006 (gen_ccmp_next): Likewise.
26007 * doc/tm.texi (gen_ccmp_first): Update documentation.
26008 (gen_ccmp_next): Likewise.
26009 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
26010 expand_ccmp_expr_1. Improve comments.
26011 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
26012 (ccmp_ior<mode>): Remove pattern.
26013 (cmp<mode>): Remove expand.
26014 (cmp): Globalize pattern.
26015 (cstorecc4): Use cc_register.
26016 (mov<mode>cc): Remove ccmp_cc_register check.
26017 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
26018 Simplify after removal of CC_DNE/* modes.
26019 (aarch64_ccmp_mode_to_code): Remove.
26020 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
26021 In 'k' case use integer as condition.
26022 (aarch64_nzcv_codes): Remove inverted cases.
26023 (aarch64_code_to_ccmode): Remove.
26024 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
26025 comparison with CC register to be used in folowing CCMP/branch/CSEL.
26026 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
26027 pattern. Return the comparison with CC register. Invert conditions
26028 when bitcode is OR.
26029 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
26030 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
26032 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26034 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26035 instrumented_version.
26037 2016-01-19 Richard Biener <rguenther@suse.de>
26039 PR tree-optimization/69336
26040 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
26041 handled components with get_ref_base_and_extent.
26042 (equal_mem_array_ref_p): Adjust.
26044 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26047 * shrink-wrap.c: Include valtrack.h.
26048 (move_insn_for_shrink_wrap): Add DEBUG argument. If
26049 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
26050 in between insn and where it will be moved to. Call
26051 dead_debug_insert_temp.
26052 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
26053 first and dead_debug_local_finish at the end.
26054 For uses and defs bitmap, handle all regs in between REGNO and
26055 END_REGNO, not just the first one.
26057 2016-01-19 Richard Biener <rguenther@suse.de>
26059 PR tree-optimization/69352
26060 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
26061 (equal_mem_array_ref_p): Constrain size and max size properly.
26062 Compare the reverse flag.
26064 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
26066 * ira.c (ira): Update regstat data if we deleted insns.
26068 2016-01-19 Jakub Jelinek <jakub@redhat.com>
26070 PR rtl-optimization/68955
26071 PR rtl-optimization/64557
26072 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
26073 here. Fix up formatting.
26074 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
26076 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26079 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
26080 assume that the node has body.
26081 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
26084 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26086 * lto-streamer-out.c (lto_output): Do not stream instrumentation
26089 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26091 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
26092 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
26094 2016-01-19 Martin Jambor <mjambor@suse.cz>
26095 Martin Liska <mliska@suse.cz>
26096 Michael Matz <matz@suse.de>
26098 * Makefile.in (OBJS): Add new source files.
26099 (GTFILES): Add hsa.c.
26100 * common.opt (disable_hsa): New variable.
26101 (-Whsa): New warning.
26102 * config.in (ENABLE_HSA): New.
26103 * configure.ac: Treat hsa differently from other accelerators.
26104 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
26105 $enable_offloading.
26106 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
26107 * doc/install.texi (Configuration): Document --with-hsa-runtime,
26108 --with-hsa-runtime-include, --with-hsa-runtime-lib and
26109 --with-hsa-kmt-lib.
26110 * doc/invoke.texi (-Whsa): Document.
26111 (hsa-gen-debug-stores): Likewise.
26112 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
26113 to invoke offload compiler for hsa acclerator.
26114 * opts.c (common_handle_option): Determine whether HSA offloading
26115 should be performed.
26116 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
26117 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
26118 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
26119 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
26120 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
26121 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
26122 GF_OMP_FOR_KIND_GRID_LOOP.
26123 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
26124 (pp_gimple_stmt_1): Likewise.
26125 * gimple-walk.c (walk_gimple_stmt): Likewise.
26126 * gimple.c (gimple_build_omp_grid_body): New function.
26127 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
26128 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
26129 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
26130 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
26131 GF_OMP_TEAMS_GRID_PHONY.
26132 (gimple_statement_omp_single_layout): Updated comments.
26133 (gimple_build_omp_grid_body): New function.
26134 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
26135 (gimple_omp_for_grid_phony): New function.
26136 (gimple_omp_for_set_grid_phony): Likewise.
26137 (gimple_omp_parallel_grid_phony): Likewise.
26138 (gimple_omp_parallel_set_grid_phony): Likewise.
26139 (gimple_omp_teams_grid_phony): Likewise.
26140 (gimple_omp_teams_set_grid_phony): Likewise.
26141 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
26142 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
26143 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
26144 (BUILT_IN_GOMP_TARGET): Updated type.
26145 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
26146 (adjust_for_condition): New function.
26147 (get_omp_for_step_from_incr): Likewise.
26148 (extract_omp_for_data): Moved parts to adjust_for_condition and
26149 get_omp_for_step_from_incr.
26150 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
26151 (fixup_child_record_type): Bail out if receiver_decl is NULL.
26152 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
26153 (scan_omp_parallel): Do not create child functions for phony
26155 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
26156 (scan_omp_1_op): Checking assert we are not remapping to
26157 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
26158 (parallel_needs_hsa_kernel_p): New function.
26159 (expand_parallel_call): Register apprpriate parallel child
26160 functions as HSA kernels.
26161 (grid_launch_attributes_trees): New type.
26162 (grid_attr_trees): New variable.
26163 (grid_create_kernel_launch_attr_types): New function.
26164 (grid_insert_store_range_dim): Likewise.
26165 (grid_get_kernel_launch_attributes): Likewise.
26166 (get_target_argument_identifier_1): Likewise.
26167 (get_target_argument_identifier): Likewise.
26168 (get_target_argument_value): Likewise.
26169 (push_target_argument_according_to_value): Likewise.
26170 (get_target_arguments): Likewise.
26171 (expand_omp_target): Call get_target_arguments instead of looking
26172 up for teams and thread limit.
26173 (grid_expand_omp_for_loop): New function.
26174 (grid_arg_decl_map): New type.
26175 (grid_remap_kernel_arg_accesses): New function.
26176 (grid_expand_target_kernel_body): New function.
26177 (expand_omp): Call it.
26178 (lower_omp_for): Do not emit phony constructs.
26179 (lower_omp_taskreg): Do not emit phony constructs but create for them
26180 a temporary variable receiver_decl.
26181 (lower_omp_taskreg): Do not emit phony constructs.
26182 (lower_omp_teams): Likewise.
26183 (lower_omp_grid_body): New function.
26184 (lower_omp_1): Call it.
26185 (grid_reg_assignment_to_local_var_p): New function.
26186 (grid_seq_only_contains_local_assignments): Likewise.
26187 (grid_find_single_omp_among_assignments_1): Likewise.
26188 (grid_find_single_omp_among_assignments): Likewise.
26189 (grid_find_ungridifiable_statement): Likewise.
26190 (grid_target_follows_gridifiable_pattern): Likewise.
26191 (grid_remap_prebody_decls): Likewise.
26192 (grid_copy_leading_local_assignments): Likewise.
26193 (grid_process_kernel_body_copy): Likewise.
26194 (grid_attempt_target_gridification): Likewise.
26195 (grid_gridify_all_targets_stmt): Likewise.
26196 (grid_gridify_all_targets): Likewise.
26197 (execute_lower_omp): Call grid_gridify_all_targets.
26198 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
26199 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
26200 (tree_omp_clause): Added union field dimension.
26201 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
26202 * tree.c (omp_clause_num_ops): Added number of arguments of
26203 OMP_CLAUSE__GRIDDIM_.
26204 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
26205 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
26206 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
26207 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
26208 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
26209 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
26210 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
26211 * tree-pass.h (make_pass_gen_hsail): Declare.
26212 (make_pass_ipa_hsa): Likewise.
26213 * ipa-hsa.c: New file.
26214 * lto-section-in.c (lto_section_name): Add hsa section name.
26215 * lto-streamer.h (lto_section_type): Add hsa section.
26216 * timevar.def (TV_IPA_HSA): New.
26217 * hsa-brig-format.h: New file.
26218 * hsa-brig.c: New file.
26219 * hsa-dump.c: Likewise.
26220 * hsa-gen.c: Likewise.
26223 * toplev.c (compile_file): Call hsa_output_brig.
26224 * hsa-regalloc.c: New file.
26226 2016-01-18 Jeff Law <law@redhat.com>
26228 PR tree-optimization/69320
26229 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
26230 ranged object, do nothing if the RHS constant is not [0..1].
26231 (optimize_stmt): Comparing a boolean ranged object against a
26232 constant outside [0..1] results in a compile-time constant.
26234 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
26237 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
26239 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26240 (Option Summary): Update to reflect new section and moved options.
26241 (C++ Dialect Options): Move -fstats to new section.
26242 (Debugging Options): Move all dump, statistics, and other GCC
26243 developer options to new section. Rewrite section introduction
26244 and re-order remaining options to put the more basic ones first.
26245 (Optimization Options): Move -fira-verbose and -flto-report* to
26247 (Developer Options): New section incorporating moved options.
26248 * doc/cppopts.texi (-dM): Update cross-reference.
26250 2016-01-18 Richard Henderson <rth@redhat.com>
26253 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
26254 operands to pseudo only if CSE is expected. Split long immediate
26255 operands only after reload, and for the stack pointer.
26256 (*add<GPI>3_pluslong): Remove.
26257 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
26258 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
26259 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
26260 (*add<GPI>3 peepholes): New.
26261 (*add<GPI>3 splitters): New.
26262 * config/aarch64/constraints.md (Upl): New.
26263 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
26265 2016-01-18 Richard Biener <rguenther@suse.de>
26267 PR tree-optimization/69297
26268 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
26270 (vect_bb_vectorization_profitable_p): Clear visited flag again.
26272 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
26274 PR middle-end/68542
26275 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
26276 of mixind vector and scalar types.
26277 (fold_relational_const): Add handling of vector
26278 comparison with boolean result.
26279 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
26280 comparison of vector operands with boolean result for EQ/NE only.
26281 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
26282 (verify_gimple_cond): Likewise.
26283 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
26286 2016-01-18 Joseph Myers <joseph@codesourcery.com>
26288 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
26291 2016-01-18 Richard Biener <rguenther@suse.de>
26293 PR middle-end/69308
26294 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
26296 2016-01-18 Tom de Vries <tom@codesourcery.com>
26298 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
26300 2016-01-18 Tom de Vries <tom@codesourcery.com>
26302 * omp-low.c (set_oacc_fn_attrib): Make extern.
26303 * omp-low.h (set_oacc_fn_attrib): Declare.
26304 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
26305 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
26306 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
26307 Add and handle function parameter oacc_kernels_p.
26308 (find_reduc_addr, get_omp_data_i_param): New function.
26309 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
26310 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
26311 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
26312 Calculate dominance info. Skip loops that are not in a kernels region
26313 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
26314 (pass_parallelize_loops::execute): Call parallelize_loops with
26315 oacc_kernels_p argument.
26316 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
26317 New member function.
26318 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
26319 * passes.def: Add argument to pass_parallelize_loops instantation.
26321 2016-01-18 Tom de Vries <tom@codesourcery.com>
26323 * tree-parloops.c (pass_parallelize_loops::execute): Allow
26324 pass_parallelize_loops to be run outside the loop pipeline.
26326 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26328 * tree-scalar-evolution.c (follow_copies_to_constant): New.
26329 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
26331 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26334 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
26335 using get_ref_base_and_extent.
26336 (equal_mem_array_ref_p): New.
26337 (hashable_expr_equal_p): Add call to previous.
26339 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26342 * tree-sra.c (disqualified_constants, constant_decl_p): New.
26343 (sra_initialize): Allocate disqualified_constants.
26344 (sra_deinitialize): Free disqualified_constants.
26345 (disqualify_candidate): Update disqualified_constants when appropriate.
26346 (create_access): Scan for constant-pool entries as we go along.
26347 (scalarizable_type_p): Add check against type_contains_placeholder_p.
26348 (maybe_add_sra_candidate): Allow constant-pool entries.
26349 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
26350 (initialize_constant_pool_replacements): New.
26351 (sra_modify_assign): Avoid mangling assignments created by previous,
26352 and don't generate writes into constant pool.
26353 (sra_modify_function_body): Call initialize_constant_pool_replacements.
26355 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26357 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
26358 andnot instruction.
26359 (scalar_chain::convert_op): Likewise.
26360 * config/i386/i386.md (*andndi3_doubleword): New.
26362 2016-01-18 Richard Biener <rguenther@suse.de>
26364 PR tree-optimization/69170
26365 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
26366 building a vector from scalar results of a pattern stmt.
26368 2016-01-18 Jakub Jelinek <jakub@redhat.com>
26370 * haifa-sched.c (autopref_multipass_init): Work around
26371 -Wmaybe-uninitialized warning.
26373 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
26375 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
26376 against the constant 0.
26378 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26380 PR tree-optimization/68799
26381 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
26382 look up phi candidates in the statement-candidate map.
26383 (phi_add_costs): Likewise.
26384 (record_phi_increments): Likewise.
26385 (phi_incr_cost): Likewise.
26386 (ncd_with_phi): Likewise.
26387 (all_phi_incrs_profitable): Likewise.
26389 2016-01-17 Jakub Jelinek <jakub@redhat.com>
26391 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
26392 -Wmaybe-uninitialized warning.
26394 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
26396 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26397 (Option Summary): Update to reflect new section and moved options.
26398 (C++ Dialect Options): Move -fvtable-verify and related options.
26399 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
26400 and profiling-related options.
26401 (Optimization Options): Move profile generation options and
26402 -fstack-protector and related options.
26403 (Instrumentation Options): New section incorporating moved options.
26404 (Code Generation Options): Move -finstrument-functions and
26405 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
26407 2016-01-16 Tom de Vries <tom@codesourcery.com>
26409 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
26411 2016-01-16 Tom de Vries <tom@codesourcery.com>
26413 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
26415 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
26417 * hash-table.h (hash_table::empty): Turn into an inline wrapper
26418 that checks whether the table is already empty. Rename the
26419 original implementation to...
26420 (hash_table::empty_slot): ...this new private function.
26422 2016-01-15 David Malcolm <dmalcolm@redhat.com>
26424 PR diagnostic/68899
26425 * diagnostic-show-locus.c (layout::print_source_line): Move x
26426 offset of line until after call to
26427 get_line_width_without_trailing_whitespace.
26429 2016-01-15 Jeff Law <law@redhat.com>
26431 PR tree-optimization/69270
26432 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
26433 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
26434 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
26435 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
26436 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26437 ssa_name_has_boolean_range and constant_boolean_node.
26439 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
26441 PR rtl-optimization/69030
26442 * lra-spills.c (remove_pseudos): Check nrefs and make the function
26444 (spill_pseudos): Delete debug insn for dead pseudo.
26445 (lra_spill): Initiate spill_hard_reg and slots memory separately.
26447 2016-01-15 Jiong Wang <jiong.wang@arm.com>
26449 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
26451 (TYPES_UNOPUS): Likewise.
26452 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
26453 builtin type, from UNOP to UNOPUS.
26454 (lbtruncuv4sf): Likewise.
26455 (lbtruncuv2df): Likewise.
26456 (lrounduv2sf): Likewise.
26457 (lrounduv4sf): Likewise.
26458 (lrounduv2df): Likewise.
26459 (lroundusf): Likewise.
26460 (lroundusf): Likewise.
26461 (lceiluv2sf): Likewise.
26462 (lceiluv4sf): Likewise.
26463 (lceiluv2df): Likewise.
26464 (lceilusf): Likewise.
26465 (lceiludf): Likewise.
26466 (lflooruv2sf): Likewise.
26467 (lflooruv4sf): Likewise.
26468 (lflooruv2df): Likewise.
26469 (lfloorusf): Likewise.
26470 (lfloorudf): Likewise.
26471 (lfrintnuv2sf): Likewise.
26472 (lfrintnuv4sf): Likewise.
26473 (lfrintnuv2df): Likewise.
26474 (lfrintnusf): Likewise.
26475 (lfrintnudf): Likewise.
26476 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
26478 (vcvtq_u32_f32): Likewise.
26479 (vcvtq_u64_f64): Likewise.
26480 (vcvta_u32_f32): Likewise.
26481 (vcvtaq_u32_f32): Likewise.
26482 (vcvtaq_u64_f64): Likewise.
26483 (vcvtm_u32_f32): Likewise.
26484 (vcvtmq_u32_f32): Likewise.
26485 (vcvtmq_u64_f64): Likewise.
26486 (vcvtn_u32_f32): Likwise.
26487 (vcvtnq_u32_f32): Likewise.
26488 (vcvtnq_u64_f64): Likewise.
26489 (vcvtp_u32_f32): Likewise.
26490 (vcvtpq_u32_f32): Likewise.
26491 (vcvtpq_u64_f64): Likewise.
26492 (vcvtmd_u64_f64): Likewise.
26493 (vcvtms_u32_f32): Likewise.
26494 (vcvtad_u64_f64): Likewise.
26495 (vcvtas_u32_f32): Likewise.
26496 (vcvtnd_u64_f64): Likewise.
26497 (vcvtns_u32_f32): Likewise.
26498 (vcvtpd_u64_f64): Likewise.
26499 (vcvtps_u32_f32): Likewise.
26501 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26503 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
26504 CSEL of zero_extended registers.
26506 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26508 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
26509 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
26511 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26513 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26514 false when argument string is not found in the attributes table
26517 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26520 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26521 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26522 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26523 precision estimate.
26525 2016-01-15 Richard Biener <rguenther@suse.de>
26527 PR tree-optimization/66856
26528 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26529 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26530 (vect_create_new_slp_node): Increment stmt reference count.
26531 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26532 an SLP tree before swapping operands.
26533 (vect_build_slp_tree): Likewise.
26534 (destroy_bb_vec_info): Free stmt info after SLP instances.
26535 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26536 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26537 (STMT_VINFO_NUM_SLP_USES): New macro.
26539 2016-01-15 Richard Biener <rguenther@suse.de>
26542 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26543 (add_linkage_name): ... here.
26544 (gen_typedef_die): Use add_linkage_name_raw instead of
26545 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26548 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26550 * gimplify.c (oacc_default_clause): Decode reference and pointer
26551 types for both kernels and parallel regions.
26553 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26555 PR middle-end/69246
26556 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26558 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26560 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26561 (convert_scalars_to_vector): Likewise.
26563 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26565 * doc/extend.texi (Type Traits): Fix grammar.
26567 2016-01-15 Martin Jambor <mjambor@suse.cz>
26569 * tree-inline.c (remap_decl): Use existing dclarations if
26570 remapping a type and prevent_decl_creation_for_types.
26571 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26572 decls first. Do real remapping with
26573 prevent_decl_creation_for_types set.
26574 * tree-inline.h (copy_body_data): New field
26575 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26578 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26580 * config/s390/s390.opt (mmvcle): More verbose help text.
26582 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26584 * config/s390/s390.opt: Add period to -mzvector option text.
26586 2016-01-15 Richard Biener <rguenther@suse.de>
26588 PR tree-optimization/68961
26589 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26590 of invariants in stores again.
26592 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26594 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26596 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26598 * config/i386/i386.c (ix86_expand_branch): Don't split
26599 DI mode xor instruction to SI mode.
26601 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26604 * ipa-icf.c (sem_function::merge): Virtual functions may become
26605 reachable even if they address is not taken and there are no
26608 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26610 * lto-streamer-out.c (subtract_estimated_size): New function.
26611 (get_symbol_initial_value): Use it.
26613 2016-01-15 Christian Bruel <christian.bruel@st.com>
26616 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26617 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26618 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26619 use add_builtin_function_ext_scope instead of add_builtin_function.
26620 (neon_set_p, neon_crypto_set_p): Remove.
26621 (arm_init_builtins): Always call arm_init_neon_builtins and
26622 arm_init_crypto_builtins.
26623 (arm_expand_builtin): Check that builtins are allowed for the arch.
26624 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26625 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26626 arm_init_neon_builtins call.
26628 2016-01-15 Richard Biener <rguenther@suse.de>
26630 PR tree-optimization/69117
26631 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26632 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26633 of the leader conservatively.
26634 (free_scc_vn): Restore original SSA name infos.
26636 2016-01-14 Jeff Law <law@redhat.com>
26638 PR tree-optimization/69270
26639 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26640 single bit of precision, verify it's also unsigned.
26641 (record_edge_info): Use constant_boolean_node rather than fold_convert
26642 to convert boolean_true/boolean_false to the right type.
26644 2016-01-14 Richard Henderson <rth@redhat.com>
26647 * loop-doloop.c (record_reg_sets): New.
26648 (doloop_optimize): Reject the transform if the sequence
26649 clobbers registers live at the end of the loop block.
26650 (doloop_optimize_loops): Enable df_live if needed.
26652 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26654 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26655 * config/rs6000/rs6000.c: Likewise.
26656 * config/rs6000/rs6000.h: Likewise.
26657 * config/rs6000/rs6000.md: Likewise.
26658 * doc/extend.texi: Likewsie.
26660 2016-01-14 Jeff Law <law@redhat.com>
26662 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26665 2016-01-14 Richard Henderson <rth@redhat.com>
26669 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26670 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26671 instead of builtin_decl_declared_p to test for declaration.
26673 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26675 * doc/loop.texi (Loop Analysis and Representation): Document
26676 loop_depth function.
26678 2016-01-14 Tom de Vries <tom@codesourcery.com>
26680 PR tree-optimization/68773
26681 * omp-low.c (expand_omp_target): Don't set force_output.
26682 * varpool.c (varpool_node::get_create): Same.
26683 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26684 offload_funcs with force_output.
26686 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26689 * lra-eliminations.c (move_plus_up): Don't change anything if either
26690 the outer or inner subreg mode is not MODE_INT.
26691 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
26692 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
26694 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26696 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
26697 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
26698 reduc_uplus_@var{m}): Remove.
26699 * expr.c (expand_expr_real_2): Remove expansion path for
26700 reduc_[us](min|max|plus) optabs.
26701 * optabs-tree.c (scalar_reduc_to_vector): Remove.
26702 * optabs-tree.h (scalar_reduc_to_vector): Remove.
26703 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
26704 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
26705 * tree-vect-loop.c (vectorizable_reduction): Remove test for
26706 reduc_[us](min|max|plus) optabs.
26708 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26710 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
26711 (reduc_plus_scal_v2sf): New.
26712 (reduc_smax_v2sf): Rename to...
26713 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
26714 (reduc_smin_v2sf): Rename to...
26715 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
26717 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
26719 * alias.c (compare_base_symbol_refs): New function.
26720 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
26723 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26725 PR middle-end/68146
26726 PR tree-optimization/69155
26727 * tree-complex.c: Include cfganal.h.
26728 (phis_to_revisit): New variable.
26729 (extract_component): Add phiarg_p argument. Assert that returned
26730 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
26731 (update_phi_components): Partly rewrite to use loop over real/imag
26732 components instead of code duplication. If extract_component returns
26733 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
26734 create_tmp_reg into the PHI node instead, and mention the phi triplet
26735 in phis_to_revisit.
26736 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
26737 in phis_to_revisit at the end.
26739 2016-01-14 Richard Biener <rguenther@suse.de>
26741 PR tree-optimization/68060
26742 * tree-vect-loop.c (vect_is_simple_reduction): Check the
26743 outer loop reduction is only used in the inner loop before
26744 detecting a double reduction.
26746 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26749 * combine.c (expand_field_assignment): Punt if compute_mode is
26750 unsupported scalar mode.
26752 2016-01-14 Richard Biener <rguenther@suse.de>
26754 PR tree-optimization/66856
26755 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
26756 SLP node only if it built successfully.
26757 (vect_analyze_slp_instance): Adjust.
26759 2016-01-14 Jeff Law <law@redhat.com>
26761 PR tree-optimization/69270
26762 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
26763 (record_edge_info): Use it. Convert boolean_{true,false}_node
26764 to the type of op0.
26766 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
26769 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
26770 use block_ultimate_origin
26771 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
26773 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26775 * doc/invoke.texi (Submodel Options): Rename section to
26776 "Machine-Dependent Options" to better reflect its content.
26777 Rewrite introductory text to remove archaic CPU names.
26780 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26782 * doc/invoke.texi (Code Gen Options): Move section up in file,
26783 before target-specific options. Update menu and option summary
26784 to reflect the new section ordering.
26786 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26788 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26789 (C++ Dialect Options): Add cross-reference to -std option.
26790 * doc/standards.texi (C++ Language): Document C++14 support.
26792 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26794 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26795 for pack/unpack functions for __ibm128.
26796 (PACK_IF): Likewise.
26797 (UNPACK_IF): Likewise.
26799 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26800 support for __ibm128 pack/unpack functions.
26801 (rs6000_invalid_builtin): Likewise.
26802 (rs6000_init_builtins): Likewise.
26803 (rs6000_opt_masks): Likewise.
26805 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26806 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26808 (RS6000_BTM_COMMON): Likewise.
26810 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26811 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26812 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26813 128-bit floating point. Add support for the double values to be
26814 in Altivec registers for TF/IF packing and unpacking, but restrict
26815 TD packing sub-fields to be FPR registers. Don't allow overlapped
26816 register support for packing. Allow pack inputs to be memory
26817 locations. Don't build generator functions for unpack<mode>_dm
26818 and unpack<mode>_nodm.
26819 (unpack<mode>_dm): Likewise.
26820 (unpack<mode>_nodm): Likewise.
26821 (pack<mode>): Likewise.
26823 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26824 built-in functions to pack/unpack explicit __ibm128 values.
26825 (__builtin_unpack_ibm128): Likewise.
26827 * doc/extend.texi (PowerPC Built-in Functions): Document
26828 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26830 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26833 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26834 Add new arg loc and pass it down as context.
26835 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26836 to the location to use for the warning.
26837 (check_function_arguments): New arg loc. All callers changed. Pass
26838 it to check_function_nonnull.
26839 * c-common.h (check_function_arguments): Adjust declaration.
26841 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26843 PR tree-optimization/69156
26844 * gimple.c (validate_type): Removed.
26845 (gimple_builtin_call_types_compatible_p): Use
26846 useless_type_conversion_p instead of validate_type.
26847 * value-prof.c (gimple_stringop_fixed_value): Fold
26848 icall_size to correct type.
26850 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26852 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26855 2016-01-13 Richard Henderson <rth@redhat.com>
26858 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26859 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26860 (ix86_builtin_tm_store): Remove.
26861 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26862 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26863 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26864 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26865 * doc/tm.texi: Rebuild.
26867 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26868 (BUILT_IN_TM_MEMCPY_RTWN): New.
26869 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26870 fallback from vector to integer helpers.
26871 (build_tm_load): Handle vector types directly, instead of
26873 (build_tm_store): Likewise.
26874 (expand_assign_tm): Prepare for register types not handled by
26875 the above. Copy them to memory and use memcpy.
26876 * tree.c (tm_define_builtin): New.
26877 (find_tm_vector_type): New.
26878 (build_tm_vector_builtins): New.
26879 (build_common_builtin_nodes): Call it.
26881 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26883 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26884 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26886 2016-01-13 Tom de Vries <tom@codesourcery.com>
26888 PR tree-optimization/69169
26889 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26890 handled_struct_type param.
26891 (create_variable_info_for, intra_create_variable_infos): Call
26892 create_variable_info_for_1 with extra arg.
26894 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26896 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26897 and "armv8.1-a+crc" entries.
26899 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26902 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26903 Change first operand predicate from register_or_constm1_operand
26904 to register_operand.
26905 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26906 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26907 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26908 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26909 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26910 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26911 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26912 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26913 comparison with constm1_rtx from vec_prefetch_gen part.
26915 2016-01-13 Richard Biener <rguenther@suse.de>
26917 PR tree-optimization/69013
26918 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26919 Exchange assert for a test.
26921 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26924 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26926 2016-01-13 Richard Biener <rguenther@suse.de>
26928 PR tree-optimization/69242
26929 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26930 assert with a check.
26932 2016-01-13 Richard Biener <rguenther@suse.de>
26934 PR tree-optimization/69186
26935 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26936 Properly guard vect_update_misalignment_for_peel call.
26938 2016-01-12 Jeff Law <law@redhat.com>
26940 PR tree-optimization/pr67755
26941 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26942 "need_profile_correction".
26943 (thread_block_1): Initialize new field to false by default. If we
26944 have multiple thread paths through a common joiner to different
26945 final targets, then set new field to true.
26946 (compute_path_counts): Only do count adjustment when it's really
26949 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26951 * doc/invoke.texi (Spec Files): Move section down in file, past
26952 all command-line option descriptions.
26954 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26956 PR middle-end/54809
26957 * doc/gty.texi: Remove documentation of mark_hook.
26958 * gengtype.c (struct write_types_data): Remove code to support
26959 mark_hook attribute.
26960 (walk_type): Likewise.
26961 (write_func_for_structure): Likewise.
26963 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26965 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26966 Directory Options, and -specs= to Overall Options.
26967 (Overall Options): Adjust similarly. Reorder to group related
26968 options together. Make -specs= cross-reference the spec file details.
26969 (Directory Options): Adjust similarly.
26971 2016-01-12 Jeff Law <law@redhat.com>
26973 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
26975 2016-01-12 Olivier Hainque <hainque@adacore.com>
26977 * gcc.c (spec_undefvar_allowed): New global.
26978 (process_command): Set to true when running for --version or --help,
26980 (getenv_spec_function): When the variable is not defined, use the
26981 variable name as the variable value if we're allowed not to issue
26984 2016-01-12 Bin Cheng <bin.cheng@arm.com>
26986 PR tree-optimization/68911
26987 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
26988 information computed for expression "init + nit * step".
26990 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26992 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
26993 about name of GCC executable. Remove deleted node from menu.
26994 (Directory Options) <-B>: Remove cross-reference to deleted node.
26995 (Target Options): Delete section.
26997 2016-01-12 Christian Bruel <christian.bruel@st.com>
27000 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
27001 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
27003 2016-01-12 Jakub Jelinek <jakub@redhat.com>
27006 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
27007 aligned_mem is properly set for AVX512-VL floating point masked
27011 * ifcvt.c (cond_exec_process_if_block): When removing the last
27012 insn from then_bb, remove also any possible barriers that follow it.
27014 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
27018 * config/i386/iamcu.h (SIZE_TYPE): New macro.
27019 (PTRDIFF_TYPE): Likewise.
27020 (WCHAR_TYPE): Likewise.
27021 (WCHAR_TYPE_SIZE): Likewise.
27022 (STDINT_LONG32): Likewise.
27024 2016-01-12 Richard Biener <rguenther@suse.de>
27026 PR tree-optimization/69053
27027 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
27028 convert initial value for cond reductions.
27030 2016-01-12 Richard Biener <rguenther@suse.de>
27032 PR tree-optimization/69007
27033 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
27034 widen_sum after dot_prod and sad.
27036 2016-01-12 Richard Biener <rguenther@suse.de>
27038 PR tree-optimization/69168
27039 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
27040 pattern stmt SLP type.
27041 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
27042 end up unused so cope with that case.
27044 2016-01-12 Richard Biener <rguenther@suse.de>
27046 PR tree-optimization/69157
27047 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
27048 stmts def type only during analyze phase.
27049 (vectorizable_call): Likewise.
27050 (vectorizable_simd_clone_call): Likewise.
27051 (vectorizable_conversion): Likewise.
27052 (vectorizable_assignment): Likewise.
27053 (vectorizable_shift): Likewise.
27054 (vectorizable_operation): Likewise.
27055 (vectorizable_store): Likewise.
27056 (vectorizable_load): Likewise.
27058 2016-01-12 Richard Biener <rguenther@suse.de>
27060 PR tree-optimization/69174
27061 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
27063 (vectorizable_load): Properly compute the number of loads needed
27064 for permuted strided SLP loads and do not spuriously assign
27065 to SLP_TREE_VEC_STMTS.
27067 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
27069 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
27070 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
27071 (MD_EXEC_PREFIX): Remove.
27072 (MD_STARTFILE_PREFIX) Removee.
27073 (FILE_NAME_ABSOLUTE_P): Remove.
27074 (CPP_SPEC): Do not read macros from sys/version.h.
27075 (LINK_COMMAND_SPEC): Remove.
27076 (LOCAL_INCLUDE_DIR): Remove.
27077 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
27078 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
27079 (POST_LINK_SPEC): Define to invoke stubify after linker
27080 (LIBSTDCXX): Remove define
27081 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
27082 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
27083 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
27084 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
27085 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
27086 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
27087 (i386_djgpp_asm_named_section): Add propotype of new procedure
27089 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
27090 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
27091 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
27092 in config/i386/djgpp.h).
27093 (STANDARD_STARTFILE_PREFIX_2): Define identical to
27094 STANDARD_STARTFILE_PREFIX_1.
27095 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
27096 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
27097 installation errors.
27098 (MAX_OFILE_ALIGNMENT): Define to 128.
27099 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
27101 * config/i386/djgpp.c: New file. Add implementation of
27102 i386_djgpp_asm_named_section.
27104 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
27106 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
27107 Add rule for building djgpp.o.
27109 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27111 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
27112 (rtx_is_swappable_p): Reductions are swappable.
27113 (insn_is_swappable_p): V2DF reductions are swappable.
27115 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
27117 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
27118 reloads for other unsupported memory operands.
27120 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27121 Jim Wilson <jim.wilson@linaro.org>
27124 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
27125 copy_to_mode_reg instead of force_reg.
27127 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27130 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
27131 TARGET_80387 is true.
27133 2016-01-11 Jakub Jelinek <jakub@redhat.com>
27136 * lra-eliminations.c (move_plus_up): Only move plus up
27137 if subreg of the constant can be simplified into constant
27138 and use the simplified subreg of the constant instead of
27139 the original constant.
27141 * fold-const.c (fold_convertible_p): Don't return true
27142 for conversion of VECTOR_TYPE to same sized integral type.
27143 (fold_convert_loc): Fix up formatting. Fold conversion of
27144 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
27145 instead of NOP_EXPR.
27147 PR tree-optimization/69214
27148 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
27149 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
27152 PR tree-optimization/69207
27153 * tree-vect-slp.c (vect_get_constant_vectors): For
27154 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
27155 fold_convertible_p to vector_type's element type, and always
27156 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
27158 2016-01-11 Richard Biener <rguenther@suse.de>
27160 PR tree-optimization/69173
27161 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
27162 fixup the cycle if all stmts are in a pattern.
27164 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
27166 PR middle-end/68999
27167 * alias.c (base_alias_check): Move check for addresses with
27168 alignment ANDs before the call for compare_base_decls.
27169 (memrefs_conflict_p): Return -1 for different decls
27170 that went through alignment adjustments.
27172 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27174 PR rtl-optimization/68796
27175 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
27176 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
27177 and QImode comparisons against zero with CC_NZmode.
27178 * config/aarch64/iterators.md (short_mask): New mode_attr.
27180 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27182 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
27183 (<avx512>_store<mode>_mask): Likewise.
27185 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
27186 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27188 PR rtl-optimization/68841
27189 * ifcvt.c (struct noce_if_info): Add orig_x field.
27190 (bbs_ok_for_cmove_arith): Add to_rename parameter.
27191 Don't record conflicts on to_rename if it's present.
27192 Allow memory destinations in sets.
27193 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
27194 blocks, passing orig_x to the checks.
27195 (noce_process_if_block): Set if_info->orig_x appropriately.
27197 2016-01-11 Tom de Vries <tom@codesourcery.com>
27199 PR tree-optimization/69069
27200 * tree-parloops.c (create_parallel_loop): Add missing phi args.
27202 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
27204 PR rtl-optimization/68920
27205 * config/i386/i386.c (ix86_option_override_internal): Restrict number
27206 of conditional moves for RTL if-conversion to 1 for
27207 TARGET_ONE_IF_CONV_INSN.
27208 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
27209 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
27210 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
27211 parameter to restirct number of conditional moves for
27213 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
27214 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
27217 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
27220 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
27221 onepart vars. Fix typo in comment. Fix reversed condition in
27223 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
27226 * var-tracking.c (dump_onepart_variable_differences): New.
27227 (dataflow_set_different): If a detailed dump is requested,
27228 delay early returns and dump differences between onepart
27229 variables present before and after, and added variables.
27231 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27234 * expr.c (expand_expr_real_1): For boolean vector constants
27235 with a scalar mode use const_scalar_mask_from_tree.
27236 (const_scalar_mask_from_tree): New.
27237 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
27238 assigned to a mask type to handle constants.
27240 2016-01-11 Martin Jambor <mjambor@suse.cz>
27243 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
27244 useless parameters if we cannot change function signature.
27246 2016-01-11 Martin Jambor <mjambor@suse.cz>
27249 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
27252 2016-01-11 Tom de Vries <tom@codesourcery.com>
27254 PR tree-optimization/69109
27255 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
27258 2016-01-11 Tom de Vries <tom@codesourcery.com>
27260 PR tree-optimization/69108
27261 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
27262 res is not used in a phi.
27264 2016-01-11 Yury Gribov <y.gribov@samsung.com>
27267 * common.opt (frandom-seed): Fix parameter name.
27268 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
27270 2016-01-11 Tom de Vries <tom@codesourcery.com>
27272 PR tree-optimization/69058
27273 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
27276 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
27278 * config/arc/arc.opt (mdiv-rem): Add period to the end.
27279 (mcode-density): Likewise.
27281 2016-01-10 Tom de Vries <tom@codesourcery.com>
27283 PR tree-optimization/69062
27284 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
27285 (parallelize_loops): Don't paralelize loop that has phi with address
27288 2016-01-10 Tom de Vries <tom@codesourcery.com>
27290 PR tree-optimization/69039
27291 * tree-parloops.c (try_create_reduction_list): Only allow single exit
27294 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
27296 PR middle-end/68743
27297 * match.pd: Require target has function_c99_misc before doing
27298 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
27300 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
27302 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
27304 * configure: Regenerate.
27306 2016-01-09 Jakub Jelinek <jakub@redhat.com>
27308 PR middle-end/50865
27309 PR tree-optimization/69097
27310 * fold-const.h (expr_not_equal_to): New prototype.
27311 * fold-const.c: Include stringpool.h and tree-ssanames.h.
27312 (expr_not_equal_to): New function.
27313 * match.pd (X % -Y is the same as X % Y): Don't optimize
27314 unless X is known not to be equal to minimum or Y is known
27315 not to be equal to -1.
27316 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
27317 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
27318 (simplify_stmt_using_ranges): Adjust caller.
27319 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
27320 substitute_and_fold.
27322 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
27324 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
27327 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27329 PR tree-optimization/69167
27330 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
27331 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
27333 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
27335 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27336 Richard Biener <rguenther@suse.de>
27338 PR tree-optimization/68707
27339 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
27340 instances that can be handled via vect_load_lanes.
27342 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
27344 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
27345 if we can't determine address equivalence.
27346 * alias.c (compare_base_decl): Update for changed return value of
27347 symtab_node::equal_address_to.
27349 2016-01-08 Jason Merrill <jason@redhat.com>
27353 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
27354 * expr.c (store_field): Not here.
27355 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
27356 call with TREE_ADDRESSABLE type.
27357 * tree-cfg.c (verify_gimple_call): Adjust.
27359 2016-01-08 Olivier Hainque <hainque@adacore.com>
27361 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
27364 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27366 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
27367 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
27368 (reduc_smin_v2sf): Rename to...
27369 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
27370 (reduc_splus_v2sf): Rename to...
27371 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
27373 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27375 PR tree-optimization/69162
27376 * gimplify.c (gimplify_va_arg_expr): Encode original type of
27377 valist argument in another argument.
27378 (gimplify_modify_expr): Adjust for the above change. Cleanup.
27379 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
27380 to determine the va_list type, build a MEM_REF instead of
27381 build_fold_indirect_ref.
27383 PR tree-optimization/69172
27384 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
27387 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
27389 PR tree-optimization/67781
27390 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
27391 and cmpnop in two steps: first the ones not accessed in original
27392 gimple expression in a endian independent way and then the ones not
27393 accessed in the final result in an endian-specific way.
27395 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27397 PR tree-optimization/69083
27398 * tree-vect-slp.c (vect_get_constant_vectors): For
27399 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
27400 element type. If op is fold_convertible_p to vector_type's element
27401 type, use NOP_EXPR instead of VCE.
27403 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
27405 PR rtl-optimization/67778
27406 PR rtl-optimization/68634
27407 PR rtl-optimization/68909
27408 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
27409 block from the stack until done with it. Remove a superfluous
27410 bitmap set. Remove a superfluous bitmap test.
27412 2016-01-07 Martin Sebor <msebor@redhat.com>
27415 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
27416 constraint on the type of arguments.
27418 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
27420 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
27421 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
27422 unaligned_access on the gcc_options set.
27423 * config/arm/arm.c (arm_option_override_internal): Use
27424 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
27426 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27429 * config/i386/i386.c (ix86_frame_pointer_required): Enable
27430 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
27432 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27435 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27438 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27439 depending on frame_pointer_needed before remaining integer and SSE
27440 registers are saved.
27442 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
27445 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
27447 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
27450 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
27451 Use the "xBm" constraint.
27452 (float<sseintvecmodelower><mode>2<mask_name><round_name):
27454 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
27455 (sse_cvtsi2ssq<round_name>): Likewise.
27456 (sse_cvtss2si<round_name>): Likewise.
27457 (sse_cvtss2siq<round_name>): Likewise.
27458 (sse2_cvtsi2sdq<round_name>): Likewise.
27459 (sse2_cvtsd2si<round_name>): Likewise.
27460 (sse2_cvtsd2siq<round_name>): Likewise.
27461 * config/i386/subst.md (round_nimm_scalar_predicate): New
27464 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
27466 PR middle-end/67639
27467 * varasm.c (make_decl_rtl): Mark invalid register vars as
27470 PR rtl-optimization/66206
27471 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
27472 All callers changed.
27474 2016-01-07 Jakub Jelinek <jakub@redhat.com>
27476 PR tree-optimization/69141
27477 * tree-ssa-pre.c: Include langhooks.h.
27478 (eliminate_dom_walker::before_dom_children): Use
27479 lang_hooks.decl_printable_name instead of
27480 cgraph_node::get ()->name ().
27482 PR middle-end/68960
27483 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
27484 it and DECL_ALIGN too.
27486 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
27488 * config/mips/mips-ftypes.def: Sort to lexicographical order.
27490 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27493 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27494 depending on frame_pointer_needed before remaining integer and SSE
27495 registers are saved.
27497 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27499 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
27500 mode iterator with VSX_M2.
27501 (*p9_vecstore_<mode>): Likewise.
27502 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
27503 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
27504 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
27505 (define_split for VSX_LE128 stores): Likewise.
27506 (define_peephole2 for TImode LE swaps): Likewise.
27507 (define_split for VSX_LE128 post-reload stores): Likewise.
27509 2016-01-06 Marek Polacek <polacek@redhat.com>
27512 * convert.c (convert_to_integer_1): Adjust call to
27513 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27514 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27515 EXPR instead of ARG.
27516 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27518 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27521 * doc/extend.texi (RL78 Variable Attributes): New section.
27523 2016-01-05 Marek Polacek <polacek@redhat.com>
27526 * builtins.c (get_memmodel): Use expansion point location rather than
27527 the input location. Call warning_at rather than warning.
27528 (expand_builtin_atomic_compare_exchange): Likewise.
27529 (expand_builtin_atomic_load): Likewise.
27530 (expand_builtin_atomic_store): Likewise.
27531 (expand_builtin_atomic_clear): Likewise.
27533 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27536 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27537 Replace nonimmediate_operand with vector_operand.
27538 * config/i386/predicates.md (vector_operand): New predicate.
27539 (general_vector_operand): Replace nonimmediate_operand with
27541 * config/i386/sse.md: Replace nonimmediate_operand with
27542 vector_operand and m constraint with Bm constraint on SSE
27543 patterns with 16-byte memory operand.
27544 * config/i386/subst.md (round_nimm_predicate): Replace
27545 nonimmediate_operand with vector_operand.
27546 (round_saeonly_nimm_predicate): Likewise.
27547 (round_saeonly_nimm_scalar_predicate): New.
27549 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27552 * config/i386/constraints.md (Bm): New constraint.
27553 * config/i386/predicates.md (vector_memory_operand): New
27555 * config/i386/sse.md: Replace xm with xBm in plusminus and
27556 any_logic patterns.
27558 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27561 * doc/extend.texi (V850 Function Attributes): New section.
27562 (V850 Variable Attributes): New section.
27564 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27567 * doc/extend.texi (MicroBlaze Function Attributes): Document
27568 interrupt_handler and fast_interrupt attributes.
27570 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27573 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27574 for local symbolic operands.
27575 * config/ia64/predicates.md (local_symbolic_operand64): New
27578 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27580 PR rtl-optimization/68651
27581 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27584 2016-01-05 Nathan Sidwell <nathan@acm.org>
27586 * alias.c (compare_base_decls): Use symtab_node::get.
27588 2016-01-05 Nick Clifton <nickc@redhat.com>
27591 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27592 secondary_reload_info structure.
27595 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27596 decls if weak support is available.
27598 2016-01-04 Martin Sebor <msebor@redhat.com>
27600 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27602 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27604 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27605 OPTION_MASK_P9_DFORM.
27607 * config/rs6000/constraints.md (wo constraint): New constraint for
27610 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27612 (rs6000_init_hard_regno_mode_ok): Likewise.
27614 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27617 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27618 expanders not to have constraints. Add support for ISA 3.0 xxperm
27619 instruction. Add support for fusing xxlor with xxperm.
27620 (altivec_vperm_<mode>_internal): Likewise.
27621 (altivec_vperm_v8hiv16qi): Likewise.
27622 (altivec_vperm_<mode>v16q): Likewise.
27623 (altivec_vperm_<mode>_uns): Likewise.
27624 (vperm_v8hiv4si): Likewise.
27625 (vperm_v16qiv8hi): Likewise.
27627 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27629 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27631 Update copyright years.
27633 * gcc.c (process_command): Update copyright notice dates.
27634 * gcov-dump.c (print_version): Ditto.
27635 * gcov.c (print_version): Ditto.
27636 * gcov-tool.c (print_version): Ditto.
27637 * gengtype.c (create_file): Ditto.
27638 * doc/cpp.texi: Bump @copying's copyright year.
27639 * doc/cppinternals.texi: Ditto.
27640 * doc/gcc.texi: Ditto.
27641 * doc/gccint.texi: Ditto.
27642 * doc/gcov.texi: Ditto.
27643 * doc/install.texi: Ditto.
27644 * doc/invoke.texi: Ditto.
27646 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27648 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27649 modes larger than TImode as TImode if NEON is not enabled.
27651 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27654 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27655 mode for %f0-%f31 only if TARGET_FPU.
27657 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27660 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27661 to compute the PACKED_P predicate.
27662 (function_arg_record_value): Minor tweaks.
27664 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27666 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27667 option for arm*-*-* targets.
27669 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27671 * doc/extend.texi (Common Function Attributes): Move docs for
27672 MSP430-specific attributes to....
27673 (MSP430 Function Attributes): ...here. Delete the redundant
27674 entries and copy-edit the remaining text.
27675 (MSP430 Variable Attributes): Use uniform format for index
27676 entries and add a cross-reference to the corresponding function
27679 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27681 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27683 (x86 Options): Likewise.
27685 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27689 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
27690 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
27691 to corresponding attribute.
27693 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27695 * doc/extend.texi (Common Function Attributes) <noplt>: Move
27696 to correct alphabetization of table. Copy-edit and correct
27698 <stack_protect>: Likewise.
27699 <target_clones>: Likewise.
27701 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
27702 Correct punctuation.
27703 (Code Gen Options) <-fno-plt>: Copy-edit.
27705 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27708 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
27709 SI values. Explicitly convert SI to DI and vice-versa.
27711 2016-01-01 Jakub Jelinek <jakub@redhat.com>
27713 PR tree-optimization/69070
27714 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
27715 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
27718 * ubsan.c (ubsan_instrument_float_cast): Call
27719 initialize_sanitizer_builtins.
27722 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
27724 Copyright (C) 2016 Free Software Foundation, Inc.
27726 Copying and distribution of this file, with or without modification,
27727 are permitted in any medium without royalty provided the copyright
27728 notice and this notice are preserved.