1 2016-10-24 Richard Biener <rguenther@suse.de>
3 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
4 backedges when identifying the single predecessor to take
5 conditional info from. Use SCEV to get at ranges for loop IVs.
6 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
9 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
12 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
13 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
14 (avr_address_tiny_absdata_p): New static function.
15 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
16 it to determine validity of constant addresses.
17 (avr_attribute_table) [absdata]: New variable attribute...
18 (avr_handle_absdata_attribute): ...and handler.
19 (avr_decl_absdata_p): New static function.
20 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
21 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
22 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
24 2016-10-24 Richard Biener <rguenther@suse.de>
26 PR tree-optimization/78076
27 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
28 also on the loop tree root.
30 2016-10-24 Jakub Jelinek <jakub@redhat.com>
32 * config/i386/i386.c (ix86_fold_builtin): Handle
33 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
34 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
35 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
36 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
38 2016-10-24 Martin Liska <mliska@suse.cz>
41 * opts.c (finish_options): Skip conditionally.
43 2016-10-23 Martin Sebor <msebor@redhat.com>
46 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
47 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
49 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
51 * config/sparc/sparc.md (cpu_feature): Minor tweak.
53 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
54 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
55 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
56 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
57 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
58 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
60 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
62 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
63 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
65 2016-10-21 Andrew Pinski <apinski@cavium.com>
67 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
69 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
70 implementer_id to unsigned char.
71 Change part_no to unsigned int.
72 (AARCH64_BIG_LITTLE): New define.
73 (INVALID_IMP): New define.
74 (INVALID_CORE): New define.
75 (cpu_data): Change the last element's implementer_id and part_no to
77 (valid_bL_string_p): Rewrite to ..
78 (valid_bL_core_p): this for integers instead of strings.
79 (parse_field): New function.
80 (contains_string_p): Rewrite to ...
81 (contains_core_p): this for integers and only for the part_no.
82 (host_detect_local_cpu): Rewrite handling of implementation and
83 par num to be integers; simplifying the code.
85 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
87 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
88 value range for pointers in more cases.
90 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
92 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
93 Add extra argument to allow emitting the move immediate.
94 Use add/sub with positive immediate.
95 (aarch64_add_constant): Add inline function.
96 (aarch64_add_sp): Likewise.
97 (aarch64_sub_sp): Likewise.
98 (aarch64_expand_prologue): Call aarch64_sub_sp.
99 (aarch64_expand_epilogue): Call aarch64_add_sp.
100 Decide when to leave out move.
101 (aarch64_output_mi_thunk): Call aarch64_add_constant.
103 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
105 * config/aarch64/aarch64.c (aarch64_layout_frame):
106 Align FP callee-saves.
108 2016-10-21 Jakub Jelinek <jakub@redhat.com>
110 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
111 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
113 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
114 _rdseed64_step): Likewise.
115 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
118 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
120 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
121 with INTEGER_CST argument.
122 (ix86_gimple_fold_builtin): New function.
123 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
125 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
126 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
127 (ranges_table_allocated, ranges_table_in_use,
128 ranges_by_label_allocated, ranges_by_label_in_use,
129 RANGES_TABLE_INCREMENT): Removed.
130 (add_ranges_num): Use vec_safe_push into ranges_table.
131 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
132 (output_ranges): Adjust for ranges_table and ranges_by_label
133 conversion from arrays to vec.
134 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
135 conversion from arrays to vec.
136 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
137 ranges_table_in_use, ranges_by_label_allocated and
138 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
140 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
141 if needed. Re-add origin_die variable and its initialization.
143 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
144 even for -fstack-reuse=none, or for volatile vars etc.
146 2016-10-21 David Malcolm <dmalcolm@redhat.com>
148 * print-rtl-function.c (flag_compact): Move extern decl to...
149 * print-rtl.h (flag_compact): ...here.
150 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
151 (ASSERT_RTL_DUMP_EQ): New macro.
152 (selftest::test_dumping_regs): New function.
153 (selftest::test_dumping_insns): New function.
154 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
156 (selftest::rtl_tests_c_tests): Call the new test functions.
158 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
160 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
161 (outgoing_edges_match): Likewise.
162 (try_crossjump_to_edge): Likewise.
163 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
164 (rtl_tidy_fallthru_edge): Likewise.
165 * rtl.h (tablejump_p): Adjust prototype.
166 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
168 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
170 * rtl.h (label_ref_label): New function.
171 (set_label_ref_label): New function.
172 (LABEL_REF_LABEL): Delete.
173 * alias.c (rtx_equal_for_memref_p): Adjust.
174 * cfgbuild.c (make_edges): Likewise.
175 (purge_dead_tablejump_edges): Likewise.
176 * cfgexpand.c (convert_debug_memory_address): Likewise.
177 * cfgrtl.c (patch_jump_insn): Likewise.
178 * combine.c (distribute_notes): Likewise.
179 * cse.c (hash_rtx_cb): Likewise.
180 (exp_equiv_p): Likewise.
181 (fold_rtx): Likewise.
182 (check_for_label_ref): Likewise.
183 * cselib.c (rtx_equal_for_cselib_1): Likewise.
184 (cselib_hash_rtx): Likewise.
185 * emit-rtl.c (mark_label_nuses): Likewise.
186 * explow.c (convert_memory_address_addr_space_1): Likewise.
187 * final.c (output_asm_label): Likewise.
188 (output_addr_const): Likewise.
189 * gcse.c (add_label_notes): Likewise.
190 * genconfig.c (walk_insn_part): Likewise.
191 * genrecog.c (validate_pattern): Likewise.
192 * ifcvt.c (cond_exec_get_condition): Likewise.
193 (noce_emit_store_flag): Likewise.
194 (noce_get_alt_condition): Likewise.
195 (noce_get_condition): Likewise.
196 * jump.c (maybe_propagate_label_ref): Likewise.
197 (mark_jump_label_1): Likewise.
198 (redirect_exp_1): Likewise.
199 (rtx_renumbered_equal_p): Likewise.
200 * lra-constraints.c (operands_match_p): Likewise.
201 * print-rtl.c (print_value): Likewise.
202 * reload.c (find_reloads): Likewise.
203 * reload1.c (set_label_offsets): Likewise.
204 * reorg.c (get_branch_condition): Likewise.
205 * rtl-tests.c (test_uncond_jump): Likewise.
206 * rtl.c (rtx_equal_p_cb): Likewise.
207 (rtx_equal_p): Likewise.
208 * rtlanal.c (reg_mentioned_p): Likewise.
209 (rtx_referenced_p): Likewise.
210 (get_condition): Likewise.
211 * varasm.c (const_hash_1): Likewise.
212 (compare_constant): Likewise.
213 (const_rtx_hash_1): Likewise.
214 (output_constant_pool_1): Likewise.
216 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
219 * reload.c (find_valid_class_1): Allow regclass if atleast one
220 regno in regclass is ok. Compute and use rclass size based on
221 actually available regnos for mode in rclass.
223 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
225 * config/sparc/sparc-modes.def (CCV): New.
227 * config/sparc/predicates.md (v_comparison_operator): New.
228 (icc_comparison_operator): Add support for CCV/CCXV.
229 (xcc_comparison_operator): Likewise.
230 * config/sparc/sparc.c (output_cbranch): Likewise.
231 (sparc_print_operand): Likewise.
232 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
233 (uaddvdi4): New expander.
235 (uaddvdi4_sp32): New instruction.
236 (addvdi4_sp32): Likewise.
237 (uaddvsi4): New expander.
239 (cmp_ccc_plus_sltu_set): New instruction.
240 (cmp_ccv_plus): Likewise.
241 (cmp_ccxv_plus): Likewise.
242 (cmp_ccv_plus_set): Likewise.
243 (cmp_ccxv_plus_set): Likewise.
244 (cmp_ccv_plus_sltu_set): Likewise.
245 (uaddvdi4): New expander.
247 (usubdi4_sp32): New instruction.
248 (subvdi4_sp32): Likewise.
249 (usubvsi4): New expander.
251 (cmpsi_minus_sltu_set): New instruction.
252 (cmp_ccv_minus): Likewise.
253 (cmp_ccxv_minus): Likewise.
254 (cmp_ccv_minus_set): Likewise.
255 (cmp_ccxv_minus_set): Likewise.
256 (cmp_ccv_minus_sltu_set): Likewise.
257 (unegvdi3): New expander.
259 (unegdi3_sp32): New instruction.
260 (negvdi3_sp32): Likewise.
261 (unegvsi3): New expander.
263 (cmp_ccc_neg_sltu_set): New instruction.
264 (cmp_ccv_neg): Likewise.
265 (cmp_ccxv_neg): Likewise.
266 (cmp_ccv_neg_set): Likewise.
267 (cmp_ccxv_neg_set): Likewise.
268 (cmp_ccv_neg_sltu_set): Likewise.
270 * tree-ssa-loop-split.c: Remove trailing spaces.
271 * match.pd: Likewise.
273 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
275 PR rtl-optimization/78038
276 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
277 be deduced to set REG through the RTL structure.
278 (make_defs_and_copies_lists): Return false on a failing get_defs call.
280 2016-10-21 Richard Biener <rguenther@suse.de>
282 PR tree-optimization/78051
283 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
284 and mark replaced if folding did something.
286 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
288 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
289 and "protected" in visibility types.
290 (rs6000_xcoff_declare_function_name): Fix formatting.
291 (rs6000_xcoff_declare_object_name): Fix formatting.
293 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
296 and IX86_BUILTIN_HUGE_VALQ here ...
297 (ix86_expand_builtin): ... not here.
299 2016-10-20 Jakub Jelinek <jakub@redhat.com>
301 * doc/gty.texi (for_user): Use @item next to @findex.
303 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
306 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
307 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
308 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
309 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
310 __builtin_ia32_lzcnt_u16.
311 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
312 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
313 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
314 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
315 (bmi_tzcnt_<mode>): New expander.
316 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
317 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
318 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
319 (lzcnt_<mode>): New expander.
320 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
321 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
322 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
323 (UINT64_FTYPE_UINT64): New.
324 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
325 (__builtin_ia32_lzcnt_u16): New description.
326 (__builtin_ia32_lzcnt_u32): Ditto.
327 (__builtin_ia32_lzcnt_u64): Ditto.
328 (__builtin_ctzs): Remove description.
329 (__builtin_ia32_tzcnt_u16): New description.
330 (__builtin_ia32_tzcnt_u32): Ditto.
331 (__builtin_ia32_tzcnt_u64): Ditto.
332 * config/i386/i386.c (ix86_expand_args_builtin): Handle
333 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
335 2016-10-20 Martin Liska <mliska@suse.cz>
338 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
339 comparison with STMT_UID_NOT_IN_RANGE.
340 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
343 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
345 * compare-elim.c (conforming_compare): Accept UNSPECs.
346 (find_comparison_dom_walker::before_dom_children): Deal with
347 instructions both using and killing the flags register.
348 (equivalent_reg_at_start): New function extracted from...
349 (try_eliminate_compare): ...here. Use it and add support for
350 registers and UNSPECs as second operand of the compare.
351 * config/visium/visium-modes.def (CCV): New.
352 * config/visium/predicates.md (visium_v_comparison_operator): New.
353 (visium_branch_operator): Deal with CCV mode.
354 * config/visium/visium.c (visium_select_cc_mode): Likewise.
355 (output_cbranch): Likewise.
356 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
357 (uaddv<mode>4): New expander.
358 (addv<mode>4): Likewise.
359 (add<mode>3_insn_set_carry): New instruction.
360 (add<mode>3_insn_set_overflow): Likewise.
361 (addsi3_insn_set_overflow): Likewise.
362 (usubv<mode>4): New expander.
363 (subv<mode>4): Likewise.
364 (sub<mode>3_insn_set_carry): New instruction.
365 (sub<mode>3_insn_set_overflow): Likewise.
366 (subsi3_insn_set_overflow): Likewise.
367 (unegv<mode>3): New expander.
368 (negv<mode>3): Likewise.
369 (neg<mode>2_insn_set_overflow): New instruction.
370 (addv_tst<mode>): Likewise.
371 (subv_tst<mode>): Likewise.
372 (negv_tst<mode>): Likewise.
373 (cbranch<mode>4_addv_insn): New splitter and instruction.
374 (cbranch<mode>4_subv_insn): Likewise.
375 (cbranch<mode>4_negv_insn): Likewise.
377 2016-10-20 Richard Biener <rguenther@suse.de>
379 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
380 Handle decls possibly not bound.
381 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
382 nothing_id for decls that might not be bound if we are interested
384 (get_constraint_for_component_ref): Deal with that.
386 2016-10-20 Michael Matz <matz@suse.de>
389 * common.opt (-fsplit-loops): New flag.
390 * passes.def (pass_loop_split): Add.
391 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
392 (enable_fdo_optimizations): Add loop splitting.
393 * timevar.def (TV_LOOP_SPLIT): Add.
394 * tree-pass.h (make_pass_loop_split): Declare.
395 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
396 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
397 * tree-ssa-loop-split.c: New file.
398 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
399 * doc/invoke.texi (fsplit-loops): Document.
400 * doc/passes.texi (Loop optimization): Add paragraph about loop
403 2016-10-20 Richard Biener <rguenther@suse.de>
405 * cgraphunit.c (analyze_functions): Set node->definition to
406 false to signal symbol removal to debug_hooks->late_global_decl.
407 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
408 WPA signal symbol removal to the debuginfo machinery.
409 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
410 using early_finised to guard the we're called for symbol
411 removal case look at the symtabs definition flag.
412 (gen_variable_die): Remove redundant check.
414 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
416 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
418 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
420 PR tree-optimization/53979
421 * match.pd ((a ^ b) | a -> a | b): New pattern.
423 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
425 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
426 config/pa/pa64-hpux-lib.h.
427 (PA_CRTBEGIN_HACK): Likewise.
428 (DTOR_LIST_BEGIN): Likewise.
430 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
432 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
433 register only if "in" and "out" are different registers.
435 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
437 * omp-low.c (pass_oacc_device_lower::gate): New method.
438 (execute): Always call execute_oacc_device_lower.
440 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
442 PR tree-optimization/77916
443 PR tree-optimization/77937
444 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
446 (insert_initializers): Requirement of initializer for -1 should be
447 based on pointer-typedness of the candidate basis.
449 2016-10-19 Bin Cheng <bin.cheng@arm.com>
451 PR tree-optimization/78005
452 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
453 upper (included) bound for niters of prolog loop.
454 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
455 Compute niters of scalar loop above which vectorized loop is
456 preferred, as well as the upper (included) bound for the niters.
457 (vect_do_peeling): Record niter bound for loops accordingly.
459 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
462 * tree-core.h (enum tree_index): Put the complex types after their
464 * tree-streamer.c (verify_common_node_recorded): New function.
465 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
467 2016-10-19 Martin Liska <mliska@suse.cz>
469 * cgraph.h (cgraph_edge::binds_to_current_def_p):
470 Replace NULL with false as a return value.
472 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
474 PR tree-optimization/78024
475 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
476 don't clear BB_VISITED after processing.
478 2016-10-19 Richard Biener <rguenther@suse.de>
480 * domwalk.c (dom_walker::walk): Use RPO order.
482 2016-10-19 Richard Biener <rguenther@suse.de>
484 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
486 (evrp_dom_walker::~evrp_dom_walker): Free it.
487 (evrp_dom_walker::stmts_to_remove): Add.
488 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
489 whose output we fully propagate for removal. Propagate
490 into BB destination PHI arguments.
491 (execute_early_vrp): Remove queued stmts. Dump value ranges
494 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
496 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
497 * passes.def: Add two instances of pass_walloca.
498 * tree-pass.h (make_pass_walloca): New.
499 * gimple-ssa-warn-alloca.c: New file.
500 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
501 -Wvla-larger-than= options.
503 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
505 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
506 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
508 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
510 * config/rs6000/altivec.h (vec_xl_len): New macro.
511 (vec_xst_len): New macro.
512 (vec_cmpnez): New macro.
513 (vec_cntlz_lsbb): New macro.
514 (vec_cnttz_lsbb): New macro.
515 (vec_xlx): New macro.
516 (vec_xrx): New macro.
517 (vec_all_nez): New C++ predicate template.
518 (vec_any_eqz): New C++ predicate template.
519 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
520 conditional compilation.
521 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
522 conditional compilation.
523 (vec_all_nez): New macro.
524 (vec_any_eqz): New macro.
525 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
527 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
529 * config/rs6000/vector.md (VI): Moved this mode iterator
530 definition from altivec.md to vector.md.
531 (UNSPEC_NEZ_P): New value.
532 (vector_ne_<mode>_p): New expansion for implementation of
533 vec_all_ne and vec_any_eq built-in functions.
534 (vector_nez_<mode>_p): New expansion for implementation of
535 vec_all_nez and vec_any_eqz built-in functions.
536 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
537 and vec_any_eq built-in function.
538 (cr6_test_for_zero): New commentary to explain this expansion.
539 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
540 (cr6_test_for_lt): New commentary to explain this expansion.
541 (cr6_test_for_lt_reverse): New commentary to explain this
543 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
544 overloaded function prototypes for vec_all_ne, vec_all_nez,
545 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
546 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
548 (altivec_resolve_overloaded_builtin): Modify the handling of
549 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
550 the compiler is configured to support TARGET_P9_VECTOR.
551 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
552 to explain the special processing that is given to predicate
553 built-ins introduced using this macro.
554 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
555 the special processing given to predicate built-ins introduced
557 (BU_VSX_P): Likewise.
558 (BU_P8V_AV_P): Likewise.
559 (BU_P9V_AV_P): Likewise.
560 (BU_P9V_AV_X): New macro.
561 (BU_P9V_64BIT_AV_X): New macro.
562 (BU_P9V_VSX_3): New macro.
563 (BU_P9V_OVERLOAD_P): New macro.
564 (LXVL): New BU_P9V_64BIT_VSX_2.
565 (VEXTUBLX): New BU_P9V_AV_2.
566 (VEXTUBRX): Likewise.
567 (VEXTUHLX): Likewise.
568 (VEXTUHRX): Likewise.
569 (VEXTUWLX): Likewise.
570 (VEXTUWRX): Likewise.
571 (STXVL): New BU_P9V_64BIT_AV_X.
572 (VCLZLSBB): New BU_P9V_AV_1.
573 (VCTZLSBB): Likewise.
574 (CMPNEB): New BU_P9V_AV_2.
579 (VCMPNEB_P): New BU_P9V_AV_P.
580 (VCMPNEH_P): Likewise.
581 (VCMPNEW_P): Likewise.
582 (VCMPNED_P): Likewise.
583 (VCMPNEFP_P): Likewise.
584 (VCMPNEDP_P): Likewise.
585 (CMPNEZB): New BU_P9V_AV_2.
588 (VCMPNEZB_P): New BU_P9V_AV_P.
589 (VCMPNEZH_P): Likewise.
590 (VCMPNEZW_P): Likewise.
591 (LXVL): New BU_P9V_OVERLOAD_2.
592 (STXVL): New BU_P9V_OVERLOAD_3.
593 (VEXTULX): New BU_P9V_OVERLOAD_2.
596 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
597 (VCMPNE_P): Likewise.
598 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
599 (VCTZLSBB): Likewise.
600 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
601 comment to explain mode used for scratch register.
602 (altivec_expand_stxvl_builtin): New function.
603 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
604 (altivec_init_builtins): Add initialized variable
605 void_ftype_v16qi_pvoid_long and use this type to define the
606 built-in function __builtin_altivec_stxvl.
607 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
608 (UNSPEC_STXVL): New value.
609 (UNSPEC_VCLZLSBB): New value.
610 (UNSPEC_VCTZLSBB): New value.
611 (UNSPEC_VEXTUBLX): New value.
612 (UNSPEC_VEXTUHLX): New value.
613 (UNSPEC_VEXTUWLX): New value.
614 (UNSPEC_VEXTUBRX): New value.
615 (UNSPEC_VEXTUHRX): New value.
616 (UNSPEC_VEXTUWRX): New value.
617 (UNSPEC_VCMPNEB): New value.
618 (UNSPEC_VCMPNEZB): New value.
619 (UNSPEC_VCMPNEH): New value.
620 (UNSPEC_VCMPNEZH): New value.
621 (UNSPEC_VCMPNEW): New value.
622 (UNSPEC_VCMPNEZW): New value.
623 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
624 vector of integer modes.
625 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
626 vector of float or double modes.
627 (*vector_nez_<mode>_p): New insn for vector test all not equal or
629 (lxvl): New expand for load VSX vector with length.
630 (*lxvl): New insn for load VSX vector with length.
631 (stxvl): New expand for store VSX vector with length.
632 (*stxvl): New insn for store VSX vector with length.
633 (vcmpneb): New insn for vector of byte compare not equal.
634 (vcmpnezb): New insn for vector of byte compare not equal or zero.
635 (vcmpneh): New insn for vector of half word compare not equal.
636 (vcmpnezh): New insn for vector of half word compare not equal or
638 (vcmpnew): New insn for vector of word compare not equal.
639 (vcmpne<VSs>): New insn for vector of float or double compare not
641 (vcmpnezw): New insn for vector of word compare not equal or zero.
642 (vclzlsbb): New insn for vector count leading zero
643 least-significant bits byte.
644 (vctzlsbb): New insn for vector count trailing zero least
645 signficant bits byte.
646 (vextublx): New insn for vector extract unsigned byte left
648 (vextubrx): New insn for vector extract unsigned byte right
650 (vextuhlx): New insn for vector extract unsigned half word left
652 (vextuhrx): New insn for vector extract unsigned half word right
654 (vextuwlx): New insn for vector extract unsigned word left
656 (vextuwrx): New insn for vector extract unsigned word right
658 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
659 clarify intent of this constant.
660 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
661 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
662 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
663 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
664 and vec_xrx functions.
666 2016-10-18 Andrew Pinski <apinski@cavium.com>
669 * predict.c (is_exit_with_zero_arg): New function.
670 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
673 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
676 * config/i386/i386.c (legitimize_tls_address)
677 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
678 convert dest to Pmode if different than Pmode.
680 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
682 PR tree-optimization/77916
683 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
684 stopgap fix, as pointers with -1 increment are still broken.
686 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
688 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
689 mapping class decoration from here...
690 (rs6000_xcoff_encode_section): ...to here.
692 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
693 if shrink-wrapping and optimizing for speed.
695 2016-10-18 Richard Biener <rguenther@suse.de>
697 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
698 not visited but non-executable predecessors. Return taken edge.
699 Simplify conditions and refactor propagation vs. folding step.
701 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
703 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
704 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
705 (rs6000_get_separate_components): Assert we do not have those
708 2016-10-18 Richard Biener <rguenther@suse.de>
710 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
711 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
713 (substitute_and_fold_dom_walker): Adjust constructor.
714 (substitute_and_fold_dom_walker::before_dom_children): Remove
715 do_dce flag and handling (always true).
716 (substitute_and_fold): Likewise.
717 * tree-vrp.c (vrp_finalize): Adjust.
718 (execute_early_vrp): Remove final BB_VISITED clearing.
719 * tree-ssa-ccp.c (ccp_finalize): Adjust.
720 * tree-ssa-copy.c (fini_copy_prop): Likewise.
721 * ira.c (ira): Call clear_bb_flags.
723 2016-10-18 Richard Biener <rguenther@suse.de>
725 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
726 get at the operand to look at with TREE_OPERAND for generic
729 2016-10-18 David Malcolm <dmalcolm@redhat.com>
731 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
733 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
734 (write_test_expr): Use rtx_reader_ptr for calls to
736 (write_attr_value): Likewise.
737 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
738 call to print_md_ptr_loc.
739 (write_one_condition): Likewise for calls to print_c_condition.
740 * genconstants.c: Include "statistics.h" and "vec.h".
741 (main): Update for conversion to member functions.
742 * genemit.c (emit_c_code): Use rtx_reader_ptr for
743 call to print_md_ptr_loc.
744 * genenums.c: Include "statistics.h" and "vec.h".
745 (main): Update for conversion of traverse_enum_types to a method.
746 * genmddeps.c: Include "statistics.h" and "vec.h".
747 * genoutput.c (process_template): Use rtx_reader_ptr for call to
749 * genpreds.c (write_predicate_subfunction): Likewise.
750 (write_predicate_expr): Likewise for calls to print_c_condition.
751 * genrecog.c (print_test): Likewise.
752 * gensupport.c (process_rtx): Likewise for calls to
753 copy_md_ptr_loc and join_c_conditions.
754 (alter_test_for_insn): Likewise for call to join_c_conditions.
755 (process_substs_on_one_elem): Likewise.
756 (gen_mnemonic_setattr): Update for move of string_obstack to a
758 (mnemonic_htab_callback): Likewise. Fix formatting.
759 (gen_mnemonic_attr): Likewise.
760 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
761 to print_c_condition.
762 * read-md.c: Include "statistics.h" and "vec.h".
763 (string_obstack): Convert this global to field "m_string_obstack"
765 (ptr_locs): Likewise, as "m_ptr_locs".
766 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
767 (joined_conditions): Likewise, as "m_joined_conditions".
768 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
769 (md_constants): Likewise, as "m_md_constants".
770 (enum_types): Likewise, as "m_enum_types".
771 (set_md_ptr_loc): Convert to...
772 (rtx_reader::set_md_ptr_loc): ...member function.
773 (get_md_ptr_loc): Convert to...
774 (rtx_reader::get_md_ptr_loc): ...member function.
775 (copy_md_ptr_loc): Convert to...
776 (rtx_reader::copy_md_ptr_loc): ...member function.
777 (fprint_md_ptr_loc): Convert to...
778 (rtx_reader::fprint_md_ptr_loc): ...member function.
779 (print_md_ptr_loc): Convert to...
780 (rtx_reader::print_md_ptr_loc): ...member function.
781 (join_c_conditions): Convert to...
782 (rtx_reader::join_c_conditions): ...member function.
783 (fprint_c_condition): Convert to...
784 (rtx_reader::fprint_c_condition): ...member function.
785 (print_c_condition): Convert to...
786 (rtx_reader::print_c_condition): ...member function.
787 (read_name): Convert to...
788 (rtx_reader::read_name): ...member function.
789 (read_escape): Convert to...
790 (rtx_reader::read_escape): ...member function.
791 (read_quoted_string): Convert to...
792 (rtx_reader::read_quoted_string): ...member function.
793 (read_braced_string): Convert to...
794 (rtx_reader::read_braced_string): ...member function.
795 (read_string): Convert to...
796 (rtx_reader::read_string): ...member function.
797 (read_skip_construct): Convert to...
798 (rtx_reader::read_skip_construct): ...member function.
799 (handle_constants): Convert to...
800 (rtx_reader::handle_constants): ...member function.
801 (traverse_md_constants): Convert to...
802 (rtx_reader::traverse_md_constants): ...member function.
803 (handle_enum): Convert to...
804 (rtx_reader::handle_enum): ...member function.
805 (lookup_enum_type): Convert to...
806 (rtx_reader::lookup_enum_type): ...member function.
807 (traverse_enum_types): Convert to...
808 (rtx_reader::traverse_enum_types): ...member function.
809 (rtx_reader::rtx_reader): Move initializations
810 of various former global data from rtx_reader::read_md_files to
811 here, as fields, along with the call to unlock_std_streams.
812 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
814 (rtx_reader::read_md_files): Move initializations of various
815 global data from here to the ctor.
816 * read-md.h (read_name): Convert to...
817 (rtx_reader::read_name): ...member function.
818 (rtx_reader::read_escape): New method decl.
819 (read_quoted_string): Convert to...
820 (rtx_reader::read_quoted_string): ...member function.
821 (rtx_reader::read_braced_string): New method decl.
822 (read_string): Convert to...
823 (rtx_reader::read_string): ...member function.
824 (rtx_reader::read_skip_construct): New method decl.
825 (rtx_reader::set_md_ptr_loc): New method decl.
826 (rtx_reader::get_md_ptr_loc): New method decl.
827 (copy_md_ptr_loc): Convert to...
828 (rtx_reader::copy_md_ptr_loc): ...member function.
829 (fprint_md_ptr_loc): Convert to...
830 (rtx_reader::fprint_md_ptr_loc): ...member function.
831 (print_md_ptr_loc): Convert to...
832 (rtx_reader::print_md_ptr_loc): ...member function.
833 (rtx_reader::lookup_enum_type): New method decl.
834 (rtx_reader::traverse_enum_types): New method decl.
835 (rtx_reader::handle_constants): New method decl.
836 (traverse_md_constants): Convert to...
837 (rtx_reader::traverse_md_constants): ...member function.
838 (rtx_reader::handle_enum): New method decl.
839 (rtx_reader::join_c_conditions): New method decl.
840 (fprint_c_condition): Convert to...
841 (rtx_reader::fprint_c_condition): ...member function.
842 (print_c_condition): Convert to...
843 (rtx_reader::print_c_condition): ...member function.
844 (rtx_reader::apply_iterator_to_string): New method decl.
845 (rtx_reader::copy_rtx_for_iterators): New method decl.
846 (rtx_reader::read_conditions): New method decl.
847 (rtx_reader::record_potential_iterator_use): New method decl.
848 (rtx_reader::read_mapping): New method decl.
849 (rtx_reader::read_rtx): New method decl.
850 (rtx_reader::read_rtx_code): New method decl.
851 (rtx_reader::read_rtx_operand): New method decl.
852 (rtx_reader::read_nested_rtx): New method decl.
853 (rtx_reader::read_rtx_variadic): New method decl.
854 (rtx_reader::get_string_obstack): New method.
855 (rtx_reader::get_md_constants): New method.
856 (string_obstack): Convert global variable decl to...
857 (rtx_reader::m_string_obstack): ...this new field.
858 (rtx_reader::m_ptr_locs): New field.
859 (rtx_reader::m_ptr_loc_obstack): New field.
860 (rtx_reader::m_joined_conditions): New field.
861 (rtx_reader::m_joined_conditions_obstack): New field.
862 (rtx_reader::m_md_constants): New field.
863 (rtx_reader::m_enum_types): New field.
864 * read-rtl.c (apply_iterator_to_string): Convert to...
865 (rtx_reader::apply_iterator_to_string): ...member function.
866 (copy_rtx_for_iterators): Convert to...
867 (rtx_reader::copy_rtx_for_iterators): ...member function.
868 (add_condition_to_string): Use rtx_reader_ptr for
869 calls join_c_conditions.
870 (apply_iterators): Use rtx_reader_ptr for calls to
871 join_c_conditions and copy_rtx_for_iterators.
872 (read_conditions): Convert to...
873 (rtx_reader::read_conditions): ...member function.
874 (record_potential_iterator_use): Convert to...
875 (rtx_reader::record_potential_iterator_use): ...member function.
876 (read_mapping): Convert to...
877 (rtx_reader::read_mapping): ...member function.
878 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
879 (read_rtx): Convert to...
880 (rtx_reader::read_rtx): ...member function.
881 (read_rtx_code): Convert to...
882 (rtx_reader::read_rtx_code): ...member function.
883 (read_rtx_operand): Convert to...
884 (rtx_reader::read_rtx_operand): ...member function. Update for move
885 of string_obstack to a field.
886 (read_nested_rtx): Convert to..
887 (rtx_reader::read_nested_rtx): ...member function.
888 (read_rtx_variadic): Convert to..
889 (rtx_reader::read_rtx_variadic): ...member function.
891 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
893 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
895 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
897 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
898 for pointer type too.
899 (ipcp_update_vr): set_ptr_nonnull for pointer.
901 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
903 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
904 pt_solution_singleton_p.
905 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
906 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
907 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
908 pointer nonnull computed by VRP.
909 Also Conservatively set pt.null to 1.
910 (pt_solution_reset): Conservatively set pt.null to 1.
911 (pt_solution_singleton_or_null_p): Renamed from
912 pt_solution_singleton_p.
913 * tree-ssanames.h (set_ptr_nonnull): Declare.
914 (get_ptr_nonnull): Likewise.
915 * tree-ssanames.c (set_ptr_nonnull): New.
916 (get_ptr_nonnull): Likewise.
917 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
918 (evrp_dom_walker::before_dom_children): Likewise.
920 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
922 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
923 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
924 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
925 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
926 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
927 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
928 (rs6000_option_override_internal): Clear it if ABI_AIX.
929 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
930 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
932 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
934 * gimple-ssa-strength-reduction.c (record_increment): Remove
937 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
939 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
940 that the result is non-zero if it is true.
941 (maybe_expand_shift): New wrapper around expand_shift_1.
942 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
944 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
946 PR tree-optimization/77916
947 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
948 Don't allow a MINUS_EXPR for pointer arithmetic for either known
950 (record_increment): Increments of -1 for unknown strides just use
951 a multiply initializer like other negative values.
952 (analyze_increments): Remove stopgap solution for -1 increment
953 applied to pointer arithmetic.
955 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
957 * dominance.c (dom_info::dom_info): Add new constructor for region
958 which is vector of basic blocks.
959 (dom_init): New method to initialize members common for both
961 (dom_info::dom_info): Invoke dom_init for partial initialization.
962 (dom_info::get_idom): Add check to corner cases on basic blocks which
964 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
965 to detect unreachable bbs.
966 (dom_info::calc_idoms): Likewise.
967 (compute_dom_fast_query_in_region): New function.
968 (calculate_dominance_info_for_region): Likewise.
969 (free_dominance_info_for_region): Likewise.
970 * dominance.h: Add prototypes for introduced region-based functions
971 tree-if-conv.c: (build_region): New function.
972 (if_convertible_loop_p_1): Invoke local version of post-dominators
973 calculation before basic block predication with subsequent freeing
975 (tree_if_conversion): Remove free of post-dominator info
976 (pass_if_conversion::execute): Delete detection of infinite loops
977 and fake edges to exit block since post-dominator calculation is
978 performed per if-converted loop only.
980 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
983 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
985 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
988 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
990 * config/aarch64/aarch64.c: Delete inclusion of
991 cortex-a57-fma-steering.h.
992 (aarch64_override_options): Delete call
993 to aarch64_register_fma_steering.
994 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
995 * config/aarch64/cortex-a57-fma-steering.h: Delete.
996 * config/aarch64/aarch64-passes.def: New file.
997 * config/aarch64/cortex-a57-fma-steering.c
998 (aarch64_register_fma_steering): Delete definition.
999 (make_pass_fma_steering): Remove static qualifier.
1000 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
1001 (cortex-a57-fma-steering.o): Remove dependency on
1002 cortex-a57-fma-steering.h.
1004 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
1006 * explow.c (validize_mem): Do not modify the argument in-place.
1008 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
1010 * tree-streamer.c (record_common_node): Explicitly list expected
1013 2016-10-17 Richard Biener <rguenther@suse.de>
1015 PR tree-optimization/77988
1016 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
1018 2016-10-17 Marek Polacek <polacek@redhat.com>
1020 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
1022 2016-10-17 Richard Biener <rguenther@suse.de>
1024 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
1027 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1029 PR tree-optimization/71636
1030 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
1032 2016-10-17 Richard Biener <rguenther@suse.de>
1034 * gimplify.c (gimplify_function_tree): Do not move the outer
1037 2016-10-17 Jakub Jelinek <jakub@redhat.com>
1039 * langhooks.h (struct lang_hooks_for_decls): Remove
1040 function_decl_explicit_p, function_decl_deleted_p and
1041 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
1042 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
1043 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1044 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
1045 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
1046 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
1047 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
1048 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
1049 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
1050 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
1051 * langhooks.c (lhd_decl_dwarf_attribute): New function.
1052 * dwarf2out.c (gen_subprogram_die): Use
1053 lang_hooks.decls.decl_dwarf_attribute instead of
1054 lang_hooks.decls.function_decl_*.
1056 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1060 * common.opt (-ftrampolines): New option.
1061 * doc/invoke.texi (Code Gen Options): Document it.
1062 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
1063 * doc/tm.texi: Regenerate.
1064 * builtins.def: Add init_descriptor and adjust_descriptor.
1065 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
1066 on platforms with descriptors.
1067 (expand_builtin_init_descriptor): New function.
1068 (expand_builtin_adjust_descriptor): Likewise.
1069 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
1070 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
1071 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
1072 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
1073 Set STATIC_CHAIN_REG_P on the static chain register, if any.
1074 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
1075 (expand_call): Likewise. Move around call to prepare_call_address
1076 and pass all flags to it.
1077 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
1078 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
1079 (gimple_call_set_by_descriptor): New setter.
1080 (gimple_call_by_descriptor_p): New getter.
1081 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
1082 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
1083 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
1084 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1085 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
1086 * rtl.h (STATIC_CHAIN_REG_P): New macro.
1087 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
1088 * target.def (custom_function_descriptors): New POD hook.
1089 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
1090 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
1091 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
1092 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
1093 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
1094 (build_common_builtin_nodes): Initialize init_descriptor and
1096 * tree-nested.c: Include target.h.
1097 (struct nesting_info): Add 'any_descr_created' field.
1098 (get_descriptor_type): New function.
1099 (lookup_element_for_decl): New function extracted from...
1100 (create_field_for_decl): Likewise.
1101 (lookup_tramp_for_decl): ...here. Adjust.
1102 (lookup_descr_for_decl): New function.
1103 (convert_tramp_reference_op): Deal with descriptors.
1104 (build_init_call_stmt): New function extracted from...
1105 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
1106 * defaults.h (FUNCTION_ALIGNMENT): Define.
1107 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
1108 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
1109 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1110 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
1111 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
1113 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
1115 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
1116 constants in CONST_VECTORs.
1118 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1120 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
1121 register as destination of bmask.
1122 (vector_init_bshuffle): Likewise.
1123 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
1124 (bmaskdi_vis): Enable only in 64-bit mode.
1126 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
1128 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
1129 make LR a separately shrink-wrapped component unless savres_strategy
1130 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
1131 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
1132 wrapping when not both {SAVE,REST}_INLINE_GPRS.
1134 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
1136 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
1137 and keep looping on failure.
1139 2016-10-14 David Malcolm <dmalcolm@redhat.com>
1141 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
1143 (print_rtx_function): Update example in comment for...
1144 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
1145 non-virtual pseudos with a '%' sigil followed by the regno, offset
1146 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
1147 pseudo is dumped as "%0".
1149 2016-10-14 Jakub Jelinek <jakub@redhat.com>
1152 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
1155 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
1157 * config/sparc/sparc-passes.def: New file.
1158 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
1159 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
1160 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
1162 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1164 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
1165 loop peel to loops with exit test at the beginning.
1167 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
1169 PR rtl-optimization/68212
1170 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
1171 frequency when computing scale factor for peeled copies.
1172 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
1173 values for switch/peel blocks/edges.
1175 2016-10-14 Pedro Alves <palves@redhat.com>
1177 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
1179 2016-10-14 Catherine Moore <clm@codesourcery.com>
1181 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
1182 micromips_globals to zero.
1184 2016-10-14 Richard Biener <rguenther@suse.de>
1186 PR tree-optimization/77979
1187 * tree-vrp.c (compare_name_with_value): Handle released SSA names
1188 in the equivalency sets.
1189 (compare_names): Likewise.
1191 2016-10-14 Martin Liska <mliska@suse.cz>
1193 * builtins.h(target_char_cst_p): Declare the function.
1194 * builtins.c (fold_builtin_memchr): Remove.
1195 (target_char_cst_p): Move the function from gimple-fold.c.
1196 (fold_builtin_3): Do not call the function.
1197 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
1198 (gimple_fold_builtin): Call the function.
1199 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
1201 2016-10-14 Martin Liska <mliska@suse.cz>
1203 * builtins.c (fold_builtin_strcmp): Remove function.
1204 (fold_builtin_strncmp): Likewise.
1205 (fold_builtin_2): Remove call of the function.
1206 (fold_builtin_3): Likewise.
1207 * fold-const-call.c (fold_const_call): Add constant folding
1208 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
1209 * fold-const-call.h (build_cmp_result): Declare the function.
1210 * gimple-fold.c (gimple_load_first_char): New function.
1211 (gimple_fold_builtin_string_compare): Likewise.
1212 (gimple_fold_builtin): Call the function.
1214 2016-10-14 Nathan Sidwell <nathan@acm.org>
1216 * gcov-io.c (gcov_open): Deconstify 'mode'.
1218 2016-10-14 Martin Liska <mliska@suse.cz>
1220 * fold-const.c (c_getstr): Support of properly \0-terminated
1221 string constants. New argument is added.
1222 * fold-const.h: New argument is added.
1224 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1226 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
1228 (aarch64_print_hint_for_core): Likewise.
1229 (aarch64_print_hint_for_arch): Likewise.
1230 (aarch64_validate_march): Use it. Fix indentation in type signature.
1231 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
1232 (aarch64_validate_mtune): Likewise.
1233 (aarch64_handle_attr_arch): Likewise.
1234 (aarch64_handle_attr_cpu): Likewise.
1235 (aarch64_handle_attr_tune): Likewise.
1237 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1239 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
1242 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
1244 * config/m68k/m68k.c (m68k_option_override): Check
1245 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
1246 instead of stack_limit_rtx.
1248 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1250 * dwarf2out.c (gen_member_die): Handle inline static data member
1253 2016-10-13 Nathan Sidwell <nathan@acm.org>
1255 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
1256 gcov_var.mode. Remove unnecessary fstat.
1258 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
1261 * function.c (thread_prologue_and_epilogue_insns): Call all
1262 make_*logue_seq in the same order as traditional. Call them
1263 all a second time if shrink_wrapped_separate.
1265 2016-10-13 Marek Polacek <polacek@redhat.com>
1267 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1268 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
1271 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1273 PR tree-optimization/77937
1274 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
1275 to infinite when we have a pointer with an increment of -1.
1277 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
1279 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
1281 * memmodel.h: This file.
1282 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
1283 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
1284 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
1285 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
1286 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
1287 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
1288 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
1289 compare-elim.c, config/aarch64/aarch64-builtins.c,
1290 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
1291 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
1292 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
1293 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
1294 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
1295 config/darwin.c, config/epiphany/epiphany.c,
1296 config/epiphany/mode-switch-use.c,
1297 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
1298 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
1299 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
1300 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
1301 config/m68k/m68k.c, config/mcore/mcore.c,
1302 config/microblaze/microblaze.c, config/mmix/mmix.c,
1303 config/mn10300/mn10300.c, config/moxie/moxie.c,
1304 config/msp430/msp430.c, config/nds32/nds32-cost.c,
1305 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
1306 config/nds32/nds32-memory-manipulation.c,
1307 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
1308 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
1309 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
1310 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
1311 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
1312 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
1313 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
1314 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
1315 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
1316 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
1317 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
1318 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
1319 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
1320 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
1321 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
1322 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
1323 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
1324 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
1325 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
1326 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
1327 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
1328 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
1329 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
1330 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
1331 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
1332 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
1333 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
1334 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
1335 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
1336 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
1337 var-tracking.c, varasm.c: Include memmodel.h.
1338 * genattrtab.c (write_header): Include memmodel.h in generated file.
1339 * genautomata.c (main): Likewise.
1340 * gengtype.c (open_base_files): Likewise.
1341 * genopinit.c (main): Likewise.
1342 * genconditions.c (write_header): Include memmodel.h earlier in
1344 * genemit.c (main): Likewise.
1345 * genoutput.c (output_prologue): Likewise.
1346 * genpeep.c (main): Likewise.
1347 * genpreds.c (write_insn_preds_c): Likewise.
1348 * genrecog.c (write_header): Likewise.
1349 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
1351 2016-10-13 David Malcolm <dmalcolm@redhat.com>
1353 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
1354 for new "compact" param of print_rtx_function. Check for "cinsn"
1356 * print-rtl-function.c (flag_compact): New decl.
1357 (print_rtx_function): Add param "compact" and use it to set
1358 flag_compact, adding a description of the effect to the leading
1359 comment, and updating the example output.
1360 * print-rtl.c (flag_compact): New variable.
1361 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
1363 (print_rtx_operand_code_i): When printing source locations, wrap
1364 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
1365 (print_rtx_operand_code_r): Don't print regnos for hard regs and
1366 virtuals in compact mode.
1367 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
1368 apart from in LABEL_REFs.
1369 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
1370 Don't print basic block ids in compact mode.
1371 (print_rtx): In compact mode, prefix the code of insns with "c",
1372 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
1373 * print-rtl.h (print_rtx_function): Add "compact" param.
1375 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1377 * arm.h (TARGET_VFP): Delete.
1378 (TARGET_VFPD32): Remove references to TARGET_VFP.
1379 (TARGET_VFP3, TARGET_VFP5): Likewise.
1380 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
1381 (TARGET_NEON_FP16): Likewise.
1382 (TARGET_FMA): Likewise.
1383 (TARGET_CRYPTO): Likewise.
1384 (TARGET_NEON): Likewise.
1385 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1386 (FUNCTION_ARG_REGNO_P): Likewise.
1387 * arm.c (arm_option_check_internal): Likewise.
1388 (arm_option_override): Likewise.
1389 (use_return_insn): Likewise.
1390 (arm_function_value_regno_p): Likewise.
1391 (arm_apply_result_size): Likewise.
1392 (use_vfp_abi): Likewise.
1393 (arm_legitimate_address_outer_p): Likewise.
1394 (thumb2_legitimate_address_p): Likewise.
1395 (arm_legitimate_index_p): Likewise.
1396 (thumb2_legitimate_index_p): Likewise.
1397 (arm_legitimate_address): Likewise.
1398 (arm_get_vfp_saved_size): Likewise.
1399 (arm_emit_vfp_multi_reg_pop): Likewise.
1400 (arm_get_frame_offsets): Likewise.
1401 (arm_save_coproc_regs): Likewise.
1402 (arm_hard_regno_mode_ok): Likewise.
1403 (arm_expand_epilogue_apcs_frame): Likewise.
1404 (arm_expand_epilogue): Likewise.
1405 (arm_file_start): Likewise.
1406 (arm_conditional_register_usage): Likewise.
1407 (arm_validize_comparison): Use vfp_compare_operand directly.
1408 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
1409 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
1411 (arm_atomic_assign_expand_fenv): Likewise.
1412 * arm.md (divsf3): Likewise.
1413 (arm_negsi2): Likewise.
1415 (arm_movdi): Likewise.
1416 (arm_movt): Likewise.
1417 (cbranchsf4): Change predicate to vfp_compare_operand.
1418 (cbranchdf4): Change predicate to vfp_compare_operand.
1419 (cstorehf4): Change predicate to vfp_compare_operand.
1420 (cstoresf4): Change predicate to vfp_compare_operand.
1421 (cstoredf4): Change predicate to vfp_compare_operand.
1422 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
1423 (movhi_insn_arch4, movhi_bytes): Likewise.
1424 * constraints.md (Dt): Likewise.
1426 * iterators.md (SDF): Likewise.
1427 * predicates.md (arm_float_compare_operand): Delete.
1428 (const_double_vcvt_power_of_two_reciprocal): Remove references to
1430 (const_double_vcvt_power_of_two): Likewise.
1431 * thumb2.md thumb2_movsi_insn): Likewise.
1432 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
1433 (movhf_vfp): Likewise.
1434 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
1435 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
1436 (movsf_vfp, thumb2_movsf_vfp): Likewise.
1437 (movdf_vfp, thumb2_movdf_vfp): Likewise.
1438 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
1439 (subsf3_vfp, divsf3_vfp): Likewise.
1440 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
1441 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
1442 (mulsf3negsfsubsf_vfp): Likewise.
1443 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
1444 (floatunssisf2, sqrtsf2_vfp): Likewise.
1445 (movcc_vfp): Likewise.
1446 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
1447 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
1448 (push_multi_vfp): Likewise.
1449 (set_fpscr, get_fpscr): Likewise.
1450 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
1452 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
1454 * arm.h (TARGET_VFP): Unconditionally define to 1.
1455 (arm_fpu_desc): Remove 'model' field.
1456 (TARGET_FPU_MODEL): Delete.
1457 * arm.c (all_fpus): Don't initialize the model field.
1458 (arm_can_inline_p): Don't check the FPU model.
1459 * arm-fpus.def: Remove redundant model field from all FPU
1462 2016-10-13 Richard Biener <rguenther@suse.de>
1465 * genmatch.c (struct capture): Add value_match member.
1466 (commutate): Preserve value_match.
1467 (lower_opt_convert): Likewise.
1468 (lower_cond): Likewise.
1469 (replace_id): Likewise.
1470 (struct dt_operand): Add value_match member.
1471 (decision_tree::cmp_node): Compare it.
1472 (decision_tree::insert_operand): Honor it when finding and
1473 when appending a DT_MATCH.
1474 (dt_operand::gen_match_op): Generate a type check after
1475 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
1476 (parser::get_internal_capture_id): New helper.
1477 (parser::finish_match_operand): New function lowering @@<id>.
1478 (parser::parse_capture): Parse @@<id> as value-match.
1479 (parser::parse_expr): Use get_internal_capture_id.
1480 (parser::parse_simplify): Call finish_match_operand.
1481 (walk_captures): New helper.
1482 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
1484 ((X /[ex] A) * A -> X): Likewise.
1485 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
1486 convert[12] and value-matching.
1487 ((A | B) & (A | C) -> A | (B & C)): Likewise.
1488 ((X | Y) | Y -> X | Y): Likewise.
1489 ((X ^ Y) ^ Y -> X): Likewise.
1490 (A - (A & B) -> ~B & A): Likewise.
1491 ((T)(P + A) - (T)P -> (T) A): Likewise.
1492 ((T)P - (T)(P + A) -> -(T) A): Likewise.
1493 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
1494 * doc/match-and-simplify.texi: Amend capture section.
1496 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1498 * config/arc/arc.md (umul_600): Remove predicated variant.
1499 (umul64_600): Likewise.
1501 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
1503 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
1505 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1507 * tree-vect-loop.c (loop_niters_no_overflow): New func.
1508 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
1509 no-overflow information to vect_do_peeling_for_loop_bound and
1510 vect_gen_vector_loop_niters.
1512 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1514 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
1517 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1519 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
1520 adjust_vec automatically.
1521 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
1522 param exit_bb to guard_to.
1523 (slpeel_checking_verify_cfg_after_peeling):
1524 (set_prologue_iterations):
1525 (create_lcssa_for_virtual_phi): New func which is factored out from
1526 slpeel_tree_peel_loop_to_edge.
1527 (slpeel_tree_peel_loop_to_edge):
1528 (iv_phi_p): New func.
1529 (vect_can_advance_ivs_p): Call iv_phi_p.
1530 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
1531 new gimple stmts in basic block.
1532 (vect_gen_niters_for_prolog_loop): Rename to...
1533 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
1534 adjust implementation.
1535 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
1536 sizetype if necessary.
1537 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
1538 it to external function.
1539 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
1540 (vect_gen_vector_loop_niters_mult_vf): New.
1541 (slpeel_update_phi_nodes_for_loops): New.
1542 (slpeel_update_phi_nodes_for_guard1): Reimplement.
1543 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
1544 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
1545 * tree-vect-loop.c (vect_build_loop_niters): Move to file
1546 tree-vect-loop-manip.c
1547 (vect_generate_tmps_on_preheader): Delete.
1548 (vect_transform_loop): Rename vectorization_factor to vf. Call
1549 vect_do_peeling instead of vect_do_peeling-* functions.
1550 * tree-vectorizer.h (vect_do_peeling): New decl.
1551 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
1552 (vect_do_peeling_for_loop_bound): Delete.
1553 (vect_do_peeling_for_alignment): Delete.
1555 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1557 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
1558 duplicated loop after its preheader and after the original loop.
1560 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1562 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
1563 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
1565 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1567 * tree-vect-loop.c (vectorizable_live_operation): Support handling
1568 for live variable outside loop but not in lcssa form.
1570 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1572 * cfg.c (reset_original_copy_tables): New func.
1573 * cfg.h (reset_original_copy_tables): New decl.
1575 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1578 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
1580 * varasm.c (default_binds_local_p_3): Formatting fix.
1582 2016-10-13 Bin Cheng <bin.cheng@arm.com>
1584 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
1586 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
1587 Remove useless code.
1589 2016-10-13 Martin Liska <mliska@suse.cz>
1591 PR tree-optimization/77943
1592 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
1593 a different EH landing pads.
1595 2016-10-13 Jakub Jelinek <jakub@redhat.com>
1598 * hooks.h (hook_tree_void_null): Declare.
1599 * hooks.c (hook_tree_void_null): New function.
1600 * langhooks.c (lhd_return_null_tree_v): Remove.
1601 * langhooks-def.h (lhd_return_null_tree_v): Remove.
1602 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
1603 set y to const0_rtx.
1604 * function.c (stack_protect_epilogue): Likewise.
1605 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
1606 if TARGET_THREAD_SSP_OFFSET is defined.
1607 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1608 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1609 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1610 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1611 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
1612 (ix86_stack_protect_guard): New function.
1614 2016-10-13 Richard Biener <rguenther@suse.de>
1616 * dwarf2out.c (tree_add_const_value_attribute): Do not try
1617 rtl_for_decl_init during early phase.
1618 (gen_variable_die): Do not create locations during early phase.
1619 (gen_label_die): Likewise.
1620 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
1623 2016-10-12 Richard Biener <rguenther@suse.de>
1625 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
1626 try_add_new_range and made to eturn new range.
1627 (evrp_dom_walker::before_dom_children): Push op1 value range before
1628 pushing op0 value range.
1630 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1632 PR tree-optimization/77937
1633 * gimple-ssa-strength-reduction.c (analyze_increments): Use
1634 POINTER_TYPE_P on the candidate type to determine whether
1635 candidates in this chain require pointer arithmetic.
1637 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
1639 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
1640 correction if the type is smaller than a word.
1641 (visium_select_cc_mode): Add ... fall through ... comment.
1643 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1645 * config/rs6000/rs6000.c (machine_function): Add new fields
1646 gpr_is_wrapped_separately and lr_is_wrapped_separately.
1647 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1648 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1649 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1650 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1651 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1652 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1653 (rs6000_get_separate_components): New function.
1654 (rs6000_components_for_bb): New function.
1655 (rs6000_disqualify_components): New function.
1656 (rs6000_emit_prologue_components): New function.
1657 (rs6000_emit_epilogue_components): New function.
1658 (rs6000_set_handled_components): New function.
1659 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
1660 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
1661 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
1662 (rs6000_emit_epilogue): Don't emit GPR restores if
1663 gpr_is_wrapped_separately for that register. Don't make a
1664 REG_CFA_RESTORE note for registers we did not restore, either.
1666 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1668 * function.c (thread_prologue_and_epilogue_insns): Call
1669 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
1670 if it has possibly changed. Compute the split_prologue_seq and
1671 epilogue_seq later, too.
1672 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
1673 (dump_components): New function.
1674 (struct sw): New struct.
1676 (init_separate_shrink_wrap): New function.
1677 (fini_separate_shrink_wrap): New function.
1678 (place_prologue_for_one_component): New function.
1679 (spread_components): New function.
1680 (disqualify_problematic_components): New function.
1681 (emit_common_heads_for_components): New function.
1682 (emit_common_tails_for_components): New function.
1683 (insert_prologue_epilogue_for_components): New function.
1684 (try_shrink_wrapping_separate): New function.
1685 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
1687 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1689 * regrename.c (build_def_use): Invalidate chains that have a
1690 REG_CFA_RESTORE on some instruction.
1692 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1694 * dce.c (delete_unmarked_insns): Don't delete instructions with
1695 a REG_CFA_RESTORE note.
1697 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1699 * common.opt (-fshrink-wrap-separate): New flag.
1700 * doc/invoke.texi: Document it.
1701 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
1702 * doc/tm.texi: Regenerate.
1703 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
1704 * target.def (shrink_wrap): New hook vector.
1705 (get_separate_components, components_for_bb, disqualify_components,
1706 emit_prologue_components, emit_epilogue_components,
1707 set_handled_components): New hooks.
1709 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
1711 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
1712 vector return by reference only if -Wpsabi.
1713 (rs6000_pass_by_reference): Similarly, for argument passing.
1715 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1717 * function-tests.c: Include "print-rtl.h".
1718 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
1719 function, and verify what is dumped.
1720 * print-rtl-function.c (print_edge): New function.
1721 (begin_any_block): New function.
1722 (end_any_block): New function.
1723 (can_have_basic_block_p): New function.
1724 (print_rtx_function): Track the basic blocks of insns in the
1725 chain, wrapping those that are within blocks within "(block)"
1726 directives. Remove the "(cfg)" directive.
1728 2016-10-12 David Malcolm <dmalcolm@redhat.com>
1730 * selftest.c (selftest::read_file): New function.
1731 (selftest::test_read_file): New function.
1732 (selftest::selftest_c_tests): Call test_read_file.
1733 * selftest.h (selftest::read_file): New decl.
1735 2016-10-12 Richard Biener <rguenther@suse.de>
1738 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
1741 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
1743 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
1745 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
1746 dwarf2out_assembly_start.
1748 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
1750 * Makefile.in (SELFTEST_FLAGS): New variable.
1751 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
1753 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
1756 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
1758 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
1759 dumped in RTL dumps.
1761 2016-10-12 Martin Liska <mliska@suse.cz>
1763 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
1764 (gimple_fold_builtin_memory_op): Use the function.
1765 (gimple_fold_builtin_strchr): Likewise.
1766 (gimple_fold_builtin_strcat): Likewise.
1767 (gimple_build): Likewise.
1769 2016-10-12 Nathan Sidwell <nathan@acm.org>
1771 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
1773 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1775 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
1776 equivalent 32-bit constant (modulo 2**32) when that yields
1777 smaller instructions.
1778 (size_of_int_loc_descriptor): Update accordingly.
1780 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
1782 * dwarf2out.c (dwarf2out_early_global_decl): For nested
1783 functions, call dwarf2out_decl on the parent function first.
1785 2016-10-12 Richard Biener <rguenther@suse.de>
1787 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
1790 2016-10-12 Richard Biener <rguenther@suse.de>
1792 * tree-ssa-propagate.c
1793 (substitute_and_fold_dom_walker::before_dom_children): Do not
1794 ignore ASSERT_EXPRs but only preserve them.
1795 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
1796 that have been propagated into.
1797 (vrp_finalize): Enable DCE for substitute_and_fold.
1799 2016-10-12 Richard Biener <rguenther@suse.de>
1801 PR tree-optimization/77920
1802 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
1803 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
1804 (simplify_abs_using_ranges): Likewise.
1805 (simplify_conversion_using_ranges): Likewise.
1806 (simplify_stmt_using_ranges): Adjust.
1808 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1810 PR tree-optimization/77929
1811 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
1812 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
1814 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1817 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
1818 needs a base register for arg 1.
1820 2016-10-12 Jakub Jelinek <jakub@redhat.com>
1822 * common.opt (Wimplicit-fallthrough) Turn into alias to
1823 -Wimplicit-fallthrough=3. Remove EnabledBy.
1824 (Wimplicit-fallthrough=): New option.
1825 * gimplify.c (warn_implicit_fallthrough_r): Use
1826 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
1827 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
1828 to -Wimplicit-fallthrough=3.
1829 (-Wimplicit-fallthrough=): Document.
1831 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1833 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
1834 and GEU in DImode if TARGET_SUBXC.
1835 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
1836 (seqdi<W:mode>_zero_subxc): Delete.
1837 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
1838 (neg_seqdi<W:mode>_zero_vis3): Delete.
1839 (plus_seqdi<W:mode>_zero): Likewise.
1840 (minus_seqdi<W:mode>_zero): Likewise.
1841 (plus_plus_sltu<W:mode>): Accept only register.
1842 (addx<W:mode>): Likewise.
1843 (plus_sltu<W:mode>_vis3): Likewise.
1844 (plus_plus_sltu<W:mode>_vis3): Likewise.
1845 (neg_sgeu<W:mode>_vis3): Delete.
1846 (minus_sgeu<W:mode>_vis3): Likewise.
1847 (addxc<W:mode>): Accept only registers.
1848 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1849 (minus_neg_sltu<W:mode>_subxc): Accept only register.
1850 (neg_plus_sltu<W:mode>_subxc): Likewise.
1851 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
1852 (minus_minus_sltu<W:mode>_subxc): Accept only register.
1853 (sgeu<W:mode>_insn_subxc): Delete.
1854 (plus_sgeu<W:mode>_subxc): Likewise.
1855 (subxc<W:mode>): Accept only register.
1856 (scc splitter): Split always GEU again.
1858 2016-10-11 Jeff Law <law@redhat.com>
1860 PR tree-optimization/77424
1861 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
1862 dead conditionals. Assert that all e->aux fields are NULL.
1864 2016-10-11 David Malcolm <dmalcolm@redhat.com>
1866 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
1867 operand-printing "switch" statement into...
1868 (print_rtx_operand_code_0): ...this new function, ...
1869 (print_rtx_operand_code_e): ...this new function, ...
1870 (print_rtx_operand_codes_E_and_V): ...this new function, ...
1871 (print_rtx_operand_code_i): ...this new function, ...
1872 (print_rtx_operand_code_r): ...this new function, ...
1873 (print_rtx_operand_code_u): ...this new function, ...
1874 (print_rtx_operand): ...and this new function.
1876 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
1878 * config/alpha/alpha-passes.def: New file.
1879 * config/alpha/t-alpha: New file.
1880 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
1881 (make_pass_handle_trap_shadows): New prototype.
1882 (make_pass_align_insns): Ditto.
1883 * config/alpha/alpha.c (alpha_option_override): Don't register
1885 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
1887 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1890 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
1891 distinct __ibm128 IBM extended double type if long doubles are
1892 128-bits and the default format for long double is IEEE 128-bit.
1894 2016-10-11 Richard Biener <rguenther@suse.de>
1896 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
1897 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
1898 (verify_die): New function.
1899 (dwarf2out_finish): Call it.
1900 (output_line_info): Handle case of -gsplit-dwarf without
1901 DWARF2_ASM_LINE_DEBUG_INFO.
1903 2016-10-11 Richard Biener <rguenther@suse.de>
1906 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
1907 sub-chains of BLOCK_VARS and gimple_bind_vars.
1909 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
1911 * config/i386/znver1.md : Fix imov/imovx load type reservations.
1913 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1915 * config/sparc/sparc.opt (msubxc): New option.
1916 * doc/invoke.texi (SPARC options): Document it and tidy up.
1917 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
1918 * doc/tm.texi: Regenerate.
1919 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
1921 (CCX_NOOV): Rename into...
1925 * config/sparc/predicates.m (fcc_register_operand): Simplify.
1926 (fcc0_register_operand): Likewise.
1927 (icc_register_operand): New.
1928 (icc_or_fcc_register_operand): Simplify.
1929 (nz_comparison_operator): New.
1930 (c_comparison_operator): Likewise.
1931 (noov_compare_operator): Rename into...
1932 (icc_comparison_operator): ...this. Use above predicates.
1933 (noov_compare64_operator): Rename into...
1934 (v9_comparison_operator): ...this and tidy up.
1935 (fcc_comparison_operator): New.
1936 (icc_or_fcc_comparison_operator): Likewise.
1937 (v9_register_compare_operator): Rename info...
1938 (v9_register_comparison_operator): ...this.
1939 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
1940 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
1942 (sparc_fixed_condition_code_regs): New function.
1943 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
1944 renaming and add support for CCC/CCXC.
1945 (output_cbranch): Likewise.
1946 (sparc_print_operand): Likewise.
1947 (gen_v9_scc): Remove obsolete assertion.
1948 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
1949 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
1950 (output_cbcond): Remove bogus handling of CC modes.
1951 (sparc_register_move_cost): Return 100 for NO_REGS.
1952 * config/sparc/sparc.md (W): New mode iterator.
1953 (length): Adjust for noov_compare64_operator renaming.
1954 (cmpsi_sne): New instruction.
1955 (cmpdi_sne): Likewise.
1956 (seqdi_special): Delete.
1957 (seqdi_special): Likewise.
1958 (snesi<P:mode>_special): Likewise.
1959 (snedi_special): Likewise.
1960 (snedi_special_vis3): Likewise.
1961 (snesi patterns): Use W iterator.
1962 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
1963 (sltu patterns): Likewise.
1964 (sgeu patterns): Likewise.
1965 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
1966 (normal_branch): Use icc_comparison_operator predicate.
1967 (inverted_branch): Likewise.
1968 (cbcond_sp32): Use comparison_operator predicate.
1969 (cbcond_sp64): Likewise.
1970 (normal_int_branch_sp64): Adjust for renaming
1971 (inverted_int_branch_sp64): Likewise.
1972 (mov<I:mode>_cc_reg_sp64): Likewise.
1973 (movsf_cc_reg_sp6): Likewise.
1974 (movdf_cc_reg_sp64): Likewise.
1975 (movtf_cc_reg_hq_sp64): Likewise.
1976 (movtf_cc_reg_sp64): Likewise.
1977 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1978 (movsf_cc_v9): Likewise.
1979 (movdf_cc_v9): Likewise.
1980 (movtf_cc_hq_v9): Likewise.
1981 (movtf_cc_v9): Likewise.
1982 (adddi3): Call gen_adddi3_sp32.
1983 (adddi3_insn_sp32): Rename to...
1984 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1985 and use CCCmode for the carry.
1986 (addx_extend_sp32): Use CCCmode for the carry.
1987 (addx_extend_sp64): Delete.
1988 (adddi3_extend_sp32): Use CCCmode for the carry.
1989 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1990 (subdi3): Call gen_subdi3_sp32.
1991 (subdi3_insn_sp32): Rename to...
1992 (subdi3_sp32): ...this and use CCmode for the carry.
1993 (subx_extend_sp32): Use CCCmode for the carry.
1994 (subx_extend_sp64): Delete.
1995 (subdi3_extend_sp32): Use CCmode for the carry.
1996 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1997 (negdi3): Call gen_negdi3_sp32.
1998 (negdi3_sp32): Use CCCmode for the carry.
1999 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
2000 (cmp_nz_ashift_1): Use CCNZ mode.
2001 (cmp_nz_set_ashift_1): Likewise.
2002 (ctrapsi4): Use comparison_operator predicate.
2003 (ctrapdi4): Likewise.
2004 (trapsi_insn): Use icc_comparison_operator predicate.
2005 (trapdi_insn): Likewise.
2006 (edge8 patterns): Use CCNZmode.
2007 (edge16 patterns): Likewise.
2008 (edge32 patterns): Likewise.
2010 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2012 * config/visium/visium-modes.def (CC_NOOV): Rename into...
2014 (CC_BTST): Rename into...
2016 * config/visium/predicates.md (real_add_operand): New.
2017 (visium_btst_operator): Rename into...
2018 (visium_equality_comparison_operator): ...this.
2019 (visium_noov_operator): Rename into...
2020 (visium_nz_comparison_operator): ...this.
2021 (visium_c_comparison_operator): New.
2022 (visium_branch_operator): Adjust and deal with all CC modes.
2023 * config/visium/visium.c (visium_adjust_cost): Adjust.
2024 (visium_split_double_add): Use the *_set_carry patterns.
2025 (visium_select_cc_mode): Add support for CCC mode and adjust.
2026 (output_cbranch): Adjust and use the carry-based operators for
2027 floating-point comparisons.
2028 * config/visium/visium.md (flags_subst_arith): Adjust.
2029 (addsi3_insn_set_carry): New instruction.
2030 (subsi3_insn_set_carry): Likewise.
2031 (negsi2_insn_set_carry): Likewise.
2033 (cmp<mode>_sne): Likewise.
2034 (cbranch<mode>4): Use ordered_comparison_operator.
2035 (cbranch<mode>4_insn): Likewise.
2036 (cbranchsi4_btst_insn): Adjust.
2038 2016-10-11 Tom de Vries <tom@codesourcery.com>
2041 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
2044 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
2046 * tree.h (build_complex_type): Add second parameter with default.
2047 * tree.c (build_complex_type): Add NAMED second parameter and adjust
2048 recursive call. Create a TYPE_DECL only if NAMED is true.
2049 (build_common_tree_nodes): Pass true in calls to build_complex_type.
2051 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
2053 New avr-passes.def to register AVR specific passes.
2055 * config/avr/avr-passes.def: New file.
2056 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
2057 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
2058 (make_avr_pass_recompute_note): New proto.
2059 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
2060 (avr_pass_recompute_notes): Use anonymous namespace.
2061 (avr_register_passes): Remove function...
2062 (avr_option_override): ...and its call.
2064 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
2066 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
2067 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
2068 PTF_AVOID_BRANCHLIKELY_SPEED for others.
2069 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
2071 * config/mips/mips.c (mips_option_override): Enable the branch
2072 likely depending on the tune flags and optimization level.
2073 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
2074 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
2075 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
2076 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
2078 2016-10-11 Richard Biener <rguenther@suse.de>
2080 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
2081 (output_function): Properly stream the whole block tree.
2082 * lto-streamer-in.c (input_function): Likewise.
2084 2016-10-11 Marek Polacek <polacek@redhat.com>
2086 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
2088 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2090 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
2091 (evrp_dom_walker::before_dom_children): Infer and push new value
2092 ranges for x in y < x.
2094 2016-10-10 Joseph Myers <joseph@codesourcery.com>
2097 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
2098 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
2099 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2100 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
2101 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
2102 (IA64_NO_LIBGCC_TFMODE): Likewise.
2104 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2106 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
2109 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
2111 * config.gcc: Add aarch64-*-freebsd* support.
2112 * config.host: Likewise.
2113 * config/aarch64/aarch64-freebsd.h: New file.
2114 * config/aarch64/t-aarch64-freebsd: Ditto.
2116 2016-10-10 Jeff Law <law@redhat.com>
2118 PR tree-optimization/71947
2119 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
2120 B with A within a single statement.
2122 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2124 PR tree-optimization/77824
2125 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
2126 zero cost for copies.
2127 (find_candidates_dom_walker::before_dom_children): Replace
2128 MODIFY_EXPR with SSA_NAME.
2129 (replace_mult_candidate): Likewise.
2130 (replace_profitable_candidates): Likewise.
2132 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2134 * config/s390/s390.h: Wrap more macros args in brackets and fix
2136 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
2138 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2140 2016-10-10 Andreas Schwab <schwab@suse.de>
2143 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
2144 pseudo is not DImode.
2146 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
2148 * common/config/arc/arc-common.c (arc_option_optimization_table):
2149 Remove compact casesi option.
2150 * config/arc/arc.c (arc_override_options): Use compact casesi
2151 option only for pre-ARCv2 cores.
2152 * doc/invoke.texi (mcompact-casesi): Update text.
2154 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2156 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
2157 Add macro to say we can efficiently handle overlapping unaligned
2159 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
2160 poor code for processors older than p8.
2162 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
2164 * gen-pass-instances.awk: Remove GNUism.
2166 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2168 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
2169 NULL of (*ipcp_transformations)][node->uid].
2171 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
2173 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2174 (MALLOC_ABI_ALIGNMENT): Define.
2176 2016-10-09 Jakub Jelinek <jakub@redhat.com>
2178 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
2179 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
2180 VAR_OR_FUNCTION_DECL_P macros.
2181 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
2182 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
2183 chkp_find_bounds_1): Likewise.
2184 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
2185 * hsa-gen.c (get_symbol_for_decl): Likewise.
2186 * cgraphunit.c (check_global_declaration, analyze_functions,
2187 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
2189 * gimple-fold.c (can_refer_decl_in_current_unit_p,
2190 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
2192 * tree.c (set_decl_section_name, copy_node_stat,
2193 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
2194 merge_dllimport_decl_attributes, handle_dll_attribute,
2195 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
2196 verify_type): Likewise.
2197 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
2198 find_explicit_erroneous_behavior): Likewise.
2199 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
2200 * ipa.c (process_references): Likewise.
2201 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
2202 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
2203 notice_global_symbol, assemble_variable, mark_decl_referenced,
2204 build_constant_desc, output_constant_def_contents, do_assemble_alias,
2205 make_decl_one_only, default_section_type_flags,
2206 categorize_decl_for_section, default_encode_section_info): Likewise.
2207 * trans-mem.c (requires_barrier): Likewise.
2208 * gimple-expr.c (mark_addressable): Likewise.
2209 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
2210 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
2211 expand_debug_expr): Likewise.
2212 * tree-dump.c (dequeue_and_dump): Likewise.
2213 * ubsan.c (instrument_bool_enum_load): Likewise.
2214 * tree-pretty-print.c (print_declaration): Likewise.
2215 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
2216 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
2217 * asan.c (asan_protect_global, instrument_derefs): Likewise.
2218 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
2219 pass_build_ssa::execute): Likewise.
2220 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
2221 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
2223 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
2225 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
2226 can_be_nonlocal, remap_decls, copy_debug_stmt,
2227 initialize_inlined_parameters, add_local_variables,
2228 reset_debug_binding, replace_locals_op): Likewise.
2229 * dse.c (can_escape): Likewise.
2230 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
2232 * tree-diagnostic.c (default_tree_printer): Likewise.
2233 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
2234 unpack_ts_decl_with_vis_value_fields,
2235 lto_input_ts_decl_common_tree_pointers): Likewise.
2236 * builtins.c (builtin_save_expr, fold_builtin_expect,
2237 readonly_data_expr): Likewise.
2238 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
2239 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
2241 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
2242 * gimplify.c (force_constant_size, gimplify_bind_expr,
2243 gimplify_decl_expr, gimplify_var_or_parm_decl,
2244 gimplify_compound_lval, gimplify_init_constructor,
2245 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
2246 gimplify_type_sizes): Likewise.
2247 * cgraphbuild.c (record_reference, record_type_list, mark_address,
2248 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
2249 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
2250 remove_unused_locals): Likewise.
2251 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
2252 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
2253 * function.c (instantiate_expr, instantiate_decls_1,
2254 setjmp_vars_warning, add_local_decl): Likewise.
2255 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
2257 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
2258 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
2259 optimize_va_list_gpr_fpr_size): Likewise.
2260 * tree-nrv.c (pass_nrv::execute): Likewise.
2261 * tsan.c (instrument_expr): Likewise.
2262 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2263 * vtable-verify.c (verify_bb_vtables): Likewise.
2264 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
2265 get_ref_base_and_extent): Likewise.
2266 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
2268 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
2269 analyze_all_variable_accesses): Likewise.
2270 * tree-nested.c (get_nonlocal_debug_decl,
2271 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
2272 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
2273 get_local_debug_decl, convert_local_omp_clauses,
2274 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
2276 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
2277 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
2278 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
2279 dbxout_symbol, dbxout_common_check): Likewise.
2280 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
2281 string_constant): Likewise.
2282 * hsa.c (hsa_get_declaration_name): Likewise.
2283 * passes.c (rest_of_decl_compilation): Likewise.
2284 * tree-ssanames.c (make_ssa_name_fn): Likewise.
2285 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
2286 pack_ts_decl_with_vis_value_fields,
2287 write_ts_decl_common_tree_pointers): Likewise.
2288 * stor-layout.c (place_field): Likewise.
2289 * symtab.c (symtab_node::maybe_create_reference,
2290 symtab_node::verify_base, symtab_node::make_decl_local,
2291 symtab_node::copy_visibility_from,
2292 symtab_node::can_increase_alignment_p): Likewise.
2293 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
2294 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
2295 fortran_common, add_location_or_const_value_attribute,
2296 add_scalar_info, add_linkage_name, set_block_abstract_flags,
2297 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
2298 optimize_one_addr_into_implicit_ptr,
2299 optimize_location_into_implicit_ptr): Likewise.
2300 * gimple-low.c (record_vars_into): Likewise.
2301 * ipa-visibility.c (update_vtable_references): Likewise.
2302 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
2304 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
2305 DFS::DFS_write_tree_body, write_symbol): Likewise.
2306 * langhooks.c (lhd_warn_unused_global_decl,
2307 lhd_set_decl_assembler_name): Likewise.
2308 * attribs.c (decl_attributes): Likewise.
2309 * except.c (output_ttype): Likewise.
2310 * varpool.c (varpool_node::get_create, ctor_for_folding,
2311 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
2312 * fold-const.c (fold_unary_loc): Likewise.
2313 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
2314 ipa_find_agg_cst_from_init): Likewise.
2315 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
2316 expand_omp_target, lower_omp_regimplify_p,
2317 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
2318 find_link_var_op): Likewise.
2319 * tree-chrec.c (chrec_contains_symbols): Likewise.
2320 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
2321 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
2322 execute_fixup_cfg): Likewise.
2324 PR tree-optimization/77901
2325 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
2326 if ranges[i].exp is SSA_NAME when looking for >= and only when
2327 ranges[i].exp is NULL or SSA_NAME when looking for the other
2330 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2332 * ipa-cp.c (ipcp_alignment_lattice): Remove.
2333 (ipcp_param_lattices): Remove field alignment.
2334 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
2335 (set_all_contains_variable): Remove call to
2336 ipcp_alignment_lattice::set_to_bottom.
2337 (initialize_node_lattices): Likewise.
2338 (propagate_alignment_accross_jump_function): Remove.
2339 (propagate_constants_accross_call): Remove call to
2340 propagate_alignment_accross_jump_function.
2341 (ipcp_store_alignment_results): Remove.
2342 (ipcp_driver): Remove call to ipcp_store_alignment_results.
2343 (propagate_bits_accross_jump_function): Handle ancestor jump function.
2344 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
2345 pretty-printing of alignment jump function.
2346 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
2347 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
2348 alignments and remove computing ipa_alignment jump function.
2349 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
2350 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
2351 (ipa_read_jump_function): Remove reading of ipa_alignment.
2352 (write_ipcp_transformation_info): Remove streaming for alignment
2353 propagation summary.
2354 (read_ipcp_transformation_info): Remove reading of alignment
2355 propagation summary.
2356 (ipcp_update_alignments): Remove.
2357 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
2359 (ipcp_transform_function): Remove call to ipcp_update_alignments()
2360 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
2361 * ipa-prop.h (ipa_alignment): Remove.
2362 (ipa_jump_func): Remove field alignment.
2363 (ipcp_transformation_summary): Remove field alignments.
2364 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
2365 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
2366 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2368 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
2370 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
2372 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
2374 (visium_expand_fp_cstore): Likewise.
2376 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2378 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
2379 * diagnostic.c (warning_at_rich_loc_n): New function.
2380 (diagnostic_n_impl_richloc): Likewise.
2381 (diagnostic_n_impl): Move most of the function to
2382 diagnostic_n_impl_richloc and call it.
2384 2016-10-08 Jakub Jelinek <jakub@redhat.com>
2386 * gen-pass-instances.awk: Rewritten.
2387 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
2388 $(PASSES_EXTRA) after passes.def to the script.
2389 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
2390 * config/i386/i386-passes.def: New file.
2391 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
2392 make_pass_stv): Declare.
2393 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
2395 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
2397 (pass_stv::clone, pass_stv::set_pass_param): New methods.
2398 (pass_stv::timode_p): New non-static data member.
2399 (ix86_option_override): Don't register passes here.
2401 * doc/invoke.texi: Document accepting Else, fallthrough.
2403 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
2406 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
2407 FALLTHRU comment styles.
2409 2016-10-07 Andrew Pinski <apinski@cavium.com>
2411 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
2412 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
2413 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
2415 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
2417 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
2419 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
2420 (AARCH64_ARCH): Likewise.
2421 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
2423 (AARCH64_CORE): Likewise.
2424 (AARCH64_ARCH): Likewise.
2425 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
2426 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2427 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
2428 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
2429 (AARCH64_ARCH): Likewise.
2430 (AARCH64_CORE): Likewise.
2431 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
2432 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
2433 (AARCH64_CORE): Likewise.
2434 (AARCH64_ARCH): Likewise.
2436 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2438 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
2439 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
2440 floating point type infrastructre, and -mfloat128 that enables the
2441 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
2442 if -mfloat128-type. Define __ibm128 to be long double by default.
2443 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
2444 the IEEE 128-bit floating point type infrastructure should
2445 automatically be enabled.
2446 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
2447 instead of -mfloat128 to enable KFmode.
2448 (rs6000_option_override_internal): Split the option -mfloat128
2449 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
2450 systems, automatically set -mfloat128-type, but don't enable it on
2451 other operating systems. Move setting the long double size and
2452 IEEE quad support before the IEEE 128-bit floating point changes.
2453 (rs6000_init_builtins): Do not create a unique type for __ibm128
2454 if long double is IBM extended double, instead rely on __ibm128
2455 being defined as 'long double'. If -mfloat128-type and not
2456 -mfloat128, create the KFmode type with an undocumented __ieee128
2458 (rs6000_init_libfuncs): Use -mfloat128-type instead of
2459 -mfloat128 for tests about the types, but keep tests for
2460 -mfloat128 to enable the keyword support.
2461 (rs6000_complex_function_value): Likewise.
2462 (rs6000_scalar_mode_supported_p): Likewise.
2463 (rs6000_floatn_mode): Likewise.
2464 (rs6000_c_mode_for_suffix): Likewise.
2465 (rs6000_opt_masks): Add -mfloat128-type.
2466 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
2467 -mfloat128-type being split from -mfloat128. Add
2468 -mfloat128-hardware, which was missing.
2469 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
2470 -mfloat128 and -mfloat128-type:
2471 (-mfloat128-type): Likewise.
2472 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
2473 that 64-bit Linux systems with enable -mfloat128-type by default
2475 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
2476 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
2477 -mfloat128-type instead of -mfloat128.
2478 (FLOAT128_2REG_P): Likewise.
2479 (MASK_FLOAT128_TYPE): Likewise.
2480 (ALTIVEC_ARG_MAX_RETURN): Likewise.
2481 (RS6000_BTM_FLOAT128): Likewise.
2482 (TARGET_FLOAT128): Poison old identifiers.
2483 (OPTION_MASK_FLOAT128): Likewise.
2484 (MASK_FLOAT128): Likewise.
2485 * config/rs6000/rs6000.md (FP): Likewise.
2486 (FLOAT128): Likewise.
2487 (fix_trunc<mode>di2): Likewise.
2488 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
2489 (floatdi<mode>2): Likewise.
2490 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
2491 (neg<mode>2, FLOAT128 iterator): Likewise.
2492 (abs<mode>2, FLOAT128 iterator): Likewise.
2493 (ieee_128bit_negative_zero): Likewise.
2494 (ieee_128bit_vsx_neg<mode>2): Likewise.
2495 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
2496 (ieee_128bit_vsx_abs<mode>2): Likewise.
2497 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
2498 (ieee_128bit_vsx_nabs<mode>2): Likewise.
2499 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
2500 (extendiftf2): Likewise.
2501 (extendifkf2): Likewise.
2502 (extendtfkf2): Likewise.
2503 (trunciftf2): Likewise.
2504 (truncifkf2): Likewise.
2505 (trunckftf2): Likewise.
2506 (trunctfif2): Likewise.
2507 (extendkftf2): Likewise.
2508 (trunctfkf2): Likewise.
2510 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2512 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
2513 before merging in bytes to pass down to real_from_target.
2515 2016-10-07 Richard Biener <rguenther@suse.de>
2517 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
2519 (substitute_and_fold_dom_walker::before_dom_children):
2520 Substitute and fold before pass specific folding to avoid
2521 feeding that with SSA names that will be later released.
2522 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
2523 introduced by folding and visited by evaluate_stmt called during
2525 (likely_value): Likewise.
2526 (evaluate_stmt): Likewise.
2527 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
2528 (simplify_div_or_mod_using_ranges): Likewise.
2529 (simplify_min_or_max_using_ranges): Likewise.
2530 (simplify_abs_using_ranges): Likewise.
2531 (simplify_conversion_using_ranges): Likewise.
2532 (simplify_float_conversion_using_ranges): Likewise.
2533 (simplify_stmt_using_ranges): Likewise.
2535 2016-10-07 Marek Polacek <polacek@redhat.com>
2537 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
2538 FALLTHROUGH_LABEL_P here...
2539 (warn_implicit_fallthrough_r): ...not here.
2541 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
2543 PR tree-optimization/77880
2544 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
2547 2016-10-07 Marek Polacek <polacek@redhat.com>
2550 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2552 2016-10-07 Richard Biener <rguenther@suse.de>
2554 * bitmap.h: Document constraints on bitmap modification while
2557 2016-10-07 Richard Biener <rguenther@suse.de>
2559 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
2560 * bitmap.h (bmp_iter_set): When advancing to the next element
2561 check that we didn't remove the current one.
2562 (bmp_iter_and): Likewise.
2563 (bmp_iter_and_compl): Likewise.
2564 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
2565 we currently iterate on but keep a one-level queue.
2566 * sched-deps.c (remove_from_deps): Do not clear current bit
2567 but keep a one-level queue.
2569 2016-10-07 Jakub Jelinek <jakub@redhat.com>
2571 PR tree-optimization/77664
2572 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
2573 for the other ranges.
2574 (optimize_range_tests_diff): Fix up formatting.
2575 (optimize_range_tests_var_bound): New function.
2576 (optimize_range_tests): Use it.
2578 2016-10-07 Martin Liska <mliska@suse.cz>
2580 * coverage.c (build_gcov_exit_decl): Fix priority what
2581 should be really 99.
2583 2016-10-07 Richard Biener <rguenther@suse.de>
2585 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
2586 vars in gimple_bind_vars but not in BLOCK_VARS.
2588 2016-10-07 Richard Biener <rguenther@suse.de>
2590 PR tree-optimization/77879
2591 * tree-ssa-structalias.c (handle_const_call): Properly handle
2593 (handle_pure_call): Likewise.
2595 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2597 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
2598 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
2601 2016-10-06 Andrew Pinski <apinski@cavium.com>
2603 * config/aarch64/aarch64-cores.def: Add a comment before each
2606 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2608 PR tree-optimization/77862
2609 * tree-vrp.c (add_equivalence): Use get_value_range so that
2610 num_vr_values is checked before accessing vr_values.
2612 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
2614 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2617 2016-10-05 Jeff Law <law@redhat.com>
2619 PR tree-optimization/71661
2620 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
2621 removal of a forwarder exposes a new natural loop.
2623 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
2625 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
2626 Introduce ssesuffix variable.
2627 (<mask_codefor><code><mode>3<mask_name>): Ditto.
2628 (*<code><mode>3): Ditto.
2630 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
2632 * postreload.c (reload_cse_simplify): Skip also USE when detecting
2635 2016-10-06 Richard Biener <rguenther@suse.de>
2637 PR tree-optimization/77855
2638 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
2639 instead of removing the current item while iterating over the set
2642 2016-10-06 James Clarke <jrtc27@jrtc27.com>
2643 Eric Botcazou <ebotcazou@adacore.com>
2646 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
2647 (classify_registers): Don't set it
2648 (function_arg_slotno): Don't initialize and test it. Tidy up.
2650 2016-10-06 Richard Biener <rguenther@suse.de>
2652 PR tree-optimization/77839
2653 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
2656 2016-10-06 Martin Liska <mliska@suse.cz>
2658 * gcc.c: Set -fprofile-update=atomic when profiling is
2659 enabled and -pthread is set. Warn when one combines
2660 -pthread and -fprofile-update=single for an app using
2663 2016-10-06 Martin Liska <mliska@suse.cz>
2666 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
2667 * gimple-ssa-strength-reduction.c (slsr_process_cast):
2668 Initialize a pointer to NULL.
2669 (slsr_process_copy): Likewise.
2670 * input.c (location_get_source_line): Likewise.
2671 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2673 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
2675 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
2676 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
2677 (ix86_handle_option): Deleted handle of OPT_mpcommit.
2678 * config.gcc: Deleted pcommitintrin.h
2679 * config/i386/pcommitintrin.h: Deleted file.
2680 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
2681 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
2683 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
2685 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
2686 (PTA_PCOMMIT): Deleted define.
2687 (ix86_option_override_internal): Deleted handle of option.
2688 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
2689 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
2690 __builtin_ia32_pcommit): Deleted.
2691 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
2692 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
2693 (pcommit): Deleted instruction.
2694 * config/i386/i386.opt: Mention -mpcommit deprecation.
2695 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2697 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
2700 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
2701 Remove wrong assert.
2702 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
2703 Use <round_constraint> as operand 1 constraint.
2705 2016-10-05 Jakub Jelinek <jakub@redhat.com>
2708 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
2709 (ubsan_instrument_float_cast): And not here.
2712 * ubsan.c (ubsan_ids): New GTY(()) array.
2713 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
2714 instead of static local counters.
2716 2016-10-05 Martin Sebor <msebor@redhat.com>
2719 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
2720 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
2721 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
2722 (default_printf_pointer_format): Define function.
2723 * targhooks.c (linux_printf_pointer_format): Define new function.
2724 * targhooks.h (linux_printf_pointer_format): Declare.
2725 (gnu_libc_printf_pointer_format): Remove declaration.
2727 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2729 * fold-const.c (native_encode_real): Fix logic for selecting offset
2730 to write to when BYTES_BIG_ENDIAN.
2732 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
2734 * builtins.c (fold_builtin_strchr): Remove function.
2735 (fold_builtin_strrchr): Likewise.
2736 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
2737 * gimple-fold.c (target_char_cst_p): New function.
2738 (gimple_fold_builtin_strchr) Add more foldings.
2739 (gimple_fold_builtin): Add index, strrchr, rindex cases.
2741 2016-10-05 Richard Biener <rguenther@suse.de>
2744 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
2745 capture ids in c-exprs.
2747 2016-10-05 Richard Biener <rguenther@suse.de>
2750 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
2751 with types_match for GIMPLE code gen to handle type mismatched
2753 (dt_operand::gen): Adjust.
2754 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
2757 2016-10-05 Richard Biener <rguenther@suse.de>
2759 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2761 2016-10-05 Richard Biener <rguenther@suse.de>
2764 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
2766 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
2768 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
2769 version check to protect only DW_TAG_imported_module generation.
2771 2016-10-05 Richard Biener <rguenther@suse.de>
2774 * match.pd (min(a,-a) -> -abs(a)): New pattern.
2776 2016-10-04 Ian Lance Taylor <iant@golang.org>
2778 * explow.c (allocate_dynamic_stack_space): Call
2779 do_pending_stack_adjust before handling flag_split_stack.
2781 2016-10-04 David Malcolm <dmalcolm@redhat.com>
2783 * genattrtab.c (make_internal_attr): Supply dummy column number to
2786 * genoutput.c (init_insn_for_nothing): Likewise.
2787 * gensupport.c (add_define_attr): Likewise.
2788 * read-md.c (message_at_1): Print column number.
2789 (fatal_with_file_and_line): Likewise.
2790 (rtx_reader::read_char): Track column numbers.
2791 (rtx_reader::unread_char): Likewise.
2792 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
2793 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
2794 (rtx_reader::handle_file): Initialize m_read_md_colno.
2795 (rtx_reader::get_current_location): Supply column number to
2797 * read-md.h (struct file_location): Add field "colno".
2798 (file_location::file_location): Likewise.
2799 (rtx_reader::get_colno): New accessor.
2800 (rtx_reader::m_read_md_colno): New field.
2801 (rtx_reader::m_last_line_colno): New field.
2803 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2805 * doc/extend.texi (Java Exceptions): Remove.
2806 (java_interface): Remove.
2808 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
2810 PR tree-optimization/77808
2811 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
2812 and addr are different before copying points-to information.
2814 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
2816 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
2817 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
2818 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
2819 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2821 2016-10-04 Richard Biener <rguenther@suse.de>
2823 PR tree-optimization/77399
2824 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
2825 verify the target can convert.
2827 2016-10-04 Richard Biener <rguenther@suse.de>
2830 * explow.c (plus_constant): Verify the mode of the constant
2831 pool offset before calling plus_constant.
2833 2016-10-04 Richard Biener <rguenther@suse.de>
2836 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
2837 type support, mark with :C.
2838 (X / -X -> -1): Mark with :C.
2840 2016-10-04 Jakub Jelinek <jakub@redhat.com>
2842 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
2843 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
2844 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
2845 * doc/tm.texi: Regenerated.
2846 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
2847 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
2848 * config/darwin.h (JCR_SECTION_NAME): Remove.
2849 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
2850 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
2851 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
2852 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
2853 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
2854 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2856 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2858 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
2859 between "because" and "param" in dump message in call to fprintf.
2861 2016-10-03 Jeff Law <law@redhat.com>
2863 PR tree-optimization/71550
2864 PR tree-optimization/71403
2865 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
2866 (profitable_jump_thread_path): Also return boolean indicating if
2867 the realized path will create an irreducible loop.
2868 Remove loop depth tests from 71403.
2869 (fsm_find_control_statement_thread_paths): Remove loop depth tests
2870 from 71403. If threading will create an irreducible loop, then
2871 throw away loop iteration and related information.
2873 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
2875 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
2876 -Woverloaded-virtual checks for warning options.
2877 * configure: Regenerate.
2879 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2881 PR preprocessor/77699
2882 * input.c (maybe_grow): Don't allocate one byte extra headroom.
2883 (get_next_line): Return false on error.
2884 (read_next_line): Removed, use get_next_line instead.
2885 (read_line_num): Don't copy the line.
2886 (location_get_source_line): Don't use static data.
2887 (selftest::test_reading_source_line): Add more test cases.
2889 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2892 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2894 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2895 (noce_process_if_block): Use it.
2897 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
2899 * doc/invoke.texi: Update -Wint-in-bool-context.
2901 2016-10-02 Jakub Jelinek <jakub@redhat.com>
2903 * dwarf2out.c (output_fde, output_call_frame_info,
2904 dwarf2out_do_cfi_startproc, set_indirect_string,
2905 gen_internal_sym, output_die, output_line_info): Use
2906 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
2907 ASM_GENERATE_INTERNAL_LABEL output.
2909 2016-10-01 Richard Biener <rguenther@suse.de>
2912 * genmatch.c (get_operand_type): Add operand position arg
2913 and handle COND_EXPR comparison operand with fixed boolean_type_node.
2914 (expr::gen_transform): Adjust.
2915 (dt_simplify::gen_1): Likewise.
2917 2016-10-01 Jakub Jelinek <jakub@redhat.com>
2919 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
2920 comments. Simplify asserts, remove unnecessary conditions.
2922 (*<code><mode>3): Likewise.
2924 2016-09-30 Jakub Jelinek <jakub@redhat.com>
2926 * doc/invoke.texi (-Wregister): Document.
2928 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
2930 * configure.ac: Split CHECKING_P into CHECKING_P and
2931 ENABLE_EXTRA_CHECKING.
2932 * configure: Regenerated.
2933 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
2934 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2936 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
2939 * gcc.c (process_command): For @filename handling, output
2940 the correct name if the file does not exist.
2942 2016-09-30 Marek Polacek <polacek@redhat.com>
2944 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
2945 * config/alpha/predicates.md: Likewise.
2947 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2949 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2950 (noce_process_if_block): Use it.
2952 2016-09-30 Martin Liska <mliska@suse.cz>
2954 * doc/invoke.texi: Document asan-use-after-return that
2955 it's disabled by default in runtime.
2957 2016-09-30 Richard Biener <rguenther@suse.de>
2959 * tree-vrp.c (intersect_ranges): If we failed to handle
2960 the intersection choose a constant singleton range if available.
2962 2016-09-30 Richard Biener <rguenther@suse.de>
2964 PR tree-optimization/77399
2965 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2966 float <-> int conversions.
2968 2016-09-30 Alan Modra <amodra@gmail.com>
2970 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2972 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2974 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
2975 ext_level before calling CPUID with 0x80000008.
2976 Simplify xgetbv checks.
2978 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2980 * Makefile.in (OBJS): Add print-rtl-function.o.
2981 * print-rtl-function.c: New file.
2982 * print-rtl.h (print_rtx_function): New decl.
2984 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2987 * config/i386/cpuid.h (__get_cpuid_count): New.
2988 (__get_cpuid): Rename __level to __leaf.
2990 2016-09-29 Marek Polacek <polacek@redhat.com>
2992 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2994 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2996 * builtins.c (expand_builtin_memcmp): don't swap args unless
2997 result is only being compared with zero.
2999 2016-09-29 Marek Polacek <polacek@redhat.com>
3001 * dwarf2out.c (loc_descriptor): Add fall through comment.
3002 (add_const_value_attribute): Likewise.
3004 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
3006 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
3007 with "v6t2". Move "arch" attribute above "pool_range".
3008 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
3010 (*thumb2_movhi_vfp): Likewise.
3011 (*arm_movhi_fp16): Likewise.
3012 (*thumb2_movhi_fp16): Likewise.
3013 (*arm_movsi_vfp): Remove "arch" attribute.
3014 (*thumb2_movsi_vfp): Likewise.
3016 2016-09-29 Martin Liska <mliska@suse.cz>
3018 * doc/extend.texi: Remove limitation of Objective C for
3019 __attribute__((constructor)) and __attribute__((destructor)).
3021 2016-09-29 Richard Biener <rguenther@suse.de>
3023 PR tree-optimization/77768
3024 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3025 Handle stores to readonly memory when removing redundant stores.
3027 2016-09-29 Richard Biener <rguenther@suse.de>
3030 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
3031 X / -X -> -1 simplifications.
3033 2016-09-29 Richard Biener <rguenther@suse.de>
3036 * match.pd: Add max(a,-a) -> abs(a) pattern.
3037 * tree-ssa-phiopt.c (minmax_replacement): Disable for
3038 HONOR_SIGNED_ZEROS types.
3040 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
3042 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
3043 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
3045 2016-09-29 Richard Biener <rguenther@suse.de>
3047 * tree-vrp.c (set_defs_to_varying): New helper avoiding
3048 writing to vr_const_varying.
3049 (vrp_initialize): Call it.
3050 (vrp_visit_stmt): Likewise.
3051 (evrp_dom_walker::before_dom_children): Likewise.
3053 2016-09-29 Richard Biener <rguenther@suse.de>
3055 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
3056 constructors with vector elements.
3058 2016-09-29 Richard Biener <rguenther@suse.de>
3060 PR tree-optimization/77768
3061 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
3062 with stores to a place we know has a constant value.
3064 2016-09-29 Alan Modra <amodra@gmail.com>
3066 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
3067 * doc/invoke.texi: Document it.
3068 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
3069 (rs6000_passes_float): Comment.
3070 (rs6000_passes_long_double): New static var.
3071 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
3072 (init_cumulative_args): Set up to emit fp .gnu_attribute for
3073 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
3074 to include fp values returned in vectors.
3075 Set rs6000_passes_long_double.
3076 (rs6000_function_arg_advance_1): Likewise for function args.
3077 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
3078 and SPE. Emit long double tag value too.
3079 (rs6000_opt_vars): Add gnu-attr.
3080 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
3081 * configure: Regenerate.
3082 * config.in: Regenerate.
3084 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3086 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
3088 (format_floating, format_string, format_directive,
3089 get_destination_size, pass_sprintf_length::handle_gimple_call):
3092 2016-09-28 Jakub Jelinek <jakub@redhat.com>
3094 * gimple-ssa-sprintf.c: Fix comment formatting.
3095 (format_integer): Use is_gimple_assign.
3096 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
3097 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
3098 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
3099 (pass_sprintf_length::execute): Use is_gimple_call.
3101 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3103 * gimple-fold.c (gimple_fold_builtin): After failing to fold
3104 strchr, also try the generic folding.
3106 2016-09-28 Martin Sebor <msebor@redhat.com>
3109 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
3112 2016-09-28 Martin Sebor <msebor@redhat.com>
3115 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
3116 length modifier is not expected.
3117 (format_floating): Ignore l length modifier and fail gracefuly
3118 when it isn't one of the other expected ones.
3120 2016-09-28 Martin Sebor <msebor@redhat.com>
3123 * varasm.c (assemble_addr_to_section): Increase local buffer size.
3125 2016-09-27 Richard Biener <rguenther@suse.de>
3127 * dwarf2out.c (cu_die_list): New global.
3128 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
3129 main_comp_unit_die to cu_die_list if we created it.
3130 Move break_out_includes ...
3131 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
3134 2016-09-28 Richard Biener <rguenther@suse.de>
3136 * dwarf2out.c (struct die_struct): Add removed flag.
3137 (lookup_type_die): If the DIE is marked as removed, clear
3138 TYPE_SYMTAB_DIE and return NULL.
3139 (lookup_decl_die): If the DIE is marked as removed, remove it
3140 from the hash and return NULL.
3141 (mark_removed): New helper.
3142 (prune_unused_types_prune): Call it for removed DIEs.
3143 (gen_subprogram_die): Move the premark_used_types call to after
3144 DIEs for the functions scopes are generated.
3145 (process_scope_var): Do not re-create pruned types or type decls.
3146 Make sure to also re-parent type decls.
3147 (dwarf2out_finish): Move unused type pruning and debug_types
3149 (dwarf2out_early_finish): ... here.
3151 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3153 * config/arc/arc-c.c: New file.
3154 * config/arc/arc-c.def: Likewise.
3155 * config/arc/t-arc: Likewise.
3156 * config.gcc: Include arc-c.o as c and cpp object.
3157 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
3158 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
3159 arc_cpu_cpp_builtins.
3161 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
3163 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
3164 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
3166 2016-09-28 Nathan Sidwell <nathan@acm.org>
3168 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
3171 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
3173 PR tree-optimization/61056
3174 * gimple-fold.c (gimple_fold_builtin_strchr):
3175 New function to optimize strchr (s, 0) to strlen.
3176 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
3178 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
3180 PR tree-optimization/77724
3181 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
3182 Add tree_fits_shwi_p check.
3184 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3186 * auto-inc-dec.c (try_merge): Remove break after return.
3187 * cselib.c (autoinc_split): Likewise.
3188 * explow.c (promote_mode): Likewise.
3189 * fixed-value.c (fixed_arithmetic): Likewise.
3190 * hsa.c (hsa_internal_fn::get_arity): Likewise.
3191 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
3192 * trans-mem.c (get_attrs_for): Likewise.
3193 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
3194 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
3195 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
3196 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
3197 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
3198 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
3199 * config/cris/cris.c (cris_op_str): Likewise.
3200 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
3201 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
3203 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
3205 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
3206 IFN_GOACC_REDUCTION_CODES): New.
3207 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
3208 ifn_goacc_reduction_kind): Use them.
3209 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
3210 of internal functions, when applicable.
3212 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
3214 * config/mips/constraints.md (d): Fix documentation.
3215 * doc/md.texi (Machine Constraints): Update accordingly.
3217 2016-09-27 Richard Biener <rguenther@suse.de>
3219 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
3220 cur_line_info_table initialization ...
3221 (dwarf2out_assembly_start): ... here.
3223 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
3225 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
3226 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
3227 (*thumb2_movhi_vfp): Likewise.
3228 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
3229 template. Expand predicable attribute to mark VMOV.F16 as not
3230 predicable. Add "arch" attribute.
3231 (*thumb2_movhi_fp16): Likewise.
3232 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
3233 (*thumb2_movsi_vfp): Add "arch" attribute.
3235 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
3237 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
3240 2016-09-27 Marek Polacek <polacek@redhat.com>
3242 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
3245 * config/c6x/c6x.h: Adjust fall through comment.
3246 * config/sh/sh.c (final_prescan_insn): Likewise.
3247 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
3248 (visium_expand_fp_cstore): Likewise.
3250 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3252 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
3253 expected by -Wimplicit-fallthrough.
3254 (thumb1_size_rtx_costs): Likewise.
3255 (thumb2_reorg): Likewise.
3256 (tls_mentioned_p): Add "Fall through" comment.
3257 (thumb2_reorg): Likewise.
3258 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
3259 comment form expected by -Wimplicit-fallthrough.
3261 2016-09-27 Martin Liska <mliska@suse.cz>
3263 PR gcov-profile/46266
3264 * input.h (RESERVED_LOCATION_P): New macro.
3265 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
3266 instread of comparison with UNKNOWN_LOCATION.
3268 2016-09-27 Richard Biener <rguenther@suse.de>
3270 PR tree-optimization/77745
3271 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
3272 When removing redundant stores make sure to check compatibility
3273 of the TBAA state for downstream accesses.
3274 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
3275 value-numbering virtual operands for store matches.
3277 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
3280 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
3281 movrt patterns. Match them before anything else in the SET case.
3283 2016-09-27 Martin Liska <mliska@suse.cz>
3285 PR gcov-profile/7970
3286 PR gcov-profile/16855
3287 PR gcov-profile/44779
3288 * coverage.c (build_gcov_exit_decl): New function.
3289 (coverage_obj_init): Call the function and generate __gcov_exit
3291 * doc/gcov.texi: Document when __gcov_exit function is called.
3293 2016-09-27 Marek Polacek <polacek@redhat.com>
3296 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3297 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
3298 -Wno-error instead of -Wno-implicit-fallthrough.
3300 2016-09-27 Martin Liska <mliska@suse.cz>
3303 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
3305 2016-09-27 Jakub Jelinek <jakub@redhat.com>
3307 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
3308 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
3309 comments. Remove break after return.
3310 (ix86_fp_compare_code_to_integer, has_dispatch,
3311 ix86_simd_clone_usable): Remove break after return.
3313 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
3315 PR rlt-optimization/77714
3316 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
3319 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
3322 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
3323 extract_range_from_unary_expr to convert value_range.
3324 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
3325 (extract_range_from_unary_expr): This.
3326 * tree-vrp.h (extract_range_from_unary_expr): Declare.
3328 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
3330 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
3332 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * config/i386/i386.c (ix86_print_operand)
3335 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
3336 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
3337 (epilogue_renumber): Likewise.
3339 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
3342 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
3343 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
3345 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
3347 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
3348 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
3349 is_mm_seq_cst, is_mm_sync): Move to ...
3350 * memmodel.h: This. New file.
3351 * builtins.c: Include memmodel.h.
3352 * optabs.c: Likewise.
3354 * config/aarch64/aarch64.c: Likewise.
3355 * config/alpha/alpha.c: Likewise.
3356 * config/arm/arm.c: Likewise.
3357 * config/i386/i386.c: Likewise.
3358 * config/ia64/ia64.c: Likewise.
3359 * config/mips/mips.c: Likewise.
3360 * config/rs6000/rs6000.c: Likewise.
3361 * config/sparc/sparc.c: Likewise.
3362 * genconditions.c: Include memmodel.h in generated file.
3363 * genemit.c: Likewise.
3364 * genoutput.c: Likewise.
3365 * genpeep.c: Likewise.
3366 * genpreds.c: Likewise.
3367 * genrecog.c: Likewise.
3369 2016-09-26 David Malcolm <dmalcolm@redhat.com>
3371 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
3372 "c" instead when parsing characters. Move operand parsing into...
3373 (read_rtx_operand): ...this new function, renaming "i" to "idx",
3374 and tightening the scope of various locals.
3376 2016-09-26 Liu Hao <lh_mouse@126.com>
3378 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
3380 2016-09-26 Marek Polacek <polacek@redhat.com>
3382 * system.h: Use __has_attribute to check whether the fallthrough
3383 attribute is supported.
3385 2016-09-26 Marek Polacek <polacek@redhat.com>
3387 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
3388 gimple_call_internal_p.
3389 * ipa-split.c (find_return_bb): Likewise.
3390 (execute_split_functions): Likewise.
3391 * omp-low.c (dump_oacc_loop_part): Likewise.
3392 (oacc_loop_xform_head_tail): Likewise.
3393 * predict.c (predict_loops): Likewise.
3394 * sanopt.c (pass_sanopt::execute): Likewise.
3395 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
3396 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
3397 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
3398 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
3399 (expand_ifn_va_arg): Likewise.
3400 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
3401 (optimize_mask_stores): Likewise.
3402 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
3403 (vect_transform_stmt): Likewise.
3404 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
3405 * tsan.c (instrument_memory_accesses): Likewise.
3407 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3408 Alexander Monakov <amonakov@ispras.ru>
3410 * regrename.c (rename_chains): Check
3411 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
3412 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
3413 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
3415 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3417 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
3418 (s390_sched_score): Likewise.
3420 2016-09-26 Martin Liska <mliska@suse.cz>
3422 * doc/gcov.texi: Update program output of gcov tool.
3424 2016-09-26 Martin Liska <mliska@suse.cz>
3426 PR gcov-profile/23332
3427 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
3428 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
3429 * value-prof.c (dump_histogram_value): Do not handle
3430 HIST_TYPE_CONST_DELTA.
3431 (stream_in_histogram_value): Likewise.
3432 (gimple_find_values_to_profile): Likewise.
3433 * value-prof.h (enum hist_type): Likewise.
3435 2016-09-26 Martin Liska <mliska@suse.cz>
3437 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
3438 from default sanitize recover values.
3439 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
3440 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
3441 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
3443 * opts.c (finish_options): Do a generic loop over options
3444 that can be recovered.
3445 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
3447 (common_handle_option): Likewise.
3448 * opts.h: Declare can_recover to sanitizer_opts_s.
3450 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
3452 * target.def(elf_flags_numeric): Change documentation to present tense.
3453 * doc/tm.texi: Regenerate.
3455 2016-09-26 Marek Polacek <polacek@redhat.com>
3458 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3459 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
3460 -Wno-switch-fallthrough.
3461 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
3462 (expand_builtin): Likewise.
3463 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
3464 * convert.c (convert_to_real_1): Likewise.
3465 (convert_to_integer_1): Likewise.
3466 * final.c (output_alternate_entry_point): Likewise.
3467 * genattrtab.c (make_canonical): Likewise.
3468 (write_test_expr): Likewise.
3469 * genpreds.c (validate_exp): Likewise.
3470 * gimple-ssa-strength-reduction.c
3471 (find_candidates_dom_walker::before_dom_children): Likewise.
3472 * godump.c (go_format_type): Likewise.
3473 * reload1.c (elimination_effects): Likewise.
3474 * resource.c (mark_referenced_resources): Likewise.
3475 (mark_set_resources): Likewise.
3476 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
3477 * varasm.c (output_addressed_constants): Likewise.
3479 2016-09-26 Marek Polacek <polacek@redhat.com>
3482 * common.opt (Wimplicit-fallthrough): New option.
3483 * doc/extend.texi: Document statement attributes and the fallthrough
3485 * doc/invoke.texi: Document -Wimplicit-fallthrough.
3486 * gimple.h (gimple_call_internal_p): New function.
3487 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
3488 (struct label_entry): New struct.
3489 (find_label_entry): New function.
3490 (case_label_p): New function.
3491 (collect_fallthrough_labels): New function.
3492 (last_stmt_in_scope): New function.
3493 (should_warn_for_implicit_fallthrough): New function.
3494 (warn_implicit_fallthrough_r): New function.
3495 (maybe_warn_implicit_fallthrough): New function.
3496 (expand_FALLTHROUGH_r): New function.
3497 (expand_FALLTHROUGH): New function.
3498 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
3499 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
3500 (gimplify_label_expr): New function.
3501 (gimplify_case_label_expr): Set location.
3502 (gimplify_expr): Call gimplify_label_expr.
3503 * internal-fn.c (expand_FALLTHROUGH): New function.
3504 * internal-fn.def (FALLTHROUGH): New internal function.
3505 * langhooks.c (lang_GNU_OBJC): New function.
3506 * langhooks.h (lang_GNU_OBJC): Declare.
3507 * system.h (gcc_fallthrough): Define.
3508 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
3509 * tree.h (FALLTHROUGH_LABEL_P): Define.
3511 2016-09-26 Richard Biener <rguenther@suse.de>
3513 * dwarf2out.c (stripattributes): Remove unused function.
3514 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
3515 Push dwarf_split_debug_info handling into init_sections_and_labels.
3516 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
3517 (DEBUG_MACRO_SECTION_FLAGS): Remove.
3518 (debug_macinfo_section_name): New global.
3519 (output_macinfo): Use debug_macinfo_section_name.
3520 (init_sections_and_labels): Split out section and label generation
3521 from dwarf2out_init. Set debug_macinfo_section_name.
3522 (dwarf2out_init): Move text section label generation and emission
3524 (dwarf2out_assembly_start): ... here.
3525 (dwarf2out_finish): Call init_sections_and_labels before DWARF
3528 2016-09-26 Richard Biener <rguenther@suse.de>
3531 * cgraphunit.c (analyze_functions): Before early removing
3532 global vars calls the late_global_decl debug handler mark
3533 the variable as readonly.
3535 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
3538 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
3539 (sh_rtx_costs): Handle SET of movt and movrt patterns.
3540 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
3541 declare new overloads.
3542 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
3545 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3547 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
3548 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
3550 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
3552 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
3553 * configure: Regenerate.
3555 2016-09-24 Marek Polacek <polacek@redhat.com>
3558 * doc/invoke.texi: Document -Wbool-operation.
3560 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3562 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
3563 * config/rs6000/rs6000.c (expand_block_compare): New function used by
3564 cmpmemsi pattern to do builtin expansion of memcmp ().
3565 (compute_current_alignment): Add helper function for
3566 expand_block_compare used to compute alignment as the compare proceeds.
3567 (select_block_compare_mode): Used by expand_block_compare to select
3568 the mode used for reading the next chunk of bytes in the compare.
3569 (do_load_for_compare): Used by expand_block_compare to emit the load
3570 insns for the compare.
3571 (rs6000_emit_dot_insn): Moved this function to avoid a forward
3572 reference from expand_block_compare ().
3573 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
3574 prototype for this function.
3575 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
3576 target option for controlling how much code inline expansion of
3577 memcmp() will be allowed to generate.
3579 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3581 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
3582 hook_bool_mode_false, hook_bool_mode_true,
3583 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3584 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3585 hook_bool_const_rtx_insn_const_rtx_insn_true,
3586 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
3587 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
3588 hook_bool_const_tree_hwi_hwi_const_tree_false,
3589 hook_bool_const_tree_hwi_hwi_const_tree_true,
3590 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
3591 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3592 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
3593 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
3594 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
3595 hook_bool_const_tree_true, hook_bool_tree_tree_false,
3596 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
3597 hook_bool_rtx_insn_true, hook_bool_rtx_false,
3598 hook_bool_uintp_uintp_false,
3599 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
3600 hook_rtx_tree_int_null, hook_uint_mode_0,
3601 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
3602 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
3603 hook_constcharptr_const_rtx_insn_null,
3604 hook_constcharptr_const_tree_const_tree_null,
3605 hook_constcharptr_int_const_tree_null,
3606 hook_constcharptr_int_const_tree_const_tree_null,
3607 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
3608 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
3609 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
3611 * vec.h (vNULL): Extend comment to say = vNULL initialization
3612 isn't needed for static vars.
3614 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
3615 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
3616 = vNULL initialization of file scope vec.
3617 * passes.c (pass_tab, enabled_pass_uid_range_tab,
3618 disabled_pass_uid_range_tab): Likewise.
3619 * haifa-sched.c (sched_luids, h_i_d): Likewise.
3620 * tree-chkp-opt.c (check_infos): Likewise.
3621 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
3623 * vec.h (vnull::operator vec): Add constexpr keyword for
3626 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
3628 PR tree-optimization/77654
3629 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
3630 to duplicate_ssa_name_ptr_info.
3632 2016-09-23 David Malcolm <dmalcolm@redhat.com>
3634 PR preprocessor/77672
3635 * input.c (selftest::test_lexer_string_locations_simple): Update
3636 test to expect location information of the terminator character
3637 at the location of the final closing quote.
3638 (selftest::test_lexer_string_locations_hex): Likewise.
3639 (selftest::test_lexer_string_locations_oct): Likewise.
3640 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
3641 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
3642 (selftest::test_lexer_string_locations_ucn4): Likewise.
3643 (selftest::test_lexer_string_locations_ucn8): Likewise.
3644 (selftest::test_lexer_string_locations_u8): Likewise.
3645 (selftest::test_lexer_string_locations_utf8_source): Likewise.
3646 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
3647 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
3648 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
3649 (selftest::test_lexer_string_locations_macro): Likewise.
3650 (selftest::test_lexer_string_locations_long_line): Likewise.
3652 2016-09-23 Richard Biener <rguenther@suse.de>
3654 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
3655 virtual definition to virtual use if the call devirtualizes
3656 to a const or pure function.
3657 (visit_use): Also visit calls we can devirtualize to a
3658 const or pure function.
3660 2016-09-23 Richard Biener <rguenther@suse.de>
3662 PR tree-optimization/77697
3663 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
3664 signal error if we have sth ternary or unhandled.
3666 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3668 * config/arm/arm_neon.h (vabd_f16): New.
3702 (vcvt_f16_s16): New.
3703 (vcvt_f16_u16): New.
3704 (vcvt_s16_f16): New.
3705 (vcvt_u16_f16): New.
3706 (vcvtq_f16_s16): New.
3707 (vcvtq_f16_u16): New.
3708 (vcvtq_s16_f16): New.
3709 (vcvtq_u16_f16): New.
3710 (vcvta_s16_f16): New.
3711 (vcvta_u16_f16): New.
3712 (vcvtaq_s16_f16): New.
3713 (vcvtaq_u16_f16): New.
3714 (vcvtm_s16_f16): New.
3715 (vcvtm_u16_f16): New.
3716 (vcvtmq_s16_f16): New.
3717 (vcvtmq_u16_f16): New.
3718 (vcvtn_s16_f16): New.
3719 (vcvtn_u16_f16): New.
3720 (vcvtnq_s16_f16): New.
3721 (vcvtnq_u16_f16): New.
3722 (vcvtp_s16_f16): New.
3723 (vcvtp_u16_f16): New.
3724 (vcvtpq_s16_f16): New.
3725 (vcvtpq_u16_f16): New.
3726 (vcvt_n_f16_s16): New.
3727 (vcvt_n_f16_u16): New.
3728 (vcvtq_n_f16_s16): New.
3729 (vcvtq_n_f16_u16): New.
3730 (vcvt_n_s16_f16): New.
3731 (vcvt_n_u16_f16): New.
3732 (vcvtq_n_s16_f16): New.
3733 (vcvtq_n_u16_f16): New.
3747 (vmul_lane_f16): New.
3750 (vmulq_lane_f16): New.
3772 (vrsqrteq_f16): New.
3776 (vrsqrtsq_f16): New.
3780 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3782 * config.gcc (extra_headers): Add arm_fp16.h
3783 * config/arm/arm_fp16.h: New.
3784 * config/arm/arm_neon.h: Include "arm_fp16.h".
3786 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3788 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
3790 (vmulf): New (v8hf, v4hf variants).
3791 (vfma): New (v8hf, v4hf variants).
3792 (vfms): New (v8hf, v4hf variants).
3793 (vsub): New (v8hf, v4hf variants).
3794 (vcage): New (v8hf, v4hf variants).
3795 (vcagt): New (v8hf, v4hf variants).
3796 (vcale): New (v8hf, v4hf variants).
3797 (vcalt): New (v8hf, v4hf variants).
3798 (vceq): New (v8hf, v4hf variants).
3799 (vcgt): New (v8hf, v4hf variants).
3800 (vcge): New (v8hf, v4hf variants).
3801 (vcle): New (v8hf, v4hf variants).
3802 (vclt): New (v8hf, v4hf variants).
3803 (vceqz): New (v8hf, v4hf variants).
3804 (vcgez): New (v8hf, v4hf variants).
3805 (vcgtz): New (v8hf, v4hf variants).
3806 (vcltz): New (v8hf, v4hf variants).
3807 (vclez): New (v8hf, v4hf variants).
3808 (vabd): New (v8hf, v4hf variants).
3809 (vmaxf): New (v8hf, v4hf variants).
3810 (vmaxnm): New (v8hf, v4hf variants).
3811 (vminf): New (v8hf, v4hf variants).
3812 (vminnm): New (v8hf, v4hf variants).
3813 (vpmaxf): New (v4hf variant).
3814 (vpminf): New (v4hf variant).
3815 (vpadd): New (v4hf variant).
3816 (vrecps): New (v8hf, v4hf variants).
3817 (vrsqrts): New (v8hf, v4hf variants).
3818 (vabs): New (v8hf, v4hf variants).
3819 (vneg): New (v8hf, v4hf variants).
3820 (vrecpe): New (v8hf, v4hf variants).
3821 (vrnd): New (v8hf, v4hf variants).
3822 (vrnda): New (v8hf, v4hf variants).
3823 (vrndm): New (v8hf, v4hf variants).
3824 (vrndn): New (v8hf, v4hf variants).
3825 (vrndp): New (v8hf, v4hf variants).
3826 (vrndx): New (v8hf, v4hf variants).
3827 (vrsqrte): New (v8hf, v4hf variants).
3828 (vmul_lane): Add v4hf and v8hf variants.
3829 (vmul_n): Add v4hf and v8hf variants.
3830 (vext): New (v8hf, v4hf variants).
3831 (vcvts): New (v8hi, v4hi variants).
3832 (vcvts): New (v8hf, v4hf variants).
3833 (vcvtu): New (v8hi, v4hi variants).
3834 (vcvtu): New (v8hf, v4hf variants).
3835 (vcvts_n): New (v8hf, v4hf variants).
3836 (vcvtu_n): New (v8hi, v4hi variants).
3837 (vcvts_n): New (v8hi, v4hi variants).
3838 (vcvtu_n): New (v8hf, v4hf variants).
3839 (vbsl): New (v8hf, v4hf variants).
3840 (vcvtas): New (v8hf, v4hf variants).
3841 (vcvtau): New (v8hf, v4hf variants).
3842 (vcvtms): New (v8hf, v4hf variants).
3843 (vcvtmu): New (v8hf, v4hf variants).
3844 (vcvtns): New (v8hf, v4hf variants).
3845 (vcvtnu): New (v8hf, v4hf variants).
3846 (vcvtps): New (v8hf, v4hf variants).
3847 (vcvtpu): New (v8hf, v4hf variants).
3849 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3851 * config/arm/arm-builtins.c (hf_UP): New.
3853 (vfp_builtin_data): New. Update comment.
3854 (enum arm_builtins): Include "arm_vfp_builtins.def".
3855 (ARM_BUILTIN_VFP_PATTERN_START): New.
3856 (arm_init_vfp_builtins): New.
3857 (arm_init_builtins): Add arm_init_vfp_builtins.
3858 (arm_expand_vfp_builtin): New.
3859 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
3861 * config/arm/arm_vfp_builtins.def: New file.
3862 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
3863 (arm-builtins.o): Likewise.
3865 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
3868 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
3869 from constant while creating value range.
3871 2016-09-23 Renlin Li <renlin.li@arm.com>
3873 * ira.c (ira): Move ira_use_lra_p initialization code to ...
3874 (ira_init_once): Here.
3876 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
3877 Jakub Jelinek <jakub@redhat.com>
3879 * hooks.h (hook_uint_uintp_false): Rename to...
3880 (hook_bool_uint_uintp_false): ... this.
3881 * hooks.c (hook_uint_uintp_false): Rename to...
3882 (hook_bool_uint_uintp_false): ... this.
3883 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
3884 instead of hook_uint_uintp_false.
3886 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3888 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
3889 (arm_init_builtins): Move body of a loop to the standalone
3890 function arm_init_neon_builtin.
3891 (arm_expand_neon_builtin_1): New. Update comment. Function body
3892 moved from arm_neon_builtin with some white-space fixes.
3893 (arm_expand_neon_builtin): Move code into the standalone function
3894 arm_expand_neon_builtin_1.
3896 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3898 * config/arm/iterators.md (VCVTHI): New.
3899 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
3903 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
3904 (V_HALF): Add V4HF. Fix white-space.
3905 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
3906 (V_s_elem): Likewise.
3907 (V_sz_elem): Fix white-space.
3908 (V_elem_ch): Likewise.
3910 (scalar_mul_constraint): Add V8HF and V4HF.
3911 (Is_float_mode): Fix white-space.
3912 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
3913 (q): Add HF. Fix white-space.
3916 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
3917 (neon_vfm_lane_as): New.
3918 * config/arm/neon.md (add<mode>3_fp16): New.
3919 (sub<mode>3_fp16): New.
3920 (mul<mode>3add<mode>_neon): New.
3921 (fma<VH:mode>4_intrinsic): New.
3922 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
3923 (fmsub<VH:mode>4_intrinsic): New.
3924 (<absneg_str><mode>2): New.
3925 (neon_v<absneg_str><mode>): New.
3926 (neon_v<fp16_rnd_str><mode>): New.
3927 (neon_vrsqrte<mode>): New.
3928 (neon_vpaddv4hf): New.
3929 (neon_vadd<mode>): New.
3930 (neon_vsub<mode>): New.
3931 (neon_vmulf<mode>): New.
3932 (neon_vfma<VH:mode>): New.
3933 (neon_vfms<VH:mode>): New.
3934 (neon_vc<cmp_op><mode>): New.
3935 (neon_vc<cmp_op><mode>_fp16insn): New
3936 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
3937 (neon_vca<cmp_op><mode>): New.
3938 (neon_vca<cmp_op><mode>_fp16insn): New.
3939 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
3940 (neon_vc<cmp_op>z<mode>): New.
3941 (neon_vabd<mode>): New.
3942 (neon_v<maxmin>f<mode>): New.
3943 (neon_vp<maxmin>fv4hf: New.
3944 (neon_<fmaxmin_op><mode>): New.
3945 (neon_vrecps<mode>): New.
3946 (neon_vrsqrts<mode>): New.
3947 (neon_vrecpe<mode>): New (VH variant).
3948 (neon_vdup_lane<mode>_internal): New.
3949 (neon_vdup_lane<mode>): New.
3950 (neon_vcvt<sup><mode>): New (VCVTHI variant).
3951 (neon_vcvt<sup><mode>): New (VH variant).
3952 (neon_vcvt<sup>_n<mode>): New (VH variant).
3953 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
3954 (neon_vcvt<vcvth_op><sup><mode>): New.
3955 (neon_vmul_lane<mode>): New.
3956 (neon_vmul_n<mode>): New.
3957 * config/arm/unspecs.md (UNSPEC_VCALE): New
3958 (UNSPEC_VCALT): New.
3959 (UNSPEC_VFMA_LANE): New.
3960 (UNSPECS_VFMS_LANE): New.
3962 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3964 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
3965 ("*extzv<mode><clobbercc_or_nocc>"):
3966 Correct a typo in a comment.
3968 ("*insv<mode>_zEC12", "*insv<mode>_z10")
3969 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
3970 ("*insv<mode>_zEC12_appendbitsleft")
3971 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
3972 ("*insv<mode>_z10_appendbitsleft"): Ditto.
3973 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
3974 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
3975 Provide pattern with operands switched.
3976 ("*pre_z10_extv<mode>"):
3977 Use new subst patterns.
3978 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3979 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3980 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3981 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3982 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3983 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3984 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3986 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3987 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3988 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3990 ("SINT"): New mode_iterator with SI, HI, QI.
3991 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3992 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3995 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3997 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3998 new interface of s390_contiguous_bitmask_p.
3999 ("contiguous_bitmask_nowrap_operand"): New predicate.
4000 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
4001 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
4002 of s390_contiguous_bitmask_p.
4003 ("NxxDw"): Rename NxxDq constraint to NxxDw.
4004 ("NxxSw"): New constraint.
4005 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
4006 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
4008 (s390_contiguous_bitmask_nowrap_p): Export.
4009 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
4010 former s390_contiguous_bitmask_p.
4011 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
4012 detect contiguous bit ranges with wraparound. Change signature to
4013 return START and END position instead of POS and LENGTH.
4014 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
4015 ranges with wraparound.
4016 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
4017 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
4018 Adapt to new signature of s390_contiguous_bitmask_p.
4020 2016-09-23 Bin Cheng <bin.cheng@arm.com>
4022 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
4023 (create_intersect_range_checks): New.
4024 (vect_create_cond_for_alias_checks): Call above function.
4026 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4028 * config/arm/iterators.md (Code iterators): Fix some white-space
4032 (FCVT): Moved from vfp.md.
4033 (VCVT_HF_US_N): New.
4034 (VCVT_SI_US_N): New.
4039 (FCVTI32typename): Moved from vfp.md.
4040 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
4041 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
4042 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
4043 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
4044 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
4046 (fp16_rnd_str): New.
4047 (fp16_rnd_insn): New.
4048 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
4049 (UNSPEC_VCVT_HF_U_N): New.
4050 (UNSPEC_VCVT_SI_S_N): New.
4051 (UNSPEC_VCVT_SI_U_N): New.
4052 (UNSPEC_VCVTH_S): New.
4053 (UNSPEC_VCVTH_U): New.
4054 (UNSPEC_VCVTA_S): New.
4055 (UNSPEC_VCVTA_U): New.
4056 (UNSPEC_VCVTM_S): New.
4057 (UNSPEC_VCVTM_U): New.
4058 (UNSPEC_VCVTN_S): New.
4059 (UNSPEC_VCVTN_U): New.
4060 (UNSPEC_VCVTP_S): New.
4061 (UNSPEC_VCVTP_U): New.
4062 (UNSPEC_VCVTP_S): New.
4063 (UNSPEC_VCVTP_U): New.
4065 (UNSPEC_VRNDA): New.
4066 (UNSPEC_VRNDI): New.
4067 (UNSPEC_VRNDM): New.
4068 (UNSPEC_VRNDN): New.
4069 (UNSPEC_VRNDP): New.
4070 (UNSPEC_VRNDX): New.
4071 * config/arm/vfp.md (<absneg_str>hf2): New.
4073 (neon_v<fp16_rnd_str>hf): New.
4074 (neon_vrndihf): New.
4079 (*mulsf3neghf_vfp): New.
4080 (*negmulhf3_vfp): New.
4081 (*mulsf3addhf_vfp): New.
4082 (*mulhf3subhf_vfp): New.
4083 (*mulhf3neghfaddhf_vfp): New.
4084 (*mulhf3neghfsubhf_vfp): New.
4087 (fmsubhf4_fp16): New.
4091 (neon_vsqrthf): New.
4092 (neon_vrsqrtshf): New.
4093 (FCVT): Move to iterators.md.
4094 (FCVTI32typename): Likewise.
4095 (neon_vcvth<sup>hf): New.
4096 (neon_vcvth<sup>si): New.
4097 (neon_vcvth<sup>_nhf_unspec): New.
4098 (neon_vcvth<sup>_nhf): New.
4099 (neon_vcvth<sup>_nsi_unspec): New.
4100 (neon_vcvth<sup>_nsi): New.
4101 (neon_vcvt<vcvth_op>h<sup>si): New.
4102 (neon_<fmaxmin_op>hf): New.
4104 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4106 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
4107 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
4108 ("*insv<mode>_zEC12_appendbitsleft")
4109 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
4110 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
4112 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4114 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
4115 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
4116 construct values without normalization.
4117 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
4118 static local lhs_ops to vNULL.
4120 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4121 Jiong Wang <jiong.wang@arm.com>
4123 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
4124 available when FP16 instructions are available.
4125 (output_move_vfp): Add support for 16-bit data moves.
4126 (arm_validize_comparison): Fix some white-space. Support HFmode
4127 by conversion to SFmode.
4128 * config/arm/arm.md (truncdfhf2): Fix a comment.
4129 (extendhfdf2): Likewise.
4131 (movsicc): Fix some white-space.
4133 (movsfcc): Fix some white-space.
4135 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
4136 instructions are available.
4137 (*thumb2_movhi_vfp): Likewise.
4138 (*arm_movhi_fp16): New.
4139 (*thumb2_movhi_fp16): New.
4140 (*movhf_vfp_fp16): New.
4141 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
4142 (*movhf_vfp): Likewise.
4143 (extendhfsf2): Enable when VFP FP16 instructions are available.
4144 (truncsfhf2): Enable when VFP FP16 instructions are available.
4146 2016-09-23 Martin Liska <mliska@suse.cz>
4148 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
4150 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4152 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
4154 (arm_evpc_neon_vtrn): Likewise.
4155 (arm_evpc_neon_vrev): Likewise.
4156 (arm_evpc_neon_vext): Likewise.
4157 * config/arm/arm_neon.h (vbsl_f16): New.
4161 (vdup_lane_f16): New.
4162 (vdupq_lane_f16): New.
4175 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
4176 (vdup_lane): New (v8hf, v4hf variants).
4177 (vext): New (v8hf, v4hf variants).
4178 (vbsl): New (v8hf, v4hf variants).
4179 * config/arm/iterators.md (VDQWH): New.
4181 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
4182 (Scalar_mul_8_16): Fix white-space.
4183 (Is_d_reg): Add V4HF and V8HF.
4184 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
4185 (neon_vdup_lane<mode>): New.
4186 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
4187 (*neon_vtrn<mode>_insn): Likewise.
4188 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
4189 (*neon_vzip<mode>_insn): Likewise
4190 (neon_vuzp<mode>_internal): Likewise.
4191 (*neon_vuzp<mode>_insn): Likewise
4192 * config/arm/vec-common.md (vec_perm_const<mode>): New.
4194 2016-09-23 Jiong Wang <jiong.wang@arm.com>
4195 Matthew Wahab <matthew.wahab@arm.com>
4197 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
4198 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
4199 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
4200 available. Also fix some white-space.
4201 * config/arm/vfp.md (*arm_movhi_vfp): New.
4202 (*thumb2_movhi_vfp): New.
4204 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4206 * config/arm/arm-c.c (arm_cpu_builtins): Define
4207 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
4208 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
4210 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4212 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
4213 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
4214 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
4215 arm_v8_2a_fp16_neon_hw.
4216 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
4219 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4221 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
4222 arm_fp16_alternative_ok and arm_fp16_none_ok.
4224 2016-09-23 Martin Liska <mliska@suse.cz>
4226 * ipa-icf.c (sem_variable::merge): Replace adress with address.
4228 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4230 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
4232 ("armv8.2-a+fp16"): New.
4233 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
4234 (FL2_FP16INST): New.
4235 (FL2_FOR_ARCH8_2A): New.
4236 * config/arm/arm-tables.opt: Regenerate.
4237 * config/arm/arm.c (arm_arch8_2): New.
4238 (arm_fp16_inst): New.
4239 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
4240 for incompatible fp16-format settings.
4241 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
4242 (TARGET_NEON_FP16INST): New.
4243 (arm_arch8_2): Declare.
4244 (arm_fp16_inst): Declare.
4245 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
4246 march=armv8.2-a and march=armv8.2-a+fp16.
4247 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
4249 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
4250 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
4252 2016-09-23 Martin Liska <mliska@suse.cz>
4254 * doc/extend.texi: Remove fused-madd from i386 target options.
4256 2016-09-23 Martin Liska <mliska@suse.cz>
4258 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4261 2016-09-23 Martin Liska <mliska@suse.cz>
4263 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4266 2016-09-23 Martin Liska <mliska@suse.cz>
4269 * config/i386/i386.c (ix86_option_override_internal): Change
4270 signature and return false when there's an error related to
4272 (release_options_strings): New function.
4273 (ix86_valid_target_attribute_tree): Call the function.
4275 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4277 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
4278 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
4279 (gen_hsa_ctor_assignment): Likewise.
4280 * print-tree.c (print_node): Likewise.
4281 * tree-dump.c (dequeue_and_dump): Likewise.
4282 * tree-sra.c (sra_modify_constructor_assign): Likewise.
4283 * expr.c (store_constructor): Likewise.
4284 * fold-const.c (operand_equal_p): Likewise.
4285 * tree-pretty-print.c (dump_generic_node): Likewise.
4286 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
4287 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
4289 2016-09-23 Richard Biener <rguenther@suse.de>
4291 * hooks.h (hook_uint_uintp_false): Declare.
4293 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4295 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
4296 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
4298 2016-09-22 Martin Sebor <msebor@redhat.com>
4301 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
4302 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
4303 (target_int_min): Correct computation.
4304 (format_integer): Use long long as the argument for the ll length
4306 (format_floating): Use target_int_max().
4307 (get_string_length): Same.
4308 (format_string): Avoid setting the bounded flag for strings
4310 (try_substitute_return_value): Avoid setting range info when
4311 the result isn't bounded.
4312 * varasm.c (assemble_name): Increase buffer size.
4314 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
4315 Terry Guo <terry.guo@arm.com>
4317 * target.def (elf_flags_numeric): New target hook.
4318 * targhooks.h (default_asm_elf_flags_numeric): New.
4319 * varasm.c (default_asm_elf_flags_numeric): New.
4320 (default_elf_asm_named_section): Use new target hook.
4321 * config/arm/arm.opt (mpure-code): New.
4322 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
4323 * config/arm/arm.c (arm_asm_init_sections): Add section
4324 attribute to default text section if -mpure-code.
4325 (arm_option_check_internal): Diagnose use of option with
4326 non supported targets and/or options.
4327 (arm_asm_elf_flags_numeric): New.
4328 (arm_function_section): New.
4329 (arm_elf_section_type_flags): New.
4330 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
4332 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
4333 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
4335 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
4337 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
4339 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4341 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
4342 * rtl.h: Adjust prototype.
4344 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4346 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
4347 (prev_active_insn): Likewise.
4348 (active_insn_p): Likewise.
4349 * rtl.h: Adjust prototypes.
4350 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
4351 * config/arc/arc.md: Likewise.
4352 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
4353 (branch_needs_nop_p): Likewise.
4354 (use_skip_p): Likewise.
4355 * config/sh/sh.c (gen_block_redirect): Likewise.
4356 (split_branches): Likewise.
4357 * reorg.c (optimize_skip): Likewise.
4358 (fill_simple_delay_slots): Likewise.
4359 (fill_slots_from_thread): Likewise.
4360 (relax_delay_slots): Likewise.
4361 * resource.c (mark_target_live_regs): Likewise.
4363 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4365 * config/cris/cris.c (cris_asm_output_case_end): Change argument
4367 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
4368 (prev_nonnote_nondebug_insn): Likewise.
4369 * config/cris/cris-protos.h: Adjust prototype.
4371 * jump.c (rtx_renumbered_equal_p): Adjust.
4373 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4375 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
4376 * rtl.h: Adjust prototype.
4377 * config/sh/sh.md: Adjust.
4378 * dwarf2out.c (add_var_loc_to_decl): Likewise.
4380 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4382 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
4383 (prev_nondebug_insn): Likewise.
4384 * loop-doloop.c (doloop_condition_get): Likewise.
4385 * rtl.h: Adjust prototype.
4386 * cfgloop.h: Likewise.
4388 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4390 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
4391 (prev_nonnote_insn): Likewise.
4392 * jump.c (reversed_comparison_code_parts): Likewise.
4393 (reversed_comparison): Likewise.
4394 * rtl.h: Adjust prototypes.
4395 * config/arc/arc.md: Adjust.
4396 * cse.c (find_comparison_args): Likewise.
4397 * reorg.c (redundant_insn): Change return type to rtx_insn *.
4398 (fix_reg_dead_note): Change argument type to rtx_insn *.
4399 (delete_prior_computation): Likewise.
4400 (delete_computation): Likewise.
4401 (fill_slots_from_thread): Adjust.
4402 (relax_delay_slots): Likewise.
4403 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4404 (simplify_relational_operation_1): Likewise.
4405 (simplify_ternary_operation): Likewise.
4407 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4409 * config/arc/arc-protos.h (arc_label_align): Change type of
4410 variables from rtx to rtx_insn *.
4411 * config/arc/arc.c (arc_label_align): Likewise.
4412 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
4413 * config/bfin/bfin.c (workaround_speculation): Likewise.
4414 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
4415 (find_last_same_clock): Likewise.
4416 (reorg_split_calls): Likewise.
4417 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
4418 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
4419 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
4420 (same_cmp_following_p): Likewise.
4421 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
4422 (same_cmp_following_p): Likwise.
4423 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
4424 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
4425 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
4426 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
4427 (rl78_alloc_physical_registers_cmp): Likewise.
4428 (rl78_alloc_physical_registers_umul): Likewise.
4429 (rl78_calculate_death_notes): Likewise.
4430 * config/s390/s390-protos.h (s390_label_align): Likewise.
4431 * config/s390/s390.c (s390_label_align): Likewise.
4432 * config/sh/sh.c (barrier_align): Likewise.
4433 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
4434 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
4435 (emit_cbcond_nop): Likewise.
4437 2016-09-22 Martin Liska <mliska@suse.cz>
4440 * ipa-icf.c (sem_variable::merge): Yield merge operation if
4441 alias address matters, not necessarily address of original.
4443 2016-09-22 Richard Biener <rguenther@suse.de>
4446 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
4449 2016-09-22 Richard Biener <rguenther@suse.de>
4452 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
4453 from constant folding results.
4454 (gimple_resimplify2): Likewise.
4455 (gimple_resimplify3): Likewise.
4457 2016-09-22 Richard Biener <rguenther@suse.de>
4460 * expr.c (expand_expr_real_1): Guard array access against negative
4463 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4465 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
4467 (format_floating): Likewise.
4469 2016-09-22 Jakub Jelinek <jakub@redhat.com>
4472 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
4473 for all IFN_GOMP_SIMD_* internal fns, not just for
4474 IFN_GOMP_SIMD_ORDERED_*.
4476 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4479 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
4480 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
4481 instructions when you want to invert the test.
4482 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
4483 correct order for XXSEL.
4484 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
4485 for using XSCMP{EQ,GT,GE}DP.
4487 2016-09-21 David Malcolm <dmalcolm@redhat.com>
4489 * genconstants.c (main): Introduce noop_reader and convert call
4490 to read_md_files to a method call.
4491 * genenums.c (main): Likewise.
4492 * genmddeps.c (main): Likewise.
4493 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
4494 rtx_reader_ptr->get_top_level_filename ().
4495 (write_tm_preds_h): Likewise.
4496 (write_insn_preds_c): Likewise.
4497 * gensupport.c (class gen_reader): New subclass of rtx_reader.
4498 (rtx_handle_directive): Convert to...
4499 (gen_reader::handle_unknown_directive): ...this.
4500 (init_rtx_reader_args_cb): Convert return type from bool to
4501 rtx_reader *. Create a gen_reader instance, using it for the
4502 call to read_md_files. Return it if no errors occur.
4503 (init_rtx_reader_args): Convert return type from bool to
4505 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4506 (init_rtx_reader_args_cb): Likewise.
4507 * read-md.c (struct file_name_list): Move to class rtx_reader.
4508 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
4509 (read_md_filename): Delete in favor of
4510 rtx_reader::m_read_md_filename.
4511 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
4512 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
4513 (base_dir): Delete in favor of rtx_reader::m_base_dir.
4514 (first_dir_md_include): Delete in favor of
4515 rtx_reader::m_first_dir_md_include.
4516 (last_dir_md_include_ptr): Delete in favor of
4517 rtx_reader::m_last_dir_md_include_ptr.
4518 (max_include_len): Delete.
4519 (rtx_reader_ptr): New.
4520 (fatal_with_file_and_line): Use get_filename and get_lineno
4521 accessors of rtx_reader_ptr.
4522 (require_char_ws): Likewise.
4523 (rtx_reader::read_char): New method, based on ::read_char.
4524 (rtx_reader::unread_char): New method, based on ::unread_char.
4525 (read_escape): Use get_filename and get_lineno accessors of
4527 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
4528 (read_string): Use get_filename and get_lineno accessors of
4530 (rtx_reader::rtx_reader): New ctor.
4531 (rtx_reader::~rtx_reader): New dtor.
4532 (handle_include): Convert from a function to...
4533 (rtx_reader::handle_include): ...this method, converting
4534 handle_directive from a callback to a virtual function.
4535 (handle_file): Likewise, converting to...
4536 (rtx_reader::handle_file): ...this method.
4537 (handle_toplevel_file): Likewise, converting to...
4538 (rtx_reader::handle_toplevel_file): ...this method.
4539 (rtx_reader::get_current_location): New method.
4540 (parse_include): Convert from a function to...
4541 (rtx_reader::add_include_path): ...this method, dropping redundant
4542 update to unused max_include_len.
4543 (read_md_files): Convert from a function to...
4544 (rtx_reader::read_md_files): ...this method, converting
4545 handle_directive from a callback to a virtual function.
4546 (noop_reader::handle_unknown_directive): New method.
4547 * read-md.h (directive_handler_t): Delete this typedef.
4549 (read_md_file): Delete.
4550 (read_md_lineno): Delete.
4551 (read_md_filename): Delete.
4552 (class rtx_reader): New class.
4553 (rtx_reader_ptr): New decl.
4554 (class noop_reader): New subclass of rtx_reader.
4555 (read_char): Reimplement in terms of rtx_reader::read_char.
4556 (unread_char): Reimplement in terms of rtx_reader::unread_char.
4557 (read_md_files): Delete.
4558 * read-rtl.c (read_rtx_code): Update for deletion of globals
4559 read_md_filename and read_md_lineno.
4561 2016-09-21 Jason Merrill <jason@redhat.com>
4563 * input.h (from_macro_definition_at): New.
4565 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
4567 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
4569 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4571 PR tree-optimization/77550
4572 * tree-vect-stmts.c (create_array_ref): Change parameters.
4573 (get_group_alias_ptr_type): New function.
4574 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
4576 2016-09-21 Marek Polacek <polacek@redhat.com>
4578 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
4579 Add falls through comment.
4581 2016-09-21 Richard Biener <rguenther@suse.de>
4583 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
4584 (replace_child): Likewise.
4585 (remove_child_TAG): Adjust.
4586 (move_marked_base_types): Likewise.
4587 (prune_unused_types_prune): Clear die_sib of removed children.
4589 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
4592 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
4593 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
4595 2016-09-21 Richard Biener <rguenther@suse.de>
4597 PR tree-optimization/77648
4598 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
4600 (make_transitive_closure_constraints): Adjust comment.
4601 (make_any_offset_constraints): New function.
4602 (handle_rhs_call): Make sure to first expand a pointer to all
4603 subfields before transitively closing it.
4604 (handle_const_call): Likewise. Properly expand returned
4606 (handle_pure_call): Likewise.
4608 2016-09-21 Richard Biener <rguenther@suse.de>
4609 Jakub Jelinek <jakub@redhat.com>
4611 PR tree-optimization/77621
4612 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
4613 group at non-vectorizable stmts.
4615 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4617 PR tree-optimization/72835
4618 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
4619 (make_new_ssa_for_all_defs): Likewise.
4620 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
4622 2016-09-20 Martin Sebor <msebor@redhat.com>
4625 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
4626 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
4627 * config/linux.c (gnu_libc_printf_pointer_format): New function.
4628 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
4629 * config/sol2.c (solaris_printf_pointer_format): New function.
4630 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
4632 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
4633 * doc/tm.texi: Regenerate.
4634 * gimple-fold.h (get_range_strlen): New function.
4635 (get_maxval_strlen): Declare existing function.
4636 * gimple-fold.c (get_range_strlen): Add arguments and compute both
4637 maximum and minimum.
4638 (get_range_strlen): Define overload.
4639 (get_maxval_strlen): Adjust.
4640 * gimple-ssa-sprintf.c: New file and pass.
4641 * passes.def (pass_sprintf_length): Add new pass.
4642 * targhooks.h (default_printf_pointer_format): Declare new function.
4643 (gnu_libc_printf_pointer_format): Same.
4644 (solaris_libc_printf_pointer_format): Same.
4645 * targhooks.c (default_printf_pointer_format): Define new function.
4646 * tree-pass.h (make_pass_sprintf_length): Declare new function.
4647 * print-tree.c: Increase buffer size.
4649 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4651 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
4653 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4655 * common.opt: New option -fipa-vrp.
4656 * ipa-cp.c (ipa_get_vr_lat): New.
4657 (ipcp_vr_lattice::print): Likewise.
4658 (print_all_lattices): Call ipcp_vr_lattice::print.
4659 (ipcp_vr_lattice::meet_with): New.
4660 (ipcp_vr_lattice::meet_with_1): Likewise.
4661 (ipcp_vr_lattice::top_p): Likewise.
4662 (ipcp_vr_lattice::bottom_p): Likewsie.
4663 (ipcp_vr_lattice::set_to_bottom): Likewise.
4664 (set_all_contains_variable): Call VR set_to_bottom.
4665 (initialize_node_lattices): Init VR lattices.
4666 (propagate_vr_accross_jump_function): New.
4667 (propagate_constants_accross_call): Call
4668 propagate_vr_accross_jump_function.
4669 (ipcp_store_vr_results): New.
4670 (ipcp_driver): Handle VR.
4671 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
4672 (ipa_set_jf_unknown): Likewise.
4673 (ipa_compute_jump_functions_for_edge): Likewise.
4674 (ipa_node_params_t::duplicate): Likewise.
4675 (ipa_write_jump_function): Likewise.
4676 (ipa_read_jump_function): Likewise.
4677 (write_ipcp_transformation_info): Likewise.
4678 (read_ipcp_transformation_info): Likewise.
4679 (ipcp_update_vr): New.
4680 (ipcp_transform_function): Handle VR.
4681 * ipa-prop.h (struct ipa_vr): New.
4682 * cgraph.c: Include tree-vrp.h.
4683 * cgraphunit.c: Likewise.
4684 * ipa-utils.c: Likewise.
4687 * toplev.c: Likewise.
4688 * ipa-devirt.c: Likewise.
4689 * ipa-inline-transform.c: Likewise.
4690 * ipa-inline.c: Likewise.
4691 * ipa-profile.c: Likewise.
4693 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
4695 * doc/invoke.texi: Document -fdump-tree-evrp.
4696 * passes.def: Define new pass_early_vrp.
4697 * timevar.def: Define new TV_TREE_EARLY_VRP.
4698 * tree-pass.h (make_pass_early_vrp): New.
4699 * tree-ssa-propagate.c: Make replace_uses_in non static.
4700 * tree-ssa-propagate.h: Export replace_uses_in.
4701 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
4702 (extract_range_from_assert): Factor out
4703 extract_range_for_var_from_comparison_expr.
4704 (vrp_initialize_lattice): New.
4705 (vrp_initialize): Factor out vrp_initialize_lattice.
4706 (vrp_valueize): Fix it to reject complex value ranges.
4707 (vrp_free_lattice): New.
4708 (evrp_dom_walker::before_dom_children): Likewise.
4709 (evrp_dom_walker::after_dom_children): Likewise.
4710 (evrp_dom_walker::push_value_range): Likewise.
4711 (evrp_dom_walker::pop_value_range): Likewise.
4712 (execute_early_vrp): Likewise.
4713 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
4714 (make_pass_early_vrp): New.
4716 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4718 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
4719 instead of exact_log2.
4721 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
4724 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
4725 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
4726 (ix86_add_stmt_cost): Penalize DFmode vector operations
4727 for !TARGET_VECTORIZE_DOUBLE.
4729 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
4731 * doc/invoke.texi (Warning Options): Simplify language.
4732 (Optimize Options): Complete sentence.
4734 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
4736 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
4739 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
4742 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
4743 inits on power8 and above, use the VMRGEW instruction instead of a
4746 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
4747 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
4750 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4752 * config/aarch64/arm_neon.h
4753 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
4754 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
4755 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
4757 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4759 * config/var/vax.h (ELIMINABLE_REGS): Define.
4760 (INITIAL_ELIMINATION_OFFSET): Define.
4762 2016-09-20 Jakub Jelinek <jakub@redhat.com>
4765 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
4766 cast to void * if the cast is from some other pointer type.
4768 2016-09-20 Richard Biener <rguenther@suse.de>
4770 PR tree-optimization/77646
4771 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
4774 2016-09-20 Tamar Christina <tamar.christina@arm.com>
4776 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
4777 attributes to all inlined functions and make them extern.
4779 2016-09-20 Richard Biener <rguenther@suse.de>
4781 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
4783 * debug.c (do_nothing_debug_hooks): Adjust.
4784 * dbxout.c (dbx_debug_hooks): Likewise.
4785 * sdbout.c (sdb_debug_hooks): Likewise.
4786 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
4787 (dwarf2out_finish): Move producer, filename and
4789 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
4790 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
4792 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
4795 * doc/invoke.texi: Document -Wint-in-bool-context.
4798 * dwarf2out.c (output_loc_operands): Fix an assertion.
4800 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4802 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
4803 (CR_DECIMAL_DIG): New macro.
4805 2016-09-19 Joseph Myers <joseph@codesourcery.com>
4807 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
4810 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
4812 PR rtl-optimization/77416
4813 * lra-remat.c (operand_to_remat): Process hard coded insn
4816 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4818 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
4819 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
4821 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
4823 * target.def (lra_p): Wordsmithing.
4824 * doc/tm.texi: Regenerate.
4826 2016-09-19 Jakub Jelinek <jakub@redhat.com>
4827 Jan Hubicka <jh@suse.cz>
4830 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
4831 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
4832 Call ultimate_alias_target just once, not up to 4 times.
4834 2016-09-19 Richard Biener <rguenther@suse.de>
4836 * dwarf2out.c (early_dwarf_finished): New global.
4837 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
4839 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
4840 if called from LTO exit early.
4841 (dwarf2out_late_global_decl): When being during the early
4842 debug phase do not add locations but only const value attributes.
4843 Adjust the way we generate early DIEs for LTO.
4845 2016-09-19 Richard Biener <rguenther@suse.de>
4848 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
4849 proper niter to bound the loops.
4851 2016-09-19 Richard Biener <rguenther@suse.de>
4853 PR tree-optimization/77514
4854 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
4855 search for folded stmt.
4857 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
4859 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
4860 * tree-pass.h (make_pass_early_thread_jumps): Declare.
4861 * tree-ssa-threadbackward.c (fsm_find_thread_path,
4862 fsm_find_thread_path, profitable_jump_thread_path,
4863 fsm_find_control_statement_thread_paths,
4864 find_jump_threads_backwards): Add speed_p parameter.
4865 (pass_data_early_thread_jumps): New pass.
4866 (make_pass_early_thread_jumps): New function.
4868 2016-09-17 Andreas Schwab <schwab@suse.de>
4870 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
4871 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4873 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
4875 * recog.c (rest_of_handle_split_after_reload): Delete.
4876 (pass_split_after_reload::gate): New method.
4877 (pass_split_after_reload::execute): Call split_all_insns directly.
4879 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
4881 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
4882 parameters for functions taking long long arguments.
4884 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4887 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
4888 splat with truncate.
4890 2016-09-16 Jason Merrill <jason@redhat.com>
4892 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
4894 * hwint.c (exact_log2): Use pow2p_hwi.
4895 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
4896 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
4897 * builtins.c (get_object_alignment_2, get_object_alignment)
4898 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
4900 * calls.c (compute_argument_addresses, store_one_arg): Use
4902 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
4903 * combine.c (force_to_mode): Use least_bit_hwi.
4904 (contains_muldiv, find_split_point, combine_simplify_rtx)
4905 (simplify_if_then_else, simplify_set, force_to_mode)
4906 (if_then_else_cond, simplify_and_const_int_1)
4907 (simplify_compare_const): Use pow2p_hwi.
4908 * cse.c (fold_rtx): Use pow2p_hwi.
4909 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
4911 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
4912 (init_expmed_one_conv): Use pow2p_hwi.
4913 * expr.c (is_aligning_offset): Use pow2p_hwi.
4914 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
4915 (fold_binary_loc): Use pow2p_hwi.
4916 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
4917 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
4918 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
4919 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
4921 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
4922 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
4923 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
4924 * omp-low.c (oacc_loop_fixed_partitions)
4925 (oacc_loop_auto_partitions): Use least_bit_hwi.
4926 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
4927 * stor-layout.c (place_field): Use least_bit_hwi.
4928 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
4929 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
4930 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
4931 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
4932 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
4933 * tree-vect-data-refs.c (vect_analyze_group_access_1)
4934 (vect_grouped_store_supported, vect_grouped_load_supported)
4935 (vect_permute_load_chain, vect_shift_permute_load_chain)
4936 (vect_transform_grouped_load): Use pow2p_hwi.
4937 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
4938 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
4939 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
4941 * tsan.c (instrument_expr): Use least_bit_hwi.
4942 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
4944 2016-09-16 Andreas Schwab <schwab@suse.de>
4946 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
4948 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4950 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4953 * combine.c (rest_of_handle_combine): If any edges have been purged,
4954 free dominators if available.
4956 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4957 Eric Botcazou <ebotcazou@adacore.com>
4960 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
4961 through into expand_addsub_overflow after expand_neg_overflow.
4963 2016-09-15 David Malcolm <dmalcolm@redhat.com>
4965 * diagnostic-show-locus.c
4966 (selftest::test_fixit_insert_containing_newline): New function.
4967 (selftest::test_fixit_replace_containing_newline): New function.
4968 (selftest::diagnostic_show_locus_c_tests): Call the above.
4970 2016-09-15 Bin Cheng <bin.cheng@arm.com>
4972 PR tree-optimization/77503
4973 * tree-vect-loop.c (vectorizable_reduction): Record reduction
4974 code for CONST_COND_REDUCTION at analysis stage and use it at
4976 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4977 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4978 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4981 2016-09-15 Richard Biener <rguenther@suse.de>
4984 * fold-const.c (split_tree): Do not split constant ~X.
4986 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4988 PR rtl-optimization/77425
4989 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4993 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4994 use %qs instead of %s where desirable, use argument instead of arg in
4995 the diagnostic wording, add list of supported strategies and
4997 (ix86_option_override_internal): Emit target("m...") instead of
4998 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4999 -march/-mtune option diagnostic. Add list of supported arches/tunings
5000 and spellcheck hint. Remove prefix, suffix and sw variables, use
5001 main_args_p ? "..." : "..." in diagnostics to make translation
5004 2016-09-15 Richard Biener <rguenther@suse.de>
5006 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
5007 extra offset argument.
5008 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
5009 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
5010 to reflect new offset parameter.
5011 * doc/tm.texi: Regenerate.
5012 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5013 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
5015 (darwin_asm_output_dwarf_offset): Likewise.
5016 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
5018 (darwin_asm_output_dwarf_offset): Pass offset argument through.
5019 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
5020 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
5022 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
5025 * ipa-icf.c (set_alias_uids): New function.
5026 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
5027 all the merged variable's referring aliases.
5029 2016-09-15 Richard Biener <rguenther@suse.de>
5031 PR tree-optimization/77514
5032 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
5033 only forced_stmts sequence.
5035 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
5037 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
5038 * cfgexpand.c (update_alias_info_with_stack_vars): Use
5039 FOR_EACH_SSA_NAME to iterate over SSA variables.
5040 (pass_expand::execute): Likewise.
5041 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
5042 * tree-cfg.c (dump_function_to_file): Likewise.
5043 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
5044 (update_ssa): Likewise.
5045 * tree-ssa-alias.c (dump_alias_info): Likewise.
5046 * tree-ssa-ccp.c (ccp_finalize): Likewise.
5047 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
5048 (create_outofssa_var_map): Likewise.
5049 (coalesce_ssa_name): Likewise.
5050 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
5051 * tree-ssa-pre.c (compute_avail): Likewise.
5052 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
5053 (scc_vn_restore_ssa_info): Likewise.
5054 (free_scc_vn): Likwise.
5055 (run_scc_vn): Likewise.
5056 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
5057 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
5058 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5059 * tree-ssa.c (verify_ssa): Likewise.
5061 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
5063 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
5064 and mips64r2 as default 32-bit and 64-bit architectures.
5065 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
5066 as default 32-bit and 64-bit architectures.
5068 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
5070 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
5073 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5075 * target.def (lra_p): Change commentary (for the manual) for the
5077 * doc/tm.texi: Regenerate.
5079 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5081 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
5082 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
5083 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
5084 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
5086 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5088 * targhooks.c (default_lra_p): Return true instead of false.
5090 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
5092 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
5093 hook_bool_void_false.
5094 * config/avr/avr.c: Ditto.
5095 * config/bfin/bfin.c: Ditto.
5096 * config/c6x/c6x.c: Ditto.
5097 * config/cr16/cr16.c: Ditto.
5098 * config/cris/cris.c: Ditto.
5099 * config/epiphany/epiphany.c: Ditto.
5100 * config/fr30/fr30.c: Ditto.
5101 * config/frv/frv.c: Ditto.
5102 * config/h8300/h8300.c: Ditto.
5103 * config/ia64/ia64.c: Ditto.
5104 * config/iq2000/iq2000.c: Ditto.
5105 * config/lm32/lm32.c: Ditto.
5106 * config/m32c/m32c.c: Ditto.
5107 * config/m32r/m32r.c: Ditto.
5108 * config/m68k/m68k.c: Ditto.
5109 * config/mcore/mcore.c: Ditto.
5110 * config/microblaze/microblaze.c: Ditto.
5111 * config/mmix/mmix.c: Ditto.
5112 * config/mn10300/mn10300.c: Ditto.
5113 * config/moxie/moxie.c: Ditto.
5114 * config/msp430/msp430.c: Ditto.
5115 * config/nios2/nios2.c: Ditto.
5116 * config/nvptx/nvptx.c: Ditto.
5117 * config/pa/pa.c: Ditto.
5118 * config/pdp11/pdp11.c: Ditto.
5119 * config/rl78/rl78.c: Ditto.
5120 * config/sparc/sparc.c: Ditto.
5121 * config/spu/spu.c: Ditto.
5122 * config/stormy16/stormy16.c: Ditto.
5123 * config/tilegx/tilegx.c: Ditto.
5124 * config/tilepro/tilepro.c: Ditto.
5125 * config/v850/v850.c: Ditto.
5126 * config/vax/vax.c: Ditto.
5127 * config/visium/visium.c: Ditto.
5128 * config/xtensa/xtensa.c: Ditto.
5130 2016-09-14 Jakub Jelinek <jakub@redhat.com>
5133 * tsan.c: Include target.h.
5134 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
5135 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
5136 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
5137 BUILT_IN_ATOMIC_TEST_AND_SET entries.
5138 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
5140 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
5141 Martin Liska <mliska@suse.cz>
5144 * predict.c (force_edge_cold): Add braces to a condition.
5146 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
5148 PR rtl-optimization/77289
5149 * lra-constraints.c (get_final_hard_regno): Removed.
5150 (get_hard_regno): Add new parameter final_p.
5151 (get_reg_class): Directly call lra_get_elimination_hard_regno.
5152 (operands_match_p): Adjust call to get_hard_regno.
5153 (uses_hard_regs_p): Likewise.
5154 (process_alt_operands): Likewise.
5156 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
5159 * config/msp430/msp430.c (msp430_start_function): Emit an error
5160 if a function is both weak and specifies an interrupt number.
5162 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5164 PR tree-optimization/77454
5165 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
5166 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
5169 2016-09-13 Tamar Christina <tamar.christina@arm.com>
5171 * config/aarch64/aarch64-builtins.c
5172 (aarch64_init_simd_builtins): Fix builtin type signature printing.
5174 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
5176 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
5177 SFmode and SCmode arguments by reference.
5179 2016-09-13 David Malcolm <dmalcolm@redhat.com>
5181 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
5183 (selftest::test_one_liner_fixit_insert_before): ...this, and update
5184 for renaming of add_fixit_insert to add_fixit_insert_before.
5185 (selftest::test_one_liner_fixit_insert_after): New function.
5186 (selftest::test_one_liner_fixit_validation_adhoc_locations):
5187 Update for renaming of add_fixit_insert to add_fixit_insert_before.
5188 (selftest::test_one_liner_many_fixits): Likewise.
5189 (selftest::test_diagnostic_show_locus_one_liner): Update for
5190 renaming, call new test function.
5191 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
5192 renaming of add_fixit_insert to add_fixit_insert_before.
5193 (selftest::test_fixit_consolidation): Likewise.
5194 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
5196 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
5197 (selftest::test_applying_fixits_insert_before): ...this.
5198 (selftest::test_applying_fixits_insert): Update for renaming of
5199 add_fixit_insert to add_fixit_insert_before.
5200 (selftest::test_applying_fixits_insert_after): New function.
5201 (selftest::test_applying_fixits_insert_after_at_line_end): New
5203 (selftest::test_applying_fixits_insert_after_failure): New function.
5204 (selftest::test_applying_fixits_multiple): Update for renaming of
5205 add_fixit_insert to add_fixit_insert_before.
5206 (selftest::change_line): Likewise.
5207 (selftest::test_applying_fixits_unreadable_file): Likewise.
5208 (selftest::test_applying_fixits_line_out_of_range): Likewise.
5209 (selftest::test_applying_fixits_column_validation): Likewise.
5210 (selftest::test_applying_fixits_column_validation): Likewise.
5211 (selftest::edit_context_c_tests): Update for renamed test function;
5212 call new test functions.
5214 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
5216 PR tree-optimization/77536
5217 PR rtl-optimization/68212
5218 * config/rs6000/rs6000.md (div->recip splitter): Remove
5219 optimize_insn_for_speed_p condition.
5221 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
5223 * optabs.c (prepare_cmp_insn): Update documentation comment.
5225 2016-09-13 Jakub Jelinek <jakub@redhat.com>
5226 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5229 * opts.h (candidates_list_and_hint): Declare.
5230 * opts-common.c (candidates_list_and_hint): New function.
5231 (cmdline_handle_error): Use it.
5233 2016-09-12 David Malcolm <dmalcolm@redhat.com>
5235 * edit-context.c (edited_line::get_len): New accessor.
5236 (edited_file::print_diff): Split out hunk-printing into...
5237 (edited_file::print_diff_hunk): New method.
5238 (edited_file::print_diff_line): New method.
5240 2016-09-12 Andrew Pinski <apinski@cavium.com>
5242 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
5244 * config/aarch64/aarch64.c (thunderx_tunings): Enable
5245 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
5246 (aarch64_operands_ok_for_ldpstp): Return false if
5247 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
5248 was SImode and the alignment is less than 8 byte.
5249 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
5251 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
5254 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
5256 2016-09-12 Marek Polacek <polacek@redhat.com>
5258 * doc/extend.texi: Use lowercase "boolean".
5259 * doc/invoke.texi: Likewise.
5260 * doc/md.texi: Likewise.
5261 * target.def: Likewise.
5262 * doc/tm.texi: Regenerated.
5264 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5267 * expmed.c (synth_mult): Delete duplicate mode check.
5269 2016-09-10 Tom de Vries <tom@codesourcery.com>
5272 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
5274 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
5275 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
5277 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
5279 PR rtl-optimization/77289
5280 * lra-constraints.c (get_final_hard_regno): Add support for non hard
5281 register numbers. Remove support for subregs.
5282 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
5283 (get_reg_class): Delete removed get_final_hard_regno() argument.
5284 (uses_hard_regs_p): Call get_final_hard_regno().
5286 2016-09-09 Martin Sebor <msebor@redhat.com>
5290 * pretty-print.c (pp_quoted_string): New function.
5291 (pp_format): Call it for %c and %s directives.
5293 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
5295 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
5296 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
5297 INITIAL_ELIMINATION_OFFSET) : Update documentation.
5298 * target.def (frame_pointer_required, can_eliminate): Likewise.
5299 * doc/tm.texi: Regenerated.
5300 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
5302 * df-scan.c (df_hard_reg_init): Likewise.
5303 * ira.c (ira_setup_eliminable_regset): Likewise.
5304 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
5305 init_elim_table): Likewise.
5306 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
5307 set_initial_elim_offsets, update_eliminables,
5308 init_elim_table): Likewise.
5309 * rtlanal.c (get_initial_register_offset): Likewise.
5310 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5311 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5312 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5313 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
5314 * config/fr30/fr30.h: Fix comment.
5315 * config/frv/frv.c: Likewise.
5316 * config/frv/frv.h: Likewise.
5317 * config/ft32/ft32.h: Likewise.
5318 * config/visium/visium.h: Likewise.
5319 * config/pa/pa64-linux.h: Likewise.
5320 * config/v850/v850.h: Likewise.
5321 * config/cris/cris.c: Likewise.
5322 * config/ia64/ia64.h: Likewise.
5323 * config/moxie/moxie.h: Likewise.
5324 * config/m32r/m32r.h: Likewise.
5326 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
5329 * config.in: Regenerate.
5330 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
5332 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
5333 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
5334 static-libmpxwrappers case.
5335 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
5336 MPX_LD_AS_NEEDED_GUARD_POP.
5337 * configure: Regenerate.
5338 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
5339 defined if linker support "--push-state"/"--pop-state".
5341 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
5343 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
5345 2016-09-09 Joseph Myers <joseph@codesourcery.com>
5347 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
5348 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
5349 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
5350 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
5351 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
5352 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
5353 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
5355 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
5356 width macros from TS 18661-1.
5357 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
5359 2016-09-08 Jakub Jelinek <jakub@redhat.com>
5362 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
5363 OMP_CLAUSE_SAFELEN_EXPR.
5365 2016-09-07 David Malcolm <dmalcolm@redhat.com>
5367 * Makefile.in (OBJS): Add substring-locations.o.
5368 * langhooks-def.h (class substring_loc): New forward decl.
5369 (lhd_get_substring_location): New decl.
5370 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
5371 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
5372 * langhooks.c (lhd_get_substring_location): New function.
5373 * langhooks.h (class substring_loc): New forward decl.
5374 (struct lang_hooks): Add field get_substring_location.
5375 * substring-locations.c: New file, taking definition of
5376 format_warning_va and format_warning_at_substring from
5377 c-family/c-format.c, making them non-static.
5378 * substring-locations.h (class substring_loc): Move class here
5379 from c-family/c-common.h. Add and rewrite comments.
5380 (format_warning_va): New decl.
5381 (format_warning_at_substring): New decl.
5382 (get_source_location_for_substring): Add comment.
5384 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
5386 * config/i386/i386.c: Add 'U' suffix to processor feature bits
5387 to avoid -Wnarrowing warning.
5388 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
5389 * opts.c: Likewise for SANITIZER_OPT bitmasks.
5391 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
5393 * config/aarch64/aarch64.c (aarch64_legitimize_address):
5394 Avoid use of base_offset if offset already in range.
5396 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
5398 * config/sh/sh-protos.h (struct sh_atomic_model,
5399 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5400 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5401 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
5402 * config/sh/sh.h (struct sh_atomic_model,
5403 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
5404 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
5405 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
5406 Guard with __cplusplus.
5408 2016-09-06 Jakub Jelinek <jakub@redhat.com>
5411 * config/i386/i386.c (ix86_expand_builtin): For builtin with
5412 unsupported or unknown ISA, use expand_call.
5414 2016-09-06 Martin Liska <mliska@suse.cz>
5416 PR gcov-profile/77378
5417 PR gcov-profile/77466
5418 * tree-profile.c (tree_profiling): Detect whether target can use
5419 -fprofile-update=atomic.
5421 2016-09-06 Richard Biener <rguenther@suse.de>
5423 PR tree-optimization/77479
5424 * tree-vrp.c (update_value_range): Extend overflow handling to
5427 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5430 * config/i386/i386.md (isa): Add x64_avx512bw.
5431 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
5432 (kmov_isa): New mode attr.
5433 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
5434 (*zero_extend<mode>si2): Likewise.
5435 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
5437 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
5439 * doc/invoke.texi (SPU Options): nops -> NOPs.
5440 (x86 Options): Ditto.
5442 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5445 * toplev.c (process_options): Temporarily set input_location
5446 to UNKNOWN_LOCATION around targetm.target_option.override () call.
5448 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
5450 PR rtl-optimization/77452
5451 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
5452 inner-mode reference to a CONST_VECTOR constant in the constant pool.
5454 2016-09-05 Marek Polacek <polacek@redhat.com>
5457 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
5459 2016-09-05 Jakub Jelinek <jakub@redhat.com>
5462 * gensupport.c (alter_output_for_subst_insn): Remove redundant
5463 *insn_out == '*' test. Don't copy unnecessary to yet another
5464 memory buffer, and don't leak it.
5466 PR rtl-optimization/77425
5467 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
5469 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
5471 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
5473 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5475 * common.opt (fdiagnostics-generate-patch): New option.
5476 * diagnostic.c: Include "edit-context.h".
5477 (diagnostic_initialize): Initialize context->edit_context_ptr.
5478 (diagnostic_finish): Delete context->edit_context_ptr.
5479 (diagnostic_report_diagnostic): Add fix-it hints from the
5480 diagnostic to context->edit_context_ptr, if any.
5481 * diagnostic.h (class edit_context): Add forward decl.
5482 (struct diagnostic_context): Add field "edit_context_ptr".
5483 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
5484 -fdiagnostics-generate-patch.
5485 (-fdiagnostics-generate-patch): New item.
5486 * toplev.c: Include "edit-context.h".
5487 (process_options): Set global_dc->edit_context_ptr to a new
5488 edit_context if the options need one.
5489 (toplev::main): Handle -fdiagnostics-generate-patch by using
5490 global_dc->edit_context_ptr.
5492 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5495 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
5496 map and firstprivate clauses on target construct for _Atomic
5498 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
5499 on target construct for _Atomic qualified decls.
5500 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
5502 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
5503 _Atomic qualified arguments not mentioned in uniform clause.
5505 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5507 * Makefile.in (OBJS-libcommon): Add edit-context.o.
5508 * diagnostic-color.c (color_dict): Add "diff-filename",
5509 "diff-hunk", "diff-delete", and "diff-insert".
5510 (parse_gcc_colors): Update default value of GCC_COLORS in comment
5511 to reflect above changes.
5512 * doc/invoke.texi (-fdiagnostics-color): Update description of
5513 default GCC_COLORS, and of the supported capabilities.
5514 * edit-context.c: New file.
5515 * edit-context.h: New file.
5516 * input.c (struct fcache): Add field "missing_trailing_newline".
5517 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
5519 (add_file_to_cache_tab): Likewise.
5520 (fcache::fcache): Likewise.
5521 (get_next_line): Update c->missing_trailing_newline.
5522 (location_missing_trailing_newline): New function.
5523 * input.h (location_missing_trailing_newline): New decl.
5524 * selftest-run-tests.c (selftest::run_tests): Call
5525 edit_context_c_tests.
5526 * selftest.h (edit_context_c_tests): New decl.
5528 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5529 Richard Biener <rguenth@suse.de>
5531 PR tree-optimization/77444
5532 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
5533 as steptype, remove redundant initialization.
5535 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5538 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
5539 (sanopt_optimize_walker): Optimize away
5540 __asan_before_dynamic_init (...) followed by
5541 __asan_after_dynamic_init () without intervening memory loads/stores.
5542 * ipa-pure-const.c (special_builtin_state): Handle
5543 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
5544 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
5546 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5548 * cfg.c (free_original_copy_tables): Replace second assignment of
5549 bb_copy = NULL by bb_original = NULL.
5551 2016-09-02 Jakub Jelinek <jakub@redhat.com>
5554 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
5555 assignment added in r216794.
5557 2016-09-02 David Malcolm <dmalcolm@redhat.com>
5559 * Makefile.in (OBJS): Add typed-splay-tree.o.
5560 * selftest-run-tests.c (selftest::run_tests): Call
5561 typed_splay_tree_c_tests.
5562 * selftest.h (typed_splay_tree_c_tests): New decl.
5563 * typed-splay-tree.c: New file.
5564 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
5565 (typed_splay_tree::max): New method.
5566 (typed_splay_tree::min): New method.
5567 (typed_splay_tree::foreach): New method.
5568 (typed_splay_tree::closure): New struct.
5569 (typed_splay_tree::inner_foreach_fn): New function.
5571 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5573 * ipa-cp.c (ipcp_store_bits_results): Change option name from
5574 -fipa-cp-bit to -fipa-bit-cp.
5576 2016-09-01 Martin Sebor <msebor@redhat.com>
5578 PR tree-optimization/71831
5579 * tree-object-size.h: Return bool instead of the size and add
5580 argument for the size.
5581 * tree-object-size.c (compute_object_offset): Update signature.
5582 (addr_object_size): Same.
5583 (compute_builtin_object_size): Return bool instead of the size
5584 and add argument for the size. Handle POINTER_PLUS_EXPR when
5585 optimization is disabled.
5586 (expr_object_size): Adjust.
5587 (plus_stmt_object_size): Adjust.
5588 (pass_object_sizes::execute): Adjust.
5589 * builtins.c (fold_builtin_object_size): Adjust.
5590 * doc/extend.texi (Object Size Checking): Update.
5591 * ubsan.c (instrument_object_size): Adjust.
5593 2016-09-01 Martin Sebor <msebor@redhat.com>
5595 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
5596 it fits the output of the formatted function regardless of its
5598 * gcc/genmodes.c (parser::parse_expr): Same.
5599 * gimplify.c (gimplify_asm_expr): Same.
5600 * passes.c (pass_manager::register_one_dump_file): Same.
5601 * print-tree.c (print_node): Same.
5603 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5605 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
5607 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5609 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
5611 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5613 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
5614 * config/rs6000/vector.md: Ditto.
5615 * config/rs6000/vsx.md: Ditto.
5617 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5619 * ipa-inline-analysis.c (param_change_prob): Get to the base object
5622 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5624 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
5625 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
5626 *return_and_restore_gpregs_<mode>_r11,
5627 *return_and_restore_gpregs_<mode>_r12,
5628 *return_and_restore_gpregs_<mode>_r1,
5629 *return_and_restore_fpregs_<mode>_r11,
5630 *return_and_restore_fpregs_<mode>_r12,
5631 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
5632 directly instead of via the "l" constraint. Renumber operands.
5635 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5637 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
5638 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
5639 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
5640 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
5641 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
5642 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
5643 *call_value_nonlocal_darwin64, reload_macho_picbase,
5644 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
5645 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
5646 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
5647 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
5648 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
5649 *save_fpregs_<mode>_r1): Ditto.
5650 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
5651 *return_and_restore_gpregs_spe): Ditto.
5653 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
5655 * config/rs6000/rs6000.md
5656 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
5657 the use of the link register.
5658 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
5660 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5661 Michael Meissner <meissner@linux.vnet.ibm.com>
5664 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
5665 reg+reg addressing for TImode.
5666 (rs6000_legitimate_address_p): Only allow register indirect
5667 addressing for TImode, even without TARGET_QUAD_MEMORY.
5669 2016-09-01 Richard Biener <rguenther@suse.de>
5672 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
5673 check whether the result fits the desired result type.
5675 2016-09-01 Nathan Sidwell <nathan@acm.org>
5677 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
5679 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
5681 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
5683 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
5685 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5687 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
5688 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
5689 for comparisons of integer ZERO_EXTEND against zero.
5691 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
5693 * config/i386/i386.c (ix86_option_override_internal): Also disable the
5694 STV pass if -mstackrealign is enabled.
5696 2016-08-31 Ilya Verbin <iverbin@gmail.com>
5698 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
5701 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5703 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
5704 (layout_range::intersects_line_p): New method.
5705 (test_range_contains_point_for_single_point): Rename to...
5706 (test_layout_range_for_single_point): ...this, and add testing
5707 for layout_range::intersects_line_p.
5708 (test_range_contains_point_for_single_line): Rename to...
5709 (test_layout_range_for_single_line): ...this, and add testing
5710 for layout_range::intersects_line_p.
5711 (test_range_contains_point_for_multiple_lines): Rename to...
5712 (test_layout_range_for_multiple_lines): ...this, and add testing
5713 for layout_range::intersects_line_p.
5714 (layout::layout): Populate m_fixit_hints.
5715 (layout::get_expanded_location): Handle the case of a line-span
5717 (layout::validate_fixit_hint_p): New method.
5718 (get_line_span_for_fixit_hint): New function.
5719 (layout::calculate_line_spans): Add spans for fixit-hints.
5720 (layout::should_print_annotation_line_p): New method.
5721 (layout::print_any_fixits): Drop param "richloc", instead using
5722 validated fixits in m_fixit_hints. Add "const" to hint pointers.
5723 (diagnostic_show_locus): Avoid printing blank annotation lines.
5724 (selftest::test_diagnostic_context::test_diagnostic_context):
5725 Initialize show_column and start_span.
5726 (selftest::test_diagnostic_context::start_span_cb): New static
5728 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
5729 (selftest::diagnostic_show_locus_c_tests): Update for function
5730 renamings. Call test_diagnostic_show_locus_fixit_lines.
5732 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5734 PR tree-optimization/73714
5735 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
5737 2016-08-31 David Malcolm <dmalcolm@redhat.com>
5739 * selftest.c: Move "namespace selftest {" to top of file,
5740 removing explicit "selftest::" qualifiers throughout.
5742 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
5744 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
5746 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
5747 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
5748 Replace builtin with vector extension.
5749 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
5751 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
5752 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
5753 Replace builtin with vector extension.
5754 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
5755 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
5756 Replace builtin with vector extension.
5757 * config/i386/xmmintrin.h (__m128_u): New type.
5758 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
5759 (_mm_load_ps, _mm_store_ps): Simplify.
5761 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
5763 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
5765 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5767 * diagnostic-show-locus.c (colorizer::begin_state): Support more
5768 than 3 ranges per diagnostic by alternating between color 1 and
5770 (layout::layout): Replace use of rich_location::MAX_RANGES
5771 with richloc->get_num_locations ().
5772 (layout::calculate_line_spans): Replace use of
5773 rich_location::MAX_RANGES with m_layout_ranges.length ().
5774 (layout::print_annotation_line): Handle arbitrary numbers of
5775 ranges in caret-printing by defaulting to '^'.
5776 (selftest::test_one_liner_many_fixits): New function.
5777 (test_diagnostic_show_locus_one_liner): Call it.
5778 * diagnostic.c (diagnostic_initialize): Update for renaming
5779 of rich_location::MAX_RANGES to
5780 rich_location::STATICALLY_ALLOCATED_RANGES.
5781 * diagnostic.h (struct diagnostic_context): Likewise.
5783 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5785 * selftest.c (selftest::named_temp_file::named_temp_file): New
5787 (selftest::temp_source_file::~temp_source_file): Move to...
5788 (selftest::named_temp_file::~named_temp_file): ...here.
5789 (selftest::test_named_temp_file): New function.
5790 (selftest::selftest_c_tests): Call test_named_temp_file.
5791 * selftest.h (class named_temp_file): New class.
5792 (class temp_source_file): Convert to a subclass of named_temp_file.
5794 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
5796 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
5797 USEs of LR_REGNO in returns and sibcalls.
5798 (rs6000_output_mi_thunk): Similar.
5799 (rs6000_sibcall_aix): Similar.
5800 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
5801 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
5802 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
5803 Remove the USE of LR_REGNO from the patterns as well. Delete an
5805 (return_internal_<mode>): Delete.
5807 2016-08-30 Tamar Christina <tamar.christina@arm.com>
5809 * gcc/config/aarch64/aarch64-simd.md
5810 (aarch64_ld2<mode>_dreg_le): New.
5811 (aarch64_ld2<mode>_dreg_be): New.
5812 (aarch64_ld2<mode>_dreg): Removed.
5813 (aarch64_ld3<mode>_dreg_le): New.
5814 (aarch64_ld3<mode>_dreg_be): New.
5815 (aarch64_ld3<mode>_dreg): Removed.
5816 (aarch64_ld4<mode>_dreg_le): New.
5817 (aarch64_ld4<mode>_dreg_be): New.
5818 (aarch64_ld4<mode>_dreg): Removed.
5819 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
5821 2016-08-30 David Malcolm <dmalcolm@redhat.com>
5823 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
5824 redundant location param.
5825 (test_one_liner_fixit_remove): Likewise.
5826 (test_one_liner_fixit_replace): Likewise.
5827 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
5828 * gcc-rich-location.c
5829 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
5830 get_range_from_loc. Drop overload taking a const char *.
5831 * gcc-rich-location.h
5832 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
5835 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5837 * config/linux.c (linux_libc_has_function): Return true on musl.
5839 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
5841 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
5843 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
5845 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
5846 used for abnormal egdes.
5848 2016-08-30 Jakub Jelinek <jakub@redhat.com>
5850 PR tree-optimization/72866
5851 * tree-vect-patterns.c (search_type_for_mask): Turn into
5852 a small wrapper, move all code to ...
5853 (search_type_for_mask_1): ... this new function. Add caching
5854 and adjust recursive calls.
5857 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
5858 instead of lookup_type_die (type_main_variant (type)) even for array
5862 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
5863 constant pool reference return x instead of c.
5865 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
5867 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
5870 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5873 (selftest::test_make_location_nonpure_range_endpoints): Fix
5876 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5878 * diagnostic-show-locus.c
5879 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
5881 (selftest::test_diagnostic_show_locus_one_liner): Call it.
5882 * input.c (get_pure_location): Move to libcpp/line-map.c.
5883 * input.h (get_pure_location): Convert decl to an inline function
5884 calling implementation in libcpp.
5886 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
5889 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
5890 template for intel asm dialect.
5891 (vec_set_hi_<mode><mask_name>): Ditto.
5893 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5895 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
5896 (selftest::fail_formatted): Likewise.
5898 2016-08-29 David Malcolm <dmalcolm@redhat.com>
5900 * input.c (make_location): Call get_start and get_finish
5901 on the endpoints to avoid storing packed ranges or ad-hoc
5903 (selftest::test_make_location_nonpure_range_endpoints): New function.
5904 (selftest::input_c_tests): Call it.
5905 * input.h (get_start): New inline function.
5907 2016-08-29 Tom de Vries <tom@codesourcery.com>
5910 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
5913 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
5915 * Makefile.in (gcov-iov.h): Add dummy recipe.
5917 2016-08-29 Nathan Sidwell <nathan@acm.org>
5919 * config/nvptx/nvptx.c: #include tree-vrp.h.
5921 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
5924 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
5925 HIGH+LO construct during reload.
5927 2016-08-28 Tom de Vries <tom@codesourcery.com>
5930 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
5931 'sysv_abi va_list' attribute.
5932 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
5933 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
5936 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5938 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
5939 * emit-rtl.c (unshare_all_rtl_1): Adjust.
5940 (unshare_all_rtl_again): Likewise.
5941 * function.c (assign_stack_local_1): Likewise.
5942 (assign_stack_temp_for_type): Likewise.
5944 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5946 * cfgbuild.c (make_edges): Adjust.
5947 * cfgrtl.c (can_delete_label_p): Likewise.
5948 * dwarf2cfi.c (create_trace_edges): Likewise.
5949 * except.c (sjlj_emit_dispatch_table): Likewise.
5950 * function.h (struct expr_status): make x_forced_labels a vector.
5951 * jump.c (rebuild_jump_labels_1): Adjust.
5952 * reload1.c (set_initial_label_offsets): Likewise.
5953 * stmt.c (force_label_rtx): Likewise.
5954 (expand_label): Likewise.
5956 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5958 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5960 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
5962 PR tree-optimization/71077
5963 PR tree-optimization/68542
5964 * fold-const.c (fold_relational_const): Fix folding of
5965 VECTOR_CST comparisons that have a scalar boolean result type.
5966 (selftest::test_vector_folding): New static function.
5967 (selftest::fold_const_c_tests): Call it.
5969 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5971 * doc/extend.texi (SPU Built-in Functions): Remove stale
5972 references to material formerly at IBM and Sony.
5974 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5977 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5979 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5981 * diagnostic-show-locus.c
5982 (selftest::test_fixit_consolidation): New function.
5983 (selftest::diagnostic_show_locus_c_tests): Call it.
5984 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5985 constructor based on source_range.
5987 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5989 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5991 (parse_gcc_colors): Update description of default GCC_COLORS.
5992 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5993 (colorizer::set_fixit_insert): New method.
5994 (colorizer::set_fixit_delete): New method.
5995 (colorizer::get_color_by_name): New method.
5996 (colorizer::STATE_FIXIT_INSERT): New constant.
5997 (colorizer::STATE_FIXIT_DELETE): New constant.
5998 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5999 fields in favor of new field "m_stop_color". Add fields
6000 "m_fixit_insert" and "m_fixit_delete".
6001 (colorizer::colorizer): Update for above changes. Replace
6002 colorize_start calls with calls to get_color_by_name.
6003 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
6004 STATE_FIXIT_DELETE. Update for field renamings.
6005 (colorizer::finish_state): Simplify by using m_stop_color,
6006 rather than multiple identical "*_ce" fields.
6007 (colorizer::get_color_by_name): New method.
6008 (layout::print_any_fixits): Print insertions and replacements
6009 using the "fixit-insert" color, and deletions using the
6010 "fixit-delete" color.
6011 * doc/invoke.texi (-fdiagnostics-color): Update description of
6012 default GCC_COLORS, and of the supported capabilities.
6014 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
6016 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
6017 current_function_static_stack_size variable with the static
6018 stack frame size of the current function when
6019 flag_stack_usage_info is enabled.
6021 2016-08-26 Nathan Sidwell <nathan@acm.org>
6023 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
6024 assignment inside if condition.
6026 2016-08-26 Richard Biener <rguenther@suse.de>
6028 PR tree-optimization/69047
6029 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
6030 extracts similar to what FRE does.
6031 (non_rewritable_mem_ref_base): Likewise.
6033 2016-08-26 Joseph Myers <joseph@codesourcery.com>
6035 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
6036 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
6037 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6038 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6039 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
6041 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6042 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6043 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6044 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
6045 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
6047 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6050 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
6051 reservation duration to 15 cycles.
6052 (cortex_a8_vfp_macs): Likewise.
6053 (cortex_a8_vfp_macd): Likewise.
6054 (cortex_a8_vfp_divs): Likewise.
6055 (cortex_a8_vfp_divd): Likewise.
6057 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6059 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
6060 (aarch_macro_fusion_pair_p): Use above to avoid early return.
6062 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6063 Martin Jambhor <mjambor@suse.cz>
6065 * common.opt: New option -fipa-bit-cp.
6066 * doc/invoke.texi: Document -fipa-bit-cp.
6067 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
6068 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
6069 * tree-ssa-ccp.h: New header file.
6070 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
6071 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
6072 Replace all occurences of tree parameter by two new params: signop, int.
6073 (bit_value_unop_1): Change to bit_value_unop and export it.
6074 Replace all occurences of tree parameter by two new params: signop,
6076 (bit_value_binop): Change call from bit_value_binop_1 to
6078 (bit_value_assume_aligned): Likewise.
6079 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
6080 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
6082 (ccp_finalize): Skip processing if val->mask == 0.
6083 * ipa-cp.c: Include tree-ssa-ccp.h
6084 (ipcp_bits_lattice): New class.
6085 (ipcp_param_lattice (bits_lattice): New member.
6086 (print_all_lattices): Call ipcp_bits_lattice::print.
6087 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
6088 (initialize_node_lattices): Likewise.
6089 (propagate_bits_accross_jump_function): New function.
6090 (propagate_constants_accross_call): Call
6091 propagate_bits_accross_jump_function.
6092 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
6093 (ipcp_store_bits_results): New function.
6094 (ipcp_driver): Call ipcp_store_bits_results.
6095 * ipa-prop.h (ipa_bits): New struct.
6096 (ipa_jump_func): Add new member bits of type ipa_bits.
6097 (ipa_param_descriptor): Change decl to decl_or_type.
6098 (ipa_get_param): Change decl to decl_or_type and assert on
6100 (ipa_get_type): New function.
6101 (ipcp_transformation_summary): New member bits.
6102 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
6103 (ipa_populate_param_decls): Likewise.
6104 (ipa_dump_param): Likewise.
6105 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
6107 (ipa_set_jf_unknown): Set ipa_bits::known to false.
6108 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
6110 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
6111 (ipa_write_jump_function): Add streaming for ipa_bits.
6112 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
6113 (write_ipcp_transformation_info): Add streaming for ipa_bits
6115 (read_ipcp_transfomration_info): Add support for reading streamed
6117 (ipcp_update_bits): New function.
6118 (ipcp_transform_function): Call ipcp_update_bits.
6120 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
6122 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
6123 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
6125 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
6127 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
6129 2016-08-25 Richard Biener <rguenther@suse.de>
6131 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
6132 Only add locations in late dwarf.
6133 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
6134 (dwarf2out_early_finish): But do it here.
6136 2016-08-24 Michael Collison <michael.collison@linaro.org>
6137 Michael Collison <michael.collison@arm.com>
6139 * config/arm/arm-modes.def: Add new condition code mode CC_V
6140 to represent the overflow bit.
6141 * config/arm/arm.c (maybe_get_arm_condition_code):
6142 Add support for CC_Vmode.
6143 (arm_gen_unlikely_cbranch): New function to generate common
6144 rtl conditional branches for overflow patterns.
6145 * config/arm/arm-protos.h: Add prototype for
6146 arm_gen_unlikely_cbranch.
6147 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
6148 addsi3_compareV_upper): New patterns to support signed
6149 builtin overflow add operations.
6150 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
6151 New patterns to support unsigned builtin add overflow operations.
6152 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
6153 builtin overflow subtract operations,
6154 (usubv<mode>4): New patterns to support unsigned builtin subtract
6155 overflow operations.
6156 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
6157 to support builtin overflow negate operations.
6159 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6162 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6164 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6165 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6168 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6170 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
6171 MULTILIB_OPTIONS should be used. Small wording fixes.
6172 * genmultilib: Memorize set of all option combinations in
6173 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
6174 found in MULTILIB_OPTIONS by checking if option set is listed in
6175 combination_space. Output new and existing error message to stderr.
6177 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
6179 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
6180 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
6181 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
6182 (MULTILIB_REUSE): Remove reuse rules for option set including
6183 -mfpu=fp-armv8 and -mfpu=vfpv4
6185 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
6187 * config/arm/t-rtems: Add vfp multilib.
6189 2016-08-23 Ian Lance Taylor <iant@golang.org>
6191 * config/s390/s390.c (s390_asm_file_start): Call
6194 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
6196 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
6197 initialization of all 0's to the 0 constant, instead of directly
6198 generating XOR. Add support for V4SImode vector initialization on
6199 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
6200 initialization. Change variables used in V4SFmode vector
6201 intialization. For V4SFmode vector splat on ISA 3.0, make sure
6202 any memory addresses are in index form. Add support for using
6203 VSPLTH/VSPLTB to initialize vector short and vector char vectors
6204 with all of the same element.
6205 (regno_or_subregno): New helper function to return a register
6206 number for either REG or SUBREG.
6207 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
6208 Use regno_or_subregno where possible.
6209 (rs6000_split_v4si_init_di_reg): New helper function to build up a
6210 DImode value from two SImode values in order to generate V4SImode
6211 vector initialization on 64-bit systems with direct move.
6212 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
6214 (rtx_is_swappable_p): V4SImode vector initialization insn is not
6216 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
6218 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
6219 attributes to initialize V8HImode and V16QImode vectors with the
6221 (VSX_SPLAT_COUNT): Likewise.
6222 (VSX_SPLAT_SUFFIX): Likewise.
6223 (UNSPEC_VSX_VEC_INIT): New unspec.
6224 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
6225 Allow SFmode values to come from Altivec registers.
6226 (vsx_init_v4si): New insn/split for V4SImode vector initialization
6227 on 64-bit systems with direct move.
6228 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
6229 vector initializations, to allow V4SImode vector initializations
6230 on 64-bit systems with direct move.
6231 (vsx_splat_v4si): Likewise.
6232 (vsx_splat_v4si_di): Likewise.
6233 (vsx_splat_v4sf): Likewise.
6234 (vsx_splat_v4sf_internal): Likewise.
6235 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
6237 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
6238 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
6239 initializing V8HImode and V16QImode vectors with the same
6241 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
6242 optimization if -maltivec=be.
6244 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
6246 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
6247 attribute for alternatives 3 and 4.
6249 2016-08-23 David Malcolm <dmalcolm@redhat.com>
6251 * selftest.c (selftest::assert_str_contains): New function.
6252 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
6253 * selftest.h (selftest::assert_str_contains): New decl.
6254 (ASSERT_STR_CONTAINS): New macro.
6256 2016-08-23 Richard Biener <rguenther@suse.de>
6258 PR tree-optimization/77286
6259 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
6261 (vect_transform_loop): Split exit edges of loop and scalar
6262 loop if required and at the appropriate time.
6264 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6266 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6267 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6269 Correct a typo in a comment.
6271 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6273 * config/s390/s390.md ("*andc_split"): New splitter for and with
6276 2016-08-23 Richard Biener <rguenther@suse.de>
6278 PR tree-optimization/27336
6279 * tree-vrp.c (infer_value_range): Handle stmts that can throw
6280 by looking for a non-EH edge.
6281 (process_assert_insertions_for): Likewise.
6283 2016-08-23 Richard Biener <rguenther@suse.de>
6286 * statistics.c (statistics_counter_event): Robustify against
6289 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
6291 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
6292 for targets amdfam10 and barcelona.
6294 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
6296 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
6297 (zero_extend<mode>di2): Ditto.
6298 (*zero_extend<mode>si2): Ditto.
6299 (*zero_extendqihi2): Ditto.
6301 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6304 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
6305 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
6307 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
6309 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
6310 identical consecutive elements.
6311 [SSA_NAME]: Print the name's def stmt on its own line. When printing
6312 the node's def stmt, avoid printing an unwanted trailing newline by
6313 replacing the call to print_gimple_stmt() with its inlined body and
6314 adjusting it to not set pp_needs_newline and to call pp_flush()
6315 instead of pp_newline_and_flush().
6317 2016-08-22 Joseph Myers <joseph@codesourcery.com>
6319 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
6320 (float32_type_node, float64_type_node, float32x_type_node)
6321 (float128x_type_node): New macros.
6322 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
6323 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
6324 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
6325 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
6326 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
6327 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
6328 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
6329 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
6330 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
6331 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
6332 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
6333 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
6334 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
6335 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
6336 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
6337 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
6338 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
6339 (copysign, fabs, huge_val, inf, nan, nans): Use it.
6340 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
6342 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
6343 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
6344 * doc/extend.texi (Other Builtins): Document these built-in
6346 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
6349 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
6351 * doc/install.texi (Binaries): www.opencsw.org now uses https.
6353 2016-08-22 Richard Biener <rguenther@suse.de>
6355 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
6357 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
6360 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
6361 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
6362 non-SSE2 athlons only, otherwise prefer SSE prefetches.
6364 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6366 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
6367 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
6368 (vrp_visit_switch_stmt): Likewise.
6369 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
6370 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
6371 (vrp_visit_stmt): Use extract_range_from_stmt.
6372 (vrp_visit_phi_node): Use extract_range_from_phi_node.
6374 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6376 * Makefile.in: Add tree-vrp.h to GTFILES.
6377 * gengtype.c (open_base_files): Add tree-vrp.h.
6378 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
6379 * builtins.c: Likewise.
6380 * fold-const.c: Likewise.
6381 * gimple-builder.c: Likewise.
6382 * gimple-laddress.c: Likewise.
6383 * hsa-gen.c: Likewise.
6384 * internal-fn.c: Likewise.
6386 * targhooks.c: Liewise,
6387 * tree-ssa-address.c: Likewise.
6388 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
6389 * tree-vrp.c (struct value_range): Move to tree-vrp.h
6390 * tree-vrp.h: New file.
6392 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
6394 PR tree-optimization/61839
6395 * tree-vrp.c (two_valued_val_range_p): New.
6396 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
6397 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
6398 Also Convert VAR BINOP CST where VAR is two-valued to
6399 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
6401 2016-08-19 David Malcolm <dmalcolm@redhat.com>
6403 * diagnostic-show-locus.c
6404 (layout::annotation_line_showed_range_p): New method.
6405 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
6406 Reimplement case fixit_hint::REPLACE to cover removals, and
6407 replacements where the range of the replacement isn't one
6408 of the ranges in the rich_location.
6409 (test_one_liner_fixit_replace): Likewise.
6410 (selftest::test_one_liner_fixit_replace_non_equal_range): New
6412 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
6414 (selftest::test_diagnostic_show_locus_one_liner): Call the new
6416 * diagnostic.c (print_parseable_fixits): Remove case
6419 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
6422 * config/i386/i386.c (ix86_option_override_internal): Remove
6423 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
6424 Enable SSE prefetch also for TARGET_PREFETCHWT1.
6425 Do not try to enable TARGET_PRFCHW ISA flag here.
6426 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
6427 Rewrite expander function body.
6428 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
6430 2016-08-19 Joseph Myers <joseph@codesourcery.com>
6433 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
6434 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
6435 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
6436 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
6437 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
6438 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
6439 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
6440 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
6441 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
6443 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
6445 (struct floatn_type_info): New structure type.
6446 (floatn_nx_types): New variable declaration.
6447 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
6448 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
6449 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
6450 * tree.c (floatn_nx_types): New variable.
6451 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
6452 corresponding complex types.
6453 * target.def (floatn_mode): New hook.
6454 * targhooks.c: Include "real.h".
6455 (default_floatn_mode): New function.
6456 * targhooks.h (default_floatn_mode): New prototype.
6457 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
6459 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
6460 effective-target and dg-add-options keywords.
6461 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
6462 Document new effective-target keywords.
6463 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
6464 * doc/tm.texi: Regenerate.
6465 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
6466 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
6467 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
6469 * real.h (struct real_format): Add field ieee_bits.
6470 * real.c (ieee_single_format, mips_single_format)
6471 (motorola_single_format, spu_single_format, ieee_double_format)
6472 (mips_double_format, motorola_double_format)
6473 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
6474 (ieee_extended_intel_128_format)
6475 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
6476 (mips_extended_format, ieee_quad_format, mips_quad_format)
6477 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
6478 (decimal_double_format, decimal_quad_format, ieee_half_format)
6479 (arm_half_format, real_internal_format: Initialize ieee_bits
6481 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
6482 float128_type_node. Set float80_type_node to float64x_type_node
6483 if appropriate and long_double_type_node not appropriate.
6484 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
6485 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
6486 Initialize ieee_bits field.
6487 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
6488 (rs6000_init_builtins): Set ieee128_float_type_node to
6490 (rs6000_floatn_mode): New function.
6492 2016-08-19 Jakub Jelinek <jakub@redhat.com>
6494 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
6495 _rdseed64_step): Uglify argument names and/or local variable names
6496 in inline functions.
6497 * config/i386/rtmintrin.h (_xabort): Likewise.
6498 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
6499 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
6500 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
6501 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
6502 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
6503 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
6504 _mm_maskz_ternarylogic_epi32): Likewise.
6505 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
6506 __lwpins32, __lwpins64): Likewise.
6507 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
6508 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
6509 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
6510 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
6511 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
6512 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
6513 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
6514 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
6515 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
6516 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
6517 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
6518 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
6519 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
6520 _mm256_mask_i64gather_epi32): Likewise.
6521 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6522 * config/i386/ia32intrin.h (__writeeflags): Likewise.
6523 * config/i386/pkuintrin.h (_wrpkru): Likewise.
6524 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
6525 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
6526 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
6527 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
6528 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
6529 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
6530 _mm512_mask_prefetch_i64scatter_ps): Likewise.
6531 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
6532 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
6533 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
6534 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
6535 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
6536 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
6537 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
6538 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
6540 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
6542 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
6543 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
6545 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
6546 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
6548 (_rdpkru_u32): Add space after function name.
6550 * config/i386/t-i386 (i386-c.o): Don't depend on
6551 i386-builtin-types.inc.
6552 (i386.o): Depend on i386-builtin-types.inc.
6554 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
6557 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
6558 Use const_vec_duplicate to check for duplicated elements.
6560 2016-08-19 Richard Biener <rguenther@suse.de>
6562 PR tree-optimization/77290
6563 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6564 Fix flag_tree_parallelize_loops check.
6566 2016-08-19 Richard Biener <rguenther@suse.de>
6568 * match.pd (x | 0 -> x): Add.
6570 2016-08-19 Richard Biener <rguenther@suse.de>
6572 PR tree-optimization/77286
6573 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
6574 Deal with virtual PHIs being out-of-order.
6576 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6578 * doc/invoke.texi (fverbose-asm): Note that source code lines
6579 are emitted, and provide an example.
6580 * final.c (asm_show_source): New function.
6581 (final_scan_insn): Call asm_show_source.
6583 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6585 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
6586 param with diagnostic_kind.
6587 (class colorizer): Similarly replace field m_diagnostic with
6589 (colorizer::colorizer): Replace diagnostic
6590 param with diagnostic_kind.
6591 (colorizer::begin_state): Update for above field change.
6592 (layout::layout): Replace diagnostic param with rich_location *
6593 and diagnostic_kind.
6594 (diagnostic_show_locus): Replace diagnostic param with richloc
6595 and diagnostic_kind.
6596 (class selftest::test_diagnostic_context): New class.
6597 (selftest::test_diagnostic_show_locus_unknown_location): New
6599 (selftest::test_one_liner_simple_caret): New function.
6600 (selftest::test_one_liner_caret_and_range): New function.
6601 (selftest::test_one_liner_multiple_carets_and_ranges): New
6603 (selftest::test_one_liner_fixit_remove): New function.
6604 (selftest::test_one_liner_fixit_replace): New function.
6605 (selftest::test_diagnostic_show_locus_one_liner): New function.
6606 (selftest::diagnostic_show_locus_c_tests): Call the new test
6608 * diagnostic.c (diagnostic_initialize): Initialize
6609 colorize_source_p, show_ruler_p and parseable_fixits_p.
6610 (default_diagnostic_finalizer): Update for change to
6611 diagnostic_show_locus.
6612 (diagnostic_append_note): Likewise.
6613 * diagnostic.h (diagnostic_show_locus): Replace
6614 const diagnostic_info * param with location * and diagnostic_t.
6616 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6618 * input.c (saved_line_table): New global.
6619 (class selftest::temp_line_table): Rename to line_table_test and
6620 move declaration to selftest.h, and drop field m_old_line_table.
6621 (selftest::temp_line_table::temp_line_table): Rename ctor to...
6622 (selftest::line_table_test::line_table_test): ...this. Add a
6623 default ctor. Store current value of line_table within
6625 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
6626 (selftest::line_table_test::~line_table_test): ...this, and
6627 restore line_table from the saved_line_table, rather than
6629 (selftest::test_accessing_ordinary_linemaps): Update for above
6631 (selftest::test_lexer): Likewise.
6632 (struct selftest::lexer_test): Likewise.
6633 (selftest::lexer_test::lexer_test): Likewise.
6634 (selftest::input_c_tests): Move the looping over test cases from
6636 (selftest::for_each_line_table_case): New function.
6637 * input.h (saved_line_table): New decl.
6638 * selftest.h (struct selftest::line_table_case): New forward decl.
6639 (class selftest::line_table_test): New class, moved here from
6640 selftest::temp_line_table in input.c, and renamed.
6641 (selftest::for_each_line_table_case): New decl.
6643 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
6646 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
6648 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
6651 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
6652 enclosing parallel construct for reduction variables on OpenACC loop
6655 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
6657 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
6658 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
6660 (function_to_dwarf_procedure): Update comment.
6662 2016-08-18 David Malcolm <dmalcolm@redhat.com>
6664 * input.c (diagnostics_file_cache_forcibly_evict_file): New
6666 * input.h (diagnostics_file_cache_forcibly_evict_file): New
6668 * selftest.c (selftest::temp_source_file::~temp_source_file):
6669 Evict m_filename from the diagnostic file cache.
6671 2016-08-18 Richard Biener <rguenther@suse.de>
6673 * tree-pass.h (make_pass_materialize_all_clones): Declare.
6674 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
6675 make_pass_materialize_all_clones): New simple IPA pass encapsulating
6676 clone materialization.
6677 * passes.def (all_late_ipa_passes): Start with
6678 pass_materialize_all_clones.
6679 * cgraphunit.c (symbol_table::compile): Remove call to
6680 materialize_all_clones.
6681 * tree-into-ssa.c: Include statistics.h.
6682 (update_ssa): Count number of times we do incremental/rewrite
6685 2016-08-18 Richard Biener <rguenther@suse.de>
6687 PR tree-optimization/77282
6688 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6689 When doing auto-parallelizing also prevent use of PHIs that
6690 carry dependences across loop backedges.
6692 2016-08-18 Tamar Christina <tamar.christina@arm.com>
6693 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6695 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
6697 2016-08-18 Richard Biener <rguenther@suse.de>
6699 * ssa-iterators.h (ssa_vuse_operand): New inline.
6700 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
6701 (predicate_all_scalar_phis): Use remove_phi_node to remove
6702 phi nodes predicated. Delay removing virtual PHIs.
6703 (predicate_mem_writes): Update virtual operands.
6704 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
6705 (tree_if_conversion): Do not rewrite virtual SSA form.
6706 * tree-phinodes.c (release_phi_node): Make static.
6707 * tree-phinodes.h (release_phi_node): Remove.
6709 2016-08-18 Jakub Jelinek <jakub@redhat.com>
6711 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
6712 codes that appear in bdesc_* arrays, instead include i386-builtin.def
6713 twice to define those.
6714 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
6715 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
6716 bdesc_multi_arg): Define by including i386-builtin.def the third time.
6717 * config/i386/i386-builtin.def: New file.
6719 2016-08-17 David Malcolm <dmalcolm@redhat.com>
6721 * input.c (get_source_range_for_char): Rename to...
6722 (selftest::get_source_range_for_char): ...this, and move within
6723 the #if CHECKING_P guard.
6724 (get_num_source_ranges_for_substring): Rename to...
6725 (selftest::get_num_source_ranges_for_substring): ...this, move
6726 within the #if CHECKING_P guard, and make static.
6727 (selftest::assert_num_substring_ranges): Initialize
6730 2016-08-18 Alan Modra <amodra@gmail.com>
6732 PR rtl-optimization/72771
6733 * reload.c (find_reloads): Don't assume that a subreg mem is OK
6734 when find_reloads_toplev returns address_reloaded==-1.
6735 (alternative_allows_const_pool_ref): Update comment.
6737 2015-08-17 Alan Hayward <alan.hayward@arm.com>
6739 PR tree-optimization/71752
6740 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
6741 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
6743 2016-08-17 Jakub Jelinek <jakub@redhat.com>
6745 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
6746 instead of testing ECF_NORETURN bit in gimple_call_flags.
6747 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
6748 * predict.c (tree_bb_level_predictions): Likewise.
6749 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
6752 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
6753 turning a call into __builtin_unreachable-like noreturn call, adjust
6754 gimple_call_set_fntype.
6755 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
6756 gimple_call_fntype has void return type.
6758 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
6760 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
6761 maybe_lookup_decl, to handle nested acc loop directives.
6763 2016-08-17 Richard Biener <rguenther@suse.de>
6765 PR tree-optimization/76490
6766 * tree-vrp.c (update_value_range): Preserve overflow infinities
6767 when intersecting with ranges from get_range_info.
6768 (operand_less_p): Handle overflow infinities correctly.
6769 (value_range_constant_singleton): Use vrp_operand_equal_p
6770 to handle overflow max/min correctly.
6771 (vrp_valueize): Likewise.
6772 (union_ranges): Likewise.
6773 (intersect_ranges): Likewise.
6774 (vrp_visit_phi_node): Improve iteration limitation to only
6775 apply when we'll possibly re-visit the PHI via a changed argument
6778 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
6780 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
6781 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
6782 rather than those that should not be built.
6784 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
6787 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
6789 2016-08-17 Richard Biener <rguenther@suse.de>
6791 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
6792 (verify_vssa): New function verifying virtual SSA form.
6793 (verify_ssa): Call it.
6794 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
6795 Do not apply loop-closed SSA handling to virtuals.
6796 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
6797 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
6798 when rewriting their symbol.
6799 (prepare_def_site_for): Likewise.
6800 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
6801 operands of moved stmts.
6803 2016-08-17 Richard Biener <rguenther@suse.de>
6805 PR tree-optimization/23855
6806 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
6807 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
6808 find guards to hoist. Do not update SSA form but rewrite virtuals
6809 into loop closed SSA.
6810 (find_loop_guard): Adjust to skip already hoisted guards. Do
6811 not mark virtuals for renaming or update SSA form.
6813 2016-08-17 Martin Liska <mliska@suse.cz>
6815 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
6816 a LONG_LONG_TYPE_SIZE comparison.
6817 * gcov-io.h: Remove macro definitions.
6818 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
6819 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
6822 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6824 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
6825 that builtins not mentioned in bdesc_* arrays come first, then
6826 the ones mentioned in bdesc_* arrays in the order they appear in
6827 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
6828 IX86_BUILTIN__BDESC_*_LAST enumerator.
6829 (bdesc_mpx): Fix up a comment typo.
6830 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
6831 __builtin_ia32_vpcomneu[bwdq] builtins.
6832 (BDESC_VERIFY, BDESC_VERIFYS): Define.
6833 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
6834 enum ix86_builtins ordering.
6835 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
6836 for direct bdesc_* array member access instead of searching all the
6837 arrays until an fcode match is found.
6839 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
6841 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
6842 pattern as define_insn_and_split. Split insn before reload to
6844 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
6845 <shift_insn><mode>3_1.
6846 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
6847 <rotate_insn><mode>3_1.
6849 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6852 * input.c (get_source_range_for_substring): Rename to...
6853 (get_source_location_for_substring): ...this, adding param
6854 "caret_idx", and converting output param from source_range * to
6856 (get_source_range_for_char): New function.
6857 (get_num_source_ranges_for_substring): Update comment to reflect
6859 (assert_char_at_range): Update to use get_source_range_for_char
6860 rather than get_source_range_for_substring.
6861 (test_lexer_string_locations_concatenation_2): Likewise.
6862 * substring-locations.h (get_source_range_for_substring): Rename
6864 (get_source_location_for_substring): ...this, and adding param
6865 "caret_idx", and converting output param from source_range * to
6868 2016-08-16 David Malcolm <dmalcolm@redhat.com>
6870 * input.c (class selftest::temp_source_file): Move to
6872 (selftest::temp_source_file::temp_source_file): Move to
6874 (selftest::temp_source_file::~temp_source_file): Likewise.
6875 * selftest.c (selftest::temp_source_file::temp_source_file): Move
6877 (selftest::temp_source_file::~temp_source_file): Likewise.
6878 * selftest.h (class selftest::temp_source_file): Move here from
6881 2016-08-16 Jakub Jelinek <jakub@redhat.com>
6884 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
6885 inlining, add cgraph edge for the added __builtin_unreachable call.
6888 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
6889 only cast it to SHWI for the final comparison.
6891 2016-08-16 Martin Liska <mliska@suse.cz>
6893 PR gcov-profile/36412
6894 * doc/gcov.texi: Document --hash-filenames(-x).
6895 * gcov.c (print_usage): Add the option.
6896 (process_args): Process the option, sort options alphabetically.
6897 (md5sum_to_hex): New function.
6898 (make_gcov_file_name): Do the md5sum and append it to a
6901 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6903 PR tree-optimization/69848
6904 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
6905 and swtich operands to avoid additional NOT instruction.
6906 (vcond<v_cmp_mixed><mode>): Ditto.
6907 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6909 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
6911 * doc/install.texi (*-*-solaris2*): Adjust latest change.
6913 2016-08-16 Richard Biener <rguenther@suse.de>
6915 PR tree-optimization/76783
6916 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
6917 BB visited flags at start.
6919 2016-08-16 Bin Cheng <bin.cheng@arm.com>
6921 PR tree-optimization/72817
6922 PR tree-optimization/73450
6923 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
6924 multiple_of_p for adjusted IV.base.
6926 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
6929 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
6930 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
6931 for !flag_finite_math_only or flag_signed_zeros.
6932 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
6933 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
6934 depend on flag_finite_math_only.
6935 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
6937 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
6938 (*ieee_smin<mode>3): Ditto.
6939 (*ieee_smax<mode>3): Ditto.
6940 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
6941 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
6943 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
6944 depend on flag_finite_math_only.
6945 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
6946 (*mmx_<code>v2sf3): Remove.
6947 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
6948 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
6949 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
6951 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6953 PR rtl-optimization/73650
6954 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
6955 it is not a simple move.
6957 2016-08-15 Martin Liska <mliska@suse.cz>
6960 * gcc.c (do_spec_1): Call save_string with the right size.
6961 (save_string): Do an assert about string we copy.
6963 2016-08-15 Richard Biener <rguenther@suse.de>
6965 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
6966 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
6968 (pass_data_stv): Likewise.
6970 2016-08-15 Richard Biener <rguenther@suse.de>
6972 PR tree-optimization/73434
6973 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
6974 TBAA info on the base when forwarding a non-invariant address.
6976 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6978 * dwarf2out.c (struct checksum_attributes): Add
6979 at_string_length_bit_size and at_string_length_byte_size fields.
6980 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6981 and DW_AT_string_length_byte_size.
6982 (die_checksum_ordered): Handle at_string_length_bit_size and
6983 at_string_length_byte_size.
6984 (gen_array_type_die): For dwarf_version >= 5 emit
6985 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6986 (adjust_string_types): For dwarf_version >= 5 remove
6987 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6988 (resolve_addr): Likewise.
6991 * dwarf2out.c (string_types): New variable.
6992 (gen_array_type_die): Change early_dwarf handling of
6993 DW_AT_string_length, create DW_OP_call4 referencing the
6994 length var temporarily. Handle parameters that are pointers
6996 (adjust_string_types): New function.
6997 (gen_subprogram_die): Temporarily set string_types to local var,
6998 call adjust_string_types if needed.
6999 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
7001 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
7003 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
7005 * doc/install.texi (*-*-solaris2*): Fix version number and document
7006 requirement on GNU make for building libjava with the Solaris linker.
7008 2016-08-15 Martin Liska <mliska@suse.cz>
7009 Jakub Jelinek <jakub@redhat.com>
7011 PR tree-optimization/72824
7012 * tree-loop-distribution.c (const_with_all_bytes_same)
7013 <case VECTOR_CST>: Fix a typo.
7015 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
7018 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
7019 Renamed from _mm512_undefined_si512.
7020 (_mm_undefined_si512): New definition.
7022 2016-08-13 Richard Biener <rguenther@suse.de>
7024 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
7025 into PHIs and update the lattice for its def.
7027 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7030 * ubsan.c (instrument_si_overflow): Pass true instead of false
7032 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
7033 of bbs. Return TODO_cleanup_cfg if any returned true.
7035 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7037 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
7038 ISA 3.0 MTVSRDD instruction.
7039 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
7042 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
7044 PR tree-optimization/71083
7045 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
7046 bitfield access when possible.
7048 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
7051 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
7052 sign-changing cast from a shorter unsigned type to a wider
7055 2016-08-12 Jakub Jelinek <jakub@redhat.com>
7057 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
7058 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
7059 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
7061 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7063 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
7064 Correct costs for vec_construct.
7066 2016-08-12 Bin Cheng <bin.cheng@arm.com>
7068 PR tree-optimization/69848
7069 * tree-vectorizer.h (enum vect_def_type): New condition reduction
7070 type CONST_COND_REDUCTION.
7071 * tree-vect-loop.c (vectorizable_reduction): Support new condition
7072 reudction type CONST_COND_REDUCTION.
7074 2016-08-12 Richard Biener <rguenther@suse.de>
7076 PR tree-optimization/57326
7077 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
7078 returning an SSA name.
7079 (phi_translate_1): When fully_constant_expression returns a NAME
7080 make sure we have a leader for it.
7082 2016-08-12 Martin Liska <mliska@suse.cz>
7083 Adam Fineman <afineman@afineman.com>
7085 * gcov.c (process_file): Create .gcov file when .gcda
7088 2016-08-12 Marek Polacek <polacek@redhat.com>
7091 * alias.c (find_base_value): Adjust fall through comment.
7092 * cfgexpand.c (expand_debug_expr): Likewise.
7093 * combine.c (find_split_point): Likewise.
7094 (expand_compound_operation): Likewise. Add FALLTHRU.
7095 (make_compound_operation): Adjust fall through comment.
7096 (canon_reg_for_combine): Add FALLTHRU.
7097 (force_to_mode): Adjust fall through comment.
7098 (simplify_shift_const_1): Likewise.
7099 (simplify_comparison): Likewise.
7100 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
7102 * config/aarch64/predicates.md: Likewise.
7103 * config/i386/i386.c (function_arg_advance_32): Likewise.
7104 (ix86_gimplify_va_arg): Likewise.
7105 (print_reg): Likewise.
7106 (ix86_print_operand): Likewise.
7107 (ix86_build_const_vector): Likewise.
7108 (ix86_expand_branch): Likewise.
7109 (ix86_sched_init_global): Adjust fall through comment.
7110 (ix86_expand_args_builtin): Add FALLTHRU.
7111 (ix86_expand_builtin): Likewise.
7112 (ix86_expand_vector_init_one_var): Likewise.
7113 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
7114 (rs6000_adjust_cost): Likewise.
7115 (insn_must_be_first_in_group): Likewise.
7116 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
7117 * dbxout.c (dbxout_symbol): Adjust fall through comment.
7118 * df-scan.c (df_uses_record): Likewise.
7119 * dojump.c (do_jump): Add FALLTHRU.
7120 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
7122 (resolve_args_picking_1): Adjust fall through comment.
7123 (loc_list_from_tree_1): Likewise.
7124 * expmed.c (make_tree): Likewise.
7125 * expr.c (expand_expr_real_2): Add FALLTHRU.
7126 (expand_expr_real_1): Likewise. Adjust fall through comment.
7127 * fold-const.c (const_binop): Adjust fall through comment.
7128 (fold_truth_not_expr): Likewise.
7129 (fold_cond_expr_with_comparison): Add FALLTHRU.
7130 (fold_binary_loc): Likewise.
7131 (contains_label_1): Adjust fall through comment.
7132 (multiple_of_p): Likewise.
7133 * gcov-tool.c (process_args): Add FALLTHRU.
7134 * genattrtab.c (check_attr_test): Likewise.
7135 (write_test_expr): Likewise.
7136 * genconfig.c (walk_insn_part): Likewise.
7137 * genpreds.c (validate_exp): Adjust fall through comment.
7138 (needs_variable): Likewise.
7139 * gensupport.c (get_alternatives_number): Add FALLTHRU.
7140 (subst_dup): Likewise.
7141 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
7142 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
7143 (gimplify_scan_omp_clauses): Add FALLTHRU.
7144 (goa_stabilize_expr): Likewise.
7145 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
7147 * hsa-gen.c (get_address_from_value): Likewise.
7148 * ipa-icf.c (sem_function::hash_stmt): Likewise.
7149 * ira.c (ira_setup_alts): Add FALLTHRU.
7150 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
7152 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
7153 * opts.c (common_handle_option): Likewise.
7154 * read-rtl.c (read_rtx_code): Likewise.
7155 * real.c (round_for_format): Likewise.
7156 * recog.c (asm_operand_ok): Likewise.
7157 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
7158 * reload1.c (set_label_offsets): Likewise.
7159 (eliminate_regs_1): Likewise.
7160 (reload_reg_reaches_end_p): Likewise.
7161 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
7162 (rtx_cost): Likewise.
7163 * sched-rgn.c (is_exception_free): Likewise.
7164 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
7165 * stor-layout.c (int_mode_for_mode): Likewise.
7166 * toplev.c (print_to_asm_out_file): Likewise.
7167 (print_to_stderr): Likewise.
7168 * tree-cfg.c (gimple_verify_flow_info): Likewise.
7169 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
7170 (chrec_fold_multiply): Likewise.
7171 (evolution_function_is_invariant_rec_p): Likewise.
7172 (for_each_scev_op): Likewise.
7173 * tree-data-ref.c (siv_subscript_p): Likewise.
7174 (get_references_in_stmt): Likewise.
7175 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
7176 (substitute_in_expr): Likewise.
7177 (type_cache_hasher::equal): Likewise.
7178 (walk_type_fields): Likewise.
7179 * var-tracking.c (adjust_mems): Add FALLTHRU.
7180 (set_dv_changed): Adjust fall through comment.
7181 * varasm.c (default_function_section): Add FALLTHRU.
7183 2016-08-12 Marek Polacek <polacek@redhat.com>
7186 * tree-complex.c (expand_complex_division): Add missing break.
7188 2016-08-12 Richard Biener <rguenther@suse.de>
7190 * passes.c (execute_todo): Do not push/pop TV_TODO.
7191 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
7192 (execute_one_pass): Likewise.
7193 * common.opt (ftime-report-details): New switch.
7194 * doc/invoke.texi (ftime-report-details): Document.
7195 * timevar.h (timer::print_row): Adjust signature.
7196 (timer::all_zero): New static helper.
7197 (timer::child_map_t): New typedef.
7198 (timer::time_var_def): Add children field.
7199 * timevar.c (timer::named_items::print): Adjust.
7200 (timer::~timer): Free timevar recorded children.
7201 (timer::pop_internal): When -ftime-report-details record
7202 time spent in sub-timevars.
7203 (timer::print_row): Adjust.
7204 (timer::print): Print sub-timevar stats, use all_zero.
7205 * timevar.def (TV_TODO): Remove.
7207 2016-08-12 Richard Biener <rguenther@suse.de>
7209 PR tree-optimization/72851
7210 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
7211 worklists to use bitmaps indexed in execution order.
7212 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
7213 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
7214 (cfg_blocks): Make a bitmap.
7215 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
7217 (cfg_blocks_empty_p): Adjust.
7218 (cfg_blocks_add): Likewise.
7219 (cfg_blocks_get): Likewise.
7220 (add_ssa_edge): Likewise.
7221 (add_control_edge): Likewise.
7222 (simulate_stmt): Likewise.
7223 (process_ssa_edge_worklist): Likewise.
7224 (simulate_block): Likewise.
7225 (ssa_prop_init): Compute PRE order and stmt UIDs.
7226 (ssa_prop_fini): Adjust.
7227 (ssa_propagate): Adjust.
7229 2016-08-12 Richard Biener <rguenther@suse.de>
7231 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
7232 the currently executable edges have fixed ranges. Always
7233 go through update_value_range.
7235 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
7239 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
7240 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
7241 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
7242 (LANG_HOOKS_DECLS): Add it.
7243 * langhooks.h (struct lang_hooks_for_decls): Add
7244 function_decl_defaulted. Const_tree-ify
7245 function_decl_explicit_p and function_decl_deleted_p.
7246 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
7247 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
7248 also at strict DWARF v5.
7251 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
7252 TYPE_QUAL_CONST in reference-typed decls.
7255 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
7256 in DW_OP_pieces, just enough to handle pointers to member
7258 (gen_remaining_tmpl_value_param_die_attribute): Use a location
7259 expression on DWARFv5 if a constant value doesn't work.
7261 2016-08-11 David Malcolm <dmalcolm@redhat.com>
7263 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
7264 * selftest.c (selftest::test_assertions): New function.
7265 (selftest::selftest_c_tests): New function.
7266 * selftest.h (selftest::selftest_c_tests): New declaration.
7268 2016-08-11 Richard Biener <rguenther@suse.de>
7269 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7271 PR rtl-optimization/72855
7272 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
7274 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7277 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
7278 (vsx_store_<mode>): Likewise.
7280 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7282 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
7283 TImode CONST_WIDE_INT store.
7284 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
7286 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
7288 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
7289 mode if unaligned SSE load and store are optimal.
7291 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
7293 PR tree-optimization/71083
7294 * tree-predcom.c (ref_at_iteration): Correctly align the
7297 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7299 * config/s390/s390-builtin-types.def: Add INT128 types.
7300 * config/s390/s390-builtins.def: Add INT128 variants for the add
7301 sub low-level builtins dealing with TImode.
7302 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
7303 via subreg when expanding a builtin.
7304 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
7305 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
7307 * config/s390/vecintrin.h: Adjust builtin names accordingly.
7308 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
7309 ("vec_addc<mode>", "vec_addc_u128"): Merge to
7310 "vacc<bhfgq>_<mode>".
7311 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
7312 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
7313 ("vec_subc<mode>", "vec_subc_u128"): Merge to
7314 "vscbi<bhfgq>_<mode>".
7315 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
7316 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
7318 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7320 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
7322 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7324 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
7326 (vcond<v_cmp_mixed><mode>): Ditto.
7327 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
7329 2016-08-11 Bin Cheng <bin.cheng@arm.com>
7331 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
7332 variable explicitly, also assert on it before use.
7334 2016-08-11 Richard Biener <rguenther@suse.de>
7336 PR tree-optimization/72772
7337 * cfgloopmanip.c (create_preheader): Use split_edge if there
7338 is a single loop entry, avoiding degenerate PHIs.
7340 2016-08-11 Richard Biener <rguenther@suse.de>
7342 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
7343 unconditional TODO_cleanup_cfg.
7344 (pass_thread_jumps::execute): Initialize loops, perform a CFG
7345 cleanup only if we threaded a jump.
7347 2016-08-11 Alan Modra <amodra@gmail.com>
7350 * lra-constraints.c (simplify_operand_subreg): Allow subreg
7351 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
7352 slow. Emit two reloads for slow mem case, first loading in
7353 fast innermode, then converting to required mode.
7355 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7357 * config/rs6000/altivec.h (vec_extract_exp): New macro.
7358 (vec_extract_sig): New macro.
7359 (vec_insert_exp): New macro.
7360 (vec_test_data_class): New macro.
7361 (scalar_extract_exp): New macro.
7362 (scalar_extract_sig): New macro.
7363 (scalar_insert_exp): New macro.
7364 (scalar_test_data_class): New macro.
7365 (scalar_test_neg): New macro.
7366 (scalar_cmp_exp_gt): New macro.
7367 (scalar_cmp_exp_lt): New macro.
7368 (scalar_cmp_exp_eq): New macro.
7369 (scalar_cmp_exp_unordered): New macro.
7370 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
7371 to enforce constraint that operand is a 7-bit unsigned literal.
7372 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
7373 for power9 built-ins.
7374 (BU_P9V_VSX_2): Likewise.
7375 (BU_P9V_64BIT_VSX_2): Likewise.
7376 (VSEEDP): Add scalar extract exponent support.
7377 (VSEESP): Add scalar extract signature support.
7378 (VSTDCNDP): Add scalar test negative support.
7379 (VSTDCNSP): Likewise.
7380 (VSIEDP): Add scalar insert exponent support.
7381 (VSCEDPGT): Add scalar compare exponent greater than support.
7382 (VSCEDPLT): Add scalar compare exponent less than support.
7383 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
7384 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
7385 (VSTDCDP): Add scalar test data class support.
7386 (VSTDCSP): Likewise.
7387 (VSEEDP): Add overload support for scalar extract exponent
7389 (VSESDP): Add overload support for scalar extract signature
7391 (VSTDCN): Add overload support for scalar test negative
7393 (VSTDCNDP): Add overload support for scalar test negative
7395 (VSTDCNSP): Add overload support for scalar test negative
7397 (VSIEDP): Add overload support for scalar insert exponent
7399 (VSTDC): Add overload support for scalar test data class
7401 (VSTDCDP): Add overload support for scalar test data class
7403 (VSTDCSP): Add overload support for scalar test data class
7405 (VSCEDPGT): Add overload support for scalar compare exponent
7406 greater than operation.
7407 (VSCEDPLT): Add overload support for scalar compare exponent
7408 less than operation.
7409 (VSCEDPEQ): Add overload support for scalar compare exponent
7410 test-for-equality operation.
7411 (VSCEDPUO): Add overload support for scalar compare exponent
7412 test-for-unordered operation.
7413 (VEEDP): Add vector extract exponent support.
7415 (VESDP): Add vector extract significand support.
7417 (VIEDP): Add vector insert exponent support.
7419 (VTDCDP): Add vector test data class support.
7421 (VES): Add overload support for vector extract significand operation.
7424 (VEE): Add overload support for vector extract exponent operation.
7427 (VTDC): Add overload support for vector test data class operation.
7430 (VIE): Add overload support for vector insert exponent operation.
7433 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7434 overloaded binary floating point functions.
7435 (altivec_resolve_overloaded_builtin): Improve error messages to
7436 distinguish between functions not supported in the current
7437 compiler configuration and functions that were invoked with an
7438 invalid parameter combination, and include the built-in function
7439 name in both error messages.
7440 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
7442 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
7444 (rs6000_expand_binop_builtin): Add check to enforce that argument
7445 2 of the test data class operations is a 7-bit unsigned literal.
7446 (rs6000_invalid_builtin): Add code to issue an error message if a
7447 built-in function that requires the power9_vector and -m32
7448 command-line options is compiled without these options.
7449 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
7450 (UNSPEC_VSX_SXSIGDP): New value.
7451 (UNSPEC_VSX_SXSIGPDP): New value.
7452 (UNSPEC_VSX_SIEXPDP): New value.
7453 (UNSPEC_VSX_SCMPEXPDP): New value.
7454 (UNSPEC_VSX_STSTDC): New value.
7455 (UNSPEC_VSX_VXEXP): New value.
7456 (UNSPEC_VSX_VXSIG): New value.
7457 (UNSPEC_VSX_VIEXP): New value.
7458 (UNSPEC_VSX_VTSTDC): New value.
7459 (xsxexpdp): New insn for scalar extract exponent.
7460 (xsxsigdp): New insn for scalar extract significand.
7461 (xsiexpdp): New insn for scalar insert exponent.
7462 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
7463 (*xscmpexpdp): New insn for scalar compare exponents.
7464 (xststdc<Fvsx): New expansion for both single- and
7465 double-precision scalar test data class operations.
7466 (xststdcneg<Fvsx>): New expansion for both single- and
7467 double-precision scalar test for negative value operations.
7468 (*xststdc<Fvsx>): New insn for scalar test data class
7470 (xvxexp<VSs>): New insn for single- and double-precision
7471 vector extract exponent operation.
7472 (xvxsig<VSs>): New insn for single- and double-precision
7473 vector extract significand operation.
7474 (xviexp<VSs>): New insn for single- and double-precision
7475 vector insert exponent operation.
7476 (xvtstdc<VSs>): New insn for single- and double-precision
7477 vector test data class operation.
7478 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7479 built-in functions to represent the Power9 binary floating-point
7480 support instructions.
7482 2016-08-10 bin cheng <bin.cheng@arm.com>
7484 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
7486 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7487 Renlin Li <renlin.li@arm.com>
7488 Bin Cheng <bin.cheng@arm.com>
7490 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
7491 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
7492 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
7493 (aarch64_vcond_internal<mode><mode>): Delete pattern.
7494 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
7495 (vcond<v_cmp_result><mode>): Ditto.
7496 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
7497 (vcondu<mode><mode>): Ditto.
7498 (vcond<v_cmp_mixed><mode>): New pattern.
7499 (vcondu<mode><v_cmp_mixed>): New pattern.
7500 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
7501 of aarch64_vcond_internal.
7503 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
7504 Renlin Li <renlin.li@arm.com>
7505 Bin Cheng <bin.cheng@arm.com>
7507 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
7508 (vec_cmp<mode><v_cmp_result>): New pattern.
7509 (vec_cmpu<mode><mode>): New pattern.
7510 (vcond_mask_<mode><v_cmp_result>): New pattern.
7512 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
7514 PR tree-optimization/71734
7515 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
7516 REF_LOOP, invoke ref_indep_loop_p_1.
7517 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
7518 to ref_indep_loop_p.
7519 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
7520 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
7521 is inside LOOP, do not cache dpendence value for loops with
7523 (ref_indep_loop_p_2): Delete function.
7524 (can_sm_ref_p): Pass LOOP as additional argument to
7527 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
7530 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
7531 being an offsettable address.
7533 2016-08-10 Martin Liska <mliska@suse.cz>
7535 PR gcov-profile/58306
7536 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
7537 atomic variants of profile update functions.
7539 2016-08-10 Martin Liska <mliska@suse.cz>
7541 Cherry picked (and modified) from google-4_7 branch
7542 2012-12-26 Rong Xu <xur@google.com>
7543 * common.opt (fprofile-update): Add new flag.
7544 * coretypes.h: Define enum profile_update.
7545 * doc/invoke.texi: Document -fprofile-update.
7546 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
7547 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
7548 * tree-profile.c (gimple_init_edge_profiler): Generate
7549 also atomic profiler update.
7550 (gimple_gen_edge_profiler): Likewise.
7552 2016-08-10 David Malcolm <dmalcolm@redhat.com>
7554 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
7555 stack_usage_file to NULL after fclose calls.
7557 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7560 * reload.c (push_reload): Compute subreg_in_class for
7561 subregs of constants and plus expressions. Remove special
7562 handling of SYMBOL_REFs.
7564 2016-08-10 Alan Modra <amodra@gmail.com>
7567 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
7568 SImode for TARGET_E500_DOUBLE when given SImode.
7570 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
7572 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
7573 unused variable __O.
7575 2016-08-09 Martin Liska <mliska@suse.cz>
7577 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
7578 _gcov_reset to __gcov_reset.
7579 * doc/gcov-tool.texi: Fix typo.
7581 2016-08-09 Martin Liska <mliska@suse.cz>
7583 * value-prof.c (gimple_divmod_values_to_profile): Do not
7584 instrument MOD histogram if a value is not a SSA name.
7586 2016-08-09 Martin Liska <mliska@suse.cz>
7588 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
7591 2016-08-09 Renlin Li <renlin.li@arm.com>
7594 * calls.c (prepare_call_address): Convert funexp to Pmode when
7596 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
7597 (sibcall_value): Likewise.
7599 2016-08-09 Marek Polacek <polacek@redhat.com>
7602 * cselib.c (cselib_expand_value_rtx_1): Add return.
7603 * gengtype.c (dbgprint_count_type_at): Likewise.
7604 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
7605 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
7607 2016-08-09 Martin Jambor <mjambor@suse.cz>
7610 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
7611 if instance is a MEM_REF.
7613 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
7616 * config/i386/i386.md (*movtf_internal): Use
7617 lra_in_progress || reload_completed instead of !can_create_pseudo_p
7618 in the insn constraint.
7619 (*movxf_internal): Ditto.
7620 (*movdf_internal): Ditto.
7621 (*movsf_internal): Ditto.
7623 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7625 PR tree-optimization/72772
7626 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
7629 2016-08-09 Bin Cheng <bin.cheng@arm.com>
7631 PR tree-optimization/72772
7632 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
7634 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
7635 parameter STOP and update calls. Move expand_simple_operations
7636 function call from here...
7637 (simplify_using_initial_conditions): ...to here. Delete parameter
7639 (tree_simplify_using_condition): Delete parameter STOP.
7640 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
7641 simplify_using_initial_conditions.
7643 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
7646 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
7647 Use create_tmp_var_raw instead of create_tmp_var.
7649 2016-08-09 Richard Biener <rguenther@suse.de>
7651 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
7652 Treat same SSA names related.
7654 2016-08-09 Jakub Jelinek <jakub@redhat.com>
7656 PR tree-optimization/72824
7657 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
7658 real_zerop is not negative.
7660 2016-08-09 Richard Biener <rguenther@suse.de>
7662 PR tree-optimization/71802
7663 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
7664 all merge opportunities with the predecessor.
7666 2016-08-09 Richard Biener <rguenther@suse.de>
7669 * ipa-prop.c (ipa_modify_formal_parameters): Build
7670 parameter types with natural alignment also for the
7673 2016-08-08 Andi Kleen <ak@linux.intel.com>
7675 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
7677 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7680 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
7681 do-nothing langhook.
7682 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
7683 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
7684 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
7685 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
7687 2016-08-08 David Malcolm <dmalcolm@redhat.com>
7690 * input.c: Ensure that HAVE_ICONV is defined.
7692 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7695 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
7696 private vars for lastprivate and for linear iterator.
7699 * omp-simd-clone.c: Include varasm.h.
7700 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
7701 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
7702 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
7703 update function name.
7705 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
7707 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
7708 (avr_diagnose_devicespecs_error): Remove.
7709 (avr_devicespecs_file): Remove composing absolute path for specfile
7710 and its verbose info. Remove conditions to check specs-file,
7712 2016-08-08 Jakub Jelinek <jakub@redhat.com>
7714 PR rtl-optimization/72821
7715 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
7716 just return false for them.
7718 2016-08-08 Alan Modra <amodra@gmail.com>
7721 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
7722 toc refs created during reload. Update function comment.
7724 2016-08-08 Alan Modra <amodra@gmail.com>
7727 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
7728 alternatives. Put loads first, then stores, and reg/reg moves
7729 within same class later. Delete attr length.
7731 2016-08-08 Alan Modra <amodra@gmail.com>
7734 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
7735 (mem_operand_ds_form): New predicate.
7736 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
7737 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
7738 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
7739 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
7740 (extendsfdf2_fpr): Replace o constraint with wY.
7742 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
7744 * tree-ssa-threadbackward.c: Include tree-inline.h
7745 (profitable_jump_thread_path): Use estimate_num_insns to estimate
7746 size of copied block; for cold paths reduce duplication.
7747 (find_jump_threads_backwards): Remove redundant tests.
7748 (pass_thread_jumps::gate): Enable for -Os.
7750 2016-08-07 Jakub Jelinek <jakub@redhat.com>
7753 * stor-layout.c (layout_decl): Fix up formatting.
7754 (relayout_decl): Allow DECL to be FIELD_DECL.
7756 2016-08-07 Alan Modra <amodra@gmail.com>
7758 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
7760 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
7762 * data-streamer-in.c (streamer_read_wide_int): New.
7763 (streamer_read_widest_int): Renamed function.
7764 * data-streamer-out.c (streamer_write_wide_int): New
7765 (streamer_write_widest_int): Renamed function.
7766 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
7768 (input_cfg): Call renamed function.
7769 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
7771 (output_cfg): Call renamed function.
7772 * data-streamer.h: Add declarations.
7774 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7776 * tree-ssa-ccp.c (extend_mask): New param sgn.
7777 Remove ORing with wi::mask.
7778 (get_default_value): Adjust call to extend_mask to pass sign.
7779 (evaluate_stmt): Likewise.
7781 2016-08-06 Jakub Jelinek <jakub@redhat.com>
7783 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
7786 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7788 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
7789 transform if operand's type is pointer to function or method.
7791 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7793 PR tree-optimization/18046
7794 * tree-ssa-threadedge.c: Include cfganal.h.
7795 (simplify_control_statement_condition): If simplifying a
7796 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
7797 with the dominating ASSERT_EXPR before handing it off to VRP.
7798 Mention that a CASE_LABEL_EXPR may be returned.
7799 (thread_around_empty_blocks): Adjust to handle
7800 simplify_control_statement_condition() returning a
7802 (thread_through_normal_block): Likewise.
7803 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
7804 a switch statement by trying to determine which case label
7807 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
7809 PR rtl-optimization/69847
7810 * lra-constraints.c (process_invariant_for_inheritance): Save
7811 pattern instead of src.
7812 (remove_inheritance_pseudos): Use the pattern. Add assert.
7814 2016-08-05 David Malcolm <dmalcolm@redhat.com>
7816 * input.c (string_concat::string_concat): New constructor.
7817 (string_concat_db::string_concat_db): New constructor.
7818 (string_concat_db::record_string_concatenation): New method.
7819 (string_concat_db::get_string_concatenation): New method.
7820 (string_concat_db::get_key_loc): New method.
7821 (class auto_cpp_string_vec): New class.
7822 (get_substring_ranges_for_loc): New function.
7823 (get_source_range_for_substring): New function.
7824 (get_num_source_ranges_for_substring): New function.
7825 (class selftest::lexer_test_options): New class.
7826 (struct selftest::lexer_test): New struct.
7827 (class selftest::ebcdic_execution_charset): New class.
7828 (selftest::ebcdic_execution_charset::s_singleton): New variable.
7829 (selftest::lexer_test::lexer_test): New constructor.
7830 (selftest::lexer_test::~lexer_test): New destructor.
7831 (selftest::lexer_test::get_token): New method.
7832 (selftest::assert_char_at_range): New function.
7833 (ASSERT_CHAR_AT_RANGE): New macro.
7834 (selftest::assert_num_substring_ranges): New function.
7835 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
7836 (selftest::assert_has_no_substring_ranges): New function.
7837 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
7838 (selftest::test_lexer_string_locations_simple): New function.
7839 (selftest::test_lexer_string_locations_ebcdic): New function.
7840 (selftest::test_lexer_string_locations_hex): New function.
7841 (selftest::test_lexer_string_locations_oct): New function.
7842 (selftest::test_lexer_string_locations_letter_escape_1): New function.
7843 (selftest::test_lexer_string_locations_letter_escape_2): New function.
7844 (selftest::test_lexer_string_locations_ucn4): New function.
7845 (selftest::test_lexer_string_locations_ucn8): New function.
7846 (selftest::uint32_from_big_endian): New function.
7847 (selftest::test_lexer_string_locations_wide_string): New function.
7848 (selftest::uint16_from_big_endian): New function.
7849 (selftest::test_lexer_string_locations_string16): New function.
7850 (selftest::test_lexer_string_locations_string32): New function.
7851 (selftest::test_lexer_string_locations_u8): New function.
7852 (selftest::test_lexer_string_locations_utf8_source): New function.
7853 (selftest::test_lexer_string_locations_concatenation_1): New
7855 (selftest::test_lexer_string_locations_concatenation_2): New
7857 (selftest::test_lexer_string_locations_concatenation_3): New
7859 (selftest::test_lexer_string_locations_macro): New function.
7860 (selftest::test_lexer_string_locations_stringified_macro_argument):
7862 (selftest::test_lexer_string_locations_non_string): New function.
7863 (selftest::test_lexer_string_locations_long_line): New function.
7864 (selftest::test_lexer_char_constants): New function.
7865 (selftest::input_c_tests): Call the new test functions once per
7866 case within the line_table test matrix.
7867 * input.h (struct string_concat): New struct.
7868 (struct location_hash): New struct.
7869 (class string_concat_db): New class.
7870 * substring-locations.h: New header.
7872 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
7874 PR tree-optimization/72810
7875 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
7876 the type of the case labels when truncating.
7878 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
7881 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
7882 (aarch64_fp16_ptr_type_node): Likewise.
7883 * config/aarch64/aarch64-simd-builtins.c
7884 (aarch64_fp16_ptr_type_node): Define.
7885 (aarch64_init_fp16_types): New, refactored out of...
7886 (aarch64_init_builtins): ...here, update to call
7887 aarch64_init_fp16_types.
7888 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
7890 (aapcs_vfp_sub_candidate): Likewise.
7892 2016-08-05 Martin Liska <mliska@suse.cz>
7893 Joshua Cranmer <Pidgeot18@gmail.com>
7895 * gcov.c (line_t::has_block): New function.
7896 (enum loop_type): New enum.
7897 (handle_cycle): New function.
7898 (unblock): Likewise.
7899 (circuit): Likewise.
7900 (get_cycles_count): Likewise.
7901 (accumulate_line_counts): Use new loop detection algorithm.
7903 2016-08-05 Martin Liska <mliska@suse.cz>
7905 * gcov.c (output_intermediate_file): Rename
7906 function_info::line_next to next_file_fn.
7907 (process_file): Likewise.
7908 (read_graph_file): Likewise.
7909 (accumulate_line_counts): Likewise.
7910 (output_lines): Likewise.
7912 2016-08-05 Richard Biener <rguenther@suse.de>
7914 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
7915 restriction on threading to a loop header.
7917 2016-08-05 Richard Biener <rguenther@suse.de>
7919 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
7920 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
7921 adjust loop info accordingly.
7923 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
7925 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
7926 before folding call to __builtin_constant_p with parameters to false.
7928 2016-08-05 Alan Modra <amodra@gmail.com>
7930 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
7931 code accidentally committed 2016-05-02 providing class when given
7934 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7936 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
7937 the case label ranges that partially overlap with OP's value
7940 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
7943 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
7944 Cast builtin function result to __mmask16 instead of __mmask8.
7945 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7946 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
7947 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7949 2016-08-04 David Malcolm <dmalcolm@redhat.com>
7951 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
7952 (ASSERT_TRUE_AT): New macro.
7953 (ASSERT_FALSE): Reimplement in terms of...
7954 (ASSERT_FALSE_AT): New macro.
7955 (ASSERT_STREQ_AT): Fix typo in comment.
7957 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7959 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
7960 labels are exhaustive, designate the label with the widest
7961 range to be the default label.
7963 2016-08-04 Andrew Pinski <apinski@cavium.com>
7965 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
7966 (thunderx_tunings): Use thunderx_vector_cost instead of
7967 generic_vector_cost.
7969 2016-08-04 Martin Liska <mliska@suse.cz>
7971 * gcov.c (main): Fix GNU coding style.
7972 (output_intermediate_file): Likewise.
7973 (process_file): Likewise.
7974 (generate_results): Likewise.
7975 (release_structures): Likewise.
7976 (create_file_names): Likewise.
7977 (find_source): Likewise.
7978 (read_graph_file): Likewise.
7979 (find_exception_blocks): Likewise.
7980 (canonicalize_name): Likewise.
7981 (make_gcov_file_name): Likewise.
7982 (mangle_name): Likewise.
7983 (accumulate_line_counts): Likewise.
7984 (output_branch_count): Likewise.
7985 (read_line): Likewise.
7987 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7989 PR rtl-optimization/71779
7990 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7991 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7992 or if it was truncated.
7994 PR rtl-optimization/70903
7995 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7997 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7999 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
8000 accessing SSA_NAME_PTR_INFO.
8002 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8005 * common/config/avr/avr-common.c (avr_option_optimization_table)
8006 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
8008 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
8011 * config/avr/avr.md: New pattern to work around do_store_flag
8012 generating shift instructions for bit extractions.
8014 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
8016 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
8018 (add_equivalence): Likewise.
8019 (get_value_range): Allocate value range with vrp_value_range_pool.
8020 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
8021 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
8023 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
8025 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
8026 the default for the rs6000 port.
8028 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
8031 * calls.c (special_function_p): Remove special handling of
8032 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
8033 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
8034 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
8036 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
8039 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
8040 Don't stop on regular insns.
8042 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
8044 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
8045 size to DImode boundary.
8046 (nvptx_propagate): Likewise.
8048 2016-08-03 Alan Modra <amodra@gmail.com>
8050 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
8051 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
8052 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
8053 from -mefficient-unaligned-vector. Note that this affects fp too.
8055 2016-08-03 Alan Modra <amodra@gmail.com>
8057 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
8060 2016-08-03 Alan Modra <amodra@gmail.com>
8062 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
8063 to a reg. Localize vars.
8065 2016-08-03 Alan Modra <amodra@gmail.com>
8067 * config/rs6000/rs6000.opt: Remove negatives from help strings
8070 2016-08-03 Alan Modra <amodra@gmail.com>
8072 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
8073 Delete duplicated code.
8075 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8078 * lra-spills.c (regno_in_use_p): New.
8079 (lra_final_code_change): Use it.
8081 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
8083 PR rtl-optimization/69847
8084 * lra-int.h (struct lra-reg): Use restore_rtx instead of
8086 (lra_rtx_hash): New.
8087 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
8089 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
8090 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
8091 * lra-spills.c (lra_final_code_change): Don't delete insn when the
8092 next insn is USE with the same reg as the current insn source.
8093 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
8095 (lra_constraints_init): Call initiate_invariants.
8096 (lra_constraints_finish): Call finish_invariants.
8097 (struct invariant, invariant_t, invariant_ptr_t): New.
8098 (const_invariant_ptr_t, invariants, invariants_pool): New.
8099 (invariant_table, invariant_hash, invariant_eq_p): New.
8100 (insert_invariant, initiate_invariants, finish_invariants): New.
8101 (clear_invariants, invalid_invariant_regs): New.
8102 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
8103 instead of restore_regno.
8104 (invariant_p, process_invariant_for_inheritance): New.
8105 (inherit_in_ebb): Implement invariant inheritance.
8106 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
8107 (remove_inheritance_pseudos): Implement undoing invariant
8109 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
8110 instead of restore_regno.
8111 * lra-assigns.c (regno_live_length): New.
8112 (reload_pseudo_compare_func): Use regno_live_length.
8113 (assign_by_spills): Use restore_rtx instead of restore_regno.
8114 (lra_assign): Ditto. Initiate regno_live_length.
8116 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
8118 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
8119 __builtin_aarch64_fmindf.
8121 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8123 PR tree-optimization/34114
8124 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
8125 information for more control IVs.
8127 2016-08-02 Bin Cheng <bin.cheng@arm.com>
8129 PR tree-optimization/34114
8130 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
8131 PLUS_EXPR case. Handle SSA_NAME case.
8133 2016-08-02 Tamar Christina <tamar.christina@arm.com>
8135 * config/aarch64/aarch64-simd-builtins.def
8136 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
8137 (__builtin_aarch64_fmaxdf): Likewise.
8138 (__builtin_aarch64_smin_nandf): Likewise.
8139 (__builtin_aarch64_smax_nandf): Likewise.
8140 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
8141 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
8142 (<fmaxmin><mode>3): ...this.
8143 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
8144 (vminnm_f64): Likewise.
8145 (vmin_f64): Likewise.
8146 (vmax_f64): Likewise.
8147 * config/aarch64/iterators.md (FMAXMIN): Merge with...
8148 (FMAXMIN_UNS): ...this.
8149 (fmaxmin): Merged with
8150 (fmaxmin_op): ...this...
8151 (maxmin_uns_op): ...in to this.
8153 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8155 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8156 Add support for vec_extract on vector float, vector int, vector
8157 short, and vector char vector types.
8158 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8159 vector float, vector int, vector short, and vector char
8160 optimizations on 64-bit ISA 2.07 systems for both constant and
8161 variable element numbers.
8162 (rs6000_split_vec_extract_var): Likewise.
8163 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
8164 Altivec registers on ISA 2.07 and above.
8165 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
8166 which never was matched due to the split occuring before register
8167 allocation (and the code would not have worked on little endian
8168 systems if it did match). Allow extracts to go to the Altivec
8169 registers if ISA 2.07 (power8). Change from using "" around the
8170 C++ code to using {}'s.
8171 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
8172 vec_extracts when the vector is in memory.
8173 (vsx_extract_v4sf_var): New insn to optimize vector float
8174 vec_extracts when the element number is variable on 64-bit ISA
8176 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
8177 for 64-bit ISA 2.07 as well as ISA 3.0.
8178 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
8179 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
8180 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
8181 optimize vector int, vector short, and vector char vec_extracts
8182 when the vector is in memory.
8183 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
8184 optimize vector int, vector short, and vector char vec_extracts
8185 when the element number is variable.
8187 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8190 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
8191 does not overlap with other symbol flags.
8193 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
8195 * config/aarch64/aarch64.h (aarch64_frame):
8196 Remove padding0 and hardfp_offset. Add locals_offset,
8197 initial_adjust, callee_adjust, callee_offset and final_adjust.
8198 * config/aarch64/aarch64.c (aarch64_layout_frame):
8199 Remove unused padding0 and hardfp_offset initializations.
8200 Choose frame layout and set frame variables accordingly.
8201 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
8202 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
8203 (aarch64_pop_regs): Likewise.
8204 (aarch64_expand_prologue): Remove all decision code, just emit
8205 prolog according to frame variables.
8206 (aarch64_expand_epilogue): Remove all decision code, just emit
8207 epilog according to frame variables.
8208 (aarch64_initial_elimination_offset): Use offset to local/arg area.
8210 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
8213 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
8214 fix_debug_reg_uses after changing source register mode to
8215 V1TImode if source register is undefined.
8217 2015-08-01 Alan Hayward <alan.hayward@arm.com>
8219 PR tree-optimization/71818
8220 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
8221 with non invariant evolutions
8223 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8226 * config/avr/avr.md (length) [branch]: Correct insn length
8227 attribute for forward branches.
8229 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
8231 * doc/extend.texi (AVR Built-in Functions): Document
8233 * config/avr/builtins.def (NOPS): New.
8234 * config/avr/avr.c (avr_expand_nops): New static function.
8235 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
8237 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8239 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
8240 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
8243 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
8245 * config/aarch64/aarch64.c (vulcan_tunings): Update
8246 vulcan L1 cache_line_size.
8248 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8250 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
8251 function that takes a vector memory address, a hard register, an
8252 element number and a temporary base register, and recreates an
8253 address that points to the appropriate element within the vector.
8254 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
8255 (rs6000_split_vec_extract_var): Add support for the target of a
8256 vec_extract with variable element number being a scalar memory
8258 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
8260 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
8261 vsx_extract_<mode>_load insn with a new insn that optimizes
8262 storing either element to a memory location, using scratch
8263 registers to pick apart the vector and reconstruct the address.
8264 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
8265 (vsx_extract_<mode>_store): Rework alternatives to more correctly
8266 support Altivec registers. Add support for ISA 3.0 Altivec d-form
8268 (vsx_extract_<mode>_var): Add support for extracting a variable
8269 element number from memory.
8271 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8273 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
8274 when testing for compares against constants of the form 0xabab.
8276 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8278 PR tree-optimization/57558
8279 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
8281 (vect_loop_versioning): Support versioning with niter assumptions.
8282 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
8283 (vect_get_loop_niters): New parameter. Reimplement to support
8284 assumptions in loop niter info.
8285 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
8286 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
8287 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
8288 Support loop versioning for niters.
8289 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
8290 (vect_free_loop_info_assumptions): New function.
8291 (vectorize_loops): Free loop niter info for loops with flag
8292 LOOP_F_ASSUMPTIONS set if vectorization failed.
8293 * tree-vectorizer.h (struct _loop_vec_info): New field
8294 num_iters_assumptions.
8295 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
8296 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
8297 (LOOP_REQUIRES_VERSIONING): New macro.
8298 (vect_free_loop_info_assumptions): New decl.
8300 2016-07-29 Bin Cheng <bin.cheng@arm.com>
8302 * cfgloop.h (struct loop): New field constraints.
8303 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
8304 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
8306 * cfgloop.c (alloc_loop): Initialize new field.
8307 * cfgloopmanip.c (copy_loop_info): Copy constraints.
8308 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
8309 Adjust niter analysis wrto loop constraints.
8310 * doc/loop.texi (@node Number of iterations): Add description for loop
8313 2016-07-29 Marek Polacek <polacek@redhat.com>
8316 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
8317 (ix86_expand_round_builtin): Likewise.
8319 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
8320 Georg-Johann Lay <avr@gjlay.de>
8322 PR rtl-optimization/71976
8323 * combine.c (get_last_value): Return 0 if the argument for which
8324 the function is called has a wider mode than the recorded value.
8326 2016-07-29 Marek Polacek <polacek@redhat.com>
8329 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
8330 (altivec_expand_st_builtin): Likewise.
8332 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
8334 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
8335 introduced in r238381.
8337 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
8340 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
8341 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
8343 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
8345 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
8347 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8348 Add support for vec_extract of vector double or vector long having
8349 a variable element number on 64-bit ISA 2.07 systems or newer.
8350 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
8352 (rs6000_split_vec_extract_var): New function to split a
8353 vec_extract built-in function with variable element number.
8354 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
8356 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
8357 (UNSPEC_VSX_EXTRACT): Likewise.
8358 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
8359 direct move instructions to be generated on 64-bit ISA 2.07
8360 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
8362 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
8363 arguments for vec_extract variable element.
8364 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
8365 vec_extract with variable element on V2DFmode and V2DImode
8367 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
8368 -mupper-regs-df requirement, since it isn't needed.
8369 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
8370 do direct moves on 64-bit systems, which allows optimization of
8371 vec_extract on 64-bit ISA 2.07 systems and newer.
8373 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8374 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8376 * config/aarch64/aarch64.md
8377 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
8379 (<optab>qihi2_aarch64): Likewise, and split into two.
8380 (extendqihi2_aarch64): New.
8381 (zero_extendqihi2_aarch64): New.
8382 * config/aarch64/iterators.md (ldrxt): Remove.
8383 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
8386 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
8388 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
8390 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
8392 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
8393 (aarch64_push_reg): New function to push 1 or 2 registers.
8394 (aarch64_pop_reg): New function to pop 1 or 2 registers.
8395 (aarch64_expand_prologue): Use aarch64_push_regs.
8396 (aarch64_expand_epilogue): Use aarch64_pop_regs.
8398 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
8400 PR tree-optimization/71734
8401 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
8402 attribute instead of REF_LOOP and use it.
8403 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
8404 set it for Loops having non-zero safelen attribute.
8405 (ref_indep_loop_p): Pass zero as initial value for safelen.
8407 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
8411 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
8412 call using chkp_gimple_call_builtin_p.
8413 (chkp_copy_bounds_for_assign): Likewise.
8415 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8417 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
8418 * config/arm/arm-protos.h (struct tune_params): Likewise.
8419 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
8420 (cortex_a9_sched_adjust_cost): Likewise.
8421 (fa726te_sched_adjust_cost): Likewise.
8422 (arm_adjust_cost): Likewise.
8423 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
8424 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
8425 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
8426 * config/i386/i386.c (ix86_adjust_cost): Likewise.
8427 * config/ia64/ia64.c: Likewise.
8428 * config/m68k/m68k.c: Likewise.
8429 * config/mep/mep.c (mep_adjust_cost): Likewise.
8430 * config/microblaze/microblaze.c (microblaze_adjust_cost):
8432 * config/mips/mips.c (mips_adjust_cost): Likewise.
8433 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
8435 * config/pa/pa.c (pa_adjust_cost): Likewise.
8436 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
8437 (rs6000_debug_adjust_cost): Likewise.
8438 * config/sh/sh.c (sh_adjust_cost): Likewise.
8439 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
8440 (hypersparc_adjust_cost): Likewise.
8441 (sparc_adjust_cost): Likewise.
8442 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
8443 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
8444 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
8446 * config/visium/visium.c (visium_adjust_cost): Likewise.
8447 * doc/tm.texi: Regenerate.
8448 * haifa-sched.c (dep_cost_1): Adjust.
8449 * target.def: Merge adjust_cost and adjust_cost_2.
8451 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8453 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
8455 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8457 * store-motion.c (struct st_expr): Make pattern_regs a vector.
8458 (extract_mentioned_regs): Append to a vector instead of
8459 returning a rtx_expr_list.
8460 (st_expr_entry): Adjust.
8461 (free_st_expr_entry): Likewise.
8462 (store_ops_ok): Likewise.
8463 (store_killed_in_insn): Likewise.
8464 (find_moveable_store): Likewise.
8466 2016-07-28 Martin Liska <mliska@suse.cz>
8468 PR gcov-profile/68025
8469 * tree-profile.c (tree_profiling): Respect
8470 no_profile_instrument_function attribute.
8471 * doc/extend.texi: Document no_profile_instrument_function
8474 2016-07-28 Martin Liska <mliska@suse.cz>
8476 PR rtl-optimization/70944
8477 * combine.c (make_compound_operation):
8478 Do not allow make_compound_operation for vector mode
8480 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
8483 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
8484 before calling get_ops.
8486 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
8488 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
8489 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
8490 (BITS_PER_UNIT_LOG): Remove.
8491 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
8492 * expr.c (expand_assignment): Likewise.
8493 * stor-layout.c (initialize_sizetypes): Likewise.
8495 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
8497 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
8498 signature of rs6000_expand_vector_extract so that the element
8499 number is a RTX instead of a constant integer.
8500 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
8502 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
8503 (altivec_expand_vec_ext_builtin): Likewise.
8504 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
8505 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
8506 MFVSRLD instruction.
8508 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8510 * input.c (get_pure_location): Move here from tree.c.
8511 (make_location): Likewise. Add header comment.
8512 (selftest::test_accessing_ordinary_linemaps): Verify
8513 pure_location_p, make_location, get_location_from_adhoc_loc and
8515 * input.h (get_pure_location): Move declaration here from tree.h.
8516 (get_finish): Likewise for inline function.
8517 (make_location): Likewise for declaration.
8518 * tree.c (get_pure_location): Move to input.c.
8519 (make_location): Likewise.
8520 * tree.h (get_pure_location): Move declaration to tree.h.
8521 (get_finish): Likewise for inline function.
8522 (make_location): Likewise for declaration.
8524 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8527 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
8529 2016-07-27 David Malcolm <dmalcolm@redhat.com>
8531 * system.h (STATIC_ASSERT): Use static_assert if building
8534 2016-07-27 Richard Biener <rguenther@suse.de>
8536 PR tree-optimization/72517
8537 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
8538 Revert change to not compute read-read dependences.
8540 2016-07-27 Richard Biener <rguenther@suse.de>
8542 * predict.c (set_even_probabilities): Make nedges unsigned.
8544 2016-07-27 Martin Liska <mliska@suse.cz>
8546 * predict.c (set_even_probabilities): Handle unlikely edges.
8547 (combine_predictions_for_bb): Likewise.
8549 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
8552 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
8553 __float128 support when we don't have hardware support, so that
8554 the IEEE built-in functions like isgreater, first call __unordkf3
8555 to make sure neither operand is a NaN, and if both operands are
8556 ordered, do the normal comparison.
8558 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8560 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
8562 (extract_code_and_val_from_cond_with_ops): Verify that name is
8563 either cond_op0 or cond_op1.
8565 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
8567 PR tree-optimization/18046
8568 * genmodes.c (emit_mode_size_inline): Emit an assert that
8569 verifies that mode is a valid array index.
8570 (emit_mode_nuinits_inline): Likewise.
8571 (emit_mode_inner_inline): Likewise.
8572 (emit_mode_unit_size_inline): Likewise.
8573 (emit_mode_unit_precision_inline): Likewise.
8574 * tree-vrp.c: Include params.h.
8575 (find_switch_asserts): Register edge assertions for the default
8576 label which correspond to the anti-ranges of each case label.
8577 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
8578 * doc/invoke.texi: Document it.
8580 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8582 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
8583 and unnecessary call to gimple_bb.
8585 2016-07-26 Richard Biener <rguenther@suse.de>
8587 PR rtl-optimization/71984
8588 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
8591 2016-07-26 Richard Biener <rguenther@suse.de>
8594 * expmed.c (extract_bit_field_1): Constrain the vector mode
8595 with element size matching the extraction mode size when
8596 choosing a better vector mode to do the extraction from.
8598 2016-07-26 Richard Biener <rguenther@suse.de>
8599 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8602 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
8605 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8607 * tree-ssa-structalias.c (struct scc_info): Change types of
8608 members to auto_sbitmap and auto_vec.
8609 (scc_info::scc_info): New constructor.
8610 (scc_info::~scc_info): New destructor.
8611 (init_scc_info): Remove.
8612 (free_scc_info): Remove.
8613 (find_indirect_cycles): Adjust.
8614 (perform_var_substitution): Likewise.
8615 (free_var_substitution_info): Likewise.
8617 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8619 * tree-outof-ssa.c (struct elim_graph): Change type of members
8620 to auto_vec and auto_sbitmap.
8621 (elim_graph::elim_graph): New constructor.
8622 (delete_elim_graph): Remove.
8623 (expand_phi_nodes): Adjust.
8625 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8627 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
8628 (new_elim_graph): Adjust.
8629 (clear_elim_graph): Likewise.
8630 (delete_elim_graph): Likewise.
8631 (elim_graph_size): Likewise.
8632 (elim_graph_add_node): Likewise.
8633 (elim_graph_add_edge): Likewise.
8634 (elim_graph_remove_succ_edge): Likewise.
8635 (eliminate_name): Likewise.
8636 (eliminate_build): Likewise.
8637 (elim_forward): Likewise.
8638 (elim_unvisited_predecessor): Likewise.
8639 (elim_backward): Likewise.
8640 (elim_create): Likewise.
8641 (eliminate_phi): Likewise.
8642 (expand_phi_nodes): Likewise.
8644 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8646 * bt-load.c (compute_out): Use auto_sbitmap class.
8647 (link_btr_uses): Likewise.
8648 * cfganal.c (mark_dfs_back_edges): Likewise.
8649 (post_order_compute): Likewise.
8650 (inverted_post_order_compute): Likewise.
8651 (pre_and_rev_post_order_compute_fn): Likewise.
8652 (single_pred_before_succ_order): Likewise.
8653 * cfgexpand.c (pass_expand::execute): Likewise.
8654 * cfgloop.c (verify_loop_structure): Likewise.
8655 * cfgloopmanip.c (fix_bb_placements): Likewise.
8656 (remove_path): Likewise.
8657 (update_dominators_in_loop): Likewise.
8658 * cfgrtl.c (break_superblocks): Likewise.
8659 * ddg.c (check_sccs): Likewise.
8660 (create_ddg_all_sccs): Likewise.
8661 * df-core.c (df_worklist_dataflow): Likewise.
8662 * dse.c (dse_step3): Likewise.
8663 * except.c (eh_region_outermost): Likewise.
8664 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8665 * gcse.c (prune_expressions): Likewise.
8666 (prune_insertions_deletions): Likewise.
8667 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
8668 * graph.c (draw_cfg_nodes_no_loops): Likewise.
8669 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
8670 * lcm.c (compute_earliest): Likewise.
8671 (compute_farthest): Likewise.
8672 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
8673 (unroll_loop_runtime_iterations): Likewise.
8674 (unroll_loop_stupid): Likewise.
8675 * lower-subreg.c (decompose_multiword_subregs): Likewise.
8676 * lra-lives.c: Likewise.
8677 * lra.c (lra): Likewise.
8678 * modulo-sched.c (schedule_reg_moves): Likewise.
8679 (optimize_sc): Likewise.
8680 (get_sched_window): Likewise.
8681 (sms_schedule_by_order): Likewise.
8682 (check_nodes_order): Likewise.
8683 (order_nodes_of_sccs): Likewise.
8684 (order_nodes_in_scc): Likewise.
8685 * recog.c (split_all_insns): Likewise.
8686 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
8687 * reload1.c (reload): Likewise.
8688 * sched-rgn.c (haifa_find_rgns): Likewise.
8689 (split_edges): Likewise.
8690 (compute_trg_info): Likewise.
8691 * sel-sched.c (init_seqno): Likewise.
8692 * store-motion.c (remove_reachable_equiv_notes): Likewise.
8693 * tree-into-ssa.c (update_ssa): Likewise.
8694 * tree-ssa-live.c (live_worklist): Likewise.
8695 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
8696 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8698 (try_peel_loop): Likewise.
8699 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8701 * tree-ssa-pre.c (compute_antic): Likewise.
8702 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
8703 * tree-stdarg.c (reachable_at_most_once): Likewise.
8704 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
8705 * var-tracking.c (vt_find_locations): Likewise.
8707 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8709 * sbitmap.h (auto_sbitmap): New class.
8711 2016-07-26 Alan Modra <amodra@gmail.com>
8714 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
8717 2016-07-25 David Malcolm <dmalcolm@redhat.com>
8719 * input.c (selftest::temp_source_file::temp_source_file): Fix
8720 missing "%s" in fprintf.
8722 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
8725 * cselib.c (cselib_process_insn): Invalidate argument slots for
8728 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8730 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
8731 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
8732 vmulxh_lane_f16, vmulxh_laneq_f16): New.
8734 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8736 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8737 * config/aarch64/aarch64.md (fma, fnma): Support HF.
8738 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
8740 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8742 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8743 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
8745 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
8746 (add<mode>3): Likewise.
8747 (sub<mode>3): Likewise.
8748 (mul<mode>3): Likewise.
8749 (div<mode>3): Likewise.
8750 (*div<mode>3): Likewise.
8751 (<fmaxmin><mode>3): Extend to HF.
8752 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
8753 (fabd<mode>3): Likewise.
8754 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
8755 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
8756 (aarch64_fmulx<mode>): Likewise.
8757 (aarch64_fac<optab><mode>): Likewise.
8758 (aarch64_frecps<mode>): Likewise.
8759 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
8760 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
8761 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
8762 (VSDQ_HSDI): Support HI.
8763 (fcvt_target, FCVT_TARGET): Likewise.
8764 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
8765 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
8766 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
8767 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
8768 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
8769 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
8770 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
8773 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8775 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
8776 * config/aarch64/aarch64-builtins.c (hi_UP): New.
8777 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8778 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
8780 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
8781 (aarch64_cm<optab><mode>): Likewise.
8782 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
8783 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
8784 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
8785 (sqrt<mode>2): Likewise.
8786 (*sqrt<mode>2): Likewise.
8787 (abs<mode>2): Likewise.
8788 (<optab><mode>hf2): New pattern for HF mode.
8789 (<optab>hihf2): Likewise.
8790 * config/aarch64/arm_neon.h: Include arm_fp16.h.
8791 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
8792 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
8794 * config/aarch64/arm_fp16.h: New file.
8795 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
8796 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
8797 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
8798 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
8799 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
8800 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
8801 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
8802 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
8803 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
8804 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
8805 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
8806 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
8809 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8811 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
8812 reduc_smin_scal_): Use VDQIF_F16.
8813 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
8814 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
8816 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
8817 * config/aarch64/iterators.md (VDQIF_F16): New.
8818 (vp): Support HF modes.
8819 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
8820 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
8822 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8824 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
8825 "*aarch64_mulx_elt_from_dup<mode>".
8826 (*aarch64_mul3_elt<mode>): Update schedule type.
8827 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
8828 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
8829 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
8830 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
8831 (f, fp): Support HF modes.
8832 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
8833 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
8834 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
8835 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
8836 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
8837 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
8839 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8841 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8842 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
8844 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
8847 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8849 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8850 * config/aarch64/aarch64-simd.md
8851 (aarch64_rsqrts<mode>): Extend to HF modes.
8852 (fabd<mode>3): Likewise.
8853 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
8854 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
8855 (aarch64_<maxmin_uns>p<mode>): Likewise.
8856 (<su><maxmin><mode>3): Likewise.
8857 (<maxmin_uns><mode>3): Likewise.
8858 (<fmaxmin><mode>3): Likewise.
8859 (aarch64_faddp<mode>): Likewise.
8860 (aarch64_fmulx<mode>): Likewise.
8861 (aarch64_frecps<mode>): Likewise.
8862 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
8863 (add<mode>3): Extend to HF modes.
8864 (sub<mode>3): Likewise.
8865 (mul<mode>3): Likewise.
8866 (div<mode>3): Likewise.
8867 (*div<mode>3): Likewise.
8868 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
8870 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
8871 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
8872 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
8873 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
8874 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
8875 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
8876 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
8877 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
8878 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
8879 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
8880 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
8881 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
8882 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
8883 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
8885 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8887 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
8888 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
8889 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
8890 (neg<mode>2): Likewise.
8891 (abs<mode>2): Likewise.
8892 (<frint_pattern><mode>2): Likewise.
8893 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
8894 (<optab><VDQF:mode><fcvt_target>2): Likewise.
8895 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
8896 (ftrunc<VDQF:mode>2): Likewise.
8897 (<optab><fcvt_target><VDQF:mode>2): Likewise.
8898 (sqrt<mode>2): Likewise.
8899 (*sqrt<mode>2): Likewise.
8900 (aarch64_frecpe<mode>): Likewise.
8901 (aarch64_cm<optab><mode>): Likewise.
8902 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
8904 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
8905 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
8907 * config/aarch64/arm_neon.h (vdup_n_f16): New.
8908 (vdupq_n_f16): Likewise.
8909 (vld1_dup_f16): Use vdup_n_f16.
8910 (vld1q_dup_f16): Use vdupq_n_f16.
8911 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
8912 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
8913 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
8914 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
8915 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
8916 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
8917 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
8918 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
8919 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
8920 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
8921 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
8922 vsqrt_f16, vsqrtq_f16): New.
8924 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8926 * config/aarch64/aarch64-simd.md
8927 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
8928 (aarch64_ext<mode>): Likewise.
8929 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
8930 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
8931 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
8933 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
8935 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
8936 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
8937 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
8938 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
8939 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
8940 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
8941 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
8943 (vmov_n_f16): Reimplement using vdup_n_f16.
8944 (vmovq_n_f16): Reimplement using vdupq_n_f16..
8946 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8948 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
8949 "frame_related_p". Generate CFA annotation when it's necessary.
8950 (aarch64_expand_prologue): Use aarch64_add_constant.
8951 (aarch64_expand_epilogue): Likewise.
8952 (aarch64_output_mi_thunk): Pass "false" when calling
8953 aarch64_add_constant.
8955 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8957 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
8960 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8962 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
8963 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
8964 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
8965 (aarch64_build_constant): Delete.
8967 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
8970 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8972 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8973 flag_toplevel_reorder.
8975 2016-07-25 Richard Biener <rguenther@suse.de>
8977 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8978 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8979 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8980 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8981 (streamer_get_builtin_tree): Likewise.
8982 (streamer_write_builtin): Likewise.
8983 * lto-streamer.h (LTO_builtin_decl): Remove.
8984 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8985 (lto_input_scc): Remove LTO_builtin_decl handling.
8986 (lto_input_tree_1): Liekwise.
8987 * lto-streamer-out.c (lto_output_tree_1): Remove special
8988 handling of builtins.
8989 (DFS::DFS): Likewise.
8990 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8991 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8993 (streamer_write_builtin): Remove.
8995 2016-07-25 Martin Liska <mliska@suse.cz>
8997 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8998 if flag_auto_profile is set to true.
9000 2016-07-25 Martin Liska <mliska@suse.cz>
9002 PR gcov-profile/71868
9003 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
9004 have a function with multiple latches, count them all.
9006 2016-07-25 Martin Liska <mliska@suse.cz>
9008 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
9010 2016-07-25 Martin Liska <mliska@suse.cz>
9012 PR tree-optimization/71987
9013 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
9014 just for SSA_NAMEs. Fix GNU coding style.
9016 2016-07-25 Martin Liska <mliska@suse.cz>
9018 PR gcov-profile/64874
9019 * gcov-io.h: Update command about file format.
9020 * gcov-iov.c (main): Adapt the numbering scheme.
9022 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
9025 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
9026 whose result is used in PHI.
9027 (final_range_test_p): Likewise.
9028 (maybe_optimize_range_tests): Likewise.
9030 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9032 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9033 Reformat two multi-line strings.
9035 2016-07-22 Martin Sebor <msebor@redhat.com>
9037 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
9039 2016-07-22 Martin Sebor <msebor@redhat.com>
9042 * doc/extend.texi (Compound Literals): Correct and clarify.
9043 (Cast to Union): Same.
9045 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
9047 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9048 comments to explain why certain error messages make mention of
9049 undocumented options.
9050 (rs6000_invalid_builtin): Change error messages to replace mention
9051 of undocumented options with mention of the -mcpu=power9 option
9052 that enables those undocumented options.
9053 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
9054 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
9055 definition of this macro to correct an existing error.
9056 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
9057 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
9058 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
9059 descriptions of built-in functions so that they depend on
9060 -mcpu=power9 instead of on the corresponding undocumented flags.
9061 * doc/invoke.texi (Option Summary): Remove all mention of newly
9063 (IBM RS/6000 and PowerPC Options): Likewise.
9064 * doc/md.texi (Constraints for Particuliar Machines): Remove all
9065 mention of newly undocumented flags.
9067 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
9069 * ipa-cp.c (determine_versionability): Do not create constprop clones,
9070 when target_clones attribute is set.
9072 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9074 * common.opt (funsafe-loop-optimizations): Mark ignore.
9075 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
9076 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
9078 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
9079 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
9081 2016-07-22 Bin Cheng <bin.cheng@arm.com>
9083 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9085 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9087 (number_of_iterations_exit): Warn missed loop optimization for
9088 possible infinite loops.
9090 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
9093 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
9094 when to emit a ".machine" pseudo-op.
9096 2016-07-22 Martin Liska <mliska@suse.cz>
9098 PR gcov-profile/69028
9099 PR gcov-profile/62047
9100 * coverage.c (coverage_compute_lineno_checksum): Do not
9101 calculate checksum for fns w/o xloc.file.
9102 (coverage_compute_profile_id): Likewise.
9104 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
9106 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
9107 (avr_secondary_reload): ...and implementation.
9108 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
9109 * config/avr/avr.md (reload_in<mode>): Remove insns.
9110 (adjust_len) [lpm]: Remove insn attribute value.
9111 * config/avr/predicates.md (flash_operand): Remove insn predicate.
9113 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9116 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
9118 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
9119 * calls.c (special_function_p): Remove the special handling of the
9120 "__builtin_" prefix.
9122 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9125 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
9126 if STMT may be an alloca call.
9127 (gimple_alloca_call_p, alloca_call_p): Return only true for the
9128 builtin alloca call.
9129 * calls.h (gimple_maybe_alloca_call_p): New function.
9130 * tree-inline.c (inline_forbidden_p_stmt): Use
9131 gimple_maybe_alloca_call_p here.
9133 2016-07-21 David Malcolm <dmalcolm@redhat.com>
9135 * spellcheck-tree.c (best_macro_match::best_macro_match):
9136 Explictly specify the template arguments when invoking the base
9137 class constructor, to help older C++ compilers.
9139 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9142 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
9143 before builtin_decl_implicit.
9145 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9147 * optabs.c (emit_condiitonal_move): Short circuit for identical
9150 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9152 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
9153 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
9154 (noce_conversion_profitable_p): New.
9155 (noce_try_store_flag_constants): Use it.
9156 (noce_try_addcc): Likewise.
9157 (noce_try_store_flag_mask): Likewise.
9158 (noce_try_cmove): Likewise.
9159 (noce_try_cmove_arith): Likewise.
9160 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
9162 (noce_convert_multiple_sets): Move cost model to here, from...
9163 (bb_ok_for_noce_convert_multiple_sets) ...here.
9164 (noce_process_if_block): Update calls for above changes.
9165 (noce_find_if_block): Record new noce_if_info parameters.
9167 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
9169 * target.def (max_noce_ifcvt_seq_cost): New.
9170 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
9171 * doc/tm.texi: Regenerate.
9172 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
9173 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
9174 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
9175 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
9176 * doc/invoke.texi: Document new params.
9178 2016-07-21 Richard Biener <rguenther@suse.de>
9180 PR tree-optimization/71947
9181 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
9182 ranges have useful limit_vr information.
9184 2016-07-21 Richard Biener <rguenther@suse.de>
9186 * function-tests.c (build_trivial_generic_function): Set
9187 BLOCK_SUPERCONTEXT of DECL_INITIAL.
9188 * omp-low.c (create_omp_child_function): Likewise.
9189 (grid_expand_target_grid_body): Likewise.
9190 * cgraphunit.c (init_lowered_empty_function): Likewise.
9191 (cgraph_node::expand_thunk): Likewise.
9192 * tree-parloops.c (create_loop_fn): Likewise.
9193 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
9195 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9197 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
9200 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
9202 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
9203 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
9204 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
9205 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
9206 values for insn attribute.
9207 * config/avr/avr.c (avr_out_insert_notbit): New function.
9208 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
9209 ADJUST_LEN_INSV_NOTBIT_0/_7.
9210 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
9212 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9214 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
9215 (chrec_convert_1, chrec_convert): Ditto.
9216 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
9217 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
9218 * tree-vrp.c (adjust_range_with_scev): Ditto.
9219 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
9220 (scev_var_range_cant_overflow): New function.
9221 (scev_probably_wraps_p): New parameter. Call above function.
9222 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
9224 2016-07-21 Bin Cheng <bin.cheng@arm.com>
9226 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
9227 by removing computation of may_be_zero.
9229 2016-07-21 Jakub Jelinek <jakub@redhat.com>
9231 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
9233 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
9235 Improving concepts performance and diagnostics.
9236 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
9237 for constraint satisfaction and subsumption.
9238 * timevar.h (auto_timevar): New constructor that matches the push/pop
9239 pattern of usage in pt.c.
9241 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9243 * hwint.h (HOST_WIDE_INT_0): New define.
9244 (HOST_WIDE_INT_0U): Ditto.
9245 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
9246 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
9247 * simplify-rtx.c: Ditto.
9248 * tree-object-size.c: Ditto.
9250 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9252 * config/s390/s390.c (s390_encode_section_info): Remove mode size
9255 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
9257 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
9258 * combine.c: Use HOST_WIDE_INT_M1U instead of
9259 ~(unsigned HOST_WIDE_INT) 0.
9260 * double-int.h: Ditto.
9262 * dwarf2asm.c:Ditto.
9264 * genmodes.c: Ditto.
9266 * read-rtl.c: Ditto.
9267 * tree-ssa-loop-ivopts.c: Ditto.
9268 * tree-ssa-loop-prefetch.c: Ditto.
9269 * tree-vect-generic.c: Ditto.
9270 * tree-vect-patterns.c: Ditto.
9273 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9275 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
9276 constant addresses outside [0,0xc0] into a register.
9277 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
9278 cases where the base address register is unused after.
9279 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
9280 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
9281 (avr_out_store_psi_reg_disp_tiny): Same.
9283 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9285 Implement attribute progmem on reduced Tiny cores by adding
9286 flash offset 0x4000 to respective symbols.
9289 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
9290 documentation how it works on reduced Tiny cores.
9291 (AVR Named Address Spaces): No support for reduced Tiny.
9292 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
9293 (avr_address_tiny_pm_p): New static function.
9294 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
9295 if the address is in progmem.
9296 (avr_assemble_integer): Same.
9297 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
9298 for symbol_ref in progmem.
9299 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
9300 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
9301 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
9303 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
9305 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
9306 * configure: Regenerate.
9307 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
9308 (USE_THIN_ARCHIVES): New variable.
9309 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
9310 this archive as a thin archive.
9312 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9314 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
9315 same location as last time, don't skip if we have fix-it hints.
9316 Clarify the skipping logic by converting it from one "if" clause
9317 to repeated "if" clauses.
9318 * spellcheck-tree.c: Include "cpplib.h".
9319 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
9320 (best_macro_match::best_macro_match): New constructor.
9321 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
9322 Move here from c/c-decl.c.
9323 (class best_macro_match): Move here from c/c-decl.c, converting
9324 from a typedef to a subclass, gaining a ctor.
9326 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9328 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
9329 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
9331 (avr_addr_space_diagnose_usage): ...and implementation.
9332 (avr_addr_space_supported_p): New function.
9333 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
9334 report bad address space usage if that space is supported.
9335 (avr_insert_attributes): Same. No more complain about unsupported
9337 * config/avr/avr-c.c (tm_p.h): Include it.
9338 (avr_cpu_cpp_builtins): Only define addr-space related built-in
9339 macro if avr_addr_space_supported_p.
9341 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
9343 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
9344 flag_toplevel_reorder.
9346 2016-07-20 David Malcolm <dmalcolm@redhat.com>
9348 * gcc-rich-location.c
9349 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
9351 * gcc-rich-location.h
9352 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
9354 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
9356 * target.def (addr_space): Add new diagnose_usage to hook vector.
9357 * targhooks.c (default_addr_space_diagnose_usage): Add default
9358 implementation and...
9359 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
9360 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
9361 is some address space, call targetm.addr_space.diagnose_usage.
9362 * doc/tm.texi.in (Named Address Spaces): Add anchor for
9363 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
9364 * doc/tm.texi: Regenerate.
9366 2016-07-20 Martin Liska <mliska@suse.cz>
9369 * graphite-isl-ast-to-gimple.c (later_of_the_two):
9370 Properly handly PHI stmts.
9372 2016-07-20 Bin Cheng <bin.cheng@arm.com>
9374 PR tree-optimization/71503
9375 PR tree-optimization/71683
9376 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
9379 2016-07-20 Martin Liska <mliska@suse.cz>
9381 * doc/invoke.texi (-fipa-ra): Document when the option is
9382 disabled. Fix a typo.
9384 2016-07-20 Martin Liska <mliska@suse.cz>
9386 * Makefile.in: Include fibonacci_heap.c
9387 * fibonacci_heap.c: New file.
9388 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
9389 (fibonacci_heap::union_with): Fix deletion of the second heap.
9390 * selftest-run-tests.c (selftest::run_tests): Incorporate
9391 fibonacci heap tests.
9392 * selftest.h: Declare fibonacci_heap_c_tests.
9394 2016-07-20 Martin Liska <mliska@suse.cz>
9396 * selftest-run-tests.c (selftest::run_tests): New function.
9397 * selftest.h (sreal_c_tests): Declare.
9398 * sreal.c (sreal_verify_basics): New function.
9399 (verify_aritmetics): Likewise.
9400 (sreal_verify_arithmetics): Likewise.
9401 (verify_shifting): Likewise.
9402 (sreal_verify_shifting): Likewise.
9403 (void sreal_c_tests): Likewise.
9405 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9407 PR rtl-optimization/71916
9408 * cfgrtl.c (contains_no_active_insn_p): Return false also for
9409 bb which have a single succ fake edge.
9411 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
9414 * dwarf2out.c (gen_subprogram_die): Only call
9415 gen_unspecified_parameters_die while dumping early dwarf.
9417 2016-07-19 Jakub Jelinek <jakub@redhat.com>
9420 * gimple-fold.c (fold_builtin_memory_op): Use
9421 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
9423 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
9425 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
9426 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
9427 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
9428 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
9432 * double-int.c: Ditto.
9434 * dwarf2out.c: Ditto.
9437 * fold-const.c: Ditto.
9438 * function.c: Ditto.
9440 * genmodes.c: Ditto.
9444 * loop-doloop.c: Ditto.
9445 * loop-invariant.c: Ditto.
9452 * simplify-rtx.c: Ditto.
9453 * stor-layout.c: Ditto.
9455 * tree-ssa-loop-ivopts.c: Ditto.
9456 * tree-vect-generic.c: Ditto.
9457 * tree-vect-patterns.c: Ditto.
9462 * wide-int-print.cc: Ditto.
9463 * wide-int.cc: Ditto.
9464 * wide-int.h: Ditto.
9466 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9468 * selftest.c (selftest::assert_streq): Handle NULL values of
9469 val_actual and val_expected.
9471 2016-07-19 Martin Jambor <mjambor@suse.cz>
9474 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
9475 rather than cgraph_create_node to get a call graph node.
9477 2016-07-19 Richard Biener <rguenther@suse.de>
9479 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
9480 handle all tcc_constant bases and valueize SSA names.
9481 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
9484 2016-07-19 David Malcolm <dmalcolm@redhat.com>
9486 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
9487 the flags of the exit block and bb2, not just the entry block.
9489 2016-07-19 Richard Biener <rguenther@suse.de>
9491 PR tree-optimization/71901
9492 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
9493 align member, group stuff with the bitfield.
9494 (vn_ref_op_align_unit): New inline.
9495 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
9496 record element alignment and operand 3 unchanged.
9497 (ao_ref_init_from_vn_reference): Adjust.
9498 (valueize_refs_1): Likewise.
9499 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
9501 2016-07-19 Richard Biener <rguenther@suse.de>
9503 PR tree-optimization/71908
9504 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
9505 symbolic constants in a more reliable way.
9507 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
9509 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
9511 (vect_update_inits_of_drs): Likewise.
9512 (vect_create_cond_for_alias_checks): Likewise.
9513 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
9515 2016-07-19 Richard Biener <rguenther@suse.de>
9518 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
9519 with an abstract origin that is not an inlined function outer
9520 scope add a self-reference as abstract origin.
9521 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
9523 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9526 * config/rs6000/rs6000.c (rs6000_function_value): Fix
9527 unintentional System V.4 structure return breakage for structures
9528 with a single floating point element.
9530 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
9532 PR tree-optimization/71734
9533 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
9534 contains REF, use it to check safelen, assume that safelen value
9535 must be greater 1, fix style.
9536 (ref_indep_loop_p_2): Add REF_LOOP argument.
9537 (ref_indep_loop_p): Pass LOOP as additional argument to
9540 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
9542 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
9543 allocation in the prologue.
9544 * explow.c (get_dynamic_stack_base): New function to return an address
9545 expression for the dynamic stack base.
9546 (get_dynamic_stack_size): New function to do the required dynamic stack
9547 space size calculations.
9548 (allocate_dynamic_stack_space): Use new functions.
9549 (align_dynamic_address): Move some code from
9550 allocate_dynamic_stack_space to new function.
9551 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
9553 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9555 * config/s390/s390.c (s390_encode_section_info): Always set
9556 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
9559 2016-07-18 Richard Biener <rguenther@suse.de>
9561 PR tree-optimization/71893
9562 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
9563 for sizetype cast added by array_ref_element_size.
9564 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9566 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
9568 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
9569 register parameters. Remove code to initialize argument pointer
9570 on TARGET_64BIT. Optimize call to _mcount when it can be reached
9571 using a pc-relative branch. Cleanup conditional code.
9572 * config/pa/pa.md (call_mcount): New expander.
9573 (call_mcount_nonpic): New insn.
9574 (call_mcount_pic): New insn and split.
9575 (call_mcount_pic_post_reload): New insn.
9576 (call_mcount_64bit): New insn and split.
9577 (call_mcount_64bit_post_reload): New insn.
9579 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
9581 * config/avr/predicates.md (const_m255_to_m1_operand): New.
9582 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
9583 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
9584 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
9585 (*usum_widenqihi3, *udiff_widenqihi3)
9586 (*addhi3_zero_extend.const): New combiner insns.
9587 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
9588 just 1 bit is affected.
9589 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
9590 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
9592 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
9594 * omp-low.c (lower_omp_target): Mark data clauses with
9595 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
9596 zero-length subarrays.
9598 2016-07-15 Richard Biener <rguenther@suse.de>
9600 PR tree-optimization/71881
9601 * tree-loop-distribution.c (destroy_loop): Remove blocks in
9602 reverse DOM order to make debug temp generation happy.
9604 2016-07-15 Richard Biener <rguenther@suse.de>
9606 PR tree-optimization/71887
9607 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
9608 verify it is not zero for division / modulo handling.
9609 (value_replacement): Adjust.
9611 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
9612 Julian Brown <julian@codesourcery.com>
9614 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
9615 * config/aarch64/aarch64-cost-tables.h
9616 (vulcan_extra_costs): New variable.
9617 * config/aarch64/aarch64.c
9618 (vulcan_addrcost_table): Likewise.
9619 (vulcan_regmove_cost): Likewise.
9620 (vulcan_vector_cost): Likewise.
9621 (vulcan_branch_cost): Likewise.
9622 (vulcan_tunings): Likewise.
9624 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
9626 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
9627 (output_in_order): Loop over undefined variables too. Output them
9628 via assemble_undefined_decl. Skip variables that correspond to hard
9629 registers or have value-exprs.
9630 * varpool.c (symbol_table::output_variables): Handle undefined
9631 variables together with defined ones.
9633 2016-07-15 Richard Biener <rguenther@suse.de>
9635 * tree-ssa-pre.c (get_representative_for): Make sure to return
9636 the value number of SSA names.
9637 (phi_translate_1): get_representative_for cannot return NULL.
9638 (do_pre_regular_insertion): Remove redundant call to
9639 fully_constant_expression.
9640 (do_pre_partial_partial_insertion): Likewise.
9642 2016-07-15 Bin Cheng <bin.cheng@arm.com>
9644 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
9645 (derive_simple_iv_with_niters): New function.
9646 (simple_iv): Rewrite using simple_iv_with_niters.
9647 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
9648 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9650 (number_of_iterations_exit): Rewrite using above function.
9651 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
9654 2016-07-15 Richard Biener <rguenther@suse.de>
9656 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
9659 2016-07-14 Jakub Jelinek <jakub@redhat.com>
9661 PR tree-optimization/71872
9662 * tree-data-ref.c (get_references_in_stmt): Ignore references
9663 with is_gimple_constant get_base_address.
9665 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9667 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
9668 (TARGET_HAVE_LDACQD): New macro.
9669 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
9670 than TARGET_HAVE_LDACQ.
9671 (arm_load_acquire_exclusivedi): Likewise.
9672 (arm_store_release_exclusivedi): Likewise.
9674 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
9676 PR rtl-optimization/71878
9677 * lra-constraints.c (match_reload): Pass information about other
9678 output operands. Create new unique register value if matching input
9679 operand shares same register value as output operand being considered.
9680 (curr_insn_transform): Record output operands already processed.
9682 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9685 PR tree-optimization/70923
9686 * tree-vect-patterns.c: Include mult-synthesis.h.
9687 (target_supports_mult_synth_alg): New function.
9688 (synth_lshift_by_additions): Likewise.
9689 (apply_binop_and_append_stmt): Likewise.
9690 (vect_synth_mult_by_constant): Likewise.
9691 (target_has_vecop_for_code): Likewise.
9692 (vect_recog_mult_pattern): Use above functions to synthesize vector
9693 multiplication by integer constants.
9695 2016-07-14 Alan Modra <amodra@gmail.com>
9697 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
9698 gpr alternatives. Correct '*' placement on Y,r alternative.
9699 Add '*' on operand 1 of r,r alternative.
9701 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9703 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
9704 * expmed.h: ... Here.
9706 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
9708 * gimple.h (stmt_can_terminate_bb_p): New function.
9709 * tree-cfg.c (need_fake_edge_p): Rename to ...
9710 (stmt_can_terminate_bb_p): ... this; return true if stmt can
9711 throw external; handle const and pure calls.
9712 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
9714 2016-07-14 Richard Biener <rguenther@suse.de>
9716 PR tree-optimization/71866
9717 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
9718 (do_hoist_insertion): Avoid endless recursion when we
9719 didn't insert anything because we managed to simplify
9720 things down to a constant or SSA name.
9721 (fully_constant_expression): Re-write in terms of ...
9722 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
9723 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
9724 vn_nary_build_or_lookup_1.
9725 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
9726 (vn_nary_build_or_lookup): ... this which now wraps it.
9728 2016-07-14 Alan Modra <amodra@gmail.com>
9731 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
9732 with p9_vector override before power9-dform override.
9734 2016-07-13 Andi Kleen <ak@linux.intel.com>
9736 * value-prof.c (gimple_value_profile_transformations): Don't run
9737 when auto_profile is on.
9739 2016-07-13 Andi Kleen <ak@linux.intel.com>
9741 * auto-profile.c (update_inlined_ind_target,
9742 afdo_indirect_call): Print information to dump file.
9744 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
9746 * genrecog.c (special_predicate_operand_p): New function.
9747 (predicate_name): Move function.
9748 (validate_pattern): Don't warn about missing mode for all
9749 define_special_predicate predicates.
9751 2016-07-13 Bin Cheng <bin.cheng@arm.com>
9753 * tree-vect-data-refs.c (vect_no_alias_p): New function.
9754 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
9755 resolve alias checks which are known at compilation time.
9756 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
9757 alias checks are resolved. Move dump info for too many runtime
9758 alias checks to here...
9759 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
9761 2016-07-13 Richard Biener <rguenther@suse.de>
9763 PR tree-optimization/24574
9764 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
9765 position and add shift, rotate, divison and modulo support
9767 (value_replacement): Pass in argument position to absorbing_element_p.
9769 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
9772 * ipa-inline-transform.c (inline_call): Support
9773 instrumented thunks.
9775 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9777 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
9778 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
9780 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
9781 Baseline. Make initial alternative TARGET_32BIT only.
9782 (udivsi3): Likewise.
9783 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
9784 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
9787 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9789 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
9790 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
9791 availability with TARGET_HAVE_MOVT.
9792 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
9793 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
9794 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
9796 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
9797 extra instruction if MOVW is available. Use a cost variable
9798 incremented by COSTS_N_INSNS (1) when the condition match rather than
9799 returning an arithmetic expression based on COSTS_N_INSNS. Make
9800 constant with bottom half word zero cost 2 instruction if MOVW is
9802 * config/arm/arm.md (define_attr "arch"): Add v8mb.
9803 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
9804 target is ARMv8-M Baseline.
9805 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
9806 (arm_movtas_ze): Likewise.
9807 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
9808 alternative for constants satisfying j constraint.
9809 (thumb1_movsi_insn): Likewise.
9810 (movsi splitter for K alternative): Tighten condition to not trigger
9811 if movt is available and j constraint is satisfied.
9812 (Pe immediate splitter): Likewise.
9813 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
9814 constant fitting in an halfword to use MOVW.
9815 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
9818 2016-07-13 Richard Biener <rguenther@suse.de>
9821 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
9822 gimplifying the LHS. Make sure to gimplify a returning twice
9823 call LHS without using SSA names.
9825 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9827 * tree-data-ref.c (find_data_references_in_stmt): Remove
9828 unnecessary call to vec::release.
9829 (graphite_find_data_references_in_stmt): Likewise.
9830 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
9831 * tree-vect-stmts.c (vectorizable_condition): Likewise.
9833 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9835 * cfgexpand.c (expand_used_vars): Make the type of a local
9837 * genmatch.c (lower_for): Likewise.
9838 * haifa-sched.c (haifa_sched_init): Likewise.
9839 (add_to_speculative_block): Likewise.
9840 (create_check_block_twin): Likewise.
9841 * predict.c (handle_missing_profiles): Likewise.
9842 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
9843 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
9844 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
9846 (maybe_lower_iteration_bound): Likewise.
9847 * tree-ssa-sccvn.c (DFS): Likewise.
9848 * tree-stdarg.c (reachable_at_most_once): Likewise.
9849 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
9850 (vectorizable_store): Likewise.
9852 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9854 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
9855 (sccvn_dom_walker): make cond_stack an auto_vec.
9857 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9859 * ree.c (struct ext_state): Make type of members auto_vec.
9860 (find_and_remove_re): Adjust.
9862 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9864 * cfgexpand.c (struct stack_vars_data): Make type of fields
9866 (expand_used_vars): Adjust.
9868 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9870 * ipa.c (record_cdtor_fn): Adjust.
9871 (build_cdtor_fns): Likewise.
9872 (ipa_cdtor_merge): Make static_ctors and static_dtors local
9875 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9877 * genextract.c (struct accum_extract): Add constructor and make
9881 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9883 * tree.c (struct free_lang_data_d): Add constructor and change
9884 types of members to ones that automatically manage resources.
9885 (fld_worklist_push): Adjust.
9886 (find_decls_types): Likewise.
9887 (find_decls_types_in_eh_region): Likewise.
9888 (free_lang_data_in_cgraph): Stop manually creating and
9889 destroying members of free_lang_data_d.
9891 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
9893 PR rtl-optimization/68961
9894 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
9895 peephole variant. Use sse_reg_operand predicates.
9897 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
9899 * config/i386/predicates.md (x86_64_immediate_operand)
9900 <case CONST_INT>: Remove unneeded truncation to DImode.
9901 <case CONST>: Ditto.
9902 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9904 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9907 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
9908 The xxperm and xxpermr instructions require that the 2nd input
9909 operand overlap with the output operand, and not the 1st.
9910 (altivec_vperm_v8hiv16qi): Likewise.
9911 (altivec_vperm_<mode>_uns_internal): Likewise.
9912 (altivec_vpermr_<mode>_internal): Likewise.
9913 (vperm_v8hiv4si): Likewise.
9914 (vperm_v16qiv8hi): Likewise.
9916 2016-07-12 Nathan Sidwell <nathan@acm.org>
9918 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
9919 when -mno-pic-data-is-text-relative is in effect, by default.
9920 * doc/invoke.texi (mpic-data-is-text-relative): Document new
9921 behavior and clarify.
9923 2016-07-12 Martin Liska <mliska@suse.cz>
9925 * params.def: Add avg-loop niter.
9926 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
9927 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
9928 * doc/invoke.texi: Document the new parameter.
9930 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9933 * expr.c (store_constructor): Mask sign-extended bits when widening
9934 sub-word constructor element at the start of a word.
9936 2016-07-12 Martin Liska <mliska@suse.cz>
9938 * Makefile.in: Append rule for params-options.h.
9939 * params-options.h: New file.
9941 2016-07-12 Martin Liska <mliska@suse.cz>
9943 * ira-build.c (mark_loops_for_removal): Properly iterate
9946 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
9947 Richard Biener <rguenther@suse.de>
9949 PR tree-optimization/23286
9950 PR tree-optimization/70159
9951 * doc/invoke.texi: Document -fcode-hoisting.
9952 * common.opt (fcode-hoisting): New flag.
9953 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9954 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
9955 (do_regular_insertion): Rename to ...
9956 (do_pre_regular_insertion): ... this and amend general comments
9957 on insertion strathegy.
9958 (do_partial_partial_insertion): Rename to ...
9959 (do_pre_partial_partial_insertion): ... this.
9960 (do_hoist_insertion): New function.
9961 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
9962 and call do_hoist_insertion properly.
9964 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
9965 (pass_pre::execute): Register hoist_insert stats.
9967 2016-07-12 Jakub Jelinek <jakub@redhat.com>
9970 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
9971 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
9972 is different from mode's bitsize. Small cleanup.
9974 2016-07-12 Richard Biener <rguenther@suse.de>
9976 PR rtl-optimization/68961
9977 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9978 to simplify to a non-constant.
9980 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9983 * omp-low.c (expand_omp_target): Gimplify device.
9985 PR tree-optimization/71823
9986 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9987 to get vec_oprnds2 from op2.
9989 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9991 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9992 Hoist common subexpressions.
9993 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9995 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9998 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9999 prevent generation of 'stxsiwx' on pre Power8 hardware.
10001 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10003 * input.c: Include cpplib.h.
10004 (selftest::temp_source_file): New class.
10005 (selftest::temp_source_file::temp_source_file): New ctor.
10006 (selftest::temp_source_file::~temp_source_file): New dtor.
10007 (selftest::should_have_column_data_p): New function.
10008 (selftest::test_should_have_column_data_p): New function.
10009 (selftest::temp_line_table): New class.
10010 (selftest::temp_line_table::temp_line_table): New ctor.
10011 (selftest::temp_line_table::~temp_line_table): New dtor.
10012 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
10013 it to create a temp_line_table.
10014 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
10015 locations that are known to have column data.
10016 (selftest::line_table_case): New struct.
10017 (selftest::test_reading_source_line): Move tempfile handling
10018 to class temp_source_file.
10019 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
10020 (selftest::assert_token_loc_eq): New function.
10021 (ASSERT_TOKEN_LOC_EQ): New macro.
10022 (selftest::test_lexer): New function.
10023 (selftest::boundary_locations): New array.
10024 (selftest::input_c_tests): Call test_should_have_column_data_p.
10025 Loop over a test matrix of interesting values of location and
10026 default_range_bits, calling test_lexer on each case in the matrix.
10027 Move call to test_accessing_ordinary_linemaps into the matrix.
10028 * selftest.h (ASSERT_EQ): Reimplement in terms of...
10029 (ASSERT_EQ_AT): New macro.
10031 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
10034 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10035 Don't convert TImode in debug insn.
10037 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10039 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
10040 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
10041 (tree_type_common::lang_flag_7): New.
10042 (tree_type_common::spare): Reduce size.
10043 * tree.h (TYPE_ALIGN_OK): Remove.
10044 (TYPE_LANG_FLAG_7): New.
10045 (get_inner_reference): Adjust header.
10046 * print-tree.c (print_node): Adjust.
10047 * expr.c (get_inner_reference): Remove parameter keep_aligning.
10048 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
10049 calls to get_inner_reference.
10050 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
10051 handling of TYPE_ALIGN_OK.
10052 * builtins.c (get_object_alignment_2): Adjust call to
10053 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
10054 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
10056 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
10057 * cfgexpand.c (expand_debug_expr): Likewise.
10058 * dbxout.c (dbxout_expand_expr): Likewise.
10059 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
10060 loc_list_from_tree, fortran_common): Likewise.
10061 * fold-const.c (optimize_bit_field_compare,
10062 decode_field_reference, fold_unary_loc, fold_comparison,
10063 split_address_to_core_and_offset): Likewise.
10064 * gimple-laddress.c (execute): Likewise.
10065 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
10066 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
10067 * hsa-gen.c (gen_hsa_addr): Likewise.
10068 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
10069 * tsan.c (instrument_expr): Likewise.
10070 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
10071 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
10072 * tree-affine.c (tree_to_aff_combination,
10073 get_inner_reference_aff): Adjust calls to get_inner_reference.
10074 * tree-data-ref.c (split_constant_offset_1,
10075 dr_analyze_innermost): Likewise.
10076 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
10077 * tree-sra.c (ipa_sra_check_caller): Likewise.
10078 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
10079 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
10080 bswap_replace): Likewise.
10081 * tree-vect-data-refs.c (vect_check_gather,
10082 vect_analyze_data_refs): Likewise.
10083 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
10084 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
10087 2016-07-11 David Malcolm <dmalcolm@redhat.com>
10089 * Makefile.in (selftest-valgrind): New phony target.
10090 * function-tests.c (selftest::build_cfg): Delete pass instances
10091 created by the test.
10092 (selftest::convert_to_ssa): Likewise.
10093 (selftest::test_expansion_to_rtl): Likewise.
10094 * tree-cfg.c (selftest::test_linear_chain): Release dominator
10096 (selftest::test_diamond): Likewise.
10098 2016-07-11 Richard Biener <rguenther@suse.de>
10100 PR tree-optimization/71816
10101 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
10102 than replacing all of its operands.
10104 2016-07-11 Alan Modra <amodra@gmail.com>
10106 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
10107 (ctr<mode>): Add unspec.
10108 (ctr<mode>_internal*): Likewise.
10110 2016-07-08 James Bowman <james.bowman@ftdichip.com>
10112 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
10113 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
10115 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
10117 PR rtl-optimization/71621
10118 * lra-constraints.c (process_alt_operands): Check combination of
10119 reg class and mode.
10121 2016-07-08 Jason Merrill <jason@redhat.com>
10122 Richard Biener <rguenther@suse.de>
10124 P0145: Refining Expression Order for C++.
10125 * gimplify.c (initial_rhs_predicate_for): New.
10126 (gimplfy_modify_expr): Gimplify RHS before LHS.
10128 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10131 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10132 Allow standard error handling to take over when a wrong number
10133 of arguments is presented to __builtin_vec_ld () or
10134 __builtin_vec_st ().
10136 2016-07-08 Jiong Wang <jiong.wang@arm.com>
10138 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
10143 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
10144 __builtin_aarch64_fmaxv2sf.
10145 (vmaxnmq_f32): Likewise.
10146 (vmaxnmq_f64): Likewise.
10147 (vminnm_f32): Likewise.
10148 (vminnmq_f32): Likewise.
10149 (vminnmq_f64): Likewise.
10151 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
10154 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
10155 enable -mfloat128-hardware by default.
10156 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
10157 that IEEE 128-bit hardware support needs.
10158 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
10159 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
10160 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
10161 floating point requires.
10162 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10163 -mfloat128 and -mfloat128-hardware changes.
10165 2016-07-08 Alan Hayward <alan.hayward@arm.com>
10167 PR tree-optimization/71667
10168 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
10170 2016-07-08 Martin Liska <mliska@suse.cz>
10172 PR middle-end/71606
10173 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
10174 folding produces SAVE_EXPRs, thus return false for the type.
10176 2016-07-07 Martin Liska <mliska@suse.cz>
10178 * file-find.c (remove_prefix): New function.
10179 * file-find.h (remove_prefix): Declare the function.
10180 * gcc-ar.c (main): Skip a folder of the wrapper if
10181 a wrapped binary would point to the same file.
10183 2016-07-07 Jan Hubicka <jh@suse.cz>
10185 * tree-scalar-evolution.c (iv_can_overflow_p): export.
10186 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
10187 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
10189 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
10192 * ipa-inline-analysis.c (compute_inline_parameters): Set
10193 local.can_change_signature to false for intrumentation
10196 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10198 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
10199 with TARGET_HAVE_MOVT.
10200 (TARGET_HAVE_MOVT): Define.
10201 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
10202 availability with TARGET_HAVE_MOVT.
10203 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
10205 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
10207 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
10208 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
10209 * config/arm/constraints.md (define_constraint "j"): Use
10210 TARGET_HAVE_MOVT to check MOVT availability.
10212 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10214 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
10216 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10218 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
10219 (armv8-m.main): Likewise.
10220 (armv8-m.main+dsp): Likewise.
10221 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
10222 (FL_FOR_ARCH8M_MAIN): Likewise.
10223 * config/arm/arm-tables.opt: Regenerate.
10224 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
10225 armv8-m.main+dsp to BE8_LINK_SPEC.
10226 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
10227 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
10228 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
10229 Baseline and Mainline.
10230 (arm_option_override_internal): Also disable arm_restrict_it when
10231 !arm_arch_notm. Update comment for -munaligned-access to also cover
10233 (arm_file_start): Increase buffer size for printing architecture name.
10234 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
10235 and armv8-m.main+dsp.
10236 (mno-unaligned-access): Clarify that this is disabled by default for
10237 ARMv8-M Baseline architectures as well.
10239 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
10241 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
10242 decide whether to prevent some libgcc routines being included for some
10243 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
10244 link between this condition and the one in
10245 libgcc/config/arm/lib1func.S.
10247 2016-07-07 Richard Biener <rguenther@suse.de>
10249 * tree-ssa-pre.c: Include alias.h.
10250 (compute_avail): If we have multiple VN_REFERENCEs with the
10251 same hashtable entry adjust that to make it a valid replacement
10252 for all of them with respect to alignment and aliasing
10253 when doing insertion.
10254 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
10255 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
10257 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
10261 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
10262 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
10265 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10267 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
10268 (adjust_mems): Adjust.
10269 (adjust_insn): Likewise.
10270 (prepare_call_arguments): Likewise.
10272 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10274 * gcse.c (struct ls_expr): Make stores field a vector.
10275 (ldst_entry): Adjust.
10276 (free_ldst_entry): Likewise.
10277 (print_ldst_list): Likewise.
10278 (compute_ld_motion_mems): Likewise.
10279 (update_ld_motion_stores): Likewise.
10281 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10283 * gcse.c (struct ls_expr): Remove loads field.
10284 (ldst_entry): Adjust.
10285 (free_ldst_entry): Likewise.
10286 (print_ldst_list): Likewise.
10287 (compute_ld_motion_mems): Likewise.
10289 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10291 * store-motion.c (struct st_expr): Make antic_stores a vector.
10292 (st_expr_entry): Adjust.
10293 (free_st_expr_entry): Likewise.
10294 (print_store_motion_mems): Likewise.
10295 (find_moveable_store): Likewise.
10296 (compute_store_table): Likewise.
10297 (remove_reachable_equiv_notes): Likewise.
10298 (replace_store_insn): Likewise.
10299 (build_store_vectors): Likewise.
10301 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10303 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
10304 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
10306 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
10308 PR tree-optimization/71518
10309 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
10310 misalign also for outer loops with negative step.
10312 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
10314 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
10315 (cortex_a53_shift): Add mov_shift.
10316 (cortex_a53_shift_reg): Add new reservation for register shifts.
10317 (cortex_a53_alu): Remove bfm.
10318 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
10319 (cortex_a53_alu_extr): Add new reservation for EXTR.
10320 (bypasses): Improve bypass modelling.
10322 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10325 * config/avr/avr.c (avr_asm_select_section): Strip off
10326 SECTION_DECLARED from flags when calling get_section.
10328 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10330 * tree-vectorizer.h (vect_memory_access_type): Add
10331 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
10332 * tree-vect-stmts.c (compare_step_with_zero): New function.
10333 (perm_mask_for_reverse): Move further up file.
10334 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
10336 (get_negative_load_store_type): New function.
10337 (get_load_store_type): Call it. Add an ncopies argument.
10338 (vectorizable_mask_load_store): Update call accordingly and
10339 remove tests for negative steps.
10340 (vectorizable_store, vectorizable_load): Likewise. Handle new
10341 memory_access_types.
10343 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10345 * tree-vectorizer.h (vect_memory_access_type): New enum.
10346 (_stmt_vec_info): Add a memory_access_type field.
10347 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
10348 (vect_model_store_cost): Take an access type instead of a boolean.
10349 (vect_model_load_cost): Likewise.
10350 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
10351 vect_model_store_cost and vect_model_load_cost.
10352 * tree-vect-stmts.c (vec_load_store_type): New enum.
10353 (vect_model_store_cost): Take an access type instead of a
10354 store_lanes_p boolean. Simplify tests.
10355 (vect_model_load_cost): Likewise, but for load_lanes_p.
10356 (get_group_load_store_type, get_load_store_type): New functions.
10357 (vectorizable_store): Use get_load_store_type. Record the access
10358 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
10359 (vectorizable_load): Likewise.
10360 (vectorizable_mask_load_store): Likewise. Replace is_store
10361 variable with vls_type.
10363 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10365 * tree-vectorizer.h (vect_grouped_load_supported): Add a
10366 single_element_p parameter.
10367 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
10368 Check the PR65518 case here rather than in vectorizable_load.
10369 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
10370 * tree-vect-stmts.c (vectorizable_load): Likewise.
10372 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10374 * tree-vectorizer.h (gather_scatter_info): New structure.
10375 (vect_check_gather_scatter): Return a bool rather than a decl.
10376 Replace return-by-pointer arguments with a single
10377 gather_scatter_info *.
10378 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
10379 (vect_analyze_data_refs): Update call accordingly.
10380 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
10381 (vectorizable_mask_load_store): Likewise. Also record the
10382 offset dt and vectype in the gather_scatter_info.
10383 (vectorizable_store): Likewise.
10384 (vectorizable_load): Likewise.
10386 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10388 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
10389 strided groups, use the cost of N scalar accesses instead
10390 of ncopies vector accesses.
10391 (vect_model_load_cost): Likewise.
10393 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10395 * tree-vect-stmts.c (vect_cost_group_size): Delete.
10396 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
10397 variable to indicate when once-per-group costs are being used.
10398 (vect_model_load_cost): Likewise. Fix comment and misindented code.
10400 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
10402 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
10403 peeling-for-gaps condition.
10405 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10407 * config/s390/s390.c (s390_expand_vec_init): Force initializer
10408 element to register if it doesn't match general_operand.
10410 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
10411 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10413 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
10415 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
10416 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
10417 (SIGNBIT): New mode iterator.
10418 (Fsignbit): New mode attribute.
10419 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
10420 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
10421 when direct moves are available.
10422 (signbit<mode>2_dm): New define_insn_and_split).
10423 (signbit<mode>2_dm2): New define_insn.
10425 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10427 PR rtl-optimization/71594
10428 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
10429 into subregs of appropriate mode before trying to emit a conditional
10432 2016-07-05 Jan Hubicka <jh@suse.cz>
10434 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
10435 (simple_iv): Use it.
10437 2016-07-05 Jan Hubicka <jh@suse.cz>
10439 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
10441 2016-07-05 Jiong Wang <jiong.wang@arm.com>
10443 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
10446 2016-07-05 Jan Hubicka <jh@suse.cz>
10448 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
10451 2016-07-05 Richard Biener <rguenther@suse.de>
10453 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
10454 Handle empty else block.
10455 (is_feasible_trace): Likewise.
10456 (split_paths): Likewise.
10458 2016-07-05 Richard Biener <rguenther@suse.de>
10460 * tree-loop-distribution.c (distribute_loop): Fix issue with
10461 the cost model loop.
10463 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
10465 * config/arm/neon-testgen.ml: Delete.
10466 * config/arm/neon.ml: Delete.
10468 2016-07-04 Jakub Jelinek <jakub@redhat.com>
10471 * tree.c (attribute_value_equal): Use get_attribute_name instead of
10472 directly using TREE_PURPOSE.
10474 2016-07-04 Jiong Wang <jiong.wang@arm.com>
10476 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
10477 * config/aarch64/aarch64_neon.h: Likewise.
10478 * config/aarch64/arm_neon.h: Likewise.
10479 * config/aarch64/atomics.md: Likewise.
10480 * config/aarch64/aarch64-simd-builtins.def: Likewise.
10481 * doc/invoke.texi: Likewise.
10483 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10485 * config/s390/s390.md: Add "z13" cpu_facility.
10486 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
10487 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
10488 condition" type instructions.
10490 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
10491 Jeff Law <law@redhat.com>
10493 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
10494 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
10496 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
10498 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
10499 permutation for TARGET_AVX512F.
10500 (ix86_expand_vec_one_operand_perm_avx512): New function.
10501 (expand_vec_perm_1): Invoke introduced function.
10502 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10503 it may be not valid after vectorization.
10505 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10508 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
10509 typo in comment. Only force to memory if it is a weak
10510 external reference.
10512 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
10513 Jiong Wang <jiong.wang@arm.com>
10515 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
10516 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
10517 (AARCH64_FL_F16): New.
10518 (AARCH64_FL_FOR_ARCH8_2): New.
10519 (AARCH64_ISA_8_2): New.
10520 (AARCH64_ISA_F16): New.
10521 (TARGET_FP_F16INST): New.
10522 (TARGET_SIMD_F16INST): New.
10523 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
10524 ("fp"): Disabling "fp" also disables "fp16".
10525 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
10526 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
10527 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
10528 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
10530 2016-07-04 Jan Beulich <jbeulich@suse.com>
10532 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
10534 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10537 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
10538 the insns, use an insn form that does not adjust the offset on
10539 little endian systems.
10541 2016-07-01 Jan Beulich <jbeulich@suse.com>
10543 * varasm.c (get_variable_section): Validate initializer in
10544 named .bss-like sections.
10546 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
10548 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
10549 Exchange the order of the second and third operands in the vpermr
10550 instruction tmeplate.
10552 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
10555 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
10556 Disallow TDmode values.
10558 2016-07-01 Alan Modra <amodra@gmail.com>
10560 PR rtl-optimization/71709
10561 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
10562 being set, not referenced.
10564 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
10566 PR tree-optimization/70729
10567 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
10568 of loop since it can be not valid after transformation.
10570 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10572 * config/arm/arm.c (thumb_reload_in_hi): Delete.
10573 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
10575 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
10577 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
10580 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10583 * config/rs6000/constraints.md (wY constraint): New constraint to
10584 match the requirements for the LXSD and STXSD instructions.
10585 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
10586 predicate to match the requirements for the LXSD and STXSD
10588 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
10589 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
10590 to make sure that the bottom 2 bits of offset are 0, the address
10591 form is offsettable, and no updating is done in the address mode.
10592 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
10593 (movdi_internal32): Likewise
10594 (movdi_internal64): Likewise.
10596 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10598 PR tree-optimization/71707
10599 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
10600 strinfo even for ADDR_EXPR ptr.
10602 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
10604 * config/rs6000/altivec.md (darn_32): Change the condition to
10605 TARGET_P9_MISC instead of TARGET_MODULO.
10606 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
10607 condition expression.
10608 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
10609 condition expression.
10610 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
10611 (DFP_TEST): New code iterator.
10612 (dfptstsfi_<code>_mode>): New define_expand.
10613 (*dfp_sgnfcnc_<mode>): New define_insn.
10614 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
10615 definition next to BU_P9_MISC_1 definition and change the MASK
10616 value to RS6000_BTM_P9_MISC.
10617 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
10618 (BU_P9_64BIT_MISC_0): Likewise.
10619 (BU_P9_DFP_MISC_0): New macro definition.
10620 (BU_P9_DFP_MISC_1): New macro definition.
10621 (BU_P9_DFP_MISC_2): New macro definition.
10622 (BU_P9_DFP_OVERLOAD_1): New macro definition.
10623 (BU_P9_DFP_OVERLOAD_2): New macro definition.
10624 (BU_P9_DFP_OVERLOAD_3): New macro definition.
10625 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
10626 (TSTSFI_LT_TD): Likewise.
10627 (TSTSFI_EQ_DD): Likewise.
10628 (TSTSFI_EQ_TD): Likewise.
10629 (TSTSFI_GT_DD): Likewise.
10630 (TSTSFI_GT_TD): Likewise.
10631 (TSTSFI_OV_DD): Likewise.
10632 (TSTSFI_OV_TD): Likewise.
10633 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
10634 (TSTSFI_LT_DD): Likewise.
10635 (TSTSFI_LT_TD): Likewise.
10636 (TSTSFI_EQ): Likewise.
10637 (TSTSFI_EQ_DD): Likewise.
10638 (TSTSFI_EQ_TD): Likewise.
10639 (TSTSFI_GT): Likewise.
10640 (TSTSFI_GT_DD): Likewise.
10641 (TSTSFI_GT_TD): Likewise.
10642 (TSTSFI_OV): Likewise.
10643 (TSTSFI_OV_DD): Likewise.
10644 (TSTSFI_OV_TD): Likewise.
10645 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10646 overloaded test significance functions.
10647 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10648 OPTION_MASK_P9_MISC into the representation of this mask.
10649 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
10651 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
10652 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
10654 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
10655 argument is a 6-bit unsigned literal value if the icode argument
10656 represents a DFP test significance built-in call.
10657 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
10658 flag used independently and in combination with the
10659 RS6000_BTM_64BIT flag.
10660 (rs6000_opt_masks): Add entry for power9-misc command-line option.
10661 (rs6000_builtin_mask_names): Add entry for power9-misc
10662 command-line option.
10663 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
10664 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
10665 RS6000_BTM_P9_MISC macros.
10666 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
10667 option and change the description of the -mpower9-vector option to
10668 enable only vector instructions, removing its erroneously claimed
10669 support for scalar instructions.
10670 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10671 the ISA 3.0 digital floating point test significance built-in
10674 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
10676 * config/aarch64/aarch64.c (cortexa35_tunings):
10677 Enable AES fusion. Use cortexa57_branch_cost.
10678 (cortexa53_tunings): Use cortexa57_branch_cost.
10679 (cortexa72_tunings): Use cortexa57_branch_cost.
10680 Use AUTOPREFETCHER_WEAK.
10681 (cortexa73_tunings): Use cortexa57_branch_cost.
10683 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10684 James Greenhalgh <james.greenhalgh@arm.com>
10686 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
10687 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
10688 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
10689 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
10690 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
10691 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
10692 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
10693 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
10694 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
10695 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
10696 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
10697 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
10698 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
10701 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
10702 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10704 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
10706 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
10708 2016-06-30 David Malcolm <dmalcolm@redhat.com>
10711 * gcc.c (driver::build_option_suggestions): Pass "option" to
10712 add_misspelling_candidates.
10713 * opts-common.c (add_misspelling_candidates): Add "option" param;
10714 use it to avoid adding negated forms for options marked with
10716 * opts.h (add_misspelling_candidates): Add "option" param.
10718 2016-06-30 Jakub Jelinek <jakub@redhat.com>
10720 PR middle-end/71693
10721 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
10722 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
10723 first when permuting bitwise operation with rotate. Cast
10724 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
10726 2016-06-29 David Malcolm <dmalcolm@redhat.com>
10728 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
10729 for misspelled param names.
10730 * params.c: Include spellcheck.h.
10731 (find_param_fuzzy): New function.
10732 * params.h (find_param_fuzzy): New prototype.
10733 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
10734 * spellcheck.h (struct edit_distance_traits<const char *>):
10737 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
10739 * config/rs6000/predicates.md (const_0_to_7_operand): New
10740 predicate, recognize 0..7.
10741 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10742 support for doing extracts from V16QImode, V8HImode, V4SImode
10744 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
10745 vector extract support.
10746 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
10747 for ISA 3.0 vector extract.
10748 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
10749 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
10750 extracts of a constant element number from small integer vectors
10751 on 64-bit ISA 3.0 systems.
10752 (vsx_extract_<mode>_di): Likewise.
10753 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
10754 say when we can do ISA 3.0 vector extracts.
10755 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
10756 registers, using the stxsiwx instruction.
10758 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
10760 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
10761 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
10762 qdf24xx_regmove_cost, qdf24xx_tunings): New.
10763 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
10764 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
10765 * config/arm/arm.c (arm_qdf24xx_tune): New.
10767 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
10769 * config/aarch64/aarch64.c (cortexa53_tunings):
10770 Increase loop alignment to 8. Set function alignment to 16.
10771 (cortexa35_tunings): Likewise.
10772 (cortexa57_tunings): Increase loop alignment to 8.
10773 (cortexa72_tunings): Likewise.
10774 (cortexa73_tunings): Likewise.
10776 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
10778 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
10779 for arm_fp16_ok and arm_fp16_hw.
10780 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
10781 arm_fp16_alternative.
10783 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
10785 PR tree-optimization/71655
10786 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
10787 types when swapping operands.
10789 2016-06-29 Martin Liska <mliska@suse.cz>
10791 PR middle-end/71585
10792 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
10793 * ipa-inline-transform.c (inline_call): Remove unnecessary call
10794 of build_optimization_node.
10796 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
10798 PR tree-optimization/70729
10799 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
10800 independent in loops having positive safelen value.
10801 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
10802 it may be not valid after vectorization.
10804 2016-06-29 Jakub Jelinek <jakub@redhat.com>
10806 PR tree-optimization/71625
10807 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
10808 is sorted by ascending list->offset. If PTR is non-NULL and there is
10809 previous strinfo, call get_stridx_plus_constant.
10810 (get_stridx): Pass exp as second argument to get_addr_stridx.
10811 (addr_stridxptr): Add missing list = list->next, so that there can be
10812 more than one entries in the list. Bump limit from 16 to 32. Ensure
10813 the list is sorted by ascending list->offset.
10814 (get_stridx_plus_constant): Adjust so that it can be also called with
10815 ADDR_EXPR instead of SSA_NAME as PTR.
10816 (handle_char_store): Pass NULL_TREE as second argument to
10819 2016-06-29 Richard Biener <rguenther@suse.de>
10821 PR rtl-optimization/68961
10822 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
10824 2016-06-29 Richard Biener <rguenther@suse.de>
10826 PR middle-end/71002
10827 * alias.c (component_uses_parent_alias_set_from): Handle
10828 type punning through union accesses by using the union alias set.
10829 * gimple.c (gimple_get_alias_set): Remove union type punning case.
10831 2016-07-29 Richard Biener <rguenther@suse.de>
10833 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
10834 precision not matching mode precision.
10836 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
10838 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
10839 pa_output_arg_descriptor.
10840 (call_val_symref_64bit_post_reload): Likewise.
10841 (call_val_powf_64bit_post_reload): Likewise.
10842 (sibcall_internal_symref_64bit): Likewise.
10843 (sibcall_value_internal_symref_64bit): Likewise.
10845 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10847 PR middle-end/71626
10848 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
10849 a constant, force its SUBREG_REG into memory or register instead
10852 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10855 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
10856 * doc/invoke.texi (AVR Options): Document it.
10858 2016-06-28 Walter Lee <walt@tilera.com>
10860 * config/tilegx/linux.h: Do not include arch/icache.h
10861 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10862 * config/tilepro/linux.h: Do not include arch/icache.h
10863 (CLEAR_INSN_CACHE): Provide inlined definition directly.
10865 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
10867 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
10868 for big-endian BIT_FIELD_REF.
10870 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
10872 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
10873 ('size' attribute): Add '128'.
10875 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
10876 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
10877 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
10878 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
10879 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
10880 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
10881 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
10882 *trunc<mode>df2_odd): Set size attribute to '128'.
10883 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
10884 * config/rs6000/power6.md (power6-fp): Include dfp type.
10885 * config/rs6000/power7.md (power7-fp): Likewise.
10886 * config/rs6000/power8.md (power8-fp): Likewise.
10887 * config/rs6000/power9.md: New file.
10888 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
10889 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
10890 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
10892 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
10893 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10894 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
10895 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
10896 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
10897 dfp_dscri_<mode>): Change type attribute to dfp.
10898 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
10899 attribute to vecsimple.
10900 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
10901 and prefetch streams.
10902 (rs6000_option_override_internal): Remove temporary code setting
10903 tuning to power8. Don't set rs6000_sched_groups for power9.
10904 (last_scheduled_insn): Change to rtx_insn *.
10905 (divide_cnt, vec_load_pendulum): New variables.
10906 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
10907 (rs6000_issue_rate): Set issue rate for Power9.
10908 (is_power9_pairable_vec_type): New.
10909 (power9_sched_reorder2): New.
10910 (rs6000_sched_reorder2): Call new function for Power9 specific
10912 (insn_must_be_first_in_group): Remove Power9.
10913 (insn_must_be_last_in_group): Likewise.
10914 (force_new_group): Likewise.
10915 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
10916 Initialize divide_cnt/vec_load_pendulum.
10917 (_rs6000_sched_context, rs6000_init_sched_context,
10918 rs6000_set_sched_context): Handle context save/restore of new
10921 2016-06-28 Richard Biener <rguenther@suse.de>
10923 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
10924 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
10925 COMPONENT_REF operand.
10926 (nonoverlapping_component_refs_p): Likewise.
10927 * stor-layout.c (start_bitfield_representative): Mark
10928 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
10930 2016-06-28 Jakub Jelinek <jakub@redhat.com>
10932 * Makefile.in: Don't cat ../stage_current if it does not exist.
10934 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
10935 last argument is a bit-field.
10937 PR rtl-optimization/71673
10938 * internal-fn.c (expand_arith_overflow_result_store): Use
10939 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
10940 expand_simple_binop.
10942 PR middle-end/66867
10943 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10944 expand_ifn_atomic_compare_exchange): New functions.
10945 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
10946 * tree.h (build_call_expr_internal_loc): Rename to ...
10947 (build_call_expr_internal_loc_array): ... this. Fix up type of
10949 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
10950 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
10951 ATOMIC_COMPARE_EXCHANGE result.
10952 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
10953 * gimple-fold.h (optimize_atomic_compare_exchange_p,
10954 fold_builtin_atomic_compare_exchange): New prototypes.
10955 * gimple-fold.c (optimize_atomic_compare_exchange_p,
10956 fold_builtin_atomic_compare_exchange): New functions..
10957 * tree-ssa.c (execute_update_addresses_taken): If
10958 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
10959 of call when finding addressable vars, and if such var becomes
10960 non-addressable, call fold_builtin_atomic_compare_exchange.
10962 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
10965 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
10966 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
10968 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
10970 * config/rs6000/rs6000.md ('type' attribute): Add
10971 veclogical,veccmpfx,vecexts,vecmove insn types.
10972 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
10973 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
10974 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
10975 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
10976 *nabs<mode>2_hw): Change type to vecmove.
10977 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10978 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10979 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10980 *ieee_128bit_vsx_abs<mode>2_internal,
10981 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10982 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10983 *ieee128_mtvsrd_32bit): Change type to veclogical.
10984 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10985 *movdi_internal32, *movdi_internal64): Update insn types.
10986 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10987 vsx_extract_<mode>): Change type to veclogical.
10988 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10989 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10990 *vsx_sign_extend_si_v2di): Change type to vecexts.
10991 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10992 type to veclogical.
10993 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10994 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10995 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10996 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10997 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10998 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10999 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
11000 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
11001 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
11002 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
11003 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
11004 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
11005 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
11006 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
11007 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
11008 (ppc7450-vecsimple): Add veclogical, vecmove.
11009 (ppc7450-veccmp): Add veccmpfx.
11010 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
11012 (ppc8540_vector_compare): Add veccmpfx.
11013 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
11014 * config/rs6000/cell.md (cell-fp): Add fpsimple.
11015 (cell-vecsimple): Add veclogical, vecmove.
11016 (cell-veccmp): Add veccmpfx.
11017 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
11018 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
11020 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
11021 * config/rs6000/power4.md (power4-fp): Add fpsimple.
11022 (power4-vecsimple): Add veclogical, vecmove.
11023 (power4-veccmp): Add veccmpfx.
11024 * config/rs6000/power5.md (power5-fp): Add fpsimple.
11025 * config/rs6000/power6.md (power6-fp): Add fpsimple.
11026 (power6-vecsimple): Add veclogical, vecmove.
11027 (power6-veccmp): Add veccmpfx.
11028 * config/rs6000/power7.md (power7-fp): Add fpsimple.
11029 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
11030 * config/rs6000/power8.md (power8-fp): Add fpsimple.
11031 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
11032 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
11033 * config/rs6000/titan.md (titan_fp): Add fpsimple.
11034 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
11036 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
11038 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
11041 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11042 OPTION_MASK_P9_DFORM_VECTOR.
11043 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
11044 disable -mpower9-dform-vector when using reload.
11045 (quad_address_p): Remove 'gpr_p' argument and all associated code.
11046 New 'strict' argument. Update all callers. Add strict addressing
11048 (rs6000_legitimate_offset_address_p): Remove call to
11049 virtual_stack_registers_memory_p.
11050 (rs6000_legitimize_reload_address): Add quad address support.
11051 (rs6000_legitimate_address_p): Move call to quad_address_p above
11052 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
11053 to account for new strict usage.
11054 (rs6000_output_move_128bit): Adjust quad_address_p args to account
11055 for new strict usage.
11056 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
11058 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
11065 * config/i386/i386.c (ix86_spill_class): Disable condition to
11066 always return NO_REGS.
11068 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
11070 * predict.c: Include gimple-pretty-print.h
11071 (predicted_by_loop_heuristics_p): Check also
11072 PRED_LOOP_EXIT_WITH_RECURSION
11073 (predict_loops): Find self recursive calls and use special purpose
11074 predictors for them; dump log about decisions.
11075 (pass_profile::execute): Dump info about #of iterations.
11076 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
11077 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
11079 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
11081 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
11082 output_asm_insn calls and shorten long lines. Output .CALL
11083 argument descriptor using pa_output_arg_descriptor. Add various
11084 inline $$dyncall and other optimizations.
11085 (pa_attr_length_indirect_call): Adjust ordering and lengths.
11087 2016-06-25 Jakub Jelinek <jakub@redhat.com>
11089 PR tree-optimization/71643
11090 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
11093 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
11094 leak a bitmap if dep_bb is NULL.
11096 PR tree-optimization/71631
11097 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
11098 to rewrite_expr_tree even if negate_result, move new_lhs var
11099 declaration and initialization earlier, for powi_result set afterwards
11100 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
11101 if new_lhs != lhs, and don't shadow gsi var.
11103 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11105 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
11106 Add in_loop parameter.
11107 (predict_loops): Add loop guard heuristics.
11108 * predict.def (PRED_LOOP_GUARD): New heuristics.
11110 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
11112 * predict.c: Include ipa-utils.h
11113 (tree_bb_level_prediction): Predict recursive calls.
11114 (tree_estimate_probability_bb): Skip inexpensive calls for call
11116 * predict.def (PRED_RECURSIVE_CALL): New.
11118 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11120 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
11121 (BU_FLOAT128_1): Likewise.
11123 (COPYSIGNQ): Likewise.
11124 (RS6000_BUILTIN_NANQ): Likewise.
11125 (RS6000_BUILTIN_NANSQ): Likewise.
11126 (RS6000_BUILTIN_INFQ): Likewise.
11127 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
11128 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
11129 (TARGET_FOLD_BUILTIN): New #define.
11130 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
11131 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
11132 (rs6000_fold_builtin): New target hook implementation, handling
11133 folding of 128-bit NaNs and infinities.
11134 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
11135 entries are filled in to avoid problems during bootstrap
11136 self-test; define builtins for 128-bit NaNs and infinities.
11137 (rs6000_opt_mask): Add entry for float128.
11138 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
11139 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
11140 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
11141 (const_str_type_node): New #define.
11142 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
11143 to a define_expand that dispatches to either copysign<mode>3_soft
11144 or copysign<mode>3_hard.
11145 (copysign<mode>3_hard): Rename from copysign<mode>3.
11146 (copysign<mode>3_soft): New define_insn.
11147 * doc/extend.texi: Document new builtins.
11149 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11151 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
11152 PRIu64 instead of lu.
11154 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
11157 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
11158 copy the type name.
11160 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11162 PR tree-optimization/71647
11163 * omp-low.c (lower_rec_input_clauses): Convert
11164 omp_clause_aligned_alignment (c) to size_type_node for the
11165 last argument of __builtin_assume_aligned.
11167 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
11169 * configure.ac (calling ___tls_get_addr via GOT): New
11170 assembler/linker check.
11171 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
11172 assembler and linker supports calling ___tls_get_addr via GOT.
11173 Otherise, defined to 0.
11174 * config.in: Regenerated.
11175 * configure: Likewise.
11176 * config/i386/constraints.md (Yb): New constraint.
11177 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
11178 (REG_CLASS_NAMES): Likewise.
11179 (REG_CLASS_CONTENTS): Likewise.
11180 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
11181 the b constraint with the Yb constraint. Call ___tls_get_addr
11182 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
11184 (*tls_local_dynamic_base_32_gnu): Likewise.
11185 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
11186 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
11187 (*tls_local_dynamic_base_64_<mode>): Likewise.
11189 2016-06-24 Martin Liska <mliska@suse.cz>
11191 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
11192 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
11194 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
11195 argument to true if the expected number of iterations is
11198 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
11200 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
11201 assemble for 32bit target.
11202 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
11203 and $ld_ix86_gld_32_opt to link for 32bit target.
11204 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
11205 * configure: Regenerate.
11207 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11209 * config/arm/arm.c (int_log2): Delete definition and prototype.
11210 (shift_op): Use exact_log2 instead of int_log2.
11211 (vfp3_const_double_for_fract_bits): Likewise.
11213 2016-06-24 Jakub Jelinek <jakub@redhat.com>
11215 * internal-fn.c (expand_arith_set_overflow): New function.
11216 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
11218 (expand_arith_overflow_result_store): Likewise. Handle precision
11219 smaller than mode precision.
11220 * tree-vrp.c (extract_range_basic): For imag part, handle
11221 properly signed 1-bit precision result.
11222 * doc/extend.texi (__builtin_add_overflow): Document that last
11223 argument can't be pointer to enumerated or boolean type.
11224 (__builtin_add_overflow_p): Document that last argument can't
11225 have enumerated or boolean type.
11227 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11228 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11230 * config/rs6000/predicates.md (splat_input_operand): Rework.
11231 Don't allow constants, since the insns that use this predicate
11232 don't support constants. Constants are handled by other insns
11233 that are created via combine. During and after register
11234 allocation, only allow indexed or indirect addresses, and not
11235 general addresses. Only allow modes supported by the hardware.
11236 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
11237 comment. Move check for using VSPLTIS<x> to a common location,
11238 instead of doing it in two different places.
11240 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
11242 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11243 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
11244 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
11245 signature_CENTAUR_ebx.
11247 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
11251 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
11252 (as_ix86_gas_32_opt): This.
11253 (ld_ix86_tls_ldm_opt): Renamed to ...
11254 (ld_ix86_gld_32_opt): This.
11255 (R_386_TLS_LDM reloc): Updated.
11256 (R_386_GOT32X reloc): New assembler/linker check.
11257 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
11258 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
11260 * config.in: Regenerated.
11261 * configure: Likewise.
11262 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
11263 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
11264 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
11265 if ix86_force_load_from_GOT_p returns true.
11266 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
11267 ix86_force_load_from_GOT_p returns true.
11268 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
11269 the external function address via the GOT slot.
11270 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
11271 HAVE_AS_IX86_GOT32X before returning false.
11272 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
11273 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
11275 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
11277 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
11279 2016-06-23 Andi Kleen <ak@linux.intel.com>
11281 * Makefile.in: Regenerate.
11282 * doc/install.texi: Document autoprofiledbootstrap.
11284 2016-06-23 Andi Kleen <ak@linux.intel.com>
11286 * config/i386/gcc-auto-profile: New file.
11288 2016-06-23 Martin Liska <mliska@suse.cz>
11290 PR middle-end/71619
11291 * predict.c (predict_loops): Revert the hunk that was removed
11294 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
11296 * config.gcc: Add support for arm*-*-phoenix* targets.
11297 * config/arm/t-phoenix: New.
11298 * config/phoenix.h: New.
11300 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
11301 H.J. Lu <hongjiu.lu@intel.com>
11304 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
11305 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
11306 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
11307 ix86_force_load_from_GOT_p returns true.
11308 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
11309 ix86_force_load_from_GOT_p returns true.
11310 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
11311 ix86_force_load_from_GOT_p returns true.
11312 (ix86_expand_move): Load the external function address via the
11313 GOT slot if ix86_force_load_from_GOT_p returns true.
11314 * config/i386/predicates.md (x86_64_immediate_operand): Return
11315 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
11316 (x86_64_zext_immediate_operand): Ditto.
11318 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
11320 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
11322 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11325 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
11326 * diagnostic.c (pedwarn_at_rich_loc): New function.
11327 * spellcheck.h (best_match::best_match): Add a
11328 "best_distance_so_far" optional parameter.
11329 (best_match::set_best_so_far): New method.
11330 (best_match::get_best_distance): New accessor.
11331 (best_match::get_best_candidate_length): New accessor.
11333 2016-06-22 Nick Clifton <nickc@redhat.com>
11335 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
11336 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
11337 modes are accepted as well.
11338 (ucompare_loc_descriptor): Likewise.
11339 (minmax_loc_descriptor): Likewise.
11340 (clz_loc_descriptor): Likewise.
11341 (popcount_loc_descriptor): Likewise.
11342 (bswap_loc_descriptor): Likewise.
11343 (rotate_loc_descriptor): Likewise.
11344 (mem_loc_descriptor): Likewise.
11345 (loc_descriptor): Likewise.
11347 2016-06-22 David Malcolm <dmalcolm@redhat.com>
11349 * common.opt (fdiagnostics-parseable-fixits): New option.
11350 * diagnostic.c: Include "selftest.h".
11351 (print_escaped_string): New function.
11352 (print_parseable_fixits): New function.
11353 (diagnostic_report_diagnostic): Call print_parseable_fixits.
11354 (selftest::assert_print_escaped_string): New function.
11355 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
11356 (selftest::test_print_escaped_string): New function.
11357 (selftest::test_print_parseable_fixits_none): New function.
11358 (selftest::test_print_parseable_fixits_insert): New function.
11359 (selftest::test_print_parseable_fixits_remove): New function.
11360 (selftest::test_print_parseable_fixits_replace): New function.
11361 (selftest::diagnostic_c_tests): New function.
11362 * diagnostic.h (struct diagnostic_context): Add field
11363 "parseable_fixits_p".
11364 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
11365 -fdiagnostics-parseable-fixits.
11366 (-fdiagnostics-parseable-fixits): New option.
11367 * opts.c (common_handle_option): Handle
11368 -fdiagnostics-parseable-fixits.
11369 * selftest-run-tests.c (selftest::run_tests): Call
11370 selftest::diagnostic_c_tests.
11371 * selftest.h (selftest::diagnostic_c_tests): New prototype.
11373 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
11375 PR tree-optimization/71488
11376 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
11377 comparison of boolean vectors.
11378 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
11379 of boolean vectors using bitwise operations.
11381 2016-06-22 Andreas Schwab <schwab@suse.de>
11383 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
11384 Remove declaration.
11386 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
11388 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
11390 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
11392 * config/i386/i386.c (print_reg): Emit an error message on attempt to
11395 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11397 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
11398 * config/arm/arm-cores.def (cortex-a73): New entry.
11399 (cortex-a73.cortex-a35): Likewise.
11400 (cortex-a73.cortex-a53): Likewise.
11401 * config/arm/arm-tables.opt: Regenerate.
11402 * config/arm/arm-tune.md: Likewise.
11403 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
11404 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11405 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
11406 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
11407 * doc/invoke.texi (ARM Options): Document cortex-a73,
11408 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
11410 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11412 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
11413 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
11414 (cortex-a73.cortex-a35): Likewise.
11415 (cortex-a73.cortex-a53): Likewise.
11416 * config/aarch64/aarch64-tune.md: Regenerate.
11417 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
11418 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
11421 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11423 * configure.ac (gcc_cv_as_compress_debug): Remove
11424 --compress-debug-sections as extra as switch.
11425 Handle gas --compress-debug-sections=type.
11426 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
11427 Handle gld --compress-debug-sections=type.
11428 * configure: Regenerate.
11430 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
11432 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
11434 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
11436 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
11437 (do_rewrite): likewise.
11439 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11441 * common/config/mep/mep-common.c: Remove.
11442 * config.gcc: Remove mep-* support.
11443 * config/mep/constraints.md: Remove.
11444 * config/mep/default.h: Remove.
11445 * config/mep/intrinsics.h: Remove.
11446 * config/mep/intrinsics.md: Remove.
11447 * config/mep/ivc2-template.h: Remove.
11448 * config/mep/mep-c5.cpu: Remove.
11449 * config/mep/mep-core.cpu: Remove.
11450 * config/mep/mep-default.cpu: Remove.
11451 * config/mep/mep-ext-cop.cpu: Remove.
11452 * config/mep/mep-intrin.h: Remove.
11453 * config/mep/mep-ivc2.cpu: Remove.
11454 * config/mep/mep-pragma.c: Remove.
11455 * config/mep/mep-protos.h: Remove.
11456 * config/mep/mep.c: Remove.
11457 * config/mep/mep.cpu: Remove.
11458 * config/mep/mep.h: Remove.
11459 * config/mep/mep.md: Remove.
11460 * config/mep/mep.opt: Remove.
11461 * config/mep/predicates.md: Remove.
11462 * config/mep/t-mep: Remove.
11463 * doc/install.texi: Remove mep-* documentation.
11464 * doc/md.texi: Likewise.
11466 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11468 * config.gcc: Remove support for avr-rtems.
11469 * config/avr/gen-avr-mmcu-specs.c: Likewise.
11470 * config/avr/rtems.h: Remove.
11471 * config/avr/t-rtems: Remove.
11473 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11475 * config.gcc: Remove m32r-rtems support.
11476 * config/m32r/rtems.h: Remove.
11478 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11480 * config.gcc: Remove h8300-rtems support.
11481 * config/h8300/rtems.h: Remove.
11482 * config/h8300/t-rtems: Remove.
11484 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11486 * config.gcc: Remove support for knetbsd.
11487 * configure.ac: Likewise.
11488 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
11489 * config/knetbsd-gnu.h: Remove.
11490 * configure: Regenerate.
11492 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11494 * config.gcc: Remove support for openbsd 2 and 3.
11495 * config/openbsd-oldgas.h: Remove.
11497 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11499 * config.gcc: Remove interix support.
11500 * config/i386/i386-interix.h: Remove.
11501 * config/i386/interix.opt: Remove.
11502 * config/i386/t-interix: Remove.
11503 * configure: Regenerate.
11504 * configure.ac: Remove interix support.
11505 * doc/install.texi: Remove interix documentation.
11507 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
11509 * config/rs6000/rs6000.h: Add conditional preprocessing directives
11510 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
11513 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11515 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
11516 they are both PLACEHOLDER_EXPRs.
11518 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11520 * stor-layout.c (layout_type): Move setting complex MODE to
11521 layout_type, instead of setting it ahead of time by the caller.
11522 * tree.c (build_complex_type): Likewise.
11524 2016-06-21 Martin Liska <mliska@suse.cz>
11526 * predict.c (force_edge_cold): Replace imposisble with
11529 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11531 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
11532 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
11534 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
11536 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
11538 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
11539 Ilya Enkovich <ilya.enkovich@intel.com>
11542 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11543 New member function to convert V1TImode register to SUBREG
11544 TImode in debug insn.
11545 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
11546 after changing register mode to V1TImode.
11548 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
11550 * config/aarch64/aarch64-cores.def (vulcan): New core.
11551 * config/aarch64/aarch64-tune.md: Regenerate.
11552 * doc/invoke.texi: Document vulcan as an available option.
11554 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
11556 * cse.c (canon_asm_operands): New function extracted from...
11557 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
11558 either standalone or member of a PARALLEL.
11560 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11563 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
11564 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
11565 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
11567 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
11570 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
11571 constant addresses if can_create_pseudo_p.
11573 2016-06-21 Jakub Jelinek <jakub@redhat.com>
11575 PR tree-optimization/71588
11576 * tree-ssa-strlen.c (valid_builtin_call): New function.
11577 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
11580 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11582 PR middle-end/71581
11583 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
11584 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
11585 for conversion of scalar user var to complex type and use the
11586 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
11589 PR rtl-optimization/71591
11590 * toplev.c (toplev::run_self_tests): If no_backend, complain and
11591 don't run any tests.
11593 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
11596 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
11597 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
11598 space for PIC with non-v32 and the common non-PIC "jump".
11600 2016-06-20 Jakub Jelinek <jakub@redhat.com>
11603 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
11604 returned values and add UN*/LTGT/*ORDERED cases with values matching
11605 D operand modifier on vcmp for AVX.
11607 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11609 * config/aarch64/aarch64.opt
11610 (mpc-relative-literal-loads): Rename internal option name.
11611 * config/aarch64/aarch64.c
11612 (aarch64_nopcrelative_literal_loads): Rename to
11613 aarch64_pcrelative_literal_loads.
11614 (aarch64_expand_mov_immediate): Likewise.
11615 (aarch64_secondary_reload): Likewise.
11616 (aarch64_can_use_per_function_literal_pools_p): Likewise.
11617 (aarch64_override_options_after_change_1): Rename and simplify logic.
11618 (aarch64_classify_symbol): Merge large model checks into switch,
11619 remove pc-relative load check.
11621 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11623 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
11624 costs relative to the cost of a register move.
11626 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11628 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
11629 (vcvt_n_f64_u64): Likewise.
11630 (vcvt_n_s64_f64): Likewise.
11631 (vcvt_n_u64_f64): Likewise.
11632 (vcvt_f64_s64): Likewise.
11633 (vrecpe_f64): Likewise.
11634 (vcvt_f64_u64): Likewise.
11635 (vrecps_f64): Likewise.
11637 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11639 * config/aarch64/aarch64.md
11640 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
11642 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
11644 * config/aarch64/aarch64-builtins.c
11645 (aarch64_types_binop_uss_qualifiers): Delete.
11646 (TYPES_BINOP_USS): Likewise.
11647 (aarch64_types_binop_sus_qualifiers): Likewise.
11648 (TYPES_BINOP_SUS): Likewise.
11649 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
11650 (TYPES_FCVTIMM_SUS): Likewise.
11651 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
11653 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
11654 (fcvtzs): Use SHIFTIMM rather than BINOP.
11655 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
11657 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
11659 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
11660 costs relative to the cost of a register move.
11662 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11664 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
11665 Allow scalar/single vector modes to be tieable.
11667 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
11669 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
11671 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11673 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
11675 * tree.h (TYPE_ALIGN): Likewise.
11677 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11680 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
11682 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
11684 * config/avr/avr.c (avr_print_operand): Fix "format not a string
11685 literal" build warnings.
11686 (avr_print_operand_address): Dito.
11688 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
11691 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
11692 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
11694 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
11696 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
11698 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
11701 * reload1.c (reload): Pass 0 to finish_spills when called because
11702 update_eliminables_and_spill returns true and remove did_spill.
11703 (finish_spills): Adjust comment and document GLOBAL parameter.
11705 2016-06-17 DJ Delorie <dj@redhat.com>
11708 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
11709 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
11710 (umulqihi3_virt): Likewise.
11711 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
11712 (umulqihi3_real): Likewise.
11714 2016-06-17 Martin Liska <mliska@suse.cz>
11716 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
11718 2016-06-17 Martin Liska <mliska@suse.cz>
11720 * predict.def: PRED_LOOP_EXIT from 92 to 85.
11722 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
11724 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
11726 (vaddq_f32): Likewise.
11727 (vmul_f32): Likewise.
11728 (vmulq_f32): Likewise.
11729 (vsub_f32): Likewise.
11730 (vsubq_f32): Likewise.
11732 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11734 PR tree-optimization/71347
11735 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
11736 cost for all uses in group.
11738 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11740 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
11741 insert gimple seq if it's not empty.
11743 2016-06-17 Bin Cheng <bin.cheng@arm.com>
11745 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
11747 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
11748 rather than OFFSET.
11749 (comp_dr_with_seg_len_pair): Ditto.
11750 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
11751 struct dr_with_seg_len_pair against DR_OFFSET.
11752 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
11753 DR_OFFSET directly.
11755 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
11757 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
11759 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
11761 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
11762 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
11763 (pa_output_millicode_call): Likewise.
11764 (pa_output_call): Likewise.
11765 (pa_output_indirect_call): Likewise.
11766 (pa_asm_output_mi_thunk): Likewise.
11768 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11770 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
11772 2016-06-16 Martin Liska <mliska@suse.cz>
11774 * predict.c (combine_predictions_for_insn): When we find a first
11775 match predictor, we should consider just predictors with
11776 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
11777 DS theory predictor.
11778 (combine_predictions_for_bb): Likewise.
11780 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11782 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
11783 with base of reference to struct.
11785 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11787 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
11789 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11792 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
11793 progmem_swtable_section.
11794 (progmem_swtable_section): Remove.
11795 (avr_asm_function_rodata_section): Remove.
11796 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
11797 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
11799 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
11801 * config/i386/driver-i386.c (host_detect_local_cpu): Set
11802 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
11803 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
11804 signature_CENTAUR_ebx.
11805 * config/i386/i386.c (ix86_option_override_internal): Add
11806 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
11807 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
11808 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
11810 2016-06-16 Martin Liska <mliska@suse.cz>
11812 * predict.def: Add fortran loop preheader predictor.
11813 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
11814 fold IFN_BUILTIN_EXPECT with a known constant argument.
11816 2016-06-16 Martin Liska <mliska@suse.cz>
11818 * predict.def: Add 'Fortran' to display text of all
11819 PRED_FORTRAN_* predictors.
11821 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
11824 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
11825 [IA64_BUILTIN_NANSQ]: Ditto.
11826 (ia64_fold_builtin): New function.
11827 (TARGET_FOLD_BUILTIN): New define.
11828 (ia64_init_builtins) Declare const_string_type node.
11829 Add __builtin_nanq and __builtin_nansq builtin functions.
11830 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
11832 2016-06-16 Nick Clifton <nickc@redhat.com>
11834 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
11835 MSP430_HWMULT_ prefix to enum values.
11836 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
11837 * config/msp430/msp430.c: Update use of enum values.
11838 * config/msp430/msp430.md: Likewise.
11839 * config/msp430/msp430.opt: Likewise.
11841 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
11843 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
11844 of comparsions in the last iteration.
11846 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11847 Joern Rennecke <joern.rennecke@embecosm.com>
11849 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
11851 (arc_needs_pcl_p): Add GOTOFFPC.
11852 (arc_legitimate_pic_addr_p): Likewise.
11853 (arc_output_pic_addr_const): Likewise.
11854 (arc_legitimize_pic_address): Generate a pc-relative address using
11856 (arc_output_libcall): Use @pcl syntax.
11857 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
11858 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
11859 (*movsi_insn): Use @pcl syntax.
11860 (doloop_begin_i): Likewise.
11862 2016-06-16 Martin Liska <mliska@suse.cz>
11864 * predict.def: Define a new predictor.
11866 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
11868 * config/arc/arc.opt (mtp-regno): Update text.
11870 2016-06-16 Renlin Li <renlin.li@arm.com>
11872 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
11874 2016-06-16 Jakub Jelinek <jakub@redhat.com>
11877 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
11878 (setcc + and peephole2): Likewise.
11880 PR rtl-optimization/71532
11881 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
11884 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
11886 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
11887 DImode constants with XXSPLTIB in vector registers.
11888 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
11889 vsx_extract_<mode>_internal{1,2} into a single insn that handles
11890 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
11891 extraction of the element at the top of the register as a scalar
11893 (vsx_extract_<mode>_internal1): Likewise.
11894 (vsx_extract_<mode>_internal2): Likewise.
11895 * config/rs6000/constraints.md (wi constraint): Remove a comment
11896 about DImode not being allowed in Altivec registers.
11897 (wB constraint): New constraint for constants that can be
11898 generated in Altivec registers with VSPLTISW/VUPKHSW.
11899 * config/rs6000/predicates.md (xxspltib_constant_split): Update
11901 (xxspltib_constant_nosplit): Likewise.
11902 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
11903 support for -mupper-regs-di to enable DImode to go into Altivec
11905 (POWERPC_MASKS): Likewise.
11906 (power7 cpu): Likewise.
11907 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
11908 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
11909 for DImode being allowed in Altivec registers. Update wi/wj
11910 constraints. Set scalar_in_vmx_p flag.
11911 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
11912 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
11913 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
11914 (rs6000_opt_masks): Add -mupper-regs-di.
11915 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
11916 direct move to use wi and not wj.
11917 (lfiwzx): Likewise.
11918 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
11920 (floatunssi<mode>2_lfiwzx_mem): Likewise.
11921 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
11922 any VSX register, instead of just Altivec registers, to allow
11923 either operand to be an Altivec register or both.
11924 (fixuns_trunc<mode>di2_fctiduz): Likewise.
11925 (movdi_internal32): Add support for -mupper-regs-di. Add support
11926 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
11927 the alternatives and attributes to be lined up to be easier to
11929 (movdi_internal64): Likewise.
11930 (64-bit DImode splitters): Change predicates to only split loading
11931 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
11932 load constants in ISA 3.0 or ISA 2.07 respectively.
11933 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11934 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
11935 mention -mcpu=power9 sets these options.
11936 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
11939 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11942 * config/avr/avr.c (avr_set_current_function): Warn misspelled
11943 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
11944 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
11945 by default to warn misspelled interrupt/ signal handler.
11946 * doc/invoke.texi (AVR Options): Document it. Update description
11947 for -nodevicelib option.
11949 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11951 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
11952 up parentheses. Use GET_MODE_UNIT_BITSIZE.
11953 (aarch64_<sur>shll2_n<mode>): Likewise.
11955 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
11957 PR middle-end/71529
11958 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
11959 DECL_CONTEXT for copied arguments.
11961 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11963 PR tree-optimization/71483
11964 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
11967 2016-06-15 Martin Liska <mliska@suse.cz>
11969 * predict.c (tree_predict_by_opcode): Call predict_edge_def
11970 instead of predict_edge w/o a probability.
11972 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11974 PR tree-optimization/71439
11975 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11978 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11980 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11981 register subregs in SET_SRC.
11983 2016-06-15 Richard Biener <rguenther@suse.de>
11985 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11986 store restrictions.
11988 2016-06-15 Richard Biener <rguenther@suse.de>
11990 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11991 not consider dependences between accesses that belong to the
11993 (vect_analyze_data_ref_dependences): Do not analyze read-read
11994 or self-dependences.
11996 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11998 * spellcheck-tree.c: Include spellcheck-tree.h rather than
12000 (find_closest_identifier): Reimplement in terms of
12001 best_match<tree,tree>.
12002 * spellcheck-tree.h: New file.
12003 * spellcheck.c (struct edit_distance_traits<const char *>): New
12005 (find_closest_string): Reimplement in terms of
12006 best_match<const char *, const char *>.
12007 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
12008 overload to spellcheck-tree.h.
12009 (find_closest_identifier): Likewise.
12010 (struct edit_distance_traits<T>): New template.
12011 (class best_match): New class.
12013 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12015 * selftest-run-tests.c (selftest::run_tests): Call
12016 selftest::spellcheck_tree_c_tests.
12017 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
12018 * spellcheck-tree.c: Include selftest.h and stringpool.h.
12019 (selftest::test_find_closest_identifier): New function.
12020 (selftest::spellcheck_tree_c_tests): New function.
12021 * spellcheck.c (selftest::test_find_closest_string): Verify that
12022 the order of the vec does not affect the results for this case.
12023 (selftest::test_data): New array.
12024 (selftest::test_metric_conditions): New function.
12025 (selftest::spellcheck_c_tests): Add a test of case-comparison.
12026 Call selftest::test_metric_conditions.
12028 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12030 * config/rs6000/rs6000-builtin.def (commentary): Typo.
12031 (BU_P9_MISC_1): Likewise.
12032 (BU_P9_64BIT_MISC_0): Likewise.
12033 (BU_P9_MISC_0): Likewise.
12035 2016-06-14 David Malcolm <dmalcolm@redhat.com>
12037 * gcc-rich-location.c
12038 (gcc_rich_location::add_fixit_misspelled_id): New method.
12039 * gcc-rich-location.h
12040 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
12042 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
12044 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
12045 FreeBSD 11 and above.
12047 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
12049 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
12051 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12053 * expmed.h: Close parenthesis in "at your option" in copyright
12055 * lower-subreg.h: Likewise.
12057 2016-06-14 Richard Biener <rguenther@suse.de>
12059 PR middle-end/71526
12060 * genmatch.c (expr::gen_transform): Use in_type for comparisons
12063 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12065 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
12067 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
12068 mask+shift version.
12069 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
12071 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
12072 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
12074 2016-06-14 Richard Biener <rguenther@suse.de>
12076 PR tree-optimization/71522
12077 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
12078 copying into float copying.
12080 2016-06-14 Jakub Jelinek <jakub@redhat.com>
12082 PR tree-optimization/71520
12083 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
12084 (replace_block_by): Move user labels from bb1 to bb2.
12086 2016-06-14 Richard Biener <rguenther@suse.de>
12088 PR middle-end/71310
12090 * expr.h (get_bit_range): Declare.
12091 * expr.c (get_bit_range): Export.
12092 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
12093 word_mode again to constrain the bitfield access.
12095 2016-06-14 Richard Biener <rguenther@suse.de>
12097 PR tree-optimization/71521
12098 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
12099 division int_const_binop against zero divisor.
12101 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12103 * config/i386/i386.md (signbittf2): New expander.
12104 * config/i386/sse.md (ptesttf2): New insn pattern.
12106 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12109 * input.c (selftest::test_reading_source_line): Avoid reading from
12110 __FILE__ by creating a tempfile with known content and reading
12113 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12115 * pretty-print.c (assert_pp_format_colored): Skip the test if
12117 (test_pp_format): Remove comment about GCC_COLORS.
12119 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12121 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
12122 * pretty-print.c (assert_pp_format_va): Add location param and use
12123 it with ASSERT_STREQ_AT.
12124 (assert_pp_format): Add location param and pass it to
12125 assert_pp_format_va.
12126 (assert_pp_format_colored): Likewise.
12127 (ASSERT_PP_FORMAT_1): New.
12128 (ASSERT_PP_FORMAT_2): New.
12129 (ASSERT_PP_FORMAT_3): New.
12130 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
12131 explicitly, or implicitly via the above macros.
12132 * selftest.c (selftest::pass): Use a selftest::location rather
12133 than file and line.
12134 (selftest::fail): Likewise. Print the function name.
12135 (selftest::fail_formatted): Likewise.
12136 (selftest::assert_streq): Use a selftest::location rather than
12138 * selftest.h (selftest::location): New struct.
12139 (SELFTEST_LOCATION): New macro.
12140 (selftest::pass): Accept a const location & rather than file
12142 (selftest::fail): Likewise.
12143 (selftest::fail_formatted): Likewise.
12144 (selftest::assert_streq): Likewise.
12145 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
12146 (ASSERT_FALSE): Likewise.
12147 (ASSERT_EQ): Likewise.
12148 (ASSERT_NE): Likewise.
12149 (ASSERT_STREQ): Likewise.
12150 (ASSERT_PRED1): Likewise.
12151 (ASSERT_STREQ_AT): New macro.
12153 2016-06-13 David Malcolm <dmalcolm@redhat.com>
12155 * selftest.c (selftest::fail_formatted): New function.
12156 (selftest::assert_streq): New function.
12157 * selftest.h (selftests::fail_formatted): New decl.
12158 (selftest::assert_streq): New decl.
12159 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
12161 2016-06-13 Jeff Law <law@redhat.com>
12163 PR tree-optimization/71403
12164 * tree-ssa-threadbackward.c
12165 (convert_and_register_jump_thread_path): No longer accept reference
12166 to path. Do not pop items off the path anymore.
12167 (fsm_find_control_statement_thread_paths): Do not allow threading
12168 to a deeper loop nest. Pop the last item off the path here rather
12169 than in convert_and_register_jump_thread_path.
12171 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12172 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
12174 [AArch64] Emit division using the Newton series
12176 * config/aarch64/aarch64-protos.h
12177 (cpu_approx_modes): Add new member "division".
12178 (aarch64_emit_approx_div): Declare new function.
12179 * config/aarch64/aarch64.c
12180 (generic_approx_modes): New member "division".
12181 (exynosm1_approx_modes): Likewise.
12182 (xgene1_approx_modes): Likewise.
12183 (aarch64_emit_approx_div): Define new function.
12184 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
12185 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
12186 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
12187 * doc/invoke.texi (-mlow-precision-div): Describe new option.
12189 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12190 Wilco Dijkstra <wilco.dijkstra@arm.com>
12192 [AArch64] Emit square root using the Newton series
12194 * config/aarch64/aarch64-protos.h
12195 (aarch64_emit_approx_rsqrt): Replace with new function
12196 "aarch64_emit_approx_sqrt".
12197 (cpu_approx_modes): New member "sqrt".
12198 * config/aarch64/aarch64.c
12199 (generic_approx_modes): New member "sqrt".
12200 (exynosm1_approx_modes): Likewise.
12201 (xgene1_approx_modes): Likewise.
12202 (aarch64_emit_approx_rsqrt): Replace with new function
12203 "aarch64_emit_approx_sqrt".
12204 (aarch64_override_options_after_change_1): Handle new option.
12205 * config/aarch64/aarch64-simd.md
12206 (rsqrt<mode>2): Use new function instead.
12207 (sqrt<mode>2): New expansion and insn definitions.
12208 * config/aarch64/aarch64.md: Likewise.
12209 * config/aarch64/aarch64.opt
12210 (mlow-precision-sqrt): Add new option description.
12211 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
12213 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
12215 [AArch64] Add more choices for the reciprocal square root approximation
12217 Allow a target to prefer such operation depending on the operation mode.
12219 * config/aarch64/aarch64-protos.h
12220 (AARCH64_APPROX_MODE): New macro.
12221 (AARCH64_APPROX_{NONE,ALL}): Likewise.
12222 (cpu_approx_modes): New structure.
12223 (tune_params): New member "approx_modes".
12224 * config/aarch64/aarch64-tuning-flags.def
12225 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
12226 * config/aarch64/aarch64.c
12227 (generic_approx_modes): New core "cpu_approx_modes" structure.
12228 (exynosm1_approx_modes): Likewise.
12229 (xgene1_approx_modes): Likewise.
12230 (generic_tunings): New member "approx_modes".
12231 (cortexa35_tunings): Likewise.
12232 (cortexa53_tunings): Likewise.
12233 (cortexa57_tunings): Likewise.
12234 (cortexa72_tunings): Likewise.
12235 (exynosm1_tunings): Likewise.
12236 (thunderx_tunings): Likewise.
12237 (xgene1_tunings): Likewise.
12238 (use_rsqrt_p): New argument for the mode and use new member from
12240 (aarch64_builtin_reciprocal): Devise mode from builtin.
12241 (aarch64_optab_supported_p): New argument for the mode.
12242 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
12244 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12246 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
12247 RS6000_BTM_MODULO flag into the set of flags that are considered
12248 to be part of the common configuration.
12250 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
12252 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
12253 difference unsigned.
12254 (vec_absdb): New macro for vector absolute difference unsigned
12256 (vec_absdh): New macro for vector absolute difference unsigned
12258 (vec_absdw): New macro for vector absolute difference unsigned word.
12259 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
12260 (vadu<mode>3): New insn.
12261 (*p9_vadu<mode>3): New insn.
12262 * config/rs6000/rs6000-builtin.def (vadub): New built-in
12264 (vaduh): New built-in definition.
12265 (vaduw): New built-in definition.
12266 (vadu): New overloaded built-in definition.
12267 (vadub): New overloaded built-in definition.
12268 (vaduh): New overloaded built-in definition.
12269 (vaduw): New overloaded built-in definition.
12270 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12271 overloaded vector absolute difference unsigned functions.
12272 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12273 the ISA 3.0 vector absolute difference unsigned built-in functions.
12275 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
12277 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
12278 update shared_lookup_references only once after changing operands.
12280 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
12282 PR middle-end/71373
12283 * tree-nested.c (convert_nonlocal_omp_clauses)
12284 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
12286 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
12287 * tree.def (CASE_LABEL_EXPR): Likewise.
12289 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12292 * input.c (test_builtins): Fix an assertion.
12294 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12296 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
12297 (paritysi2): Ditto.
12299 (isinf<mode>2): Ditto.
12301 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
12303 * ggc-tests.c (test_finalization): Only test need_finalization_p
12304 for GCC_VERSION >= 4003.
12306 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12308 * config/s390/vecintrin.h: Fix file description in comment.
12310 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12312 * config/s390/s390-builtin-types.def: Change builtin type naming
12313 scheme to match builtin-types.def.
12315 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
12317 * fold-const.c (optimize_minmax_comparison): Remove.
12318 (fold_comparison): Remove call to the above.
12319 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
12320 New transformations.
12322 2016-06-13 Alan Hayward <alan.hayward@arm.com>
12324 PR tree-optimization/71416
12325 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
12328 2016-06-13 Martin Liska <mliska@suse.cz>
12330 * predict.c (enum predictor_reason): Prefix enum with REASON_.
12331 (combine_predictions_for_insn): Likewise.
12332 (prune_predictions_for_bb): Likewise.
12333 (combine_predictions_for_bb): Likewise.
12335 2016-06-13 Richard Biener <rguenther@suse.de>
12337 PR tree-optimization/71505
12338 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
12339 assert match comment.
12341 2016-06-13 Marek Polacek <polacek@redhat.com>
12343 PR middle-end/71476
12344 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
12345 gimplify_switch_expr.
12346 (warn_switch_unreachable_r): New function.
12348 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12351 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
12354 2016-06-13 Richard Biener <rguenther@suse.de>
12356 PR middle-end/64516
12357 * fold-const.c (fold_unary_loc): Preserve alignment when
12358 folding a VIEW_CONVERT_EXPR into a MEM_REF.
12360 2016-06-13 Martin Liska <mliska@suse.cz>
12363 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
12364 w/ -fsanitize=bounds.
12366 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12368 * config/i386/i386.c (ix86_init_builtins): Calculate
12369 FLOAT128_FTYPE_CONST_STRING function type only once.
12370 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
12371 built-in functions are available for x86-32 and x86-64 targets.
12373 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
12376 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
12377 New primitive type.
12378 (FLOAT128_FTYPE_CONST_STRING): New function type.
12379 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
12380 [IX86_BUILTIN_NANSQ]: Ditto.
12381 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12382 (ix86_init_builtin_types): Declare const_string_type_node.
12383 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
12385 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
12386 * doc/extend.texi (x86 Built-in Functions): Document
12387 __builtin_nanq and __builtin_nansq.
12389 2016-06-11 Jiong Wang <jiong.wang@arm.com>
12392 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
12393 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
12394 length for pop patterns.
12395 (arm_attr_length_push_multi): Update comments.
12396 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
12398 (*pop_multiple_with_writeback_and_return): Likewise.
12399 (*pop_multiple_with_return): Likewise.
12401 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
12403 PR middle-end/71310
12404 * fold-const.c (optimize_bit_field_compare): Don't try to use
12405 word_mode unconditionally for reading the bit field, look at
12406 DECL_BIT_FIELD_REPRESENTATIVE instead.
12408 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
12410 PR middle-end/71478
12411 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
12412 vector integer type.
12414 2016-06-10 Jakub Jelinek <jakub@redhat.com>
12416 PR middle-end/71494
12417 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
12418 without LABEL_DECL, set *handled_ops_p to false instead of true.
12420 2016-06-10 Martin Sebor <msebor@redhat.com>
12423 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
12424 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
12425 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
12427 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
12428 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
12429 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
12430 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
12431 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
12432 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
12433 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
12434 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
12436 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12438 * config/arm/arm.h (pool_vector_label,
12439 return_used_this_function): Remove.
12441 2016-06-10 Jeff Law <law@redhat.com>
12443 PR tree-optimization/71335
12444 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
12445 zero length paths here.
12446 (convert_and_register_jump_thread_path): Remove hacks related to
12447 duplicated blocks in the jump thread path.
12448 (fsm_find_control_statement_thread_paths): Avoid putting the same
12449 block on the thread path twice, but ensure the thread path is
12450 unchanged from the caller's point of view.
12452 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12454 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
12455 * predict.def (PRED_LOOP_BRANCH): Remove.
12457 2016-06-10 David Malcolm <dmalcolm@redhat.com>
12459 * Makefile.in (OBJS): Add ggc-tests.o.
12460 (GTFILES): Add ggc-tests.c.
12461 * ggc-tests.c: New file.
12462 * selftest-run-tests.c (selftest::run_tests): Call
12463 selftest::ggc_tests_c_tests.
12464 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
12466 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
12468 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
12470 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
12473 * varasm.c (place_block_symbol): Adjust alignment for asan protected
12474 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
12476 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
12478 * profile.c: Include cfgloop.h.
12479 (branch_prob): Compute estimated number of iterations.
12480 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
12481 recompute estimate number of iterations from profile.
12483 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12485 PR inline-asm/68843
12486 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
12487 must be grouped on top of stack. Don't force early clobber
12488 on ordinary reg outputs.
12490 2016-06-10 Richard Biener <rguenther@suse.de>
12492 * targhooks.c (default_builtin_vectorization_cost): Adjust
12493 vec_construct cost.
12495 2016-06-10 Richard Biener <rguenther@suse.de>
12497 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
12498 to fold the RHS to a constant if possible.
12500 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
12502 PR middle-end/71373
12503 * tree-nested.c (convert_nonlocal_omp_clauses)
12504 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
12505 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
12506 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
12508 * gimplify.c (gimplify_adjust_omp_clauses): Discard
12510 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
12512 * omp-low.c (scan_sharing_clauses): Don't expect
12513 OMP_CLAUSE__CACHE_.
12515 2016-06-10 Alan Hayward <alan.hayward@arm.com>
12517 PR tree-optimization/71407
12518 PR tree-optimization/71416
12519 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
12520 BIT_FIELD_REF type.
12522 2016-06-10 Richard Biener <rguenther@suse.de>
12524 PR middle-end/71477
12525 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
12527 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
12529 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
12531 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
12532 Jiong Wang <jiong.wang@arm.com>
12534 PR rtl-optimization/70751
12535 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
12536 spilled into memory.
12538 2016-06-09 Jonathan Yong <10walls@gmail.com>
12541 2015-09-21 Jonathan Yong <10walls@gmail.com>
12543 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
12544 sysroot/usr/lib/32api for additional win32 libraries,
12545 fixes failing Cygwin bootstrapping.
12547 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
12549 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
12552 2016-06-09 David Malcolm <dmalcolm@redhat.com>
12555 * pretty-print.c (pp_indent): Specify that %p is printed in a
12556 host-dependent manner.
12557 (test_pp_format): Remove the test for %p.
12559 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
12561 * config/mips/mips.c (mips_output_jump): Fix formatting.
12563 2016-06-09 Richard Biener <rguenther@suse.de>
12565 PR tree-optimization/71462
12566 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
12569 2016-06-09 Martin Liska <mliska@suse.cz>
12571 * predict.c (dump_prediction): Add new argument.
12572 (enum predictor_reason): New enum.
12573 (struct predictor_hash): New struct.
12574 (predictor_hash::hash): New function.
12575 (predictor_hash::equal): Likewise.
12576 (not_removed_prediction_p): New function.
12577 (prune_predictions_for_bb): Likewise.
12578 (combine_predictions_for_bb): Prune predictions.
12580 2016-06-09 Martin Liska <mliska@suse.cz>
12582 * predict.c (filter_predictions): New function.
12583 (remove_predictions_associated_with_edge): Use the filter
12585 (equal_edge_p): New function.
12587 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
12589 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
12590 Correct usage of @samp vs @option, add @samp where appropriate.
12591 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
12592 Add armv6s-m and document it, as it is no official ARM name.
12594 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12596 * ifcvt.c (struct noce_if_info): Add transform_name field.
12597 (noce_try_move): Set if_info->transform_name to the function name.
12598 (noce_try_ifelse_collapse): Likewise.
12599 (noce_try_store_flag): Likewise.
12600 (noce_try_inverse_constants): Likewise.
12601 (noce_try_store_flag_constants): Likewise.
12602 (noce_try_addcc): Likewise.
12603 (noce_try_store_flag_mask): Likewise.
12604 (noce_try_cmove): Likewise.
12605 (noce_try_cmove_arith): Likewise.
12606 (noce_try_minmax): Likewise.
12607 (noce_try_abs): Likewise.
12608 (noce_try_sign_mask): Likewise.
12609 (noce_try_bitop): Likewise.
12610 (noce_convert_multiple_sets): Likewise.
12611 (noce_process_if_block): Print if_info->transform_name to
12612 dump_file if transformation succeeded.
12614 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12616 * config/arm/cortex-a57.md (cortex_a57_alu):
12619 2016-06-08 Martin Sebor <msebor@redhat.com>
12620 Jakub Jelinek <jakub@redhat.com>
12624 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
12625 BUILT_IN_MUL_OVERFLOW_P): New builtins.
12626 * builtins.c: Include gimple-fold.h.
12627 (fold_builtin_arith_overflow): Handle
12628 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
12629 (fold_builtin_3): Likewise.
12630 * doc/extend.texi (Integer Overflow Builtins): Document
12631 __builtin_{add,sub,mul}_overflow_p.
12633 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
12635 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
12636 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
12638 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
12640 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
12641 Rewrite, looking one level down for records and arrays.
12643 2016-06-08 David Malcolm <dmalcolm@redhat.com>
12645 * pretty-print.c: Include "selftest.h".
12646 (pp_format): Fix comment.
12647 (identifier_to_locale): Likewise.
12648 (selftest::test_basic_printing): New function.
12649 (selftest::assert_pp_format): New function.
12650 (selftest::test_pp_format): New function.
12651 (selftest::pretty_print_c_tests): New function.
12652 * selftest-run-tests.c (selftest::run_tests): Call
12653 selftest::pretty_print_c_tests.
12654 * selftest.h (pretty_print_c_tests): New declaration.
12656 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12658 * invoke.texi (max-loop-headers-insns): Document.
12659 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
12660 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
12661 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
12663 2016-06-08 Richard Biener <rguenther@suse.de>
12665 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
12666 on strided SLP loads and fall back to scalar loads in case
12667 we can't chunk them.
12669 2016-06-08 Richard Biener <rguenther@suse.de>
12671 PR tree-optimization/71452
12672 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
12673 type used for the SSA rewrite has enough precision to cover
12674 the dynamic type of the location.
12676 2016-06-08 Jakub Jelinek <jakub@redhat.com>
12677 Richard Biener <rguenther@suse.de>
12680 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
12681 the same as DECL_P (base0) for indirect_base0. Use equality_code
12682 in one further place.
12684 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
12686 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
12687 to one word if the field is known to overlap other words.
12688 (extract_bit_field_1): Likewise.
12689 (store_split_bit_field): Remove compensating code.
12690 (extract_split_bit_field): Likewise.
12692 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
12696 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
12698 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12700 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
12702 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
12703 (arch64_addpv4sf): Delete.
12704 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
12705 "gen_aarch64_addpv4sf".
12706 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
12708 (vpadds_f32): Likewise.
12709 (vpaddq_f32): Likewise.
12710 (vpaddq_f64): Likewise.
12712 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12714 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
12716 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
12717 to VALLF. Rename to "fabd<mode>3".
12718 "*fabd_scalar<mode>3): Delete.
12719 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
12721 (vabdd_f64): Likewise.
12722 (vabd_f32): Likewise.
12723 (vabd_f64): Likewise.
12724 (vabdq_f32): Likewise.
12725 (vabdq_f64): Likewise.
12727 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12729 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
12731 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
12732 "aarch64_rsqrts<mode>".
12733 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
12734 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
12736 (vrsqrtsd_f64): Likewise.
12737 (vrsqrts_f32): Likewise.
12738 (vrsqrts_f64): Likewise.
12739 (vrsqrtsq_f32): Likewise.
12740 (vrsqrtsq_f64): Likewise.
12742 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12744 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
12746 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
12747 "aarch64_rsqrte<mode>".
12748 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
12749 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
12751 (vrsqrted_f64): Likewise.
12752 (vrsqrte_f32): Likewise.
12753 (vrsqrte_f64): Likewise.
12754 (vrsqrteq_f32): Likewise.
12755 (vrsqrteq_f64): Likewise.
12757 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12759 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
12761 (fcvtzs): Likewise.
12762 (fcvtzu): Likewise.
12763 * config/aarch64/aarch64-simd.md
12764 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
12765 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
12766 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
12768 (vcvt_n_f32_u32): Likewise.
12769 (vcvt_n_s32_f32): Likewise.
12770 (vcvt_n_u32_f32): Likewise.
12771 (vcvtq_n_f32_s32): Likewise.
12772 (vcvtq_n_f32_u32): Likewise.
12773 (vcvtq_n_f64_s64): Likewise.
12774 (vcvtq_n_f64_u64): Likewise.
12775 (vcvtq_n_s32_f32): Likewise.
12776 (vcvtq_n_s64_f64): Likewise.
12777 (vcvtq_n_u32_f32): Likewise.
12778 (vcvtq_n_u64_f64): Likewise.
12779 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
12780 (VSDQ_SDI): Likewise.
12781 (fcvt_target): Support V4DI, V4SI and V2SI.
12782 (FCVT_TARGET): Likewise.
12784 2016-06-08 Jiong Wang <jiong.wang@arm.com>
12786 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
12787 (TYPES_BINOP_SUS): Likewise.
12788 (aarch64_simd_builtin_data): Update include file name.
12789 (aarch64_builtins): Likewise.
12790 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
12791 for conversion between scalar float-point and fixed-point.
12793 (fcvtzs): Likewise.
12794 (fcvtzu): Likewise.
12795 * config/aarch64/aarch64.md
12796 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
12797 pattern for conversion between scalar float to fixed-pointer.
12798 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
12799 (UNSPEC_FCVTZS): New UNSPEC enumeration.
12800 (UNSPEC_FCVTZU): Likewise.
12801 (UNSPEC_SCVTF): Likewise.
12802 (UNSPEC_UCVTF): Likewise.
12803 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
12805 (vcvtd_n_f64_u64): Likewise.
12806 (vcvtd_n_s64_f64): Likewise.
12807 (vcvtd_n_u64_f64): Likewise.
12808 (vcvtd_n_f32_s32): Likewise.
12809 (vcvts_n_f32_u32): Likewise.
12810 (vcvtd_n_s32_f32): Likewise.
12811 (vcvts_n_u32_f32): Likewise.
12812 * config/aarch64/iterators.md (fcvt_target): Support integer to float
12814 (FCVT_TARGET): Likewise.
12815 (FCVT_FIXED2F): New iterator.
12816 (FCVT_F2FIXED): Likewise.
12817 (fcvt_fixed_insn): New define_int_attr.
12819 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12821 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
12822 some statements was removed.
12824 2016-06-08 Alan Hayward <alan.hayward@arm.com>
12826 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
12827 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
12828 (vect_can_advance_ivs_p): likewise.
12829 (vect_update_ivs_after_vectorizer): likewise.
12830 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
12831 (vect_analyze_scalar_cycles_1): likewise.
12832 (vect_analyze_loop_operations): likewise.
12833 (report_vect_op): likewise.
12834 (vect_is_slp_reduction): likewise.
12835 (vect_is_simple_reduction): likewise.
12836 (get_initial_def_for_induction): likewise.
12837 (vect_transform_loop): likewise.
12838 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
12839 (vect_recog_sad_pattern): likewise.
12840 (vect_recog_widen_sum_pattern): likewise.
12841 (vect_recog_widening_pattern): likewise.
12842 (vect_recog_divmod_pattern): likewise.
12843 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
12844 (vect_analyze_slp_instance): likewise.
12845 (vect_transform_slp_perm_load): likewise.
12846 (vect_schedule_slp_instance): likewise.
12848 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12850 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
12851 (return_prediction): PRED_CONST_RETURN predict return as not taken.
12852 * predict.def (PRED_CONTINUE): Change hitrate 50->67
12853 (PRED_LOOP_BRANCH): Document predictor as broken.
12854 (PRED_LOOP_EXIT): Change hitrate 91->92.
12855 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
12856 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
12857 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
12858 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
12859 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
12860 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
12861 (PRED_CALL): Chane hitrate 71->67.
12862 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
12863 (PRED_GOTO): Document as unused right now.
12864 (PRED_CONST_RETURN): Change hitrate 67->69
12865 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
12866 (PRED_NULL_RETURN): Change hitrate 91->90.
12867 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
12868 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
12869 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
12871 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
12873 * config/rs6000/altivec.h: Add __builtin_vec_mul.
12874 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
12875 special case Altivec builtin.
12876 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
12877 VSX_BUILTIN_VEC_MUL (replaced with special case code).
12878 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12879 code for ALTIVEC_BUILTIN_VEC_MUL.
12880 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12881 for __builtin_vec_mul.
12883 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
12885 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
12888 2016-06-07 David Malcolm <dmalcolm@redhat.com>
12890 * spellcheck.c (selftest::test_find_closest_string): New function.
12891 (spellcheck_c_tests): Call the above.
12893 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12895 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
12897 2016-06-07 Jakub Jelinek <jakub@redhat.com>
12899 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
12900 Yv=Yv,C alternatives.
12902 2016-06-07 Richard Biener <rguenther@suse.de>
12905 * common.opt (ffast-math): Make Optimization.
12907 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
12908 Prachi Godbole <prachi.godbole@imgtec.com>
12910 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
12911 `fabs' and `fneg' type attributes.
12912 (p5600_fpu_fabs): Add `fmove' to the comment.
12914 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
12916 * gimple.c: Include builtins.h
12917 (gimple_inexpensive_call_p): New function.
12918 * gimple.h (gimple_inexpensive_call_p): Declare.
12919 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
12920 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
12923 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
12925 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
12926 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
12927 warning_at_rich_loc, warning_n, pedwarn, permerror,
12928 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
12929 sorry, fatal_error, internal_error, internal_error_no_backtrace):
12932 2016-06-07 Richard Biener <rguenther@suse.de>
12934 PR tree-optimization/71428
12935 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
12936 BIT_FIELD_REF op vs. load.
12938 2016-06-07 Richard Biener <rguenther@suse.de>
12940 PR middle-end/71423
12941 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
12944 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12946 * config/pa/pa.md (call): Generate indirect long calls to non-local
12947 functions on TARGET_64BIT.
12948 (call_value): Likewise.
12950 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12952 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
12953 pattern and subsequent splitters.
12954 (call_val_reg_64bit_post_reload): Likewise.
12956 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12958 PR middle-end/71408
12959 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
12960 propagate_op_to_single_use.
12962 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12964 PR middle-end/71281
12965 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
12967 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
12969 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
12970 (enum x86_dirflag_state): New enum.
12971 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
12972 (machine_function): Remove needs_cld.
12973 (ix86_current_function_needs_cld): Remove.
12974 * config/i386/i386.c (ix86_set_func_type): Set
12975 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
12976 (ix86_expand_prologue): Do not emit CLD here.
12977 (ix86_dirflag_mode_needed): New function.
12978 (ix86_dirflag_mode_entry): Ditto.
12979 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12980 (ix86_mode_after): Ditto.
12981 (ix86_mode_entry): Ditto.
12982 (ix86_mode_exit): Ditto.
12983 (ix86_emit_mode_set): Ditto.
12984 * config/i386/i386.md (strmov_singleop): Set
12985 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12986 Do not set ix86_current_function_needs_cld.
12988 (strset_singleop): Ditto.
12990 (cmpstrnqi_nz_1): Ditto.
12991 (cmpstrnqi_1): Ditto.
12992 (strlenqi_1): Ditto.
12994 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12996 PR tree-optimization/71259
12997 * tree-vect-slp.c (vect_get_constant_vectors): For
12998 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12999 one for constant op, and use COND_EXPR for non-constant.
13001 2016-06-06 David Malcolm <dmalcolm@redhat.com>
13003 * Makefile.in (OBJS): Add function-tests.o,
13004 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
13005 selftest-run-tests.o.
13006 (OBJS-libcommon): Add selftest.o.
13007 (OBJS-libcommon-target): Add selftest.o.
13008 (all.internal): Add "selftest".
13009 (all.cross): Likewise.
13010 (selftest): New phony target.
13011 (s-selftest): New target.
13012 (selftest-gdb): New phony target.
13013 (COLLECT2_OBJS): Add selftest.o.
13014 * bitmap.c: Include "selftest.h".
13015 (selftest::test_gc_alloc): New function.
13016 (selftest::test_set_range): New function.
13017 (selftest::test_clear_bit_in_middle): New function.
13018 (selftest::test_copying): New function.
13019 (selftest::test_bitmap_single_bit_set_p): New function.
13020 (selftest::bitmap_c_tests): New function.
13021 * common.opt (fself-test): New.
13022 * diagnostic-show-locus.c: Include "selftest.h".
13023 (make_range): New function.
13024 (test_range_contains_point_for_single_point): New function.
13025 (test_range_contains_point_for_single_line): New function.
13026 (test_range_contains_point_for_multiple_lines): New function.
13027 (assert_eq): New function.
13028 (test_get_line_width_without_trailing_whitespace): New function.
13029 (selftest::diagnostic_show_locus_c_tests): New function.
13030 * et-forest.c: Include "selftest.h".
13031 (selftest::test_single_node): New function.
13032 (selftest::test_simple_tree): New function.
13033 (selftest::test_disconnected_nodes): New function.
13034 (selftest::et_forest_c_tests): New function.
13035 * fold-const.c: Include "selftest.h".
13036 (selftest::assert_binop_folds_to_const): New function.
13037 (selftest::assert_binop_folds_to_nonlvalue): New function.
13038 (selftest::test_arithmetic_folding): New function.
13039 (selftest::fold_const_c_tests): New function.
13040 * function-tests.c: New file.
13041 * gimple.c: Include "selftest.h".
13042 Include "gimple-pretty-print.h".
13043 (selftest::verify_gimple_pp): New function.
13044 (selftest::test_assign_single): New function.
13045 (selftest::test_assign_binop): New function.
13046 (selftest::test_nop_stmt): New function.
13047 (selftest::test_return_stmt): New function.
13048 (selftest::test_return_without_value): New function.
13049 (selftest::gimple_c_tests): New function.
13050 * hash-map-tests.c: New file.
13051 * hash-set-tests.c: New file.
13052 * input.c: Include "selftest.h".
13053 (selftest::assert_loceq): New function.
13054 (selftest::test_accessing_ordinary_linemaps): New function.
13055 (selftest::test_unknown_location): New function.
13056 (selftest::test_builtins): New function.
13057 (selftest::test_reading_source_line): New function.
13058 (selftest::input_c_tests): New function.
13059 * rtl-tests.c: New file.
13060 * selftest-run-tests.c: New file.
13061 * selftest.c: New file.
13062 * selftest.h: New file.
13063 * spellcheck.c: Include "selftest.h".
13064 (selftest::levenshtein_distance_unit_test_oneway): New function,
13065 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
13066 (selftest::levenshtein_distance_unit_test): Likewise.
13067 (selftest::spellcheck_c_tests): Likewise.
13068 * toplev.c: Include selftest.h.
13069 (toplev::run_self_tests): New.
13070 (toplev::main): Handle -fself-test.
13071 * toplev.h (toplev::run_self_tests): New.
13072 * tree.c: Include "selftest.h".
13073 (selftest::test_integer_constants): New function.
13074 (selftest::test_identifiers): New function.
13075 (selftest::test_labels): New function.
13076 (selftest::tree_c_tests): New function.
13077 * tree-cfg.c: Include "selftest.h".
13078 (selftest::push_fndecl): New function.
13079 (selftest::test_linear_chain): New function.
13080 (selftest::test_diamond): New function.
13081 (selftest::test_fully_connected): New function.
13082 (selftest::tree_cfg_c_tests): New function.
13083 * vec.c: Include "selftest.h".
13084 (selftest::safe_push_range): New function.
13085 (selftest::test_quick_push): New function.
13086 (selftest::test_safe_push): New function.
13087 (selftest::test_truncate): New function.
13088 (selftest::test_safe_grow_cleared): New function.
13089 (selftest::test_pop): New function.
13090 (selftest::test_safe_insert): New function.
13091 (selftest::test_ordered_remove): New function.
13092 (selftest::test_unordered_remove): New function.
13093 (selftest::test_block_remove): New function.
13094 (selftest::reverse_cmp): New function.
13095 (selftest::test_qsort): New function.
13096 (selftest::vec_c_tests): New function.c.
13097 * wide-int.cc: Include selftest.h and wide-int-print.h.
13098 (selftest::from_int <wide_int>): New function.
13099 (selftest::from_int <offset_int>): New function.
13100 (selftest::from_int <widest_int>): New function.
13101 (selftest::assert_deceq): New function.
13102 (selftest::assert_hexeq): New function.
13103 (selftest::test_printing <VALUE_TYPE>): New function template.
13104 (selftest::test_ops <VALUE_TYPE>): New function template.
13105 (selftest::test_comparisons <VALUE_TYPE>): New function template.
13106 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
13108 (selftest::wide_int_cc_tests): New function.
13110 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13112 PR middle-end/37780
13113 * ifcvt.c (noce_try_ifelse_collapse): New function.
13115 (noce_process_if_block): Call noce_try_ifelse_collapse.
13116 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
13117 (simplify_ternary_operation): Use the above to simplify
13118 conditional CLZ/CTZ expressions.
13120 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13122 PR middle-end/37780
13123 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
13124 define_insn_and_split.
13126 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13128 PR middle-end/37780
13129 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
13131 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
13134 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
13135 Implicitly clobber memory for basic asm with non-empty assembler
13136 string. Use targetm.md_asm_adjust also here.
13137 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
13138 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
13139 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
13140 non-empty assembler string.
13141 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
13142 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
13143 (decode_asm_operands): Handle basic asm in PARALLEL block.
13144 (extract_insn): Handle basic asm in PARALLEL block.
13145 * doc/extend.texi: Mention new behavior of basic asm.
13146 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
13147 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
13148 branch_needs_nop_p): Use asm_noperands.
13150 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
13152 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
13153 Include the M7 SPARC DFA scheduler.
13154 New attribute v3pipe.
13155 Annotate insns with v3pipe where appropriate.
13156 Define cpu_feature vis4.
13157 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
13158 Add (V8QI "8") to vbits.
13159 Add insns {add,sub}v8qi3
13160 Add insns ss{add,sub}v8qi3
13161 Add insns us{add,sub}{v8qi,v4hi}3
13162 Add insns {min,max}{v8qi,v4hi,v2si}3
13163 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
13164 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
13165 * config/sparc/niagara4.md: Add a comment explaining the
13166 discrepancy between the documented latenty numbers and the
13168 * config/sparc/niagara7.md: New file.
13169 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
13170 supports SPARC5 and VIS 4.0 instructions.
13171 * configure: Regenerate.
13172 * config.in: Likewise.
13173 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
13174 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
13175 TARGET_CPU_niagara7.
13176 (ASM_CPU64_DEFAULT_SPEC): Likewise.
13177 (CPP_CPU_SPEC): Handle niagara7.
13178 (ASM_CPU_SPEC): Likewise.
13179 * config/sparc/sparc-opts.h (processor_type): Add
13180 PROCESSOR_NIAGARA7.
13181 (mvis4): New option.
13182 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
13183 (AS_NIAGARA7_FLAG): Define.
13184 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
13185 (CPP_CPU64_DEFAULT_SPEC): Likewise.
13186 (CPP_CPU_SPEC): Handle niagara7.
13187 (ASM_CPU_SPEC): Likewise.
13188 * config/sparc/sparc.c (niagara7_costs): Define.
13189 (sparc_option_override): Handle niagara7 and adjust cache-related
13190 parameters with better values for niagara cpus. Also support VIS4.
13191 (sparc32_initialize_trampoline): Likewise.
13192 (sparc_use_sched_lookahead): Likewise.
13193 (sparc_issue_rate): Likewise.
13194 (sparc_register_move_cost): Likewise.
13195 (dump_target_flag_bits): Support VIS4.
13196 (sparc_vis_init_builtins): Likewise.
13197 (sparc_builtins): Likewise.
13198 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
13200 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
13202 * config/sparc/sparc.opt (sparc_processor_type): New value
13204 * config/sparc/visintrin.h (__attribute__): Prototypes for the
13206 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
13208 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
13211 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
13213 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
13215 2016-06-06 Richard Biener <rguenther@suse.de>
13217 PR tree-optimization/71398
13218 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
13221 2016-06-05 James Bowman <james.bowman@ftdichip.com>
13223 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
13224 ft32_expand_prolog, ft32_expand_epilogue):
13225 Handle pretend_args.
13226 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
13227 * config/ft32/ft32.md: Add pretend_returner.
13229 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
13232 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
13233 Copy op1 RTX to avoid invalid sharing.
13234 (ix86_expand_vector_move_misalign): Ditto.
13236 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
13238 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
13241 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13243 * predict.c (predicted_by_loop_heuristics_p): New function.
13244 (predict_iv_comparison): Use it.
13245 (predict_loops): Walk from innermost loops; do not predict edges
13246 leaving multiple loops multiple times; implement
13247 PRED_LOOP_ITERATIONS_MAX heuristics.
13248 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
13250 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
13252 * cfg.c (check_bb_profile): Do not report mismatched profiles when
13253 only edges out of BB are EH edges.
13255 2016-06-04 Martin Sebor <msebor@redhat.com>
13256 Marcin Baczyński <marbacz@gmail.com>
13259 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
13260 a void expression in a void function.
13262 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13264 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
13265 aux; dump reasons of decisions.
13266 (should_duplicate_loop_header_p): Likewise.
13267 (do_while_loop_p): Likewise.
13268 (ch_base::copy_headers): Dump asi num insns duplicated.
13270 2016-06-04 Jakub Jelinek <jakub@redhat.com>
13272 PR tree-optimization/71405
13273 * tree-ssa.c (execute_update_addresses_taken): For clobber with
13274 incompatible type, build a new clobber with the right type instead
13275 of building a VIEW_CONVERT_EXPR around it.
13277 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13279 PR tree-optimization/52171
13280 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
13281 by_pieces_ninsns instead of move_by_pieces_ninsns.
13283 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
13285 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
13286 for reg+reg addressing mode.
13288 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13290 * rs6000-c.c (c/c-tree.h): Add #include.
13291 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
13292 in C++ when found in the base position of vec_ld or vec_st.
13294 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
13296 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
13297 use of profile unless profile status is PROFILE_READ.
13298 * profile.c (compute_branch_probabilities): Set profile status
13299 only after reporting predictor hitrates.
13301 2016-06-03 Joseph Myers <joseph@codesourcery.com>
13305 * common.opt (ffp-int-builtin-inexact): New option.
13306 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
13307 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
13308 (ceil@var{m}2): Document dependence on this option.
13309 * ipa-inline-transform.c (inline_call): Handle
13310 flag_fp_int_builtin_inexact.
13311 * ipa-inline.c (can_inline_edge_p): Likewise.
13312 * config/i386/i386.md (rintxf2): Do not test
13313 flag_unsafe_math_optimizations.
13314 (rint<mode>2_frndint): New define_insn.
13315 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
13316 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
13317 for 387 instead of extending and truncating.
13318 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
13319 !flag_trapping_math instead of flag_unsafe_math_optimizations.
13320 Change to frndint<mode>2_<rounding>.
13321 (frndintxf2_<rounding>_i387): Likewise. Change to
13322 frndint<mode>2_<rounding>_i387.
13323 (<rounding_insn>xf2): Likewise.
13324 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
13325 !flag_trapping_math instead of flag_unsafe_math_optimizations for
13326 x87. Test TARGET_ROUND || !flag_trapping_math ||
13327 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
13328 SSE. Use ROUND_NO_EXC in constant operand of
13329 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
13330 for 387 instead of extending and truncating.
13332 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
13333 Julia Koval <julia.koval@intel.com>
13345 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
13346 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
13347 all registers, except for function return registers if there are
13348 no caller-saved registers.
13349 (ix86_set_func_type): New function.
13350 (ix86_set_current_function): Call ix86_set_func_type to set
13351 no_caller_saved_registers and func_type. Call reinit_regs if
13352 caller-saved registers are changed. Don't allow MPX, SSE, MMX
13353 nor x87 instructions in interrupt handler nor function with
13354 no_caller_saved_registers attribute.
13355 (ix86_function_ok_for_sibcall): Return false if there are no
13356 caller-saved registers.
13357 (type_natural_mode): Don't warn ABI change for MMX in interrupt
13359 (ix86_function_arg_advance): Skip for callee in interrupt handler.
13360 (ix86_function_arg): Return special arguments in interrupt handler.
13361 (ix86_promote_function_mode): Promote pointer to word_mode only
13362 for normal functions.
13363 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
13365 (ix86_epilogue_uses): New function.
13366 (ix86_hard_regno_scratch_ok): Likewise.
13367 (ix86_save_reg): Preserve all registers in interrupt handler
13368 after reload. Preserve all registers, except for function return
13369 registers, if there are no caller-saved registers after reload.
13370 (find_drap_reg): Always use callee-saved register if there are
13371 no caller-saved registers.
13372 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
13373 for interrupt handler.
13374 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
13375 Emit cld instruction if stringops are used in interrupt handler
13376 or interrupt handler isn't a leaf function.
13377 (ix86_expand_epilogue): Generate interrupt return for interrupt
13378 handler and pop the 'ERROR_CODE' off the stack before interrupt
13379 return in exception handler.
13380 (ix86_expand_call): Disallow calling interrupt handler directly.
13381 If there are no caller-saved registers, mark all registers that
13382 are clobbered by the call which returns as clobbered.
13383 (ix86_handle_no_caller_saved_registers_attribute): New function.
13384 (ix86_handle_interrupt_attribute): Likewise.
13385 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
13387 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
13388 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
13389 accumulation in interrupt function if stack may be realigned to
13391 (EPILOGUE_USES): New.
13392 (function_type): New enum.
13393 (machine_function): Add func_type and no_caller_saved_registers.
13394 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
13395 (interrupt_return): New pattern.
13396 * doc/extend.texi: Document x86 interrupt and
13397 no_caller_saved_registers attributes.
13399 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
13401 PR tree-optimization/52171
13402 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
13403 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
13404 Look for constant strings. Move some code to emit_block_cmp_hints
13406 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
13407 * defaults.h (COMPARE_MAX_PIECES): New macro.
13408 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
13409 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
13410 (clear_by_pieces_1): Don't declare. Move definition before use.
13411 (can_do_by_pieces): New static function.
13412 (can_move_by_pieces): Use it. Return bool.
13413 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
13414 OP. All callers changed. Handle COMPARE_BY_PIECES.
13415 (class pieces_addr); New.
13416 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
13417 pieces_addr::adjust, pieces_addr::increment_address,
13418 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
13420 (class op_by_pieces_d): New.
13421 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
13423 (class move_by_pieces_d, class compare_by_pieces_d,
13424 class store_by_pieces_d): New subclasses of op_by_pieces_d.
13425 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
13426 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
13427 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
13428 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
13429 compare_by_pieces_d::finish_mode): New member functions.
13430 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
13432 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
13433 (emit_block_cmp_hints): New function.
13434 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
13435 use the newly defined classes.
13436 * expr.h (by_pieces_constfn): New typedef.
13437 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
13438 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
13439 (move_by_pieces_ninsns): Don't declare.
13440 (can_move_by_pieces): Change return value to bool.
13441 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
13442 (compare_by_pieces_branch_ratio): New hook.
13443 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
13444 (by_pieces_ninsns): Declare.
13445 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
13447 (default_compare_by_pieces_branch_ratio): New function.
13448 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
13449 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
13450 * doc/tm.texi: Regenerate.
13451 * tree-ssa-strlen.c: Include "builtins.h".
13452 (handle_builtin_memcmp): New static function.
13453 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
13454 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
13456 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13458 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
13459 relevant stmts which are simple and invariant.
13460 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
13461 instead of simple and invariant
13463 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13465 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
13466 (vectorizable_reduction): Check for new relevant state.
13467 (vectorizable_live_operation): vectorize live stmts using
13468 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
13469 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
13470 (vect_stmt_relevant_p): Check for stmts which are only used live.
13471 (process_use): Use of a stmt does not inherit it's live value.
13472 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
13473 (vect_analyze_stmt): Check for new relevant state.
13474 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
13475 outside the loop, but not inside it.
13477 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13479 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
13480 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
13481 (vect_get_vec_def_for_operand): Split out code.
13483 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
13485 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
13487 2016-06-03 Alan Hayward <alan.hayward@arm.com>
13489 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
13491 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13493 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
13495 2016-06-03 Jakub Jelinek <jakub@redhat.com>
13497 PR middle-end/71387
13498 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
13499 to noreturn e->callee->decl that has void return type and void
13500 arguments, adjust gimple_call_fntype and remove lhs even if it had
13501 previously addressable type.
13503 2016-06-02 Jeff Law <law@redhat.com>
13505 PR tree-optimization/71328
13506 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
13507 error when checking for a jump back onto the copied path.
13509 2016-06-02 David Malcolm <dmalcolm@redhat.com>
13511 * config/microblaze/microblaze.c (get_branch_target): Add return
13512 NULL_RTX for the non-CALL_P case.
13513 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
13514 (insert_wic): Remove unused local "j".
13516 2016-06-02 Martin Liska <mliska@suse.cz>
13518 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
13520 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
13521 Julia Koval <julia.koval@intel.com>
13523 * function.c (assign_parm_setup_stack): Force source into a
13524 register if needed.
13525 * target.def (function_incoming_arg): Update documentation to
13526 allow arbitrary address computation based on hard register.
13527 * doc/tm.texi: Regenerated.
13529 2016-06-02 Martin Liska <mliska@suse.cz>
13531 * predict.c (combine_predictions_for_bb): Fix first match in
13532 cases where a first predictor contains more than one occurence
13533 in list of predictors. Take the best value in such case.
13535 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13537 PR rtl-optimization/71295
13538 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
13539 offset would go over the size of the inner mode reject it.
13541 2016-06-02 Jakub Jelinek <jakub@redhat.com>
13543 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
13544 x=x,x and v=v,m instead of x=x,m.
13546 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
13547 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
13548 alternative to v=rm,C.
13550 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
13551 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
13552 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
13553 instead of vex for the last two above mentioned alternatives.
13555 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13558 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
13560 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
13562 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
13564 2016-06-01 David Malcolm <dmalcolm@redhat.com>
13566 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
13567 from int to unsigned.
13569 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13571 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
13572 alternatives, eliminating preferred register class. Add support
13573 for the MTVSRDD instruction in ISA 3.0.
13574 (vsx_splat_v4si_internal): Use splat_input_operand instead of
13575 reg_or_indexed_operand.
13576 (vsx_splat_v4sf_internal): Likewise.
13578 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
13581 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
13582 for loading up all 0's or all 1's.
13584 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
13586 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
13588 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
13590 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
13592 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
13593 * gcc.c (set_source_date_epoch_envvar): New function, sets
13594 the SOURCE_DATE_EPOCH environment variable to the current time.
13596 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13598 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
13599 the factor for live Phi nodes.
13601 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13603 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
13604 * tree-parloops.c (parallelize_loops): likewise.
13605 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
13606 tree_unswitch_outer_loop): likewise.
13608 2016-06-01 Jakub Jelinek <jakub@redhat.com>
13610 PR middle-end/71371
13611 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
13612 around creation of the temporary.
13614 2016-06-01 Richard Biener <rguenther@suse.de>
13616 PR tree-optimization/71366
13617 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
13618 (unloop_loops): Move removing edges here ...
13619 (try_unroll_loop_completely): ... from here.
13620 (try_peel_loop): ... and here.
13621 (tree_unroll_loops_completely_1): Track parent loops via
13622 bitmap of header BBs.
13623 (tree_unroll_loops_completely): Adjust for that.
13625 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13627 * config/rs6000/altivec.h (vec_slv): New macro.
13628 (vec_srv): New macro.
13629 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
13630 (UNSPEC_VSRV): New value.
13633 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
13634 (vsrv): New builtin definition.
13635 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
13636 define argument types for new builtin.
13637 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
13639 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
13642 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
13643 Jocelyn Mayer <l_indien@magic.fr>
13646 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
13647 detect processor family for signature_CENTAUR_ebx.
13648 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
13649 signature_CENTAUR_ebx.
13650 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
13651 <default>: Pass x86-64 for has_longmode.
13653 2016-06-01 Nathan Sidwell <nathan@acm.org>
13655 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
13658 2016-06-01 Richard Biener <rguenther@suse.de>
13660 PR tree-optimization/71261
13661 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
13662 of stmts successfully put in the bool pattern. Remove
13663 single-use restriction.
13664 (adjust_bool_pattern_cast): Add cast at the use site via the
13665 pattern def sequence.
13666 (adjust_bool_pattern): Remove recursion, maintain a hash-map
13667 of patterned defs. Use the pattern def seqence instead of
13668 multiple independent patterns.
13669 (sort_after_uid): New qsort compare function.
13670 (adjust_bool_stmts): New function to process stmts in the bool
13671 pattern in IL order.
13672 (vect_recog_bool_pattern): Adjust.
13673 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
13674 (ifcvt_walk_pattern_tree): Likewise.
13675 (stmt_is_root_of_bool_pattern): Likewise.
13676 (ifcvt_repair_bool_pattern): Likewise.
13677 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
13679 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
13681 * loop-unroll.c (decide_unroll_constant_iterations,
13682 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
13683 likely upper bounds.
13684 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
13686 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
13688 * tree-core.h (enum omp_clause_code): Remove
13689 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
13691 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13693 * config/arm/sync.md (arm_store_exclusive<mode>):
13694 Use 'H' output modifier on operands[2] rather than creating a new
13695 entry in out-of-bounds memory of the operands array.
13696 (arm_store_release_exclusivedi): Likewise.
13698 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13700 * config/arm/arm.c (arm_fusion_enabled_p): New function.
13701 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
13702 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
13703 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13705 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
13707 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
13708 into account live statements for mask producers.
13710 2016-06-01 Richard Biener <rguenther@suse.de>
13712 PR tree-optimization/71311
13713 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
13714 restrict to non-INTEGER_CST @0.
13716 2016-06-01 Richard Biener <rguenther@suse.de>
13718 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
13719 (relational patterns): Use :c to avoid pattern duplications.
13721 2016-06-01 Richard Biener <rguenther@suse.de>
13723 * genmatch.c (comparison_code_p): New predicate.
13724 (swap_tree_comparison): New function.
13725 (commutate): Add for_vec parameter to append new for entries.
13726 Support commutating relational operators by swapping it alongside
13728 (lower_commutative): Adjust.
13729 (dt_simplify::gen): Do not pass artificial operators to gen
13731 (decision_tree::gen): Do not add artificial operators as parameters.
13732 (parser::parse_expr): Verify operator commutativity when :c is
13733 applied. Allow :C to override this.
13734 * match.pd: Adjust patterns to use :C instead of :c where required.
13736 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
13738 PR tree-optimization/71077
13739 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
13740 the combining step, use boolean_false_node and boolean_true_node
13741 as the designated false/true return values.
13743 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13745 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
13746 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
13747 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
13750 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13752 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
13753 of flags impliying the register renaming.
13754 * toplev.c (process_options): Do not imply flag_rename_registers with
13757 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13759 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
13760 default implementation.
13762 2016-05-31 Nathan Sidwell <nathan@acm.org>
13764 * dwarf2out.c (cur_line_info_table): Add GTY marker.
13766 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13768 * config/sh/constraints.md (b): Remove constraint.
13769 * config/sh/predicates.md (arith_reg_operand): Remove
13771 * config/sh/sh-modes.def (PDI): Remove.
13772 * config/sh/sh.c (sh_target_reg_class,
13773 sh_optimize_target_register_callee_saved): Remove functions.
13774 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
13775 (sh_expand_epilogue): Update comment.
13776 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
13777 sh_secondary_reload): Remove TARGET_REGS related code.
13778 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
13779 TARGET_REGISTER_P): Remove macros.
13780 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
13781 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
13782 TR1_REG, TR2_REG): Remove constants.
13783 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
13785 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13787 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
13788 define_expand patterns.
13789 (adddi3_compact): Rename to adddi3.
13790 (subdi3_compact): Rename to subdi3.
13791 (*negdi2): Rename to negdi2.
13792 (*abs<mode>2): Rename to abs<mode>2.
13794 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
13796 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
13797 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
13798 (atomic_sub_fetchsi): ... this new pattern.
13799 (mvtc): Add CC_REG clobber.
13801 2016-05-31 Marek Polacek <polacek@redhat.com>
13803 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
13805 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13807 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
13808 aarch64_fusion_enabled_p to check for fusion capabilities.
13810 2016-05-31 Richard Biener <rguenther@suse.de>
13812 PR tree-optimization/71352
13813 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
13814 minus one and a negate.
13816 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13818 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
13819 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
13821 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
13822 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
13823 Remove use of aarch64_simd_attr_length_move, set length attribute
13825 (*aarch64_be_movoi): Likewise.
13826 (*aarch64_be_movci): Likewise.
13827 (*aarch64_be_movxi): Likewise.
13829 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
13831 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
13832 It no longer does that.
13833 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
13835 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
13837 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
13838 attribute __unused__.
13840 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
13842 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
13843 * config/arm/arm.c (arm_arch_thumb1): Define.
13844 (arm_option_override): Initialize arm_arch_thumb1.
13845 * config/arm/arm.h (arm_arch_thumb1): Declare.
13846 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
13847 support Thumb-1 ISA.
13849 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
13852 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
13853 `Yv' for scalar operand.
13855 2016-05-31 Tom de Vries <tom@codesourcery.com>
13857 PR tree-optimization/69068
13858 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
13859 phis with more than two args.
13861 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
13863 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
13864 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
13867 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
13869 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
13871 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
13873 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
13874 cpu_32, cpu_64, tune_32 and tune_64.
13875 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
13877 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
13879 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
13881 2016-05-30 Andi Kleen <ak@linux.intel.com>
13883 * auto-profile.c (read_profile): Replace asserts with errors
13884 when file does not exist.
13885 * gcov-io.c (gcov_read_words): Dito.
13887 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13889 * tree-cfg.c (print_loop): Print likely upper bounds.
13891 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13893 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
13894 * opts.c (default_options): Enable peel loops at -O3.
13895 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
13896 (try_peel_loop): Do not re-peel already peeled loops;
13897 use likely upper bounds; fix profile updating.
13898 (pass_complete_unroll::execute): Initialize peeled_loops.
13900 2016-05-30 Martin Liska <mliska@suse.cz>
13902 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
13903 computed costs by frequency of BB they belong to.
13904 (get_scaled_computation_cost_at): New function.
13906 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
13907 Marc Glisse <marc.glisse@inria.fr>
13909 PR tree-optimization/71289
13910 * match.pd (-1 / B < A, A > -1 / B): New transformations.
13912 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13914 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
13916 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13918 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
13919 for peeled copies; avoid underflow when updating estimates; correctly
13920 scale loop profile.
13922 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13924 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
13925 r236875. Corrected oe3 to oe2 as obvious.
13927 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13929 PR middle-end/71269
13930 PR middle-end/71252
13931 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
13932 that inserted stmt will not dominate stmts that defines its operand.
13933 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
13934 (rewrite_expr_tree_parallel): Likewise.
13936 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
13938 PR middle-end/71252
13939 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
13940 all fields including stmt_to_insert are swapped.
13942 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13944 * predict.h (force_edge_cold): Declare.
13945 * predict.c (force_edge_cold): New function.
13946 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
13948 (canonicalize_loop_induction_variables): Fix formating.
13950 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
13952 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
13953 (visium_expand_copysign): Use gen_int_mode directly.
13954 (visium_compute_frame_size): Minor tweaks.
13956 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13958 * tree-vect-loop.c (vect_analyze_loop_2): Use
13959 likely_max_stmt_executions_int.
13961 2016-05-30 Tom de Vries <tom@codesourcery.com>
13963 PR tree-optimization/69067
13964 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
13966 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
13969 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
13970 New peepholes to remove unneeded fild/fistp pairs.
13971 (define_peephole2 atomic_loaddi_fpu): Ditto.
13973 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13975 * predict.c (maybe_hot_frequency_p): Avoid division.
13977 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13979 * doc/install.texi: Use https for shop.fsf.org.
13981 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13983 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13984 likely_max_stmt_executions_int.
13986 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13988 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13989 likely_max_stmt_executions_int.
13991 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13993 * profile.c (compute_branch_probabilities): Do not report hitrates
13995 (branch_prob): Report hitrates here.
13996 * predict.c (gimple_predict_edge): Do not assert profile status;
13997 fix formatting issues.
13999 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14001 * predict.c (edge_predicted_by_p): New function.
14002 (predict_paths_for_bb): Do not put multiple predictions of the same type
14005 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14007 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
14010 2016-05-28 Alan Modra <amodra@gmail.com>
14012 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
14014 2016-05-28 Alan Modra <amodra@gmail.com>
14016 PR rtl-optimization/71275
14017 * ira.c (ira): Free dominance info.
14019 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
14021 * doc/sourcebuild.texi: New address for upstream Go repository.
14023 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
14025 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
14026 (TARGET_ARM_V7M): Likewise.
14028 2016-05-26 Jeff Law <law@redhat.com>
14030 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
14031 (thread_across_edge): Remove calls to find_jump_threads_backwards.
14032 * passes.def: Add jump threading passes before DOM/VRP.
14033 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
14034 argument to a basic block from an edge. Remove tests which are
14036 (pass_data_thread_jumps, class pass_thread_jumps): New.
14037 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
14038 (make_pass_thread_jumps): Likewise.
14039 * tree-pass.h (make_pass_thread_jumps): Declare.
14041 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
14043 * config/visium/visium-protos.h (split_double_move): Rename into...
14044 (visium_split_double_move): ...this.
14045 (visium_split_double_add): Declare.
14046 * config/visium/visium.c (split_double_move): Rename into...
14047 (visium_split_double_move): ...this.
14048 (visium_split_double_add): New function.
14049 (visium_expand_copysign): Renumber operands for consistency.
14050 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
14051 (DFmode move splitter): Likewise.
14052 (*addi3_insn): Split by means of visium_split_double_add.
14053 (*adddi3_insn_flags): Delete.
14054 (*plus_plus_sltu<subst_arith>): New insn.
14055 (*subdi3_insn): Split by means of visium_split_double_add.
14056 (subdi3_insn_flags): Delete.
14057 (*minus_minus_sltu<subst_arith>): New insn.
14058 (*negdi2_insn): Split by means of visium_split_double_add.
14059 (*negdi2_insn_flags): Delete.
14061 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
14063 * configure.ac: Treat a --with-headers option without argument
14064 the same as the default (i.e. consult sys-include directory).
14065 * configure: Regenerate.
14067 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14069 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
14070 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
14072 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
14073 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
14075 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14078 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
14079 tree-stdarg analysis results.
14080 (aarch64_setup_incoming_varargs): Likewise.
14082 2016-05-27 Jiong Wang <jiong.wang@arm.com>
14084 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
14085 va_list_gpr_counter_field and va_list_fpr_counter_field.
14087 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
14090 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
14091 * config/aarch64/aarch64.c
14092 (aarch64_cannot_change_mode_class): Remove function.
14093 * config/aarch64/aarch64-protos.h
14094 (aarch64_cannot_change_mode_class): Remove.
14096 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
14098 * cfgloop.c (record_niter_bound): Record likely upper bounds.
14099 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
14100 get_likely_max_loop_iterations_int): New.
14101 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
14102 any_likely_upper_bound.
14103 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
14105 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
14106 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
14108 (unroll_loop_constant_iterations): Likewise.
14109 (unroll_loop_runtime_iterations): Likewise.
14110 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
14111 * lto-streamer-out.c (output_cfg): Likewise.
14112 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
14114 (canonicalize_loop_induction_variables): Dump likely upper bounds.
14115 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
14116 (likely_max_loop_iterations): New.
14117 (likely_max_loop_iterations_int): New.
14118 (likely_max_stmt_executions): New.
14119 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
14120 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
14121 likely_max_stmt_executions): Declare.
14123 2016-05-27 Marek Polacek <polacek@redhat.com>
14125 PR middle-end/71308
14126 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
14128 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14130 * config/s390/s390.md (2x risbg splitters): Use
14131 reg_overlap_mentioned_p instead of rtx_equal_p.
14133 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
14135 * combine.c (make_compound_operation): Take known zero bits into
14136 account when checking for possible zero_extend.
14138 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14140 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
14141 Use const_int_operand for operand 2 predicate. Simplify expand code
14144 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
14146 PR middle-end/71279
14147 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
14150 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14152 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
14153 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
14154 that returns CC_SESWPmode and CC_ZESWPmode.
14155 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
14157 (aarch64_rtx_costs): Likewise.
14159 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
14161 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
14162 for ISA 3.0 min/max support.
14163 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
14164 conditional move support.
14165 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
14166 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
14168 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
14169 conditional moves where the comparison type is different from move
14171 (fp_minmax): New code iterator for smin/smax.
14172 (minmax): New code attributes for min/max.
14173 (SMINMAX): Likewise.
14174 (smax<mode>3): Combine min, max insns into one insn using the
14175 fp_minmax code iterator. Add support for ISA 3.0 min/max
14176 instructions that don't need -ffast-math.
14177 (s<minmax><mode>3): Likewise.
14178 (smax<mode>3_vsx): Likewise.
14179 (smin<mode>3): Likewise.
14180 (s<minmax><mode>3_vsx): Likewise.
14181 (smin<mode>3_vsx): Likewise.
14182 (pre-VSX min/max splitters): Likewise.
14183 (s<minmax><mode>3_fpr): Likewise.
14184 (movsfcc): Rewrite floating point conditional moves to combine
14185 SFmode/DFmode into a single insn.
14186 (mov<mode>cc): Likewise.
14187 (movdfcc): Likewise.
14188 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
14189 SFDF2 iterators to handle all combinations.
14190 (fseldfsf4): Likewise.
14191 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
14192 (fseldfdf4): Likewise.
14193 (fselsfdf4): Likewise.
14194 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
14195 comparison instructions that set a 0/-1 mask, and use it for
14196 floating point conditional move via XXSEL.
14197 (fpmask<mode>): Likewise.
14198 (xxsel<mode>): Likewise.
14199 * config/rs6000/predicates.md (min_max_operator): Delete, no
14201 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
14202 instructions that generate a 0/-1 mask for use with XXSEL.
14203 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
14204 say whether floating point min/max is available, either through
14205 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
14206 (TARGET_MINMAX_DF): Likewise.
14208 2016-05-27 Alan Modra <amodra@gmail.com>
14210 PR rtl-optimization/71275
14211 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
14212 for update_equiv_regs and combine_and_move_insns.
14214 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
14216 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
14217 if_then_else or cond RTXes to calculate attribute value.
14218 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
14219 <attr "length_immediate>: Ditto.
14220 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
14221 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
14222 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
14223 <attr "type">: Ditto.
14224 <attr "prefix_data16">: Ditto.
14225 <attr "prefix_extra">: Ditto.
14226 <attr "length_immediate">: Ditto.
14227 <attr "prefix">: Ditto.
14228 (vec_set<mode>_0) <attr "isa">: Ditto.
14229 <attr "prefix_extra">: Ditto.
14230 <attr "length_immediate">: Ditto.
14231 <attr "prefix">: Ditto.
14232 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
14233 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
14234 (sse2_storelpd) <attr "prefix_data16">: Ditto.
14235 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
14236 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
14237 <attr "length_immediate">: Ditto.
14238 <attr "prefix">: Ditto.
14239 (sse2_movsd) <attr "length_immediate">: Ditto.
14240 <attr "prefix">: Ditto.
14241 (vec_concatv2df) <attr "isa">: Ditto.
14242 <attr "prefix">: Ditto.
14243 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
14244 (*vec_extractv2di_1) <attr "isa">: Ditto.
14245 <attr "type">: Ditto.
14246 <attr "length_immediate">: Ditto.
14247 <attr "prefix_rex">: Ditto.
14248 <attr "prefix_extra">: Ditto.
14249 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
14250 <attr "prefix_extra">: Ditto.
14251 <attr "length_immediate">: Ditto.
14252 (vec_concatv2di) <attr "isa">: Ditto.
14253 <attr "prefix_extra">: Ditto.
14254 <attr "length_immediate">: Ditto.
14255 <attr "prefix">: Ditto.
14257 2016-05-26 Martin Liska <mliska@suse.cz>
14259 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
14261 (operator+): Likewise.
14262 (operator-): Likewise.
14263 (comp_cost::operator+=): Likewise.
14264 (comp_cost::operator-=): Likewise.
14265 (comp_cost::operator/=): Likewise.
14266 (comp_cost::operator*=): Likewise.
14267 (operator<): Likewise.
14268 (operator==): Likewise.
14269 (operator<=): Likewise.
14270 (new_cost): Remove.
14271 (infinite_cost_p): Likewise.
14272 (add_costs): Likewise.
14273 (sub_costs): Likewise.
14274 (compare_costs): Likewise.
14275 (set_group_iv_cost): Use the newly introduced functions.
14276 (get_address_cost): Likewise.
14277 (get_shiftadd_cost): Likewise.
14278 (force_expr_to_var_cost): Likewise.
14279 (split_address_cost): Likewise.
14280 (ptr_difference_cost): Likewise.
14281 (difference_cost): Likewise.
14282 (get_computation_cost_at): Likewise.
14283 (determine_group_iv_cost_generic): Likewise.
14284 (determine_group_iv_cost_address): Likewise.
14285 (determine_group_iv_cost_cond): Likewise.
14286 (autoinc_possible_for_pair): Likewise.
14287 (determine_group_iv_costs): Likewise.
14288 (cheaper_cost_pair): Likewise.
14289 (iv_ca_recount_cost): Likewise.
14290 (iv_ca_set_no_cp): Likewise.
14291 (iv_ca_set_cp): Likewise.
14292 (iv_ca_cost): Likewise.
14293 (iv_ca_new): Likewise.
14294 (iv_ca_dump): Likewise.
14295 (iv_ca_narrow): Likewise.
14296 (iv_ca_prune): Likewise.
14297 (iv_ca_replace): Likewise.
14298 (try_add_cand_for): Likewise.
14299 (try_improve_iv_set): Likewise.
14300 (find_optimal_iv_set): Likewise.
14302 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
14304 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
14305 that internal functions will clobber all caller-saved registers.
14307 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14309 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
14310 Return a better case_values_threshold when optimizing.
14312 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
14314 * config/aarch64/aarch64-simd.md (aarch64_combinez):
14315 Add ? to integer variant.
14316 (aarch64_combinez_be): Likewise.
14318 2016-05-26 Jakub Jelinek <jakub@redhat.com>
14320 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
14321 instead of x constraint.
14322 (vcvtps2ph256<mask_name>): Likewise.
14324 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
14325 alternative. Formatting fix.
14327 * config/i386/sse.md
14328 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
14330 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
14331 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
14332 maybe_evex prefix instead of vex.
14333 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
14334 EXT_REX_SSE_REG_P (op0) case in the splitter.
14336 2016-05-25 Jeff Law <law@redhat.com>
14338 PR tree-optimization/71272
14339 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
14340 Update comments. Add test for empty path.
14342 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
14344 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
14345 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
14346 special case builtin.
14347 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14348 code for ALTIVEC_BUILTIN_VEC_CMPNE.
14349 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14350 for __builtin_vec_cmpne.
14352 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
14354 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
14355 redundant test and bail out if the type of the new operand is not
14356 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
14358 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14360 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
14361 (x_ix86_target_flags_explicit): Remove.
14362 * config/i386/i386.c (ix86_function_specific_save): Do not copy
14363 x_ix86_target_flags_explicit.
14364 (ix86_function_specific_restore): Ditto.
14366 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
14367 H.J. Lu <hongjiu.lu@intel.com>
14370 * common/config/i386/i386-common.c
14371 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
14372 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
14373 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
14374 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
14375 (-mgeneral-regs-only): Add new option.
14376 * config/i386/i386.c (ix86_option_override_internal): Don't enable
14377 x87 instructions if only general registers are allowed.
14378 (ix86_target_string): Add ix86_flags argument. Handle additional
14379 flags options through ix86_flags argument. Update all callers.
14380 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
14382 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14384 PR rtl-optimization/66940
14385 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
14386 decrementing desired_val will not overflow before performing these
14389 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
14391 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
14392 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
14393 * config/i386/i386.c (enum ix86_builtins): Add
14394 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
14395 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
14396 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
14397 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
14398 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
14399 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
14400 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
14401 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
14402 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
14403 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
14404 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
14405 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
14406 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
14407 __builtin_ia32_cvtps2dq512_mask.
14408 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
14409 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
14410 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
14411 * config/i386/sse.md
14412 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
14414 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
14415 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
14417 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
14418 (avx512f_vec_pack_sfix_v8df): New define_expand.
14419 (avx512f_roundpd512): Rename to ...
14420 (avx512f_round<castmode>512): ... this. Change iterator.
14421 (avx512f_roundps512_sfix): New define_expand.
14422 (round<mode>2_sfix): Change iterator.
14424 2016-05-25 Nick Clifton <nickc@redhat.com>
14426 * config/msp430/msp430.c (msp430_attr): Produce an error if a
14427 static interrupt handler is detected.
14428 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
14429 default linker script.
14430 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
14431 the low part of a symbolic pointer.
14433 2016-05-25 Richard Biener <rguenther@suse.de>
14435 PR tree-optimization/71261
14436 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
14437 interesting stmt instead of immediate uses when looking
14438 for the use operand to replace.
14440 2016-05-25 Martin Liska <mliska@suse.cz>
14442 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
14444 2016-05-25 Richard Biener <rguenther@suse.de>
14446 PR tree-optimization/71264
14447 * tree-vect-stmts.c (vect_init_vector): Properly deal with
14450 2016-05-25 Martin Liska <mliska@suse.cz>
14452 PR tree-optimization/71239
14453 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
14454 if DECL_SIZE is NULL.
14456 2016-05-25 Richard Biener <rguenther@suse.de>
14458 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
14459 * tree-if-conv.c (pass_data_if_conversion): Use it.
14461 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
14463 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
14464 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
14465 * varpool.c (varpool_node::get_availability): Likewise.
14467 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14469 * config/rs6000/altivec.md (VNEG iterator): New iterator for
14470 VNEGW/VNEGD instructions.
14471 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
14472 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
14473 support for ISA 3.0 VNEGW/VNEGD instructions.
14475 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
14477 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
14478 pointers inside OACC_DATA regions.
14479 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
14480 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
14481 (gimplify_adjust_omp_clauses): Fix typo in comment.
14483 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
14485 * config/rs6000/altivec.md (VParity): New mode iterator for vector
14486 parity built-in functions.
14487 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
14489 (p9v_parity<mode>2): Likewise.
14490 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
14492 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
14493 (parity<mode>2): ISA 3.0 expander for vector parity.
14494 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
14496 (BU_P9_64BIT_MISC_0): Likewise.
14497 (BU_P9_MISC_0): Likewise.
14498 (BU_P9V_AV_1): Likewise.
14499 (BU_P9V_AV_2): Likewise.
14500 (BU_P9V_AV_3): Likewise.
14501 (BU_P9V_AV_P): Likewise.
14502 (BU_P9V_VSX_1): Likewise.
14503 (BU_P9V_OVERLOAD_1): Likewise.
14504 (BU_P9V_OVERLOAD_2): Likewise.
14505 (BU_P9V_OVERLOAD_3): Likewise.
14506 (VCTZB): Add vector count trailing zeros support.
14510 (VPRTYBD): Add vector parity support.
14511 (VPRTYBQ): Likewise.
14512 (VPRTYBW): Likewise.
14513 (VCTZ): Add overloaded vector count trailing zeros support.
14514 (VPRTYB): Add overloaded vector parity support.
14515 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14516 overloaded vector count trailing zeros and parity instructions.
14517 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
14518 vector parity support.
14519 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
14520 trailing zeros support.
14521 (vec_cntlz): Likewise.
14522 (vec_vctzb): Likewise.
14523 (vec_vctzd): Likewise.
14524 (vec_vctzh): Likewise.
14525 (vec_vctzw): Likewise.
14526 (vec_vprtyb): Add ISA 3.0 vector parity support.
14527 (vec_vprtybd): Likewise.
14528 (vec_vprtybw): Likewise.
14529 (vec_vprtybq): Likewise.
14530 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14531 the ISA 3.0 vector count trailing zeros and vector parity built-in
14534 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14536 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
14537 when there is stmt_to_insert.
14539 2016-05-24 Martin Sebor <msebor@redhat.com>
14542 * tree.h (complete_or_array_type_p): New inline function.
14544 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14546 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
14547 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
14548 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
14550 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
14551 Limit 1st alternative to noavx isa, split 2nd alternative into one
14552 noavx and one avx alternative, use *x and Bm in the former and
14553 x and m in the latter.
14555 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
14556 of sse4 for the first alternative, drop %v from the template
14557 and d operand modifier. Split second alternative into one sse4_noavx
14558 and one avx alternative, use *x instead of *v in the former and v
14559 instead of *v in the latter.
14560 (*sse4_1_extractps): Use noavx isa instead of * for the first
14561 alternative, drop %v from the template. Split second alternative into
14562 one noavx and one avx alternative, use *x instead of *v in the
14563 former and v instead of *v in the latter.
14564 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
14565 with noavx and the last one with avx.
14566 (sse4_1_phminposuw): Guard first alternative with noavx isa,
14567 split the second one into one noavx and one avx alternative,
14568 use *x and Bm in the former and x and m in the latter one.
14569 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
14572 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
14573 first two alternatives to noavx, use *x instead of *v in the second
14574 one, add avx alternative without *.
14575 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
14576 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
14577 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
14579 2016-05-24 Jeff Law <law@redhat.com>
14581 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
14582 New function, extracted from...
14583 (fsm_find_control_statement_thread_paths): Here. Use the new function.
14584 Allow simple copies and constant initializations in the SSA chain.
14586 2016-05-24 Marek Polacek <polacek@redhat.com>
14589 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
14592 2016-05-24 Jakub Jelinek <jakub@redhat.com>
14595 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
14596 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
14597 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
14598 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
14599 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
14601 2016-05-24 Richard Biener <rguenther@suse.de>
14603 PR tree-optimization/71240
14604 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
14607 2016-05-24 Richard Biener <rguenther@suse.de>
14609 PR tree-optimization/71230
14610 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
14612 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14614 * tree-vectorizer.h (vectorizable_comparison): Delete.
14615 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
14616 PURE_SLP_STMT check.
14617 * tree-vect-stmts.c (vectorizable_call): Likewise.
14618 (vectorizable_simd_clone_call): Likewise.
14619 (vectorizable_conversion): Likewise.
14620 (vectorizable_assignment): Likewise.
14621 (vectorizable_shift): Likewise.
14622 (vectorizable_operation): Likewise.
14623 (vectorizable_load): Likewise.
14624 (vectorizable_condition): Likewise.
14625 (vectorizable_store): Likewise. Assert that we don't have
14627 (vectorizable_comparison): Make static. Remove redundant
14628 PURE_SLP_STMT check.
14629 (vect_transform_stmt): Assert that we always have an slp_node
14632 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14634 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
14635 operands[2] against 1 with comparison against CONST1_RTX.
14636 (<shift>di3_neon): Likewise.
14637 * config/arm/predicates.md (const0_operand): Replace with comparison
14638 against CONST0_RTX.
14640 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14642 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
14643 operands[2] against 1 with comparison against CONST1_RTX.
14644 (ashrdi3): Likewise.
14645 (lshrdi3): Likewise.
14646 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
14648 (ashrsi3): Likewise.
14649 (lshrsi3): Likewise.
14650 (rotrsi3): Likewise.
14651 (define_split above *compareqi_eq0): Likewise.
14652 (define_split above "prologue"): Likewise.
14653 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
14654 * config/arm/predicates.md (shift_operator): Likewise.
14655 (shift_nomul_operator): Likewise.
14656 (sat_shift_operator): Likewise.
14657 (thumb1_cmp_operand): Likewise.
14658 (const_neon_scalar_shift_amount_operand): Replace manual range
14659 check with IN_RANGE.
14660 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
14661 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
14663 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14665 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
14666 with HOST_WIDE_INT_1.
14668 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
14669 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
14670 (arm_canonicalize_comparison): Likewise.
14671 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
14673 (thumb1_size_rtx_costs): Likewise.
14674 (vfp_const_double_index): Replace cast of 1 to unsigned
14675 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14676 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
14678 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
14679 HOST_WIDE_INT with HOST_WIDE_INT_1U.
14680 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
14681 HOST_WIDE_INT with HOST_WIDE_INT_1.
14683 2016-05-24 Marek Polacek <polacek@redhat.com>
14685 * tree-cfg.h (should_remove_lhs_p): New predicate.
14686 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
14687 * gimplify.c (gimplify_modify_expr): Likewise.
14688 * tree-cfg.c (verify_gimple_call): Likewise.
14689 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
14690 * gimple-fold.c: Include "tree-cfg.h".
14691 (gimple_fold_call): Use should_remove_lhs_p.
14693 2016-05-24 Richard Biener <rguenther@suse.de>
14695 PR tree-optimization/71253
14696 * cfganal.h (control_dependences): Make robust against edge
14698 (control_dependences::control_dependences): Remove edge_list argument.
14699 (control_dependences::get_edge): Remove.
14700 (control_dependences::get_edge_src): Add.
14701 (control_dependences::get_edge_dest): Likewise.
14702 (control_dependences::m_el): Make a vector of edge src/dest index.
14703 * cfganal.c (control_dependences::find_control_dependence): Adjust.
14704 (control_dependences::control_dependences): Likewise.
14705 (control_dependences::~control_dependence): Likewise.
14706 (control_dependences::get_edge): Remove.
14707 (control_dependences::get_edge_src): Add.
14708 (control_dependences::get_edge_dest): Likewise.
14709 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
14711 (perform_tree_ssa_dce): Adjust.
14712 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
14714 (pass_loop_distribution::execute): Adjust. Do loop destroying
14715 conditional on changed.
14717 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14720 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
14721 return. Reindent transformation comment and mention the ARM state
14724 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14726 PR middle-end/71252
14727 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
14728 after build_and_add_sum creates new use stmt.
14730 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14732 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
14733 load_lanes/grouped_load classification comes first. Don't check
14734 whether the vectorization factor is a multiple of the group size
14737 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
14739 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
14740 GROUP_GAP for single-element interleaving.
14741 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
14744 2016-05-24 Richard Biener <rguenther@suse.de>
14746 PR middle-end/70434
14748 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
14749 bases which are accessed with non-invariant indices.
14750 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
14751 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
14753 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
14755 PR middle-end/71170
14756 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
14757 (add_to_ops_vec): Add stmt_to_insert.
14758 (add_repeat_to_ops_vec): Init stmt_to_insert.
14759 (insert_stmt_before_use): New.
14760 (transform_add_to_multiply): Remove mult_stmt insertion and add it
14762 (get_ops): Init stmt_to_insert.
14763 (maybe_optimize_range_tests): Likewise.
14764 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
14765 (rewrite_expr_tree_parallel): Likewise.
14766 (reassociate_bb): Likewise.
14768 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14771 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
14772 ISA 3.0 xxperm fusion alternative.
14773 (altivec_vperm_v8hiv16qi): Likewise.
14774 (altivec_vperm_<mode>_uns_internal): Likewise.
14775 (vperm_v8hiv4si): Likewise.
14776 (vperm_v16qiv8hi): Likewise.
14778 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14779 Kelvin Nilsen <kelvin@gcc.gnu.org>
14781 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
14782 vpermr/xxpermr on ISA 3.0.
14783 (altivec_expand_vec_perm_le): Likewise.
14784 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
14785 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
14788 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
14790 * config/i386/i386.h (IS_STACK_MODE): Enable for
14791 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
14792 SSE_FLOAT_MODE_P macros.
14793 * config/i386/i386.c (ix86_preferred_reload_class): Use
14794 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
14795 Cleanup regclass processing for CONST_DOUBLE_P.
14796 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
14797 (ix86_rtx_costs): Remove redundant TARGET_80387 check
14798 with IS_STACK_MODE macro.
14799 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
14801 (*movdf_internal): Use IS_STACK_MODE macro.
14802 (*movsf_internal): Ditto.
14804 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
14806 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
14807 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
14809 2016-05-23 Jeff Law <law@redhat.com>
14811 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
14813 (fsm_find_control_statement_thread_paths): Call it.
14815 2016-05-23 Martin Jambor <mjambor@suse.cz>
14818 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
14819 from_global_constant if t is not NULL.
14821 2016-05-23 Marek Polacek <polacek@redhat.com>
14824 * common.opt (Wswitch-unreachable): New option.
14825 * doc/invoke.texi: Document -Wswitch-unreachable.
14826 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
14829 2016-05-23 Bin Cheng <bin.cheng@arm.com>
14831 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
14832 TMR_INDEX is non-NULL.
14834 2016-05-23 Richard Biener <rguenther@suse.de>
14836 PR tree-optimization/71230
14837 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
14838 (try_special_add_to_ops): ... here. Always test for single-use.
14840 2016-05-23 Martin Jambor <mjambor@suse.cz>
14842 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
14843 default block if a PHI node in the original one would be resized.
14845 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14847 PR tree-optimization/58135
14848 * tree-vect-slp.c: When group size is not multiple
14849 of vector size, allow splitting of store group at
14852 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
14854 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
14856 2016-05-22 Jakub Jelinek <jakub@redhat.com>
14858 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
14859 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
14860 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
14863 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
14864 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
14865 v constraint instead of x and vinserti32x4 insn.
14867 * config/i386/sse.md (i128vldq): New mode iterator.
14868 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
14869 avx512dq and avx512vl alternatives.
14871 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
14872 constraint, use maybe_evex prefix instead of vex.
14873 (vec_dupv4sf): Use v constraint instead of x for output
14874 operand except for noavx alternative, use Yv constraint
14875 instead of x for input. Use maybe_evex prefix instead of vex.
14876 (*vec_dupv4si): Likewise.
14877 (*vec_dupv2di): Likewise.
14879 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
14881 PR middle-end/40921
14882 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
14883 (linearize_expr_tree): Call try_special_add_to_ops.
14884 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
14886 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14888 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
14889 to computed stack_usage.
14891 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14894 * config/avr/avr.md (define_expand "mov<mode>"): If the source
14895 operand is subreg (symbol_ref) then move the symbol ref to register.
14897 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
14899 * tree.c (array_at_struct_end_p): Look through MEM_REF.
14901 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
14903 PR middle-end/71179
14904 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
14907 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14909 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
14910 ranges by calling get_single_symbol and tidy up. Look more closely
14911 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
14913 2016-05-20 Jeff Law <law@redhat.com>
14915 * bitmap.c (bitmap_find_bit): Remove useless test.
14917 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
14919 * function.c (thread_prologue_and_epilogue_insns): Commit the
14920 insertion of the epilogue.
14922 2016-05-20 Martin Jambor <mjambor@suse.cz>
14924 PR tree-optimization/70884
14925 * tree-sra.c (initialize_constant_pool_replacements): Do not check
14926 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
14927 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
14928 of constant pool data as a reason for scalarization.
14930 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
14932 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
14933 for naked functions.
14934 (thumb1_expand_prologue): Likewise.
14936 2016-05-20 Nathan Sidwell <nathan@acm.org>
14938 * config/nvptx/nptx.c (nvptx_option_override): Only set
14939 flag_toplevel_reorder, if not explicitly specified. Set
14940 flag_no_common, unless explicitly specified.
14942 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14944 * calls.c (can_implement_as_sibling_call_p): Mark param
14945 reg_parm_stack_space with ATTRIBUTE_UNUSED.
14947 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
14949 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
14950 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
14951 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
14953 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
14954 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
14955 and CASE_CONST_ANY.
14957 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
14959 * config/nvptx/nvptx.md (sincossf3): New pattern.
14961 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14963 * calls.c (maybe_complain_about_tail_call): New function.
14964 (initialize_argument_information): Call
14965 maybe_complain_about_tail_call when clearing *may_tailcall.
14966 (can_implement_as_sibling_call_p): Call
14967 maybe_complain_about_tail_call when returning false.
14968 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
14969 ensure try_tail_call is set. Call maybe_complain_about_tail_call
14970 if tail-call optimization fails.
14971 * cfgexpand.c (expand_call_stmt): Initialize
14972 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
14973 * gimple-pretty-print.c (dump_gimple_call): Dump
14974 gimple_call_must_tail_p.
14975 * gimple.c (gimple_build_call_from_tree): Call
14976 gimple_call_set_must_tail with the value of
14977 CALL_EXPR_MUST_TAIL_CALL.
14978 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14979 (gimple_call_set_must_tail): New function.
14980 (gimple_call_must_tail_p): New function.
14981 * print-tree.c (print_node): Update printing of TREE_STATIC
14982 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14983 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14984 trailing comment listing applicable flags.
14985 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14987 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14989 * calls.c (expand_call): Move "Rest of purposes for tail call
14990 optimizations to fail" to...
14991 (can_implement_as_sibling_call_p): ...this new function, and
14992 split into multiple "if" statements.
14994 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14996 * cfgloop.h (expected_loop_iterations_unbounded,
14997 expected_loop_iterations): Unconstify.
14998 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14999 profile with known upper bound; return 3 when profile is absent.
15000 (expected_loop_iterations): Update.
15002 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15004 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
15005 and get_max_loop_iterations_int.
15007 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
15009 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
15010 realistic upper bounds here.
15012 2016-05-20 Jakub Jelinek <jakub@redhat.com>
15015 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
15016 calls if the LHS is variable length or has addressable type.
15017 If targets[0]->decl is a noreturn call with void return type and
15018 zero arguments, adjust fntype and remove lhs in that case.
15020 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
15022 PR tree-optimization/71079
15023 PR tree-optimization/71206
15024 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
15026 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15028 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
15029 (get_vec_alignment_for_array_decl): Likewise.
15030 (get_vec_alignment_for_record_decl): Likewise.
15031 (increase_alignment::execute): Move code to find alignment to
15032 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
15033 (type_align_map): New hash_map.
15035 2016-05-20 Richard Guenther <rguenther@suse.de>
15037 PR tree-optimization/29756
15038 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
15039 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
15040 * fold-const.c (operand_equal_p): Likewise.
15041 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
15042 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
15043 * tree-inline.c (estimate_operator_cost): Likewise.
15044 * tree-pretty-print.c (dump_generic_node): Likewise.
15045 * tree-ssa-operands.c (get_expr_operands): Likewise.
15046 * cfgexpand.c (expand_debug_expr): Likewise.
15047 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
15048 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
15049 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
15050 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
15051 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
15052 (execute_update_addresses_taken): Do it.
15054 2016-05-20 Richard Biener <rguenther@suse.de>
15056 PR tree-optimization/71185
15057 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
15058 register operations.
15060 2016-05-20 Richard Biener <rguenther@suse.de>
15062 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
15063 gimple_seq_add_seq_without_update.
15064 (release_bb_predicate): Assert we have no operands to free.
15065 (if_convertible_loop_p_1): Calculate post dominators later.
15066 Do not free BB predicates here.
15067 (combine_blocks): Do not recompute BB predicates.
15068 (version_loop_for_if_conversion): Save BB predicates around
15071 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15073 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
15074 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
15075 code. Ignore sibcalls on EDGE_IGNORE edges.
15076 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
15077 on edges for sibcalls that run without prologue. The rest of the
15078 function is combined from...
15079 (fix_fake_fallthrough_edge): ... this, and ...
15080 (try_shrink_wrapping): ... a part of this. Remove the bb_with
15081 function argument, make it a local variable.
15083 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
15085 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
15086 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
15087 for 32-bit mode and SEH for 64-bit.
15088 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
15089 TARGET_64BIT_DEFAULT.
15091 2016-05-19 Ryan Burn <contact@rnburn.com>
15093 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
15094 * gengtype.c (open_base_files): Add cilk.h to ifiles.
15096 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
15098 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
15099 force pending loads from memory.
15101 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
15103 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
15104 (UNSPEC_DARN_32): New unspec constant.
15105 (UNSPEC_DARN_RAW): New unspec constant.
15106 (darn_32): New instruction.
15107 (darn_raw): New instruction.
15108 (darn): New instruction.
15109 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
15110 support and documentation for this macro.
15111 (BU_P9_MISC_1): New macro definition.
15112 (BU_P9_64BIT_MISC_0): New macro definition.
15113 (BU_P9_MISC_0): New macro definition.
15114 (darn_32): New builtin definition.
15115 (darn_raw): New builtin definition.
15116 (darn): New builtin definition.
15117 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
15118 RS6000_BUILTIN_0 directives to surround each occurrence of
15119 #include "rs6000-builtin.def".
15120 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
15121 RS6000_BTM_64BIT flags to the returned mask, depending on
15123 (def_builtin): Correct an error in the assignments made to the
15124 debugging variable attr_string.
15125 (rs6000_expand_builtin): Add support for no-operand built-in
15127 (builtin_function_type): Remove fatal_error assertion that is no
15129 (rs6000_common_init_builtins): Add support for no-operand built-in
15131 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
15133 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
15135 (RS6000_BTM_64BIT): New macro definition.
15136 * doc/extend.texi: Document __builtin_darn (void),
15137 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
15140 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
15142 * tree-vect-loop.c (vect_analyze_loop_2): Use also
15143 max_loop_iterations_int.
15145 2016-05-19 Marek Polacek <polacek@redhat.com>
15147 PR tree-optimization/71031
15148 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
15149 condition and adjust the code a bit.
15151 2016-05-19 Martin Liska <mliska@suse.cz>
15153 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
15154 auto_vec instead of vec.
15156 2016-05-19 Martin Liska <mliska@suse.cz>
15158 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
15160 2016-05-19 Martin Liska <mliska@suse.cz>
15162 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
15164 2016-05-19 Martin Liska <mliska@suse.cz>
15166 * ipa-pure-const.c (set_function_state): Remove an existing
15168 (remove_node_data): Do not free it as it's released
15169 in set_function_state.
15171 2016-05-19 Martin Liska <mliska@suse.cz>
15173 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
15176 2016-05-19 Martin Liska <mliska@suse.cz>
15178 * omp-simd-clone.c (simd_clone_adjust): Release vector.
15180 2016-05-19 Martin Liska <mliska@suse.cz>
15182 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
15183 an auto_vec instead of re-creating it.
15185 2016-05-19 Martin Liska <mliska@suse.cz>
15187 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
15188 auto_vec instead of vec.
15190 2016-05-19 Martin Liska <mliska@suse.cz>
15192 * lto-section-in.c (lto_get_section_data): Call
15193 lto_check_version with additional argument.
15194 * lto-streamer.c (lto_check_version): Add new argument.
15195 * lto-streamer.h (lto_check_version): Likewise.
15197 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15199 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
15200 Don't add cost of inner memory when handling sign-extended loads.
15202 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
15204 PR rtl-optimization/71148
15205 * cse.c (cse_main): Free dominance info.
15206 (rest_of_handle_cse): Don't free dominance info.
15207 (rest_of_handle_cse2): Likewise.
15208 (rest_of_handle_cse_after_global_opts): Likewise.
15210 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15213 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
15214 NULL_TREE early if NEON is not available. Remove now redundant check
15215 in ARM_CHECK_BUILTIN_MODE.
15217 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
15220 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
15221 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
15222 * doc/cpp.texi: Document new macros.
15224 2016-05-19 Bin Cheng <bin.cheng@arm.com>
15226 PR tree-optimization/69848
15227 * tree-vect-loop.c (vectorizable_reduction): Don't factor
15228 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
15230 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
15232 * function.c (thread_prologue_and_epilogue_insn): Move the
15233 "goto epilogue_done" one block later.
15235 2016-05-19 Richard Biener <rguenther@suse.de>
15237 PR tree-optimization/70729
15238 * passes.def: Move LIM pass before PRE. Remove no longer
15239 required copyprop and move first DCE out of the loop pipeline.
15241 2016-05-18 David Malcolm <dmalcolm@redhat.com>
15244 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
15245 (OBJS-libcommon-target): ...here.
15246 * opts-common.c: Include spellcheck.h.
15247 (cmdline_handle_error): Build a vec of valid options and use it
15248 to suggest provide hints for misspelled arguments.
15250 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15253 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
15254 lhs if it has TREE_ADDRESSABLE type.
15256 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
15259 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
15260 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
15262 2016-05-18 Martin Jambor <mjambor@suse.cz>
15265 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
15266 input for NOP_EXPR pass-through functions.
15267 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
15268 aggregate global constant VAR_DECLs in constant jump functions.
15270 2016-05-18 Martin Jambor <mjambor@suse.cz>
15273 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
15274 from TREE_READONLY parameters.
15276 2016-05-18 Martin Jambor <mjambor@suse.cz>
15279 * cgraph.h (cgraph_indirect_call_info): New field
15280 guaranteed_unmodified.
15281 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
15282 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15284 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
15285 pass the parameter value to ipa_find_agg_cst_for_param.
15286 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
15287 guaranteed_unmodified, store AA results there instead of bailing out
15289 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
15290 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
15291 (find_constructor_constant_at_offset): New function.
15292 (ipa_find_agg_cst_from_init): Likewise.
15293 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
15294 static initializers of contants, report back through a new paameter
15295 from_global_constant if that was the case.
15296 (try_make_edge_direct_simple_call): Also pass parameter value to
15297 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
15299 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
15300 (ipa_read_indirect_edge_info): Likewise.
15301 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
15302 (ipa_load_from_parm_agg): Likewise.
15304 2016-05-18 Jiong Wang <jiong.wang@arm.com>
15306 PR rtl-optimization/71150
15307 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
15310 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
15313 * config/rs6000/constraints.md (wE constraint): New constraint
15314 for a vector constant that can be loaded with XXSPLTIB.
15315 (wM constraint): New constraint for a vector constant of a 1's.
15316 (wS constraint): New constraint for a vector constant that can be
15317 loaded with XXSPLTIB and a vector sign extend instruction.
15318 * config/rs6000/predicates.md (xxspltib_constant_split): New
15319 predicates for wE/wS constraints.
15320 (xxspltib_constant_nosplit): Likewise.
15321 (easy_vector_constant): Add support for constants that can be
15322 loaded via XXSPLTIB.
15323 (all_ones_constant): New predicate for vector constant with all
15325 (splat_input_operand): Add support for ISA 3.0 word splat operations.
15326 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
15327 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
15328 instruction and possibly with a sign extension.
15329 (output_vec_const_move): Add support for XXSPLTIB. If we are
15330 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
15331 instead of XXLXOR/XXLORC.
15332 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
15334 (rs6000_legitimize_reload_address): Likewise.
15335 (rs6000_output_move_128bit): Use output_vec_const_move to emit
15337 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
15338 combine VSX_M and VSX_M2 into one iterator.
15339 (VSX_M2): Likewise.
15340 (VSINT_84): New iterators for loading constants with XXSPLTIB.
15341 (VSINT_842): Likewise.
15342 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
15343 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
15344 XXSPLTIB instruction.
15345 (xxspltib_<mode>_nosplit): Likewise.
15346 (xxspltib_<mode>_split): New insn to load up constants with
15347 XXSPLTIB and a sign extend instruction.
15348 (vsx_mov<mode>): Replace single move that handled all vector types
15349 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
15350 moves (when -mvsx-timode is in effect) into the main vector
15351 moves. Eliminate separate moves for <VSr> <VSa>, where the
15352 preferred register class (<VSr>) is listed first, and the
15353 secondary register class (<VSa>) is listed second with a '?' to
15354 discourage use. Prefer loading 0/-1 in any VSX register for ISA
15355 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
15356 that if the register was involved in a slow operation, the
15357 clear/set operation does not wait for the slow operation to
15358 finish. Adjust the length attributes for 32-bit mode. Use
15359 rs6000_output_move_128bit and drop the use of the string
15360 instructions for 32-bit movti when -mvsx-timode is in effect. Use
15361 spacing so that the alternatives and attributes don't generate
15362 long lines, and put things in columns, so that it is easier to
15363 match up the operands and attributes with the insn alternatives.
15364 (vsx_mov<mode>_64bit): Likewise.
15365 (vsx_mov<mode>_32bit): Likewise.
15366 (vsx_movti_64bit): Fold movti into normal vector moves.
15367 (vsx_movti_32bit): Likewise.
15368 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
15369 splat instructions.
15370 (vsx_splat_v4si_internal): Likewise.
15371 (vsx_splat_v4sf_internal): Likewise.
15372 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
15373 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
15374 extend vector elements.
15375 (vsx_sign_extend_hi_<mode>): Likewise.
15376 (vsx_sign_extend_si_v2di): Likewise.
15377 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
15379 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
15380 constraints. Add trailing period to wL documentation.
15382 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
15384 PR middle-end/71020
15385 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
15386 * tree-dfa.c (replace_abnormal_ssa_names): New function.
15387 * tree-call-cdce.c: Include tree-dfa.h.
15388 (can_guard_call_p): New function, extracted from...
15389 (can_use_internal_fn): ...here.
15390 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
15392 (shrink_wrap_one_built_in_call): Likewise.
15393 (use_internal_fn): Likewise.
15394 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
15395 and return void. Call replace_abnormal_ssa_names.
15396 (pass_call_cdce::execute): Check can_guard_call_p during the
15397 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
15398 will always change something.
15400 2016-05-18 Martin Jambor <mjambor@suse.cz>
15403 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
15404 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
15406 2016-05-18 Martin Jambor <mjambor@suse.cz>
15409 * ipa-inline.h (condition): New field size.
15410 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
15411 for comaprison and store it into the new condition.
15412 (evaluate_conditions_for_known_args): Use condition size to check
15413 access sizes for all but CHANGED conditions.
15414 (unmodified_parm_1): New parameter size_p, store access size into it.
15415 (unmodified_parm): Likewise.
15416 (unmodified_parm_or_parm_agg_item): Likewise.
15417 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
15418 (set_cond_stmt_execution_predicate): Extract access sizes and store
15419 them to conditions.
15420 (set_switch_stmt_execution_predicate): Likewise.
15421 (will_be_nonconstant_expr_predicate): Likewise.
15422 (will_be_nonconstant_predicate): Likewise.
15423 (inline_read_section): Stream condition size.
15424 (inline_write_summary): Likewise.
15426 2016-05-18 Richard Biener <rguenther@suse.de>
15428 * tree-ssa-loop-im.c (determine_max_movement): Properly add
15429 condition cost to PHI cost instead of total_cost.
15431 2016-05-18 Martin Liska <mliska@suse.cz>
15434 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
15437 2016-05-18 Richard Biener <rguenther@suse.de>
15439 * lto-streamer.h (LTO_major_version): Bump to 6.
15441 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15443 * function.c (make_split_prologue_seq, make_prologue_seq,
15444 make_epilogue_seq): New functions, factored out from...
15445 (thread_prologue_and_epilogue_insns): Here.
15447 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
15449 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
15450 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
15451 of before. Add a comment.
15453 2016-05-18 Bin Cheng <bin.cheng@arm.com>
15455 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
15456 expression pointer, not pointer to the pointer.
15458 2016-05-18 Jakub Jelinek <jakub@redhat.com>
15460 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
15461 (avx2_pbroadcast<mode>): Add another alternative with v instead
15462 of x constraints in it, using <pbroadcast_evex_isa> isa.
15463 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
15465 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
15466 constraint x instead of v in second alternative, add avx512bw
15469 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
15470 constraint x instead of v in second alternative, add avx512bw
15473 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
15474 constraint x instead of v in second alternative, add avx512bw
15477 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
15478 avx512bw alternative.
15480 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15482 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
15483 array to 128 chars.
15484 (define_insn "*andnottf3"): Ditto.
15485 (define_insn "*<code><mode>3"/any_logic): Ditto.
15486 (define_insn "*<code>tf3"/any_logic): Ditto.
15487 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
15488 operand to block AVX-512VL insn variant emit when it is not enabled.
15490 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
15492 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
15493 constraint fot SF mode.
15495 2016-05-18 Petr Murzin <petr.murzin@intel.com>
15496 Kirill Yukhin <kirill.yukhin@intel.com>
15498 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
15500 (define_insn "rsqrt14<mode>"): Ditto.
15501 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
15502 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
15503 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
15504 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
15505 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
15507 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
15508 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
15509 * config/i386/i386.c (ix86_print_operand): Expand check for size
15510 override codes for Intel syntax.
15512 2016-05-18 Richard Biener <rguenther@suse.de>
15514 PR tree-optimization/71168
15515 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
15516 initialization earlier.
15518 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
15520 * config/aarch64/aarch64-simd.md
15521 (aarch64_reduc_plus_internal<mode>): Rename to...
15522 (reduc_plus_scal): ...This, and remove previous implementation.
15524 2016-05-18 Richard Biener <rguenther@suse.de>
15526 * passes.def: Put late dse and cd_dce in canonical order.
15528 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
15530 * ipa-inline-transform.c (preserve_function_body_p): Look for
15531 first non-thunk clone.
15532 (save_function_body): Save into first non-thunk.
15533 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
15535 (lto_output_node): Inline thunks don't need body in every
15537 * lto-streamer-in.c: Do not fixup thunk clones.
15538 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
15540 * tree-inline.c (copy_bb): Be prepared for target node to be new after
15543 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15545 PR middle-end/63586
15546 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
15547 (reassociate_bb): Call transform_add_to_multiply.
15549 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
15551 * config/aarch64/aarch64.c (all_extensions): Removed unused
15554 2016-05-17 Nathan Sidwell <nathan@acm.org>
15556 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
15557 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
15559 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
15561 PR tree-optimization/54579
15562 PR middle-end/55299
15563 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
15565 2016-05-17 Marek Polacek <polacek@redhat.com>
15568 * tree-inline.c (expand_call_inline): Call
15569 maybe_remove_unused_call_args.
15571 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
15573 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
15574 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
15575 * doc/md.texi (fmin@var{m}3): Likewise.
15577 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15579 * match.pd (X & C): New transformation.
15581 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15583 * match.pd (~X & Y): New transformation.
15585 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
15587 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
15588 information for new SSA_NAME.
15589 (simplify_conversion_using_ranges): Get range through get_range_info
15590 instead of get_value_range.
15592 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15594 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
15595 Remove inline assembly.
15596 (vmvn_s16): Likewise.
15597 (vmvn_s32): Likewise.
15598 (vmvn_u8): Likewise.
15599 (vmvn_u16): Likewise.
15600 (vmvn_u32): Likewise.
15601 (vmvnq_s8): Likewise.
15602 (vmvnq_s16): Likewise.
15603 (vmvnq_s32): Likewise.
15604 (vmvnq_u8): Likewise.
15605 (vmvnq_u16): Likewise.
15606 (vmvnq_u32): Likewise.
15607 (vmvn_p8): Likewise.
15608 (vmvnq_p16): Likewise.
15610 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15612 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
15614 (vmul_n_s16): Likewise.
15615 (vmul_n_s32): Likewise.
15616 (vmul_n_u16): Likewise.
15617 (vmul_n_u32): Likewise.
15618 (vmulq_n_f32): Likewise.
15619 (vmulq_n_f64): Likewise.
15620 (vmulq_n_s16): Likewise.
15621 (vmulq_n_s32): Likewise.
15622 (vmulq_n_u16): Likewise.
15623 (vmulq_n_u32): Likewise.
15625 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15627 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
15628 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
15630 2016-05-17 Jiong Wang <jiong.wang@arm.com>
15632 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
15633 to *aarch64_fma4_elt_from_dup<mode>.
15634 (*aarch64_fnma4_elt_to_128df): Rename to
15635 *aarch64_fnma4_elt_from_dup<mode>.
15636 * config/aarch64/arm_neon.h (vfma_n_f64): New.
15637 (vfms_n_f32): Likewise.
15638 (vfms_n_f64): Likewise.
15639 (vfmsq_n_f32): Likewise.
15640 (vfmsq_n_f64): Likewise.
15642 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
15644 * wide-int.h: Change fixed_wide_int_storage from class to struct.
15646 2016-05-17 Richard Biener <rguenther@suse.de>
15648 PR tree-optimization/71132
15649 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
15650 Only add control dependences for blocks in the loop.
15651 (build_rdg): Adjust.
15652 (generate_code_for_partition): Return whether loop should
15653 be destroyed and delay that.
15654 (distribute_loop): Likewise.
15655 (pass_loop_distribution::execute): Record loops to be destroyed
15656 and perform delayed destroying of loops.
15658 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15661 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
15663 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15665 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
15667 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
15670 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
15671 insertion point for instructions generated by validize_mem.
15673 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15675 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
15678 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
15680 * config/aarch64/aarch64.c
15681 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
15682 rather than a macro.
15684 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15686 * doc/invoke.texi (AArch64 Options): Various updates.
15688 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15690 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
15691 into instrumentation thunks.
15692 * cif-code.def (CIF_CHKP): New.
15694 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
15696 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
15698 2016-05-16 Martin Jambor <mjambor@suse.cz>
15700 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
15701 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
15703 2016-05-16 Marek Polacek <polacek@redhat.com>
15705 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
15708 2016-05-16 Martin Jambor <mjambor@suse.cz>
15711 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
15712 the outlined kernel function.
15714 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
15716 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
15717 (ISA_HAS_DLSA): Ditto.
15719 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15721 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
15723 2016-05-16 Nathan Sidwell <nathan@acm.org>
15725 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
15726 (nvptx_name_replacement): Restore. Add comment.
15727 (write_fn_proto, write_fn_proto_from_insn,
15728 nvptx_output_call_insn): Restore
15729 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
15731 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15733 * config/aarch64/aarch64.md
15734 (add<mode>3_compareC_cconly_imm): Remove use of %w.
15735 (add<mode>3_compareC_imm): Likewise.
15736 (<optab>si3_uxtw): Split into register and immediate variants.
15737 (andsi3_compare0_uxtw): Likewise.
15738 (and<mode>3_compare0): Likewise.
15739 (and<mode>3nr_compare0): Likewise.
15740 (stack_protect_test_<mode>): Don't use %x for memory operands.
15742 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
15744 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
15746 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
15748 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
15749 Split integer shifts into shift_reg and bfm.
15750 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
15751 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
15752 (ror<mode>3_insn): Likewise.
15753 (<optab>si3_insn_uxtw): Likewise.
15754 (<optab><mode>3_insn): Change to rotate_imm.
15755 (extr<mode>5_insn_alt): Likewise.
15756 (extrsi5_insn_uxtw): Likewise.
15757 (extrsi5_insn_uxtw_alt): Likewise.
15759 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15761 * doc/tm.texi: Regenerate.
15762 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
15763 (TARGET_INVALID_RETURN_TYPE): Remove.
15764 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
15765 TARGET_INVALID_RETURN_TYPE.
15766 * target.def (invalid_parameter_type): Remove.
15767 (invalid_return_type): Remove.
15769 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15771 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
15772 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
15774 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
15776 (preserve_function_body_p): No need to preserve function body
15777 * cif-codes.def (CIF_THUNK): Remove.
15778 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
15780 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15782 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
15784 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15786 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
15789 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15791 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
15792 (inline_small_functions): Do not look for function symbol when
15795 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
15797 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
15800 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15801 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15802 Jiong Wang <jiong.wang@arm.com>
15804 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
15805 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
15806 Define __ARM_FP16_ARGS when appropriate.
15807 * config/arm/arm.c (arm_invalid_parameter_type): Remove
15809 (arm_invalid_return_type): Likewise.
15810 (TARGET_INVALID_PARAMETER_TYPE): Remove.
15811 (TARGET_INVALID_RETURN_TYPE): Remove.
15812 (aapcs_vfp_sub_candidate): Allow HFmode.
15813 (aapcs_vfp_allocate): Add comment. Support HFmode.
15814 (aapcs_vfp_allocate_return_reg): Likewise.
15815 (struct aapcs_cp_arg_layout): Slightly reword comments for
15816 is_return_candidate and allocate_return_reg.
15817 (output_mov_vfp): Update assert.
15818 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
15820 (arm_invalid_parameter_type): Remove.
15821 (amr_invalid_return_type): Remove.
15822 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
15823 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
15824 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
15826 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
15828 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
15829 * config/aarch64/arch64-protos.h
15830 (aarch64_legitimize_reload_address): Remove.
15831 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
15834 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
15836 * configure.ac: Add ACX_NONCANONICAL_HOST.
15837 * configure: Regenerate.
15838 * Makefile.in: Set host_noncanonical.
15840 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
15843 * config/i386/i386.md (*movtf_internal): Before register allocation,
15844 do not allow FP constants for CM_MEDIUM memory model, allow only
15845 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
15846 (*movxf_internal): Ditto.
15847 (*movdf_internal): Ditto.
15848 (*movsf_internal): Ditto.
15850 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
15852 PR rtl-optimization/67483
15853 * combine.c (make_compound_operation): Don't call extract_left_shift
15854 with negative shift amounts.
15856 2016-05-13 Jakub Jelinek <jakub@redhat.com>
15859 * fold-const.c (fold_checksum_tree): Allow modification
15860 of TYPE_ALIAS_SET during folding.
15862 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
15863 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
15864 (ix86_split_to_parts): Likewise. Fix up formatting.
15866 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
15868 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
15869 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
15872 2016-05-13 Nathan Sidwell <nathan@acm.org>
15874 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
15875 (nvptx_name_replacement): Delete.
15876 (write_fn_proto, write_fn_proto_from_insn,
15877 nvptx_output_call_insn): Remove nvptx_name_replacement call.
15878 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
15879 * langhooks.c (add_builtin_funcction_common): Call
15880 targetm.mangle_decl_assembler_name.
15882 * config/nvptx/nvptx.c (write_fn_proto): Handle
15883 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
15885 2016-05-13 Martin Liska <mliska@suse.cz>
15887 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
15888 and PRIu64 in printf format.
15890 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15892 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
15895 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15897 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15898 Change --param max-completely-peeled-times to
15899 --param max-completely-peel-times in dump file printing.
15901 2016-05-13 Richard Biener <rguenther@suse.de>
15903 PR tree-optimization/42587
15904 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
15905 (find_bswap_or_nop_1): Likewise.
15906 (bswap_replace): Likewise.
15908 2016-05-13 Martin Liska <mliska@suse.cz>
15910 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
15911 Initialize a variable with default value.
15913 2016-05-13 Martin Liska <mliska@suse.cz>
15915 * doc/invoke.texi: Enhance explanation of error recovery
15918 2016-05-13 Martin Liska <mliska@suse.cz>
15920 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
15921 (struct cost_pair): Change inv_expr_id (int) to inv_expr
15922 (iv_inv_expr_ent *).
15923 (struct iv_inv_expr_ent): Comment struct fields.
15924 (sort_iv_inv_expr_ent): New function.
15925 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
15926 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
15927 a hash_map between iv_inv_expr_ent and number of usages.
15928 (niter_for_exit): Fix coding style.
15929 (tree_ssa_iv_optimize_init): Use renamed variable.
15930 (determine_base_object): Fix coding style.
15931 (alloc_iv): Likewise.
15932 (find_interesting_uses_outside): Likewise.
15933 (add_candidate_1): Likewise.
15934 (add_standard_iv_candidates): Likewise.
15935 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
15936 (prepare_decl_rtl): Fix coding style.
15937 (get_address_cost): Likewise.
15938 (get_shiftadd_cost): Likewise.
15939 (force_expr_to_var_cost): Likewise.
15940 (compare_aff_trees): Likewise.
15941 (get_expr_id): Restructure the function.
15942 (get_loop_invariant_expr_id): Renamed to
15943 get_loop_invariant_expr.
15944 (get_computation_cost_at): Replace usage of inv_expr_id with
15946 (get_computation_cost): Likewise.
15947 (determine_group_iv_cost_generic): Likewise.
15948 (determine_group_iv_cost_address): Likewise.
15949 (iv_period): Fix coding style.
15950 (iv_elimination_compare_lt): Likewise.
15951 (may_eliminate_iv): Likewise.
15952 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
15954 (determine_group_iv_costs): Dump invariant expressions.
15955 (iv_ca_recount_cost): Use the newly added hash_map.
15956 (iv_ca_set_remove_invariants): Fix coding style.
15957 (iv_ca_set_add_invariants): Fix coding style.
15958 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
15960 (iv_ca_set_cp): Likewise.
15961 (iv_ca_new): Initialize the newly added hash_map and remove
15962 initialization of fields.
15963 (iv_ca_free): Delete the hash_map.
15964 (iv_ca_dump): Dump invariant expressions.
15965 (iv_ca_extend): Fix coding style.
15966 (try_add_cand_for): Likewise.
15967 (create_new_ivs): Dump information about # of avg iterations and
15968 # of used invariant expressions.
15969 (rewrite_use_compare): Fix coding style.
15970 (free_loop_data): Set default value for max_inv_expr_id.
15972 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
15974 * cse.c (rest_of_handle_cse): Use cleanup_cfg
15975 returned value cse_cfg_altered computation.
15976 (rest_of_handle_cse2): Likewise.
15977 (rest_of_handle_cse_after_global_opts): Likewise.
15979 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15982 * config/arm/arm.c (arm32_output_mi_thunk): New.
15983 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15984 to split Thumb1 vs TARGET_32BIT functionality.
15985 (arm_thumb1_mi_thunk): New.
15987 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15989 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15992 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15995 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15997 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15999 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
16000 (expand_builtin_trap): Emit a regular call.
16001 (set_builtin_user_assembler_name): Remove obsolete cases.
16002 * dse.c (scan_insn): Adjust.
16003 * except.c: Include calls.h.
16004 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
16005 emit a regular call to setjmp.
16006 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
16007 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
16008 (emit_block_move_via_libcall): Delete.
16009 (block_move_fn): Delete.
16010 (init_block_move_fn): Likewise.
16011 (emit_block_move_libcall_fn): Likewise.
16012 (emit_block_op_via_libcall): New function.
16013 (set_storage_via_libcall): Tidy up and use memset builtin.
16014 (block_clear_fn): Delete.
16015 (init_block_clear_fn): Likewise.
16016 (clear_storage_libcall_fn): Likewise.
16017 (expand_assignment): Call emit_block_move_via_libcall.
16018 Do not include gt-expr.h.
16019 * expr.h (emit_block_op_via_libcall): Declare.
16020 (emit_block_copy_via_libcall): New inline function.
16021 (emit_block_move_via_libcall): Likewise.
16022 (emit_block_comp_via_libcall): Likewise.
16023 (block_clear_fn): Delete.
16024 (init_block_move_fn): Likewise.
16025 (init_block_clear_fn): Likewise.
16026 (emit_block_move_via_libcall): Likewise.
16027 (set_storage_via_libcall): Add default parameter value.
16028 * libfuncs.h (enum libfunc_index): Remove obsolete values.
16029 (abort_libfunc): Delete.
16030 (memcpy_libfunc): Likewise.
16031 (memmove_libfunc): Likewise.
16032 (memcmp_libfunc): Likewise.
16033 (memset_libfunc): Likewise.
16034 (setbits_libfunc): Likewise.
16035 (setjmp_libfunc): Likewise.
16036 (longjmp_libfunc): Likewise.
16037 (profile_function_entry_libfunc): Likewise.
16038 (profile_function_exit_libfunc): Likewise.
16039 (gcov_flush_libfunc): Likewise.
16040 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
16041 and DECL_VISIBILITY on the declaration.
16042 (init_optabs): Do not initialize obsolete libfuncs.
16043 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
16044 * tree-core.h (ECF_RET1): Define.
16045 (ECF_TM_PURE): Adjust.
16046 (ECF_TM_BUILTIN): Likewise.
16047 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
16048 (build_common_builtin_nodes): Initialize abort builtin.
16049 Add ECF_RET1 on memcpy, memmove and memset builtins.
16050 Pass final flags for alloca and alloca_with_align builtins.
16051 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
16053 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
16054 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
16055 set_storage_via_libcall and call emit_block_copy_via_libcall.
16057 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
16059 * config/i386/i386.md (*call_got_x32): Change operand 0 to
16060 DImode before it is passed to ix86_output_call_operand.
16061 (*call_value_got_x32): Ditto for operand 1.
16063 2016-05-12 Jiong Wang <jiong.wang@arm.com>
16065 PR rtl-optimization/70904
16066 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
16067 reload for wide mode.
16069 2016-05-12 Marek Polacek <polacek@redhat.com>
16072 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
16073 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
16074 * langhooks.h (incomplete_type_error): Likewise.
16075 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
16076 parameter, pass it down to incomplete_type_error.
16077 * tree.h (size_in_bytes): New inline overload.
16078 (size_in_bytes_loc): Renamed from size_in_bytes.
16080 2016-05-12 Richard Biener <rguenther@suse.de>
16082 PR tree-optimization/71059
16083 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
16084 nary before looking up or entering the expression into the VN
16086 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
16087 Make sure to re-use NARYs without result as inserted by
16090 2016-05-12 Richard Biener <rguenther@suse.de>
16092 PR tree-optimization/71062
16093 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
16095 * tree-ssa-structalias.c (set_uids_in_ptset): Set
16096 vars_contains_restrict if the var is a restrict tag.
16097 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
16098 do not disambiguate pointers against it.
16099 (dump_points_to_solution): Re-structure and adjust for new
16100 vars_contains_restrict flag.
16101 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
16103 2016-05-12 Martin Liska <mliska@suse.cz>
16105 * doc/invoke.texi: Explain connection between
16106 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
16108 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
16110 PR tree-optimization/71006
16111 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
16112 consider COND_EXPR as a mask producer.
16114 2016-05-12 Marek Polacek <polacek@redhat.com>
16117 * opts.c (common_handle_option): Detect missing argument for --help^.
16119 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16122 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
16123 when popping the PC and within an interrupt handler routine.
16124 Add missing tab to output of "ldmfd".
16125 (output_return_instruction): Output LDMFD with SP update rather
16126 than POP when returning from interrupt handler.
16128 2016-05-12 Jakub Jelinek <jakub@redhat.com>
16130 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
16131 TARGET_64BIT && TARGET_AVX512DQ.
16132 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
16133 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
16134 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
16135 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
16136 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
16137 (*vec_extractv4si_zext): Add avx512dq alternative.
16138 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
16139 use v instead of x constraint in other alternatives where possible.
16141 * config/i386/sse.md (sse2_loadld): Use v instead of x
16142 constraint in alternatives 0,1,4.
16144 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
16145 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
16146 v constraints instead of x and <pinsr_evex_isa> isa attribute.
16149 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
16150 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
16151 is not emitted unless TARGET_AVX512BW.
16152 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
16153 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
16154 for the result operand.
16156 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
16157 constraint instead of x in avx alternatives. Use maybe_evex instead
16160 * config/i386/constraints.md (Yv): New constraint.
16161 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
16162 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
16163 * config/i386/i386.md (avx512fvecmode): New mode attr.
16164 (*pushtf): Use v constraint instead of x.
16165 (*movtf_internal): Likewise. For TARGET_AVX512VL and
16166 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
16167 (*absneg<mode>2): Use Yv constraint instead of x constraint.
16168 (*absnegtf2_sse): Likewise.
16169 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
16170 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
16171 avx512f alternatives.
16172 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
16174 2016-05-12 Richard Biener <rguenther@suse.de>
16176 PR tree-optimization/71060
16177 * tree-data-ref.c (initialize_data_dependence_relation): Do not
16178 require exact match of DR_BASE_OBJECT but only matching address and
16181 2016-05-12 Richard Biener <rguenther@suse.de>
16183 PR tree-optimization/70986
16184 * cfganal.c: Include cfgloop.h.
16185 (dfs_find_deadend): Prefer to take edges exiting loops.
16187 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16189 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
16190 compile and run time.
16192 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
16195 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
16197 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
16199 * config/i386/i386.c (legitimize_pic_address): Use
16200 copy_to_suggested_reg instead of gen_movsi.
16202 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
16204 * config/rs6000/predicates.md (quad_memory_operand): Move most of
16205 the code into quad_address_p and call it to share code with
16206 vsx_quad_dform_memory_operand.
16207 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
16209 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
16210 bit instead of being a separate word. Split -mpower9-dform into
16211 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16212 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
16213 for the register class supporting 128-bit quad word memory offsets.
16214 (mode_supports_vsx_dform_quad): Helper function to return if the
16215 register class uses quad word memory offsets.
16216 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
16217 (rs6000_debug_reg_global): Always print if we are using LRA or not.
16218 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
16219 instructions are enabled, set up the appropriate addr_masks for
16221 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
16222 -mpower9-dform-scalar, instead of -mpower9-dform.
16223 (rs6000_option_override_internal): Split -mpower9-dform into two
16224 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
16225 -mpower9-dform switch sets or clears both. If we are not using
16226 the LRA register allocator, do not enable -mpower9-dform-vector by
16227 default. If we are using LRA, enable -mpower9-dform-vector and
16228 -mvsx-timode if it is appropriate. Issue a warning if either
16229 -mpower9-dform-vector or -mvsx-timode are explicitly used without
16231 (quad_address_offset_p): New helper function to return if the
16232 offset is legal for quad word memory instructions.
16233 (quad_address_p): New function to determin if GPR or vector
16234 register quad word memory addresses are legal.
16235 (mem_operand_gpr): Validate quad word address offsets.
16236 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
16237 d-form (register + offset) instructions.
16238 (offsettable_ok_by_alignment): Likewise.
16239 (rs6000_legitimate_offset_address_p): Likewise.
16240 (legitimate_lo_sum_address_p): Likewise.
16241 (rs6000_legitimize_address): Likewise.
16242 (rs6000_legitimize_reload_address): Add more debug statements for
16244 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
16245 d-form instructions.
16246 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
16247 d-form instructions. Distinguish different cases in debug
16248 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
16249 d-form instructions.
16250 (rs6000_preferred_reload_class): Likewise.
16251 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
16252 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
16253 of the ISA 2.06 indexed memory instructions.
16254 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
16255 use them to save/restore the saved vector registers instead of
16256 using Altivec instructions.
16257 (rs6000_emit_epilogue): Likewise.
16258 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
16259 (rs6000_opt_masks): Split -mpower9-dform into
16260 -mpower9-dform-scalar and -mpower9-dform-vector.
16261 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
16263 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
16264 ISA 3.0 vector indexed memory instructions, and fold the code into
16265 the normal mov<mode> patterns.
16266 (p9_vecstore_<mode>): Likewise.
16267 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
16269 (vsx_movti_64bit): Likewise.
16270 (vsx_movti_32bit): Likewise.
16271 * config/rs6000/constraints.md (wO constraint): New constraint for
16272 ISA 3.0 vector d-form support.
16273 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
16274 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
16275 include -mpower9-dform-vector until we switch over to LRA.
16276 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
16277 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
16278 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
16279 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
16280 for -mpower9-dform and -mlra.
16281 * doc/md.texi (wO constraint): Document wO constraint.
16283 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
16285 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
16286 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
16287 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
16288 Move handling of non-insn arguments inline into the sole user:
16289 (output_trans_func): ...here.
16290 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
16291 in emitted function prototype.
16292 (output_internal_insn_latency_func): Ditto. Simplify.
16293 (output_internal_maximal_insn_latency_func): Ditto. Delete
16294 always-unused argument.
16295 (output_insn_latency_func): Ditto.
16296 (output_maximal_insn_latency_func): Ditto.
16298 2016-05-11 Richard Biener <rguenther@suse.de>
16300 PR tree-optimization/71055
16301 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
16302 sth with precision not equal to access size verify we don't chop
16305 2016-05-11 Richard Biener <rguenther@suse.de>
16308 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
16309 (dwarf2out_finish): Move retry_incomplete_types call ...
16310 (dwarf2out_early_finish): ... here.
16312 2016-05-11 Richard Biener <rguenther@suse.de>
16314 PR middle-end/71002
16315 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
16316 if the langhook insists on it.
16317 * fold-const.c (make_bit_field_ref): Add arg for the original
16318 reference and preserve its alias-set.
16319 (decode_field_reference): Take exp by reference and adjust it
16320 to the original memory reference.
16321 (optimize_bit_field_compare): Adjust callers.
16322 (fold_truth_andor_1): Likewise.
16323 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
16325 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
16327 PR middle-end/70807
16328 * cfgrtl.h (delete_insn_and_edges): Now return bool.
16329 * cfgrtl.c (delete_insn_and_edges): Likewise.
16330 * config/i386/i386.c (convert_scalars_to_vector): Remove
16332 * cse.c (cse_insn): Compute cse_cfg_altered.
16333 (delete_trivially_dead_insns): Likewise.
16334 (cse_cc_succs): Likewise.
16335 (rest_of_handle_cse): Free dominance info if required.
16336 (rest_of_handle_cse2): Likewise.
16337 (rest_of_handle_cse_after_global_opts): Likewise.
16339 2016-05-11 Alan Modra <amodra@gmail.com>
16341 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
16342 abi_v4_pass_in_fpr): New functions.
16343 (rs6000_function_arg_boundary): Exclude complex IBM long double
16344 from 64-bit alignment when ABI_V4.
16345 (rs6000_function_arg, rs6000_function_arg_advance_1,
16346 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
16348 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
16350 PR rtl-optimization/71028
16351 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
16352 jump with just a return in the fallthrough block if the branch
16353 block contains just a return as well.
16355 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
16357 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
16358 * match.pd ((X & Y) ^ Y): ... this.
16359 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
16360 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
16362 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16364 * read-md.c (require_char_ws): New function.
16365 (read_string): Simplify using require_char_ws.
16366 (handle_constants): Likewise.
16367 (handle_enum): Likewise.
16368 (handle_file): Likewise.
16369 * read-md.h (require_char_ws): New declaration.
16370 * read-rtl.c (read_conditions): Simplify using require_char_ws.
16371 (read_mapping): Likewise.
16372 (read_rtx_code): Likewise.
16373 (read_nested_rtx): Likewise.
16375 2016-05-10 James Norris <jnorris@codesourcery.com>
16377 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
16378 if offloading is enabled and -fopenacc or -fopenmp is specified.
16379 (CRTOFFLOADEND): Likewise.
16380 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
16381 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
16383 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
16385 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
16386 gotoff_operand code paths. Use copy_to_suggested_regs and
16387 expand_simple_binop where appropriate. Cleanup.
16389 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16392 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
16394 (dimode_scalar_chain::vector_const_cost): New.
16395 (dimode_scalar_chain::compute_convert_gain): Handle constants.
16396 (dimode_scalar_chain::convert_op): Likewise.
16397 (dimode_scalar_chain::convert_insn): Likewise.
16399 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16401 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
16402 unary operation, not a binary one.
16404 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16406 PR middle-end/70877
16407 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
16408 calls with type casted fndecl.
16410 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
16412 PR tree-optimization/70786
16413 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
16414 * calls.c (initialize_argument_information): Bind bounds
16415 with corresponding args passed by reference.
16417 2016-05-10 Jakub Jelinek <jakub@redhat.com>
16420 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
16421 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
16422 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
16425 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16428 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
16429 code for a zero scale factor.
16430 (vsx_xvcvdpuxds_scale): Likewise.
16432 2016-05-10 David Malcolm <dmalcolm@redhat.com>
16434 * diagnostic-show-locus.c (layout::layout): Call show_ruler
16435 if show_ruler_p was set on the context.
16436 (layout::show_ruler): New method.
16437 * diagnostic.h (struct diagnostic_context): Add field
16440 2016-05-10 Richard Biener <rguenther@suse.de>
16442 PR tree-optimization/71039
16443 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
16444 (chk_uses): New function.
16445 (propagate_with_phi): Verify we can safely replicate the lhs of an
16446 aggregate assignment on all incoming edges.
16448 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
16450 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
16452 (rx_atomic_sequence): New class.
16453 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
16454 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
16456 (rx_atomic_sequence::rx_atomic_sequence,
16457 rx_atomic_sequence::~rx_atomic_sequence): New functions.
16458 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
16459 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
16460 CTRLREG_INTB): New constants.
16461 (FETCHOP): New code iterator.
16462 (fethcop_name, fetchop_name2): New iterator code attributes.
16463 (QIHI): New mode iterator.
16464 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
16465 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
16466 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
16468 2016-05-10 Martin Liska <mliska@suse.cz>
16470 * tree-inline.c (remap_dependence_clique): Do not remap
16471 debugging statements.
16473 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16475 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
16476 ("*fixuns_truncdfdi2_z13")
16477 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
16478 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
16479 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
16481 2016-05-10 Richard Biener <rguenther@suse.de>
16483 PR tree-optimization/70497
16484 PR tree-optimization/28367
16485 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
16487 (visit_reference_op_load): ... here.
16488 (vn_reference_lookup_3): Use it to handle subreg-like accesses
16489 with simplified BIT_FIELD_REFs.
16490 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
16491 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
16494 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
16496 * dwarf2out.c (add_abstract_origin_attribute): Adjust
16497 documentation comment. For BLOCK nodes, add a
16498 DW_AT_abstract_origin attribute that points to the DIE generated
16499 for the origin BLOCK.
16500 (gen_lexical_block_die): Call add_abstract_origin_attribute for
16501 blocks from inlined functions.
16503 2016-05-10 Alan Modra <amodra@gmail.com>
16506 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
16507 regrename modifying insns saving lr before __morestack call.
16508 * config/rs6000/rs6000.md (split_stack_return): Similarly for
16509 insns restoring lr after __morestack call.
16511 2016-05-09 Jakub Jelinek <jakub@redhat.com>
16513 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
16514 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
16516 * config/i386/sse.md (vec_interleave_high<mode>,
16517 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
16518 <avx512>_vpermt2var<mode>3_maskz): Likewise.
16520 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
16522 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
16523 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
16524 parallel reassociation for power8 and forward.
16526 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
16528 * config/i386/i386.md (absneg splitters with general regs): Use
16529 general_reg_operand predicate.
16530 (btsq peephole2): Use x86_64_immediate_operand to check if new
16531 value is suitable for immediate operand. Generate emitted insn
16532 using RTL expressions.
16533 (btcq peephole2): Ditto.
16534 (btrq peephole2): Ditto. Generate correct immediate operand
16537 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16539 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
16542 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
16544 * tree-affine.c (wide_int_constant_multiple_p): Add missing
16545 pointer dereference.
16547 2016-05-09 Richard Biener <rguenther@suse.de>
16549 PR tree-optimization/70985
16550 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
16551 op0 isn't a gimple register.
16553 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
16555 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
16556 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
16557 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
16558 (i6400_fpu_mult): New cpu units.
16559 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
16560 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
16561 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
16562 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
16563 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
16564 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
16565 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
16566 (i6400_msa_long_float4, i6400_msa_long_float5)
16567 (i6400_msa_long_float8, i6400_msa_fdiv_df)
16568 (i6400_msa_fdiv_sf): New reservations.
16569 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
16570 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
16571 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
16572 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
16573 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
16574 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
16575 (msa_short_cmp, msa_short_float2, msa_short_logic3)
16576 (msa_short_store4, msa_long_load, msa_short_store)
16577 (msa_long_logic, msa_long_float2, msa_long_float4)
16578 (msa_long_float5, msa_long_float8, msa_long_mult)
16579 (msa_long_fdiv, msa_long_div): New reservations.
16581 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
16582 Sameera Deshpande <sameera.deshpande@imgtec.com>
16583 Matthew Fortune <matthew.fortune@imgtec.com>
16584 Graham Stott <graham.stott@imgtec.com>
16585 Chao-ying Fu <chao-ying.fu@imgtec.com>
16587 * config.gcc: Add MSA header file for mips*-*-* target.
16588 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
16589 (Ubv8i, Urv8): New constraints.
16590 * config/mips/mips-ftypes.def: Add function types for MSA
16592 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
16593 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
16594 * config/mips/mips-msa.md: New file.
16595 * config/mips/mips-protos.h
16596 (mips_split_128bit_const_insns): New prototype.
16597 (mips_msa_idiv_insns): Likewise.
16598 (mips_split_128bit_move): Likewise.
16599 (mips_split_128bit_move_p): Likewise.
16600 (mips_split_msa_copy_d): Likewise.
16601 (mips_split_msa_insert_d): Likewise.
16602 (mips_split_msa_fill_d): Likewise.
16603 (mips_expand_msa_branch): Likewise.
16604 (mips_const_vector_same_val_p): Likewise.
16605 (mips_const_vector_same_bytes_p): Likewise.
16606 (mips_const_vector_same_int_p): Likewise.
16607 (mips_const_vector_shuffle_set_p): Likewise.
16608 (mips_const_vector_bitimm_set_p): Likewise.
16609 (mips_const_vector_bitimm_clr_p): Likewise.
16610 (mips_msa_vec_parallel_const_half): Likewise.
16611 (mips_msa_output_division): Likewise.
16612 (mips_ldst_scaled_shift): Likewise.
16613 (mips_expand_vec_cond_expr): Likewise.
16614 * config/mips/mips.c (enum mips_builtin_type): Add
16615 MIPS_BUILTIN_MSA_TEST_BRANCH.
16616 (mips_gen_const_int_vector_shuffle): New prototype.
16617 (mips_const_vector_bitimm_set_p): New function.
16618 (mips_const_vector_bitimm_clr_p): Likewise.
16619 (mips_const_vector_same_val_p): Likewise.
16620 (mips_const_vector_same_bytes_p): Likewise.
16621 (mips_const_vector_same_int_p): Likewise.
16622 (mips_const_vector_shuffle_set_p): Likewise.
16623 (mips_symbol_insns): Forbid loading symbols via immediate for
16625 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
16627 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
16629 (mips_lx_address_p): Add support load indexed address for MSA.
16630 (mips_address_insns): Add calculation of instructions needed for
16631 stores and loads for MSA.
16632 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
16633 CONST_VECTOR for MSA and let it fall through.
16634 (mips_ldst_scaled_shift): New function.
16635 (mips_subword_at_byte): Likewise.
16636 (mips_msa_idiv_insns): Likewise.
16637 (mips_legitimize_move): Validate MSA moves.
16638 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
16639 calculation of costs for MSA division.
16640 (mips_split_move_p): Check if MSA moves need splitting.
16641 (mips_split_move): Split MSA moves if necessary.
16642 (mips_split_128bit_move_p): New function.
16643 (mips_split_128bit_move): Likewise.
16644 (mips_split_msa_copy_d): Likewise.
16645 (mips_split_msa_insert_d): Likewise.
16646 (mips_split_msa_fill_d): Likewise.
16647 (mips_output_move): Handle MSA moves.
16648 (mips_expand_msa_branch): New function.
16649 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
16650 Reinstate 'y' modifier.
16651 (mips_file_start): Add MSA .gnu_attribute.
16652 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
16654 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
16655 (mips_class_max_nregs): Add register size for MSA supported mode.
16656 (mips_cannot_change_mode_class): Allow conversion between MSA
16657 vector modes and TImode.
16658 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
16660 (mips_secondary_reload_class): Force MSA loads/stores via memory.
16661 (mips_preferred_simd_mode): Add preffered modes for MSA.
16662 (mips_vector_mode_supported_p): Add MSA supported modes.
16663 (mips_autovectorize_vector_sizes): New function.
16664 (mips_msa_output_division): Likewise.
16665 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
16666 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
16667 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
16668 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
16669 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
16670 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
16671 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
16672 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
16673 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
16674 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
16675 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
16676 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
16677 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
16678 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
16679 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
16680 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
16681 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
16682 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
16683 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
16684 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
16685 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
16686 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
16687 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
16688 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
16689 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
16690 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
16691 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
16692 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
16693 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
16694 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
16695 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
16696 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
16697 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
16698 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
16699 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
16700 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
16701 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
16702 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
16703 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
16704 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
16705 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
16706 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
16707 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
16708 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
16709 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16710 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16711 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16712 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16713 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
16714 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
16715 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
16716 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
16717 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
16718 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
16719 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
16720 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
16721 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
16722 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
16723 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
16724 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
16725 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
16726 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
16727 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
16728 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
16729 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
16730 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
16731 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
16732 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
16733 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
16734 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
16735 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
16736 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
16737 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
16738 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
16739 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
16740 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
16741 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
16742 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
16743 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
16744 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
16745 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
16746 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
16747 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
16748 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
16749 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
16750 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
16751 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
16752 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
16753 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
16754 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
16755 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
16756 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
16757 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
16758 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
16759 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
16760 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
16761 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
16762 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
16763 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
16764 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
16765 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
16766 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
16767 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
16768 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
16769 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
16770 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
16771 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
16772 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
16773 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
16774 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
16775 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
16776 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
16777 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
16778 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
16779 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
16780 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
16781 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
16782 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
16783 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
16784 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
16785 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
16786 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
16787 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
16788 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
16789 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
16790 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
16791 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
16792 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
16793 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
16794 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
16795 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
16796 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
16797 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
16798 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
16799 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
16800 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
16801 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
16802 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
16803 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
16804 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
16805 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
16806 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
16807 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
16808 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
16809 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
16810 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
16811 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
16812 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
16813 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
16814 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
16815 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
16817 (mips_get_builtin_decl_index): New array.
16818 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
16819 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
16820 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
16821 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
16822 (mips_init_builtins): Initialize mips_get_builtin_decl_index
16824 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
16826 (mips_expand_builtin_insn): Prepare operands for
16827 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
16828 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
16829 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
16830 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
16831 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
16832 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
16833 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
16834 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
16835 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
16836 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
16837 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
16838 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
16839 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
16840 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
16841 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
16842 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
16843 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
16844 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
16845 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
16846 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
16847 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
16848 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
16849 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
16850 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
16851 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
16852 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
16853 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
16854 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
16855 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
16856 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
16857 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
16858 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
16859 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
16860 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
16861 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
16862 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
16863 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
16864 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
16865 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
16866 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
16867 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
16868 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
16869 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
16870 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
16871 These are set implicitly and an error is reported if overridden.
16872 (mips_expand_builtin_msa_test_branch): New function.
16873 (mips_expand_msa_shuffle): Likewise.
16874 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
16875 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
16876 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
16877 (mips_expand_vec_unpack): Add support for MSA.
16878 (mips_expand_vector_init): Likewise.
16879 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
16880 instead of const0_rtx.
16881 (mips_msa_vec_parallel_const_half): New function.
16882 (mips_gen_const_int_vector): Likewise.
16883 (mips_gen_const_int_vector_shuffle): Likewise.
16884 (mips_expand_msa_cmp): Likewise.
16885 (mips_expand_vec_cond_expr): Likewise.
16886 * config/mips/mips.h
16887 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
16888 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
16890 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
16891 (ISA_HAS_MSA): New macro.
16892 (UNITS_PER_MSA_REG): Likewise.
16893 (BITS_PER_MSA_REG): Likewise.
16894 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
16895 (MSA_REG_FIRST): New macro.
16896 (MSA_REG_LAST): Likewise.
16897 (MSA_REG_NUM): Likewise.
16898 (MSA_REG_P): Likewise.
16899 (MSA_REG_RTX_P): Likewise.
16900 (MSA_SUPPORTED_MODE_P): Likewise.
16901 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
16902 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
16903 * config/mips/mips.md: Include mips-msa.md.
16904 (alu_type): Add simd_add.
16905 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
16906 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
16907 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
16908 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
16909 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
16910 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
16911 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
16912 simd_move, simd_load, simd_store. Choose "multi" for moves
16914 (qword_mode): New attribute.
16915 (insn_count): Add instruction count for quad moves.
16916 Increase the count for MIPS SIMD division.
16917 (UNITMODE): Add UNITMODEs for vector types.
16918 (addsub): New code iterator.
16919 * config/mips/mips.opt (mmsa): New option.
16920 * config/mips/msa.h: New file.
16921 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
16923 * config/mips/mti-linux.h: Likewise.
16924 * config/mips/predicates.md
16925 (const_msa_branch_operand): New constraint.
16926 (const_uimm3_operand): Likewise.
16927 (const_uimm4_operand): Likewise.
16928 (const_uimm5_operand): Likewise.
16929 (const_uimm8_operand): Likewise.
16930 (const_imm5_operand): Likewise.
16931 (aq10b_operand): Likewise.
16932 (aq10h_operand): Likewise.
16933 (aq10w_operand): Likewise.
16934 (aq10d_operand): Likewise.
16935 (const_m1_operand): Likewise.
16936 (reg_or_m1_operand): Likewise.
16937 (const_exp_2_operand): Likewise.
16938 (const_exp_4_operand): Likewise.
16939 (const_exp_8_operand): Likewise.
16940 (const_exp_16_operand): Likewise.
16941 (const_vector_same_val_operand): Likewise.
16942 (const_vector_same_simm5_operand): Likewise.
16943 (const_vector_same_uimm5_operand): Likewise.
16944 (const_vector_same_uimm6_operand): Likewise.
16945 (const_vector_same_uimm8_operand): Likewise.
16946 (par_const_vector_shf_set_operand): Likewise.
16947 (reg_or_vector_same_val_operand): Likewise.
16948 (reg_or_vector_same_simm5_operand): Likewise.
16949 (reg_or_vector_same_uimm6_operand): Likewise.
16950 * doc/extend.texi (MIPS SIMD Architecture Functions): New
16952 * doc/invoke.texi (-mmsa): Document new option.
16954 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16956 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
16957 * configure: Regenerate.
16958 * config.in: Regenerate.
16959 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
16960 on -fvtable-verify.
16961 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
16962 (ENDFILE_VTV_SPEC): Define.
16964 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
16966 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
16967 registers in all interrupt handlers if necessary.
16968 (rl78_option_override): Add warning.
16969 (MUST_SAVE_MDUC_REGISTERS): New macro.
16970 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
16971 * config/rl78/rl78.c (check_mduc_usage): New function.
16972 (mduc_regs): New structure to hold MDUC register data.
16973 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
16974 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
16975 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
16976 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16977 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16978 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16980 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16982 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16983 (tree-ssa-loop-niter.h): Ditto.
16984 (idx_within_array_bound, ref_within_array_bound): New functions.
16985 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16986 Factor out check on writable base object to ...
16987 (base_object_writable): ... here.
16989 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16991 * config/arm/arm.md (probe_stack): Add modes to set source
16994 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16996 * regrename.c (base_reg_class_for_rename): New static function.
16997 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16999 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
17001 * cgraph.c (thunk_adjust): Export.
17002 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
17003 * cgraphunit.c (thunk_adjust): Export.
17004 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
17006 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
17008 * tree-inline.c (expand_call_inline): Expand thunks inline.
17010 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
17013 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
17014 (*sse2_vd_cvtss2sd): Ditto.
17015 * config/i386/i386.md
17016 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
17017 Generate *sse2_vd_cvtsd2ss pattern.
17018 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
17019 Generate *sse2_vd_cvtss2sd pattern.
17021 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17023 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
17024 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
17027 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
17029 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
17030 * config/sh/sh.c: Define and declare variables on first use throughout
17032 (current_function_interrupt): Change to bool type.
17033 (frame_insn): Rename to emit_frame_insn and update users.
17034 (push_regs): Use bool for 'interrupt_handler' argument.
17035 (save_schedule_s): Remove.
17036 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
17037 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
17038 targetm.asm_out.unaligned_op.di.
17039 (gen_far_branch): Remove redundant forward declaration.
17040 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
17041 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
17042 (sh_set_return_address, sh_function_ok_for_sibcall,
17043 scavenge_reg): Update comments.
17044 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
17045 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
17046 (sh_attr_renesas_p): Remove unnecessary parentheses.
17047 (branch_dest): Simplify.
17048 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
17049 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
17050 (CUMULATIVE_ARGS): Change macro to typedef.
17051 (current_function_interrupt): Change to bool type.
17052 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
17053 Surround with __cplusplus ifdef.
17054 (sh_compare_op0, sh_compare_op1): Remove.
17055 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
17057 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
17059 * config/arm/arm.md: (arch): Add neon.
17060 (arch_enabled): Return yes for arch neon when TARGET_NEON.
17061 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
17062 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
17063 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
17064 attributes for alt renumbering. Mark alt 3 as non-predicable.
17065 (thumb2_movdf_vfp): Likewise.
17067 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
17069 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
17070 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
17071 (*andqi_1): Add preferred_for_speed attribute to disparage
17072 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
17073 (*<code>qi_1): Ditto.
17074 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
17075 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
17076 (*ashlqi3_1): Ditto.
17077 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
17078 Add preferred_for_size attribute to disparage alternative 0 and
17079 preferred_for_speed attribute to disparage alternative 1 for
17080 TARGET_PARTIAL_REG_STALL targets.
17082 2016-05-07 Tom de Vries <tom@codesourcery.com>
17084 PR tree-optimization/70956
17085 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
17088 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
17090 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
17091 * config/sh/sh.c (sh_cbranch_distance): Implement it.
17092 * config/sh/sh.md (branch_zero): Remove define_attr.
17093 (define_delay): Disable delay slot if branch distance is one insn.
17095 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17097 * config/i386/i386.md (LEAMODE): New mode attribute.
17098 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
17099 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
17100 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
17101 operand 2 predicate.
17102 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
17103 (*lea<mode>_general_3): Ditto.
17104 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
17106 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17108 * genmddump.c (main): Convert argv from char ** to const char **.
17110 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17112 * coretypes.h (OVERRIDE): New macro.
17113 (FINAL): New macro.
17115 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
17117 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
17118 allow coalescing if the types are compatible.
17120 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17122 * pass_manager.h (pass_manager::register_pass_name): New method.
17123 (pass_manager::get_pass_by_name): New method.
17124 (pass_manager::create_pass_tab): New method.
17125 (pass_manager::m_name_to_pass_map): New field.
17126 * passes.c (name_to_pass_map): Delete global in favor of field
17127 "m_name_to_pass_map" of pass_manager.
17128 (register_pass_name): Rename from a function to...
17129 (pass_manager::register_pass_name): ...this method, updating
17130 for renaming of global "name_to_pass_map" to field
17131 "m_name_to_pass_map".
17132 (create_pass_tab): Rename from a function to...
17133 (pass_manager::create_pass_tab): ...this method, updating
17134 for renaming of global "name_to_pass_map" to field.
17135 (get_pass_by_name): Rename from a function to...
17136 (pass_manager::get_pass_by_name): ...this method.
17137 (enable_disable_pass): Convert use of get_pass_by_name to
17138 a method call, locating the pass_manager singleton.
17140 2016-05-06 David Malcolm <dmalcolm@redhat.com>
17142 * genattr-common.c (main): Convert argv from char ** to const char **.
17143 * genattr.c (main): Likewise.
17144 * genattrtab.c (main): Likewise.
17145 * genautomata.c (initiate_automaton_gen): Likewise.
17147 * gencodes.c (main): Likewise.
17148 * genconditions.c (main): Likewise.
17149 * genconfig.c (main): Likewise.
17150 * genconstants.c (main): Likewise.
17151 * genemit.c (main): Likewise.
17152 * genenums.c (main): Likewise.
17153 * genextract.c (main): Likewise.
17154 * genflags.c (main): Likewise.
17155 * genmddeps.c (main): Likewise.
17156 * genopinit.c (main): Likewise.
17157 * genoutput.c (main): Likewise.
17158 * genpeep.c (main): Likewise.
17159 * genpreds.c (main): Likewise.
17160 * genrecog.c (main): Likewise.
17161 * gensupport.c (init_rtx_reader_args_cb): Likewise.
17162 (init_rtx_reader_args): Likewise.
17163 * gensupport.h (init_rtx_reader_args_cb): Likewise.
17164 (init_rtx_reader_args): Likewise.
17165 * gentarget-def.c (main): Likewise.
17166 * read-md.c (read_md_files): Likewise.
17167 * read-md.h (read_md_files): Likewise.
17169 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17171 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
17172 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
17173 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
17174 Remove unused predicate.
17175 (register_and_not_fp_reg_operand): Ditto.
17177 2016-05-06 Martin Liska <mliska@suse.cz>
17179 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
17180 instead of vec as the vector is local to the function.
17182 2016-05-06 Jakub Jelinek <jakub@redhat.com>
17184 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
17185 avx512bw alternative.
17187 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
17188 before the ashr<mode>3 pattern.
17190 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
17191 v instead of x in vex or maybe_vex alternatives, use
17192 maybe_evex instead of vex in prefix.
17194 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
17195 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
17196 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
17197 in vex or maybe_vex alternatives, use maybe_evex instead of vex
17200 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
17201 v instead of x in vex or maybe_vex alternatives, use
17202 maybe_evex instead of vex in prefix.
17204 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
17205 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
17206 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
17207 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
17208 alternatives, use maybe_evex instead of vex in prefix.
17210 * config/i386/sse.md (vec_interleave_lowv4sf,
17211 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
17212 v instead of x in vex or maybe_vex alternatives, use
17213 maybe_evex instead of vex in prefix.
17215 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
17216 v instead of x in vex or maybe_vex alternatives, use
17217 maybe_evex instead of vex in prefix.
17219 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
17220 v constraint instead of x.
17222 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
17224 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
17225 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
17228 2016-05-06 Richard Biener <rguenther@suse.de>
17230 PR tree-optimization/70948
17231 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
17232 Properly clobber all fields of va_list for __builtin_va_start.
17234 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17237 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
17238 loop latch destination.
17240 2016-05-06 Martin Liska <mliska@suse.cz>
17242 * tree-ssa-uninit.c: Apply manual changes
17243 to the GNU coding style.
17244 (prune_uninit_phi_opnds): Rename from
17245 prune_uninit_phi_opnds_in_unrealizable_paths.
17247 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17249 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
17250 mspace): Remove deprecated options.
17251 * doc/invoke.texi (SH options): Remove -mspace.
17253 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17255 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
17257 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17259 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
17260 corresponding combine split pattern.
17262 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17265 * config/sh/predicates.md (long_displacement_mem_operand): New.
17266 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
17267 Add movi20, movi20s alternatives. Adjust length attribute for
17269 (movsi_ie): Allow for any FPU. Adjust length attribute for
17271 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
17272 attribute for alternatives.
17273 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
17274 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
17275 length attribute for alternatives.
17277 2016-05-06 Richard Biener <rguenther@suse.de>
17279 PR tree-optimization/70960
17280 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
17282 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17285 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
17286 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
17288 2016-05-06 Marek Polacek <polacek@redhat.com>
17291 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
17293 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
17296 * config/sh/sh.md (*rotcr): Add another variant.
17298 2016-05-06 Richard Biener <rguenther@suse.de>
17300 PR middle-end/70931
17301 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
17303 2016-05-06 Richard Biener <rguenther@suse.de>
17305 PR middle-end/70941
17306 * fold-const.c (split_tree): Always convert to the original type
17309 2016-05-06 Richard Biener <rguenther@suse.de>
17311 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
17312 (fwprop_addr): Likewise.
17314 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
17317 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
17319 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
17320 * config/i386/i386.md (push mem splitter): Use find_constant_src in
17321 the splitter condition.
17322 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
17323 the splitter condition.
17324 (FP float_extend load splitter): Ditto.
17326 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
17328 * config/i386/i386.md (peehole2 patterns): Change true_regnum
17329 to REGNO in all peephole2 patterns.
17330 (post-reload splitters): Change true_regnum to REGNO in
17331 post-reload splitters.
17332 (zero_extend splitters): Use general_reg_operand and
17333 nonimmediate_gr_operand predicates.
17335 2016-05-05 Jakub Jelinek <jakub@redhat.com>
17337 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
17338 v constraint instead of x.
17340 2016-05-05 Alan Modra <amodra@gmail.com>
17343 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
17344 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
17345 TARGET_NO_FP_IN_TOC for -mrelocatable.
17346 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
17347 TARGET_RELOCATABLE test.
17348 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17349 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17350 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17351 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17352 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17353 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
17354 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
17355 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
17356 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
17357 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17359 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
17360 (rs6000_stack_info): Likewise.
17361 (rs6000_elf_asm_out_constructor): Likewise.
17362 (rs6000_elf_asm_out_destructor): Likewise.
17363 (rs6000_elf_declare_function_name): Likewise.
17364 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
17365 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
17368 2016-05-05 Alan Modra <amodra@gmail.com>
17370 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
17372 2016-05-05 Alan Modra <amodra@gmail.com>
17374 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
17375 out-of-line gpr restore for one or two regs if that would add
17378 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
17381 * config/i386/i386.md
17382 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
17383 Change to post-epilogue_completed late splitter. Use sse_reg_operand
17384 as operand 0 predicate.
17385 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
17387 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
17388 Ditto. Emit the pattern using RTX.
17390 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
17391 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
17392 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
17393 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
17395 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
17396 sse_reg_operand as operand 0 predicate.
17398 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
17399 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
17400 instead of gen_rtx_REG.
17401 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
17404 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17406 * function.c (emit_use_return_register_into_block): Delete.
17407 (gen_return_pattern): Delete.
17408 (emit_return_into_block): Delete.
17409 (active_insn_between): Delete.
17410 (convert_jumps_to_returns): Delete.
17411 (emit_return_for_exit): Delete.
17412 (thread_prologue_and_epilogue_insns): Delete all code dealing with
17413 simple_return for shrink-wrapped blocks.
17414 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
17415 end of blocks that need one.
17416 (get_unconverted_simple_return): Delete.
17417 (convert_to_simple_return): Delete.
17418 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
17419 (convert_to_simple_return): Ditto.
17421 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17423 * cfgcleanup.c (bb_is_just_return): New function.
17424 (try_optimize_cfg): Simplify jumps to return, branches to return,
17425 and branches around return.
17427 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
17429 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
17430 branch to a return.
17432 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17436 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
17437 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
17438 assert flags & OEP_HASH_CHECK, instead of asserting it
17439 never happens. Handle TARGET_EXPR.
17440 * fold-const.c (operand_equal_p): For hash verification,
17441 or in OEP_HASH_CHECK into flags.
17443 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
17445 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
17447 (compute_samebase_partition_bases): Fix typo.
17449 2016-05-04 Jakub Jelinek <jakub@redhat.com>
17451 * config/i386/sse.md (vec_interleave_highv8sf,
17452 vec_interleave_lowv8sf, vec_interleave_highv4df,
17453 vec_interleave_lowv4df): Remove constraints from expanders.
17455 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
17457 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17459 * tree-inline.c (expand_call_inline): Fix path dealing with
17460 making lhs of call statement undefined.
17462 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
17464 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
17465 Check availability on NODE, too.
17466 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
17467 (cgraph_node::call_for_symbol_and_aliases): Likewise.
17468 (varpool_node::call_for_symbol_and_aliase): Likewise.
17469 * ipa-pure-const.c (add_new_function): Analyze all bodies.
17470 (propagate_pure_const): Propagate across interposable functions, too.
17471 (skip_function_for_local_pure_const): Do not skip interposable bodies
17473 (pass_local_pure_const::execute): Update.
17475 2016-05-04 Marek Polacek <polacek@redhat.com>
17477 * doc/invoke.texi: Document -Wdangling-else.
17479 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17481 * config.gcc: Error out when conflicting multilib is detected. Do not
17482 loop over multilibs since no combination is legal.
17484 2016-05-04 Alan Modra <amodra@gmail.com>
17486 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
17487 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
17488 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
17491 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
17493 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
17494 Clean up p5600 comments.
17496 2016-05-04 Richard Biener <rguenther@suse.de>
17498 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
17499 constructor simplifications.
17500 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
17502 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
17504 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
17505 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
17506 result.set_rtx is null instead of aborting.
17507 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
17509 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
17510 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
17511 *mov<mode>_store_postinc): New patterns.
17513 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
17515 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
17516 as commutative. Check both conversions are NOP.
17517 ((A & B) OP (C & B)): Remove.
17519 2016-05-04 Alan Modra <amodra@gmail.com>
17521 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
17523 2016-05-04 Alan Modra <amodra@gmail.com>
17526 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
17527 when cr2,3,4 are all fixed regs.
17529 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
17531 PR rtl-optimization/57193
17532 * opts.c (default_options_table): Revert OPT_frename_registers change.
17533 * doc/invoke.texi (-frename-registers, -O2): Likewise.
17535 2016-05-03 Martin Sebor <msebor@redhat.com>
17538 * builtins.c (fold_builtin_FILE): New function.
17539 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
17540 (fold_builtin_0): Call them.
17541 * gimplify.c (gimplify_call_expr): Remove the handling of
17542 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
17545 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
17546 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
17550 * doc/extend.texi (Function Names as Strings): Update __func__,
17551 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
17554 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17555 Richard Biener <rguenther@suse.de>
17557 PR tree-optimization/70916
17558 * tree-if-conv.c: Include cfganal.h.
17559 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
17560 and remove_fake_exit_edges around the optimization pass.
17562 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
17564 * cgraph.c (symbol_table::create_edge): Set inline_failed.
17565 (cgraph_edge::make_direct): Likewise.
17566 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
17567 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
17568 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
17569 (CIF_THUNK): New code.
17570 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
17571 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
17572 (compute_inline_parameters): Set inline_failed for thunks.
17573 (inline_analyze_function): Cleanup.
17574 * ipa-inline.c (can_inline_edge_p): Do not deal with
17575 call_stmt_cannot_inline_p.
17576 (can_early_inline_edge_p): Likewise.
17577 (early_inliner): Initialize inline_failed.
17578 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
17580 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
17582 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
17583 from nonimm_ssenomem_operand.
17584 (nonimm_ssenomem_operand): New predicate.
17585 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
17586 as operand 0 predicate.
17587 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
17588 Disable unsupported alternatives using "enabled" attribute.
17589 Use register_ssemem_operand as operand 0 predicate.
17590 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
17592 2016-05-03 Marek Polacek <polacek@redhat.com>
17595 * input.c (expansion_point_location): New function.
17596 * input.h (expansion_point_location): Declare.
17598 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
17600 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
17601 occurence with frame_offset_ ones.
17603 2016-05-03 Alan Modra <amodra@gmail.com>
17605 PR rtl-optimization/70890
17606 * ira.c (combine_and_move_insns): When moving def_insn, remove
17607 equivs on use_insn.
17609 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
17611 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
17612 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
17613 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
17614 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
17616 2016-05-03 Alan Modra <amodra@gmail.com>
17618 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
17619 for SAVE_MULTIPLE/STORE_MULTIPLE.
17621 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17623 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
17624 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
17626 2016-05-03 Richard Biener <rguenther@suse.de>
17628 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
17630 (gimplify_arg): Likewise.
17631 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
17632 re-writing the result to a decl if required.
17633 (internal_get_tmp_var): Add allow_ssa parameter
17634 and override into_ssa with it.
17635 (get_formal_tmp_var): Adjust.
17636 (get_initialized_tmp_var): Add allow_ssa parameter.
17637 (gimplify_arg): Add allow_ssa parameter and avoid generating
17638 SSA names for the result false.
17639 (gimplify_call_expr): If the call may return twice do not
17640 gimplify parameters into SSA.
17641 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
17642 (gimplify_modify_expr): Adjust assert. For noreturn calls
17643 with a SSA name LHS adjust its def.
17644 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
17645 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
17646 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
17647 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
17648 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
17649 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
17650 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
17651 (optimize_target_teams): Do not allow SSA names for clause operands.
17652 (gimplify_expr): Likewise for where we mark the result addressable.
17653 * passes.def (pass_init_datastructures): Remove.
17654 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
17655 (rewrite_stmt): Likewise.
17656 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
17657 (replace_locals_op): Replace SSA names.
17658 (copy_gimple_seq_and_replace_locals): Init src_cfun.
17659 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
17660 * cgraph.c (release_function_body): Free CFG annotations only
17661 when we have a CFG. Simplify.
17662 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
17663 force_gimple_operand instead of get_initialized_tmp_var.
17664 * tree-pass.h (make_pass_init_datastructures): Remove.
17665 * tree-ssa.c (execute_init_datastructures): Remove.
17666 (pass_data_init_datastructures): Likewise.
17667 (class pass_init_datastructures): Likewise.
17668 (make_pass_init_datastructures): Likewise.
17669 * omp-low.c (create_omp_child_function): Init SSA data structures.
17670 (grid_expand_target_grid_body): Likewise.
17671 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
17672 name before adding it to names_to_release.
17673 (remove_bb): Always release SSA defs.
17674 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
17675 before dereferencing it.
17676 * cgraphunit.c (init_lowered_empty_function): Always
17677 int SSA data structures.
17678 * tree-ssanames.c (release_defs): Remove assert that we are in
17680 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
17682 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17683 Uros Bizjak <ubizjak@gmail.com>
17685 PR rtl-optimization/70467
17686 * config/i386/predicates.md (x86_64_hilo_int_operand,
17687 x86_64_hilo_general_operand): New predicates.
17688 * config/i386/constraints.md (Wd): New constraint.
17689 * config/i386/i386.md (mode attr di): Use Wd instead of e.
17690 (general_hilo_operand): New mode attr.
17691 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
17692 instead of <general_operand>.
17693 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
17694 x86_64_hilo_general_operand instead of <general_operand>.
17696 2016-05-03 Jakub Jelinek <jakub@redhat.com>
17698 PR tree-optimization/70916
17699 * tree-if-conv.c (constant_or_ssa_name): Removed.
17700 (fold_build_cond_expr): Use is_gimple_val instead of
17701 constant_or_ssa_name.
17703 PR tree-optimization/70916
17704 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
17705 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
17708 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
17709 (optimize_atomic_bit_test_and): New function.
17710 (pass_fold_builtins::execute): Use it.
17711 * optabs.def (atomic_bit_test_and_set_optab,
17712 atomic_bit_test_and_complement_optab,
17713 atomic_bit_test_and_reset_optab): New optabs.
17714 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
17715 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
17716 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
17717 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
17718 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
17719 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
17720 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
17721 * doc/md.texi (atomic_bit_test_and_set@var{mode},
17722 atomic_bit_test_and_complement@var{mode},
17723 atomic_bit_test_and_reset@var{mode}): Document.
17724 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
17725 atomic_bit_test_and_complement<mode>,
17726 atomic_bit_test_and_reset<mode>): New expanders.
17727 (atomic_bit_test_and_set<mode>_1,
17728 atomic_bit_test_and_complement<mode>_1,
17729 atomic_bit_test_and_reset<mode>_1): New insns.
17731 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
17733 PR rtl-optimization/70687
17734 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
17735 instead of unsigned HOST_WIDE_INT.
17737 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
17739 PR rtl-optimization/44281
17740 * hard-reg-set.h (struct target_hard_regs): New field
17741 x_fixed_nonglobal_reg_set.
17742 (fixed_nonglobal_reg_set): New macro.
17743 * reginfo.c (init_reg_sets_1): Initialize it.
17744 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
17746 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
17748 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17750 PR tree-optimization/56541
17751 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
17752 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
17753 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
17754 (any_complicated_phi): new static variable.
17755 (aggressive_if_conv): delete.
17756 (if_convertible_phi_p): support phis with more than two arguments.
17757 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
17758 critical pred edges.
17759 (ifcvt_split_critical_edges): support phis with more than two
17760 arguments by checking new parameter. only split critical edges
17762 (tree_if_conversion): handle simd pragma marked loop using new
17763 local variable aggressive_if_conv. check any_complicated_phi.
17765 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17767 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
17770 2016-05-03 Bin Cheng <bin.cheng@arm.com>
17772 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
17775 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
17777 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
17778 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
17779 define_insn_and_split.
17780 (mulsi3_i): New define_insn_and_split.
17781 (mulsi3_call): Convert to define_insn.
17782 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
17783 Remove constraints.
17785 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
17787 * machmode.h (mode_complex): Add support to give the complex mode
17789 (GET_MODE_COMPLEX_MODE): Likewise.
17790 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
17791 stored by build_complex_type and gfc_build_complex_type instead of
17792 trying to figure out the appropriate mode based on the size. Raise
17793 an assertion error, if the type was not set.
17794 * genmodes.c (struct mode_data): Add field for the complex type of
17796 (blank_mode): Likewise.
17797 (make_complex_modes): Remember the complex mode created in the
17799 (emit_mode_complex): Write out the mode_complex array to map a
17800 type mode to the complex version.
17801 (emit_insn_modes_c): Likewise.
17802 * tree.c (build_complex_type): Set the complex type to use before
17803 calling layout_type.
17804 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
17805 support for __float128 complex datatypes.
17806 (rs6000_hard_regno_mode_ok): Likewise.
17807 (rs6000_setup_reg_addr_masks): Likewise.
17808 (rs6000_complex_function_value): Likewise.
17809 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
17810 __float128 and __ibm128 complex.
17811 (FLOAT128_IBM_P): Likewise.
17812 (ALTIVEC_ARG_MAX_RETURN): Likewise.
17813 * doc/extend.texi (Additional Floating Types): Document that
17814 -mfloat128 must be used to enable __float128. Document complex
17815 __float128 and __ibm128 support.
17817 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17820 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
17821 char/short arguments promoted to int because of promote_prototypes.
17823 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17825 * config/i386/predicates.md (register_ssemem_operand): New predicate.
17826 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
17827 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
17828 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
17829 alternatives using "enabled" attribute. Use register_ssemem_operand
17830 as operand 1 predicate.
17831 (*cmpi<unord>xf_i387): Split XFmode pattern from
17832 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
17833 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
17834 *absneg<mode>2_i387. Disable unsupported alternatives using
17835 "enabled" attribute.
17836 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
17838 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17840 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
17842 (oacc_loop_process): Check mask for loop termination.
17844 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17846 * cif-code.def (CIF_THUNK): Add.
17847 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
17850 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
17852 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
17853 (dump_inline_summary): Dump it.
17854 (fp_expression_p): New predicate.
17855 (estimate_function_body_sizes): Use it.
17856 (inline_merge_summary): Merge fp_expressions.
17857 (inline_read_section): Read fp_expressions.
17858 (inline_write_summary): Write fp_expressions.
17859 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
17860 codegen boundary if either caller or callee is !fp_expressions.
17861 * ipa-inline.h (inline_summary): Add fp_expressions.
17862 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
17863 to fp_expressions be sure the fp generation flags are updated.
17865 2016-05-02 Jakub Jelinek <jakub@redhat.com>
17867 PR rtl-optimization/70467
17868 * cse.c (cse_insn): Handle no-op MEM moves after folding.
17870 PR rtl-optimization/70467
17871 * ipa-pure-const.c (check_call): Handle internal calls even in
17872 ipa mode like in local mode.
17874 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
17876 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
17878 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17880 * match.pd (X u< X, X u> X): New transformations.
17882 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
17884 * flag-types.h (enum warn_strict_overflow_code): Move ...
17885 * coretypes.h: ... here.
17886 * fold-const.h (fold_overflow_warning): Declare.
17887 * fold-const.c (fold_overflow_warning): Make non-static.
17888 (fold_comparison): Move the transformation of X +- C1 CMP C2
17889 into X CMP C2 -+ C1 ...
17890 * match.pd: ... here.
17891 * gimple-fold.c (fold_stmt_1): Protect with
17892 fold_defer_overflow_warnings.
17894 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
17896 * omp-low.c (struct oacc_loop): Add 'inner' field.
17897 (new_oacc_loop_raw): Initialize it to zero.
17898 (oacc_loop_fixed_partitions): Initialize it.
17899 (oacc_loop_auto_partitions): Partition outermost loop to outermost
17900 available partitioning.
17902 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17904 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
17906 (umulsidi3): Likewise.
17907 (indirect_jump): Fix jump instruction assembly patterns.
17909 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
17912 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
17913 (nvptx_function_value): Assert non-NULL cfun.
17915 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
17917 PR rtl-optimization/70886
17918 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
17920 * cselib.h (rtx_equal_for_cselib_1): Declare.
17921 (rtx_equal_for_cselib_p: New inline function.
17922 * cselib.c (rtx_equal_for_cselib_p): Delete.
17923 (rtx_equal_for_cselib_1): Make public.
17925 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
17927 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
17928 (register_mixssei387nonimm_operand): Remove predicate.
17929 * config/i386/i386.md (*fop_<mode>_comm): Merge from
17930 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
17931 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
17932 for TARGET_MIX_SSE_I387 alternatives.
17933 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
17934 Disable unsupported alternatives using "enabled" attribute. Use
17935 nonimm_ssenomem_operand as operand 1 predicate. Also check
17936 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
17938 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17940 * tree.c (cst_and_fits_in_hwi): Simplify.
17942 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17944 * tree.h (wi::to_wide): New function.
17945 * expr.c (expand_expr_real_1): Use wi::to_wide.
17946 * fold-const.c (int_const_binop_1): Likewise.
17947 (extract_muldiv_1): Likewise.
17949 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17951 * wide-int.h: Update offset_int and widest_int documentation.
17952 (WI_SIGNED_SHIFT_RESULT): New macro.
17953 (wi::binary_shift): Define signed_shift_result_type for
17954 shifts on offset_int- and widest_int-like types.
17955 (generic_wide_int): Support <<= and >>= if << and >> are supported.
17956 * tree.h (int_bit_position): Use shift operators instead of wi::
17958 * alias.c (adjust_offset_for_component_ref): Likewise.
17959 * expr.c (get_inner_reference): Likewise.
17960 * fold-const.c (fold_comparison): Likewise.
17961 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
17962 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
17963 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17964 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
17965 (stmt_kills_ref_p): Likewise.
17966 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
17967 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
17968 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17969 (ao_ref_init_from_vn_reference): Likewise.
17971 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17973 * wide-int.h: Update offset_int and widest_int documentation.
17974 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
17975 (wi::binary_traits): Allow ordered comparisons between offset_int and
17976 offset_int, between widest_int and widest_int, and between either
17977 of these types and basic C types.
17978 (operator <, <=, >, >=): Define for the same combinations.
17979 * tree.h (tree_int_cst_lt): Use comparison operators instead
17980 of wi:: comparisons.
17981 (tree_int_cst_le): Likewise.
17982 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17983 (fold_nonarray_ctor_reference): Likewise.
17984 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17985 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17986 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17987 * tree-sra.c (completely_scalarize): Likewise.
17988 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17989 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17990 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17991 (check_for_binary_op_overflow): Likewise.
17992 (search_for_addr_array): Likewise.
17993 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17995 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17997 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17998 (arc_save_restore): Likewise.
17999 (arc_dwarf_register_span): Likewise.
18000 (arc_output_pic_addr_const): Initialize suffix variable.
18002 2016-05-02 Martin Liska <mliska@suse.cz>
18004 * symbol-summary.h (function_summary::function_summary):
18005 Remove checking assert for all cgraph nodes.
18006 (function_summary::get): Check summary_uid.
18007 (symtab_insertion): Check summary_uid.
18009 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
18011 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
18012 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
18013 bmaskn instruction.
18014 (arc_dwarf_register_span): Remove enum keyword.
18015 (compact_memory_operand_p): New function.
18016 * config/arc/arc.h (reg_class): Add code density register classes.
18017 (REG_CLASS_NAMES): Likewise.
18018 (REG_CLASS_CONTENTS): Likewise.
18019 * config/arc/arc.md (*movqi_insn): Add code density instructions.
18020 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
18021 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
18022 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
18023 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
18025 (h, Rcd, Rsd, Rzd): New register constraints.
18026 (T): Use compact_memory_operand_p function.
18027 * config/arc/predicates.md (compact_load_memory_operand): Remove.
18029 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18031 * config/sh/sh.md (*negnegt, *movtt): Remove.
18033 2016-05-02 Marek Polacek <polacek@redhat.com>
18034 Tom de Vries <tom@codesourcery.com>
18036 PR tree-optimization/70700
18037 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
18038 bigger than FIRST_REF_NODE.
18040 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
18043 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
18045 (prepare_cbranch_operands): Don't use scratch register. Assume that
18046 function is used when pseudos can be created.
18047 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
18048 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
18049 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
18050 define_expand. Allow it only when pseudos can be created.
18051 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
18053 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
18055 * config/i386/constraints.md (BC): Only allow -1 operands.
18056 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
18057 Add "enabled" attribute. Update XI mode attribute calculation.
18058 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
18059 (*movoi_internal_avx): Update XI mode attribute calculation.
18060 (*movti_internal): Ditto.
18062 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18064 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
18065 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
18067 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
18069 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
18070 statement on instruction code. Remove trailing spaces.
18071 (altivec_expand_stv_builtin): Likewise.
18073 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18075 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
18076 (TARGET_FPU_DOUBLE): Simplify.
18077 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
18078 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
18079 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
18080 with 'TARGET_FPU_DOUBLE'.
18081 * config/sh/sh.md: Likewise.
18083 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
18085 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
18086 SH_DIV_STR_FOR_SIZE): Remove.
18087 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
18088 SH_DIV_STR_FOR_SIZE): Remove.
18090 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
18092 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
18093 logical_reg_operand): Delete.
18094 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
18095 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
18096 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
18097 match_operand and match_test.
18098 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
18099 variables on their first use. Return bool values.
18100 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
18101 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
18102 arith_reg_operand for input operand. Remove empty constraints.
18104 (*xorsi3_compact): Rename to xorsi3.
18105 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
18106 (*zero_extend<mode>si2_disp_mem): Update comment.
18109 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18111 * config/sh/t-sh: Remove SH5 support.
18112 * config.gcc: Likewise.
18113 * configure: Likewise.
18115 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18117 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
18119 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
18121 * config/sh/sh.c (register_sh_passes, sh_option_override,
18122 sh_print_operand, prepare_move_operands,
18123 sh_can_follow_jump): Remove TARGET_SH1 checks.
18124 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
18125 PROMOTE_MODE): Likewise.
18126 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
18129 2016-04-30 Alan Modra <amodra@gmail.com>
18131 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
18132 restoring when fixed_reg_p, but allow out-of-line or stmw save.
18133 Check for user regs later to avoid unnecessary looping over regs.
18134 Merge user reg check with non-saved reg check. Don't force
18135 inline VR restore when static chain used.
18136 (rs6000_frame_related): Omit eh_frame info for user regs when
18138 (fixed_regs_p): Delete.
18140 2016-04-30 Alan Modra <amodra@gmail.com>
18142 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
18143 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
18146 2016-04-30 Alan Modra <amodra@gmail.com>
18149 * config/rs6000/rs6000.c (fixed_reg_p): New function.
18150 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
18153 2016-04-30 Alan Modra <amodra@gmail.com>
18155 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
18156 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
18157 flag_pic test for Darwin.
18159 2016-04-30 Alan Modra <amodra@gmail.com>
18161 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
18162 throw_calls_crossed.
18163 (REG_FREQ_CALLS_CROSSED): Delete.
18164 (REG_N_THROWING_CALLS_CROSSED): Delete.
18165 * regstat.c (regstat_bb_compute_ri): Don't calculate
18166 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
18167 (dump_reg_info): Don't print call cross frequency.
18168 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
18169 and REG_N_THROWING_CALLS_CROSSED.
18171 2016-04-30 Alan Modra <amodra@gmail.com>
18173 * regs.h (struct reg_info_t): Delete live_length.
18174 (REG_LIVE_LENGTH): Delete macro.
18175 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
18176 local_live, local_processed and local_live_last_luid params.
18177 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
18179 (regstat_compute_ri): Adjust for above. Don't set
18181 (dump_reg_info): Don't print live length.
18182 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
18183 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
18184 Localize loop_depth var.
18186 2016-04-30 Alan Modra <amodra@gmail.com>
18188 * ira.c (enum valid_equiv): New.
18189 (validate_equiv_mem): Return enum.
18190 (update_equiv_mem): Create replacement in more cases.
18191 (add_store_equivs): Update validate_equiv_mem call.
18193 2016-04-30 Alan Modra <amodra@gmail.com>
18195 * ira.c (combine_and_move_insns): Rather than scanning insns,
18196 use DF infrastucture to find use and def insns.
18198 2016-04-30 Alan Modra <amodra@gmail.com>
18200 ira.c (combine_and_move_insns): Move invariant conditions..
18201 (ira.c): ..to here. Call combine_and_move_insns before
18202 add_store_equivs. Call grow_reg_equivs later. Allocate
18203 req_equiv later using max_reg_num() rather than global max_regno.
18204 (contains_replace_regs): Delete.
18205 (add_store_equivs): Remove contains_replace_regs test.
18207 2016-04-30 Alan Modra <amodra@gmail.com>
18209 * ira.c (struct equiv_mem_data): New.
18210 (equiv_mem, equiv_mem_modified): Delete static vars.
18211 (validate_equiv_mem_from_store): Use "data" param to communicate..
18212 (validate_equiv_mem): ..from here.
18214 2016-04-30 Alan Modra <amodra@gmail.com>
18216 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
18218 (update_reg_equivs): ..here. Move allocation and freeing of
18219 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
18220 end_alias_analysis to..
18223 2016-04-30 Alan Modra <amodra@gmail.com>
18225 * ira.c (pdx_subregs): Delete.
18226 (struct equivalence): Add pdx_subregs field.
18227 (set_paradoxical_subreg): Remove pdx_subregs param. Update
18228 pdx_subregs access.
18229 (update_equiv_regs): Don't create or free pdx_subregs. Update
18230 pdx_subregs access.
18232 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18234 * config/rs6000/altivec.h: Change definitions of vec_xl and
18236 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
18237 (LD_ELEMREV_V2DI): New.
18238 (LD_ELEMREV_V4SF): New.
18239 (LD_ELEMREV_V4SI): New.
18240 (LD_ELEMREV_V8HI): New.
18241 (LD_ELEMREV_V16QI): New.
18242 (ST_ELEMREV_V2DF): New.
18243 (ST_ELEMREV_V2DI): New.
18244 (ST_ELEMREV_V4SF): New.
18245 (ST_ELEMREV_V4SI): New.
18246 (ST_ELEMREV_V8HI): New.
18247 (ST_ELEMREV_V16QI): New.
18250 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18251 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
18252 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
18253 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
18254 (altivec_expand_builtin): Add handling for
18255 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
18256 (rs6000_invalid_builtin): Add error-checking for
18257 RS6000_BTM_P9_VECTOR.
18258 (altivec_init_builtins): Define builtins used to implement vec_xl
18260 (rs6000_builtin_mask_names): Define power9-vector.
18261 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
18262 (RS6000_BTM_P9_VECTOR): Define.
18263 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
18264 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
18265 (vsx_ld_elemrev_v2df): Likewise.
18266 (vsx_ld_elemrev_v4sf): Likewise.
18267 (vsx_ld_elemrev_v4si): Likewise.
18268 (vsx_ld_elemrev_v8hi): Likewise.
18269 (vsx_ld_elemrev_v16qi): Likewise.
18270 (vsx_st_elemrev_v2df): Likewise.
18271 (vsx_st_elemrev_v2di): Likewise.
18272 (vsx_st_elemrev_v4sf): Likewise.
18273 (vsx_st_elemrev_v4si): Likewise.
18274 (vsx_st_elemrev_v8hi): Likewise.
18275 (vsx_st_elemrev_v16qi): Likewise.
18276 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
18279 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
18281 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
18283 (simplify_control_stmt_condition_1): ... here. Recurse into
18284 BIT_AND_EXPRs and BIT_IOR_EXPRs.
18286 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
18289 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
18290 (zero_extendqi<mode>2_dot): Revert earlier conversion from
18291 define_insn_and_split to define_insn.
18292 (zero_extendqi<mode>2_dot2): Same.
18293 (extendqi<mode>2_dot): Same.
18294 (extendqi<mode>2_dot2): Same.
18296 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18298 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
18299 (probe_stack): New expander.
18300 (probe_stack_<mode>): New insn pattern.
18302 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18304 * config/i386/i386.md
18305 (operations with memory inputs setting flags peephole2):
18306 Remove uneeded REG_P checks. Cleanup pattern generation.
18308 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
18310 * tree-vect-loop.c (vect_transform_loop): Fix
18311 nb_iterations_upper_bound computation for vectorized loop.
18313 2016-04-29 Marek Polacek <polacek@redhat.com>
18314 Jakub Jelinek <jakub@redhat.com>
18317 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
18318 TARGET_EXPR_SLOT as a base.
18320 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
18322 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
18323 with 'rCm2' constraints to limit possible immediate size.
18324 (*load_zeroextendqisi_update): Likewise.
18325 (*load_signextendqisi_update): Likewise.
18326 (*loadhi_update): Likewise.
18327 (*load_zeroextendhisi_update): Likewise.
18328 (*load_signextendhisi_update): Likewise.
18329 (*loadsi_update): Likewise.
18330 (*loadsf_update): Likewise.
18332 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18334 * config/i386/predicates.md (constm1_operand): Fix comparison.
18336 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18338 * testsuite/gcc.target/arc/ieee_eq.c: New test.
18340 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
18342 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
18343 remaining SH5 related settings.
18344 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
18345 shmedia_prepare_call_address): Delete.
18346 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
18347 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
18348 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
18349 UNSUPPORTED_SH2A): Remove m5 checks.
18350 (sh_divide_strategy_e): Remove SH5 division strategies.
18351 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
18352 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
18354 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
18356 * config/s390/s390.c (s390_rtx_costs): Update documentation.
18358 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18360 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
18361 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
18362 Change lder to ldr.
18363 * config/s390/vector.md ("mov<mode>"): Likewise.
18365 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
18367 * config/s390/constraints.md ("U", "W"): Invoke
18368 s390_mem_constraint with "ZR" and "ZT".
18369 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
18370 addresses when using LRA. Accept also short displacements for S
18371 and T constraints. Do not check for long displacement target for
18372 S and T constraints.
18373 (s390_mem_constraint): Remove handling of U and W constraints.
18374 * config/s390/s390.md (various patterns): Remove the short
18375 displacement constraints (Q and R) if a long displacement
18376 constraint is present. Add longdisp as required CPU capability.
18377 * config/s390/vector.md: Likewise.
18378 * config/s390/vx-builtins.md: Likewise.
18380 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18383 * reload1.c (reload): Call finish_spills before
18384 restarting reload loop. Skip select_reload_regs
18385 if update_eliminables_and_spill returns true.
18387 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
18389 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
18390 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
18391 (umulhisi3_imm): Update predicates and constraint letters.
18392 (umulhisi3_reg): Declare instruction as commutative.
18393 * config/arc/constraints.md (J12, J16): New constraints.
18394 * config/arc/predicates.md (short_unsigned_const_operand): New
18396 (arc_short_operand): Likewise.
18397 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
18399 2016-04-29 Richard Biener <rguenther@suse.de>
18401 PR tree-optimization/13962
18402 PR tree-optimization/65686
18403 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
18404 * tree-ssa-alias.c (ptrs_compare_unequal): New function
18405 using PTA to compare pointers.
18406 * match.pd: Add pattern for pointer equality compare simplification
18407 using ptrs_compare_unequal.
18409 2016-04-29 Richard Biener <rguenther@suse.de>
18411 * stor-layout.c (layout_type): Do not build a pointer-to-element
18414 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
18416 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
18417 Use SWI mode iterator. Use general_reg_operand predicate.
18418 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
18419 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
18422 2016-04-29 Jakub Jelinek <jakub@redhat.com>
18424 PR middle-end/70843
18425 * fold-const.c (operand_equal_p): Don't verify hash value equality
18427 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
18430 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18433 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
18434 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
18435 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
18436 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
18437 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
18439 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18441 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
18442 to info. Don't initialize separate fields to 0. Clean up
18445 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18447 * config/i386/i386.md (peephole2s for operations with memory inputs):
18448 Use SWI mode iterator.
18449 (peephole2s for operations with memory outputs): Ditto.
18450 Do not check for stack checking probe.
18452 (probe_stack): Remove expander.
18454 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18455 Andrew Burgess <andrew.burgess@embecosm.com>
18457 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
18458 operands as 32-bits.
18460 2016-04-28 Jason Merrill <jason@redhat.com>
18462 * gdbinit.in: Skip line-map.h.
18464 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18465 Andrew Burgess <andrew.burgess@embecosm.com>
18467 * config/arc/arc.c (arc_conditional_register_usage): Take
18468 TARGET_RRQ_CLASS into account.
18469 (arc_print_operand): Support printing 'p' and 's' operands.
18470 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
18472 (TARGET_RRQ_CLASS): Define.
18473 (IS_POWEROF2_OR_0_P): Define.
18474 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
18476 (*tst_movb): New define_insn.
18477 (*tst): Avoid recognition if it could prevent '*tst_movb'
18478 combination; replace c/CnL with c/Chs alternative.
18479 (*tst_bitfield_tst): New define_insn.
18480 (*tst_bitfield_asr): New define_insn.
18481 (*tst_bitfield): New define_insn.
18482 (andsi3_i): Add Rrq variant.
18483 (extzv): New define_expand.
18484 (insv): New define_expand.
18485 (*insv_i): New define_insn.
18486 (*movb): New define_insn.
18487 (*movb_signed): New define_insn.
18488 (*movb_high): New define_insn.
18489 (*movb_high_signed): New define_insn.
18490 (*movb_high_signed + 1): New define_split pattern.
18491 (*mrgb): New define_insn.
18492 (*mrgb + 1): New define_peephole2 pattern.
18493 (*mrgb + 2): New define_peephole2 pattern.
18494 * config/arc/arc.opt (mbitops): New option for nps400, uses
18495 TARGET_NPS_BITOPS_DEFAULT.
18496 * config/arc/constraints.md (q): Make register class conditional.
18497 (Rrq): New register constraint.
18498 (Chs): New constraint.
18499 (Clo): New constraint.
18500 (Chi): New constraint.
18501 (Cbf): New constraint.
18502 (Cbn): New constraint.
18503 (C18): New constraint.
18504 (Cbi): New constraint.
18506 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18508 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
18510 (bitmap_intersection_of_preds): Ditto.
18511 (bitmap_union_of_succs): Ditto.
18512 (bitmap_union_of_preds): Ditto.
18513 * sbitmap.c (do_popcount): Delete.
18514 (BITMAP_DEBUGGING): Delete.
18515 (sbitmap_verify_popcount): Delete.
18516 (sbitmap_alloc): Don't initialize the popcount field.
18517 (sbitmap_alloc_with_popcount): Delete.
18518 (sbitmap_resize): Don't resize the popcount array.
18519 (sbitmap_vector_alloc): Don't initialize the popcount field.
18520 (bitmap_copy): Don't copy the popcount array.
18521 (bitmap_clear): Don't clear the popcount array.
18522 (bitmap_clear): Delete the popcount array handling.
18523 (bitmap_ior_and_compl): Delete the popcount assert.
18524 (bitmap_not): Ditto.
18525 (bitmap_and_compl): Ditto.
18526 (bitmap_and): Delete the popcount array handling.
18527 (bitmap_xor): Ditto.
18528 (bitmap_ior): Ditto.
18529 (bitmap_or_and): Delete the popcount assert.
18530 (bitmap_and_or): Ditto.
18531 (popcount_table): Delete.
18532 (sbitmap_elt_popcount): Delete.
18533 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
18534 (bitmap_set_bit): Delete the popcount assert.
18535 (bitmap_clear_bit): Ditto.
18536 (sbitmap_free): Don't free the popcount array.
18537 (sbitmap_alloc_with_popcount): Delete declaration.
18538 (sbitmap_popcount): Ditto.
18540 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18541 Andrew Burgess <andrew.burgess@embecosm.com>
18543 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
18544 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
18545 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
18546 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
18547 * config/arc/arc.opt (mcmem): New option.
18548 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
18549 supply length for r/m alternative.
18550 (*extendqisi2_ac): Likewise.
18551 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
18553 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
18554 (movhi_insn): Likewise.
18555 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
18556 (*zero_extendqihi2_i): Add r/Ucm alternative.
18557 (*zero_extendqisi2_ac): Likewise.
18558 (*zero_extendhisi2_i): Likewise.
18559 * config/arc/constraints.md (Uex): New memory constraint.
18560 (Ucm): New define_constraint.
18561 * config/arc/predicates.md (long_immediate_loadstore_operand):
18562 Return 0 for MEM with cmem_address address.
18563 (cmem_address_0): New predicates.
18564 (cmem_address_1): Likewise.
18565 (cmem_address_2): Likewise.
18566 (cmem_address): Likewise.
18568 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18570 * config/rs6000/rs6000.c (machine_function): Rename
18571 insn_chain_scanned_p to spe_insn_chain_scanned_p.
18572 (rs6000_stack_info): Adjust.
18574 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
18575 Andrew Burgess <andrew.burgess@embecosm.com>
18577 * config/arc/constraints.md (Usd): Convert to define_constraint.
18581 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18584 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
18585 Add new peephole2 where the first insn is *mov<mode>_or instead of
18586 *mov<mode>_internal.
18588 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
18590 * tracer.c (bb_seen): Make static.
18592 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
18594 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
18595 support, setup defaults.
18596 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
18597 * config/arc/arc.c (arc_init): Add NPS400 support.
18598 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
18599 (TARGET_ARC700): NPS400 is also an ARC700.
18600 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
18602 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
18605 * config/nds32/nds32.md (casesi): Don't access the operands array
18608 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18610 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
18611 (or $-1,reg peephole2): Ditto.
18612 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
18614 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
18616 * doc/extend.texi (Common Function Attributes) [optimize]:
18617 Discourage use of the optimize attribute.
18619 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
18621 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
18622 special case builtin.
18623 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
18624 ALTIVEC_BUILTIN_VEC_ADDE.
18625 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
18626 support for ALTIVEC_BUILTIN_VEC_ADDE.
18627 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
18628 for __builtin_vec_adde.
18630 2016-04-28 Jakub Jelinek <jakub@redhat.com>
18632 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
18633 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
18635 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18638 * doc/sourcebuild.texi (Effective-Target Keywords, Other
18639 attributes): Document cilkplus_runtime.
18641 2016-04-28 Martin Jambor <mjambor@suse.cz>
18643 * tree-cfg.c (verify_expr): Verify that local declarations belong to
18644 this function. Call verify_expr on MEM_REFs and bases of other
18645 handled_components.
18647 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18649 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
18650 for WORD_REGISTER_OPERATIONS to runtime check.
18652 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18654 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
18656 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18658 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
18659 big-endian compilation.
18660 * config/arc/arc.md (addf3): Likewise.
18661 (subdf3): Likewise.
18662 (muldf3): Likewise.
18664 2016-04-28 Richard Biener <rguenther@suse.de>
18666 PR tree-optimization/70840
18667 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
18668 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
18669 Mark x * pow(x,c) -> pow(x,c+1) commutative.
18670 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
18672 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18674 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
18675 and explain why in a comment.
18677 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18679 * config/arc/arc.md (cpu_facility): Add fpx variant.
18680 (subdf3): Prohibit use reverse sub when assist operations option
18682 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
18683 instructions only when FPX is enabled.
18684 * testsuite/gcc.target/arc/trsub.c: New test.
18686 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18688 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
18689 mult_operator when calculating "type" attribute.
18690 (*fop_<mode>_1_i387): Ditto.
18691 (*fop_xf_1_i387): Ditto.
18692 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
18693 Use std::swap to swap operands. Use RTL expressions to generate
18696 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18697 Joern Rennecke <joern.rennecke@embecosm.com>
18699 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
18701 (emit_pic_move): Remove.
18702 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
18703 * config/arc/arc.c (emit_pic_move): Removed.
18704 (TARGET_HAVE_TLS): Define.
18705 (arc_conditional_register_usage): Test for arc_tp_regno.
18706 (arc_print_operand, arc_print_operand_address): Handle TLS
18708 (arc_needs_pcl_p): New function.
18709 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
18710 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
18711 (arc_raw_symbolic_reference_mentioned_p): Likewise.
18712 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
18713 (arc_legitimize_tls_address): Likewise.
18714 (DTPOFF_ZERO_SYM): Define.
18715 (arc_legitimize_pic_address): Make it static, handle TLS cases.
18716 (arc_output_pic_addr_const): Print TLS unspecs.
18717 (prepare_pic_move): New function, replaces emit_pic_move.
18718 (arc_legitimate_constant_p): Handle TLS unspecs.
18719 (arc_legitimate_address_p): Likewise.
18720 (arc_rewrite_small_data_p): Use assert for TLS constants.
18721 (prepare_move_operands): Use prepare_pic_move.
18722 (arc_legitimize_address): Legitimize tls addresses.
18723 (arc_epilogue_uses): Check for arc_tp_regno.
18724 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
18725 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
18727 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
18729 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
18730 %(arc_tls_extra_start_spec).
18731 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
18732 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
18734 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
18735 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
18736 (UNSPEC_TLS_OFF): Add.
18738 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
18739 (get_thread_pointersi): New patterns.
18740 * config/arc/arc.opt (mtp-regno): New option.
18741 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
18742 (move_dest_operand): Likewise.
18743 * configure: Regenerate.
18744 * configure.ac: Add arc*-*-* case to test for tls.
18745 * doc/invoke.texi (ARC options): Document mtp-regno.
18747 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
18749 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
18750 the new ARC HS SIMD instructions.
18751 (arc_preferred_simd_mode): New function.
18752 (arc_autovectorize_vector_sizes): Likewise.
18753 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
18754 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
18755 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
18756 (arc_init_builtins): Add new SIMD builtin types.
18757 (arc_split_move): Handle 64 bit vector moves.
18758 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
18759 (TARGET_PLUS_QMACW): Define.
18760 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
18761 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
18762 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
18763 (VSUBADD4H): New builtins.
18764 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
18765 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
18767 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
18768 Matthias Klose <doko@debian.org>
18770 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
18772 2016-04-28 Richard Biener <rguenther@suse.de>
18774 PR middle-end/70777
18775 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
18778 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
18780 * common/config/sh/sh-common.c: Remove SH5 support.
18781 * config/sh/constraints.md: Likewise.
18782 * config/sh/config/sh/elf.h: Likewise.
18783 * config/sh/linux.h: Likewise.
18784 * config/sh/netbsd-elf.h: Likewise.
18785 * config/sh/predicates.md: Likewise.
18786 * config/sh/sh-c.c: Likewise.
18787 * config/sh/sh-protos.h: Likewise.
18788 * config/sh/sh.c: Likewise.
18789 * config/sh/sh.h: Likewise.
18790 * config/sh/sh.md: Likewise.
18791 * config/sh/sh.opt: Likewise.
18792 * config/sh/sync.md: Likewise.
18793 * config/sh/sh64.h: Delete.
18794 * config/sh/shmedia.h: Likewise.
18795 * config/sh/shmedia.md: Likewise.
18796 * config/sh/sshmedia.h: Likewise.
18797 * config/sh/t-netbsd-sh5-64: Likewise.
18798 * config/sh/t-sh64: Likewise.
18799 * config/sh/ushmedia.h: Likewise.
18801 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
18803 * config/i386/i386.md (sign_extend to memory peephole2s): Use
18804 general_reg_operand instead of register_operand predicate.
18806 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18808 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
18810 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
18812 * match.pd (A - B > A, A + B < A): New transformations.
18814 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
18816 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
18817 which defaults to true. Emit an outer pair of parentheses only if
18818 EMIT_PARENS. When continuing a chain of && or || (or & or |),
18819 don't emit parentheses for the right-hand operand.
18821 2016-04-27 Jeff Law <law@redhat.com>
18823 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
18825 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18827 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
18828 (altivec_lvx_<mode>_internal): Document.
18829 (altivec_lvx_<mode>_2op): New define_insn.
18830 (altivec_lvx_<mode>_1op): Likewise.
18831 (altivec_lvx_<mode>_2op_si): Likewise.
18832 (altivec_lvx_<mode>_1op_si): Likewise.
18833 (altivec_stvx_<mode>): Remove.
18834 (altivec_stvx_<mode>_internal): Document.
18835 (altivec_stvx_<mode>_2op): New define_insn.
18836 (altivec_stvx_<mode>_1op): Likewise.
18837 (altivec_stvx_<mode>_2op_si): Likewise.
18838 (altivec_stvx_<mode>_1op_si): Likewise.
18839 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18840 Expand vec_ld and vec_st during parsing.
18841 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
18843 (altivec_expand_stvx_be): Likewise.
18844 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
18845 address-masking behavior in RTL.
18846 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
18847 address-masking behavior in RTL.
18848 (altivec_expand_builtin): Change builtin code arguments for calls
18849 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
18850 (insn_is_swappable_p): Avoid incorrect swap optimization in the
18851 presence of lvx/stvx patterns.
18852 (alignment_with_canonical_addr): New function.
18853 (alignment_mask): Likewise.
18854 (find_alignment_op): Likewise.
18855 (recombine_lvx_pattern): Likewise.
18856 (recombine_stvx_pattern): Likewise.
18857 (recombine_lvx_stvx_patterns): Likewise.
18858 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
18859 stvx patterns from expand.
18860 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
18862 (vector_altivec_store_<mode>): Likewise.
18864 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
18866 * config/aarch64/aarch64.md
18867 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
18868 remove the "fp" attributes.
18869 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
18870 add the "simd" attributes.
18871 (*movdf_aarch64): Likewise.
18872 (*movtf_aarch64): Remove the "fp" attributes.
18873 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
18874 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
18876 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18878 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
18879 rtx to rtx_code_label *.
18880 * rtl.h (maybe_set_first_label_num): Likewise.
18882 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18884 * df-core.c (df_add_problem): Make the problem param be const.
18885 (df_remove_problem): Make local "problem" be const.
18886 * df-problems.c (problem_RD): Make const.
18887 (problem_LR): Likewise.
18888 (problem_LIVE): Likewise.
18889 (problem_MIR): Likewise.
18890 (problem_CHAIN): Likewise.
18891 (problem_WORD_LR): Likewise.
18892 (problem_NOTE): Likewise.
18893 (problem_MD): Likewise.
18894 * df-scan.c (problem_SCAN): Likewise.
18895 * df.h (struct df_problem): Make field "dependent_problem" be
18897 (struct dataflow): Likewise for field "problem".
18898 (df_add_problem): Make param const.
18900 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18902 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
18903 inter-unit moves to/from vector registers are enabled. Do not disable
18906 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18908 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
18909 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
18911 (enum df_problem_id): ...this new enum.
18912 (struct df_problem): Convert field "id" from "int" to
18913 enum df_problem_id.
18915 2016-04-27 David Malcolm <dmalcolm@redhat.com>
18917 * rtl.def: Update comment for "things in the instruction chain" to
18918 reflect the removal of the leading "i" field for INSN_UID in
18919 r210360. Fix bogus apostrophe.
18921 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
18923 * config/i386/i386.md
18924 (lea arith with mem operand + setcc peephole2): Set operator mode.
18926 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
18929 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
18930 (dimode_scalar_to_vector_candidate_p): This.
18931 (timode_scalar_to_vector_candidate_p): New function.
18932 (scalar_to_vector_candidate_p): Likewise.
18933 (timode_check_non_convertible_regs): Likewise.
18934 (timode_remove_non_convertible_regs): Likewise.
18935 (remove_non_convertible_regs): Likewise.
18936 (remove_non_convertible_regs): Renamed to ...
18937 (dimode_remove_non_convertible_regs): This.
18938 (scalar_chain::~scalar_chain): Make it virtual.
18939 (scalar_chain::compute_convert_gain): Make it pure virtual.
18940 (scalar_chain::mark_dual_mode_def): Likewise.
18941 (scalar_chain::convert_insn): Likewise.
18942 (scalar_chain::convert_registers): Likewise.
18943 (scalar_chain::add_to_queue): Make it protected.
18944 (scalar_chain::emit_conversion_insns): Likewise.
18945 (scalar_chain::replace_with_subreg): Likewise.
18946 (scalar_chain::replace_with_subreg_in_insn): Likewise.
18947 (scalar_chain::convert_op): Likewise.
18948 (scalar_chain::convert_reg): Likewise.
18949 (scalar_chain::make_vector_copies): Likewise.
18950 (scalar_chain::convert_registers): New pure virtual function.
18951 (class dimode_scalar_chain): New class.
18952 (class timode_scalar_chain): Likewise.
18953 (scalar_chain::mark_dual_mode_def): Renamed to ...
18954 (dimode_scalar_chain::mark_dual_mode_def): This.
18955 (timode_scalar_chain::mark_dual_mode_def): New function.
18956 (timode_scalar_chain::convert_insn): Likewise.
18957 (dimode_scalar_chain::convert_registers): Likewise.
18958 (scalar_chain::compute_convert_gain): Renamed to ...
18959 (dimode_scalar_chain::compute_convert_gain): This.
18960 (scalar_chain::replace_with_subreg): Renamed to ...
18961 (dimode_scalar_chain::replace_with_subreg): This.
18962 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
18963 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
18964 (scalar_chain::make_vector_copies): Renamed to ...
18965 (dimode_scalar_chain::make_vector_copies): This.
18966 (scalar_chain::convert_reg): Renamed to ...
18967 (dimode_scalar_chain::convert_reg ): This.
18968 (scalar_chain::convert_op): Renamed to ...
18969 (dimode_scalar_chain::convert_op): This.
18970 (scalar_chain::convert_insn): Renamed to ...
18971 (dimode_scalar_chain::convert_insn): This.
18972 (scalar_chain::convert): Call convert_registers.
18973 (convert_scalars_to_vector): Change to scalar_chain pointer to
18974 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
18975 in 32-bit mode. Delete scalar_chain pointer. Call
18976 free_dominance_info in 64-bit mode.
18977 (pass_stv::gate): Remove TARGET_64BIT check.
18978 (ix86_option_override): Put the 64-bit STV pass before the CSE
18981 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18983 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18984 dw_loc_frame_offset field.
18985 * dwarf2out.c (new_loc_descr): Likewise.
18986 (resolve_args_picking_1): Turn the VISITED hash set into a
18987 FRAME_OFFSET hash map. Use it to associate a frame offset to
18988 visited nodes. Remove uses of the CHECKING_P macro.
18989 (resolve_args_picking): Update call to resolve_args_picking_1.
18991 2016-04-27 Martin Liska <mliska@suse.cz>
18993 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18994 (free_loop_data): Release vuses of groups.
18996 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18998 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18999 instead of redundant use_id and boolean have_use_for.
19000 (struct iv_use): Change sub_id into group_id. Remove field next.
19001 Move fields: related_cands, n_map_members, cost_map and selected
19003 (struct iv_group): ... here. New structure.
19004 (struct iv_common_cand): Use structure declaration directly.
19005 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
19006 (MAX_CONSIDERED_USES): Rename macro to ...
19007 (MAX_CONSIDERED_GROUPS): ... here.
19008 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
19009 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
19010 (dump_uses): Rename to ...
19011 (dump_groups): ... here. Update all uses.
19012 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
19013 (find_induction_variables): Refactor format of dump information.
19014 (record_sub_use): Delete.
19015 (record_use): Update all uses.
19016 (record_group): New function.
19017 (record_group_use, find_interesting_uses_op): Call above functions.
19019 (find_interesting_uses_cond): Ditto.
19020 (group_compare_offset): New function.
19021 (split_all_small_groups): Rename to ...
19022 (split_small_address_groups_p): ... here. Update all uses.
19023 (split_address_groups): Update all uses.
19024 (find_interesting_uses): Refactor format of dump information.
19025 (add_candidate_1): Update all uses. Remove redundant check on iv,
19027 (add_candidate, record_common_cand): Remove redundant assert.
19028 (add_iv_candidate_for_biv): Update use.
19029 (add_iv_candidate_derived_from_uses): Update all uses.
19030 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
19031 (alloc_use_cost_map): Ditto.
19032 (set_use_iv_cost, get_use_iv_cost): Rename to ...
19033 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
19034 (determine_use_iv_cost_generic): Ditto.
19035 (determine_group_iv_cost_generic): Ditto.
19036 (determine_use_iv_cost_address): Ditto.
19037 (determine_group_iv_cost_address): Ditto.
19038 (determine_use_iv_cost_condition): Ditto.
19039 (determine_group_iv_cost_cond): Ditto.
19040 (determine_use_iv_cost): Ditto.
19041 (determine_group_iv_cost): Ditto.
19042 (set_autoinc_for_original_candidates): Update all uses.
19043 (find_iv_candidates): Update all uses. Refactor dump information.
19044 (determine_use_iv_costs): Ditto.
19045 (determine_iv_costs): Ditto.
19046 (iv_ca_cand_for_use): Rename to ...
19047 (iv_ca_cand_for_group): ... here. Update all uses.
19048 (iv_ca_add_use, iv_ca_add_group): Ditto.
19049 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
19050 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
19051 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
19052 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
19053 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
19054 (create_new_iv, adjust_iv_update_pos): Ditto.
19055 (rewrite_use_address): Delete.
19056 (rewrite_use_address_1): Rename to ...
19057 (rewrite_use_address): ... here.
19058 (rewrite_use_compare): Update all uses.
19059 (rewrite_use): Delete.
19060 (rewrite_uses): Rename to ...
19061 (rewrite_groups): ... here. Update all uses.
19062 (remove_unused_ivs, free_loop_data): Update all uses.
19063 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
19065 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19067 * rtlanal.c (nonzero_bits1): Convert preprocessor check
19068 for WORD_REGISTER_OPERATIONS to runtime check.
19070 2016-04-27 Richard Biener <rguenther@suse.de>
19073 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
19074 aggregate_value_p to determine if a function result is
19075 returned by reference.
19076 (ipa_pta_execute): Functions having their address taken are
19077 not automatically nonlocal.
19079 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19082 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
19083 * fold-const.c (operand_equal_p): If flag_checking and
19084 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
19085 and if it returns non-zero, assert iterative_hash_expr on both
19088 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19090 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
19092 2016-04-27 Nick Clifton <nickc@redhat.com>
19094 PR middle-end/49889
19095 * varasm.c (merge_weak): Generate an error if an attempt is made
19096 to convert a non-weak static function into a weak, public function.
19098 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19100 * params.def (MAX_PARTITION_SIZE): New param.
19101 * doc/invoke.texi: Document lto-max-partition.
19103 2016-04-27 Richard Biener <rguenther@suse.de>
19106 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
19107 function cummulating used_from_other_partition, externally_visible
19108 and force_output from aliases.
19109 (refered_from_nonlocal_var): Likewise.
19110 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
19111 node flags properly.
19113 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
19115 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
19116 (-Wmemset-elt-size): New item.
19118 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
19121 * stor-layout.h (internal_reference_types): Delete.
19122 * stor-layout.c (reference_types_internal): Likewise.
19123 (internal_reference_types): Likewise.
19124 (layout_type) <REFERENCE_TYPE>: Adjust.
19126 2016-04-27 Jakub Jelinek <jakub@redhat.com>
19129 * tree.h (inchash::add_expr): Add FLAGS argument.
19130 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
19131 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
19132 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
19133 Formatting fix. Adjust recursive calls. For tcc_comparison,
19134 if swap_tree_comparison (code) is smaller than code, hash that
19135 and arguments in the other order. Hash CONVERT_EXPR the same
19136 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
19137 of ADDR_EXPR of decl as the decl itself. Add or remove
19138 OEP_ADDRESS_OF from recursive flags as needed. For
19139 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
19140 operands commutatively and only the third one normally.
19141 For internal CALL_EXPR hash in CALL_EXPR_IFN.
19143 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
19145 * config/rtems.h (LIB_SPEC): Add -latomic.
19147 2016-04-27 Joel Sherrill <joel@rtems.org>
19149 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
19150 xilink.ld and flags not relevant to RTEMS.
19152 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
19154 * toplev.c (backend_init_target): Avoid calling init_reload when using
19157 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19159 * reorg.c (try_merge_delay_insns): Declare i and j inside the
19160 for loops rather than one for the whole function.
19162 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19164 * match.pd (X + CST CMP X): New transformation.
19166 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
19168 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
19169 * fold-const.c (fold_binary_loc): Remove 2 transformations
19170 superseded by match.pd.
19171 * match.pd (x+x -> x*2): Generalize to integers.
19173 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
19175 * config/i386/i386.md (operation on memory peephole): Duplicate an
19176 existing peephole and adapt it to match lea rather than an operation
19179 PR rtl-optimization/57193
19180 * opts.c (default_options_table): Add OPT_frename_registers at -O2
19182 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
19184 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19186 * tree-if-conv.c (any_pred_load_store): New static variable.
19187 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
19188 any_pred_load_store instead of and_mask_load_store.
19189 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
19190 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
19191 (combine_blocks, tree_if_conversion): Ditto.
19193 2016-04-26 Bin Cheng <bin.cheng@arm.com>
19195 PR tree-optimization/70771
19196 PR tree-optimization/70775
19197 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
19198 virtual PHI nodes. Delete parameter.
19199 (if_convertible_loop_p_1): Delete argument to above function.
19200 (predicate_all_scalar_phis): Delete code handling single-argument
19202 (tree_if_conversion): Mark and update virtual SSA.
19204 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19207 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
19208 (x86_elf_aligned_common): Rename to ...
19209 (x86_elf_aligned_decl_common): ... this.
19210 Add decl arg. Switch to .lbss for largecomm object. Use
19211 LARGECOMM_SECTION_ASM_OP.
19212 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
19214 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
19215 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
19217 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
19218 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
19220 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19223 * config/i386/i386.c (SECTION_LARGE): Define.
19224 (x86_64_elf_select_section): Set it for large data/bss sections.
19225 Only clear SECTION_WRITE for .lrodata.
19226 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
19228 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
19229 * varasm.c (default_elf_asm_named_section): Grow flagchars.
19230 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
19232 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
19233 * doc/tm.texi: Regenerate.
19235 2016-04-26 Jakub Jelinek <jakub@redhat.com>
19238 * configure.ac (--enable-checking): Document extra flag, for
19239 non-release builds default to --enable-checking=yes,extra.
19240 If misc checking and extra checking, define CHECKING_P to 2 instead
19242 * common.opt (fchecking=): Add.
19243 * doc/invoke.texi (-fchecking=): Document.
19244 * doc/install.texi: Document --enable-checking changes.
19245 * configure: Regenerated.
19246 * config.in: Regenerated.
19248 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19250 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
19251 attribute instead of which_alternative.
19252 * config/i386/sse.md (*mov<mode>_internal): Ditto.
19253 Use EXT_REX_SSE_REG_P where appropriate.
19255 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19257 * config/i386/predicates.md (const0_operand): Do not match
19258 const_wide_int code.
19259 (const1_operand): Ditto.
19261 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19263 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
19264 for SSE constm1 operands and TARGET_AVX512VL.
19265 (*movti_internal): Ditto.
19266 (*mov<mode>_or): Use constm1_operand predicate.
19267 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
19268 for SSE vector_all_ones operands and TARGET_AVX512VL.
19269 * config/i386/predicates.md (constm1_operand): New predicate.
19270 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
19271 emission of constant -1 load.
19273 2016-04-25 Jason Merrill <jason@redhat.com>
19275 * gdbinit.in: Skip is-a.h.
19277 * attribs.c (register_scoped_attributes): Fix logic.
19278 * attribs.h: Declare register_scoped_attributes.
19280 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19282 * config/rs6000/rs6000-builtin.def: Correct pasto error for
19283 stxvd2x and stxvw4x built-in functions.
19285 2016-04-25 DJ Delorie <dj@redhat.com>
19287 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
19288 (ashrhi3): Likewise.
19289 (lshrhi3): Likewise.
19291 2016-04-25 Richard Biener <rguenther@suse.de>
19293 PR tree-optimization/70780
19294 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
19295 wasn't visited yet.
19296 (compute_antic): Mark blocks with abnormal preds as visited as
19297 they have a final empty antic-in solution already.
19299 2016-04-25 Michael Collison <michael.collison@linaro.org>
19301 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
19303 2016-04-25 Michael Collison <michael.collison@linaro.org>
19305 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
19306 mode is VQI to improve mixed mode vectorization.
19307 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
19308 define_insn to match low half of signed vaddw.
19309 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
19310 define_insn to match high half of signed vaddw.
19311 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
19312 define_insn to match low half of unsigned vaddw.
19313 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
19314 define_insn to match high half of unsigned vaddw.
19315 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
19316 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19317 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
19319 (arm_simd_check_vect_par_cnst_half_p): Likewise.
19320 * config/arm/predicates.md (vect_par_constant_high): Support
19321 big endian and simplify by calling
19322 arm_simd_check_vect_par_cnst_half
19323 (vect_par_constant_low): Likewise.
19325 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
19327 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
19328 predicate for operand 2.
19330 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
19331 H.J. Lu <hongjiu.lu@intel.com>
19333 * config/i386/i386-protos.h (standard_sse_constant_p): Add
19334 machine_mode argument.
19335 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
19336 constm1_rtx operands. For VOIDmode constants, get mode from
19337 pred_mode. Check mode size if the mode is supported by ABI.
19338 (standard_sse_constant_opcode): Do not use standard_constant_p.
19339 Strictly check ABI support for all-ones operands.
19340 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
19341 immediates. Update calls to standard_sse_constant_p.
19342 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
19343 (ix86_rtx_costs): Ditto.
19344 * config/i386/i386.md (*movxi_internal_avx512f): Use
19345 nonimmediate_or_sse_const_operand instead of vector_move_operand.
19346 Use (v,BC) alternative instead of (v,C). Use register_operand
19347 checks instead of MEM_P.
19348 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
19349 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
19350 isa attribute. Use register_operand checks instead of MEM_P.
19351 (*movti_internal): Use nonimmediate_or_sse_const_operand for
19352 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
19353 alternative and corresponding sse2 isa attribute.
19354 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
19355 to standard_sse_constant_p.
19356 (FP constant splitters): Ditto.
19357 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
19359 * config/i386/predicates.md (constm1_operand): Remove.
19360 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
19361 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
19362 vector_all_ones_operand instead of constm1_operand.
19364 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19366 * print-rtl.c (print_rtx_insn_vec): New function.
19367 * print-rtl.h: New prototype.
19368 * store-motion.c (struct st_expr): Make avail_stores a vector.
19369 (st_expr_entry): Adjust.
19370 (free_st_expr_entry): Likewise.
19371 (print_store_motion_mems): Likewise.
19372 (find_moveable_store): Likewise.
19373 (compute_store_table): Likewise.
19374 (delete_store): Likewise.
19375 (build_store_vectors): Likewise.
19377 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19379 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
19381 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19383 * vec.h (vec_safe_contains): New function.
19384 (vec::contains): Likewise.
19385 (vec::begin): Likewise.
19386 (vec::end): Likewise.
19388 2016-04-23 Jakub Jelinek <jakub@redhat.com>
19391 * cfgexpand.c (expand_stack_vars): Fix typo.
19393 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19395 * system.h (list, map, set, vector): Include conditionally.
19396 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
19397 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
19398 * ipa-icf.c (INCLUDE_LIST): Define.
19399 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
19400 * config/sh/sh.c (INCLUDE_VECTOR): Define.
19401 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
19402 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
19403 * cp/logic.cc (INCLUDE_LIST): Define.
19404 * fortran/trans-common.c (INCLUDE_MAP): Define.
19406 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
19408 * auto-profile.c: Remove <string.h> include.
19409 * ipa-icf-gimple.c: Remove <list> include.
19410 * diagnostic.c: Remove <new> include.
19411 * genmatch.c: Likewise.
19412 * pretty-print.c: Likewise.
19413 * toplev.c: Likewise
19414 * c/c-objc-common.c: Likewise.
19415 * cp/error.c: Likewise.
19416 * fortran/error.c: Likewise.
19418 2016-04-22 Richard Biener <rguenther@suse.de>
19420 * lto-streamer-in.c (input_ssa_names): Do not allocate
19421 GIMPLE_NOP for all SSA names.
19422 * lto-streamer-out.c (output_ssa_names): Do not output
19423 SSA names that should have been released.
19425 2016-04-22 Richard Biener <rguenther@suse.de>
19427 PR tree-optimization/70740
19428 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
19431 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
19434 * config/i386/predicates.md (call_insn_operand): Replace
19435 sibcall_memory_operand with memory_operand.
19437 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
19439 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
19440 has_single_use() tests.
19441 (register_edge_assert_for_1): Likewise.
19442 (find_assert_locations_1): Check the liveness bitmap instead of
19443 checking has_single_use().
19445 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
19448 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
19449 Extract AVX-512BW constraint from AVX.
19451 2016-04-21 Richard Biener <rguenther@suse.de>
19453 PR tree-optimization/70725
19454 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
19455 for phi_convertible_by_degenerating_args.
19456 (predicate_all_scalar_phis): Handle single-argument PHIs.
19458 2016-04-21 Richard Biener <rguenther@suse.de>
19460 PR middle-end/70747
19461 * fold-const.c (fold_comparison): Return properly typed
19464 2016-04-21 Bin Cheng <bin.cheng@arm.com>
19466 PR tree-optimization/70715
19467 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
19468 after expanding BASE using expand_simple_operations.
19470 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19472 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
19473 New transformations.
19475 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
19477 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
19479 2016-04-20 Jan Hubicka <jh@suse.cz>
19481 * ipa-inline.c (can_inline_edge_p): Pass caller info to
19482 ultiimate_alias_target.
19483 (update_callee_keys): Likewise.
19484 (lookup_recursive_calls): Likewise.
19485 (speculation_useful_p): Likewise.
19487 2016-04-20 Jan Hubicka <jh@suse.cz>
19490 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
19491 (set_nothrow_flag_1): ... this; handle interposition correctly;
19492 recurse on aliases and thunks.
19493 (cgraph_node::set_nothrow_flag): New.
19494 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
19495 functions compiled with non-call exceptions that binds to current
19497 (propagate_nothrow): Be safe WRT interposition.
19498 * cgraph.h (set_nothrow_flag): Update prototype.
19500 2016-04-18 Jan Hubicka <jh@suse.cz>
19502 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19503 max_loop_iterations_int.
19504 (tree_unswitch_outer_loop): Likewise.
19506 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19508 PR tree-optimization/69489
19509 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
19510 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
19511 Revise dump message.
19512 (if_convertible_bb_p): Remove check on edge count of basic block's
19515 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19517 PR tree-optimization/56625
19518 PR tree-optimization/69489
19519 * tree-data-ref.h (DR_INNERMOST): New macro.
19520 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
19521 hashing struct innermost_loop_behavior.
19522 (ref_DR_map): Remove.
19523 (innermost_DR_map): New map.
19524 (baseref_DR_map): Revise comment.
19525 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
19526 to innermost_DR_map accroding to its innermost loop behavior.
19527 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
19528 to its innermost loop behavior.
19529 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
19530 Add initialization for innermost_DR_map. Record memory reference
19531 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
19532 have innermost loop behavior.
19533 (if_convertible_loop_p): Remove release for ref_DR_map. Release
19536 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
19538 * config/i386/i386.md (*lea<mode>_general_1): Rename from
19539 *lea_general_1. Use explicit SWI12 mode interator.
19540 (*lea<mode>_general_2): Rename from *lea_general_2.
19541 Use explicit SWI12 mode interator.
19542 (*lea<mode>_general_3): Rename from *lea_general_3.
19543 Use explicit SWI12 mode interator.
19544 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
19545 Use explicit SWI12 mode interator.
19546 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
19547 Use explicit SWI48 mode interator.
19549 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19551 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
19552 Short-cut unaligned load and store cases. Handle all integer
19554 (ix86_expand_vector_move_misalign): Short-cut unaligned load
19555 and store cases. Call ix86_avx256_split_vector_move_misalign
19556 directly without checking mode class.
19558 2016-04-20 Andrew Pinski <apinski@cavium.com>
19559 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19562 * config/aarch64/aarch64.md (sibcall): Force call
19563 address to be DImode for ILP32.
19564 (sibcall_value): Likewise.
19566 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
19568 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
19570 2016-04-20 Richard Biener <rguenther@suse.de>
19572 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
19573 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
19574 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
19575 (maybe_push_res_to_seq): Adjust.
19576 * gimple-fold.c (maybe_build_generic_op): Likewise.
19578 2016-04-20 Marek Polacek <polacek@redhat.com>
19580 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
19583 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
19585 * config/i386/sse.md (vec_unpacks_lo_hi): Always
19586 use kmovw to support AVX512F target.
19588 2016-04-20 Bin Cheng <bin.cheng@arm.com>
19590 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
19592 2016-04-20 Marek Polacek <polacek@redhat.com>
19594 PR tree-optimization/70725
19595 * tree-if-conv.c (is_false_predicate): New function.
19596 (predicate_mem_writes): Use it.
19598 2016-04-20 Richard Biener <rguenther@suse.de>
19600 PR tree-optimization/70726
19601 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
19602 shift amounts from a pattern stmt operand.
19604 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19607 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
19608 stack_restore_from_fpr pattern when restoring r15.
19609 (s390_optimize_prologue): Strip away the memory barrier in the
19610 parallel when trying to get rid of restore insns.
19611 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
19612 definition for loading the stack pointer from an FPR. Compared to
19613 the normal move insn this pattern includes a full memory barrier.
19615 2016-04-19 Jakub Jelinek <jakub@redhat.com>
19617 PR middle-end/70680
19618 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
19619 implicitly linear or lastprivate iterator on the outer context.
19621 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19623 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
19625 * config/i386/i386.md (ssememalign): Removed.
19626 * config/i386/sse.md: Remove ssememalign attribute from patterns.
19628 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
19631 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
19632 const short * to __builtin_ia32_loaddquhi512_mask.
19633 (_mm512_maskz_loadu_epi16): Likewise.
19634 (_mm512_mask_storeu_epi16): Pass short * to
19635 __builtin_ia32_storedquhi512_mask.
19636 (_mm512_mask_loadu_epi8): Pass const char * to
19637 __builtin_ia32_loaddquqi512_mask.
19638 (_mm512_maskz_loadu_epi8): Likewise.
19639 (_mm512_mask_storeu_epi8): Pass char * to
19640 __builtin_ia32_storedquqi512_mask.
19641 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
19642 const double * to __builtin_ia32_loadupd512_mask.
19643 (_mm512_mask_loadu_pd): Likewise.
19644 (_mm512_maskz_loadu_pd): Likewise.
19645 (_mm512_storeu_pd): Pass double * to
19646 __builtin_ia32_storeupd512_mask.
19647 (_mm512_mask_storeu_pd): Likewise.
19648 (_mm512_loadu_ps): Pass const float * to
19649 __builtin_ia32_loadups512_mask.
19650 (_mm512_mask_loadu_ps): Likewise.
19651 (_mm512_maskz_loadu_ps): Likewise.
19652 (_mm512_storeu_ps): Pass float * to
19653 __builtin_ia32_storeups512_mask.
19654 (_mm512_mask_storeu_ps): Likewise.
19655 (_mm512_mask_loadu_epi64): Pass const long long * to
19656 __builtin_ia32_loaddqudi512_mask.
19657 (_mm512_maskz_loadu_epi64): Likewise.
19658 (_mm512_mask_storeu_epi64): Pass long long *
19659 to __builtin_ia32_storedqudi512_mask.
19660 (_mm512_loadu_si512): Pass const int * to
19661 __builtin_ia32_loaddqusi512_mask.
19662 (_mm512_mask_loadu_epi32): Likewise.
19663 (_mm512_maskz_loadu_epi32): Likewise.
19664 (_mm512_storeu_si512): Pass int * to
19665 __builtin_ia32_storedqusi512_mask.
19666 (_mm512_mask_storeu_epi32): Likewise.
19667 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
19668 char * to __builtin_ia32_storedquqi256_mask.
19669 (_mm_mask_storeu_epi8): Likewise.
19670 (_mm256_mask_loadu_epi16): Pass const short * to
19671 __builtin_ia32_loaddquhi256_mask.
19672 (_mm256_maskz_loadu_epi16): Likewise.
19673 (_mm_mask_loadu_epi16): Pass const short * to
19674 __builtin_ia32_loaddquhi128_mask.
19675 (_mm_maskz_loadu_epi16): Likewise.
19676 (_mm256_mask_loadu_epi8): Pass const char * to
19677 __builtin_ia32_loaddquqi256_mask.
19678 (_mm256_maskz_loadu_epi8): Likewise.
19679 (_mm_mask_loadu_epi8): Pass const char * to
19680 __builtin_ia32_loaddquqi128_mask.
19681 (_mm_maskz_loadu_epi8): Likewise.
19682 (_mm256_mask_storeu_epi16): Pass short * to.
19683 __builtin_ia32_storedquhi256_mask.
19684 (_mm_mask_storeu_epi16): Pass short * to.
19685 __builtin_ia32_storedquhi128_mask.
19686 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
19687 const double * to __builtin_ia32_loadupd256_mask.
19688 (_mm256_maskz_loadu_pd): Likewise.
19689 (_mm_mask_loadu_pd): Pass onst double * to
19690 __builtin_ia32_loadupd128_mask.
19691 (_mm_maskz_loadu_pd): Likewise.
19692 (_mm256_mask_storeu_pd): Pass double * to
19693 __builtin_ia32_storeupd256_mask.
19694 (_mm_mask_storeu_pd): Pass double * to
19695 __builtin_ia32_storeupd128_mask.
19696 (_mm256_mask_loadu_ps): Pass const float * to
19697 __builtin_ia32_loadups256_mask.
19698 (_mm256_maskz_loadu_ps): Likewise.
19699 (_mm_mask_loadu_ps): Pass const float * to
19700 __builtin_ia32_loadups128_mask.
19701 (_mm_maskz_loadu_ps): Likewise.
19702 (_mm256_mask_storeu_ps): Pass float * to
19703 __builtin_ia32_storeups256_mask.
19704 (_mm_mask_storeu_ps): ass float * to
19705 __builtin_ia32_storeups128_mask.
19706 (_mm256_mask_loadu_epi64): Pass const long long * to
19707 __builtin_ia32_loaddqudi256_mask.
19708 (_mm256_maskz_loadu_epi64): Likewise.
19709 (_mm_mask_loadu_epi64): Pass const long long * to
19710 __builtin_ia32_loaddqudi128_mask.
19711 (_mm_maskz_loadu_epi64): Likewise.
19712 (_mm256_mask_storeu_epi64): Pass long long * to
19713 __builtin_ia32_storedqudi256_mask.
19714 (_mm_mask_storeu_epi64): Pass long long * to
19715 __builtin_ia32_storedqudi128_mask.
19716 (_mm256_mask_loadu_epi32): Pass const int * to
19717 __builtin_ia32_loaddqusi256_mask.
19718 (_mm256_maskz_loadu_epi32): Likewise.
19719 (_mm_mask_loadu_epi32): Pass const int * to
19720 __builtin_ia32_loaddqusi128_mask.
19721 (_mm_maskz_loadu_epi32): Likewise.
19722 (_mm256_mask_storeu_epi32): Pass int * to
19723 __builtin_ia32_storedqusi256_mask.
19724 (_mm_mask_storeu_epi32): Pass int * to
19725 __builtin_ia32_storedqusi128_mask.
19726 * config/i386/i386-builtin-types.def (PCSHORT): New.
19727 (PINT64): Likewise.
19728 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
19729 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
19730 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
19731 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
19732 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
19733 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
19734 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
19735 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
19736 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
19737 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
19738 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
19739 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
19740 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
19741 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
19742 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
19743 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
19744 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
19745 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
19746 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
19747 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
19748 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
19749 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
19750 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
19751 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
19752 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
19753 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
19754 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
19755 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
19756 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
19757 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
19758 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
19759 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
19760 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
19761 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
19762 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
19763 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
19764 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
19765 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
19766 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
19767 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
19768 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
19769 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
19770 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
19771 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
19772 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
19773 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
19774 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
19775 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
19776 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
19778 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
19779 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
19781 (ix86_expand_vector_move_misalign): Likewise.
19782 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
19783 to scalar function prototype for unaligned load/store builtins.
19784 (ix86_expand_special_args_builtin): Updated.
19785 * config/i386/sse.md (UNSPEC_LOADU): Removed.
19786 (UNSPEC_STOREU): Likewise.
19787 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
19788 (VI_ULOADSTORE_F_AVX512VL): Likewise.
19789 (ssescalarsize): Handle V4TI, V2TI and V1TI.
19790 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19791 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
19792 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
19793 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
19794 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
19795 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
19796 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
19797 (<avx512>_storedqu<mode>_mask): Likewise.
19798 (*sse4_2_pcmpestr_unaligned): Likewise.
19799 (*sse4_2_pcmpistr_unaligned): Likewise.
19800 (*mov<mode>_internal): Renamed to ...
19801 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
19802 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
19803 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
19804 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
19806 2016-04-19 Richard Biener <rguenther@suse.de>
19808 PR tree-optimization/70171
19809 * tree-ssa-phiprop.c: Include stor-layout.h.
19810 (phiprop_insert_phi): Handle the aggregate copy case.
19811 (propagate_with_phi): Likewise.
19813 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
19815 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
19816 instead of simplify_gen_subreg (... , 0).
19817 (ix86_delegitimize_address): Ditto.
19818 (ix86_split_divmod): Ditto.
19819 (ix86_split_copysign_const): Ditto.
19820 (ix86_split_copysign_var): Ditto.
19821 (ix86_expand_args_builtin): Ditto.
19822 (ix86_expand_round_builtin): Ditto.
19823 (ix86_expand_special_args_builtin): Ditto.
19824 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
19825 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
19826 (udivmodqi4): Ditto.
19827 (absneg splitters): Ditto.
19828 (*jcc_bt<mode>_1): Ditto.
19830 2016-04-19 Richard Biener <rguenther@suse.de>
19832 PR tree-optimization/70724
19833 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
19834 restoring out from ...
19835 (free_scc_vn): ... here.
19836 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
19837 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
19839 (pass_fre::execute): Restore SSA info.
19841 2016-04-19 Richard Biener <rguenther@suse.de>
19843 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
19844 * gimple-walk.c (walk_gimple_op): Initialize it.
19845 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
19846 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
19847 remapping SSA names of defs.
19848 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
19851 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
19853 PR middle-end/70689
19854 * lra-constraints.c (equiv_substition_p): New.
19855 (process_alt_operands): Use it.
19856 (swap_operands): Swap it.
19857 (curr_insn_transform): Update it.
19859 2016-04-18 Michael Matz <matz@suse.de>
19861 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
19862 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
19863 * tree-core.h (tree_type_common.align): Use bit-field.
19864 (tree_type_common.spare): New.
19865 (tree_decl_common.off_align): Make smaller.
19866 (tree_decl_common.align): Use bit-field.
19868 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
19869 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
19870 (scan_sharing_clauses): Ditto.
19871 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19872 (omp_finish_file): Ditto.
19873 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
19874 (layout_decl): Ditto.
19875 (relayout_decl): Ditto.
19876 (finalize_record_size): Use SET_TYPE_ALIGN.
19877 (finalize_type_size): Ditto.
19878 (finish_builtin_struct): Ditto.
19879 (layout_type): Ditto.
19880 (initialize_sizetypes): Ditto.
19881 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
19882 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
19883 (lookup_field_for_decl): Use SET_DECL_ALIGN.
19884 (get_chain_field): Ditto.
19885 (get_trampoline_type): Ditto.
19886 (get_nl_goto_field): Ditto.
19887 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
19889 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
19890 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
19891 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
19892 (build_qualified_type): Use SET_TYPE_ALIGN.
19893 (build_aligned_type, build_range_type_1): Ditto.
19894 (build_atomic_base): Ditto.
19895 (build_common_tree_nodes): Ditto.
19896 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
19897 (expand_one_stack_var_at): Ditto.
19898 * coverage.c (build_var): Use SET_DECL_ALIGN.
19899 * except.c (init_eh): Ditto.
19900 * function.c (assign_parm_setup_block): Ditto.
19901 * symtab.c (increase_alignment_1): Ditto.
19902 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
19903 * tree-vect-stmts.c (ensure_base_align): Ditto.
19904 * varasm.c (align_variable): Ditto.
19905 (assemble_variable): Ditto.
19906 (build_constant_desc): Ditto.
19907 (output_constant_def_contents): Ditto.
19909 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
19910 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
19911 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
19912 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
19913 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
19915 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
19918 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
19919 replace %vmovsd with "%vmovq".
19920 (vec_concatv2df): Likewise.
19922 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
19924 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
19925 (*vec_extractv2si_0): Ditto.
19926 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
19927 (zero_extended_scalar_load_operand splitters): Ditto.
19928 (vec_extract splitters): Ditto.
19929 (*vec_extractv4si_0_zext): Ditto.
19930 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
19931 and lowpart_subreg.
19932 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
19933 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
19934 (*sse4_1_extractps): Use lowpart_subreg.
19935 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
19937 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19939 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
19941 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
19942 Mention Solaris 11 packaging changes.
19943 Update gas and gld requirements.
19944 Remove reference to pre-Solaris 10 bug.
19945 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
19947 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
19950 2016-04-17 Jan Hubicka <jh@suse.cz>
19952 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
19953 max_loop_iterations_int.
19955 2016-04-18 Richard Biener <rguenther@suse.de>
19957 PR tree-optimization/43434
19958 * tree-ssa-structalias.c (struct vls_data): New.
19959 (visit_loadstore): Handle all pointer-based accesses.
19960 (compute_dependence_clique): Compute a bitmap of restrict tags
19961 assigned bases and pass it to visit_loadstore.
19963 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
19966 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
19967 armv8.1-a and armv8.1-a+crc.
19969 2016-04-18 Richard Biener <rguenther@suse.de>
19971 PR tree-optimization/70701
19972 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
19973 references after translating through a memcpy.
19975 2016-04-18 Richard Biener <rguenther@suse.de>
19977 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19978 (compute_antic): ... here. For partial antic use regular
19979 postorder and scrap iteration.
19980 (compute_partial_antic_aux): Remove unused return value.
19981 (init_pre): Do not allocate postorder.
19982 (fini_pre): Do not free postorder.
19984 2016-04-18 Richard Biener <rguenther@suse.de>
19986 PR middle-end/37870
19987 * expmed.c (extract_bit_field_1): Remove broken case
19988 using a wider MODE_INT mode.
19990 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19992 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19993 unless compiling with at least GCC-4.8.
19995 2016-04-17 Jan Hubicka <jh@suse.cz>
19998 * graphite.c (graphite_finalize): Update call to
19999 tree_estimate_probability.
20000 * predict.h (tree_estimate_probability): Update prototype.
20002 2016-04-17 Jan Hubicka <jh@suse.cz>
20004 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
20005 (tree_estimate_probability): Likewise.
20006 (pass_profile::execute): Update.
20007 (report_predictor_hitrates): New function.
20008 * profile.c (compute_branch_probabilities): Use it.
20009 * predict.h (report_predictor_hitrates): Declare.
20011 2016-04-17 Jan Hubicka <jh@suse.cz>
20014 * cgraph.h (cgraph_node::set_const_flag,
20015 cgraph_node::set_pure_flag): Update prototype to return bool;
20017 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
20018 of interposable symbol are interposable, too.
20019 (cgraph_set_const_flag_1): Rename to ...
20020 (set_const_flag_1): ... this one; change to self recursive function
20021 instead of call_for_symbol_thunks_and_aliases. Handle correctly
20022 clearnig the flag in all variants and also virtual thunks of const
20023 functions are pure; track if any change was done.
20024 (cgraph_node::set_const_flag): Update.
20025 (struct set_pure_flag_info): New struct.
20026 (cgraph_set_pure_flag_1): Rename to ...
20027 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
20028 rather than pointer encoded flags; track if any changes was done;
20029 handle correctly clearning flag and setting flag of aliases already
20031 (cgraph_node::set_pure_flag): Update.
20032 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
20034 2016-04-17 Tom de Vries <tom@codesourcery.com>
20037 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
20038 backslash in label.
20040 2016-04-17 Tom de Vries <tom@codesourcery.com>
20042 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
20043 '{}<> ' as escape-for-record.
20045 2016-04-17 Tom de Vries <tom@codesourcery.com>
20047 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
20050 2016-04-17 Tom de Vries <tom@codesourcery.com>
20053 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
20054 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
20055 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
20056 * passes.c (finish_optimization_passes): Only call
20057 finish_graph_dump_file if dfi->graph_dump_initialized.
20058 (execute_function_dump, pass_init_dump_file): Use
20059 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
20061 2016-04-17 Tom de Vries <tom@codesourcery.com>
20063 PR tree-optimization/70256
20064 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
20065 (debug_varmap): New function.
20067 2016-04-17 Tom de Vries <tom@codesourcery.com>
20070 * passes.c (pass_manager::register_pass): Propagate pflags.
20072 2016-04-17 Tom de Vries <tom@codesourcery.com>
20075 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
20076 * passes.c (pass_manager::pass_manager): Declare and init p_start in
20077 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
20078 check if it's equal to p_start.
20079 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
20081 2016-04-15 Jan Hubicka <jh@suse.cz>
20084 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
20085 function does not bind to current def.
20086 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
20087 handle conservatively calls to functions that does not need to bind
20089 (check_call): Update call of worse_state.
20090 (ignore_edge_for_nothrow): Update.
20091 (ignore_edge_for_pure_const): Likewise.
20092 (propagate_pure_const): Update calls to worse_state.
20093 (skip_function_for_local_pure_const): Reformat comments.
20095 2016-04-15 Jan Hubicka <jh@suse.cz>
20098 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
20099 (cgraph_node::function_symbol): Likewise.
20100 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20101 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
20102 (symtab_node::ultimate_alias_target): Add REF parameter.
20103 (symtab_node::binds_to_current_def_p): Declare.
20104 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
20105 (cgraph_node::function_symbol): Likewise.
20106 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
20107 (cgraph_node::get_availability): Likewise.
20108 (cgraph_edge::binds_to_current_def_p): New inline function.
20109 (varpool_node::get_availability): Add REF parameter.
20110 (varpool_node::ultimate_alias_target): Likewise.
20111 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
20112 (symtab_node::binds_to_current_def_p): Likewise.
20113 * varpool.c (varpool_node::get_availability): Likewise.
20115 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20118 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
20119 Fix mode size check.
20121 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20123 * BASE-VER: Set to 7.0.0.
20125 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
20127 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
20129 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20131 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
20132 architecture revisions.
20134 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
20136 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
20137 * config/i386/i386.c (ix86_using_red_zone): No longer static.
20138 * config/i386/i386.md (stack decrement to push peepholes): Guard
20139 with !x86_using_red_zone ().
20141 2016-04-15 Jakub Jelinek <jakub@redhat.com>
20144 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
20145 to dump_generic_node.
20146 (NIY): Pass also flags to do_niy.
20148 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
20150 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
20151 (simd_clone_vector_of_formal_parm_types)
20152 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
20153 (simd_clone_mangle, simd_clone_create)
20154 (simd_clone_adjust_return_type, create_tmp_simd_array)
20155 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
20156 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
20157 (ipa_simd_modify_function_body, simd_clone_linear_addend)
20158 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
20159 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
20160 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
20161 * omp-simd-clone.c: ... this new file.
20162 (simd_clone_vector_of_formal_parm_types): Make it static.
20163 * Makefile.in (OBJS): Add omp-simd-clone.o.
20165 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
20168 * config/i386/sse.md: Use proper memory operand modifiers.
20171 2016-04-15 Richard Biener <rguenther@suse.de>
20172 Alan Modra <amodra@gmail.com>
20174 PR tree-optimization/70130
20175 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
20176 when alignment stays not the same and no not use the realign
20179 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
20182 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
20183 direct move handlers for KFmode. Change TFmode handlers test from
20184 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
20186 2016-04-14 Jakub Jelinek <jakub@redhat.com>
20189 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
20190 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
20191 (inlined_polymorphic_ctor_dtor_block_p): Use it.
20192 * tree-ssa-live.c (remove_unused_scope_block_p): When
20193 in_ctor_dtor_block, avoid discarding not just BLOCKs with
20194 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
20195 block_ultimate_origin is FUNCTION_DECL.
20196 (remove_unused_locals): If current_function_decl is
20197 polymorphic_ctor_dtor_p, pass initial true to
20198 remove_unused_scope_block_p' is_ctor_dtor_block.
20200 2016-04-14 Martin Sebor <msebor@redhat.com>
20205 * doc/extend.texi (Variable Length): Revert.
20207 2016-04-14 Marek Polacek <polacek@redhat.com>
20208 Jan Hubicka <hubicka@ucw.cz>
20211 * tree.c (verify_type): Disable the canonical type of main variant
20214 2016-04-14 Jason Merrill <jason@redhat.com>
20216 * cfgexpand.c, expr.c: Revert previous change.
20218 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
20220 PR middle-end/70643
20221 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
20222 when building a mem ref for the incoming reduction variable.
20224 2016-04-14 Richard Biener <rguenther@suse.de>
20226 PR tree-optimization/70614
20227 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
20228 loop if the evolution dropped to chrec_dont_know.
20229 (interpret_condition_phi): Likewise.
20231 2016-04-14 Richard Biener <rguenther@suse.de>
20233 PR tree-optimization/70623
20234 * tree-ssa-pre.c (changed_blocks): Make global ...
20235 (compute_antic): ... local here. Move and fix worklist
20236 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
20237 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
20238 worklist handling, dump when ANTIC_IN changed.
20239 (compute_partial_antic_aux): Remove worklist handling.
20240 (init_pre): Do not compute post dominators. Add a comment about
20241 the CFG order chosen.
20242 (fini_pre): Do not free post dominators.
20244 2016-04-13 Martin Sebor <msebor@redhat.com>
20249 * doc/extend.texi (Variable Length): Document C++ specifics.
20251 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20254 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
20255 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
20256 eh edges have been purged.
20259 * tree-sra.c (create_access_replacement,
20260 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
20262 * tree-pretty-print.c (dump_fancy_name): New function.
20263 (dump_decl_name, dump_generic_node): Use it.
20265 2016-04-13 Jason Merrill <jason@redhat.com>
20267 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
20268 * expr.c (expand_expr_real_1): Likewise.
20270 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
20272 * config/i386/i386.md (kunpckhi): Swap operands.
20273 (kunpcksi): Likewise.
20274 (kunpckdi): Likewise.
20275 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
20276 (vec_pack_trunc_<mode>): Likewise.
20278 2016-04-13 Jakub Jelinek <jakub@redhat.com>
20281 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
20283 PR middle-end/70633
20284 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
20285 gimplification turns some element into non-constant.
20288 * rtl.h (convert_memory_address_addr_space_1): New prototype.
20289 * explow.c (convert_memory_address_addr_space_1): No longer static,
20290 add NO_EMIT argument and don't call convert_modes if true, pass
20291 it down recursively, remove break after return.
20292 (convert_memory_address_addr_space): Adjust caller.
20293 * simplify-rtx.c (simplify_unary_operation_1): Call
20294 convert_memory_address_addr_space_1 instead of convert_memory_address,
20295 if it returns NULL, don't simplify.
20297 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
20300 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
20302 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20304 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20305 Bump the upper SIMDLEN limits, so that if the return type or
20306 characteristic type if the return type is void can be passed in
20307 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
20310 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
20313 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
20314 Do not use "=" constraint on an input constraint.
20315 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
20316 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
20317 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
20318 generates (neg (abs ...)) instead of (abs ...).
20320 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20322 PR rtl-optimization/70596
20323 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
20324 just invalidate LRA data and reset them. Adjust dump wording.
20326 2016-04-12 Martin Liska <mliska@suse.cz>
20329 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20331 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20333 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20334 max_loop_iterations_int.
20335 (tree_unswitch_outer_loop): Likewise.
20336 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20337 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20339 2016-04-12 Tom de Vries <tom@codesourcery.com>
20341 PR tree-optimization/68756
20342 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
20343 instead of new_name.
20345 2016-04-12 Jakub Jelinek <jakub@redhat.com>
20347 PR tree-optimization/70602
20348 * tree-sra.c (generate_subtree_copies): Don't write anything into
20349 constant pool decls.
20351 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
20352 regardless whether there are depend clauses or not.
20354 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20357 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
20358 target attribute and pragma from changing the -mfloat128
20359 and -mfloat128-hardware options.
20361 * doc/extend.texi (Additional Floating Types): Document PowerPC
20362 __float128 restrictions.
20364 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20367 * config/aarch64/driver-aarch64.c
20368 (aarch64_get_extension_string_for_isa_flags): New.
20369 (arch_extension): Rename to...
20370 (aarch64_arch_extension): ...This.
20371 (ext_to_feat_string): Rename to...
20372 (aarch64_extensions): ...This.
20373 (aarch64_core_data): Keep track of architecture extension flags.
20374 (cpu_data): Rename to...
20375 (aarch64_cpu_data): ...This.
20376 (aarch64_arch_driver_info): Keep track of architecture extension
20378 (get_arch_name_from_id): Rename to...
20379 (get_arch_from_id): ...This, change return type.
20380 (host_detect_local_cpu): Update and reformat for renames, handle
20381 extensions through common infrastructure.
20383 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20386 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
20387 track of a canonical flag name.
20388 (all_extensions): Likewise.
20389 (arch_to_arch_name): Also track extension flags enabled by the arch.
20390 (all_architectures): Likewise.
20391 (aarch64_parse_extension): Move to here.
20392 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
20394 (aarch64_rewrite_selected_cpu): Update for above change.
20395 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
20396 are handled, such that the single explicit value enabled by an
20397 extension is kept seperate from the implicit values it also enables.
20398 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
20400 (aarch64_parse_extension): New.
20401 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
20402 here to config/aarch64/aarch64-protos.h.
20403 (aarch64_parse_extension): Move from here to
20404 common/config/aarch64/aarch64-common.c.
20405 (aarch64_option_print): Update.
20406 (aarch64_declare_function_name): Likewise.
20407 (aarch64_start_file): Likewise.
20408 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
20409 the canonical flag for extensions.
20410 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
20413 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
20415 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
20418 2016-04-09 Tom de Vries <tom@codesourcery.com>
20420 PR tree-optimization/68953
20421 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
20422 first to last subscript.
20424 2016-04-09 Jakub Jelinek <jakub@redhat.com>
20426 PR tree-optimization/70586
20427 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
20430 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
20434 PR tree-optimization/70373
20435 PR middle-end/70533
20436 PR middle-end/70534
20437 PR middle-end/70535
20438 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
20439 clauses for acc parallel reductions as necessary. Error on those
20441 * omp-low.c (scan_sharing_clauses): Don't install variables which
20442 are used in acc parallel reductions.
20443 (lower_rec_input_clauses): Remove dead code.
20444 (lower_oacc_reductions): Add support for reference reductions.
20445 (lower_reduction_clauses): Remove dead code.
20446 (lower_omp_target): Don't remap variables appearing in acc parallel
20448 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
20450 2016-04-08 Jakub Jelinek <jakub@redhat.com>
20452 PR middle-end/70593
20453 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
20454 with multiple SSA_NAME defs, force the outputs other than first
20455 to be live before calling live_track_process_def on each output.
20457 PR rtl-optimization/70574
20458 * fwprop.c (forward_propagate_and_simplify): Don't add
20459 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
20460 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
20461 paradoxical subregs within *loc.
20463 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
20465 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
20466 -ftree-parallelize-loops={0,1}.
20467 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
20468 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
20469 * config/ia64/hpux.h (LIB_SPEC): Likewise.
20470 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
20471 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
20473 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
20476 * asan.c (instrument_derefs): If we get unknown location, extract it
20477 with EXPR_LOCATION.
20478 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
20480 2016-04-08 Tom de Vries <tom@codesourcery.com>
20482 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
20483 implicit firstprivate clause.
20485 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20488 * config/arm/thumb2.md (tst + branch-> lsls + branch
20489 peephole below *orsi_not_shiftsi_si): Require that condition
20490 register is dead after the peephole.
20491 (second peephole after the above): Likewise.
20493 2016-04-08 Alan Modra <amodra@gmail.com>
20496 * builtins.c (fold_builtin_classify): For IBM extended precision,
20497 look at just the high-order double to test for NaN.
20498 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
20499 test just the high double for Inf but both doubles for subnormal
20502 2016-04-07 Jakub Jelinek <jakub@redhat.com>
20504 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
20505 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
20506 node->simdclone->mask_mode != VOIDmode masks.
20507 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
20508 earlier, use it instead of node->simdclone.
20509 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20510 Set clonei->mask_mode.
20512 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20515 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
20516 Pass it through to cp_parser_already_scoped_statement.
20517 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
20518 it through to cp_parser_statement.
20519 (cp_parser_statement): Pass IF_P through to
20520 cp_parser_iteration_statement.
20521 (cp_parser_pragma): Adjust call to
20522 cp_parser_iteration_statement.
20524 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
20527 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
20528 resolve a future -Wparentheses warning.
20529 * omp-low.c (scan_sharing_clauses): Likewise.
20530 * tree-parloops.c (eliminate_local_variables): Likewise.
20532 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
20534 PR rtl-optimization/70398
20535 * lra-constraints.c (process_address_1): Check zero scale and code
20536 for reloading with zero scale.
20538 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
20540 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
20541 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
20543 2016-04-06 Jakub Jelinek <jakub@redhat.com>
20545 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
20546 Add support for AVX512F clones, include them by default for
20547 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
20548 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
20551 PR middle-end/70550
20552 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
20553 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
20554 firstprivate clauses.
20555 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
20556 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
20557 (lower_omp_target): Set TREE_NO_WARNING for
20558 non-addressable possibly uninitialized vars which are copied into
20559 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
20561 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
20563 * config/pa/predicates.md (integer_store_memory_operand): Accept
20564 REG+D operands with a large offset when reload_in_progress is true.
20565 (floating_point_store_memory_operand): Likewise.
20567 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20570 * match.pd (nested int casts): Limit to GIMPLE.
20572 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
20575 * ipa-devirt.c (maybe_record_node): Fix comment; use
20576 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
20578 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20580 PR rtl-optimization/70542
20581 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
20582 if there are any uses other than insn or debug insns.
20584 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
20585 Jakub Jelinek <jakub@redhat.com>
20587 PR tree-optimization/70509
20588 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
20589 Shift HOST_WIDE_INT_1U instead of 1.
20591 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
20593 PR tree-optimization/70509
20594 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
20595 of the vector base type for index.
20597 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
20600 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
20602 2016-04-05 Richard Biener <rguenther@suse.de>
20604 PR tree-optimization/70526
20605 * tree-sra.c (build_ref_for_offset): Use prev_base to
20606 extract the alias pointer type.
20608 2016-04-05 Richard Biener <rguenther@suse.de>
20610 * dse.c (struct store_info): Remove alias_set member.
20611 (struct read_info_type): Likewise.
20612 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
20613 spill_deleted, clear_alias_set_lookup): Remove.
20614 (get_group_info): Remove dead base == NULL_RTX case.
20615 (dse_step0): Remove initialization of removed variables.
20616 (delete_dead_store_insn): Reomve alias set dumping.
20617 (free_read_records): Remove alias_set handling.
20618 (canon_address): Remove alias_set_out parameter.
20619 (record_store): Remove spill_alias_set, it's always zero.
20620 (check_mem_read_rtx): Likewise.
20621 (dse_step2): Rename from ...
20622 (dse_step2_nospill): ... this. Adjust.
20623 (scan_stores): Rename from ...
20624 (scan_stores_nospill): ... this.
20625 (scan_reads): Rename from ...
20626 (scan_reads_nospill): ... this.
20627 (scan_stores_spill, scan_reads_spill): Remove.
20628 (dse_step3_scan): Remove for_spills argument which is always false.
20629 (dse_step3): Likewise.
20630 (dse_step5): Rename from ...
20631 (dse_step5_nospill): ... this. Remove alias_set handling.
20632 (rest_of_handle_dse): Adjust.
20634 2016-04-05 Jakub Jelinek <jakub@redhat.com>
20637 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
20638 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
20639 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
20640 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
20642 2016-04-05 Richard Biener <rguenther@suse.de>
20644 PR middle-end/70499
20645 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
20646 non-register type temporaries into SSA.
20648 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
20651 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
20652 calls when sanitizing.
20653 (possible_polymorphic_call_target_p): Fix formatting.
20655 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20656 Jakub Jelinek <jakub@redhat.com>
20658 PR middle-end/70457
20659 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
20660 to ensure a call statement is compatible with a built-in's
20662 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
20665 2016-04-04 Richard Biener <rguenther@suse.de>
20667 PR rtl-optimization/70484
20668 * rtl.h (canon_output_dependence): Declare.
20669 * alias.c (canon_output_dependence): New function.
20670 * dse.c (record_store): Use canon_output_dependence rather
20671 than canon_true_dependence.
20673 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20676 * cgraph.h (symtab_node::copy_visibility_from): New function.
20677 * symtab.c (symtab_node::copy_visibility_from): New function.
20678 * ipa-visibility.c (optimize_weakref): New function.
20679 (function_and_variable_visibility): Use it.
20681 2016-04-04 Martin Liska <mliska@suse.cz>
20684 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
20685 value that is really in range handled by SBR instruction.
20686 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
20687 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
20688 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
20690 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
20694 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
20695 set, but not for SP_REG operands.
20697 2016-04-02 Martin Sebor <msebor@redhat.com>
20700 * fold-const.c (maybe_nonzero_address): New function.
20701 (fold_comparison): Call it. Fold equality and relational
20702 expressions involving null pointers.
20703 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
20705 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
20707 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
20708 the "Y" constraint (scalar FP 0.0 immediate).
20710 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
20711 Add the "const_double" to the list of operand constraints.
20713 2016-04-01 Jakub Jelinek <jakub@redhat.com>
20715 PR rtl-optimization/70467
20716 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
20717 If low word of the last operand is 0, just emit addition/subtraction
20720 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20723 * config/s390/s390.c (s390_expand_insv): Check for everything
20724 constant instead of just VOIDmode stuff.
20726 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20729 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
20731 2016-04-01 Nathan Sidwell <nathan@acm.org>
20733 * tree.def (TRY_CATCH_EXPR): Correct documentation.
20735 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
20737 PR rtl-optimization/70461
20738 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
20741 2016-03-31 Martin Liska <mliska@suse.cz>
20744 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
20745 a tree value or an immediate integer value to a buffer
20746 that is eventually copied to a BRIG section.
20747 (emit_immediate_operand): Call the function here.
20748 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
20749 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
20750 of class' fields that are removed.
20751 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
20752 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
20753 m_brig_repr_size fields.
20755 2016-03-31 Martin Liska <mliska@suse.cz>
20758 * hsa-gen.c (hsa_function_representation::update_dominance): New
20760 (convert_addr_to_flat_segment): Likewise.
20761 (gen_hsa_memory_set): New alignment argument.
20762 (gen_hsa_ctor_assignment): Likewise.
20763 (gen_hsa_insns_for_single_assignment): Provide alignment
20764 to gen_hsa_ctor_assignment.
20765 (gen_hsa_insns_for_direct_call): Add new argument.
20766 (expand_lhs_of_string_op): New function.
20767 (expand_string_operation_builtin): Likewise.
20768 (expand_memory_copy): New function.
20769 (expand_memory_set): New function.
20770 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
20771 (convert_switch_statements): Change signature.
20772 (generate_hsa): Use a return value of the function.
20773 (pass_gen_hsail::execute): Do not call
20774 convert_switch_statements here.
20775 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
20776 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
20777 (hsa_function_representation::update_dominance): New function.
20779 2016-03-31 Martin Liska <mliska@suse.cz>
20782 * hsa-brig.c (emit_directive_variable): Emit alignment
20783 according to hsa_symbol::m_align.
20784 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
20785 (dump_hsa_symbol): Dump alignment of HSA symbols.
20786 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
20787 (gen_hsa_addr_with_align): New function.
20788 (hsa_bitmemref_alignment): Use newly added function.
20789 (gen_hsa_insns_for_load): Likewise.
20790 (gen_hsa_insns_for_store): Likewise.
20791 (gen_hsa_memory_copy): New argument added.
20792 (gen_hsa_insns_for_single_assignment): Respect
20793 alignment for assignments processed via gen_hsa_memory_copy.
20794 (gen_hsa_insns_for_direct_call): Likewise.
20795 (gen_hsa_insns_for_return): Likewise.
20796 (gen_function_def_parameters): Set default alignment.
20797 * hsa.c (hsa_object_alignment): New function.
20798 (hsa_byte_alignment): Pasted function.
20799 * hsa.h (hsa_symbol::m_align): New field.
20801 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20803 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
20804 scratch field for goto case.
20806 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
20808 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
20810 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
20813 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
20814 (scalar_chain::convert_insn): Call convert_op for reg
20815 moves to handle undefined registers.
20817 2016-03-31 Nathan Sidwell <nathan@acm.org>
20820 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
20821 Assert we don't want to move backwards.
20823 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
20826 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
20828 2016-03-31 Jakub Jelinek <jakub@redhat.com>
20830 PR rtl-optimization/70460
20831 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
20832 with operand from REG_LABEL_OPERAND, instead substitute
20833 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
20834 Don't do anything for REG_NON_LOCAL_GOTO jumps.
20836 2016-03-31 Martin Liska <mliska@suse.cz>
20838 * passes.c (execute_one_pass): Do not call
20839 todo_after for a discarded function.
20841 2016-03-31 Bin Cheng <bin.cheng@arm.com>
20843 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
20844 (no_cost, infinite_cost): Initialize the new field.
20845 (get_computation_cost_at): Record setup cost.
20846 (determine_use_iv_cost_address): Skip cost computation for sub
20847 uses if we can estimate it without losing accuracy.
20849 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
20851 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
20853 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20854 max_loop_iterations_int.
20855 (tree_unswitch_outer_loop): Likewise.
20856 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
20857 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
20859 2016-03-30 Richard Biener <rguenther@suse.de>
20861 PR middle-end/70450
20862 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
20864 2016-03-30 Jakub Jelinek <jakub@redhat.com>
20867 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
20868 in gen_blendm expander.
20870 2016-03-30 Nick Clifton <nickc@redhat.com>
20873 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
20874 case where we are already provided with an SImode SUBREG.
20876 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
20879 * config/i386/i386.c (ix86_expand_epilogue): Properly check
20880 conflict between DRAP register and __builtin_eh_return.
20882 2016-03-30 Michael Matz <matz@suse.de>
20883 Richard Biener <rguenther@suse.de>
20886 * ipa-polymorphic-call.c (struct type_change_info): Change
20887 speculative to an unsigned allowing to limit the work we do.
20888 (csftc_abort_walking_p): New inline function..
20889 (check_stmt_for_type_change): Limit the number of may-defs
20890 skipped for speculative devirtualization to
20891 max-speculative-devirt-maydefs.
20892 * params.def (max-speculative-devirt-maydefs): New param.
20893 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
20895 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
20898 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
20901 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
20903 PR tree-optimization/59124
20904 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
20905 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
20907 2016-03-29 Jeff Law <law@redhat.com>
20909 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
20911 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20913 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
20916 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
20918 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
20919 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
20920 gcrt0.o if linking dynamically.
20922 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20925 * ipa-devirt.c (methods_equal_p): New function.
20926 (compare_virtual_tables): Use it.
20927 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
20928 * cgraphclones.c (clone_function_name_1): Use
20929 symbol_table::symbol_suffix_separator.
20930 * coverage.c (build_var): Likewise.
20931 * symtab.c (symbol_table::symbol_suffix_separator): New.
20933 2016-03-29 Jakub Jelinek <jakub@redhat.com>
20935 PR rtl-optimization/70429
20936 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
20937 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
20938 mode != result_mode.
20941 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
20943 PR tree-optimization/70405
20944 * ssa-iterators.h (num_imm_uses): Add missing braces.
20946 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
20948 PR rtl-optimization/68695
20949 * ira-color.c (allocno_copy_cost_saving): New.
20950 (improve_allocation): Use it.
20952 2016-03-29 Richard Henderson <rth@redhat.com>
20954 PR middle-end/70355
20955 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
20957 2016-03-29 Richard Biener <rguenther@suse.de>
20959 PR middle-end/70424
20960 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
20961 use alignment returned by get_pointer_alignment_1 if it is
20962 bigger than BITS_PER_UNIT.
20963 * builtins.c (get_pointer_alignment_1): Do not return true
20964 for alignment extracted from SSA info.
20966 2016-03-28 James Bowman <james.bowman@ftdichip.com>
20968 * config/ft32/ft32.opt (mnodiv): New.
20969 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
20970 * doc/invoke.texi (FT32 Options -mnodiv): New.
20972 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
20975 * config/i386/i386.md (define_split, andn): Fix modes.
20977 2016-03-26 Richard Biener <rguenther@suse.de>
20978 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20981 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20983 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20984 as 2nd argument to cl_optimization_restore().
20986 2016-03-25 Richard Henderson <rth@redhat.com>
20989 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20990 * config/aarch64/aarch64-protos.h: Declare it.
20991 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20993 2016-03-25 Alan Modra <amodra@gmail.com>
20996 * config/rs6000/constraints.md (j): Simplify.
20997 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20999 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
21000 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
21001 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
21002 in all constraint alternatives.
21003 (movtd_64bit_nodm): Delete "j" constraint alternative.
21005 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21007 * tree-ssa-propagate.c: Enhance docs for
21008 SSA_PROP_NOT_INTERESTING.
21010 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
21012 * doc/extend.texi: Fix typo in documentation to pure attribute.
21014 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
21017 * config/pa/pa.md (bswapdi2): Use a scratch register.
21019 2016-03-24 Richard Henderson <rth@redhat.com>
21021 PR middle-end/69845
21022 * fold-const.c (extract_muldiv_1): Correct test for multiplication
21025 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
21027 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
21028 using ix86_expand_binary_operator instead of gen_andsi3.
21030 2016-03-24 Richard Biener <rguenther@suse.de>
21032 PR tree-optimization/70396
21033 * tree-vect-stmts.c (vectorizable_comparison): Use
21034 get_vectype_for_scalar_type.
21036 2016-03-24 Richard Biener <rguenther@suse.de>
21038 PR middle-end/70370
21039 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
21040 with register bases.
21042 2016-03-24 Richard Biener <rguenther@suse.de>
21044 PR tree-optimization/70372
21045 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
21046 build_all_ones_cst to also handle vector types correctly.
21048 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21051 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
21054 2016-03-23 Marek Polacek <polacek@redhat.com>
21057 * doc/invoke.texi: Document -Wignored-attributes.
21059 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21061 PR tree-optimization/69042
21062 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
21063 parameter from 30 to 40.
21065 2016-03-23 Bin Cheng <bin.cheng@arm.com>
21067 PR tree-optimization/69042
21068 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
21069 for use with constant offset stripped in base.
21071 2016-03-23 Richard Biener <rguenther@suse.de>
21073 PR middle-end/70251
21074 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
21075 mode compatibility check.
21076 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21078 2016-03-23 Jeff Law <law@redhat.com>
21080 PR tree-optimization/64058
21081 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
21083 (struct ssa_conflicts): Move up earlier in the file.
21084 (conflicts_, var_map_): New static variables.
21085 (initialize_conflict_count): New function to initialize the
21086 CONFLICT_COUNT field for each conflict pair.
21087 (compare_pairs): Lazily initialize the conflict count and use it
21088 as the first tie-breaker.
21089 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
21090 and wipe conflicts_ and map_ around the call to qsort. Remove
21091 special case for 2 coalesce pairs.
21092 * bitmap.c (bitmap_count_unique_bits): New function.
21093 (bitmap_count_bits_in_word): New function, extracted from
21095 (bitmap_count_bits): Use bitmap_count_bits_in_word.
21096 * bitmap.h (bitmap_count_unique_bits): Declare it.
21098 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
21101 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
21102 transparent alias chain for decl assembler name.
21103 * config/sol2.c (solaris_assemble_visibility): Likewise.
21105 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21107 * config/arm/arm1020e.md (1020call_op): Reduce reservation
21109 (v10_fdivs): Likewise.
21110 (v10_fdivd): Likewise.
21112 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21115 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
21116 to not call fclose twice on file.
21118 2016-03-23 Jakub Jelinek <jakub@redhat.com>
21120 PR tree-optimization/70354
21121 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21122 oprnd0 is wider than oprnd1 and there is a cast from the wider
21123 type to oprnd1, mask it with the mask of the narrower type.
21126 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
21127 Optimize TARGET_STV splitters, if high or low word of last argument
21130 2016-03-22 Jeff Law <law@redhat.com>
21133 tree-ssa-threadbackward.c
21134 (fsm_find_control_statement_thread_paths): Correctly distinguish
21135 between old style jump threads vs FSM jump threads.
21137 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
21140 * config/i386/i386.c (scalar_chain::convert_op): Support
21141 uninitialized register usage case.
21143 2016-03-22 Richard Biener <rguenther@suse.de>
21145 PR middle-end/70251
21146 * genmatch.c (gen_transform): Adjust last parameter to a three-state
21148 (capture::gen_transform): ... to change behavior when substituting
21149 a condition into cond or not-cond expr context.
21150 (dt_simplify::gen_1): Adjust.
21151 * gimple-match-head.c: Include gimplify.h for unshare_expr.
21152 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
21153 last change and instead change to
21154 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
21155 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21157 2016-03-22 Anthony Green <green@moxielogic.com>
21159 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
21160 issue for moxiebox targets.
21161 (CC1PLUS_SPEC): Ditto.
21163 2016-03-22 Richard Biener <rguenther@suse.de>
21165 PR middle-end/70333
21166 * fold-const.c (extract_muldiv_1): Properly perform multiplication
21169 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21171 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
21173 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
21176 * config/i386/i386.c (def_builtin): Handle
21177 OPTION_MASK_ISA_AVX512VL to be and-ed with other
21179 (const struct builtin_description bdesc_special_args[]):
21180 Remove duplicate ISA bits.
21182 2016-03-22 Jakub Jelinek <jakub@redhat.com>
21185 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
21186 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
21187 in a way that works also for AVX512BW.
21190 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
21191 instead of source if operands[1] is xmm16 and above and
21192 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
21193 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
21196 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
21197 on assign if (*from_p) is a comparison, set it to
21198 TREE_NO_WARNING (*from_p).
21200 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21202 PR middle-end/70326
21203 * lra.c (restore_scratches): Ignore deleted insns.
21205 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
21206 Jakub Jelinek <jakub@redhat.com>
21208 PR tree-optimization/70317
21209 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
21212 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
21215 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
21216 of ix86_expand_move.
21218 (movti): Use general_operand for operand 1 predicate.
21220 2016-03-21 Martin Liska <mliska@suse.cz>
21222 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
21224 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
21226 2016-03-21 Martin Liska <mliska@suse.cz>
21229 * ipa-icf.c (sem_function::parse): Skip static
21230 constructors and destructors.
21232 2016-03-21 Jakub Jelinek <jakub@redhat.com>
21235 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
21236 function-like macro, peek following token(s) if it is followed
21237 by CPP_OPEN_PAREN token with optional padding in between, and
21238 if not, don't treat it like a macro.
21240 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
21241 Alexander Monakov <amonakov@ispras.ru>
21243 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
21244 for the stabs debug format.
21246 2016-03-21 Richard Biener <rguenther@suse.de>
21248 PR tree-optimization/70310
21249 * tree-vect-generic.c (expand_vector_condition): Fold the built
21252 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
21255 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
21256 Block third alternative for AVX-512VL target,
21258 2016-03-21 Martin Liska <mliska@suse.cz>
21261 * hsa-brig.c (emit_function_directives): Mark unemitted
21262 global variables for emission.
21263 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
21264 (get_symbol_for_decl): Likewise.
21265 * hsa.h (struct hsa_symbol): New flag.
21267 2016-03-21 Richard Biener <rguenther@suse.de>
21269 PR tree-optimization/70288
21270 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
21271 we do not estimate unsimplified all-constant conditionals or
21272 switches as optimized away.
21274 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
21276 PR rtl-optimization/69102
21277 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
21278 when we have a readonly dependency context.
21280 2016-03-18 Jeff Law <law@redhat.com>
21282 PR rtl-optimization/70263
21283 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
21284 (update_equiv_regs): When trying to move a store to after the insn
21285 that sets the source of the store, make sure the store occurs after
21286 the insn that sets the source of the store. When successful note
21287 the REG_EQUIV note created in the dump file.
21289 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
21290 Bernd Schmidt <bschmidt@redhat.com>
21292 * doc/extend.texi: Document more potential problems with basic asms.
21294 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
21296 PR rtl-optimization/70278
21297 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
21300 2016-03-18 Jason Merrill <jason@redhat.com>
21302 * calls.c (load_register_parameters): Fix zero size sibcall logic.
21304 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
21306 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
21307 values to 128b regs.
21309 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
21311 PR tree-optimization/70252
21312 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
21313 boolean vector has a proper number of elements.
21314 (supportable_narrowing_operation): Likewise.
21316 2016-03-18 Tom de Vries <tom@codesourcery.com>
21319 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
21321 2016-03-18 Jakub Jelinek <jakub@redhat.com>
21323 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
21324 instead of replace_rtx for DEBUG_INSNs.
21326 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21328 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
21329 load type reservations.
21331 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
21334 * config/pa/constraints.md: Revert 2015-02-13 change. Use
21335 define_constraint for "Q" and "T" constraints.
21337 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
21339 Tweak the pipeline model for Exynos M1
21341 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
21344 2016-03-17 David Malcolm <dmalcolm@redhat.com>
21347 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
21348 where one or both locations aren't within a line_map.
21350 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
21353 * opts.c (finish_options): Don't set flag_pie to the default if
21354 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
21357 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
21359 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
21360 true as ALL_REGS argument to replace_rtx.
21362 2016-03-17 Richard Biener <rguenther@suse.de>
21365 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
21368 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21371 * rtl.h (replace_rtx): Add ALL_REGS argument.
21372 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
21373 equality and assert mode is the same, instead of just rtx pointer
21375 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
21376 true as ALL_REGS argument to replace_rtx.
21378 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
21380 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
21381 for boolean vector with vector mode only.
21382 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
21384 2016-03-17 Nick Clifton <nickc@redhat.com>
21387 * config/rx/rx.c (rx_print_integer): Print negative constants in
21390 2016-03-17 Jakub Jelinek <jakub@redhat.com>
21393 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
21395 2016-03-16 Richard Henderson <rth@redhat.com>
21396 Richard Biener <rguenth@suse.de>
21398 PR middle-end/70240
21399 PR middle-end/68215
21401 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
21402 first operand as is_gimple_condexpr.
21404 PR middle-end/70240
21405 PR middle-end/68215
21407 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
21408 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
21409 Do not gimplify the result.
21410 (do_unop): Adjust call to tree_vec_extract.
21411 (do_binop): Likewise.
21412 (do_compare): Likewise.
21413 (do_plus_minus): Likewise.
21414 (do_negate): Likewise.
21415 (expand_vector_condition): Likewise.
21416 (do_cond): Likewise.
21418 2016-03-16 Richard Henderson <rth@redhat.com>
21421 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
21422 (aarch64_classify_address): Use it.
21423 (aarch64_legitimize_address): Force all subexpressions of PLUS
21424 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
21426 2016-03-16 Jakub Jelinek <jakub@redhat.com>
21427 Richard Biener <rguenth@suse.de>
21430 * rtlanal.c (replace_rtx): For REG, if from is a REG,
21431 return to even if only REGNO is equal, and assert
21434 2016-03-11 Jeff Law <law@redhat.com>
21436 PR rtl-optimization/70224
21437 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
21439 2016-03-16 Richard Henderson <rth@redhat.com>
21441 PR middle-end/70199
21442 * function.h (struct function): Add has_forced_label_in_static.
21443 * gimplify.c (force_labels_r): Set it.
21444 * lto-streamer-in.c (input_struct_function_base): Read it.
21445 * lto-streamer-out.c (output_struct_function_base): Write it.
21446 * tree-inline.c (has_label_address_in_static_1): Remove.
21447 (copy_forbidden): Remove fndecl parameter; test
21448 has_forced_label_in_static.
21449 (inline_forbidden_p): Update call to copy_forbidden.
21450 (tree_versionable_function_p): Likewise.
21451 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
21452 (chkp_versioning): Likewise.
21453 * tree-inline.h (copy_forbidden): Update decl.
21455 2016-03-16 Marek Polacek <polacek@redhat.com>
21458 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
21459 function being thunked if the result type doesn't have fixed size.
21460 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
21461 doesn't have fixed size.
21463 2016-03-16 Bin Cheng <bin.cheng@arm.com>
21465 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
21466 reporting malformed loop nest.
21468 2016-03-16 Tom de Vries <tom@codesourcery.com>
21471 * ipa-devirt.c (possible_polymorphic_call_targets): Move
21472 nodes.length () == 1 test to before first nodes[0] access.
21474 2016-03-16 Tom de Vries <tom@codesourcery.com>
21476 PR tree-optimization/68715
21477 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
21478 single_pred_p test.
21480 2016-03-16 Tom de Vries <tom@codesourcery.com>
21482 PR tree-optimization/68809
21483 * graphite-scop-detection.c (same_close_phi_node): Test if result types
21486 2016-03-16 Carlos O'Donell <carlos@redhat.com>
21487 Sandra Loosemore <sandra@codesourcery.com>
21489 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
21490 on leaf attribute. Mention ELF interposition problems.
21492 2016-03-16 Alan Modra <amodra@gmail.com>
21494 PR rtl-optimization/69195
21495 PR rtl-optimization/47992
21496 * ira.c (indirect_jump_optimize): Ignore artificial defs.
21499 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
21502 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
21504 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21506 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
21508 2016-03-15 Jakub Jelinek <jakub@redhat.com>
21510 PR rtl-optimization/70222
21511 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
21512 optimization if mode is different from result_mode, queue up masking
21513 of the result in outer_op. Formatting fix.
21515 PR middle-end/70239
21516 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
21519 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21521 PR rtl-optimization/69032
21522 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
21523 looping backwards over basic block insns.
21525 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21528 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
21529 to non-speculative when propagating trap bits.
21531 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21533 PR rtl-optimization/63384
21534 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
21535 DEBUG_INSN_P insns.
21537 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
21540 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
21541 factored out from ...
21542 (sched_analyze_insn): ... here.
21543 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
21544 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
21545 get_implicit_reg_pending_clobbers in it.
21546 (setup_id_reg_sets): Use setup_id_implicit_regs.
21547 (deps_init_id): Ditto.
21549 2016-03-15 Tom de Vries <tom@codesourcery.com>
21552 * cgraph.c (cgraph_node::get_body): Save, reset and restore
21554 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
21555 execute_function_dump.
21556 (execute_one_pass): Don't dump function if it will be dumped after ipa
21559 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
21561 * genrecog.c (match_pattern_2): If pred is NULL don't call
21562 safe_predicate_mode on it.
21564 2016-03-14 Jakub Jelinek <jakub@redhat.com>
21566 PR middle-end/70219
21567 * lra-constraints.c (delete_move_and_clobber): Change assertion
21568 to also allow dregno == 0.
21570 2016-03-14 Richard Henderson <rth@redhat.com>
21573 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
21574 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
21575 (reassociate_bb): Use optimize_vec_cond_expr; avoid
21576 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
21579 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
21582 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
21584 (lra_create_live_ranges_1): initialize hard register biggest_mode to
21586 * lra-constraints.c (split_reg): For hard regs, try to find the
21587 biggest single-register mode used in the function.
21589 2016-03-14 Richard Biener <rguenther@suse.de>
21591 PR tree-optimization/56365
21592 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
21593 constants to compare against.
21595 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
21598 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
21599 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
21600 (define_split for the GPR case): Use int_reg_operand instead of
21601 gpc_reg_operand for the output.
21603 2016-03-14 Tom de Vries <tom@codesourcery.com>
21605 PR tree-optimization/70045
21606 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
21607 create_empty_if_region_on_edge argument.
21609 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
21611 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
21612 (STACK_CHECK_PROTECT): Likewise.
21613 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21614 (STACK_CHECK_PROTECT): Likewise.
21615 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
21616 (STACK_CHECK_PROTECT): Likewise.
21617 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
21618 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
21619 (STACK_CHECK_PROTECT): Likewise.
21621 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
21623 PR rtl-optimization/69307
21624 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
21625 registers in modes that span more than one register.
21627 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
21630 * lra-constraints.c (delete_move_and_clobber): New.
21631 (remove_inheritance_pseudos): Use it.
21633 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
21636 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
21637 the libcall is LCT_THROW.
21638 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
21639 for the checking routine.
21641 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21644 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
21645 optimization if we have direct move.
21646 (roundu32<mode>2_fprs): Likewise.
21648 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
21651 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
21653 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
21654 Arguments swapped. All callers changed. Take reg_renumber into
21655 account, and Calculate and compare register ranges for hard regs.
21657 2016-03-11 Jeff Law <law@redhat.com>
21659 PR tree-optimization/70190
21660 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21661 Handle cases where we can not extract the taken edge, even though we
21662 found a constant value.
21664 PR tree-optimization/64058
21665 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
21666 (num_coalesce_pairs): Move up earlier in file.
21667 (find_coalesce_pair): Initialize the INDEX field for each pair
21669 (compare_pairs): No longer sort on the elements in each pair.
21670 Instead break ties with the index of the coalesce pair.
21672 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21675 * config/aarch64/aarch64-protos.h
21676 (aarch64_save_restore_target_globals): New prototype.
21677 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
21678 Call the above when popping pragma.
21679 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
21681 (aarch64_set_current_function): Rewrite using the above.
21683 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21685 PR tree-optimization/70177
21686 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
21687 (extract_ops_from_tree): ... this. In the 2 argument
21688 overload remove _1 suffix.
21689 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
21690 (extract_ops_from_tree): ... this.
21691 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
21693 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
21694 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
21695 extract_ops_from_tree instead of 2 operand one.
21697 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
21699 PR tree-optimization/70013
21700 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
21701 for constant-pool entries.
21703 2016-03-11 Jakub Jelinek <jakub@redhat.com>
21705 PR rtl-optimization/70174
21706 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
21707 followed by gen_lowpart on force_reg instead of just gen_lowpart.
21709 PR tree-optimization/70169
21710 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
21711 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
21714 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
21715 Jakub Jelinek <jakub@redhat.com>
21718 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
21719 of uninitialized values.
21721 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21723 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
21725 ("*trunctddd2"): New pattern definition.
21726 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
21729 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21731 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
21732 definitions for BFP and DFP rounding modes.
21733 ("fixuns_truncdddi2", "fixuns_trunctddi2")
21734 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
21735 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
21736 ("fix_trunctf<mode>2"): Use the new constants instead of magic
21739 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21741 * config/s390/constraints.md: Adjust comment.
21742 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
21743 s390_decompose_addrstyle_without_index.
21744 * config/s390/predicates.md (shift_count_or_setmem_operand):
21745 Rename to setmem_operand.
21746 * config/s390/s390-protos.h
21747 (s390_decompose_shift_count): Rename to
21748 s390_decompose_addrstyle_without_index.
21749 * config/s390/s390.c (s390_decompose_shift_count)
21750 (s390_mem_constraint, print_shift_count_operand)
21751 (print_operand_address, print_operand): Rename
21752 s390_decompose_shift_count to
21753 s390_decompose_addrstyle_without_index and rename
21754 print_shift_count_operand to print_addrstyle_operand troughout the
21756 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
21757 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
21758 Rename shift_count_or_setmem_operand to setmem_operand.
21759 * config/s390/vx-builtins.md ("vec_insert<mode>")
21760 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
21763 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21766 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
21767 Handle overlapping retval and newval.
21769 2016-03-10 Nick Clifton <nickc@redhat.com>
21772 * config/aarch64/aarch64.c
21773 (aarch64_override_options_after_change_1): When forcing
21774 flag_omit_frame_pointer to be true, use a special value that can
21775 be detected if this function is called again, thus preventing
21776 flag_omit_leaf_frame_pointer from being forced to be false.
21778 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21780 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
21781 Set x_flag_omit_leaf_frame_pointer when handling
21782 -momit-leaf-frame-pointer.
21784 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21787 * cgraph.c (cgraph_node::dump): Dump split_part and
21788 indirect_call_target.
21789 * cgraph.h (cgraph_node): Add indirect_call_target flag.
21790 * ipa.c (has_addr_references_p): Cleanup.
21791 (is_indirect_call_target_p): New.
21792 (walk_polymorphic_call_targets): Do not mark virtuals that may be
21793 called indirectly as local.
21794 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
21796 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21799 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21800 on cxa_pure_virtual.
21802 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21805 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
21807 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
21810 * tree.c (need_assembler_name_p): Only record main variant type names.
21812 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21815 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
21816 Always define to 0 or 1.
21817 (TARGET_FIX_ERR_A53_843419): New macro.
21818 * config/aarch64/aarch64-elf-raw.h
21819 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
21820 * config/aarch64/aarch64-linux.h: Likewise.
21821 * config/aarch64/aarch64.c
21822 (aarch64_override_options_after_change_1): Do not default
21823 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
21825 (aarch64_attributes): Handle fix-cortex-a53-843419.
21826 (aarch64_can_inline_p): Likewise.
21827 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
21829 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
21830 Jakub Jelinek <jakub@redhat.com>
21832 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
21833 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
21834 DECL_COMMONS if flag_unconstrained_commons is set.
21835 * tree-dfa.c (get_ref_base_and_extent): Likewise.
21836 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
21837 (funconstrained-commons): Document.
21839 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
21841 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
21842 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
21844 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
21846 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
21847 has a proper number of elements.
21849 2016-03-10 Alan Modra <amodra@gmail.com>
21851 PR rtl-optimization/69195
21852 PR rtl-optimization/47992
21853 * ira.c (recorded_label_ref): Delete.
21854 (update_equiv_regs): Return void.
21855 (indirect_jump_optimize): New function.
21856 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
21857 before regstat_compute_ri. Don't rebuild_jump_labels here.
21858 Delete update_regstat.
21860 2016-03-10 Richard Biener <rguenther@suse.de>
21862 PR tree-optimization/70128
21863 * tree-ssa-structalias.c (set_uids_in_ptset): Set
21864 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
21866 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21868 PR tree-optimization/70152
21869 * tree-sra.c (replace_removed_params_ssa_names): Copy over
21870 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
21873 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
21874 instead of gen_sse2_loadlpd.
21875 * config/i386/sse.md (*vec_concatv2df): Rename to...
21876 (vec_concatv2df): ... this.
21878 PR tree-optimization/70127
21879 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
21881 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21885 * diagnostic-show-locus.c (compatible_locations_p): New function.
21886 (layout::layout): Sanitize ranges using compatible_locations_p.
21888 2016-03-09 David Malcolm <dmalcolm@redhat.com>
21892 * diagnostic-show-locus.c (layout_range::layout_range): Replace
21893 location_range param with three const expanded_locations * and a
21895 (layout::layout): Replace call to
21896 rich_location::lazily_expand_location with get_expanded_location.
21897 Extract the range and perform location expansion here, passing
21898 the results to the layout_range ctor.
21899 * diagnostic.c (source_range::debug): Delete.
21900 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
21901 of rich_location::get_expanded_location.
21902 * gcc-rich-location.c (get_range_for_expr): Delete.
21903 (gcc_rich_location::add_expr): Reimplement to avoid the
21904 rich_location::add_range overload that took a location_range,
21905 passing a location_t instead.
21907 2016-03-09 Richard Biener <rguenther@suse.de>
21908 Jakub Jelinek <jakub@redhat.com>
21910 PR tree-optimization/70138
21911 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
21912 Also skip vect_double_reduction_def.
21914 2016-03-09 Jakub Jelinek <jakub@redhat.com>
21917 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
21918 if the operand is "m".
21920 2016-03-09 Nathan Sidwell <nathan@acm.org>
21922 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
21924 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21926 * config/i386/i386.c (processor_target_table): Fix cost table
21927 intialization order for znver1.
21929 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21931 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
21932 - becuase -> because.
21933 * ipa-reference.c (ignore_module_statics): Likewise.
21934 * cgraph.c (cgraph_node::get_body): Likewise.
21935 * ipa-inline.c (early_inliner): Likewise.
21936 * ipa-devirt.c (types_same_for_odr): Likewise.
21937 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
21938 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
21940 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21942 * tree-ssa-math-opts.c: Fix typo in comment.
21944 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21947 * config/i386/i386.c (scalar_chain::make_vector_copies,
21948 scalar_chain::convert_reg): Call end_sequence in between
21949 get_insns and emit_conversion_insns rather than after both
21952 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
21955 * config/i386/i386.h (machine_function): Add
21956 pc_thunk_call_expanded flag.
21957 (ix86_pc_thunk_call_expanded): New define.
21958 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
21959 (*set_got): Rename insn pattern from set_got.
21960 (*set_got_labelled): Rename inst pattern from set_got_labelled.
21961 * config/i386/i386.c (ix86_compute_frame_layout): Use
21962 ix86_pc_thunk_call_expanded to prevent red-zone.
21964 2016-03-07 Martin Jambor <mjambor@suse.cz>
21966 * hsa.h (hsa_get_ctor_statements): Declare.
21967 (hsa_get_dtor_statements): Likewise.
21968 (hsa_get_kernel_dispatch_type): Likewise.
21969 * hsa.c (hsa_get_ctor_statements): New function.
21970 (hsa_get_dtor_statements): Likewise.
21971 (hsa_get_kernel_dispatch_type): Likewise.
21972 * hsa-brig.c (hsa_cdtor_statements): Removed.
21973 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
21974 hsa_get_dtor_statements.
21975 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
21976 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21978 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21980 * config/arm/arm-cores.def (cortex-r8): New.
21981 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21982 * config/arm/arm-tune.md: Likewise.
21983 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21985 2016-03-07 Martin Sebor <msebor@redhat.com>
21987 PR rtl-optimization/19705
21988 * doc/invoke.texi (Options That Control Optimization): Clarify
21989 -fno-branch-count-reg.
21991 2016-02-26 Richard Biener <rguenther@suse.de>
21992 Jeff Law <law@redhat.com>
21994 PR tree-optimization/69740
21995 * cfghooks.c (remove_edge): Request loop fixups if we delete
21996 an edge that might turn an irreducible loop into a natural
21998 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21999 Move after definition of loops_state_clear.
22001 2016-03-07 Bin Cheng <bin.cheng@arm.com>
22003 PR rtl-optimization/69052
22004 * rtlanal.c (commutative_operand_precedence): Set higher precedence
22007 2016-03-07 Tom de Vries <tom@codesourcery.com>
22009 PR tree-optimization/70116
22010 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
22011 is_tm_ending stmts and ubsan/asan internal functions.
22012 (find_duplicate): Use it. Don't test is_tm_ending here.
22014 2016-03-07 Richard Biener <rguenther@suse.de>
22016 PR tree-optimization/70115
22017 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
22018 (propagate_constants_for_unrolling): Use replace_uses_by.
22020 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
22022 PR middle-end/69916
22023 * omp-low.c (struct oacc_loop): Add ifns.
22024 (new_oacc_loop_raw): Initialize it.
22025 (finish_oacc_loop): Clear mask & flags if no ifns.
22026 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
22027 (oacc_loop_xform_loop): Add ifns arg & adjust.
22028 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
22030 2016-03-07 Richard Henderson <rth@redhat.com>
22033 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
22034 (insert_value_copy_on_edge): Likewise.
22036 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22038 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
22040 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22043 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
22045 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22047 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
22049 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
22051 Fix sseimul type attribute.
22052 * config/i386/znver1.md
22053 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
22054 znver1_sseimul_avx256_load) : Fix the type attribute.
22055 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
22056 pipe usage and latency.
22058 2016-03-05 Jakub Jelinek <jakub@redhat.com>
22061 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
22062 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
22065 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22068 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
22070 PR rtl-optimization/69941
22071 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
22072 the reg share its mode.
22074 2016-03-04 Jeff Law <law@redhat.com>
22076 PR tree-optimization/69196
22077 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22078 If the both SSA_NAMEs are anonymous, then consider them unassociated
22079 and include the PHI in the statement count.
22081 2016-03-05 Tom de Vries <tom@codesourcery.com>
22083 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
22084 construct in oacc routine. Check for oacc region in oacc routine.
22086 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22089 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
22090 2016-02-22 changes, instead don't recurse if RECUR is already true.
22091 Don't change *dynamic_check if RECUR. Adjust recursive caller
22092 to pass true to the new argument.
22093 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
22096 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22097 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
22099 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
22101 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
22103 PR rtl-optimization/57676
22104 * lra-assigns.c (lra_assign): Guard test for maximum iterations
22105 with flag_checking.
22107 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
22109 * tree-vect-patterns.c (search_type_for_mask): Handle
22110 comparison of booleans.
22112 2016-03-04 Jakub Jelinek <jakub@redhat.com>
22114 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
22118 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
22119 all other ops that have dw_val_class_die_ref operands,
22120 and DW_OP_GNU_entry_value.
22122 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22124 PR rtl-optimization/69904
22125 * config/arm/arm.c (arm_cannot_copy_insn_p):
22126 Return true for load-exclusive instructions.
22128 2016-03-03 Jakub Jelinek <jakub@redhat.com>
22131 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
22132 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
22133 the pattern no matter if it is used just by non-pattern, pattern
22135 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
22136 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22137 oprnd1 def_stmt is in pattern, don't look through it.
22139 2016-03-03 Marek Polacek <polacek@redhat.com>
22141 PR middle-end/70050
22142 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
22144 2016-03-03 Martin Liska <mliska@suse.cz>
22146 PR tree-optimization/70043
22147 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
22148 previous statement if we see a debug statement.
22150 2016-03-03 Richard Biener <rguenther@suse.de>
22152 PR tree-optimization/55936
22153 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
22154 parameter and guard unsafe equivalence use.
22155 (vrp_evaluate_conditional_warnv_with_ops): Always use
22156 safe equivalences but not via the quadratic compare_names
22159 2016-03-03 Michael Collison <michael.collison@linaro.org>
22162 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
22163 for operand 1 to s_register_operand. Change predicate for operand
22164 2 to arm_not_immediate_operand.
22166 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
22168 * doc/tm.texi: Regenerated.
22170 2016-03-02 Richard Henderson <rth@redhat.com>
22173 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
22174 simplification when all args are positive non-fixed registers.
22176 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22178 * target.def (lra_p): Specify that new ports should use LRA.
22180 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22183 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
22184 gimplify_type_sizes the type they refer to.
22185 (omp_notice_variable): Handle reference vars to VLAs.
22186 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
22187 reference to VLA decls in the second pass instead of first pass.
22189 2016-03-02 Tom de Vries <tom@codesourcery.com>
22191 PR tree-optimization/68659
22192 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
22193 new_expr == NULL_TREE.
22194 (get_new_name): Handle ADDR_EXPR.
22196 2016-03-02 Bin Cheng <bin.cheng@arm.com>
22198 PR rtl-optimization/69052
22199 * loop-invariant.c (canonicalize_address): New function.
22200 (inv_can_prop_to_addr_use): Check validity of address expression
22201 which is canonicalized by above function.
22203 2016-03-02 Alan Modra <amodra@gmail.com>
22206 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
22209 2016-03-02 Jakub Jelinek <jakub@redhat.com>
22212 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
22213 (*movhi_internal): Put mask moves from and to memory separately
22214 from moves from/to GPRs.
22216 2016-03-02 Richard Biener <rguenther@suse.de>
22218 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
22219 GENERIC expressions in GIMPLE.
22221 2016-03-02 Richard Biener <rguenther@suse.de>
22223 * config/i386/i386.c (type_natural_mode): Fix typo.
22225 2016-03-02 Nick Clifton <nickc@redhat.com>
22227 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
22229 2016-03-02 Richard Biener <rguenther@suse.de>
22230 Uros Bizjak <ubizjak@gmail.com>
22233 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
22235 2016-03-02 Richard Biener <rguenther@suse.de>
22237 PR middle-end/67278
22238 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
22240 2016-03-02 Marek Polacek <polacek@redhat.com>
22243 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
22244 "is promoted to" warning.
22246 2016-03-01 DJ Delorie <dj@redhat.com>
22248 * config.gcc: Deprecate mep-*.
22250 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
22252 PR middle-end/70025
22253 * lra-constraints.c (regno_val_use_in): New.
22254 (match_reload): Use it instead of regno_use_in.
22256 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22258 PR rtl-optimization/70007
22259 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
22260 references present in REG_EQUAL notes attached to non-SET patterns.
22262 2016-03-01 Jeff Law <law@redhat.com>
22264 PR tree-optimization/69196
22265 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22266 Appropriately clamp the number of statements to copy when the
22267 thread path does not traverse a loop backedge.
22269 PR tree-optimization/69196
22270 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22271 Do count some PHIs in the thread path against the insn count. Decrease
22272 final statement count by one as the control statement in the last
22273 block will get removed. Remove special cased code for handling PHIs
22276 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
22279 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
22280 asm dialect alternatives to explicit GOTPCREL calls.
22282 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
22285 * ira.c (do_reload): Issue warning for generic stack checking here...
22286 * reload1.c (reload): ...instead of here and streamline it.
22288 2016-03-01 Nick Clifton <nickc@redhat.com>
22290 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
22292 2016-03-01 Richard Biener <rguenther@suse.de>
22294 PR tree-optimization/69983
22295 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
22296 types and fall back to operand_equal_p.
22298 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22301 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22303 * config/s390/constraints.md ("jm8"): New constraint.
22304 * config/s390/predicates.md ("const_int_8bitset_operand"): New
22306 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
22308 ("*setmem_long<setmem_and>"): New pattern.
22309 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
22311 ("*setmem_long_31z<setmem_and>"): New pattern.
22312 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
22313 New substitution rules with the required attributes.
22316 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22319 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22321 * gensupport.c (process_substs_on_one_elem): Split loop to
22322 complete mark_operands_used_in_match_dup on all expressions in the
22324 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22325 and remove function.
22327 2016-03-01 Richard Biener <rguenther@suse.de>
22329 PR middle-end/70022
22330 * fold-const.c (fold_indirect_ref_1): Fix range checking for
22331 vector BIT_FIELD_REF extract.
22333 2016-03-01 Richard Biener <rguenther@suse.de>
22335 PR tree-optimization/69994
22336 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
22338 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
22340 PR tree-optimization/69956
22341 * tree-vect-stmts.c (supportable_widening_operation): Support
22342 multi-step conversion of boolean vectors.
22343 (supportable_narrowing_operation): Likewise.
22345 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22347 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
22350 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22352 * config/s390/subst.md (DSI_VI): New mode iterator.
22353 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
22354 * config/s390/vector.md ("vec_set<mode>"): Move expander before
22355 the insn definition.
22356 ("*vec_set<mode>"): Change predicate and add alternative to
22357 support only either register or const_int operands as element
22359 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
22361 ("vec_extract<mode>"): New expander.
22362 ("*vec_extract<mode>"): New insn definition supporting reg and
22363 const_int element selectors.
22364 ("*vec_extract<mode>_plus"): New insn definition supporting
22365 reg+const_int element selectors.
22366 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
22367 following expander+insn definition.
22368 ("<vec_shifts_name><mode>3"): New expander.
22369 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
22371 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22373 * config/s390/s390.md ("*tabort_1"): Change predicate to
22374 nonmemory_operand. Add a second alternative to cover
22375 register as well as const int operands.
22376 ("*tabort_1_plus"): New pattern definition.
22378 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22380 * config/s390/s390.md ("*ashrdi3_cc_31")
22381 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
22382 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
22383 Merge insn definitions into ...
22384 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22385 New pattern definition.
22386 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
22387 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
22388 ("*ashr<mode>3_and"): Merge insn definitions into ...
22389 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
22390 New pattern definition.
22391 * config/s390/subst.md ("addr_style_op_cc_subst")
22392 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
22393 substitutions patterns plus attributes.
22394 Add ashiftrt to SUBST iterator.
22396 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22398 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
22399 op2 to nonmemory_operand.
22400 ("*<shift>di3_31", "*<shift>di3_31_and"):
22401 Merge into single pattern definition ...
22402 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
22403 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
22404 pattern definition ...
22405 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
22406 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
22409 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22411 * config/s390/predicates.md (const_int_6bitset_operand): New
22413 * config/s390/s390.md: Include subst.md.
22414 ("rotl<mode>3"): New expander.
22415 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
22417 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
22418 * config/s390/subst.md: New file.
22420 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22422 * config/s390/s390.md ("op_type", "atype", "length" attributes):
22423 Remove RRR type. It doesn't really exist.
22424 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
22426 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
22427 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
22428 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
22429 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
22430 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
22431 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
22432 `enabled' attribute.
22434 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22436 * gensupport.c (process_substs_on_one_elem): Split loop to
22437 complete mark_operands_used_in_match_dup on all expressions in the
22439 (adjust_operands_numbers): Inline into process_substs_on_one_elem
22440 and remove function.
22442 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22445 * config/sparc/sparc.c (NWORDS_UP): Rename to...
22446 (CEIL_NWORDS): ...this. Use CEIL macro.
22447 (compute_fp_layout): Adjust to above renaming.
22448 (function_arg_union_value): Likewise.
22449 (sparc_arg_partial_bytes): Likewise.
22450 (sparc_function_arg_advance): Likewise.
22452 2016-02-29 Jeff Law <law@redhat.com>
22454 PR tree-optimization/70005
22455 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
22456 where an object with a boolean range is compared against a value
22459 PR tree-optimization/69999
22460 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
22461 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
22464 2016-02-29 Richard Biener <rguenther@suse.de>
22466 PR tree-optimization/69994
22467 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
22468 (get_unary_op): Look through nop conversions.
22469 (ops_equal_values_p): New function, look for equality diregarding
22471 (eliminate_plus_minus_pair): Use ops_equal_values_p
22472 (repropagate_negates): Do not use get_unary_op here.
22474 2016-02-29 Martin Liska <mliska@suse.cz>
22476 * system.h: Poison ENABLE_CHECKING macro.
22478 2016-02-29 Martin Liska <mliska@suse.cz>
22480 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
22481 is presented in dump flags.
22482 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22483 (hsa_regalloc): Likewise.
22485 2016-02-19 Richard Biener <rguenther@suse.de>
22487 PR tree-optimization/69980
22488 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
22489 permutation of those we need to keep.
22491 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
22494 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
22495 (NWORDS_UP): ...this
22496 (init_cumulative_args): Minor tweaks.
22497 (sparc_promote_function_mode): Likewise.
22498 (scan_record_type): Delete.
22499 (traverse_record_type): New function template.
22500 (classify_data_t): New structure type.
22501 (classify_registers): New inline function.
22502 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
22503 exhausted. Instantiate traverse_record_type on classify_registers and
22504 deal with the case of a structure passed in slot #15 with no FP field
22506 (assign_data_t): New structure type.
22507 (compute_int_layout): New static function.
22508 (compute_fp_layout): Likewise.
22509 (count_registers): New inline function.
22510 (assign_int_registers): New static function.
22511 (assign_fp_registers): Likewise.
22512 (assign_registers): New inline function.
22513 (function_arg_record_value_1): Delete.
22514 (function_arg_record_value_2): Likewise.
22515 (function_arg_record_value_3): Likewise.
22516 (function_arg_record_value): Adjust to above changes. Instantiate
22517 traverse_record_type on count_registers to first count the number of
22518 registers to be used and then on assign_registers to assign them.
22519 (function_arg_union_value): Adjust to above renaming.
22520 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
22521 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
22522 case of a structure passed in slot #15
22523 (sparc_function_arg_advance): Likewise.
22524 (function_arg_padding): Minor tweak.
22526 2016-02-29 Richard Biener <rguenther@suse.de>
22528 PR tree-optimization/69720
22529 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
22530 the adjustment_def path for possibly vectorized defs.
22531 (vect_create_epilog_for_reduction): Handle vectorized initial
22534 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
22536 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
22538 2016-02-27 Jeff Law <law@redhat.com>
22541 2016-02-26 Richard Biener <rguenther@suse.de>
22542 Jeff Law <law@redhat.com>
22544 PR tree-optimization/69740
22545 * cfghooks.c (remove_edge): Request loop fixups if we delete
22546 an edge that might turn an irreducible loop into a natural
22549 2016-02-27 Jakub Jelinek <jakub@redhat.com>
22551 PR rtl-optimization/69896
22552 * tree-vect-generic.c (get_compute_type): Avoid single element
22555 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
22557 Rename the AArch64 tuning option and related functions to enable the
22558 Newton series for the reciprocal square root to reflect its
22559 approximative characteristic.
22561 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
22562 function to "aarch64_emit_approx_rsqrt".
22563 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
22564 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
22565 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
22566 (xgene1_tunings): Likewise.
22567 (use_rsqrt_p): Likewise.
22568 (aarch64_emit_swrsqrt): Use new function name.
22569 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
22570 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
22571 text explaining this option.
22572 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
22574 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22577 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
22578 complain about -mallow-movmisalign without -mvsx if
22579 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
22581 2016-02-26 Joel Sherrill <joel@rtems.org>
22583 * config.gcc: Add x86_64-*-rtems*.
22584 * config/i386/rtems-64.h: New file.
22586 2016-02-26 Joel Sherrill <joel@rtems.org>
22588 * config.gcc: Add aarch64-*-rtems*.
22589 * config/aarch64/rtems.h: New file.
22591 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
22594 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
22595 shift amount using %h. Add comment.
22597 2016-02-26 Richard Biener <rguenther@suse.de>
22598 Jeff Law <law@redhat.com>
22600 PR tree-optimization/69740
22601 * cfghooks.c (remove_edge): Request loop fixups if we delete
22602 an edge that might turn an irreducible loop into a natural
22605 2016-02-26 Martin Jambor <mjambor@suse.cz>
22607 PR middle-end/69920
22608 * tree-sra.c (sra_modify_assign): Do not remove loads of
22609 uninitialized aggregates to SSA_NAMEs.
22611 2016-02-26 Richard Henderson <rth@redhat.com>
22614 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
22615 pseudo in case the target rtx matches the source of the left
22618 2016-02-26 Martin Jambor <mjambor@suse.cz>
22621 * hsa.h (hsa_type_packed_p): Declare.
22622 * hsa.c (hsa_type_packed_p): New function.
22623 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
22625 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
22626 * hsa-brig.c (emit_basic_insn): Likewise.
22628 2016-02-26 Martin Jambor <mjambor@suse.cz>
22631 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
22633 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
22635 2016-02-26 Martin Jambor <mjambor@suse.cz>
22637 * hsa.h (is_a_helper): New overload for hsa_op_immed for
22638 hsa_op_with_type operands.
22639 (hsa_unsigned_type_for_type): Declare.
22640 * hsa.c (hsa_unsigned_type_for_type): New function.
22641 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
22642 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
22643 the finalizer. Do not emit extra move.
22645 2016-02-26 Martin Jambor <mjambor@suse.cz>
22647 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
22648 atomic operations in private segment.
22650 2016-02-26 Martin Jambor <mjambor@suse.cz>
22652 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
22653 statements to wi->info. Also disallow omp simd constructs.
22654 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
22655 for not gridifying. Dump special string for omp_for.
22657 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22660 * config/aarch64/aarch64.c (aarch64_set_current_function):
22661 Save/restore target globals when switching to
22662 target_option_default_node.
22664 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22667 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
22668 Return 0 if !SHIFT_COUNT_TRUNCATED.
22670 2016-02-26 Jakub Jelinek <jakub@redhat.com>
22671 Eric Botcazou <ebotcazou@adacore.com>
22673 PR rtl-optimization/69891
22674 * dse.c (scan_insn): If we can't figure out memset arguments
22675 or they are non-constant, call clear_rhs_from_active_local_stores.
22677 2016-02-26 Martin Liska <mliska@suse.cz>
22679 * doc/extend.texi: Mention clog10, clog10f an clog10l
22680 in Builtins section.
22682 2016-02-26 Martin Liska <mliska@suse.cz>
22684 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
22686 (resolve_args_picking_1): Likewise.
22687 * dwarf2out.h (struct GTY): Likewise.
22689 2016-02-26 Martin Liska <mliska@suse.cz>
22691 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
22692 with flag_checking.
22693 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
22695 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
22696 Martin Liska <mliska@suse.cz>
22698 * doc/install.texi: Mention --enable-valgrind-annotations.
22700 2016-02-26 Richard Biener <rguenther@suse.de>
22702 PR tree-optimization/69551
22703 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
22704 looking through aliases adjust DECL_PT_UID to refer to the
22705 ultimate alias target.
22707 2016-02-25 Martin Liska <mliska@suse.cz>
22709 PR middle-end/69919
22710 * alloc-pool.c (after_memory_report): New variable.
22711 * alloc-pool.h (base_pool_allocator ::release): Do not use
22712 the infrastructure if after_memory_report.
22713 * toplev.c (toplev::main): Mark after memory report.
22715 2016-02-25 Richard Biener <rguenther@suse.de>
22717 PR tree-optimization/48795
22718 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
22720 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
22723 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
22724 offloading is enabled and -fopenacc or -fopenmp is specified.
22725 (CRTOFFLOADEND): Likewise.
22726 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
22727 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
22728 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
22729 (offload_objects_file_name): New static var.
22730 (tool_cleanup): Remove offload_objects_file_name file.
22731 (find_offloadbeginend): Replace with ...
22732 (find_crtoffloadtable): ... this.
22733 (run_gcc): Remove offload_argc and offload_argv.
22734 Get offload_objects_file_name from -foffload-objects=... option.
22735 Read names of object files with offload from this file, pass them to
22736 compile_images_for_offload_targets. Don't call find_offloadbeginend and
22737 don't pass offloadbegin and offloadend to the linker. Don't pass
22738 offload non-LTO files to the linker, because now they're not claimed.
22740 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
22743 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
22744 on builtin_unreachable.
22746 2016-02-25 Jakub Jelinek <jakub@redhat.com>
22748 PR rtl-optimization/69896
22749 * regcprop.c: Include cfgrtl.h.
22750 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
22751 than remembered mode, either delete it (if noop_move_p), or
22752 treat like copy_p but not noop_p instruction.
22754 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22757 * dwarf2out.c (gen_variable_die): Work around buggy LTO
22758 - allow NULL decl for Fortran DW_TAG_common_block variables.
22760 2016-02-24 Jason Merrill <jason@redhat.com>
22762 * common.opt (flifetime-dse): Add -flifetime-dse=1.
22764 2016-02-24 Richard Biener <rguenther@suse.de>
22765 Jakub Jelinek <jakub@redhat.com>
22767 PR middle-end/69760
22768 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
22769 conditionally executed ops to well-defined overflow behavior.
22771 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22773 PR middle-end/69915
22774 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
22777 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22779 PR rtl-optimization/69886
22780 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
22781 argument. Use it when checking validity of set instructions.
22782 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
22783 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
22785 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
22786 * store-motion.c (find_moveable_store): Update
22787 can_assign_to_reg_without_clobbers_p callsite.
22789 2016-02-24 Richard Biener <rguenther@suse.de>
22791 PR middle-end/68963
22792 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
22794 (record_nonwrapping_iv): Do not fall back to the low/high bound
22795 for non-constant IV bases if the stmt is not always executed.
22797 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22799 * config/arm/arm-cores.def (cortex-a32): New entry.
22800 * config/arm/arm-tables.opt: Regenerate.
22801 * config/arm/arm-tune.md: Regenerate.
22802 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
22803 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
22804 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
22805 for -mcpu and -mtune.
22807 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22810 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
22811 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
22812 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
22813 (atomic_loaddi_1): Delete.
22814 (atomic_loaddi): Rewrite expander using the above changes.
22816 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22819 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
22822 2016-02-24 Jakub Jelinek <jakub@redhat.com>
22823 Richard Biener <rguenth@suse.de>
22825 PR middle-end/69909
22826 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
22827 set_mem_attributes if tem is SSA_NAME which got expanded
22830 2016-02-24 Richard Biener <rguenther@suse.de>
22832 PR tree-optimization/69907
22833 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
22834 end of permutations for BB vectorization.
22836 2016-02-24 Christian Bruel <christian.bruel@st.com>
22838 * config/arm/arm-c.c (arm_option_override): Initialize
22839 target_option_current_node.
22840 * config/arm/arm.c (arm_pragma_target_parse): Replace
22841 build_target_option_node call by target_option_current_node.
22842 Set target_option_current_node.
22845 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
22848 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
22849 define_insn_and_split to define_insn.
22850 (zero_extendqi<mode>2_dot2): Same.
22851 (extendqi<mode>2_dot): Same.
22852 (extendqi<mode>2_dot2): Same.
22854 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22856 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
22857 and add bypass for AES{D,E} and AESMC pairs.
22858 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
22861 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
22863 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
22864 series for reciprocal square root in Exynos M1.
22866 2016-02-23 Martin Sebor <msebor@redhat.com>
22869 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
22870 __builtin_alloca_with_align.
22872 2016-02-23 Richard Henderson <rth@redhat.com>
22874 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
22875 (ix86_register_pragmas): Remove __seg_tls.
22876 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
22877 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
22878 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
22879 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
22880 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
22881 * doc/extend.texi (__seg_tls): Remove item.
22883 2016-02-23 Richard Biener <rguenther@suse.de>
22885 * alloc-pool.h (struct allocation_object): Make id member
22886 conditional on CHECKING_P again.
22887 (get_instance): Adjust.
22888 (base_pool_allocator): Likewise.
22890 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
22892 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
22893 (parallelize_loops): In OpenACC kernels mode, set n_threads to
22895 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
22897 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
22899 2016-02-23 Richard Biener <rguenther@suse.de>
22901 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
22902 * bitmap.h (struct bitmap_usage): Likewise.
22903 (bitmap_move): Declare.
22904 * bitmap.c (register_overhead): Take size_t argument.
22905 (bitmap_move): New function.
22906 * df-problems.c (df_rd_transfer_function): Use bitmap_move
22907 to properly account overhead.
22908 * tree.c (free_node): Use tree_size.
22910 2016-02-23 Jakub Jelinek <jakub@redhat.com>
22913 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
22914 when inverting comparison.
22917 * common.opt (Wunreachable-code): Add Warning flag.
22919 2016-02-23 Mark Wielaard <mjw@redhat.com>
22920 Jakub Jelinek <jakub@redhat.com>
22923 * cgraphunit.c (check_global_declaration): Check main_input_filename
22924 and DECL_SOURCE_FILE are not NULL.
22926 2016-02-23 Martin Jambor <mjambor@suse.cz>
22928 PR tree-optimization/69666
22929 * tree-sra.c (sra_modify_assign): Do not attempt to create
22930 default_def replacements for unscalarizable regions.
22932 2016-02-20 Mark Wielaard <mjw@redhat.com>
22935 * cgraphunit.c (check_global_declaration): Check level of
22936 warn_unused_const_variable and main_input_filename.
22937 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
22938 (-Wunused-variable): For C implies -Wunused-const-variable=1.
22939 (-Wunused-const-variable): Explain levels 1 and 2.
22941 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22944 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
22945 identical arguments. Formatting and spelling fixes.
22948 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
22953 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
22954 and m68k-devices.def.
22955 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
22956 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
22958 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
22960 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
22961 and HImode registers.
22963 2016-02-22 Richard Biener <rguenther@suse.de>
22965 PR tree-optimization/69882
22966 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
22967 preserve permutations present because of gaps.
22968 (vect_supported_load_permutation_p): Always continue checking
22969 permutations after vect_attempt_slp_rearrange_stmts.
22971 2016-02-22 Bin Cheng <bin.cheng@arm.com>
22973 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
22974 min_profitable_estimate, rather than min_profitable_iters.
22976 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22979 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22980 SImode for last match_operand.
22982 2016-02-22 Martin Liska <mliska@suse.cz>
22984 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22985 return bitsize - 1 as the return value.
22987 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22991 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22992 Handle negative shift counts.
22993 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22994 force_reg on the shift constant.
22995 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22996 (lshrsi3_d): Handle negative shift counts.
22998 2016-02-22 Richard Biener <rguenther@suse.de>
22999 Tom de Vries <tom@codesourcery.com>
23001 * graph.c: Include dumpfile.h.
23002 (print_graph_cfg): Split into three overloads.
23003 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
23005 2016-02-22 Tom de Vries <tom@codesourcery.com>
23007 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
23010 2016-02-22 Richard Biener <rguenther@suse.de>
23013 * ipa-inline-transform.c (inline_call): When not updating
23014 overall summaries adjust self size by the growth estimate.
23015 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
23016 hash-set, do not update overall summaries here. Renamed from ...
23017 (inline_to_all_callers): ... this which is now wrapping the
23018 above and performing delayed overall summary update.
23019 (early_inline_small_functions): Delay updating of the overall
23022 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
23024 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
23027 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23030 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
23031 :%* in %:gt() argument.
23032 (greater_than_spec_func): Adjust for expecting only numbers,
23033 if there are more than two numbers, compare the last two.
23035 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
23037 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
23038 -Wnarrowing with -std.
23040 2016-02-19 Jakub Jelinek <jakub@redhat.com>
23043 * expr.c (store_field): Don't use bit-field path if exp is
23044 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
23045 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
23046 and the assignment can be performed by bitwise copy. Formatting
23049 PR middle-end/69838
23050 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
23051 call copy_reg_eh_region_note_forward on before and/or after sequences
23052 and remove note from insn if it no longer can throw.
23055 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
23056 if TARGET_AVX512BW.
23058 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23060 * config/s390/vector.md: Add missing commutative operand markers
23061 to the patterns which qualify for one.
23062 * config/s390/vx-builtins.md: Likewise.
23064 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23066 * config/s390/vector.md (VI, VI_QHS): Add single element vector
23067 types to mode iterators.
23068 (vec_double): ... and mode attribute.
23069 * config/s390/vx-builtins.md (non_vec_int): Likewise.
23071 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23073 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
23074 Change the predicate of op2 from nonimmediate to general and let
23075 reload fix it if necessary.
23077 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23079 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
23081 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23083 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
23086 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23088 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
23089 * config/s390/s390.c (s390_expand_vec_movstr): New function.
23090 * config/s390/s390.md ("movstr<P:mode>"): Call
23091 s390_expand_vec_movstr.
23093 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23095 * config/s390/s390.md: Add missing output modifier for operand 1
23096 to print it as address properly.
23098 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23100 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
23101 * config/s390/2964.md: New file.
23102 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
23103 of insn grouping attributes depending on the CPU level.
23104 (s390_get_unit_mask): New function.
23105 (s390_sched_score): Remove the OOO from the scheduling macros.
23106 Add loop to calculate a score for the instruction mix.
23107 (s390_sched_reorder): Likewise plus improve debug output.
23108 (s390_sched_variable_issue): Rename macros as above. Calculate
23109 the unit distances after actually scheduling an insn. Improve
23111 (s390_sched_init): Clear last_scheduled_unit_distance array.
23112 * config/s390/s390.md: Include 2964.md.
23114 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23117 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
23118 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
23119 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
23120 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
23121 *avx512f_<code>v8div16qi2_mask_1): New insns.
23123 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23126 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
23129 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
23130 earlyclobber from target. Use wF constraint for fused memory
23132 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
23134 2016-02-18 Jakub Jelinek <jakub@redhat.com>
23135 Martin Liska <mliska@suse.cz>
23138 * cfgexpand.c (asan_sanitize_stack_p): New function.
23139 (partition_stack_vars): Use the function.
23140 (expand_stack_vars): Likewise.
23141 (defer_stack_allocation): Likewise.
23142 (expand_used_vars): Likewise.
23144 2016-02-18 Richard Biener <rguenther@suse.de>
23146 PR middle-end/69553
23147 * fold-const.c (operand_equal_p): Properly compare offsets for
23148 IMAGPART_EXPR and ARRAY_REF.
23150 2016-02-18 Nick Clifton <nickc@redhat.com>
23154 * config/arm/arm.c (arm_option_override_internal): Disable
23155 interworking if the target does not support thumb instructions.
23156 (arm_reload_in_hi): Handle the case where a register to register
23157 move needs reloading because there is no simple pattern to handle
23159 (arm_reload_out_hi): Likewise.
23161 2016-02-18 Richard Biener <rguenther@suse.de>
23163 PR middle-end/69854
23164 * match.pd: Don't use fold_binary or fold_unary for folding
23167 2016-02-17 Jakub Jelinek <jakub@redhat.com>
23170 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
23171 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
23172 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
23173 warn on gimple_no_warning_p statements.
23175 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
23177 * doc/extend.texi (C++ Attributes): Correct description of
23178 warn_unused type attribute.
23180 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23182 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
23183 correct instruction.
23185 2016-02-17 Richard Biener <rguenther@suse.de>
23187 PR rtl-optimization/69609
23188 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
23189 (find_traces_1_round): When ending a trace update cached priority
23191 (bb_to_key): Use cached priority when available.
23192 (copy_bb): Initialize cached priority.
23193 (reorder_basic_blocks_software_trace_cache): Likewise.
23195 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23198 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
23200 (aarch64_comparison_operator): Break overly long line into two.
23201 (aarch64_comparison_operation): Likewise.
23202 * config/aarch64/aarch64.md (cstorecc4): Use
23203 aarch64_comparison_operator_mode instead of
23204 aarch64_comparison_operator.
23205 (cstore<mode>4): Likewise.
23206 (aarch64_cstore<mode>): Likewise.
23207 (*cstoresi_insn_uxtw): Likewise.
23208 (cstore<mode>_neg): Likewise.
23209 (*cstoresi_neg_uxtw): Likewise.
23211 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23214 * config/arm/predicates.md (arm_comparison_operator_mode):
23216 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
23217 instead of arm_comparison_operator.
23218 (*mov_negscc): Likewise.
23219 (*mov_notscc): Likewise.
23220 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
23221 (*thumb2_mov_negscc): Likewise.
23222 (*thumb2_mov_negscc_strict_it): Likewise.
23223 (*thumb2_mov_notscc): Likewise.
23224 (*thumb2_mov_notscc_strict_it): Likewise.
23226 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
23228 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
23229 Add missing return.
23231 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
23233 * config/visium/visium.c (machine_libfunc_index): New enum.
23234 (machine_libfuncs): New structure.
23235 (visium_libfuncs): New static variable.
23236 (TARGET_INIT_LIBFUNCS): Define to...
23237 (visium_init_libfuncs): ...this. New function.
23238 (expand_block_move_4): Use the appropriate libfunc.
23239 (expand_block_move_2): Likewise.
23240 (expand_block_move_1): Likewise.
23241 (expand_block_set_4): Likewise.
23242 (expand_block_set_2): Likewise.
23243 (expand_block_set_1): Likewise.
23244 (visium_trampoline_init): Likewise.
23246 2016-02-17 Nick Clifton <nickc@redhat.com>
23248 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
23249 TI's devices.csv file as of March 2016.
23251 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
23254 * opts-global.c (handle_common_deferred_options): Introduce and
23255 initialize two global variables to remember command-line options
23256 specifying a stack-limiting register.
23257 * opts.h: Add extern declarations of the two new global variables.
23258 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
23259 variable based on the values of the two new global variables.
23261 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23264 * common.opt (Wnonnull-compare): New warning.
23265 * doc/invoke.texi (-Wnonnull): Remove text about comparison
23266 of arguments against NULL.
23267 (-Wnonnull-compare): Document.
23268 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
23269 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
23270 * passes.def (pass_warn_nonnull_compare): Add.
23271 * gimple-ssa-nonnull-compare.c: New file.
23273 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23275 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
23276 AARCH64_EXTRA_TUNE_RECIP_SQRT.
23278 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23280 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
23281 reciprocal sqrt for -mlow-precision-recip-sqrt.
23283 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23284 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23286 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
23287 always use lane loads to construct non-constant vectors.
23289 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
23291 * config/aarch64/aarch64.md
23292 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
23293 constraints for operand 3.
23294 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
23296 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23297 Richard Biener <rguenther@suse.de>
23299 PR tree-optimization/69820
23300 * tree-vect-patterns.c (type_conversion_p): Return false if
23301 *orig_type is unsigned single precision or boolean.
23302 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
23305 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23307 PR rtl-optimization/69764
23308 PR rtl-optimization/69771
23309 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
23310 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
23312 2016-02-16 Richard Biener <rguenther@suse.de>
23314 PR tree-optimization/69776
23315 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
23317 (indirect_refs_may_alias_p): Likewise.
23318 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
23319 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
23320 according to tbaa_p.
23321 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
23322 (optimize_stmt): For redundant store discovery do not allow tbaa.
23324 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
23326 PR tree-optimization/69714
23327 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
23328 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
23330 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
23332 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
23333 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
23334 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
23335 * config/arc/arc.c (arc_init): Check FPU options.
23336 (get_arc_condition_code): Handle new CC_FPU* modes.
23337 (arc_select_cc_mode): Likewise.
23338 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
23339 register pair only. Allow access for ARCv2 accumulator.
23340 (gen_compare_reg): Whenever we have FPU support use FPU compare
23342 (arc_reorg): Don't generate brcc insns when FPU compare
23343 instructions are involved.
23344 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
23345 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
23346 floating point emulation.
23347 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
23348 (REVERSE_CONDITION): Add new CC_FPU* modes.
23349 (TARGET_FP_SP_BASE): Define.
23350 (TARGET_FP_DP_BASE): Likewise.
23351 (TARGET_FP_SP_FUSED): Likewise.
23352 (TARGET_FP_DP_FUSED): Likewise.
23353 (TARGET_FP_SP_CONV): Likewise.
23354 (TARGET_FP_DP_CONV): Likewise.
23355 (TARGET_FP_SP_SQRT): Likewise.
23356 (TARGET_FP_DP_SQRT): Likewise.
23357 (TARGET_FP_DP_AX): Likewise.
23358 * config/arc/arc.md (ARCV2_ACC): New constant.
23359 (type): New fpu type attribute.
23360 (SDF): Conditional iterator.
23361 (cstore<mode>, cbranch<mode>): Change expand condition.
23362 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
23363 handles FPU/FPX cases as well.
23364 * config/arc/arc.opt (mfpu): New option.
23365 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
23367 (adddf3, muldf3, subdf3): Removed.
23368 * config/arc/predicates.md (proper_comparison_operator): Recognize
23370 * config/arc/fpu.md: New file.
23371 * doc/invoke.texi (ARC Options): Document mfpu option.
23373 2016-02-16 Richard Biener <rguenther@suse.de>
23375 PR rtl-optimization/69291
23376 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
23377 noce_operand_ok check.
23379 2016-02-16 Tom de Vries <tom@codesourcery.com>
23382 * omp-low.c (simd_clone_create): Remove call to
23383 symtab->call_cgraph_insertion_hooks.
23385 2016-02-16 Jakub Jelinek <jakub@redhat.com>
23387 PR tree-optimization/69802
23388 * tree-ssa-reassoc.c (update_range_test): If op is
23389 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
23390 op == 1 test of precision 1 integral op, otherwise handle
23391 that case as op itself. Fix up formatting.
23392 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
23395 2016-02-16 Richard Biener <rguenther@suse.de>
23397 PR tree-optimization/69586
23398 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
23399 types for conversion sources.
23401 2016-02-16 Richard Biener <rguenther@suse.de>
23403 PR middle-end/69801
23404 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
23405 mask OEP_ADDRESS_OF.
23407 2016-02-16 Alan Modra <amodra@gmail.com>
23410 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
23411 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
23412 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
23414 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
23415 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
23416 (p8_fmrgow_<mode>): Likewise.
23417 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
23419 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
23420 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
23421 to use movdi_internal64. Remove op0_di.
23422 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
23424 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
23426 Add support for the FCCMP insn types
23428 * config/aarch64/aarch64.md (fccmp): Change insn type.
23429 (fccmpe): Likewise.
23430 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
23431 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
23432 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
23433 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
23434 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
23435 * config/arm/types.md (fccmps): Add new insn type.
23436 (fccmpd): Likewise.
23438 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
23440 * alias.c (get_alias_set): Fix a typo in comment.
23442 2016-02-15 Richard Biener <rguenther@suse.de>
23444 PR tree-optimization/69595
23445 * match.pd: Complete range test simplification to true.
23447 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
23449 PR rtl-optimization/69648
23450 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
23451 pic_offset_table_rtx.
23453 PR rtl-optimization/69752
23454 * ira.c (update_equiv_regs): When looking for more than a single SET,
23455 also take other side effects into account.
23457 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23459 * config/s390/s390.c (s390_function_profiler): Add a new sequence
23460 for z900+ CPUs in 31-bit mode.
23462 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
23464 * common/config/s390/s390-common.c (s390_supports_split_stack):
23466 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
23467 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
23468 * config/s390/s390.c (struct machine_function): New field
23469 split_stack_varargs_pointer.
23470 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
23471 in s390_emit_prologue.
23472 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
23474 (morestack_ref): New global.
23475 (SPLIT_STACK_AVAILABLE): New macro.
23476 (s390_expand_split_stack_prologue): New function.
23477 (s390_live_on_entry): New function.
23478 (s390_va_start): Use split-stack vararg pointer if appropriate.
23479 (s390_asm_file_end): Emit the split-stack note sections.
23480 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
23481 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
23482 (UNSPECV_SPLIT_STACK_CALL): New unspec.
23483 (UNSPECV_SPLIT_STACK_DATA): New unspec.
23484 (split_stack_prologue): New expand.
23485 (split_stack_space_check): New expand.
23486 (split_stack_data): New insn.
23487 (split_stack_call): New expand.
23488 (split_stack_call_*): New insn.
23489 (split_stack_cond_call): New expand.
23490 (split_stack_cond_call_*): New insn.
23492 2016-02-15 Richard Biener <rguenther@suse.de>
23494 PR tree-optimization/69783
23495 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23496 Add trivially correct cases.
23498 2016-02-15 Tom de Vries <tom@codesourcery.com>
23501 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
23503 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
23505 2016-02-15 Richard Biener <rguenther@suse.de>
23507 PR tree-optimization/69776
23508 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
23509 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
23510 indicate whether we can use TBAA to disambiguate against stores.
23511 Use alias-set zero if not.
23512 (visit_reference_op_store): Do not use TBAA when looking up
23514 * tree-ssa-pre.c (compute_avail): Use TBAA here.
23515 (eliminate_dom_walker::before_dom_children): But not when looking
23516 up redundant stores.
23518 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
23520 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
23522 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23524 * config/i386/znver1.md
23525 (znver1_pop, znver1_pop_mem,
23526 znver1_load_imov_double_store,
23527 znver1_load_imov_direct_store,
23528 znver1_load_imov_direct_load,
23529 znver1_load_imov_double_load): Add new.
23530 (znver1_insn, znver1_insn_load): Add icmov type.
23531 (znver1_sseavx_fma,
23532 znver1_sseavx_fma_load,
23534 znver1_avx256_fma_load): Fix pipe usage.
23536 2016-02-14 Alan Modra <amodra@gmail.com>
23539 * reload.c (find_reloads_address_1): For pre/post-inc/dec
23540 with an invalid hard reg, reload just the reg not the entire
23541 pre/post-inc/dec address expression.
23543 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23546 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
23547 fixed R1_REG scratch reg.
23548 (sibcall_value_pcrel_fdpic): Likewise.
23550 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
23554 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
23556 2016-02-12 Walter Lee <walt@tilera.com>
23558 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
23559 * config/tilegx/t-tilegx: Likewise.
23561 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23564 * diagnostic-show-locus.c (struct line_span): New struct.
23565 (layout::get_first_line): Delete.
23566 (layout::get_last_line): Delete.
23567 (layout::get_num_line_spans): New member function.
23568 (layout::get_line_span): Likewise.
23569 (layout::print_heading_for_line_span_index_p): Likewise.
23570 (layout::get_expanded_location): Likewise.
23571 (layout::calculate_line_spans): Likewise.
23572 (layout::m_first_line): Delete.
23573 (layout::m_last_line): Delete.
23574 (layout::m_line_spans): New field.
23575 (layout::layout): Update comment. Replace m_first_line and
23576 m_last_line with m_line_spans, replacing their initialization
23577 with a call to calculate_line_spans.
23578 (diagnostic_show_locus): When printing source lines and
23579 annotations, rather than looping over a single span
23580 of lines, instead loop over each line_span within
23581 the layout, with an inner loop over the lines within them.
23582 Call the context's start_span callback when changing line spans.
23583 * diagnostic.c (diagnostic_initialize): Initialize start_span.
23584 (diagnostic_build_prefix): Break out the building of the location
23585 part of the string into...
23586 (diagnostic_get_location_text): ...this new function, rewriting
23587 it from nested ternary expressions to a sequence of "if"
23589 (default_diagnostic_start_span_fn): New function.
23590 * diagnostic.h (diagnostic_start_span_fn): New typedef.
23591 (diagnostic_context::start_span): New field.
23592 (default_diagnostic_start_span_fn): New prototype.
23594 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23597 * gcc.c (driver::finalize): Fix cleanup of "specs".
23599 2016-02-12 David Malcolm <dmalcolm@redhat.com>
23603 * gcc.c (driver::driver): Initialize m_option_suggestions.
23604 (driver::~driver): Clean up m_option_suggestions.
23605 (suggest_option): Convert to...
23606 (driver::suggest_option): ...this, and split out into
23607 driver::build_option_suggestions and find_closest_string.
23608 (driver::build_option_suggestions): New function, from
23609 first half of suggest_option. Special-case
23610 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
23611 the sanitizer_opts array. For options of enum types, add the
23612 various enum values to the candidate strings.
23613 (driver::handle_unrecognized_options): Remove "const".
23614 * gcc.h (driver::handle_unrecognized_options): Likewise.
23615 (driver::build_option_suggestions): New decl.
23616 (driver::suggest_option): New decl.
23617 (driver::m_option_suggestions): New field.
23618 * opts-common.c (add_misspelling_candidates): New function.
23619 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
23620 and make non-static.
23621 * opts.h (sanitizer_opts): New array decl.
23622 (add_misspelling_candidates): New function decl.
23623 * spellcheck.c (find_closest_string): New function.
23624 * spellcheck.h (find_closest_string): New function decl.
23626 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23628 PR rtl-optimization/69764
23629 PR rtl-optimization/69771
23630 * optabs.c (expand_binop_directly): For shift_optab_p, force
23631 convert_modes with VOIDmode if xop1 has VOIDmode.
23633 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
23636 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
23637 to correctly determine instrumentation thunks.
23639 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23642 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
23643 type by reference, force lhs on the call.
23646 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
23647 Compute retval and retbnd early in all cases if split_part_return_p
23648 and return_bb is not EXIT. Remove all clobber stmts and reset
23649 all debug stmts that refer to SSA_NAMEs defined in split part,
23650 except if it is retval, in that case replace the old retval with the
23651 lhs of the call to the split part.
23653 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23656 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23658 PR middle-end/66726
23659 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23660 whose result is used in PHI.
23661 (maybe_optimize_range_tests): Likewise.
23662 (final_range_test_p): Likweise.
23664 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
23666 PR middle-end/66726
23667 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
23668 whose result is used in PHI.
23669 (maybe_optimize_range_tests): Likewise.
23670 (final_range_test_p): Likweise.
23672 2016-02-12 Jakub Jelinek <jakub@redhat.com>
23674 * cgraph.c: Spelling fixes - behaviour -> behavior and
23675 neighbour -> neighbor.
23676 * target.def: Likewise.
23677 * sel-sched.c: Likewise.
23678 * config/mips/mips.c: Likewise.
23679 * config/arc/arc.md: Likewise.
23680 * config/arm/cortex-a57.md: Likewise.
23681 * config/arm/arm.c: Likewise.
23682 * config/arm/neon.md: Likewise.
23683 * config/arm/arm-c.c: Likewise.
23684 * config/vms/vms-c.c: Likewise.
23685 * config/s390/s390.c: Likewise.
23686 * config/i386/znver1.md: Likewise.
23687 * config/i386/i386.c: Likewise.
23688 * config/ia64/hpux-unix2003.h: Likewise.
23689 * config/msp430/msp430.md: Likewise.
23690 * config/rx/rx.c: Likewise.
23691 * config/rx/rx.md: Likewise.
23692 * config/aarch64/aarch64-simd.md: Likewise.
23693 * config/aarch64/aarch64.c: Likewise.
23694 * config/nvptx/nvptx.c: Likewise.
23695 * config/bfin/bfin.c: Likewise.
23696 * config/cris/cris.opt: Likewise.
23697 * config/rs6000/rs6000.c: Likewise.
23698 * target.h: Likewise.
23699 * spellcheck.c: Likewise.
23700 * ira-build.c: Likewise.
23701 * tree-inline.c: Likewise.
23702 * builtins.c: Likewise.
23703 * lra-constraints.c: Likewise.
23704 * explow.c: Likewise.
23705 * hwint.h: Likewise.
23706 * targhooks.c: Likewise.
23707 * tree-vect-data-refs.c: Likewise.
23708 * expr.c: Likewise.
23709 * doc/tm.texi: Likewise.
23710 * doc/extend.texi: Likewise.
23711 * doc/install.texi: Likewise.
23712 * doc/md.texi: Likewise.
23713 * tree-ssa-tail-merge.c: Likewise.
23714 * sched-int.h: Likewise.
23715 * match.pd: Likewise.
23716 * sched-ebb.c: Likewise.
23717 * target.def (omit_struct_return_reg): Likewise.
23718 * gimple-ssa-isolate-paths.c: Likewise.
23719 (find_implicit_erroneous_behaviour): Renamed to...
23720 (find_implicit_erroneous_behavior): ... this.
23721 (find_explicit_erroneous_behaviour): Renamed to...
23722 (find_explicit_erroneous_behavior): ... this.
23723 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
23725 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
23727 PR rtl-optimization/64682
23728 PR rtl-optimization/69567
23729 PR rtl-optimization/69737
23730 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
23731 in I2 as well, just lose it.
23733 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23735 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
23737 (aarch64_last_printed_tune_string): Likewise.
23738 (aarch64_declare_function_name): Only output .arch assembler
23739 directive if it will be different from the previously output
23740 directive. Same for .tune comment but only if -dA is set.
23741 (aarch64_start_file): New function.
23742 (TARGET_ASM_FILE_START): Define.
23744 2016-02-11 David Malcolm <dmalcolm@redhat.com>
23747 * Makefile.in (PLUGIN_HEADERS): Add params.list.
23749 2016-02-11 Jakub Jelinek <jakub@redhat.com>
23752 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
23753 -Wmaybe-uninitialized warning.
23755 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
23758 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
23760 2016-02-11 Richard Biener <rguenther@suse.de>
23762 PR rtl-optimization/69291
23763 * ifcvt.c (noce_try_store_flag_constants): Do not allow
23764 subexpressions affected by changing the result.
23766 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
23769 * lra-constraints.c (curr_insn_transform): Find in/out operands
23770 for secondary memory moves. Update dups.
23772 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
23774 PR tree-optimization/69652
23775 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
23776 to nested loop, did source re-formatting, skip debug statements,
23777 add check on statement with volatile operand, remove dead scalar
23780 2016-02-10 Jakub Jelinek <jakub@redhat.com>
23781 Patrick Palka <ppalka@gcc.gnu.org>
23785 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
23786 calls if the return type is TREE_ADDRESSABLE.
23787 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
23788 * ipa-split.c (split_function): Fix doubled "we" in comment.
23789 Use void return type for the split part even if
23790 !split_point->split_part_set_retval.
23792 2016-02-10 Bin Cheng <bin.cheng@arm.com>
23794 PR tree-optimization/68021
23795 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
23796 when computing the value of biv cand by itself.
23798 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23800 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
23801 (cortexa57_tunings): Likewise.
23802 (cortexa72_tunings): Likewise.
23803 (arch_macro_fusion_pair_p): Add support for AES fusion.
23804 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
23805 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
23806 Allow virtual registers before reload so early scheduling works.
23807 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
23808 correct latency and pipeline.
23809 (cortex_a57_crypto_complex): Likewise.
23810 (cortex_a57_crypto_xor): Likewise.
23811 (define_bypass): Add AES bypass.
23813 2016-02-10 Richard Biener <rguenther@suse.de>
23815 PR tree-optimization/69726
23816 * passes.def: Add DCE pass before late uninit.
23817 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
23818 really fixup if-conversions job.
23820 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
23822 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
23823 (arm_cortex_a57_tune): Likewise.
23824 (aarch_macro_fusion_pair_p): Add support for AES fusion.
23825 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
23827 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
23829 * timevar.def (TV_PHASE_DBGINFO): Delete.
23830 (TV_PHASE_CHECK_DBGINFO): Likewise.
23831 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
23833 2016-02-10 Richard Biener <rguenther@suse.de>
23835 PR tree-optimization/69719
23836 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23837 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
23839 2016-02-09 Andrew Pinski <apinski@cavium.com>
23842 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
23843 get_vcond_mask_icode returns false.
23845 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
23848 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
23849 an ADDIS that adds a pointer to a large constant that sets the
23850 upper16 bits with a load operation.
23852 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23855 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
23857 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
23859 (vzipq_s16): Likewise.
23860 (vzipq_s32): Likewise.
23861 (vzipq_f32): Likewise.
23862 (vzipq_u8): Likewise.
23863 (vzipq_u16): Likewise.
23864 (vzipq_u32): Likewise.
23865 (vzipq_p8): Likewise.
23866 (vzipq_p16): Likewise.
23868 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
23871 * config/arm/arm.c (neon_endian_lane_map): New function.
23872 (neon_vector_pair_endian_lane_map): New function.
23873 (arm_evpc_neon_vuzp): Allow for big endian lane order.
23874 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
23876 (vuzpq_s16): Likewise.
23877 (vuzpq_s32): Likewise.
23878 (vuzpq_f32): Likewise.
23879 (vuzpq_u8): Likewise.
23880 (vuzpq_u16): Likewise.
23881 (vuzpq_u32): Likewise.
23882 (vuzpq_p8): Likewise.
23883 (vuzpq_p16): Likewise.
23885 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
23888 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
23891 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
23893 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
23894 truncate const_int operand 1 to QImode.
23896 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
23898 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
23899 corresponding to an abnormal edge.
23901 2016-02-09 Tom de Vries <tom@codesourcery.com>
23903 PR tree-optimization/69599
23904 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
23906 (find_func_aliases_for_builtin_call, find_func_clobbers)
23907 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
23910 2016-02-09 Richard Biener <rguenther@suse.de>
23912 PR tree-optimization/69715
23913 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
23914 LHS on calls as non-rewritable.
23916 2016-02-09 Tom de Vries <tom@codesourcery.com>
23919 * lto-wrapper.c (append_diag_options): New function.
23920 (compile_offload_image): Call append_diag_options.
23922 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
23925 * doc/extend.texi (Flag Output Operands): Correct sectioning.
23926 Minor copy-edit to fix verb tenses.
23928 2016-02-08 Jakub Jelinek <jakub@redhat.com>
23930 PR tree-optimization/69209
23931 * ipa-split.c (split_function): If split part is not
23932 returning retval, retval has gimple type but is not
23933 gimple value, force it into a SSA_NAME first.
23935 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
23937 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
23940 2016-02-08 Jason Merrill <jason@redhat.com>
23943 * convert.c (convert_to_integer_1): Check dofold on truncation
23945 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
23946 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
23947 Rename from *_nofold.
23948 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
23949 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
23951 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
23954 * tree.c (build_common_tree_nodes): Remove short_double argument.
23955 All callers changed.
23956 * tree.h (build_common_tree_nodes): Adjust declaration.
23957 * doc/invoke.texi (-fshort-double): Remove documentation.
23958 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23959 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
23960 * lto-wrapper.c (merge_and_complain, append_compiler_options)
23961 (append_linker_options): Don't handle OPT_fshort_double.
23963 PR rtl-optimization/68730
23964 * lra-remat.c (insn_to_cand_activation): New static variable.
23965 (lra_remat): Allocate and free it.
23966 (create_cand): New arg activation. Initialize a field in
23967 insn_to_cand_activation if it is nonnull.
23968 (create_cands): Pass the activation insn to create_cand when making
23969 a candidate involving an output reload. Reorganize code a little.
23970 (do_remat): Keep track of active status of candidates in a separate
23973 2016-02-08 Richard Biener <rguenther@suse.de>
23975 PR tree-optimization/69719
23976 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23977 Properly use absolute of the difference of the two offsets to
23978 compare or adjust the segment length.
23980 2016-02-08 Richard Biener <rguenther@suse.de>
23981 Jeff Law <law@redhat.com>
23984 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23985 types for anonymous SSA names.
23987 2016-02-08 Richard Biener <rguenther@suse.de>
23989 PR rtl-optimization/69274
23990 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23992 2016-02-08 Jeff Law <law@redhat.com>
23994 PR tree-optimization/65917
23995 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23996 equivalences from if (x == y) style conditionals.
23997 (loop_depth_of_name): Remove.
23998 (record_equality): Remove loop depth check.
23999 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
24000 (const_and_copies::record_const_or_copy_raw): New member function.
24001 * tree-ssa-scopedtables.c
24002 (const_and_copies::record_const_or_copy_raw): New, factored out of
24003 (const_and_copies::record_const_or_copy): Call new member function.
24005 2016-02-05 Jeff Law <law@redhat.com>
24007 PR tree-optimization/68541
24008 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
24009 (count_stmts_in_block): New function.
24010 (poor_ifcvt_candidate_code): Likewise.
24011 (is_feasible_trace): Add some heuristics to determine when path
24012 splitting is profitable.
24013 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
24014 is a diamond with a single exit.
24016 2016-02-05 Martin Sebor <msebor@redhat.com>
24019 * doc/invoke.texi: Update -Wplacement-new to take an optional
24022 2016-02-06 Richard Henderson <rth@redhat.com>
24025 * tree.c (tree_nop_conversion_p): Do not strip casts into or
24026 out of non-standard address spaces.
24028 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24030 PR rtl-optimization/69691
24031 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
24033 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
24035 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
24036 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
24037 (*ieee128_mfvsrd_64bit): Likewise.
24038 (*ieee128_mfvsrd_32bit): Likewise.
24040 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
24044 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24046 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24047 instrumented_version.
24049 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
24051 * doc/invoke.texi (Optimize Options): In table of --param options
24052 rename second occurrence of tracer-min-branch-ratio to
24053 tracer-min-branch-probability, rename
24054 tracer-min-branch-ratio-feedback to
24055 tracer-min-branch-probability-feedback and clarify description,
24056 rename sched-spec-state-edge-prob-cutoff to
24057 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
24058 to selsched-insns-to-rename, rename lto-minpartition to
24059 lto-min-partition, delete reorder-blocks-duplicate and
24060 reorder-blocks-duplicate-feedback.
24062 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24064 * config/s390/s390.c (s390_register_info_set_ranges): Remove
24067 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
24069 * doc/extend.texi: S/390: Correct some typos.
24071 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24073 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
24075 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24078 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
24079 (s390_register_info_gprtofpr): Use new macros above.
24080 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
24082 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
24083 its name. Adjust restore and save gpr ranges.
24084 (s390_register_info_set_ranges): New function.
24085 (s390_register_info): Use new macros above. Call
24086 s390_register_info_set_ranges.
24087 (s390_optimize_register_info): Likewise.
24088 (s390_hard_regno_rename_ok): Use new macros.
24089 (s390_hard_regno_scratch_ok): Likewise.
24090 (s390_emit_epilogue): Likewise.
24091 (s390_can_use_return_insn): Likewise.
24092 (s390_optimize_prologue): Likewise.
24093 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
24095 2016-02-05 Jakub Jelinek <jakub@redhat.com>
24098 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
24100 (ix86_option_override_internal): Disable TARGET_STV even for
24101 -m{incoming,preferred}-stack-boundary=3.
24103 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
24105 * config.gcc: Mark deprecated rtems targets as obsolete.
24107 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
24109 PR rtl-optimization/64682
24110 PR rtl-optimization/69567
24111 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
24112 before I2 only if the register is both used and set in I2.
24114 2016-02-04 DJ Delorie <dj@redhat.com>
24116 * config/msp430/msp430.c (msp430_start_function): Add function type.
24118 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24121 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
24123 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
24125 PR rtl-optimization/69577
24127 2015-10-29 Richard Henderson <rth@redhat.com>
24131 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
24132 sse check to the exact conditions of PR 67609.
24134 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
24137 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
24138 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
24139 not allowed into the traditional Altivec registers.
24140 (movtd_64bit_nodm): Likewise.
24141 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
24143 2016-02-04 David Malcolm <dmalcolm@redhat.com>
24145 * config/aarch64/cortex-a57-fma-steering.c
24146 (aarch64_register_fma_steering): Remove "static" from arguments
24149 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
24152 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
24153 twice when complex.
24155 2016-02-04 Mike Frysinger <vapier@gentoo.org>
24157 * doc/invoke.texi: Delete -mno-fma4.
24159 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
24161 PR rtl-optimization/69577
24162 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
24163 (find_subregs_of_mode): Update accordingly. Iterate over partial
24166 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
24168 * config/arm/arm-protos.h (neon_reinterpret): Remove.
24169 * config/arm/arm.c (neon_reinterpret): Remove.
24170 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
24171 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
24172 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
24173 vreinterpretti): Remove.
24174 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
24175 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
24176 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
24177 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
24178 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
24179 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
24180 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
24181 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
24182 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
24183 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
24184 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
24185 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
24186 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
24187 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
24188 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
24189 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
24190 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
24191 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
24192 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
24193 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
24194 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
24195 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
24196 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
24197 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
24198 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
24199 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
24200 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
24201 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
24202 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
24203 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
24204 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
24205 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
24206 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
24207 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
24208 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
24209 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
24210 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
24211 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
24212 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
24213 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
24214 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
24215 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
24216 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
24217 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
24218 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
24219 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
24220 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
24221 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
24222 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
24223 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
24224 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
24225 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
24226 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
24227 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
24228 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
24229 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
24230 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
24231 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
24232 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
24233 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
24234 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
24235 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
24236 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
24237 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
24238 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
24239 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
24240 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
24241 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
24242 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
24243 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
24244 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
24245 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
24246 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
24247 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
24248 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
24249 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
24250 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
24251 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
24252 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
24253 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
24254 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
24255 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
24256 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
24257 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
24258 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
24259 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
24260 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
24261 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
24262 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
24263 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
24264 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
24265 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
24266 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
24267 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
24268 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
24269 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
24270 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
24271 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
24272 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
24273 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
24274 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
24275 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
24276 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
24278 2016-02-04 Martin Liska <mliska@suse.cz>
24281 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
24282 that are gimple_store_p.
24283 (maybe_instrument_call): Likewise.
24285 2016-02-04 Bin Cheng <bin.cheng@arm.com>
24287 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
24288 register scaling out of memory reference and comment why.
24290 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24294 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
24295 folding the source of a SET.
24297 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24301 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
24302 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
24304 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
24308 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
24311 2016-02-04 Christian Bruel <christian.bruel@st.com>
24313 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
24314 * config/arm/arm.c (arm_set_current_function): Likewise.
24316 2016-02-04 Jakub Jelinek <jakub@redhat.com>
24317 Ilya Enkovich <enkovich.gnu@gmail.com>
24318 H.J. Lu <hongjiu.lu@intel.com>
24321 * config/i386/i386.c (convert_scalars_to_vector): Remove
24322 stack alignment fixes.
24323 (ix86_option_override_internal): Disable TARGET_STV if stack
24324 might not be aligned enough.
24325 (ix86_minimum_alignment): Assert that TARGET_STV is false.
24327 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
24329 * config/i386/x86-tune.def: Disable default prefetching
24332 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
24333 Vladimir Makarov <vmakarov@redhat.com>
24336 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
24337 in validating fused toc addresses.
24339 2016-02-03 Jakub Jelinek <jakub@redhat.com>
24342 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
24343 range->m_caret fields if range->m_show_caret_p is false.
24346 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24347 Force oldval into register if it does not satisfy reg_or_short_operand
24348 predicate. Fix up formatting.
24350 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
24351 Alexandre Oliva <aoliva@redhat.com>
24354 * lra-constraints.c (simplify_operand_subreg): Check additionally
24355 address validity after potential reloading.
24356 (process_address_1): Check insns validity. In case of failure do
24359 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
24362 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
24365 2016-02-02 Jakub Jelinek <jakub@redhat.com>
24367 * wide-int.cc (canonize_uhwi): New function.
24368 (wi::divmod_internal): Use it.
24370 2016-02-02 James Norris <jnorris@codesourcery.com>
24372 * gimplify.c (omp_notice_variable): Add usage check.
24374 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
24376 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
24377 like LE, GE, LT, GT when emitting relational operator.
24379 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24381 * ira-costs.c (find_costs_and_classes): Add extra argument.
24382 * target.def (ira_change_pseudo_allocno_class): Add parameter.
24383 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
24384 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
24385 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
24386 Add best_class parameter, and return it if not ALL_REGS.
24387 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
24389 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
24390 Update target hook.
24392 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
24394 * config/aarch64/aarch64.c
24395 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
24396 (aarch64_ira_change_pseudo_allocno_class): New function.
24398 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
24401 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
24403 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24405 * config/avr/avr.c (avr_option_override): Set
24406 PARAM_ALLOW_STORE_DATA_RACES to 1.
24408 2016-02-02 Richard Biener <rguenther@suse.de>
24410 PR tree-optimization/69595
24411 * match.pd: Add range test simplifications to true/false.
24413 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
24415 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
24416 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
24419 2016-02-02 Richard Biener <rguenther@suse.de>
24421 PR tree-optimization/69606
24422 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
24423 info on the result before moving a stmt.
24425 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
24427 PR middle-end/68542
24428 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
24429 branch with vector comparison.
24430 * config/i386/sse.md (VI48_AVX): New mode iterator.
24431 (define_expand "cbranch<mode>4): Add support for conditional branch
24432 with vector comparison.
24433 * tree-vect-loop.c (optimize_mask_stores): New function.
24434 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
24435 has_mask_store field of vect_info.
24436 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
24437 vectorized loops having masked stores after vec_info destroy.
24438 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
24439 correspondent macros.
24440 (optimize_mask_stores): Add prototype.
24442 2016-02-02 Alan Modra <amodra@gmail.com>
24445 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
24448 2016-02-02 Alan Modra <amodra@gmail.com>
24451 * config/rs6000/rs6000.c (need_toc_init): New var, set it
24452 whenever toc_label_name used.
24453 (rs6000_file_start): Don't set up toc section here,
24454 (rs6000_output_function_epilogue): do so here instead,
24455 (rs6000_xcoff_file_start): and here.
24456 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
24457 (load_toc_aix_di): Likewise.
24459 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24461 PR rtl-optimization/69592
24462 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
24463 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
24464 (num_sign_bit_copies_binary_arith_p): New inline function.
24465 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
24467 2016-02-01 Jeff Law <law@redhat.com>
24469 PR tree-optimization/69580
24470 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
24471 * tree-ssa-threadbackward.c
24472 (fsm_find_control_statement_thread_paths): Do not try to walk
24473 through large PHI nodes.
24475 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24477 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
24478 when count is incremented above limit, don't analyze further
24481 * omp-low.c (oacc_parse_default_dims): Avoid
24482 -Wsign-compare warning, make sure value fits into int
24483 rather than just unsigned int.
24485 2016-02-01 Bin Cheng <bin.cheng@arm.com>
24487 PR tree-optimization/67921
24488 * fold-const.c (split_tree): New parameters. Convert pointer
24489 type variable part to proper type before negating.
24490 (fold_binary_loc): Pass new arguments to split_tree.
24492 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
24494 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
24495 (nvptx_goacc_validate_dims): Extend to handle global defaults.
24496 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
24497 * doc/tm.texti: Rebuilt.
24498 * doc/invoke.texi (fopenacc-dim): Document.
24499 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
24500 (append_compiler_options): Likewise.
24501 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
24502 (oacc_parse_default_dims): New.
24503 (oacc_validate_dims): Add USED arg. Select non-unity default when
24505 (oacc_loop_fixed_partitions): Return mask of used partitions.
24506 (oacc_loop_auto_partitions): Emit dump info.
24507 (oacc_loop_partition): Return mask of used partitions.
24508 (execute_oacc_device_lower): Parse default dimension arg. Adjust
24509 loop partitioning and validation calls.
24511 2016-02-01 Richard Biener <rguenther@suse.de>
24513 PR middle-end/69556
24514 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
24516 2016-02-01 Richard Biener <rguenther@suse.de>
24518 PR tree-optimization/69574
24519 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
24520 of asserting return chrec_dont_know.
24522 2016-02-01 Martin Liska <mliska@suse.cz>
24524 * mem-stats-traits.h: Add copyright header.
24525 * mem-stats.h: Likewise.
24527 2016-02-01 Richard Biener <rguenther@suse.de>
24529 PR tree-optimization/69579
24530 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
24531 Do not propagate through abnormal PHI results.
24533 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
24535 * postreload.c (reload_cse_simplify): Remove dead code.
24537 2016-02-01 Jakub Jelinek <jakub@redhat.com>
24539 PR rtl-optimization/69570
24540 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
24541 if there is more than one set, not if there is a single set.
24543 2016-02-01 Richard Henderson <rth@redhat.com>
24546 * combine.c (make_compound_operation): When looking through a
24547 subreg, make sure to re-extend to the width of the outer mode.
24549 2016-01-30 Jakub Jelinek <jakub@redhat.com>
24551 PR tree-optimization/69546
24552 * wide-int.cc (wi::divmod_internal): For unsigned division
24553 where both operands fit into uhwi, if o1 is 1 and o0 has
24554 msb set, if divident_prec is larger than bits per hwi,
24555 clear another quotient word and return 2 instead of 1.
24556 Similarly for remainder with msb in HWI set, if dividend_prec
24557 is larger than bits per hwi.
24559 2016-01-29 Martin Jambor <mjambor@suse.cz>
24561 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
24562 Use short lowercase names.
24563 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
24564 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
24565 acq_rel one. Protect warning agains segfaults if
24566 get_memory_order_name returns NULL.
24567 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
24568 with release semantics. Do not warn if get_memory_order already did.
24569 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
24570 semantics. Fix check for relaxed or acquire semantics. Do not warn
24571 if get_memory_order already did.
24573 2016-01-29 Sebastian Pop <s.pop@samsung.com>
24575 * doc/install.texi: Document that isl-0.16 is supported.
24577 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
24580 * config/i386/constraints.md (Bm): Describe as special memory
24582 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
24583 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24584 * genpreds.c (struct constraint_data): Add is_special_memory.
24585 (have_special_memory_constraints, special_memory_start): New
24587 (special_memory_end): Ditto.
24588 (add_constraint): Add new arg is_special_memory. Add code to
24589 process its true value. Update have_special_memory_constraints.
24590 (process_define_constraint): Pass the new arg.
24591 (process_define_register_constraint): Ditto.
24592 (choose_enum_order): Process special memory.
24593 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
24594 function insn_extra_special_memory_constraint.
24595 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24596 * gensupport.c (process_rtx): Process
24597 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
24598 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
24599 * ira-lives.c (single_reg_class): Use
24600 insn_extra_special_memory_constraint.
24601 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
24602 * lra-constraints.c (process_alt_operands): Ditto.
24603 (curr_insn_transform): Use insn_extra_special_memory_constraint.
24604 * recog.c (asm_operand_ok, preprocess_constraints): Process
24606 * reload.c (find_reloads): Ditto.
24607 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
24608 * stmt.c (parse_input_constraint): Use
24609 insn_extra_special_memory_constraint.
24611 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24614 * lra-splill.c (lra_final_code_change): Revert r229087 by
24615 removing all sub-registers.
24617 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
24620 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
24622 2016-01-29 Jakub Jelinek <jakub@redhat.com>
24625 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
24626 SSE1, copy target into the temporary reg first before recursing
24629 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
24631 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
24634 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24636 * ginclude/stdarg.h: Test __cplusplus instead of
24637 __GXX_EXPERIMENTAL_CXX0X__.
24639 2016-01-29 Richard Biener <rguenther@suse.de>
24641 PR tree-optimization/69547
24642 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
24643 Do not mark clobbers necessary.
24644 (mark_all_reaching_defs_necessary_1): Likewise.
24646 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24648 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
24649 declaration name with %qs and print it in both error messages.
24650 Also fix indentation.
24652 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
24655 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
24656 trailing blank line from error message.
24658 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
24661 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
24664 2016-01-29 Richard Biener <rguenther@suse.de>
24666 PR middle-end/69537
24667 * match.pd: Allow all integral types when simplifying a
24668 widening or sign-changing conversion.
24670 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24672 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
24673 back to setting codegen_error to fail codegen.
24675 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
24678 * config/i386/constraints.md (C): Only accept constant zero operand.
24679 (BC): New constraint.
24680 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
24681 instead of C constraint.
24682 * doc/md.texi (Machine Constraints): Update description
24685 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
24688 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
24690 2016-01-28 Jakub Jelinek <jakub@redhat.com>
24692 PR middle-end/69542
24693 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
24696 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
24698 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
24699 branches if using guessed profile.
24701 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
24703 * graphite-optimize-isl.c (optimize_isl): Fix dump.
24705 2016-01-28 Richard Henderson <rth@redhat.com>
24708 * config/aarch64/aarch64-modes.def (CC_Cmode): New
24709 * config/aarch64/aarch64-protos.h: Update.
24710 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
24711 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
24712 (aarch64_get_condition_code_1): Handle CC_Cmode.
24713 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
24714 (*add<mode>3_compareC_cconly_imm): New.
24715 (*add<mode>3_compareC_cconly): New.
24716 (*add<mode>3_compareC_imm): New.
24717 (add<mode>3_compareC): New.
24718 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
24719 to be first. Use aarch64_carry_operation.
24720 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
24721 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
24722 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
24723 (subti3): Use subdi3_compare1.
24724 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
24725 (sub<mode>3_compare1): New.
24726 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
24727 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
24728 (*subsi3_carryin_uxtw): Likewise.
24729 (*ngc<mode>, *ngcsi_uxtw): Likewise.
24730 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
24731 * config/aarch64/iterators.md (DWI): New.
24732 * config/aarch64/predicates.md (aarch64_carry_operation): New.
24733 (aarch64_borrow_operation): New.
24735 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24737 * graphite-optimize-isl.c (optimize_isl): Print a different debug
24738 message when isl does not return a valid schedule.
24740 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24742 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
24743 Remove comments from class declarations: they are already in the code
24746 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24748 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
24750 (ternary_op_to_tree): Same.
24751 (unary_op_to_tree): Same.
24752 (nary_op_to_tree): Same.
24753 (gcc_expression_from_isl_expr_op): Same.
24754 (gcc_expression_from_isl_expression): Same.
24755 (graphite_create_new_loop): Same.
24756 (graphite_create_new_loop_guard): Same.
24757 (build_iv_mapping): Same.
24758 (graphite_create_new_guard): Same.
24759 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
24760 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
24762 2016-01-28 Sebastian Pop <s.pop@samsung.com>
24764 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
24765 instead of setting codegen_error to fail codegen.
24767 2016-01-28 Jason Merrill <jason@redhat.com>
24769 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
24771 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24773 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24774 Remove CONST_INT_P check in CCMP cost calculation.
24776 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24778 * config/aarch64/aarch64.c (generic_vector_cost):
24779 Set vec_permute_cost.
24780 (cortexa57_vector_cost): Likewise.
24781 (exynosm1_vector_cost): Likewise.
24782 (xgene1_vector_cost): Likewise.
24783 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
24784 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
24785 Add vec_permute_cost entry.
24787 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
24789 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
24791 (add<mode>3_compare0): Likewise.
24792 (addsi3_compare0_uxtw): Likewise.
24793 (add<mode>3nr_compare0): Likewise.
24794 (compare_neg<mode>): Likewise.
24795 (<optab><mode>3): Likewise.
24797 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
24799 * tree-vect-stmts.c (vectorizable_comparison): Add
24800 NULL check for vectype.
24802 2016-01-28 Richard Biener <rguenther@suse.de>
24804 PR tree-optimization/69466
24805 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
24806 Account for PHIs we couldn't duplicate.
24808 2016-01-28 Martin Liska <mliska@suse.cz>
24811 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
24812 instead of ENABLE_VALGRIND_CHECKING.
24814 2016-01-27 Richard Henderson <rth@redhat.com>
24817 * lra-remat.c (subreg_regs): New.
24818 (dump_candidates_and_remat_bb_data): Dump it.
24819 (operand_to_remat): Reject if operand in subreg_regs.
24820 (set_bb_regs): Collect subreg_regs.
24821 (lra_remat): Init and free subreg_regs. Compute
24822 calculate_local_reg_remat_bb_data before create_cands.
24824 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
24827 * config/i386/i386.c (ix86_update_stack_boundary): Don't
24828 change stack_alignment_needed for __tls_get_addr call.
24830 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
24832 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
24834 2016-01-27 Jeff Law <law@redhat.com>
24836 PR tree-optimization/68398
24837 PR tree-optimization/69196
24838 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
24839 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
24840 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24841 Only count PHIs in the last block in the path. The others will
24842 const/copy propagate away. Add heuristic to allow more irreducible
24843 subloops to be created when it is likely profitable to do so.
24845 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24846 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
24847 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
24849 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24852 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
24853 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
24854 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
24855 * tree-streamer-in.c: Include asan.h.
24856 (streamer_get_builtin_tree): For builtins in sanitizer
24857 range call initialize_sanitizer_builtins and retry.
24859 2016-01-27 Ian Lance Taylor <iant@google.com>
24861 * common.opt (fkeep-gc-roots-live): New undocumented option.
24862 * tree-ssa-loop-ivopts.c (add_candidate_1): If
24863 -fkeep-gc-roots-live, skip pointers.
24864 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
24867 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
24870 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
24871 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
24873 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
24876 * configure.ac: NetBSD provides SSP in its C library.
24877 * configure: Updated.
24879 2016-01-27 Richard Biener <rguenther@suse.de>
24881 PR tree-optimization/69166
24882 * tree-vect-loop.c (vect_is_simple_reduction): Always check
24883 reduction code for commutativity / associativity.
24885 2016-01-27 Martin Jambor <mjambor@suse.cz>
24887 PR tree-optimization/69355
24888 * tree-sra.c (analyze_access_subtree): Correct hole detection when
24889 total_scalarization fails.
24891 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
24893 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
24896 2016-01-27 Christian Bruel <christian.bruel@st.com>
24899 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
24900 Move arm_reset_previous_fndecl and set_target_option_current_node in
24901 the conditional part. Call save_restore_target_globals.
24902 * config/arm/arm.c (arm_set_current_function):
24903 Refactor to better support #pragma target and attribute mix.
24904 Call save_restore_target_globals.
24905 * config/arm/arm-protos.h (save_restore_target_globals): New function.
24907 2016-01-27 Martin Liska <mliska@suse.cz>
24909 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
24910 reference for an HSA kernel and its host function.
24912 2016-01-27 Jakub Jelinek <jakub@redhat.com>
24914 PR tree-optimization/69399
24915 * wide-int.h (wi::lrshift): For larger precisions, only
24916 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
24918 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
24920 * config/arc/predicates.md (proper_comparison_operator): Reject
24921 constant-constant comparison.
24923 2016-01-26 Tom de Vries <tom@codesourcery.com>
24925 PR tree-optimization/69110
24926 * tree-data-ref.c (initialize_data_dependence_relation): Handle
24927 DR_NUM_DIMENSIONS == 0.
24929 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
24930 Sebastian Pop <s.pop@samsung.com>
24932 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
24933 isl_ast_op_cond and isl_ast_op_select.
24934 (gcc_expression_from_isl_expr_op): Same.
24936 2016-01-26 Jason Merrill <jason@redhat.com>
24939 * tree.c (recompute_constructor_flags): Split out from
24941 (verify_constructor_flags): New.
24942 * tree.h: Declare them.
24944 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
24946 PR rtl-optimization/69217
24947 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
24948 are no TYPE_FIELDS set for the record type.
24950 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24953 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
24954 toc_label_name unconditionally.
24955 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
24956 SYMBOL_REF string. Use toc_label_name instead of constructing
24958 (rs6000_elf_declare_function_name): Use toc_label_name instead of
24959 constructing LCTOC1.
24961 2016-01-26 Martin Sebor <msebor@redhat.com>
24964 * doc/extend.texi (Common Type Attributes): Move text that talks about
24965 attribute packed from attribute aligned to the section discussing
24966 the former attribute for clarity.
24968 2016-01-26 Richard Henderson <rth@redhat.com>
24970 PR middle-end/60908
24971 * trans-mem.c (tm_region_init): Mark entry block as visited.
24973 2016-01-26 David Malcolm <dmalcolm@redhat.com>
24976 * diagnostic-show-locus.c (layout::print_source_line): Replace
24977 call to pp_newline with call to layout::print_newline.
24978 (layout::print_annotation_line): Likewise.
24979 (layout::move_to_column): Likewise.
24980 (layout::print_any_fixits): After printing any fixits, print a
24981 trailing newline, if necessary.
24982 (layout::print_newline): New method, resetting any colorization
24984 (diagnostic_show_locus): Move the pp_newline to before the
24985 early bailout. Remove dummy block enclosing the layout instance.
24986 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24987 of pp_newline_and_flush with pp_flush.
24988 (diagnostic_append_note): Delete use of pp_newline.
24989 (diagnostic_append_note_at_rich_loc): Delete.
24990 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24991 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24992 when newline characters are added to the buffer.
24994 2016-01-26 Michael Matz <matz@suse.de>
24996 * configure.ac (ac_cv_std_swap_in_utility): New test.
24997 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24998 * configure: Regenerate.
24999 * config.in: Regenerate.
25001 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
25003 * config/arc/arc.md (cstoresi4): Force operand into register.
25004 (arcset<code>): Fix predicate.
25005 (arcsetltu): Likewise.
25006 (arcsetgeu): Likewise.
25007 (arcsethi): Likewise.
25008 (arcsetls): Likewise.
25010 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25012 PR tree-optimization/69483
25013 * gimple-fold.c (canonicalize_constructor_val): Return NULL
25014 if base has error_mark_node type.
25016 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
25019 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
25020 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
25022 (vget_lane_f16): Handle big-endian.
25023 (vgetq_lane_f16): Likewise.
25024 (vset_lane_f16): Likewise.
25025 (vsetq_lane_f16): Likewise.
25026 * config/arm/iterators.md (VQXMOV): Add V8HF.
25027 (VDQ): Add V4HF and V8HF.
25028 (V_reg): Handle V4HF and V8HF.
25029 (Is_float_mode): Likewise.
25030 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
25031 neon_vdup_nv8hf): New patterns.
25032 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
25033 Use VD_LANE iterator.
25034 (neon_vld1_dup<mode>): Use VQ2 iterator.
25036 2016-01-26 Nathan Sidwell <nathan@acm.org>
25038 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
25039 (set_oacc_fn_attrib): Add IS_KERNEL arg.
25040 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
25041 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
25042 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
25043 (oacc_validate_dims): Add LEVEL arg, don't return level.
25044 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
25045 oacc_validate_dims.
25046 (execute_oacc_device_lower): Adjust, add more dump output.
25047 * tree-ssa-loop.c (gate_oacc_kernels): Use
25048 oacc_fn_attrib_kernels_p.
25049 * tree-parloops.c (create_parallel_loop): Adjust
25050 set_oacc_fn_attrib call.
25052 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25055 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
25056 (append_compiler_options): Handle -fcilkplus.
25057 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
25059 2016-01-26 Nick Clifton <nickc@redhat.com>
25062 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
25063 been marked as DECL_ONE_ONLY but we do not the means to make it
25064 so, then do not allow it to bind locally.
25066 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25069 * opts.h (parse_sanitizer_options): New prototype.
25070 * opts.c (sanitizer_opts): New array.
25071 (parse_sanitizer_options): New function.
25072 (common_handle_option): Use parse_sanitizer_options.
25074 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
25077 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
25078 alignment adjustment to ...
25079 (ix86_update_stack_boundary): Here. Don't over-align stack for
25081 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
25082 if __tls_get_addr is called.
25084 2016-01-26 Christian Bruel <christian.bruel@st.com>
25086 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
25088 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
25090 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
25092 2016-01-26 Richard Biener <rguenther@suse.de>
25094 PR middle-end/69467
25095 * match.pd: Guard X * CST CMP 0 pattern with single_use.
25097 2016-01-26 Richard Biener <rguenther@suse.de>
25099 PR tree-optimization/69452
25100 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
25101 (move_computations_dom_walker::before_dom_children): Rename
25103 (move_computations_worker): This.
25104 (move_computations): Perform an RPO rather than a DOM walk.
25106 2016-01-26 Jakub Jelinek <jakub@redhat.com>
25109 * combine.c (combine_instructions): For REG_EQUAL note with
25110 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
25111 to the underlying register.
25112 * doc/rtl.texi (REG_EQUAL): Document the behavior of
25113 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
25115 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
25118 * config/aarch64/aarch64-builtins.c
25119 (aarch64_init_simd_builtin_types): Do not set structural
25120 equality to __Poly{8,16,64,128}_t types.
25122 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
25124 PR tree-optimization/69400
25125 * wide-int.cc (wi_pack): Take the precision as argument and
25126 perform canonicalization here rather than in the callers.
25127 Use the main loop to handle all full-width HWIs. Add a
25128 zero HWI if in_len isn't a full result.
25129 (wi::divmod_internal): Update accordingly.
25130 (wi::mul_internal): Likewise. Simplify.
25132 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25133 Sebastian Pop <s.pop@samsung.com>
25135 * graphite-poly.c (apply_poly_transforms): Simplify.
25136 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
25137 (print_isl_map): Same.
25138 (print_isl_union_map): Same.
25139 (print_isl_schedule): New.
25140 (debug_isl_schedule): New.
25141 * graphite-dependences.c (scop_get_reads): Do not call
25142 isl_union_map_add_map that is undocumented isl functionality.
25143 (scop_get_must_writes): Same.
25144 (scop_get_may_writes): Same.
25145 (scop_get_original_schedule): Remove.
25146 (scop_get_dependences): Do not call isl_union_map_compute_flow that
25147 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
25148 (compute_deps): Remove.
25149 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
25150 (debug_schedule_ast): New.
25151 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
25152 set_separate_option.
25153 (graphite_regenerate_ast_isl): Add dump.
25154 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
25155 from scop->transformed_schedule.
25156 (graphite_regenerate_ast_isl): Add more dump.
25157 * graphite-optimize-isl.c (optimize_isl): Set
25158 scop->transformed_schedule. Check whether schedules are equal.
25159 (apply_poly_transforms): Move here.
25160 * graphite-poly.c (apply_poly_transforms): ... from here.
25161 (free_poly_bb): Static.
25162 (free_scop): Static.
25163 (pbb_number_of_iterations_at_time): Remove.
25164 (print_isl_ast): New.
25165 (debug_isl_ast): New.
25166 (debug_scop_pbb): New.
25167 * graphite-scop-detection.c (print_edge): Move.
25168 (print_sese): Move.
25169 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
25170 (build_scop_scattering): Remove.
25171 (create_pw_aff_from_tree): Assert instead of bailing out.
25172 (add_condition_to_pbb): Remove unused code, do not fail.
25173 (add_conditions_to_domain): Same.
25174 (add_conditions_to_constraints): Remove.
25175 (build_scop_context): New.
25176 (add_iter_domain_dimension): New.
25177 (build_iteration_domains): Initialize pbb->iterators.
25178 Call add_conditions_to_domain.
25181 (index_outermost_in_loop): New.
25182 (index_pbb_in_loop): New.
25183 (outermost_pbb_in): New.
25184 (add_in_sequence): New.
25185 (add_outer_projection): New.
25186 (outer_projection_mupa): New.
25187 (add_loop_schedule): New.
25188 (build_schedule_pbb): New.
25189 (build_schedule_loop): New.
25190 (embed_in_surrounding_loops): New.
25191 (build_schedule_loop_nest): New.
25192 (build_original_schedule): New.
25193 (build_poly_scop): Call build_original_schedule.
25194 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
25195 (free_poly_dr): Remove.
25196 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
25197 (free_poly_bb): Remove.
25198 (debug_loop_vec): Remove.
25199 (print_isl_ast): Declare.
25200 (debug_isl_ast): Declare.
25201 (scop_do_interchange): Remove.
25202 (scop_do_strip_mine): Remove.
25203 (scop_do_block): Remove.
25204 (flatten_all_loops): Remove.
25205 (optimize_isl): Remove.
25206 (pbb_number_of_iterations_at_time): Remove.
25207 (debug_scop_pbb): Declare.
25208 (print_schedule_ast): Declare.
25209 (debug_schedule_ast): Declare.
25210 (struct scop): Remove schedule. Add original_schedule,
25211 transformed_schedule.
25212 (free_gimple_poly_bb): Remove.
25213 (print_generated_program): Remove.
25214 (debug_generated_program): Remove.
25215 (unify_scattering_dimensions): Remove.
25216 * sese.c (print_edge): ... here.
25217 (print_sese): ... here.
25218 (debug_edge): ... here.
25219 (debug_sese): ... here.
25220 * sese.h (print_edge): Declare.
25221 (print_sese): Declare.
25222 (dump_edge): Declare.
25223 (dump_sese): Declare.
25225 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
25226 Sebastian Pop <s.pop@samsung.com>
25228 * Makefile.in: Set ISLVER in site.exp.
25230 2016-01-25 Jakub Jelinek <jakub@redhat.com>
25232 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
25233 DECL_VALUE_EXPR of new_var even for the non-array case. Look
25234 through DECL_VALUE_EXPR for expansion.
25236 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
25238 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
25239 the frame info after reload completed.
25241 2016-01-25 Jeff Law <law@redhat.com>
25243 PR tree-optimization/69196
25244 PR tree-optimization/68398
25245 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
25246 tree-ssa-threadupdate.c.
25247 (determine_bb_domination_status): Prototype
25248 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
25249 (determine_bb_domination_status): No longer static.
25250 (valid_jump_thread_path): Remove code to detect characteristics
25251 of the jump thread path not associated with correctness.
25252 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
25253 Correct test for thread path length. Count PHIs for real operands as
25254 statements that need to be copied. Do not count ASSERT_EXPRs.
25255 Look at all the blocks in the thread path. Compute and selectively
25256 filter thread paths based on threading through the latch, threading
25257 a multiway branch or crossing a multiway branch.
25259 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25261 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
25262 decl with __attribute__ ((unused)) annotation.
25264 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
25267 * tree-vect-stmts.c (vectorizable_condition): Check vectype
25268 of operands is compatible with a statement vectype.
25270 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
25272 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
25273 improve wording for mixed storage order support.
25275 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
25277 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
25278 (vcvt_u64_f64): Likewise.
25279 (vcvta_s64_f64): Likewise.
25280 (vcvta_u64_f64): Likewise.
25281 (vcvtm_s64_f64): Likewise.
25282 (vcvtm_u64_f64): Likewise.
25283 (vcvtn_s64_f64): Likewise.
25284 (vcvtn_u64_f64): Likewise.
25285 (vcvtp_s64_f64): Likewise.
25286 (vcvtp_u64_f64): Likewise.
25288 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
25290 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
25291 (arc_init): Check validity mll64 option.
25292 (arc_save_restore): Use double load/store instruction.
25293 (arc_expand_movmem): Likewise.
25294 (arc_split_move): Don't split if we have double load/store
25295 instructions. Returns a boolean.
25296 (arc_process_double_reg_moves): Change function to return boolean
25297 instead of a sequence of instructions.
25298 (arc_dwarf_register_span): New function.
25299 * config/arc/arc-protos.h (arc_split_move): Change prototype.
25300 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
25301 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
25302 (*movdf_insn): Likewise.
25303 * config/arc/arc.opt (mll64): New option.
25304 * config/arc/predicates.md (even_register_operand): New predicate.
25305 * doc/invoke.texi (ARC Options): Add mll64 documentation.
25307 2016-01-25 Richard Biener <rguenther@suse.de>
25310 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
25311 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
25313 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
25315 2016-01-25 Richard Biener <rguenther@suse.de>
25317 PR tree-optimization/69376
25318 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
25320 (VN_INFO_ANTI_RANGE_P): New inline.
25321 (VN_INFO_RANGE_TYPE): Likewise.
25322 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
25323 SSA_NAME_ANTI_RANGE_P.
25324 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
25325 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25326 Properly query VN_INFO_RANGE_TYPE.
25328 2016-01-25 Nick Clifton <nickc@redhat.com>
25331 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
25333 2016-01-23 Tom de Vries <tom@codesourcery.com>
25335 PR tree-optimization/69426
25336 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
25339 2016-01-23 Jakub Jelinek <jakub@redhat.com>
25341 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
25342 "the the" with "the" in the comments.
25343 * ipa-devirt.c (build_type_inheritance_graph,
25344 update_type_inheritance_graph): Likewise.
25345 * tree.c (build_function_type_list_1): Likewise.
25346 * cfgloopmanip.c (scale_loop_profile): Likewise.
25347 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
25348 * gimple-ssa-split-paths.c
25349 (find_block_to_duplicate_for_splitting_paths): Likewise.
25350 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
25351 * expr.c (convert_move): Likewise.
25352 * var-tracking.c (vt_stack_adjustments): Likewise.
25353 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
25354 * tree-vrp.c (test_for_singularity): Likewise.
25356 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
25357 directly instead of building a temporary tree.
25360 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
25361 remove <algorithm> include.
25363 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25366 * config/i386/i386.c: Include dojump.h.
25367 (expand_small_movmem_or_setmem,
25368 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
25370 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
25371 if dynamic_check != -1.
25373 2016-01-21 Jeff Law <law@redhat.com>
25375 PR middle-end/69347
25376 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
25377 record_temporary_equivalences. Rewritten to avoid unnecessary calls
25378 into dominated_by_p.
25379 (cprop_into_successor_phis): Avoid unnecessary tests.
25381 2016-01-22 Richard Henderson <rth@redhat.com>
25384 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
25385 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
25387 2016-01-22 Michael Matz <matz@suse.de>
25389 * system.h (string, algorithm): Include only conditionally.
25390 (new): Include always under C++.
25391 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
25392 * final.c (toplevel): Ditto.
25393 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
25394 * genconditions.c (write_header): Make gencondmd.c define
25396 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
25398 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
25399 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
25401 2016-01-22 Christian Bruel <christian.bruel@st.com>
25404 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
25406 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25409 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
25410 define_insn_and_split. Ensure operands[1] and operands[0] do not
25411 get assigned the same register.
25413 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
25415 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
25417 2016-01-22 Christian Bruel <christian.bruel@st.com>
25419 * config/arm/arm-c.c (arm_pragma_target_parse):
25420 Remove warn_builtin_macro_redefined overwrite.
25422 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25424 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
25425 flag_non_call_exceptions compatibility.
25427 2016-01-22 Jakub Jelinek <jakub@redhat.com>
25430 * dwarf2out.c (add_child_die_after): New function.
25431 (dwarf_qual_info_t): New type.
25432 (dwarf_qual_info): New variable.
25433 (qualified_die_p): New function.
25434 (modified_type_die): For -fdebug-types-section, ensure
25435 canonical order of qualifiers. Put qualified DIEs adjacent
25436 to the corresponding non-qualified type DIE and search there
25437 for existing qualified DIEs.
25439 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
25441 * doc/extend.texi (scalar_storage_order type attribute): Document
25442 restriction on type punning and aliasing, and remove future tense.
25444 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
25447 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
25450 2016-01-21 Jeff Law <law@redhat.com>
25452 PR middle-end/69347
25453 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
25454 useless call to record_temporary_equivalences.
25455 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
25456 allocate 10 slots in the bb_path vector and let it grow as needed.
25457 (fsm_find_control_statement_thread_paths): Similarly for the next_path
25460 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25462 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
25464 * configure: Regenerate.
25466 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
25468 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
25469 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
25471 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
25473 PR middle-end/66178
25474 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
25475 drop EXPAND_INITIALIZER.
25476 * rtl.h (contains_symbolic_reference_p): Declare.
25477 * rtlanal.c (contains_symbolic_reference_p): New function.
25478 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
25479 a subtraction into a NOT if symbolic constants are involved.
25481 2016-01-21 Anton Blanchard <anton@samba.org>
25482 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25485 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
25487 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
25490 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25492 * config/microblaze/microblaze.c
25493 (get_branch_target): New.
25494 (insert_wic_for_ilb_runout): New.
25496 (microblaze_machine_dependent_reorg): New.
25497 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
25498 * config/microblaze/microblaze.md
25499 (UNSPEC_IPREFETCH): Define.
25500 (iprefetch): New pattern
25501 * config/microblaze/microblaze.opt
25502 (mxl-prefetch): New flag.
25504 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
25506 * config/microblaze/microblaze.h
25507 (FIXED_REGISTERS): Update in macro.
25508 (CALL_USED_REGISTERS): Update in macro.
25510 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
25512 PR rtl-optimization/68920
25513 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
25516 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
25518 PR rtl-optimization/68990
25519 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
25520 pseudo instead of inheritance ones.
25522 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
25523 Nick Clifton <nickc@redhat.com>
25527 * config/mips/mips.c (mips_compute_frame_info): Initialise
25528 args_size and hard_frame_pointer_offset fields of the frame
25529 structure before calling mips_global_pointer.
25531 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
25533 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
25535 * configure: Regenerate.
25537 2016-01-21 Richard Biener <rguenther@suse.de>
25539 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
25541 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25543 * config/s390/s390.c (s390_asm_declare_function_size): Add code
25544 to actually emit the .size directive.
25546 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
25547 Jakub Jelinek <jakub@redhat.com>
25551 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
25552 args array size by one to avoid buffer overflow.
25554 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
25556 * config/s390/s390.md (pool_section_start): Use switch_to_section
25557 to select proper read-only data section instead of hardcoding
25559 (pool_section_end): Use switch_to_section to match the above.
25561 2016-01-21 Richard Biener <rguenther@suse.de>
25563 PR tree-optimization/69378
25564 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
25565 (set_ssa_val_to): Use it for dominance checks taking into
25566 account not executable edges.
25568 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25571 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
25572 for bitsize instead of GET_MODE_PRECISION (mode).
25574 2016-01-20 Martin Sebor <msebor@redhat.com>
25577 * extend.texi (__sync Builtins): Clarify the semantics of
25578 __sync_fetch_and_OP built-ins on pointers.
25579 (__atomic Builtins): Same.
25581 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25582 Sebastian Pop <s.pop@samsung.com>
25584 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
25585 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
25586 (is_valid_rename): Same.
25587 (translate_isl_ast_to_gimple::get_rename): Same.
25588 (translate_isl_ast_to_gimple::rename_all_uses): Same.
25589 (translate_isl_ast_to_gimple::rename_uses): Same.
25590 (get_new_name): Check for close_phi nodes.
25591 (copy_loop_phi_args): Use phi_node_kind.
25592 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
25593 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
25595 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25596 Sebastian Pop <s.pop@samsung.com>
25598 Revert commit r229783.
25599 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
25600 Remove use of parameter_rename_map.
25601 (copy_def): Remove.
25602 (copy_internal_parameters): Remove.
25603 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
25604 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
25605 (free_sese_info): Do not free parameter_rename_map.
25606 (set_rename): Do not use parameter_rename_map.
25607 (rename_uses): Update call to set_rename.
25608 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
25609 * sese.h (parameter_rename_map_t): Remove.
25610 (struct sese_info_t): Remove field parameter_rename_map.
25612 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25613 Sebastian Pop <s.pop@samsung.com>
25615 * graphite-isl-ast-to-gimple.c: Fix comment.
25616 * graphite-scop-detection.c (defined_in_loop_p): New.
25617 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
25618 names defined in loop.
25620 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25621 Sebastian Pop <s.pop@samsung.com>
25623 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
25624 Discard unstructured if-then-else regions.
25626 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25627 Sebastian Pop <s.pop@samsung.com>
25629 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
25630 (cleanup_loop_iter_dom): Remove.
25631 (build_loop_iteration_domains): Remove.
25632 (build_scop_context): Remove.
25633 (build_scop_iteration_domain): Remove.
25634 (add_loop_constraints): New.
25635 (build_iteration_domains): New.
25636 (build_poly_scop): Call build_iteration_domains.
25638 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25639 Sebastian Pop <s.pop@samsung.com>
25641 * graphite-scop-detection.c
25642 (scop_detection::harmful_loop_in_region): Free dom and loops.
25643 (scop_detection::loop_body_is_valid_scop): Free bbs.
25645 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25646 Sebastian Pop <s.pop@samsung.com>
25648 * graphite-scop-detection.c (record_loop_in_sese): New.
25649 (gather_bbs::before_dom_children): Call record_loop_in_sese.
25650 (build_scops): Remove call to build_sese_loop_nests.
25651 * sese.c (sese_record_loop): Remove.
25652 (build_sese_loop_nests): Remove.
25653 (new_sese_info): Remove region->loops.
25654 (free_sese_info): Same.
25655 * sese.h (sese_contains_loop): Same.
25656 (build_sese_loop_nests): Remove.
25657 (sese_contains_loop): Remove.
25659 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25660 Sebastian Pop <s.pop@samsung.com>
25662 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
25663 loop_is_valid_in_scop.
25664 (scop_detection::harmful_stmt_in_region): Renamed
25665 harmful_loop_in_region.
25666 Call loop_is_valid_in_scop.
25668 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25669 Sebastian Pop <s.pop@samsung.com>
25671 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
25674 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25675 Sebastian Pop <s.pop@samsung.com>
25677 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
25678 * graphite.h (struct poly_bb): Remove field is_reduction.
25679 (PBB_IS_REDUCTION): Remove.
25681 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
25682 Sebastian Pop <s.pop@samsung.com>
25684 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
25685 (add_pdr_constraints): Same.
25686 (scop_get_reads): Same.
25687 (scop_get_must_writes): Same.
25688 (scop_get_may_writes): Same.
25689 (scop_get_original_schedule): Same.
25690 (extend_schedule): Same.
25691 (apply_schedule_on_deps): Same.
25692 (carries_deps): Same.
25693 (compute_deps): Same.
25694 (scop_get_dependences): Same.
25695 * graphite-isl-ast-to-gimple.c
25696 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
25697 * graphite-optimize-isl.c (get_schedule_for_band): Same.
25698 (get_schedule_for_band_list): Same.
25699 (get_schedule_map): Same.
25700 (apply_schedule_map_to_scop): Same.
25701 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
25702 (build_loop_iteration_domains): Same.
25703 (add_condition_to_pbb): Same.
25704 (add_param_constraints): Same.
25705 (pdr_add_memory_accesses): Same.
25706 (pdr_add_data_dimensions): Same.
25708 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25710 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
25713 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
25715 * common.opt (feliminate-dwarf2-dups): Replace references to
25716 "DWARF 2" with just "DWARF".
25717 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
25718 * doc/extend.texi: Likewise.
25719 * doc/cpp.texi: Likewise.
25720 * doc/invoke.texi: Likewise.
25721 (Option Summary): Add -gdwarf to list of Debugging Options.
25722 (Debugging Options): Document -gdwarf.
25723 * doc/contrib.texi: Spell "DWARF" like that.
25725 2016-01-21 Jakub Jelinek <jakub@redhat.com>
25727 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
25728 warning. Fix up formatting.
25730 PR middle-end/67653
25731 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
25732 attempt to mark memory input operand addressable and
25733 call prepare_gimple_addressable in that case. Don't adjust
25734 input_location for diagnostics, use error_at instead.
25736 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
25738 * config/rs6000/ppc-auxv.h: New file.
25739 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
25740 (cpu_is): Likewise.
25741 (cpu_supports): Likewise.
25742 * config/rs6000/rs6000.c: include "ppc-auxv.h".
25743 (cpu_is_info): New variable.
25744 (cpu_supports_info): Likewise.
25745 (tcb_verification_symbol): Likewise.
25746 (cpu_builtin_p): Likewise.
25747 (cpu_expand_builtin): New function.
25748 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
25749 (rs6000_init_builtins): Likewise.
25750 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
25751 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
25752 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
25753 * configure: Regenerate.
25754 * config.in: Likewise.
25755 * doc/extend.texi (PowerPC Built-in Functions): Document
25756 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
25758 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
25761 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
25763 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
25766 2016-01-20 Richard Henderson <rth@redhat.com>
25772 * tree.c (tm_define_builtin): New.
25773 (find_tm_vector_type): New.
25774 (build_tm_vector_builtins): New.
25775 (build_common_builtin_nodes): Call it.
25777 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
25779 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
25780 (arm_fp_ok): Likewise.
25781 (arm_fp): Likewise.
25782 (arm_crypto): Likewise.
25784 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
25785 Richard Biener <rguenther@suse.de>
25787 PR tree-optimization/69328
25788 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
25789 vectors have same number of elements.
25790 (vectorizable_condition): Fix masked version recognition.
25792 2016-01-20 Richard Biener <rguenther@suse.de>
25794 PR tree-optimization/69345
25795 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
25796 (VN_INFO_PTR_INFO): Likewise.
25797 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
25798 info when it is equal between non-dominating SSA names.
25799 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
25800 Make sure to look at original SSA infos.
25802 2016-01-20 Jeff Law <law@redhat.com>
25805 * config/m68k/predicates.md (pow2_m1_operand): New predicate
25807 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
25808 (pc_or_label_operand): New predicate.
25809 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
25810 tests for small integers that are 2^n - 1.
25812 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
25814 * doc/invoke.texi (Options Summary): Add '.' after @xref.
25816 2016-01-19 Jeff Law <law@redhat.com>
25818 PR middle-end/69347
25819 * tree-ssa-threadbackwards.c
25820 (fsm_find_control_statement_thread_paths): Do not try to lookup
25821 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
25823 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
25825 * doc/lto.texi: Remove text that says only Gold has linker plugin
25828 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
25830 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
25831 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
25832 the DIE accordingly.
25833 (modified_type_die): Add REVERSE parameter and pass it recursively,
25834 as well as to base_type_die. Adjust presence check accordingly.
25835 (base_type_for_mode): Adjust call to modified_type_die.
25836 (add_type_attribute): Add REVERSE parameter and pass it to
25838 (generic_parameter_die): Adjust call to add_type_attribute.
25839 (add_scalar_info): Likewise.
25840 (add_subscript_info): Likewise.
25841 (gen_array_type_die): Likewise.
25842 (gen_descr_array_type_die): Likewise.
25843 (gen_entry_point_die): Likewise.
25844 (gen_enumeration_type_die): Likewise.
25845 (gen_formal_parameter_die): Likewise.
25846 (gen_subprogram_die): Likewise.
25847 (gen_variable_die ): Likewise.
25848 (gen_const_die): Likewise.
25849 (gen_field_die): Likewise.
25850 (gen_pointer_type_die): Likewise.
25851 (gen_reference_type_die): Likewise.
25852 (gen_ptr_to_mbr_type_die): Likewise.
25853 (gen_inheritance_die): Likewise.
25854 (gen_subroutine_type_die): Likewise.
25855 (gen_typedef_die): Likewise.
25856 (force_type_die): Adjust call to modified_type_die.
25858 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
25860 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
25861 flow throughout the file. Fix broken link to Objective-C 2.0
25863 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
25866 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25868 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
25870 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25873 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
25874 (maybe_record_node): Record cxa_pure_virtual as the only possible
25875 target if there are not ohter candidates.
25876 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
25878 2016-01-19 Richard Biener <rguenther@suse.de>
25880 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
25881 (get_memory_order): Likewise.
25883 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
25885 * tree-vect-stmts.c (vectorizable_store): Check
25888 2016-01-19 David Malcolm <dmalcolm@redhat.com>
25891 * gcc.c (driver::decode_argv): Add call to
25892 init_opts_obstack before init_options_struct.
25893 * opts.c (init_opts_obstack): Remove idempotency.
25894 (init_options_struct): Replace call to init_opts_obstack
25895 with a gcc_assert to verify that it has already been called.
25896 * toplev.c (toplev::main): Add call to init_opts_obstack before
25897 calls to init_options_struct.
25898 (toplev::finalize): Move cleanup of opts_obstack next to
25899 cleanup of save_decoded_options, clearing the latter, and
25900 save_decoded_options_count.
25902 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25905 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
25906 attribute to unconditional. Remove %? from output template.
25908 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25909 Jiong Wang <jiong.wang@arm.com>
25911 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
25912 generated from different expand order.
25914 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25916 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
25917 Add support for CCMP costing.
25919 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25921 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
25922 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
25923 (fccmpe<mode>): Likewise.
25924 (fcmp): Rename to fcmp and globalize pattern.
25926 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
25927 (aarch64_gen_ccmp_next): Add FP support.
25929 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
25931 * target.def (gen_ccmp_first): Update documentation.
25932 (gen_ccmp_next): Likewise.
25933 * doc/tm.texi (gen_ccmp_first): Update documentation.
25934 (gen_ccmp_next): Likewise.
25935 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
25936 expand_ccmp_expr_1. Improve comments.
25937 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
25938 (ccmp_ior<mode>): Remove pattern.
25939 (cmp<mode>): Remove expand.
25940 (cmp): Globalize pattern.
25941 (cstorecc4): Use cc_register.
25942 (mov<mode>cc): Remove ccmp_cc_register check.
25943 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
25944 Simplify after removal of CC_DNE/* modes.
25945 (aarch64_ccmp_mode_to_code): Remove.
25946 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
25947 In 'k' case use integer as condition.
25948 (aarch64_nzcv_codes): Remove inverted cases.
25949 (aarch64_code_to_ccmode): Remove.
25950 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
25951 comparison with CC register to be used in folowing CCMP/branch/CSEL.
25952 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
25953 pattern. Return the comparison with CC register. Invert conditions
25954 when bitcode is OR.
25955 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
25956 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
25958 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25960 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25961 instrumented_version.
25963 2016-01-19 Richard Biener <rguenther@suse.de>
25965 PR tree-optimization/69336
25966 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
25967 handled components with get_ref_base_and_extent.
25968 (equal_mem_array_ref_p): Adjust.
25970 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25973 * shrink-wrap.c: Include valtrack.h.
25974 (move_insn_for_shrink_wrap): Add DEBUG argument. If
25975 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
25976 in between insn and where it will be moved to. Call
25977 dead_debug_insert_temp.
25978 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25979 first and dead_debug_local_finish at the end.
25980 For uses and defs bitmap, handle all regs in between REGNO and
25981 END_REGNO, not just the first one.
25983 2016-01-19 Richard Biener <rguenther@suse.de>
25985 PR tree-optimization/69352
25986 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25987 (equal_mem_array_ref_p): Constrain size and max size properly.
25988 Compare the reverse flag.
25990 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25992 * ira.c (ira): Update regstat data if we deleted insns.
25994 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25996 PR rtl-optimization/68955
25997 PR rtl-optimization/64557
25998 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25999 here. Fix up formatting.
26000 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
26002 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26005 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
26006 assume that the node has body.
26007 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
26010 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26012 * lto-streamer-out.c (lto_output): Do not stream instrumentation
26015 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26017 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
26018 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
26020 2016-01-19 Martin Jambor <mjambor@suse.cz>
26021 Martin Liska <mliska@suse.cz>
26022 Michael Matz <matz@suse.de>
26024 * Makefile.in (OBJS): Add new source files.
26025 (GTFILES): Add hsa.c.
26026 * common.opt (disable_hsa): New variable.
26027 (-Whsa): New warning.
26028 * config.in (ENABLE_HSA): New.
26029 * configure.ac: Treat hsa differently from other accelerators.
26030 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
26031 $enable_offloading.
26032 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
26033 * doc/install.texi (Configuration): Document --with-hsa-runtime,
26034 --with-hsa-runtime-include, --with-hsa-runtime-lib and
26035 --with-hsa-kmt-lib.
26036 * doc/invoke.texi (-Whsa): Document.
26037 (hsa-gen-debug-stores): Likewise.
26038 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
26039 to invoke offload compiler for hsa acclerator.
26040 * opts.c (common_handle_option): Determine whether HSA offloading
26041 should be performed.
26042 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
26043 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
26044 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
26045 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
26046 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
26047 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
26048 GF_OMP_FOR_KIND_GRID_LOOP.
26049 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
26050 (pp_gimple_stmt_1): Likewise.
26051 * gimple-walk.c (walk_gimple_stmt): Likewise.
26052 * gimple.c (gimple_build_omp_grid_body): New function.
26053 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
26054 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
26055 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
26056 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
26057 GF_OMP_TEAMS_GRID_PHONY.
26058 (gimple_statement_omp_single_layout): Updated comments.
26059 (gimple_build_omp_grid_body): New function.
26060 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
26061 (gimple_omp_for_grid_phony): New function.
26062 (gimple_omp_for_set_grid_phony): Likewise.
26063 (gimple_omp_parallel_grid_phony): Likewise.
26064 (gimple_omp_parallel_set_grid_phony): Likewise.
26065 (gimple_omp_teams_grid_phony): Likewise.
26066 (gimple_omp_teams_set_grid_phony): Likewise.
26067 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
26068 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
26069 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
26070 (BUILT_IN_GOMP_TARGET): Updated type.
26071 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
26072 (adjust_for_condition): New function.
26073 (get_omp_for_step_from_incr): Likewise.
26074 (extract_omp_for_data): Moved parts to adjust_for_condition and
26075 get_omp_for_step_from_incr.
26076 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
26077 (fixup_child_record_type): Bail out if receiver_decl is NULL.
26078 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
26079 (scan_omp_parallel): Do not create child functions for phony
26081 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
26082 (scan_omp_1_op): Checking assert we are not remapping to
26083 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
26084 (parallel_needs_hsa_kernel_p): New function.
26085 (expand_parallel_call): Register apprpriate parallel child
26086 functions as HSA kernels.
26087 (grid_launch_attributes_trees): New type.
26088 (grid_attr_trees): New variable.
26089 (grid_create_kernel_launch_attr_types): New function.
26090 (grid_insert_store_range_dim): Likewise.
26091 (grid_get_kernel_launch_attributes): Likewise.
26092 (get_target_argument_identifier_1): Likewise.
26093 (get_target_argument_identifier): Likewise.
26094 (get_target_argument_value): Likewise.
26095 (push_target_argument_according_to_value): Likewise.
26096 (get_target_arguments): Likewise.
26097 (expand_omp_target): Call get_target_arguments instead of looking
26098 up for teams and thread limit.
26099 (grid_expand_omp_for_loop): New function.
26100 (grid_arg_decl_map): New type.
26101 (grid_remap_kernel_arg_accesses): New function.
26102 (grid_expand_target_kernel_body): New function.
26103 (expand_omp): Call it.
26104 (lower_omp_for): Do not emit phony constructs.
26105 (lower_omp_taskreg): Do not emit phony constructs but create for them
26106 a temporary variable receiver_decl.
26107 (lower_omp_taskreg): Do not emit phony constructs.
26108 (lower_omp_teams): Likewise.
26109 (lower_omp_grid_body): New function.
26110 (lower_omp_1): Call it.
26111 (grid_reg_assignment_to_local_var_p): New function.
26112 (grid_seq_only_contains_local_assignments): Likewise.
26113 (grid_find_single_omp_among_assignments_1): Likewise.
26114 (grid_find_single_omp_among_assignments): Likewise.
26115 (grid_find_ungridifiable_statement): Likewise.
26116 (grid_target_follows_gridifiable_pattern): Likewise.
26117 (grid_remap_prebody_decls): Likewise.
26118 (grid_copy_leading_local_assignments): Likewise.
26119 (grid_process_kernel_body_copy): Likewise.
26120 (grid_attempt_target_gridification): Likewise.
26121 (grid_gridify_all_targets_stmt): Likewise.
26122 (grid_gridify_all_targets): Likewise.
26123 (execute_lower_omp): Call grid_gridify_all_targets.
26124 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
26125 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
26126 (tree_omp_clause): Added union field dimension.
26127 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
26128 * tree.c (omp_clause_num_ops): Added number of arguments of
26129 OMP_CLAUSE__GRIDDIM_.
26130 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
26131 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
26132 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
26133 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
26134 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
26135 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
26136 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
26137 * tree-pass.h (make_pass_gen_hsail): Declare.
26138 (make_pass_ipa_hsa): Likewise.
26139 * ipa-hsa.c: New file.
26140 * lto-section-in.c (lto_section_name): Add hsa section name.
26141 * lto-streamer.h (lto_section_type): Add hsa section.
26142 * timevar.def (TV_IPA_HSA): New.
26143 * hsa-brig-format.h: New file.
26144 * hsa-brig.c: New file.
26145 * hsa-dump.c: Likewise.
26146 * hsa-gen.c: Likewise.
26149 * toplev.c (compile_file): Call hsa_output_brig.
26150 * hsa-regalloc.c: New file.
26152 2016-01-18 Jeff Law <law@redhat.com>
26154 PR tree-optimization/69320
26155 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
26156 ranged object, do nothing if the RHS constant is not [0..1].
26157 (optimize_stmt): Comparing a boolean ranged object against a
26158 constant outside [0..1] results in a compile-time constant.
26160 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
26163 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
26165 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26166 (Option Summary): Update to reflect new section and moved options.
26167 (C++ Dialect Options): Move -fstats to new section.
26168 (Debugging Options): Move all dump, statistics, and other GCC
26169 developer options to new section. Rewrite section introduction
26170 and re-order remaining options to put the more basic ones first.
26171 (Optimization Options): Move -fira-verbose and -flto-report* to
26173 (Developer Options): New section incorporating moved options.
26174 * doc/cppopts.texi (-dM): Update cross-reference.
26176 2016-01-18 Richard Henderson <rth@redhat.com>
26179 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
26180 operands to pseudo only if CSE is expected. Split long immediate
26181 operands only after reload, and for the stack pointer.
26182 (*add<GPI>3_pluslong): Remove.
26183 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
26184 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
26185 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
26186 (*add<GPI>3 peepholes): New.
26187 (*add<GPI>3 splitters): New.
26188 * config/aarch64/constraints.md (Upl): New.
26189 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
26191 2016-01-18 Richard Biener <rguenther@suse.de>
26193 PR tree-optimization/69297
26194 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
26196 (vect_bb_vectorization_profitable_p): Clear visited flag again.
26198 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
26200 PR middle-end/68542
26201 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
26202 of mixind vector and scalar types.
26203 (fold_relational_const): Add handling of vector
26204 comparison with boolean result.
26205 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
26206 comparison of vector operands with boolean result for EQ/NE only.
26207 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
26208 (verify_gimple_cond): Likewise.
26209 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
26212 2016-01-18 Joseph Myers <joseph@codesourcery.com>
26214 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
26217 2016-01-18 Richard Biener <rguenther@suse.de>
26219 PR middle-end/69308
26220 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
26222 2016-01-18 Tom de Vries <tom@codesourcery.com>
26224 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
26226 2016-01-18 Tom de Vries <tom@codesourcery.com>
26228 * omp-low.c (set_oacc_fn_attrib): Make extern.
26229 * omp-low.h (set_oacc_fn_attrib): Declare.
26230 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
26231 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
26232 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
26233 Add and handle function parameter oacc_kernels_p.
26234 (find_reduc_addr, get_omp_data_i_param): New function.
26235 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
26236 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
26237 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
26238 Calculate dominance info. Skip loops that are not in a kernels region
26239 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
26240 (pass_parallelize_loops::execute): Call parallelize_loops with
26241 oacc_kernels_p argument.
26242 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
26243 New member function.
26244 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
26245 * passes.def: Add argument to pass_parallelize_loops instantation.
26247 2016-01-18 Tom de Vries <tom@codesourcery.com>
26249 * tree-parloops.c (pass_parallelize_loops::execute): Allow
26250 pass_parallelize_loops to be run outside the loop pipeline.
26252 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26254 * tree-scalar-evolution.c (follow_copies_to_constant): New.
26255 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
26257 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26260 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
26261 using get_ref_base_and_extent.
26262 (equal_mem_array_ref_p): New.
26263 (hashable_expr_equal_p): Add call to previous.
26265 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
26268 * tree-sra.c (disqualified_constants, constant_decl_p): New.
26269 (sra_initialize): Allocate disqualified_constants.
26270 (sra_deinitialize): Free disqualified_constants.
26271 (disqualify_candidate): Update disqualified_constants when appropriate.
26272 (create_access): Scan for constant-pool entries as we go along.
26273 (scalarizable_type_p): Add check against type_contains_placeholder_p.
26274 (maybe_add_sra_candidate): Allow constant-pool entries.
26275 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
26276 (initialize_constant_pool_replacements): New.
26277 (sra_modify_assign): Avoid mangling assignments created by previous,
26278 and don't generate writes into constant pool.
26279 (sra_modify_function_body): Call initialize_constant_pool_replacements.
26281 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
26283 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
26284 andnot instruction.
26285 (scalar_chain::convert_op): Likewise.
26286 * config/i386/i386.md (*andndi3_doubleword): New.
26288 2016-01-18 Richard Biener <rguenther@suse.de>
26290 PR tree-optimization/69170
26291 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
26292 building a vector from scalar results of a pattern stmt.
26294 2016-01-18 Jakub Jelinek <jakub@redhat.com>
26296 * haifa-sched.c (autopref_multipass_init): Work around
26297 -Wmaybe-uninitialized warning.
26299 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
26301 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
26302 against the constant 0.
26304 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26306 PR tree-optimization/68799
26307 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
26308 look up phi candidates in the statement-candidate map.
26309 (phi_add_costs): Likewise.
26310 (record_phi_increments): Likewise.
26311 (phi_incr_cost): Likewise.
26312 (ncd_with_phi): Likewise.
26313 (all_phi_incrs_profitable): Likewise.
26315 2016-01-17 Jakub Jelinek <jakub@redhat.com>
26317 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
26318 -Wmaybe-uninitialized warning.
26320 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
26322 * doc/invoke.texi (Invoking GCC): Add new section to menu.
26323 (Option Summary): Update to reflect new section and moved options.
26324 (C++ Dialect Options): Move -fvtable-verify and related options.
26325 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
26326 and profiling-related options.
26327 (Optimization Options): Move profile generation options and
26328 -fstack-protector and related options.
26329 (Instrumentation Options): New section incorporating moved options.
26330 (Code Generation Options): Move -finstrument-functions and
26331 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
26333 2016-01-16 Tom de Vries <tom@codesourcery.com>
26335 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
26337 2016-01-16 Tom de Vries <tom@codesourcery.com>
26339 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
26341 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
26343 * hash-table.h (hash_table::empty): Turn into an inline wrapper
26344 that checks whether the table is already empty. Rename the
26345 original implementation to...
26346 (hash_table::empty_slot): ...this new private function.
26348 2016-01-15 David Malcolm <dmalcolm@redhat.com>
26350 PR diagnostic/68899
26351 * diagnostic-show-locus.c (layout::print_source_line): Move x
26352 offset of line until after call to
26353 get_line_width_without_trailing_whitespace.
26355 2016-01-15 Jeff Law <law@redhat.com>
26357 PR tree-optimization/69270
26358 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
26359 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
26360 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
26361 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
26362 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
26363 ssa_name_has_boolean_range and constant_boolean_node.
26365 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
26367 PR rtl-optimization/69030
26368 * lra-spills.c (remove_pseudos): Check nrefs and make the function
26370 (spill_pseudos): Delete debug insn for dead pseudo.
26371 (lra_spill): Initiate spill_hard_reg and slots memory separately.
26373 2016-01-15 Jiong Wang <jiong.wang@arm.com>
26375 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
26377 (TYPES_UNOPUS): Likewise.
26378 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
26379 builtin type, from UNOP to UNOPUS.
26380 (lbtruncuv4sf): Likewise.
26381 (lbtruncuv2df): Likewise.
26382 (lrounduv2sf): Likewise.
26383 (lrounduv4sf): Likewise.
26384 (lrounduv2df): Likewise.
26385 (lroundusf): Likewise.
26386 (lroundusf): Likewise.
26387 (lceiluv2sf): Likewise.
26388 (lceiluv4sf): Likewise.
26389 (lceiluv2df): Likewise.
26390 (lceilusf): Likewise.
26391 (lceiludf): Likewise.
26392 (lflooruv2sf): Likewise.
26393 (lflooruv4sf): Likewise.
26394 (lflooruv2df): Likewise.
26395 (lfloorusf): Likewise.
26396 (lfloorudf): Likewise.
26397 (lfrintnuv2sf): Likewise.
26398 (lfrintnuv4sf): Likewise.
26399 (lfrintnuv2df): Likewise.
26400 (lfrintnusf): Likewise.
26401 (lfrintnudf): Likewise.
26402 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
26404 (vcvtq_u32_f32): Likewise.
26405 (vcvtq_u64_f64): Likewise.
26406 (vcvta_u32_f32): Likewise.
26407 (vcvtaq_u32_f32): Likewise.
26408 (vcvtaq_u64_f64): Likewise.
26409 (vcvtm_u32_f32): Likewise.
26410 (vcvtmq_u32_f32): Likewise.
26411 (vcvtmq_u64_f64): Likewise.
26412 (vcvtn_u32_f32): Likwise.
26413 (vcvtnq_u32_f32): Likewise.
26414 (vcvtnq_u64_f64): Likewise.
26415 (vcvtp_u32_f32): Likewise.
26416 (vcvtpq_u32_f32): Likewise.
26417 (vcvtpq_u64_f64): Likewise.
26418 (vcvtmd_u64_f64): Likewise.
26419 (vcvtms_u32_f32): Likewise.
26420 (vcvtad_u64_f64): Likewise.
26421 (vcvtas_u32_f32): Likewise.
26422 (vcvtnd_u64_f64): Likewise.
26423 (vcvtns_u32_f32): Likewise.
26424 (vcvtpd_u64_f64): Likewise.
26425 (vcvtps_u32_f32): Likewise.
26427 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26429 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
26430 CSEL of zero_extended registers.
26432 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26434 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
26435 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
26437 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26439 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
26440 false when argument string is not found in the attributes table
26443 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
26446 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
26447 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
26448 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
26449 precision estimate.
26451 2016-01-15 Richard Biener <rguenther@suse.de>
26453 PR tree-optimization/66856
26454 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
26455 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
26456 (vect_create_new_slp_node): Increment stmt reference count.
26457 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
26458 an SLP tree before swapping operands.
26459 (vect_build_slp_tree): Likewise.
26460 (destroy_bb_vec_info): Free stmt info after SLP instances.
26461 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
26462 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
26463 (STMT_VINFO_NUM_SLP_USES): New macro.
26465 2016-01-15 Richard Biener <rguenther@suse.de>
26468 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
26469 (add_linkage_name): ... here.
26470 (gen_typedef_die): Use add_linkage_name_raw instead of
26471 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
26474 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
26476 * gimplify.c (oacc_default_clause): Decode reference and pointer
26477 types for both kernels and parallel regions.
26479 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
26481 PR middle-end/69246
26482 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
26484 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26486 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
26487 (convert_scalars_to_vector): Likewise.
26489 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
26491 * doc/extend.texi (Type Traits): Fix grammar.
26493 2016-01-15 Martin Jambor <mjambor@suse.cz>
26495 * tree-inline.c (remap_decl): Use existing dclarations if
26496 remapping a type and prevent_decl_creation_for_types.
26497 (replace_locals_stmt): Do an initial remapping of non-VLA typed
26498 decls first. Do real remapping with
26499 prevent_decl_creation_for_types set.
26500 * tree-inline.h (copy_body_data): New field
26501 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
26504 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26506 * config/s390/s390.opt (mmvcle): More verbose help text.
26508 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
26510 * config/s390/s390.opt: Add period to -mzvector option text.
26512 2016-01-15 Richard Biener <rguenther@suse.de>
26514 PR tree-optimization/68961
26515 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
26516 of invariants in stores again.
26518 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
26520 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
26522 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
26524 * config/i386/i386.c (ix86_expand_branch): Don't split
26525 DI mode xor instruction to SI mode.
26527 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26530 * ipa-icf.c (sem_function::merge): Virtual functions may become
26531 reachable even if they address is not taken and there are no
26534 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
26536 * lto-streamer-out.c (subtract_estimated_size): New function.
26537 (get_symbol_initial_value): Use it.
26539 2016-01-15 Christian Bruel <christian.bruel@st.com>
26542 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
26543 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
26544 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
26545 use add_builtin_function_ext_scope instead of add_builtin_function.
26546 (neon_set_p, neon_crypto_set_p): Remove.
26547 (arm_init_builtins): Always call arm_init_neon_builtins and
26548 arm_init_crypto_builtins.
26549 (arm_expand_builtin): Check that builtins are allowed for the arch.
26550 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
26551 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
26552 arm_init_neon_builtins call.
26554 2016-01-15 Richard Biener <rguenther@suse.de>
26556 PR tree-optimization/69117
26557 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
26558 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
26559 of the leader conservatively.
26560 (free_scc_vn): Restore original SSA name infos.
26562 2016-01-14 Jeff Law <law@redhat.com>
26564 PR tree-optimization/69270
26565 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
26566 single bit of precision, verify it's also unsigned.
26567 (record_edge_info): Use constant_boolean_node rather than fold_convert
26568 to convert boolean_true/boolean_false to the right type.
26570 2016-01-14 Richard Henderson <rth@redhat.com>
26573 * loop-doloop.c (record_reg_sets): New.
26574 (doloop_optimize): Reject the transform if the sequence
26575 clobbers registers live at the end of the loop block.
26576 (doloop_optimize_loops): Enable df_live if needed.
26578 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
26580 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
26581 * config/rs6000/rs6000.c: Likewise.
26582 * config/rs6000/rs6000.h: Likewise.
26583 * config/rs6000/rs6000.md: Likewise.
26584 * doc/extend.texi: Likewsie.
26586 2016-01-14 Jeff Law <law@redhat.com>
26588 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
26591 2016-01-14 Richard Henderson <rth@redhat.com>
26595 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
26596 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
26597 instead of builtin_decl_declared_p to test for declaration.
26599 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
26601 * doc/loop.texi (Loop Analysis and Representation): Document
26602 loop_depth function.
26604 2016-01-14 Tom de Vries <tom@codesourcery.com>
26606 PR tree-optimization/68773
26607 * omp-low.c (expand_omp_target): Don't set force_output.
26608 * varpool.c (varpool_node::get_create): Same.
26609 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
26610 offload_funcs with force_output.
26612 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26615 * lra-eliminations.c (move_plus_up): Don't change anything if either
26616 the outer or inner subreg mode is not MODE_INT.
26617 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
26618 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
26620 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26622 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
26623 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
26624 reduc_uplus_@var{m}): Remove.
26625 * expr.c (expand_expr_real_2): Remove expansion path for
26626 reduc_[us](min|max|plus) optabs.
26627 * optabs-tree.c (scalar_reduc_to_vector): Remove.
26628 * optabs-tree.h (scalar_reduc_to_vector): Remove.
26629 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
26630 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
26631 * tree-vect-loop.c (vectorizable_reduction): Remove test for
26632 reduc_[us](min|max|plus) optabs.
26634 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
26636 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
26637 (reduc_plus_scal_v2sf): New.
26638 (reduc_smax_v2sf): Rename to...
26639 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
26640 (reduc_smin_v2sf): Rename to...
26641 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
26643 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
26645 * alias.c (compare_base_symbol_refs): New function.
26646 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
26649 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26651 PR middle-end/68146
26652 PR tree-optimization/69155
26653 * tree-complex.c: Include cfganal.h.
26654 (phis_to_revisit): New variable.
26655 (extract_component): Add phiarg_p argument. Assert that returned
26656 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
26657 (update_phi_components): Partly rewrite to use loop over real/imag
26658 components instead of code duplication. If extract_component returns
26659 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
26660 create_tmp_reg into the PHI node instead, and mention the phi triplet
26661 in phis_to_revisit.
26662 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
26663 in phis_to_revisit at the end.
26665 2016-01-14 Richard Biener <rguenther@suse.de>
26667 PR tree-optimization/68060
26668 * tree-vect-loop.c (vect_is_simple_reduction): Check the
26669 outer loop reduction is only used in the inner loop before
26670 detecting a double reduction.
26672 2016-01-14 Jakub Jelinek <jakub@redhat.com>
26675 * combine.c (expand_field_assignment): Punt if compute_mode is
26676 unsupported scalar mode.
26678 2016-01-14 Richard Biener <rguenther@suse.de>
26680 PR tree-optimization/66856
26681 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
26682 SLP node only if it built successfully.
26683 (vect_analyze_slp_instance): Adjust.
26685 2016-01-14 Jeff Law <law@redhat.com>
26687 PR tree-optimization/69270
26688 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
26689 (record_edge_info): Use it. Convert boolean_{true,false}_node
26690 to the type of op0.
26692 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
26695 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
26696 use block_ultimate_origin
26697 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
26699 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26701 * doc/invoke.texi (Submodel Options): Rename section to
26702 "Machine-Dependent Options" to better reflect its content.
26703 Rewrite introductory text to remove archaic CPU names.
26706 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
26708 * doc/invoke.texi (Code Gen Options): Move section up in file,
26709 before target-specific options. Update menu and option summary
26710 to reflect the new section ordering.
26712 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26714 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
26715 (C++ Dialect Options): Add cross-reference to -std option.
26716 * doc/standards.texi (C++ Language): Document C++14 support.
26718 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
26720 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
26721 for pack/unpack functions for __ibm128.
26722 (PACK_IF): Likewise.
26723 (UNPACK_IF): Likewise.
26725 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
26726 support for __ibm128 pack/unpack functions.
26727 (rs6000_invalid_builtin): Likewise.
26728 (rs6000_init_builtins): Likewise.
26729 (rs6000_opt_masks): Likewise.
26731 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
26732 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
26734 (RS6000_BTM_COMMON): Likewise.
26736 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
26737 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
26738 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
26739 128-bit floating point. Add support for the double values to be
26740 in Altivec registers for TF/IF packing and unpacking, but restrict
26741 TD packing sub-fields to be FPR registers. Don't allow overlapped
26742 register support for packing. Allow pack inputs to be memory
26743 locations. Don't build generator functions for unpack<mode>_dm
26744 and unpack<mode>_nodm.
26745 (unpack<mode>_dm): Likewise.
26746 (unpack<mode>_nodm): Likewise.
26747 (pack<mode>): Likewise.
26749 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
26750 built-in functions to pack/unpack explicit __ibm128 values.
26751 (__builtin_unpack_ibm128): Likewise.
26753 * doc/extend.texi (PowerPC Built-in Functions): Document
26754 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
26756 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
26759 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
26760 Add new arg loc and pass it down as context.
26761 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
26762 to the location to use for the warning.
26763 (check_function_arguments): New arg loc. All callers changed. Pass
26764 it to check_function_nonnull.
26765 * c-common.h (check_function_arguments): Adjust declaration.
26767 2016-01-13 Jakub Jelinek <jakub@redhat.com>
26769 PR tree-optimization/69156
26770 * gimple.c (validate_type): Removed.
26771 (gimple_builtin_call_types_compatible_p): Use
26772 useless_type_conversion_p instead of validate_type.
26773 * value-prof.c (gimple_stringop_fixed_value): Fold
26774 icall_size to correct type.
26776 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
26778 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
26781 2016-01-13 Richard Henderson <rth@redhat.com>
26784 * target.def (builtin_tm_load, builtin_tm_store): Remove.
26785 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
26786 (ix86_builtin_tm_store): Remove.
26787 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26788 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26789 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
26790 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
26791 * doc/tm.texi: Rebuild.
26793 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
26794 (BUILT_IN_TM_MEMCPY_RTWN): New.
26795 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
26796 fallback from vector to integer helpers.
26797 (build_tm_load): Handle vector types directly, instead of
26799 (build_tm_store): Likewise.
26800 (expand_assign_tm): Prepare for register types not handled by
26801 the above. Copy them to memory and use memcpy.
26802 * tree.c (tm_define_builtin): New.
26803 (find_tm_vector_type): New.
26804 (build_tm_vector_builtins): New.
26805 (build_common_builtin_nodes): Call it.
26807 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
26809 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
26810 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
26812 2016-01-13 Tom de Vries <tom@codesourcery.com>
26814 PR tree-optimization/69169
26815 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
26816 handled_struct_type param.
26817 (create_variable_info_for, intra_create_variable_infos): Call
26818 create_variable_info_for_1 with extra arg.
26820 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
26822 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
26823 and "armv8.1-a+crc" entries.
26825 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
26828 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
26829 Change first operand predicate from register_or_constm1_operand
26830 to register_operand.
26831 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
26832 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
26833 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
26834 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
26835 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
26836 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
26837 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
26838 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
26839 comparison with constm1_rtx from vec_prefetch_gen part.
26841 2016-01-13 Richard Biener <rguenther@suse.de>
26843 PR tree-optimization/69013
26844 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
26845 Exchange assert for a test.
26847 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26850 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
26852 2016-01-13 Richard Biener <rguenther@suse.de>
26854 PR tree-optimization/69242
26855 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
26856 assert with a check.
26858 2016-01-13 Richard Biener <rguenther@suse.de>
26860 PR tree-optimization/69186
26861 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
26862 Properly guard vect_update_misalignment_for_peel call.
26864 2016-01-12 Jeff Law <law@redhat.com>
26866 PR tree-optimization/pr67755
26867 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
26868 "need_profile_correction".
26869 (thread_block_1): Initialize new field to false by default. If we
26870 have multiple thread paths through a common joiner to different
26871 final targets, then set new field to true.
26872 (compute_path_counts): Only do count adjustment when it's really
26875 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26877 * doc/invoke.texi (Spec Files): Move section down in file, past
26878 all command-line option descriptions.
26880 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26882 PR middle-end/54809
26883 * doc/gty.texi: Remove documentation of mark_hook.
26884 * gengtype.c (struct write_types_data): Remove code to support
26885 mark_hook attribute.
26886 (walk_type): Likewise.
26887 (write_func_for_structure): Likewise.
26889 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26891 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
26892 Directory Options, and -specs= to Overall Options.
26893 (Overall Options): Adjust similarly. Reorder to group related
26894 options together. Make -specs= cross-reference the spec file details.
26895 (Directory Options): Adjust similarly.
26897 2016-01-12 Jeff Law <law@redhat.com>
26899 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
26901 2016-01-12 Olivier Hainque <hainque@adacore.com>
26903 * gcc.c (spec_undefvar_allowed): New global.
26904 (process_command): Set to true when running for --version or --help,
26906 (getenv_spec_function): When the variable is not defined, use the
26907 variable name as the variable value if we're allowed not to issue
26910 2016-01-12 Bin Cheng <bin.cheng@arm.com>
26912 PR tree-optimization/68911
26913 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
26914 information computed for expression "init + nit * step".
26916 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
26918 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
26919 about name of GCC executable. Remove deleted node from menu.
26920 (Directory Options) <-B>: Remove cross-reference to deleted node.
26921 (Target Options): Delete section.
26923 2016-01-12 Christian Bruel <christian.bruel@st.com>
26926 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
26927 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
26929 2016-01-12 Jakub Jelinek <jakub@redhat.com>
26932 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
26933 aligned_mem is properly set for AVX512-VL floating point masked
26937 * ifcvt.c (cond_exec_process_if_block): When removing the last
26938 insn from then_bb, remove also any possible barriers that follow it.
26940 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
26944 * config/i386/iamcu.h (SIZE_TYPE): New macro.
26945 (PTRDIFF_TYPE): Likewise.
26946 (WCHAR_TYPE): Likewise.
26947 (WCHAR_TYPE_SIZE): Likewise.
26948 (STDINT_LONG32): Likewise.
26950 2016-01-12 Richard Biener <rguenther@suse.de>
26952 PR tree-optimization/69053
26953 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
26954 convert initial value for cond reductions.
26956 2016-01-12 Richard Biener <rguenther@suse.de>
26958 PR tree-optimization/69007
26959 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
26960 widen_sum after dot_prod and sad.
26962 2016-01-12 Richard Biener <rguenther@suse.de>
26964 PR tree-optimization/69168
26965 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
26966 pattern stmt SLP type.
26967 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
26968 end up unused so cope with that case.
26970 2016-01-12 Richard Biener <rguenther@suse.de>
26972 PR tree-optimization/69157
26973 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
26974 stmts def type only during analyze phase.
26975 (vectorizable_call): Likewise.
26976 (vectorizable_simd_clone_call): Likewise.
26977 (vectorizable_conversion): Likewise.
26978 (vectorizable_assignment): Likewise.
26979 (vectorizable_shift): Likewise.
26980 (vectorizable_operation): Likewise.
26981 (vectorizable_store): Likewise.
26982 (vectorizable_load): Likewise.
26984 2016-01-12 Richard Biener <rguenther@suse.de>
26986 PR tree-optimization/69174
26987 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26989 (vectorizable_load): Properly compute the number of loads needed
26990 for permuted strided SLP loads and do not spuriously assign
26991 to SLP_TREE_VEC_STMTS.
26993 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26995 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26996 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26997 (MD_EXEC_PREFIX): Remove.
26998 (MD_STARTFILE_PREFIX) Removee.
26999 (FILE_NAME_ABSOLUTE_P): Remove.
27000 (CPP_SPEC): Do not read macros from sys/version.h.
27001 (LINK_COMMAND_SPEC): Remove.
27002 (LOCAL_INCLUDE_DIR): Remove.
27003 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
27004 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
27005 (POST_LINK_SPEC): Define to invoke stubify after linker
27006 (LIBSTDCXX): Remove define
27007 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
27008 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
27009 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
27010 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
27011 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
27012 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
27013 (i386_djgpp_asm_named_section): Add propotype of new procedure
27015 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
27016 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
27017 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
27018 in config/i386/djgpp.h).
27019 (STANDARD_STARTFILE_PREFIX_2): Define identical to
27020 STANDARD_STARTFILE_PREFIX_1.
27021 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
27022 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
27023 installation errors.
27024 (MAX_OFILE_ALIGNMENT): Define to 128.
27025 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
27027 * config/i386/djgpp.c: New file. Add implementation of
27028 i386_djgpp_asm_named_section.
27030 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
27032 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
27033 Add rule for building djgpp.o.
27035 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27037 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
27038 (rtx_is_swappable_p): Reductions are swappable.
27039 (insn_is_swappable_p): V2DF reductions are swappable.
27041 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
27043 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
27044 reloads for other unsupported memory operands.
27046 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
27047 Jim Wilson <jim.wilson@linaro.org>
27050 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
27051 copy_to_mode_reg instead of force_reg.
27053 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27056 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
27057 TARGET_80387 is true.
27059 2016-01-11 Jakub Jelinek <jakub@redhat.com>
27062 * lra-eliminations.c (move_plus_up): Only move plus up
27063 if subreg of the constant can be simplified into constant
27064 and use the simplified subreg of the constant instead of
27065 the original constant.
27067 * fold-const.c (fold_convertible_p): Don't return true
27068 for conversion of VECTOR_TYPE to same sized integral type.
27069 (fold_convert_loc): Fix up formatting. Fold conversion of
27070 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
27071 instead of NOP_EXPR.
27073 PR tree-optimization/69214
27074 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
27075 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
27078 PR tree-optimization/69207
27079 * tree-vect-slp.c (vect_get_constant_vectors): For
27080 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
27081 fold_convertible_p to vector_type's element type, and always
27082 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
27084 2016-01-11 Richard Biener <rguenther@suse.de>
27086 PR tree-optimization/69173
27087 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
27088 fixup the cycle if all stmts are in a pattern.
27090 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
27092 PR middle-end/68999
27093 * alias.c (base_alias_check): Move check for addresses with
27094 alignment ANDs before the call for compare_base_decls.
27095 (memrefs_conflict_p): Return -1 for different decls
27096 that went through alignment adjustments.
27098 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27100 PR rtl-optimization/68796
27101 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
27102 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
27103 and QImode comparisons against zero with CC_NZmode.
27104 * config/aarch64/iterators.md (short_mask): New mode_attr.
27106 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
27108 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
27109 (<avx512>_store<mode>_mask): Likewise.
27111 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
27112 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27114 PR rtl-optimization/68841
27115 * ifcvt.c (struct noce_if_info): Add orig_x field.
27116 (bbs_ok_for_cmove_arith): Add to_rename parameter.
27117 Don't record conflicts on to_rename if it's present.
27118 Allow memory destinations in sets.
27119 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
27120 blocks, passing orig_x to the checks.
27121 (noce_process_if_block): Set if_info->orig_x appropriately.
27123 2016-01-11 Tom de Vries <tom@codesourcery.com>
27125 PR tree-optimization/69069
27126 * tree-parloops.c (create_parallel_loop): Add missing phi args.
27128 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
27130 PR rtl-optimization/68920
27131 * config/i386/i386.c (ix86_option_override_internal): Restrict number
27132 of conditional moves for RTL if-conversion to 1 for
27133 TARGET_ONE_IF_CONV_INSN.
27134 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
27135 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
27136 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
27137 parameter to restirct number of conditional moves for
27139 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
27140 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
27143 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
27146 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
27147 onepart vars. Fix typo in comment. Fix reversed condition in
27149 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
27152 * var-tracking.c (dump_onepart_variable_differences): New.
27153 (dataflow_set_different): If a detailed dump is requested,
27154 delay early returns and dump differences between onepart
27155 variables present before and after, and added variables.
27157 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
27160 * expr.c (expand_expr_real_1): For boolean vector constants
27161 with a scalar mode use const_scalar_mask_from_tree.
27162 (const_scalar_mask_from_tree): New.
27163 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
27164 assigned to a mask type to handle constants.
27166 2016-01-11 Martin Jambor <mjambor@suse.cz>
27169 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
27170 useless parameters if we cannot change function signature.
27172 2016-01-11 Martin Jambor <mjambor@suse.cz>
27175 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
27178 2016-01-11 Tom de Vries <tom@codesourcery.com>
27180 PR tree-optimization/69109
27181 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
27184 2016-01-11 Tom de Vries <tom@codesourcery.com>
27186 PR tree-optimization/69108
27187 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
27188 res is not used in a phi.
27190 2016-01-11 Yury Gribov <y.gribov@samsung.com>
27193 * common.opt (frandom-seed): Fix parameter name.
27194 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
27196 2016-01-11 Tom de Vries <tom@codesourcery.com>
27198 PR tree-optimization/69058
27199 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
27202 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
27204 * config/arc/arc.opt (mdiv-rem): Add period to the end.
27205 (mcode-density): Likewise.
27207 2016-01-10 Tom de Vries <tom@codesourcery.com>
27209 PR tree-optimization/69062
27210 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
27211 (parallelize_loops): Don't paralelize loop that has phi with address
27214 2016-01-10 Tom de Vries <tom@codesourcery.com>
27216 PR tree-optimization/69039
27217 * tree-parloops.c (try_create_reduction_list): Only allow single exit
27220 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
27222 PR middle-end/68743
27223 * match.pd: Require target has function_c99_misc before doing
27224 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
27226 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
27228 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
27230 * configure: Regenerate.
27232 2016-01-09 Jakub Jelinek <jakub@redhat.com>
27234 PR middle-end/50865
27235 PR tree-optimization/69097
27236 * fold-const.h (expr_not_equal_to): New prototype.
27237 * fold-const.c: Include stringpool.h and tree-ssanames.h.
27238 (expr_not_equal_to): New function.
27239 * match.pd (X % -Y is the same as X % Y): Don't optimize
27240 unless X is known not to be equal to minimum or Y is known
27241 not to be equal to -1.
27242 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
27243 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
27244 (simplify_stmt_using_ranges): Adjust caller.
27245 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
27246 substitute_and_fold.
27248 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
27250 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
27253 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27255 PR tree-optimization/69167
27256 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
27257 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
27259 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
27261 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27262 Richard Biener <rguenther@suse.de>
27264 PR tree-optimization/68707
27265 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
27266 instances that can be handled via vect_load_lanes.
27268 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
27270 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
27271 if we can't determine address equivalence.
27272 * alias.c (compare_base_decl): Update for changed return value of
27273 symtab_node::equal_address_to.
27275 2016-01-08 Jason Merrill <jason@redhat.com>
27279 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
27280 * expr.c (store_field): Not here.
27281 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
27282 call with TREE_ADDRESSABLE type.
27283 * tree-cfg.c (verify_gimple_call): Adjust.
27285 2016-01-08 Olivier Hainque <hainque@adacore.com>
27287 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
27290 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
27292 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
27293 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
27294 (reduc_smin_v2sf): Rename to...
27295 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
27296 (reduc_splus_v2sf): Rename to...
27297 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
27299 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27301 PR tree-optimization/69162
27302 * gimplify.c (gimplify_va_arg_expr): Encode original type of
27303 valist argument in another argument.
27304 (gimplify_modify_expr): Adjust for the above change. Cleanup.
27305 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
27306 to determine the va_list type, build a MEM_REF instead of
27307 build_fold_indirect_ref.
27309 PR tree-optimization/69172
27310 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
27313 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
27315 PR tree-optimization/67781
27316 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
27317 and cmpnop in two steps: first the ones not accessed in original
27318 gimple expression in a endian independent way and then the ones not
27319 accessed in the final result in an endian-specific way.
27321 2016-01-08 Jakub Jelinek <jakub@redhat.com>
27323 PR tree-optimization/69083
27324 * tree-vect-slp.c (vect_get_constant_vectors): For
27325 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
27326 element type. If op is fold_convertible_p to vector_type's element
27327 type, use NOP_EXPR instead of VCE.
27329 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
27331 PR rtl-optimization/67778
27332 PR rtl-optimization/68634
27333 PR rtl-optimization/68909
27334 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
27335 block from the stack until done with it. Remove a superfluous
27336 bitmap set. Remove a superfluous bitmap test.
27338 2016-01-07 Martin Sebor <msebor@redhat.com>
27341 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
27342 constraint on the type of arguments.
27344 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
27346 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
27347 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
27348 unaligned_access on the gcc_options set.
27349 * config/arm/arm.c (arm_option_override_internal): Use
27350 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
27352 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27355 * config/i386/i386.c (ix86_frame_pointer_required): Enable
27356 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
27358 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
27361 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27364 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27365 depending on frame_pointer_needed before remaining integer and SSE
27366 registers are saved.
27368 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
27371 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
27373 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
27376 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
27377 Use the "xBm" constraint.
27378 (float<sseintvecmodelower><mode>2<mask_name><round_name):
27380 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
27381 (sse_cvtsi2ssq<round_name>): Likewise.
27382 (sse_cvtss2si<round_name>): Likewise.
27383 (sse_cvtss2siq<round_name>): Likewise.
27384 (sse2_cvtsi2sdq<round_name>): Likewise.
27385 (sse2_cvtsd2si<round_name>): Likewise.
27386 (sse2_cvtsd2siq<round_name>): Likewise.
27387 * config/i386/subst.md (round_nimm_scalar_predicate): New
27390 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
27392 PR middle-end/67639
27393 * varasm.c (make_decl_rtl): Mark invalid register vars as
27396 PR rtl-optimization/66206
27397 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
27398 All callers changed.
27400 2016-01-07 Jakub Jelinek <jakub@redhat.com>
27402 PR tree-optimization/69141
27403 * tree-ssa-pre.c: Include langhooks.h.
27404 (eliminate_dom_walker::before_dom_children): Use
27405 lang_hooks.decl_printable_name instead of
27406 cgraph_node::get ()->name ().
27408 PR middle-end/68960
27409 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
27410 it and DECL_ALIGN too.
27412 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
27414 * config/mips/mips-ftypes.def: Sort to lexicographical order.
27416 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
27419 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
27420 depending on frame_pointer_needed before remaining integer and SSE
27421 registers are saved.
27423 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27425 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
27426 mode iterator with VSX_M2.
27427 (*p9_vecstore_<mode>): Likewise.
27428 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
27429 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
27430 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
27431 (define_split for VSX_LE128 stores): Likewise.
27432 (define_peephole2 for TImode LE swaps): Likewise.
27433 (define_split for VSX_LE128 post-reload stores): Likewise.
27435 2016-01-06 Marek Polacek <polacek@redhat.com>
27438 * convert.c (convert_to_integer_1): Adjust call to
27439 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
27440 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
27441 EXPR instead of ARG.
27442 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
27444 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27447 * doc/extend.texi (RL78 Variable Attributes): New section.
27449 2016-01-05 Marek Polacek <polacek@redhat.com>
27452 * builtins.c (get_memmodel): Use expansion point location rather than
27453 the input location. Call warning_at rather than warning.
27454 (expand_builtin_atomic_compare_exchange): Likewise.
27455 (expand_builtin_atomic_load): Likewise.
27456 (expand_builtin_atomic_store): Likewise.
27457 (expand_builtin_atomic_clear): Likewise.
27459 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27462 * config/i386/i386.c (ix86_expand_vector_logical_operator):
27463 Replace nonimmediate_operand with vector_operand.
27464 * config/i386/predicates.md (vector_operand): New predicate.
27465 (general_vector_operand): Replace nonimmediate_operand with
27467 * config/i386/sse.md: Replace nonimmediate_operand with
27468 vector_operand and m constraint with Bm constraint on SSE
27469 patterns with 16-byte memory operand.
27470 * config/i386/subst.md (round_nimm_predicate): Replace
27471 nonimmediate_operand with vector_operand.
27472 (round_saeonly_nimm_predicate): Likewise.
27473 (round_saeonly_nimm_scalar_predicate): New.
27475 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
27478 * config/i386/constraints.md (Bm): New constraint.
27479 * config/i386/predicates.md (vector_memory_operand): New
27481 * config/i386/sse.md: Replace xm with xBm in plusminus and
27482 any_logic patterns.
27484 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27487 * doc/extend.texi (V850 Function Attributes): New section.
27488 (V850 Variable Attributes): New section.
27490 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
27493 * doc/extend.texi (MicroBlaze Function Attributes): Document
27494 interrupt_handler and fast_interrupt attributes.
27496 2016-01-05 Sergei Trofimovich <siarheit@google.com>
27499 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
27500 for local symbolic operands.
27501 * config/ia64/predicates.md (local_symbolic_operand64): New
27504 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27506 PR rtl-optimization/68651
27507 * combine.c (combine_simplify_rtx): Canonicalize x + x into
27510 2016-01-05 Nathan Sidwell <nathan@acm.org>
27512 * alias.c (compare_base_decls): Use symtab_node::get.
27514 2016-01-05 Nick Clifton <nickc@redhat.com>
27517 * ira-costs.c (copy_cost): Initialise the t_icode field of the
27518 secondary_reload_info structure.
27521 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
27522 decls if weak support is available.
27524 2016-01-04 Martin Sebor <msebor@redhat.com>
27526 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
27528 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
27530 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
27531 OPTION_MASK_P9_DFORM.
27533 * config/rs6000/constraints.md (wo constraint): New constraint for
27536 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
27538 (rs6000_init_hard_regno_mode_ok): Likewise.
27540 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
27543 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
27544 expanders not to have constraints. Add support for ISA 3.0 xxperm
27545 instruction. Add support for fusing xxlor with xxperm.
27546 (altivec_vperm_<mode>_internal): Likewise.
27547 (altivec_vperm_v8hiv16qi): Likewise.
27548 (altivec_vperm_<mode>v16q): Likewise.
27549 (altivec_vperm_<mode>_uns): Likewise.
27550 (vperm_v8hiv4si): Likewise.
27551 (vperm_v16qiv8hi): Likewise.
27553 * doc/md.texi (RS/6000 constraints): Document wo constraint.
27555 2016-01-04 Jakub Jelinek <jakub@redhat.com>
27557 Update copyright years.
27559 * gcc.c (process_command): Update copyright notice dates.
27560 * gcov-dump.c (print_version): Ditto.
27561 * gcov.c (print_version): Ditto.
27562 * gcov-tool.c (print_version): Ditto.
27563 * gengtype.c (create_file): Ditto.
27564 * doc/cpp.texi: Bump @copying's copyright year.
27565 * doc/cppinternals.texi: Ditto.
27566 * doc/gcc.texi: Ditto.
27567 * doc/gccint.texi: Ditto.
27568 * doc/gcov.texi: Ditto.
27569 * doc/install.texi: Ditto.
27570 * doc/invoke.texi: Ditto.
27572 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27574 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
27575 modes larger than TImode as TImode if NEON is not enabled.
27577 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27580 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
27581 mode for %f0-%f31 only if TARGET_FPU.
27583 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
27586 * config/sparc/sparc.c (scan_record_type): Take into account subfields
27587 to compute the PACKED_P predicate.
27588 (function_arg_record_value): Minor tweaks.
27590 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
27592 * doc/install.texi (--with-multilib-list): Describe the meaning of the
27593 option for arm*-*-* targets.
27595 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
27597 * doc/extend.texi (Common Function Attributes): Move docs for
27598 MSP430-specific attributes to....
27599 (MSP430 Function Attributes): ...here. Delete the redundant
27600 entries and copy-edit the remaining text.
27601 (MSP430 Variable Attributes): Use uniform format for index
27602 entries and add a cross-reference to the corresponding function
27605 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
27607 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
27609 (x86 Options): Likewise.
27611 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27615 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
27616 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
27617 to corresponding attribute.
27619 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
27621 * doc/extend.texi (Common Function Attributes) <noplt>: Move
27622 to correct alphabetization of table. Copy-edit and correct
27624 <stack_protect>: Likewise.
27625 <target_clones>: Likewise.
27627 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
27628 Correct punctuation.
27629 (Code Gen Options) <-fno-plt>: Copy-edit.
27631 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
27634 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
27635 SI values. Explicitly convert SI to DI and vice-versa.
27637 2016-01-01 Jakub Jelinek <jakub@redhat.com>
27639 PR tree-optimization/69070
27640 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
27641 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
27644 * ubsan.c (ubsan_instrument_float_cast): Call
27645 initialize_sanitizer_builtins.
27648 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
27650 Copyright (C) 2016 Free Software Foundation, Inc.
27652 Copying and distribution of this file, with or without modification,
27653 are permitted in any medium without royalty provided the copyright
27654 notice and this notice are preserved.