1 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
3 * dwarf2out.c (dwarf2out_early_global_decl): For nested
4 functions, call dwarf2out_decl on the parent function first.
6 2016-10-12 Richard Biener <rguenther@suse.de>
8 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
11 2016-10-12 Richard Biener <rguenther@suse.de>
13 * tree-ssa-propagate.c
14 (substitute_and_fold_dom_walker::before_dom_children): Do not
15 ignore ASSERT_EXPRs but only preserve them.
16 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
17 that have been propagated into.
18 (vrp_finalize): Enable DCE for substitute_and_fold.
20 2016-10-12 Richard Biener <rguenther@suse.de>
22 PR tree-optimization/77920
23 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
24 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
25 (simplify_abs_using_ranges): Likewise.
26 (simplify_conversion_using_ranges): Likewise.
27 (simplify_stmt_using_ranges): Adjust.
29 2016-10-12 Jakub Jelinek <jakub@redhat.com>
31 PR tree-optimization/77929
32 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
33 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
35 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
38 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
39 needs a base register for arg 1.
41 2016-10-12 Jakub Jelinek <jakub@redhat.com>
43 * common.opt (Wimplicit-fallthrough) Turn into alias to
44 -Wimplicit-fallthrough=3. Remove EnabledBy.
45 (Wimplicit-fallthrough=): New option.
46 * gimplify.c (warn_implicit_fallthrough_r): Use
47 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
48 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
49 to -Wimplicit-fallthrough=3.
50 (-Wimplicit-fallthrough=): Document.
52 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
54 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
55 and GEU in DImode if TARGET_SUBXC.
56 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
57 (seqdi<W:mode>_zero_subxc): Delete.
58 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
59 (neg_seqdi<W:mode>_zero_vis3): Delete.
60 (plus_seqdi<W:mode>_zero): Likewise.
61 (minus_seqdi<W:mode>_zero): Likewise.
62 (plus_plus_sltu<W:mode>): Accept only register.
63 (addx<W:mode>): Likewise.
64 (plus_sltu<W:mode>_vis3): Likewise.
65 (plus_plus_sltu<W:mode>_vis3): Likewise.
66 (neg_sgeu<W:mode>_vis3): Delete.
67 (minus_sgeu<W:mode>_vis3): Likewise.
68 (addxc<W:mode>): Accept only registers.
69 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
70 (minus_neg_sltu<W:mode>_subxc): Accept only register.
71 (neg_plus_sltu<W:mode>_subxc): Likewise.
72 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
73 (minus_minus_sltu<W:mode>_subxc): Accept only register.
74 (sgeu<W:mode>_insn_subxc): Delete.
75 (plus_sgeu<W:mode>_subxc): Likewise.
76 (subxc<W:mode>): Accept only register.
77 (scc splitter): Split always GEU again.
79 2016-10-11 Jeff Law <law@redhat.com>
81 PR tree-optimization/77424
82 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
83 dead conditionals. Assert that all e->aux fields are NULL.
85 2016-10-11 David Malcolm <dmalcolm@redhat.com>
87 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
88 operand-printing "switch" statement into...
89 (print_rtx_operand_code_0): ...this new function, ...
90 (print_rtx_operand_code_e): ...this new function, ...
91 (print_rtx_operand_codes_E_and_V): ...this new function, ...
92 (print_rtx_operand_code_i): ...this new function, ...
93 (print_rtx_operand_code_r): ...this new function, ...
94 (print_rtx_operand_code_u): ...this new function, ...
95 (print_rtx_operand): ...and this new function.
97 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
99 * config/alpha/alpha-passes.def: New file.
100 * config/alpha/t-alpha: New file.
101 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
102 (make_pass_handle_trap_shadows): New prototype.
103 (make_pass_align_insns): Ditto.
104 * config/alpha/alpha.c (alpha_option_override): Don't register
106 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
108 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
111 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
112 distinct __ibm128 IBM extended double type if long doubles are
113 128-bits and the default format for long double is IEEE 128-bit.
115 2016-10-11 Richard Biener <rguenther@suse.de>
117 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
118 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
119 (verify_die): New function.
120 (dwarf2out_finish): Call it.
121 (output_line_info): Handle case of -gsplit-dwarf without
122 DWARF2_ASM_LINE_DEBUG_INFO.
124 2016-10-11 Richard Biener <rguenther@suse.de>
127 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
128 sub-chains of BLOCK_VARS and gimple_bind_vars.
130 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
132 * config/i386/znver1.md : Fix imov/imovx load type reservations.
134 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
136 * config/sparc/sparc.opt (msubxc): New option.
137 * doc/invoke.texi (SPARC options): Document it and tidy up.
138 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
139 * doc/tm.texi: Regenerate.
140 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
142 (CCX_NOOV): Rename into...
146 * config/sparc/predicates.m (fcc_register_operand): Simplify.
147 (fcc0_register_operand): Likewise.
148 (icc_register_operand): New.
149 (icc_or_fcc_register_operand): Simplify.
150 (nz_comparison_operator): New.
151 (c_comparison_operator): Likewise.
152 (noov_compare_operator): Rename into...
153 (icc_comparison_operator): ...this. Use above predicates.
154 (noov_compare64_operator): Rename into...
155 (v9_comparison_operator): ...this and tidy up.
156 (fcc_comparison_operator): New.
157 (icc_or_fcc_comparison_operator): Likewise.
158 (v9_register_compare_operator): Rename info...
159 (v9_register_comparison_operator): ...this.
160 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
161 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
163 (sparc_fixed_condition_code_regs): New function.
164 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
165 renaming and add support for CCC/CCXC.
166 (output_cbranch): Likewise.
167 (sparc_print_operand): Likewise.
168 (gen_v9_scc): Remove obsolete assertion.
169 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
170 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
171 (output_cbcond): Remove bogus handling of CC modes.
172 (sparc_register_move_cost): Return 100 for NO_REGS.
173 * config/sparc/sparc.md (W): New mode iterator.
174 (length): Adjust for noov_compare64_operator renaming.
175 (cmpsi_sne): New instruction.
176 (cmpdi_sne): Likewise.
177 (seqdi_special): Delete.
178 (seqdi_special): Likewise.
179 (snesi<P:mode>_special): Likewise.
180 (snedi_special): Likewise.
181 (snedi_special_vis3): Likewise.
182 (snesi patterns): Use W iterator.
183 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
184 (sltu patterns): Likewise.
185 (sgeu patterns): Likewise.
186 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
187 (normal_branch): Use icc_comparison_operator predicate.
188 (inverted_branch): Likewise.
189 (cbcond_sp32): Use comparison_operator predicate.
190 (cbcond_sp64): Likewise.
191 (normal_int_branch_sp64): Adjust for renaming
192 (inverted_int_branch_sp64): Likewise.
193 (mov<I:mode>_cc_reg_sp64): Likewise.
194 (movsf_cc_reg_sp6): Likewise.
195 (movdf_cc_reg_sp64): Likewise.
196 (movtf_cc_reg_hq_sp64): Likewise.
197 (movtf_cc_reg_sp64): Likewise.
198 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
199 (movsf_cc_v9): Likewise.
200 (movdf_cc_v9): Likewise.
201 (movtf_cc_hq_v9): Likewise.
202 (movtf_cc_v9): Likewise.
203 (adddi3): Call gen_adddi3_sp32.
204 (adddi3_insn_sp32): Rename to...
205 (adddi3_sp32): ...this. Accept only register_operand as operand #1
206 and use CCCmode for the carry.
207 (addx_extend_sp32): Use CCCmode for the carry.
208 (addx_extend_sp64): Delete.
209 (adddi3_extend_sp32): Use CCCmode for the carry.
210 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
211 (subdi3): Call gen_subdi3_sp32.
212 (subdi3_insn_sp32): Rename to...
213 (subdi3_sp32): ...this and use CCmode for the carry.
214 (subx_extend_sp32): Use CCCmode for the carry.
215 (subx_extend_sp64): Delete.
216 (subdi3_extend_sp32): Use CCmode for the carry.
217 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
218 (negdi3): Call gen_negdi3_sp32.
219 (negdi3_sp32): Use CCCmode for the carry.
220 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
221 (cmp_nz_ashift_1): Use CCNZ mode.
222 (cmp_nz_set_ashift_1): Likewise.
223 (ctrapsi4): Use comparison_operator predicate.
224 (ctrapdi4): Likewise.
225 (trapsi_insn): Use icc_comparison_operator predicate.
226 (trapdi_insn): Likewise.
227 (edge8 patterns): Use CCNZmode.
228 (edge16 patterns): Likewise.
229 (edge32 patterns): Likewise.
231 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
233 * config/visium/visium-modes.def (CC_NOOV): Rename into...
235 (CC_BTST): Rename into...
237 * config/visium/predicates.md (real_add_operand): New.
238 (visium_btst_operator): Rename into...
239 (visium_equality_comparison_operator): ...this.
240 (visium_noov_operator): Rename into...
241 (visium_nz_comparison_operator): ...this.
242 (visium_c_comparison_operator): New.
243 (visium_branch_operator): Adjust and deal with all CC modes.
244 * config/visium/visium.c (visium_adjust_cost): Adjust.
245 (visium_split_double_add): Use the *_set_carry patterns.
246 (visium_select_cc_mode): Add support for CCC mode and adjust.
247 (output_cbranch): Adjust and use the carry-based operators for
248 floating-point comparisons.
249 * config/visium/visium.md (flags_subst_arith): Adjust.
250 (addsi3_insn_set_carry): New instruction.
251 (subsi3_insn_set_carry): Likewise.
252 (negsi2_insn_set_carry): Likewise.
254 (cmp<mode>_sne): Likewise.
255 (cbranch<mode>4): Use ordered_comparison_operator.
256 (cbranch<mode>4_insn): Likewise.
257 (cbranchsi4_btst_insn): Adjust.
259 2016-10-11 Tom de Vries <tom@codesourcery.com>
262 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
265 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
267 * tree.h (build_complex_type): Add second parameter with default.
268 * tree.c (build_complex_type): Add NAMED second parameter and adjust
269 recursive call. Create a TYPE_DECL only if NAMED is true.
270 (build_common_tree_nodes): Pass true in calls to build_complex_type.
272 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
274 New avr-passes.def to register AVR specific passes.
276 * config/avr/avr-passes.def: New file.
277 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
278 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
279 (make_avr_pass_recompute_note): New proto.
280 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
281 (avr_pass_recompute_notes): Use anonymous namespace.
282 (avr_register_passes): Remove function...
283 (avr_option_override): ...and its call.
285 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
287 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
288 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
289 PTF_AVOID_BRANCHLIKELY_SPEED for others.
290 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
292 * config/mips/mips.c (mips_option_override): Enable the branch
293 likely depending on the tune flags and optimization level.
294 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
295 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
296 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
297 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
299 2016-10-11 Richard Biener <rguenther@suse.de>
301 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
302 (output_function): Properly stream the whole block tree.
303 * lto-streamer-in.c (input_function): Likewise.
305 2016-10-11 Marek Polacek <polacek@redhat.com>
307 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
309 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
311 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
312 (evrp_dom_walker::before_dom_children): Infer and push new value
313 ranges for x in y < x.
315 2016-10-10 Joseph Myers <joseph@codesourcery.com>
318 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
319 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
320 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
321 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
322 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
323 (IA64_NO_LIBGCC_TFMODE): Likewise.
325 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
327 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
330 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
332 * config.gcc: Add aarch64-*-freebsd* support.
333 * config.host: Likewise.
334 * config/aarch64/aarch64-freebsd.h: New file.
335 * config/aarch64/t-aarch64-freebsd: Ditto.
337 2016-10-10 Jeff Law <law@redhat.com>
339 PR tree-optimization/71947
340 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
341 B with A within a single statement.
343 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
345 PR tree-optimization/77824
346 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
347 zero cost for copies.
348 (find_candidates_dom_walker::before_dom_children): Replace
349 MODIFY_EXPR with SSA_NAME.
350 (replace_mult_candidate): Likewise.
351 (replace_profitable_candidates): Likewise.
353 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
355 * config/s390/s390.h: Wrap more macros args in brackets and fix
357 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
359 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
361 2016-10-10 Andreas Schwab <schwab@suse.de>
364 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
365 pseudo is not DImode.
367 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
369 * common/config/arc/arc-common.c (arc_option_optimization_table):
370 Remove compact casesi option.
371 * config/arc/arc.c (arc_override_options): Use compact casesi
372 option only for pre-ARCv2 cores.
373 * doc/invoke.texi (mcompact-casesi): Update text.
375 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
377 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
378 Add macro to say we can efficiently handle overlapping unaligned
380 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
381 poor code for processors older than p8.
383 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
385 * gen-pass-instances.awk: Remove GNUism.
387 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
389 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
390 NULL of (*ipcp_transformations)][node->uid].
392 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
394 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
395 (MALLOC_ABI_ALIGNMENT): Define.
397 2016-10-09 Jakub Jelinek <jakub@redhat.com>
399 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
400 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
401 VAR_OR_FUNCTION_DECL_P macros.
402 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
403 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
404 chkp_find_bounds_1): Likewise.
405 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
406 * hsa-gen.c (get_symbol_for_decl): Likewise.
407 * cgraphunit.c (check_global_declaration, analyze_functions,
408 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
410 * gimple-fold.c (can_refer_decl_in_current_unit_p,
411 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
413 * tree.c (set_decl_section_name, copy_node_stat,
414 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
415 merge_dllimport_decl_attributes, handle_dll_attribute,
416 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
417 verify_type): Likewise.
418 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
419 find_explicit_erroneous_behavior): Likewise.
420 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
421 * ipa.c (process_references): Likewise.
422 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
423 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
424 notice_global_symbol, assemble_variable, mark_decl_referenced,
425 build_constant_desc, output_constant_def_contents, do_assemble_alias,
426 make_decl_one_only, default_section_type_flags,
427 categorize_decl_for_section, default_encode_section_info): Likewise.
428 * trans-mem.c (requires_barrier): Likewise.
429 * gimple-expr.c (mark_addressable): Likewise.
430 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
431 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
432 expand_debug_expr): Likewise.
433 * tree-dump.c (dequeue_and_dump): Likewise.
434 * ubsan.c (instrument_bool_enum_load): Likewise.
435 * tree-pretty-print.c (print_declaration): Likewise.
436 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
437 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
438 * asan.c (asan_protect_global, instrument_derefs): Likewise.
439 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
440 pass_build_ssa::execute): Likewise.
441 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
442 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
444 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
446 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
447 can_be_nonlocal, remap_decls, copy_debug_stmt,
448 initialize_inlined_parameters, add_local_variables,
449 reset_debug_binding, replace_locals_op): Likewise.
450 * dse.c (can_escape): Likewise.
451 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
453 * tree-diagnostic.c (default_tree_printer): Likewise.
454 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
455 unpack_ts_decl_with_vis_value_fields,
456 lto_input_ts_decl_common_tree_pointers): Likewise.
457 * builtins.c (builtin_save_expr, fold_builtin_expect,
458 readonly_data_expr): Likewise.
459 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
460 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
462 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
463 * gimplify.c (force_constant_size, gimplify_bind_expr,
464 gimplify_decl_expr, gimplify_var_or_parm_decl,
465 gimplify_compound_lval, gimplify_init_constructor,
466 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
467 gimplify_type_sizes): Likewise.
468 * cgraphbuild.c (record_reference, record_type_list, mark_address,
469 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
470 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
471 remove_unused_locals): Likewise.
472 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
473 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
474 * function.c (instantiate_expr, instantiate_decls_1,
475 setjmp_vars_warning, add_local_decl): Likewise.
476 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
478 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
479 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
480 optimize_va_list_gpr_fpr_size): Likewise.
481 * tree-nrv.c (pass_nrv::execute): Likewise.
482 * tsan.c (instrument_expr): Likewise.
483 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
484 * vtable-verify.c (verify_bb_vtables): Likewise.
485 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
486 get_ref_base_and_extent): Likewise.
487 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
489 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
490 analyze_all_variable_accesses): Likewise.
491 * tree-nested.c (get_nonlocal_debug_decl,
492 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
493 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
494 get_local_debug_decl, convert_local_omp_clauses,
495 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
497 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
498 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
499 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
500 dbxout_symbol, dbxout_common_check): Likewise.
501 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
502 string_constant): Likewise.
503 * hsa.c (hsa_get_declaration_name): Likewise.
504 * passes.c (rest_of_decl_compilation): Likewise.
505 * tree-ssanames.c (make_ssa_name_fn): Likewise.
506 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
507 pack_ts_decl_with_vis_value_fields,
508 write_ts_decl_common_tree_pointers): Likewise.
509 * stor-layout.c (place_field): Likewise.
510 * symtab.c (symtab_node::maybe_create_reference,
511 symtab_node::verify_base, symtab_node::make_decl_local,
512 symtab_node::copy_visibility_from,
513 symtab_node::can_increase_alignment_p): Likewise.
514 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
515 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
516 fortran_common, add_location_or_const_value_attribute,
517 add_scalar_info, add_linkage_name, set_block_abstract_flags,
518 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
519 optimize_one_addr_into_implicit_ptr,
520 optimize_location_into_implicit_ptr): Likewise.
521 * gimple-low.c (record_vars_into): Likewise.
522 * ipa-visibility.c (update_vtable_references): Likewise.
523 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
525 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
526 DFS::DFS_write_tree_body, write_symbol): Likewise.
527 * langhooks.c (lhd_warn_unused_global_decl,
528 lhd_set_decl_assembler_name): Likewise.
529 * attribs.c (decl_attributes): Likewise.
530 * except.c (output_ttype): Likewise.
531 * varpool.c (varpool_node::get_create, ctor_for_folding,
532 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
533 * fold-const.c (fold_unary_loc): Likewise.
534 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
535 ipa_find_agg_cst_from_init): Likewise.
536 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
537 expand_omp_target, lower_omp_regimplify_p,
538 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
539 find_link_var_op): Likewise.
540 * tree-chrec.c (chrec_contains_symbols): Likewise.
541 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
542 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
543 execute_fixup_cfg): Likewise.
545 PR tree-optimization/77901
546 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
547 if ranges[i].exp is SSA_NAME when looking for >= and only when
548 ranges[i].exp is NULL or SSA_NAME when looking for the other
551 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
553 * ipa-cp.c (ipcp_alignment_lattice): Remove.
554 (ipcp_param_lattices): Remove field alignment.
555 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
556 (set_all_contains_variable): Remove call to
557 ipcp_alignment_lattice::set_to_bottom.
558 (initialize_node_lattices): Likewise.
559 (propagate_alignment_accross_jump_function): Remove.
560 (propagate_constants_accross_call): Remove call to
561 propagate_alignment_accross_jump_function.
562 (ipcp_store_alignment_results): Remove.
563 (ipcp_driver): Remove call to ipcp_store_alignment_results.
564 (propagate_bits_accross_jump_function): Handle ancestor jump function.
565 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
566 pretty-printing of alignment jump function.
567 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
568 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
569 alignments and remove computing ipa_alignment jump function.
570 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
571 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
572 (ipa_read_jump_function): Remove reading of ipa_alignment.
573 (write_ipcp_transformation_info): Remove streaming for alignment
575 (read_ipcp_transformation_info): Remove reading of alignment
577 (ipcp_update_alignments): Remove.
578 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
580 (ipcp_transform_function): Remove call to ipcp_update_alignments()
581 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
582 * ipa-prop.h (ipa_alignment): Remove.
583 (ipa_jump_func): Remove field alignment.
584 (ipcp_transformation_summary): Remove field alignments.
585 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
586 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
587 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
589 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
591 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
593 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
595 (visium_expand_fp_cstore): Likewise.
597 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
599 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
600 * diagnostic.c (warning_at_rich_loc_n): New function.
601 (diagnostic_n_impl_richloc): Likewise.
602 (diagnostic_n_impl): Move most of the function to
603 diagnostic_n_impl_richloc and call it.
605 2016-10-08 Jakub Jelinek <jakub@redhat.com>
607 * gen-pass-instances.awk: Rewritten.
608 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
609 $(PASSES_EXTRA) after passes.def to the script.
610 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
611 * config/i386/i386-passes.def: New file.
612 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
613 make_pass_stv): Declare.
614 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
616 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
618 (pass_stv::clone, pass_stv::set_pass_param): New methods.
619 (pass_stv::timode_p): New non-static data member.
620 (ix86_option_override): Don't register passes here.
622 * doc/invoke.texi: Document accepting Else, fallthrough.
624 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
627 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
628 FALLTHRU comment styles.
630 2016-10-07 Andrew Pinski <apinski@cavium.com>
632 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
633 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
634 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
636 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
638 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
640 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
641 (AARCH64_ARCH): Likewise.
642 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
644 (AARCH64_CORE): Likewise.
645 (AARCH64_ARCH): Likewise.
646 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
647 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
648 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
649 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
650 (AARCH64_ARCH): Likewise.
651 (AARCH64_CORE): Likewise.
652 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
653 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
654 (AARCH64_CORE): Likewise.
655 (AARCH64_ARCH): Likewise.
657 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
659 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
660 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
661 floating point type infrastructre, and -mfloat128 that enables the
662 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
663 if -mfloat128-type. Define __ibm128 to be long double by default.
664 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
665 the IEEE 128-bit floating point type infrastructure should
666 automatically be enabled.
667 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
668 instead of -mfloat128 to enable KFmode.
669 (rs6000_option_override_internal): Split the option -mfloat128
670 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
671 systems, automatically set -mfloat128-type, but don't enable it on
672 other operating systems. Move setting the long double size and
673 IEEE quad support before the IEEE 128-bit floating point changes.
674 (rs6000_init_builtins): Do not create a unique type for __ibm128
675 if long double is IBM extended double, instead rely on __ibm128
676 being defined as 'long double'. If -mfloat128-type and not
677 -mfloat128, create the KFmode type with an undocumented __ieee128
679 (rs6000_init_libfuncs): Use -mfloat128-type instead of
680 -mfloat128 for tests about the types, but keep tests for
681 -mfloat128 to enable the keyword support.
682 (rs6000_complex_function_value): Likewise.
683 (rs6000_scalar_mode_supported_p): Likewise.
684 (rs6000_floatn_mode): Likewise.
685 (rs6000_c_mode_for_suffix): Likewise.
686 (rs6000_opt_masks): Add -mfloat128-type.
687 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
688 -mfloat128-type being split from -mfloat128. Add
689 -mfloat128-hardware, which was missing.
690 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
691 -mfloat128 and -mfloat128-type:
692 (-mfloat128-type): Likewise.
693 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
694 that 64-bit Linux systems with enable -mfloat128-type by default
696 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
697 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
698 -mfloat128-type instead of -mfloat128.
699 (FLOAT128_2REG_P): Likewise.
700 (MASK_FLOAT128_TYPE): Likewise.
701 (ALTIVEC_ARG_MAX_RETURN): Likewise.
702 (RS6000_BTM_FLOAT128): Likewise.
703 (TARGET_FLOAT128): Poison old identifiers.
704 (OPTION_MASK_FLOAT128): Likewise.
705 (MASK_FLOAT128): Likewise.
706 * config/rs6000/rs6000.md (FP): Likewise.
707 (FLOAT128): Likewise.
708 (fix_trunc<mode>di2): Likewise.
709 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
710 (floatdi<mode>2): Likewise.
711 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
712 (neg<mode>2, FLOAT128 iterator): Likewise.
713 (abs<mode>2, FLOAT128 iterator): Likewise.
714 (ieee_128bit_negative_zero): Likewise.
715 (ieee_128bit_vsx_neg<mode>2): Likewise.
716 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
717 (ieee_128bit_vsx_abs<mode>2): Likewise.
718 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
719 (ieee_128bit_vsx_nabs<mode>2): Likewise.
720 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
721 (extendiftf2): Likewise.
722 (extendifkf2): Likewise.
723 (extendtfkf2): Likewise.
724 (trunciftf2): Likewise.
725 (truncifkf2): Likewise.
726 (trunckftf2): Likewise.
727 (trunctfif2): Likewise.
728 (extendkftf2): Likewise.
729 (trunctfkf2): Likewise.
731 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
733 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
734 before merging in bytes to pass down to real_from_target.
736 2016-10-07 Richard Biener <rguenther@suse.de>
738 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
740 (substitute_and_fold_dom_walker::before_dom_children):
741 Substitute and fold before pass specific folding to avoid
742 feeding that with SSA names that will be later released.
743 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
744 introduced by folding and visited by evaluate_stmt called during
746 (likely_value): Likewise.
747 (evaluate_stmt): Likewise.
748 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
749 (simplify_div_or_mod_using_ranges): Likewise.
750 (simplify_min_or_max_using_ranges): Likewise.
751 (simplify_abs_using_ranges): Likewise.
752 (simplify_conversion_using_ranges): Likewise.
753 (simplify_float_conversion_using_ranges): Likewise.
754 (simplify_stmt_using_ranges): Likewise.
756 2016-10-07 Marek Polacek <polacek@redhat.com>
758 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
759 FALLTHROUGH_LABEL_P here...
760 (warn_implicit_fallthrough_r): ...not here.
762 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
764 PR tree-optimization/77880
765 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
768 2016-10-07 Marek Polacek <polacek@redhat.com>
771 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
773 2016-10-07 Richard Biener <rguenther@suse.de>
775 * bitmap.h: Document constraints on bitmap modification while
778 2016-10-07 Richard Biener <rguenther@suse.de>
780 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
781 * bitmap.h (bmp_iter_set): When advancing to the next element
782 check that we didn't remove the current one.
783 (bmp_iter_and): Likewise.
784 (bmp_iter_and_compl): Likewise.
785 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
786 we currently iterate on but keep a one-level queue.
787 * sched-deps.c (remove_from_deps): Do not clear current bit
788 but keep a one-level queue.
790 2016-10-07 Jakub Jelinek <jakub@redhat.com>
792 PR tree-optimization/77664
793 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
794 for the other ranges.
795 (optimize_range_tests_diff): Fix up formatting.
796 (optimize_range_tests_var_bound): New function.
797 (optimize_range_tests): Use it.
799 2016-10-07 Martin Liska <mliska@suse.cz>
801 * coverage.c (build_gcov_exit_decl): Fix priority what
804 2016-10-07 Richard Biener <rguenther@suse.de>
806 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
807 vars in gimple_bind_vars but not in BLOCK_VARS.
809 2016-10-07 Richard Biener <rguenther@suse.de>
811 PR tree-optimization/77879
812 * tree-ssa-structalias.c (handle_const_call): Properly handle
814 (handle_pure_call): Likewise.
816 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
818 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
819 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
822 2016-10-06 Andrew Pinski <apinski@cavium.com>
824 * config/aarch64/aarch64-cores.def: Add a comment before each
827 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
829 PR tree-optimization/77862
830 * tree-vrp.c (add_equivalence): Use get_value_range so that
831 num_vr_values is checked before accessing vr_values.
833 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
835 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
838 2016-10-05 Jeff Law <law@redhat.com>
840 PR tree-optimization/71661
841 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
842 removal of a forwarder exposes a new natural loop.
844 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
846 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
847 Introduce ssesuffix variable.
848 (<mask_codefor><code><mode>3<mask_name>): Ditto.
849 (*<code><mode>3): Ditto.
851 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
853 * postreload.c (reload_cse_simplify): Skip also USE when detecting
856 2016-10-06 Richard Biener <rguenther@suse.de>
858 PR tree-optimization/77855
859 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
860 instead of removing the current item while iterating over the set
863 2016-10-06 James Clarke <jrtc27@jrtc27.com>
864 Eric Botcazou <ebotcazou@adacore.com>
867 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
868 (classify_registers): Don't set it
869 (function_arg_slotno): Don't initialize and test it. Tidy up.
871 2016-10-06 Richard Biener <rguenther@suse.de>
873 PR tree-optimization/77839
874 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
877 2016-10-06 Martin Liska <mliska@suse.cz>
879 * gcc.c: Set -fprofile-update=atomic when profiling is
880 enabled and -pthread is set. Warn when one combines
881 -pthread and -fprofile-update=single for an app using
884 2016-10-06 Martin Liska <mliska@suse.cz>
887 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
888 * gimple-ssa-strength-reduction.c (slsr_process_cast):
889 Initialize a pointer to NULL.
890 (slsr_process_copy): Likewise.
891 * input.c (location_get_source_line): Likewise.
892 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
894 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
896 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
897 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
898 (ix86_handle_option): Deleted handle of OPT_mpcommit.
899 * config.gcc: Deleted pcommitintrin.h
900 * config/i386/pcommitintrin.h: Deleted file.
901 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
902 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
904 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
906 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
907 (PTA_PCOMMIT): Deleted define.
908 (ix86_option_override_internal): Deleted handle of option.
909 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
910 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
911 __builtin_ia32_pcommit): Deleted.
912 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
913 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
914 (pcommit): Deleted instruction.
915 * config/i386/i386.opt: Mention -mpcommit deprecation.
916 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
918 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
921 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
923 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
924 Use <round_constraint> as operand 1 constraint.
926 2016-10-05 Jakub Jelinek <jakub@redhat.com>
929 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
930 (ubsan_instrument_float_cast): And not here.
933 * ubsan.c (ubsan_ids): New GTY(()) array.
934 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
935 instead of static local counters.
937 2016-10-05 Martin Sebor <msebor@redhat.com>
940 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
941 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
942 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
943 (default_printf_pointer_format): Define function.
944 * targhooks.c (linux_printf_pointer_format): Define new function.
945 * targhooks.h (linux_printf_pointer_format): Declare.
946 (gnu_libc_printf_pointer_format): Remove declaration.
948 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
950 * fold-const.c (native_encode_real): Fix logic for selecting offset
951 to write to when BYTES_BIG_ENDIAN.
953 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
955 * builtins.c (fold_builtin_strchr): Remove function.
956 (fold_builtin_strrchr): Likewise.
957 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
958 * gimple-fold.c (target_char_cst_p): New function.
959 (gimple_fold_builtin_strchr) Add more foldings.
960 (gimple_fold_builtin): Add index, strrchr, rindex cases.
962 2016-10-05 Richard Biener <rguenther@suse.de>
965 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
966 capture ids in c-exprs.
968 2016-10-05 Richard Biener <rguenther@suse.de>
971 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
972 with types_match for GIMPLE code gen to handle type mismatched
974 (dt_operand::gen): Adjust.
975 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
978 2016-10-05 Richard Biener <rguenther@suse.de>
980 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
982 2016-10-05 Richard Biener <rguenther@suse.de>
985 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
987 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
989 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
990 version check to protect only DW_TAG_imported_module generation.
992 2016-10-05 Richard Biener <rguenther@suse.de>
995 * match.pd (min(a,-a) -> -abs(a)): New pattern.
997 2016-10-04 Ian Lance Taylor <iant@golang.org>
999 * explow.c (allocate_dynamic_stack_space): Call
1000 do_pending_stack_adjust before handling flag_split_stack.
1002 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1004 * genattrtab.c (make_internal_attr): Supply dummy column number to
1007 * genoutput.c (init_insn_for_nothing): Likewise.
1008 * gensupport.c (add_define_attr): Likewise.
1009 * read-md.c (message_at_1): Print column number.
1010 (fatal_with_file_and_line): Likewise.
1011 (rtx_reader::read_char): Track column numbers.
1012 (rtx_reader::unread_char): Likewise.
1013 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1014 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1015 (rtx_reader::handle_file): Initialize m_read_md_colno.
1016 (rtx_reader::get_current_location): Supply column number to
1018 * read-md.h (struct file_location): Add field "colno".
1019 (file_location::file_location): Likewise.
1020 (rtx_reader::get_colno): New accessor.
1021 (rtx_reader::m_read_md_colno): New field.
1022 (rtx_reader::m_last_line_colno): New field.
1024 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1026 * doc/extend.texi (Java Exceptions): Remove.
1027 (java_interface): Remove.
1029 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1031 PR tree-optimization/77808
1032 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1033 and addr are different before copying points-to information.
1035 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1037 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1038 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1039 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1040 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1042 2016-10-04 Richard Biener <rguenther@suse.de>
1044 PR tree-optimization/77399
1045 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1046 verify the target can convert.
1048 2016-10-04 Richard Biener <rguenther@suse.de>
1051 * explow.c (plus_constant): Verify the mode of the constant
1052 pool offset before calling plus_constant.
1054 2016-10-04 Richard Biener <rguenther@suse.de>
1057 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1058 type support, mark with :C.
1059 (X / -X -> -1): Mark with :C.
1061 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1063 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1064 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1065 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1066 * doc/tm.texi: Regenerated.
1067 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1068 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1069 * config/darwin.h (JCR_SECTION_NAME): Remove.
1070 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1071 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1072 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1073 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1074 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1075 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1077 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1079 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1080 between "because" and "param" in dump message in call to fprintf.
1082 2016-10-03 Jeff Law <law@redhat.com>
1084 PR tree-optimization/71550
1085 PR tree-optimization/71403
1086 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1087 (profitable_jump_thread_path): Also return boolean indicating if
1088 the realized path will create an irreducible loop.
1089 Remove loop depth tests from 71403.
1090 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1091 from 71403. If threading will create an irreducible loop, then
1092 throw away loop iteration and related information.
1094 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1096 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1097 -Woverloaded-virtual checks for warning options.
1098 * configure: Regenerate.
1100 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1102 PR preprocessor/77699
1103 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1104 (get_next_line): Return false on error.
1105 (read_next_line): Removed, use get_next_line instead.
1106 (read_line_num): Don't copy the line.
1107 (location_get_source_line): Don't use static data.
1108 (selftest::test_reading_source_line): Add more test cases.
1110 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1113 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1115 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1116 (noce_process_if_block): Use it.
1118 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1120 * doc/invoke.texi: Update -Wint-in-bool-context.
1122 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1124 * dwarf2out.c (output_fde, output_call_frame_info,
1125 dwarf2out_do_cfi_startproc, set_indirect_string,
1126 gen_internal_sym, output_die, output_line_info): Use
1127 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1128 ASM_GENERATE_INTERNAL_LABEL output.
1130 2016-10-01 Richard Biener <rguenther@suse.de>
1133 * genmatch.c (get_operand_type): Add operand position arg
1134 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1135 (expr::gen_transform): Adjust.
1136 (dt_simplify::gen_1): Likewise.
1138 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1140 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1141 comments. Simplify asserts, remove unnecessary conditions.
1143 (*<code><mode>3): Likewise.
1145 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1147 * doc/invoke.texi (-Wregister): Document.
1149 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1151 * configure.ac: Split CHECKING_P into CHECKING_P and
1152 ENABLE_EXTRA_CHECKING.
1153 * configure: Regenerated.
1154 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1155 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1157 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1160 * gcc.c (process_command): For @filename handling, output
1161 the correct name if the file does not exist.
1163 2016-09-30 Marek Polacek <polacek@redhat.com>
1165 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1166 * config/alpha/predicates.md: Likewise.
1168 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1170 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1171 (noce_process_if_block): Use it.
1173 2016-09-30 Martin Liska <mliska@suse.cz>
1175 * doc/invoke.texi: Document asan-use-after-return that
1176 it's disabled by default in runtime.
1178 2016-09-30 Richard Biener <rguenther@suse.de>
1180 * tree-vrp.c (intersect_ranges): If we failed to handle
1181 the intersection choose a constant singleton range if available.
1183 2016-09-30 Richard Biener <rguenther@suse.de>
1185 PR tree-optimization/77399
1186 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1187 float <-> int conversions.
1189 2016-09-30 Alan Modra <amodra@gmail.com>
1191 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1193 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1195 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1196 ext_level before calling CPUID with 0x80000008.
1197 Simplify xgetbv checks.
1199 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1201 * Makefile.in (OBJS): Add print-rtl-function.o.
1202 * print-rtl-function.c: New file.
1203 * print-rtl.h (print_rtx_function): New decl.
1205 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/cpuid.h (__get_cpuid_count): New.
1209 (__get_cpuid): Rename __level to __leaf.
1211 2016-09-29 Marek Polacek <polacek@redhat.com>
1213 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1215 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1217 * builtins.c (expand_builtin_memcmp): don't swap args unless
1218 result is only being compared with zero.
1220 2016-09-29 Marek Polacek <polacek@redhat.com>
1222 * dwarf2out.c (loc_descriptor): Add fall through comment.
1223 (add_const_value_attribute): Likewise.
1225 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1227 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1228 with "v6t2". Move "arch" attribute above "pool_range".
1229 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1231 (*thumb2_movhi_vfp): Likewise.
1232 (*arm_movhi_fp16): Likewise.
1233 (*thumb2_movhi_fp16): Likewise.
1234 (*arm_movsi_vfp): Remove "arch" attribute.
1235 (*thumb2_movsi_vfp): Likewise.
1237 2016-09-29 Martin Liska <mliska@suse.cz>
1239 * doc/extend.texi: Remove limitation of Objective C for
1240 __attribute__((constructor)) and __attribute__((destructor)).
1242 2016-09-29 Richard Biener <rguenther@suse.de>
1244 PR tree-optimization/77768
1245 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1246 Handle stores to readonly memory when removing redundant stores.
1248 2016-09-29 Richard Biener <rguenther@suse.de>
1251 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1252 X / -X -> -1 simplifications.
1254 2016-09-29 Richard Biener <rguenther@suse.de>
1257 * match.pd: Add max(a,-a) -> abs(a) pattern.
1258 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1259 HONOR_SIGNED_ZEROS types.
1261 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1263 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1264 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1266 2016-09-29 Richard Biener <rguenther@suse.de>
1268 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1269 writing to vr_const_varying.
1270 (vrp_initialize): Call it.
1271 (vrp_visit_stmt): Likewise.
1272 (evrp_dom_walker::before_dom_children): Likewise.
1274 2016-09-29 Richard Biener <rguenther@suse.de>
1276 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1277 constructors with vector elements.
1279 2016-09-29 Richard Biener <rguenther@suse.de>
1281 PR tree-optimization/77768
1282 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1283 with stores to a place we know has a constant value.
1285 2016-09-29 Alan Modra <amodra@gmail.com>
1287 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1288 * doc/invoke.texi: Document it.
1289 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1290 (rs6000_passes_float): Comment.
1291 (rs6000_passes_long_double): New static var.
1292 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1293 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1294 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1295 to include fp values returned in vectors.
1296 Set rs6000_passes_long_double.
1297 (rs6000_function_arg_advance_1): Likewise for function args.
1298 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1299 and SPE. Emit long double tag value too.
1300 (rs6000_opt_vars): Add gnu-attr.
1301 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1302 * configure: Regenerate.
1303 * config.in: Regenerate.
1305 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1307 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1309 (format_floating, format_string, format_directive,
1310 get_destination_size, pass_sprintf_length::handle_gimple_call):
1313 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1315 * gimple-ssa-sprintf.c: Fix comment formatting.
1316 (format_integer): Use is_gimple_assign.
1317 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1318 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1319 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1320 (pass_sprintf_length::execute): Use is_gimple_call.
1322 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1324 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1325 strchr, also try the generic folding.
1327 2016-09-28 Martin Sebor <msebor@redhat.com>
1330 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1333 2016-09-28 Martin Sebor <msebor@redhat.com>
1336 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1337 length modifier is not expected.
1338 (format_floating): Ignore l length modifier and fail gracefuly
1339 when it isn't one of the other expected ones.
1341 2016-09-28 Martin Sebor <msebor@redhat.com>
1344 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1346 2016-09-27 Richard Biener <rguenther@suse.de>
1348 * dwarf2out.c (cu_die_list): New global.
1349 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1350 main_comp_unit_die to cu_die_list if we created it.
1351 Move break_out_includes ...
1352 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1355 2016-09-28 Richard Biener <rguenther@suse.de>
1357 * dwarf2out.c (struct die_struct): Add removed flag.
1358 (lookup_type_die): If the DIE is marked as removed, clear
1359 TYPE_SYMTAB_DIE and return NULL.
1360 (lookup_decl_die): If the DIE is marked as removed, remove it
1361 from the hash and return NULL.
1362 (mark_removed): New helper.
1363 (prune_unused_types_prune): Call it for removed DIEs.
1364 (gen_subprogram_die): Move the premark_used_types call to after
1365 DIEs for the functions scopes are generated.
1366 (process_scope_var): Do not re-create pruned types or type decls.
1367 Make sure to also re-parent type decls.
1368 (dwarf2out_finish): Move unused type pruning and debug_types
1370 (dwarf2out_early_finish): ... here.
1372 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1374 * config/arc/arc-c.c: New file.
1375 * config/arc/arc-c.def: Likewise.
1376 * config/arc/t-arc: Likewise.
1377 * config.gcc: Include arc-c.o as c and cpp object.
1378 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1379 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1380 arc_cpu_cpp_builtins.
1382 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1384 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1385 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1387 2016-09-28 Nathan Sidwell <nathan@acm.org>
1389 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1392 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1394 PR tree-optimization/61056
1395 * gimple-fold.c (gimple_fold_builtin_strchr):
1396 New function to optimize strchr (s, 0) to strlen.
1397 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1399 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1401 PR tree-optimization/77724
1402 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1403 Add tree_fits_shwi_p check.
1405 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1407 * auto-inc-dec.c (try_merge): Remove break after return.
1408 * cselib.c (autoinc_split): Likewise.
1409 * explow.c (promote_mode): Likewise.
1410 * fixed-value.c (fixed_arithmetic): Likewise.
1411 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1412 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1413 * trans-mem.c (get_attrs_for): Likewise.
1414 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1415 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1416 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1417 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1418 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1419 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1420 * config/cris/cris.c (cris_op_str): Likewise.
1421 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1422 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1424 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1426 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1427 IFN_GOACC_REDUCTION_CODES): New.
1428 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1429 ifn_goacc_reduction_kind): Use them.
1430 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1431 of internal functions, when applicable.
1433 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
1435 * config/mips/constraints.md (d): Fix documentation.
1436 * doc/md.texi (Machine Constraints): Update accordingly.
1438 2016-09-27 Richard Biener <rguenther@suse.de>
1440 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
1441 cur_line_info_table initialization ...
1442 (dwarf2out_assembly_start): ... here.
1444 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
1446 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
1447 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
1448 (*thumb2_movhi_vfp): Likewise.
1449 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
1450 template. Expand predicable attribute to mark VMOV.F16 as not
1451 predicable. Add "arch" attribute.
1452 (*thumb2_movhi_fp16): Likewise.
1453 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
1454 (*thumb2_movsi_vfp): Add "arch" attribute.
1456 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1458 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1461 2016-09-27 Marek Polacek <polacek@redhat.com>
1463 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
1466 * config/c6x/c6x.h: Adjust fall through comment.
1467 * config/sh/sh.c (final_prescan_insn): Likewise.
1468 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
1469 (visium_expand_fp_cstore): Likewise.
1471 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1473 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
1474 expected by -Wimplicit-fallthrough.
1475 (thumb1_size_rtx_costs): Likewise.
1476 (thumb2_reorg): Likewise.
1477 (tls_mentioned_p): Add "Fall through" comment.
1478 (thumb2_reorg): Likewise.
1479 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
1480 comment form expected by -Wimplicit-fallthrough.
1482 2016-09-27 Martin Liska <mliska@suse.cz>
1484 PR gcov-profile/46266
1485 * input.h (RESERVED_LOCATION_P): New macro.
1486 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
1487 instread of comparison with UNKNOWN_LOCATION.
1489 2016-09-27 Richard Biener <rguenther@suse.de>
1491 PR tree-optimization/77745
1492 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1493 When removing redundant stores make sure to check compatibility
1494 of the TBAA state for downstream accesses.
1495 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1496 value-numbering virtual operands for store matches.
1498 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
1501 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
1502 movrt patterns. Match them before anything else in the SET case.
1504 2016-09-27 Martin Liska <mliska@suse.cz>
1506 PR gcov-profile/7970
1507 PR gcov-profile/16855
1508 PR gcov-profile/44779
1509 * coverage.c (build_gcov_exit_decl): New function.
1510 (coverage_obj_init): Call the function and generate __gcov_exit
1512 * doc/gcov.texi: Document when __gcov_exit function is called.
1514 2016-09-27 Marek Polacek <polacek@redhat.com>
1517 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1518 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
1519 -Wno-error instead of -Wno-implicit-fallthrough.
1521 2016-09-27 Martin Liska <mliska@suse.cz>
1524 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
1526 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1528 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
1529 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
1530 comments. Remove break after return.
1531 (ix86_fp_compare_code_to_integer, has_dispatch,
1532 ix86_simd_clone_usable): Remove break after return.
1534 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
1536 PR rlt-optimization/77714
1537 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
1540 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
1543 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
1544 extract_range_from_unary_expr to convert value_range.
1545 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
1546 (extract_range_from_unary_expr): This.
1547 * tree-vrp.h (extract_range_from_unary_expr): Declare.
1549 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
1551 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
1553 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1555 * config/i386/i386.c (ix86_print_operand)
1556 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
1557 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
1558 (epilogue_renumber): Likewise.
1560 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
1563 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
1564 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
1566 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1568 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
1569 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
1570 is_mm_seq_cst, is_mm_sync): Move to ...
1571 * memmodel.h: This. New file.
1572 * builtins.c: Include memmodel.h.
1573 * optabs.c: Likewise.
1575 * config/aarch64/aarch64.c: Likewise.
1576 * config/alpha/alpha.c: Likewise.
1577 * config/arm/arm.c: Likewise.
1578 * config/i386/i386.c: Likewise.
1579 * config/ia64/ia64.c: Likewise.
1580 * config/mips/mips.c: Likewise.
1581 * config/rs6000/rs6000.c: Likewise.
1582 * config/sparc/sparc.c: Likewise.
1583 * genconditions.c: Include memmodel.h in generated file.
1584 * genemit.c: Likewise.
1585 * genoutput.c: Likewise.
1586 * genpeep.c: Likewise.
1587 * genpreds.c: Likewise.
1588 * genrecog.c: Likewise.
1590 2016-09-26 David Malcolm <dmalcolm@redhat.com>
1592 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
1593 "c" instead when parsing characters. Move operand parsing into...
1594 (read_rtx_operand): ...this new function, renaming "i" to "idx",
1595 and tightening the scope of various locals.
1597 2016-09-26 Liu Hao <lh_mouse@126.com>
1599 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
1601 2016-09-26 Marek Polacek <polacek@redhat.com>
1603 * system.h: Use __has_attribute to check whether the fallthrough
1604 attribute is supported.
1606 2016-09-26 Marek Polacek <polacek@redhat.com>
1608 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
1609 gimple_call_internal_p.
1610 * ipa-split.c (find_return_bb): Likewise.
1611 (execute_split_functions): Likewise.
1612 * omp-low.c (dump_oacc_loop_part): Likewise.
1613 (oacc_loop_xform_head_tail): Likewise.
1614 * predict.c (predict_loops): Likewise.
1615 * sanopt.c (pass_sanopt::execute): Likewise.
1616 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
1617 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
1618 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
1619 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
1620 (expand_ifn_va_arg): Likewise.
1621 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
1622 (optimize_mask_stores): Likewise.
1623 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
1624 (vect_transform_stmt): Likewise.
1625 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
1626 * tsan.c (instrument_memory_accesses): Likewise.
1628 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1629 Alexander Monakov <amonakov@ispras.ru>
1631 * regrename.c (rename_chains): Check
1632 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
1633 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
1634 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1636 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1638 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
1639 (s390_sched_score): Likewise.
1641 2016-09-26 Martin Liska <mliska@suse.cz>
1643 * doc/gcov.texi: Update program output of gcov tool.
1645 2016-09-26 Martin Liska <mliska@suse.cz>
1647 PR gcov-profile/23332
1648 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
1649 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
1650 * value-prof.c (dump_histogram_value): Do not handle
1651 HIST_TYPE_CONST_DELTA.
1652 (stream_in_histogram_value): Likewise.
1653 (gimple_find_values_to_profile): Likewise.
1654 * value-prof.h (enum hist_type): Likewise.
1656 2016-09-26 Martin Liska <mliska@suse.cz>
1658 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
1659 from default sanitize recover values.
1660 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
1661 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
1662 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
1664 * opts.c (finish_options): Do a generic loop over options
1665 that can be recovered.
1666 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
1668 (common_handle_option): Likewise.
1669 * opts.h: Declare can_recover to sanitizer_opts_s.
1671 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
1673 * target.def(elf_flags_numeric): Change documentation to present tense.
1674 * doc/tm.texi: Regenerate.
1676 2016-09-26 Marek Polacek <polacek@redhat.com>
1679 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1680 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
1681 -Wno-switch-fallthrough.
1682 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
1683 (expand_builtin): Likewise.
1684 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
1685 * convert.c (convert_to_real_1): Likewise.
1686 (convert_to_integer_1): Likewise.
1687 * final.c (output_alternate_entry_point): Likewise.
1688 * genattrtab.c (make_canonical): Likewise.
1689 (write_test_expr): Likewise.
1690 * genpreds.c (validate_exp): Likewise.
1691 * gimple-ssa-strength-reduction.c
1692 (find_candidates_dom_walker::before_dom_children): Likewise.
1693 * godump.c (go_format_type): Likewise.
1694 * reload1.c (elimination_effects): Likewise.
1695 * resource.c (mark_referenced_resources): Likewise.
1696 (mark_set_resources): Likewise.
1697 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
1698 * varasm.c (output_addressed_constants): Likewise.
1700 2016-09-26 Marek Polacek <polacek@redhat.com>
1703 * common.opt (Wimplicit-fallthrough): New option.
1704 * doc/extend.texi: Document statement attributes and the fallthrough
1706 * doc/invoke.texi: Document -Wimplicit-fallthrough.
1707 * gimple.h (gimple_call_internal_p): New function.
1708 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
1709 (struct label_entry): New struct.
1710 (find_label_entry): New function.
1711 (case_label_p): New function.
1712 (collect_fallthrough_labels): New function.
1713 (last_stmt_in_scope): New function.
1714 (should_warn_for_implicit_fallthrough): New function.
1715 (warn_implicit_fallthrough_r): New function.
1716 (maybe_warn_implicit_fallthrough): New function.
1717 (expand_FALLTHROUGH_r): New function.
1718 (expand_FALLTHROUGH): New function.
1719 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
1720 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
1721 (gimplify_label_expr): New function.
1722 (gimplify_case_label_expr): Set location.
1723 (gimplify_expr): Call gimplify_label_expr.
1724 * internal-fn.c (expand_FALLTHROUGH): New function.
1725 * internal-fn.def (FALLTHROUGH): New internal function.
1726 * langhooks.c (lang_GNU_OBJC): New function.
1727 * langhooks.h (lang_GNU_OBJC): Declare.
1728 * system.h (gcc_fallthrough): Define.
1729 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1730 * tree.h (FALLTHROUGH_LABEL_P): Define.
1732 2016-09-26 Richard Biener <rguenther@suse.de>
1734 * dwarf2out.c (stripattributes): Remove unused function.
1735 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1736 Push dwarf_split_debug_info handling into init_sections_and_labels.
1737 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1738 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1739 (debug_macinfo_section_name): New global.
1740 (output_macinfo): Use debug_macinfo_section_name.
1741 (init_sections_and_labels): Split out section and label generation
1742 from dwarf2out_init. Set debug_macinfo_section_name.
1743 (dwarf2out_init): Move text section label generation and emission
1745 (dwarf2out_assembly_start): ... here.
1746 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1749 2016-09-26 Richard Biener <rguenther@suse.de>
1752 * cgraphunit.c (analyze_functions): Before early removing
1753 global vars calls the late_global_decl debug handler mark
1754 the variable as readonly.
1756 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1759 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1760 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1761 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1762 declare new overloads.
1763 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1766 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1768 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1769 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1771 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1773 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1774 * configure: Regenerate.
1776 2016-09-24 Marek Polacek <polacek@redhat.com>
1779 * doc/invoke.texi: Document -Wbool-operation.
1781 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1783 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1784 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1785 cmpmemsi pattern to do builtin expansion of memcmp ().
1786 (compute_current_alignment): Add helper function for
1787 expand_block_compare used to compute alignment as the compare proceeds.
1788 (select_block_compare_mode): Used by expand_block_compare to select
1789 the mode used for reading the next chunk of bytes in the compare.
1790 (do_load_for_compare): Used by expand_block_compare to emit the load
1791 insns for the compare.
1792 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1793 reference from expand_block_compare ().
1794 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1795 prototype for this function.
1796 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1797 target option for controlling how much code inline expansion of
1798 memcmp() will be allowed to generate.
1800 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1802 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1803 hook_bool_mode_false, hook_bool_mode_true,
1804 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1805 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1806 hook_bool_const_rtx_insn_const_rtx_insn_true,
1807 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1808 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1809 hook_bool_const_tree_hwi_hwi_const_tree_false,
1810 hook_bool_const_tree_hwi_hwi_const_tree_true,
1811 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1812 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1813 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1814 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1815 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1816 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1817 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1818 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1819 hook_bool_uintp_uintp_false,
1820 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1821 hook_rtx_tree_int_null, hook_uint_mode_0,
1822 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1823 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1824 hook_constcharptr_const_rtx_insn_null,
1825 hook_constcharptr_const_tree_const_tree_null,
1826 hook_constcharptr_int_const_tree_null,
1827 hook_constcharptr_int_const_tree_const_tree_null,
1828 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1829 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1830 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1832 * vec.h (vNULL): Extend comment to say = vNULL initialization
1833 isn't needed for static vars.
1835 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1836 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1837 = vNULL initialization of file scope vec.
1838 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1839 disabled_pass_uid_range_tab): Likewise.
1840 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1841 * tree-chkp-opt.c (check_infos): Likewise.
1842 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1844 * vec.h (vnull::operator vec): Add constexpr keyword for
1847 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1849 PR tree-optimization/77654
1850 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1851 to duplicate_ssa_name_ptr_info.
1853 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1855 PR preprocessor/77672
1856 * input.c (selftest::test_lexer_string_locations_simple): Update
1857 test to expect location information of the terminator character
1858 at the location of the final closing quote.
1859 (selftest::test_lexer_string_locations_hex): Likewise.
1860 (selftest::test_lexer_string_locations_oct): Likewise.
1861 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1862 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1863 (selftest::test_lexer_string_locations_ucn4): Likewise.
1864 (selftest::test_lexer_string_locations_ucn8): Likewise.
1865 (selftest::test_lexer_string_locations_u8): Likewise.
1866 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1867 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1868 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1869 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1870 (selftest::test_lexer_string_locations_macro): Likewise.
1871 (selftest::test_lexer_string_locations_long_line): Likewise.
1873 2016-09-23 Richard Biener <rguenther@suse.de>
1875 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1876 virtual definition to virtual use if the call devirtualizes
1877 to a const or pure function.
1878 (visit_use): Also visit calls we can devirtualize to a
1879 const or pure function.
1881 2016-09-23 Richard Biener <rguenther@suse.de>
1883 PR tree-optimization/77697
1884 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1885 signal error if we have sth ternary or unhandled.
1887 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1889 * config/arm/arm_neon.h (vabd_f16): New.
1923 (vcvt_f16_s16): New.
1924 (vcvt_f16_u16): New.
1925 (vcvt_s16_f16): New.
1926 (vcvt_u16_f16): New.
1927 (vcvtq_f16_s16): New.
1928 (vcvtq_f16_u16): New.
1929 (vcvtq_s16_f16): New.
1930 (vcvtq_u16_f16): New.
1931 (vcvta_s16_f16): New.
1932 (vcvta_u16_f16): New.
1933 (vcvtaq_s16_f16): New.
1934 (vcvtaq_u16_f16): New.
1935 (vcvtm_s16_f16): New.
1936 (vcvtm_u16_f16): New.
1937 (vcvtmq_s16_f16): New.
1938 (vcvtmq_u16_f16): New.
1939 (vcvtn_s16_f16): New.
1940 (vcvtn_u16_f16): New.
1941 (vcvtnq_s16_f16): New.
1942 (vcvtnq_u16_f16): New.
1943 (vcvtp_s16_f16): New.
1944 (vcvtp_u16_f16): New.
1945 (vcvtpq_s16_f16): New.
1946 (vcvtpq_u16_f16): New.
1947 (vcvt_n_f16_s16): New.
1948 (vcvt_n_f16_u16): New.
1949 (vcvtq_n_f16_s16): New.
1950 (vcvtq_n_f16_u16): New.
1951 (vcvt_n_s16_f16): New.
1952 (vcvt_n_u16_f16): New.
1953 (vcvtq_n_s16_f16): New.
1954 (vcvtq_n_u16_f16): New.
1968 (vmul_lane_f16): New.
1971 (vmulq_lane_f16): New.
1993 (vrsqrteq_f16): New.
1997 (vrsqrtsq_f16): New.
2001 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2003 * config.gcc (extra_headers): Add arm_fp16.h
2004 * config/arm/arm_fp16.h: New.
2005 * config/arm/arm_neon.h: Include "arm_fp16.h".
2007 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2009 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2011 (vmulf): New (v8hf, v4hf variants).
2012 (vfma): New (v8hf, v4hf variants).
2013 (vfms): New (v8hf, v4hf variants).
2014 (vsub): New (v8hf, v4hf variants).
2015 (vcage): New (v8hf, v4hf variants).
2016 (vcagt): New (v8hf, v4hf variants).
2017 (vcale): New (v8hf, v4hf variants).
2018 (vcalt): New (v8hf, v4hf variants).
2019 (vceq): New (v8hf, v4hf variants).
2020 (vcgt): New (v8hf, v4hf variants).
2021 (vcge): New (v8hf, v4hf variants).
2022 (vcle): New (v8hf, v4hf variants).
2023 (vclt): New (v8hf, v4hf variants).
2024 (vceqz): New (v8hf, v4hf variants).
2025 (vcgez): New (v8hf, v4hf variants).
2026 (vcgtz): New (v8hf, v4hf variants).
2027 (vcltz): New (v8hf, v4hf variants).
2028 (vclez): New (v8hf, v4hf variants).
2029 (vabd): New (v8hf, v4hf variants).
2030 (vmaxf): New (v8hf, v4hf variants).
2031 (vmaxnm): New (v8hf, v4hf variants).
2032 (vminf): New (v8hf, v4hf variants).
2033 (vminnm): New (v8hf, v4hf variants).
2034 (vpmaxf): New (v4hf variant).
2035 (vpminf): New (v4hf variant).
2036 (vpadd): New (v4hf variant).
2037 (vrecps): New (v8hf, v4hf variants).
2038 (vrsqrts): New (v8hf, v4hf variants).
2039 (vabs): New (v8hf, v4hf variants).
2040 (vneg): New (v8hf, v4hf variants).
2041 (vrecpe): New (v8hf, v4hf variants).
2042 (vrnd): New (v8hf, v4hf variants).
2043 (vrnda): New (v8hf, v4hf variants).
2044 (vrndm): New (v8hf, v4hf variants).
2045 (vrndn): New (v8hf, v4hf variants).
2046 (vrndp): New (v8hf, v4hf variants).
2047 (vrndx): New (v8hf, v4hf variants).
2048 (vrsqrte): New (v8hf, v4hf variants).
2049 (vmul_lane): Add v4hf and v8hf variants.
2050 (vmul_n): Add v4hf and v8hf variants.
2051 (vext): New (v8hf, v4hf variants).
2052 (vcvts): New (v8hi, v4hi variants).
2053 (vcvts): New (v8hf, v4hf variants).
2054 (vcvtu): New (v8hi, v4hi variants).
2055 (vcvtu): New (v8hf, v4hf variants).
2056 (vcvts_n): New (v8hf, v4hf variants).
2057 (vcvtu_n): New (v8hi, v4hi variants).
2058 (vcvts_n): New (v8hi, v4hi variants).
2059 (vcvtu_n): New (v8hf, v4hf variants).
2060 (vbsl): New (v8hf, v4hf variants).
2061 (vcvtas): New (v8hf, v4hf variants).
2062 (vcvtau): New (v8hf, v4hf variants).
2063 (vcvtms): New (v8hf, v4hf variants).
2064 (vcvtmu): New (v8hf, v4hf variants).
2065 (vcvtns): New (v8hf, v4hf variants).
2066 (vcvtnu): New (v8hf, v4hf variants).
2067 (vcvtps): New (v8hf, v4hf variants).
2068 (vcvtpu): New (v8hf, v4hf variants).
2070 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2072 * config/arm/arm-builtins.c (hf_UP): New.
2074 (vfp_builtin_data): New. Update comment.
2075 (enum arm_builtins): Include "arm_vfp_builtins.def".
2076 (ARM_BUILTIN_VFP_PATTERN_START): New.
2077 (arm_init_vfp_builtins): New.
2078 (arm_init_builtins): Add arm_init_vfp_builtins.
2079 (arm_expand_vfp_builtin): New.
2080 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2082 * config/arm/arm_vfp_builtins.def: New file.
2083 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2084 (arm-builtins.o): Likewise.
2086 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2089 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2090 from constant while creating value range.
2092 2016-09-23 Renlin Li <renlin.li@arm.com>
2094 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2095 (ira_init_once): Here.
2097 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2098 Jakub Jelinek <jakub@redhat.com>
2100 * hooks.h (hook_uint_uintp_false): Rename to...
2101 (hook_bool_uint_uintp_false): ... this.
2102 * hooks.c (hook_uint_uintp_false): Rename to...
2103 (hook_bool_uint_uintp_false): ... this.
2104 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2105 instead of hook_uint_uintp_false.
2107 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2109 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2110 (arm_init_builtins): Move body of a loop to the standalone
2111 function arm_init_neon_builtin.
2112 (arm_expand_neon_builtin_1): New. Update comment. Function body
2113 moved from arm_neon_builtin with some white-space fixes.
2114 (arm_expand_neon_builtin): Move code into the standalone function
2115 arm_expand_neon_builtin_1.
2117 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2119 * config/arm/iterators.md (VCVTHI): New.
2120 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2124 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2125 (V_HALF): Add V4HF. Fix white-space.
2126 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2127 (V_s_elem): Likewise.
2128 (V_sz_elem): Fix white-space.
2129 (V_elem_ch): Likewise.
2131 (scalar_mul_constraint): Add V8HF and V4HF.
2132 (Is_float_mode): Fix white-space.
2133 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2134 (q): Add HF. Fix white-space.
2137 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2138 (neon_vfm_lane_as): New.
2139 * config/arm/neon.md (add<mode>3_fp16): New.
2140 (sub<mode>3_fp16): New.
2141 (mul<mode>3add<mode>_neon): New.
2142 (fma<VH:mode>4_intrinsic): New.
2143 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2144 (fmsub<VH:mode>4_intrinsic): New.
2145 (<absneg_str><mode>2): New.
2146 (neon_v<absneg_str><mode>): New.
2147 (neon_v<fp16_rnd_str><mode>): New.
2148 (neon_vrsqrte<mode>): New.
2149 (neon_vpaddv4hf): New.
2150 (neon_vadd<mode>): New.
2151 (neon_vsub<mode>): New.
2152 (neon_vmulf<mode>): New.
2153 (neon_vfma<VH:mode>): New.
2154 (neon_vfms<VH:mode>): New.
2155 (neon_vc<cmp_op><mode>): New.
2156 (neon_vc<cmp_op><mode>_fp16insn): New
2157 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2158 (neon_vca<cmp_op><mode>): New.
2159 (neon_vca<cmp_op><mode>_fp16insn): New.
2160 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2161 (neon_vc<cmp_op>z<mode>): New.
2162 (neon_vabd<mode>): New.
2163 (neon_v<maxmin>f<mode>): New.
2164 (neon_vp<maxmin>fv4hf: New.
2165 (neon_<fmaxmin_op><mode>): New.
2166 (neon_vrecps<mode>): New.
2167 (neon_vrsqrts<mode>): New.
2168 (neon_vrecpe<mode>): New (VH variant).
2169 (neon_vdup_lane<mode>_internal): New.
2170 (neon_vdup_lane<mode>): New.
2171 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2172 (neon_vcvt<sup><mode>): New (VH variant).
2173 (neon_vcvt<sup>_n<mode>): New (VH variant).
2174 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2175 (neon_vcvt<vcvth_op><sup><mode>): New.
2176 (neon_vmul_lane<mode>): New.
2177 (neon_vmul_n<mode>): New.
2178 * config/arm/unspecs.md (UNSPEC_VCALE): New
2179 (UNSPEC_VCALT): New.
2180 (UNSPEC_VFMA_LANE): New.
2181 (UNSPECS_VFMS_LANE): New.
2183 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2185 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2186 ("*extzv<mode><clobbercc_or_nocc>"):
2187 Correct a typo in a comment.
2189 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2190 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2191 ("*insv<mode>_zEC12_appendbitsleft")
2192 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2193 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2194 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2195 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2196 Provide pattern with operands switched.
2197 ("*pre_z10_extv<mode>"):
2198 Use new subst patterns.
2199 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2200 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2201 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2202 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2203 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2204 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2205 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2207 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2208 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2209 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2211 ("SINT"): New mode_iterator with SI, HI, QI.
2212 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2213 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2216 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2218 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2219 new interface of s390_contiguous_bitmask_p.
2220 ("contiguous_bitmask_nowrap_operand"): New predicate.
2221 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2222 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2223 of s390_contiguous_bitmask_p.
2224 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2225 ("NxxSw"): New constraint.
2226 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2227 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2229 (s390_contiguous_bitmask_nowrap_p): Export.
2230 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2231 former s390_contiguous_bitmask_p.
2232 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2233 detect contiguous bit ranges with wraparound. Change signature to
2234 return START and END position instead of POS and LENGTH.
2235 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2236 ranges with wraparound.
2237 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2238 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2239 Adapt to new signature of s390_contiguous_bitmask_p.
2241 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2243 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2244 (create_intersect_range_checks): New.
2245 (vect_create_cond_for_alias_checks): Call above function.
2247 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2249 * config/arm/iterators.md (Code iterators): Fix some white-space
2253 (FCVT): Moved from vfp.md.
2254 (VCVT_HF_US_N): New.
2255 (VCVT_SI_US_N): New.
2260 (FCVTI32typename): Moved from vfp.md.
2261 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2262 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2263 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2264 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2265 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2267 (fp16_rnd_str): New.
2268 (fp16_rnd_insn): New.
2269 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2270 (UNSPEC_VCVT_HF_U_N): New.
2271 (UNSPEC_VCVT_SI_S_N): New.
2272 (UNSPEC_VCVT_SI_U_N): New.
2273 (UNSPEC_VCVTH_S): New.
2274 (UNSPEC_VCVTH_U): New.
2275 (UNSPEC_VCVTA_S): New.
2276 (UNSPEC_VCVTA_U): New.
2277 (UNSPEC_VCVTM_S): New.
2278 (UNSPEC_VCVTM_U): New.
2279 (UNSPEC_VCVTN_S): New.
2280 (UNSPEC_VCVTN_U): New.
2281 (UNSPEC_VCVTP_S): New.
2282 (UNSPEC_VCVTP_U): New.
2283 (UNSPEC_VCVTP_S): New.
2284 (UNSPEC_VCVTP_U): New.
2286 (UNSPEC_VRNDA): New.
2287 (UNSPEC_VRNDI): New.
2288 (UNSPEC_VRNDM): New.
2289 (UNSPEC_VRNDN): New.
2290 (UNSPEC_VRNDP): New.
2291 (UNSPEC_VRNDX): New.
2292 * config/arm/vfp.md (<absneg_str>hf2): New.
2294 (neon_v<fp16_rnd_str>hf): New.
2295 (neon_vrndihf): New.
2300 (*mulsf3neghf_vfp): New.
2301 (*negmulhf3_vfp): New.
2302 (*mulsf3addhf_vfp): New.
2303 (*mulhf3subhf_vfp): New.
2304 (*mulhf3neghfaddhf_vfp): New.
2305 (*mulhf3neghfsubhf_vfp): New.
2308 (fmsubhf4_fp16): New.
2312 (neon_vsqrthf): New.
2313 (neon_vrsqrtshf): New.
2314 (FCVT): Move to iterators.md.
2315 (FCVTI32typename): Likewise.
2316 (neon_vcvth<sup>hf): New.
2317 (neon_vcvth<sup>si): New.
2318 (neon_vcvth<sup>_nhf_unspec): New.
2319 (neon_vcvth<sup>_nhf): New.
2320 (neon_vcvth<sup>_nsi_unspec): New.
2321 (neon_vcvth<sup>_nsi): New.
2322 (neon_vcvt<vcvth_op>h<sup>si): New.
2323 (neon_<fmaxmin_op>hf): New.
2325 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2327 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2328 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2329 ("*insv<mode>_zEC12_appendbitsleft")
2330 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2331 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2333 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2335 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2336 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2337 construct values without normalization.
2338 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2339 static local lhs_ops to vNULL.
2341 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2342 Jiong Wang <jiong.wang@arm.com>
2344 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2345 available when FP16 instructions are available.
2346 (output_move_vfp): Add support for 16-bit data moves.
2347 (arm_validize_comparison): Fix some white-space. Support HFmode
2348 by conversion to SFmode.
2349 * config/arm/arm.md (truncdfhf2): Fix a comment.
2350 (extendhfdf2): Likewise.
2352 (movsicc): Fix some white-space.
2354 (movsfcc): Fix some white-space.
2356 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2357 instructions are available.
2358 (*thumb2_movhi_vfp): Likewise.
2359 (*arm_movhi_fp16): New.
2360 (*thumb2_movhi_fp16): New.
2361 (*movhf_vfp_fp16): New.
2362 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2363 (*movhf_vfp): Likewise.
2364 (extendhfsf2): Enable when VFP FP16 instructions are available.
2365 (truncsfhf2): Enable when VFP FP16 instructions are available.
2367 2016-09-23 Martin Liska <mliska@suse.cz>
2369 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2371 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2373 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2375 (arm_evpc_neon_vtrn): Likewise.
2376 (arm_evpc_neon_vrev): Likewise.
2377 (arm_evpc_neon_vext): Likewise.
2378 * config/arm/arm_neon.h (vbsl_f16): New.
2382 (vdup_lane_f16): New.
2383 (vdupq_lane_f16): New.
2396 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2397 (vdup_lane): New (v8hf, v4hf variants).
2398 (vext): New (v8hf, v4hf variants).
2399 (vbsl): New (v8hf, v4hf variants).
2400 * config/arm/iterators.md (VDQWH): New.
2402 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2403 (Scalar_mul_8_16): Fix white-space.
2404 (Is_d_reg): Add V4HF and V8HF.
2405 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2406 (neon_vdup_lane<mode>): New.
2407 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2408 (*neon_vtrn<mode>_insn): Likewise.
2409 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2410 (*neon_vzip<mode>_insn): Likewise
2411 (neon_vuzp<mode>_internal): Likewise.
2412 (*neon_vuzp<mode>_insn): Likewise
2413 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2415 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2416 Matthew Wahab <matthew.wahab@arm.com>
2418 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2419 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2420 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2421 available. Also fix some white-space.
2422 * config/arm/vfp.md (*arm_movhi_vfp): New.
2423 (*thumb2_movhi_vfp): New.
2425 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2427 * config/arm/arm-c.c (arm_cpu_builtins): Define
2428 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2429 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2431 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2433 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
2434 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
2435 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
2436 arm_v8_2a_fp16_neon_hw.
2437 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
2440 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2442 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
2443 arm_fp16_alternative_ok and arm_fp16_none_ok.
2445 2016-09-23 Martin Liska <mliska@suse.cz>
2447 * ipa-icf.c (sem_variable::merge): Replace adress with address.
2449 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2451 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
2453 ("armv8.2-a+fp16"): New.
2454 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
2455 (FL2_FP16INST): New.
2456 (FL2_FOR_ARCH8_2A): New.
2457 * config/arm/arm-tables.opt: Regenerate.
2458 * config/arm/arm.c (arm_arch8_2): New.
2459 (arm_fp16_inst): New.
2460 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
2461 for incompatible fp16-format settings.
2462 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
2463 (TARGET_NEON_FP16INST): New.
2464 (arm_arch8_2): Declare.
2465 (arm_fp16_inst): Declare.
2466 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
2467 march=armv8.2-a and march=armv8.2-a+fp16.
2468 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
2470 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
2471 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2473 2016-09-23 Martin Liska <mliska@suse.cz>
2475 * doc/extend.texi: Remove fused-madd from i386 target options.
2477 2016-09-23 Martin Liska <mliska@suse.cz>
2479 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2482 2016-09-23 Martin Liska <mliska@suse.cz>
2484 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2487 2016-09-23 Martin Liska <mliska@suse.cz>
2490 * config/i386/i386.c (ix86_option_override_internal): Change
2491 signature and return false when there's an error related to
2493 (release_options_strings): New function.
2494 (ix86_valid_target_attribute_tree): Call the function.
2496 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2498 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
2499 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
2500 (gen_hsa_ctor_assignment): Likewise.
2501 * print-tree.c (print_node): Likewise.
2502 * tree-dump.c (dequeue_and_dump): Likewise.
2503 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2504 * expr.c (store_constructor): Likewise.
2505 * fold-const.c (operand_equal_p): Likewise.
2506 * tree-pretty-print.c (dump_generic_node): Likewise.
2507 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
2508 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2510 2016-09-23 Richard Biener <rguenther@suse.de>
2512 * hooks.h (hook_uint_uintp_false): Declare.
2514 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2516 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
2517 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2519 2016-09-22 Martin Sebor <msebor@redhat.com>
2522 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
2523 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
2524 (target_int_min): Correct computation.
2525 (format_integer): Use long long as the argument for the ll length
2527 (format_floating): Use target_int_max().
2528 (get_string_length): Same.
2529 (format_string): Avoid setting the bounded flag for strings
2531 (try_substitute_return_value): Avoid setting range info when
2532 the result isn't bounded.
2533 * varasm.c (assemble_name): Increase buffer size.
2535 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
2536 Terry Guo <terry.guo@arm.com>
2538 * target.def (elf_flags_numeric): New target hook.
2539 * targhooks.h (default_asm_elf_flags_numeric): New.
2540 * varasm.c (default_asm_elf_flags_numeric): New.
2541 (default_elf_asm_named_section): Use new target hook.
2542 * config/arm/arm.opt (mpure-code): New.
2543 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
2544 * config/arm/arm.c (arm_asm_init_sections): Add section
2545 attribute to default text section if -mpure-code.
2546 (arm_option_check_internal): Diagnose use of option with
2547 non supported targets and/or options.
2548 (arm_asm_elf_flags_numeric): New.
2549 (arm_function_section): New.
2550 (arm_elf_section_type_flags): New.
2551 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
2553 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
2554 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2556 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
2558 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2560 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2562 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
2563 * rtl.h: Adjust prototype.
2565 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2567 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
2568 (prev_active_insn): Likewise.
2569 (active_insn_p): Likewise.
2570 * rtl.h: Adjust prototypes.
2571 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2572 * config/arc/arc.md: Likewise.
2573 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
2574 (branch_needs_nop_p): Likewise.
2575 (use_skip_p): Likewise.
2576 * config/sh/sh.c (gen_block_redirect): Likewise.
2577 (split_branches): Likewise.
2578 * reorg.c (optimize_skip): Likewise.
2579 (fill_simple_delay_slots): Likewise.
2580 (fill_slots_from_thread): Likewise.
2581 (relax_delay_slots): Likewise.
2582 * resource.c (mark_target_live_regs): Likewise.
2584 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2586 * config/cris/cris.c (cris_asm_output_case_end): Change argument
2588 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
2589 (prev_nonnote_nondebug_insn): Likewise.
2590 * config/cris/cris-protos.h: Adjust prototype.
2592 * jump.c (rtx_renumbered_equal_p): Adjust.
2594 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2596 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
2597 * rtl.h: Adjust prototype.
2598 * config/sh/sh.md: Adjust.
2599 * dwarf2out.c (add_var_loc_to_decl): Likewise.
2601 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2603 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
2604 (prev_nondebug_insn): Likewise.
2605 * loop-doloop.c (doloop_condition_get): Likewise.
2606 * rtl.h: Adjust prototype.
2607 * cfgloop.h: Likewise.
2609 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2611 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
2612 (prev_nonnote_insn): Likewise.
2613 * jump.c (reversed_comparison_code_parts): Likewise.
2614 (reversed_comparison): Likewise.
2615 * rtl.h: Adjust prototypes.
2616 * config/arc/arc.md: Adjust.
2617 * cse.c (find_comparison_args): Likewise.
2618 * reorg.c (redundant_insn): Change return type to rtx_insn *.
2619 (fix_reg_dead_note): Change argument type to rtx_insn *.
2620 (delete_prior_computation): Likewise.
2621 (delete_computation): Likewise.
2622 (fill_slots_from_thread): Adjust.
2623 (relax_delay_slots): Likewise.
2624 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2625 (simplify_relational_operation_1): Likewise.
2626 (simplify_ternary_operation): Likewise.
2628 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2630 * config/arc/arc-protos.h (arc_label_align): Change type of
2631 variables from rtx to rtx_insn *.
2632 * config/arc/arc.c (arc_label_align): Likewise.
2633 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
2634 * config/bfin/bfin.c (workaround_speculation): Likewise.
2635 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
2636 (find_last_same_clock): Likewise.
2637 (reorg_split_calls): Likewise.
2638 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
2639 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
2640 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
2641 (same_cmp_following_p): Likewise.
2642 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
2643 (same_cmp_following_p): Likwise.
2644 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
2645 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
2646 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
2647 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
2648 (rl78_alloc_physical_registers_cmp): Likewise.
2649 (rl78_alloc_physical_registers_umul): Likewise.
2650 (rl78_calculate_death_notes): Likewise.
2651 * config/s390/s390-protos.h (s390_label_align): Likewise.
2652 * config/s390/s390.c (s390_label_align): Likewise.
2653 * config/sh/sh.c (barrier_align): Likewise.
2654 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
2655 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
2656 (emit_cbcond_nop): Likewise.
2658 2016-09-22 Martin Liska <mliska@suse.cz>
2661 * ipa-icf.c (sem_variable::merge): Yield merge operation if
2662 alias address matters, not necessarily address of original.
2664 2016-09-22 Richard Biener <rguenther@suse.de>
2667 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
2670 2016-09-22 Richard Biener <rguenther@suse.de>
2673 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
2674 from constant folding results.
2675 (gimple_resimplify2): Likewise.
2676 (gimple_resimplify3): Likewise.
2678 2016-09-22 Richard Biener <rguenther@suse.de>
2681 * expr.c (expand_expr_real_1): Guard array access against negative
2684 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2686 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
2688 (format_floating): Likewise.
2690 2016-09-22 Jakub Jelinek <jakub@redhat.com>
2693 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
2694 for all IFN_GOMP_SIMD_* internal fns, not just for
2695 IFN_GOMP_SIMD_ORDERED_*.
2697 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2700 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
2701 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
2702 instructions when you want to invert the test.
2703 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
2704 correct order for XXSEL.
2705 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
2706 for using XSCMP{EQ,GT,GE}DP.
2708 2016-09-21 David Malcolm <dmalcolm@redhat.com>
2710 * genconstants.c (main): Introduce noop_reader and convert call
2711 to read_md_files to a method call.
2712 * genenums.c (main): Likewise.
2713 * genmddeps.c (main): Likewise.
2714 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
2715 rtx_reader_ptr->get_top_level_filename ().
2716 (write_tm_preds_h): Likewise.
2717 (write_insn_preds_c): Likewise.
2718 * gensupport.c (class gen_reader): New subclass of rtx_reader.
2719 (rtx_handle_directive): Convert to...
2720 (gen_reader::handle_unknown_directive): ...this.
2721 (init_rtx_reader_args_cb): Convert return type from bool to
2722 rtx_reader *. Create a gen_reader instance, using it for the
2723 call to read_md_files. Return it if no errors occur.
2724 (init_rtx_reader_args): Convert return type from bool to
2726 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2727 (init_rtx_reader_args_cb): Likewise.
2728 * read-md.c (struct file_name_list): Move to class rtx_reader.
2729 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2730 (read_md_filename): Delete in favor of
2731 rtx_reader::m_read_md_filename.
2732 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2733 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2734 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2735 (first_dir_md_include): Delete in favor of
2736 rtx_reader::m_first_dir_md_include.
2737 (last_dir_md_include_ptr): Delete in favor of
2738 rtx_reader::m_last_dir_md_include_ptr.
2739 (max_include_len): Delete.
2740 (rtx_reader_ptr): New.
2741 (fatal_with_file_and_line): Use get_filename and get_lineno
2742 accessors of rtx_reader_ptr.
2743 (require_char_ws): Likewise.
2744 (rtx_reader::read_char): New method, based on ::read_char.
2745 (rtx_reader::unread_char): New method, based on ::unread_char.
2746 (read_escape): Use get_filename and get_lineno accessors of
2748 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2749 (read_string): Use get_filename and get_lineno accessors of
2751 (rtx_reader::rtx_reader): New ctor.
2752 (rtx_reader::~rtx_reader): New dtor.
2753 (handle_include): Convert from a function to...
2754 (rtx_reader::handle_include): ...this method, converting
2755 handle_directive from a callback to a virtual function.
2756 (handle_file): Likewise, converting to...
2757 (rtx_reader::handle_file): ...this method.
2758 (handle_toplevel_file): Likewise, converting to...
2759 (rtx_reader::handle_toplevel_file): ...this method.
2760 (rtx_reader::get_current_location): New method.
2761 (parse_include): Convert from a function to...
2762 (rtx_reader::add_include_path): ...this method, dropping redundant
2763 update to unused max_include_len.
2764 (read_md_files): Convert from a function to...
2765 (rtx_reader::read_md_files): ...this method, converting
2766 handle_directive from a callback to a virtual function.
2767 (noop_reader::handle_unknown_directive): New method.
2768 * read-md.h (directive_handler_t): Delete this typedef.
2770 (read_md_file): Delete.
2771 (read_md_lineno): Delete.
2772 (read_md_filename): Delete.
2773 (class rtx_reader): New class.
2774 (rtx_reader_ptr): New decl.
2775 (class noop_reader): New subclass of rtx_reader.
2776 (read_char): Reimplement in terms of rtx_reader::read_char.
2777 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2778 (read_md_files): Delete.
2779 * read-rtl.c (read_rtx_code): Update for deletion of globals
2780 read_md_filename and read_md_lineno.
2782 2016-09-21 Jason Merrill <jason@redhat.com>
2784 * input.h (from_macro_definition_at): New.
2786 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2788 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2790 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2792 PR tree-optimization/77550
2793 * tree-vect-stmts.c (create_array_ref): Change parameters.
2794 (get_group_alias_ptr_type): New function.
2795 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2797 2016-09-21 Marek Polacek <polacek@redhat.com>
2799 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2800 Add falls through comment.
2802 2016-09-21 Richard Biener <rguenther@suse.de>
2804 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2805 (replace_child): Likewise.
2806 (remove_child_TAG): Adjust.
2807 (move_marked_base_types): Likewise.
2808 (prune_unused_types_prune): Clear die_sib of removed children.
2810 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2813 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2814 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2816 2016-09-21 Richard Biener <rguenther@suse.de>
2818 PR tree-optimization/77648
2819 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2821 (make_transitive_closure_constraints): Adjust comment.
2822 (make_any_offset_constraints): New function.
2823 (handle_rhs_call): Make sure to first expand a pointer to all
2824 subfields before transitively closing it.
2825 (handle_const_call): Likewise. Properly expand returned
2827 (handle_pure_call): Likewise.
2829 2016-09-21 Richard Biener <rguenther@suse.de>
2830 Jakub Jelinek <jakub@redhat.com>
2832 PR tree-optimization/77621
2833 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2834 group at non-vectorizable stmts.
2836 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2838 PR tree-optimization/72835
2839 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2840 (make_new_ssa_for_all_defs): Likewise.
2841 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2843 2016-09-20 Martin Sebor <msebor@redhat.com>
2846 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2847 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2848 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2849 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2850 * config/sol2.c (solaris_printf_pointer_format): New function.
2851 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2853 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2854 * doc/tm.texi: Regenerate.
2855 * gimple-fold.h (get_range_strlen): New function.
2856 (get_maxval_strlen): Declare existing function.
2857 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2858 maximum and minimum.
2859 (get_range_strlen): Define overload.
2860 (get_maxval_strlen): Adjust.
2861 * gimple-ssa-sprintf.c: New file and pass.
2862 * passes.def (pass_sprintf_length): Add new pass.
2863 * targhooks.h (default_printf_pointer_format): Declare new function.
2864 (gnu_libc_printf_pointer_format): Same.
2865 (solaris_libc_printf_pointer_format): Same.
2866 * targhooks.c (default_printf_pointer_format): Define new function.
2867 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2868 * print-tree.c: Increase buffer size.
2870 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2872 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2874 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2876 * common.opt: New option -fipa-vrp.
2877 * ipa-cp.c (ipa_get_vr_lat): New.
2878 (ipcp_vr_lattice::print): Likewise.
2879 (print_all_lattices): Call ipcp_vr_lattice::print.
2880 (ipcp_vr_lattice::meet_with): New.
2881 (ipcp_vr_lattice::meet_with_1): Likewise.
2882 (ipcp_vr_lattice::top_p): Likewise.
2883 (ipcp_vr_lattice::bottom_p): Likewsie.
2884 (ipcp_vr_lattice::set_to_bottom): Likewise.
2885 (set_all_contains_variable): Call VR set_to_bottom.
2886 (initialize_node_lattices): Init VR lattices.
2887 (propagate_vr_accross_jump_function): New.
2888 (propagate_constants_accross_call): Call
2889 propagate_vr_accross_jump_function.
2890 (ipcp_store_vr_results): New.
2891 (ipcp_driver): Handle VR.
2892 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2893 (ipa_set_jf_unknown): Likewise.
2894 (ipa_compute_jump_functions_for_edge): Likewise.
2895 (ipa_node_params_t::duplicate): Likewise.
2896 (ipa_write_jump_function): Likewise.
2897 (ipa_read_jump_function): Likewise.
2898 (write_ipcp_transformation_info): Likewise.
2899 (read_ipcp_transformation_info): Likewise.
2900 (ipcp_update_vr): New.
2901 (ipcp_transform_function): Handle VR.
2902 * ipa-prop.h (struct ipa_vr): New.
2903 * cgraph.c: Include tree-vrp.h.
2904 * cgraphunit.c: Likewise.
2905 * ipa-utils.c: Likewise.
2908 * toplev.c: Likewise.
2909 * ipa-devirt.c: Likewise.
2910 * ipa-inline-transform.c: Likewise.
2911 * ipa-inline.c: Likewise.
2912 * ipa-profile.c: Likewise.
2914 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2916 * doc/invoke.texi: Document -fdump-tree-evrp.
2917 * passes.def: Define new pass_early_vrp.
2918 * timevar.def: Define new TV_TREE_EARLY_VRP.
2919 * tree-pass.h (make_pass_early_vrp): New.
2920 * tree-ssa-propagate.c: Make replace_uses_in non static.
2921 * tree-ssa-propagate.h: Export replace_uses_in.
2922 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2923 (extract_range_from_assert): Factor out
2924 extract_range_for_var_from_comparison_expr.
2925 (vrp_initialize_lattice): New.
2926 (vrp_initialize): Factor out vrp_initialize_lattice.
2927 (vrp_valueize): Fix it to reject complex value ranges.
2928 (vrp_free_lattice): New.
2929 (evrp_dom_walker::before_dom_children): Likewise.
2930 (evrp_dom_walker::after_dom_children): Likewise.
2931 (evrp_dom_walker::push_value_range): Likewise.
2932 (evrp_dom_walker::pop_value_range): Likewise.
2933 (execute_early_vrp): Likewise.
2934 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2935 (make_pass_early_vrp): New.
2937 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2939 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2940 instead of exact_log2.
2942 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2945 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2946 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2947 (ix86_add_stmt_cost): Penalize DFmode vector operations
2948 for !TARGET_VECTORIZE_DOUBLE.
2950 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2952 * doc/invoke.texi (Warning Options): Simplify language.
2953 (Optimize Options): Complete sentence.
2955 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
2957 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
2960 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2963 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
2964 inits on power8 and above, use the VMRGEW instruction instead of a
2967 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
2968 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
2971 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2973 * config/aarch64/arm_neon.h
2974 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
2975 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
2976 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2978 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
2980 * config/var/vax.h (ELIMINABLE_REGS): Define.
2981 (INITIAL_ELIMINATION_OFFSET): Define.
2983 2016-09-20 Jakub Jelinek <jakub@redhat.com>
2986 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
2987 cast to void * if the cast is from some other pointer type.
2989 2016-09-20 Richard Biener <rguenther@suse.de>
2991 PR tree-optimization/77646
2992 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
2995 2016-09-20 Tamar Christina <tamar.christina@arm.com>
2997 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
2998 attributes to all inlined functions and make them extern.
3000 2016-09-20 Richard Biener <rguenther@suse.de>
3002 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3004 * debug.c (do_nothing_debug_hooks): Adjust.
3005 * dbxout.c (dbx_debug_hooks): Likewise.
3006 * sdbout.c (sdb_debug_hooks): Likewise.
3007 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3008 (dwarf2out_finish): Move producer, filename and
3010 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3011 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3013 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3016 * doc/invoke.texi: Document -Wint-in-bool-context.
3019 * dwarf2out.c (output_loc_operands): Fix an assertion.
3021 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3023 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3024 (CR_DECIMAL_DIG): New macro.
3026 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3028 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3031 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3033 PR rtl-optimization/77416
3034 * lra-remat.c (operand_to_remat): Process hard coded insn
3037 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3039 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3040 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3042 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3044 * target.def (lra_p): Wordsmithing.
3045 * doc/tm.texi: Regenerate.
3047 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3048 Jan Hubicka <jh@suse.cz>
3051 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3052 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3053 Call ultimate_alias_target just once, not up to 4 times.
3055 2016-09-19 Richard Biener <rguenther@suse.de>
3057 * dwarf2out.c (early_dwarf_finished): New global.
3058 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3060 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3061 if called from LTO exit early.
3062 (dwarf2out_late_global_decl): When being during the early
3063 debug phase do not add locations but only const value attributes.
3064 Adjust the way we generate early DIEs for LTO.
3066 2016-09-19 Richard Biener <rguenther@suse.de>
3069 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3070 proper niter to bound the loops.
3072 2016-09-19 Richard Biener <rguenther@suse.de>
3074 PR tree-optimization/77514
3075 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3076 search for folded stmt.
3078 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3080 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3081 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3082 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3083 fsm_find_thread_path, profitable_jump_thread_path,
3084 fsm_find_control_statement_thread_paths,
3085 find_jump_threads_backwards): Add speed_p parameter.
3086 (pass_data_early_thread_jumps): New pass.
3087 (make_pass_early_thread_jumps): New function.
3089 2016-09-17 Andreas Schwab <schwab@suse.de>
3091 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3092 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3094 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3096 * recog.c (rest_of_handle_split_after_reload): Delete.
3097 (pass_split_after_reload::gate): New method.
3098 (pass_split_after_reload::execute): Call split_all_insns directly.
3100 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3102 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3103 parameters for functions taking long long arguments.
3105 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3108 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3109 splat with truncate.
3111 2016-09-16 Jason Merrill <jason@redhat.com>
3113 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3115 * hwint.c (exact_log2): Use pow2p_hwi.
3116 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3117 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3118 * builtins.c (get_object_alignment_2, get_object_alignment)
3119 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3121 * calls.c (compute_argument_addresses, store_one_arg): Use
3123 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3124 * combine.c (force_to_mode): Use least_bit_hwi.
3125 (contains_muldiv, find_split_point, combine_simplify_rtx)
3126 (simplify_if_then_else, simplify_set, force_to_mode)
3127 (if_then_else_cond, simplify_and_const_int_1)
3128 (simplify_compare_const): Use pow2p_hwi.
3129 * cse.c (fold_rtx): Use pow2p_hwi.
3130 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3132 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3133 (init_expmed_one_conv): Use pow2p_hwi.
3134 * expr.c (is_aligning_offset): Use pow2p_hwi.
3135 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3136 (fold_binary_loc): Use pow2p_hwi.
3137 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3138 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3139 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3140 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3142 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3143 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3144 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3145 * omp-low.c (oacc_loop_fixed_partitions)
3146 (oacc_loop_auto_partitions): Use least_bit_hwi.
3147 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3148 * stor-layout.c (place_field): Use least_bit_hwi.
3149 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3150 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3151 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3152 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3153 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3154 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3155 (vect_grouped_store_supported, vect_grouped_load_supported)
3156 (vect_permute_load_chain, vect_shift_permute_load_chain)
3157 (vect_transform_grouped_load): Use pow2p_hwi.
3158 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3159 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3160 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3162 * tsan.c (instrument_expr): Use least_bit_hwi.
3163 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3165 2016-09-16 Andreas Schwab <schwab@suse.de>
3167 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3169 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3171 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3174 * combine.c (rest_of_handle_combine): If any edges have been purged,
3175 free dominators if available.
3177 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3178 Eric Botcazou <ebotcazou@adacore.com>
3181 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3182 through into expand_addsub_overflow after expand_neg_overflow.
3184 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3186 * diagnostic-show-locus.c
3187 (selftest::test_fixit_insert_containing_newline): New function.
3188 (selftest::test_fixit_replace_containing_newline): New function.
3189 (selftest::diagnostic_show_locus_c_tests): Call the above.
3191 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3193 PR tree-optimization/77503
3194 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3195 code for CONST_COND_REDUCTION at analysis stage and use it at
3197 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3198 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3199 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3202 2016-09-15 Richard Biener <rguenther@suse.de>
3205 * fold-const.c (split_tree): Do not split constant ~X.
3207 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3209 PR rtl-optimization/77425
3210 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3214 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3215 use %qs instead of %s where desirable, use argument instead of arg in
3216 the diagnostic wording, add list of supported strategies and
3218 (ix86_option_override_internal): Emit target("m...") instead of
3219 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3220 -march/-mtune option diagnostic. Add list of supported arches/tunings
3221 and spellcheck hint. Remove prefix, suffix and sw variables, use
3222 main_args_p ? "..." : "..." in diagnostics to make translation
3225 2016-09-15 Richard Biener <rguenther@suse.de>
3227 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3228 extra offset argument.
3229 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3230 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3231 to reflect new offset parameter.
3232 * doc/tm.texi: Regenerate.
3233 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3234 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3236 (darwin_asm_output_dwarf_offset): Likewise.
3237 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3239 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3240 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3241 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3243 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3246 * ipa-icf.c (set_alias_uids): New function.
3247 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3248 all the merged variable's referring aliases.
3250 2016-09-15 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/77514
3253 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3254 only forced_stmts sequence.
3256 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3258 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3259 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3260 FOR_EACH_SSA_NAME to iterate over SSA variables.
3261 (pass_expand::execute): Likewise.
3262 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3263 * tree-cfg.c (dump_function_to_file): Likewise.
3264 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3265 (update_ssa): Likewise.
3266 * tree-ssa-alias.c (dump_alias_info): Likewise.
3267 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3268 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3269 (create_outofssa_var_map): Likewise.
3270 (coalesce_ssa_name): Likewise.
3271 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3272 * tree-ssa-pre.c (compute_avail): Likewise.
3273 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3274 (scc_vn_restore_ssa_info): Likewise.
3275 (free_scc_vn): Likwise.
3276 (run_scc_vn): Likewise.
3277 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3278 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3279 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3280 * tree-ssa.c (verify_ssa): Likewise.
3282 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3284 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3285 and mips64r2 as default 32-bit and 64-bit architectures.
3286 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3287 as default 32-bit and 64-bit architectures.
3289 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3291 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3294 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3296 * target.def (lra_p): Change commentary (for the manual) for the
3298 * doc/tm.texi: Regenerate.
3300 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3302 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3303 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3304 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3305 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3307 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3309 * targhooks.c (default_lra_p): Return true instead of false.
3311 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3313 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3314 hook_bool_void_false.
3315 * config/avr/avr.c: Ditto.
3316 * config/bfin/bfin.c: Ditto.
3317 * config/c6x/c6x.c: Ditto.
3318 * config/cr16/cr16.c: Ditto.
3319 * config/cris/cris.c: Ditto.
3320 * config/epiphany/epiphany.c: Ditto.
3321 * config/fr30/fr30.c: Ditto.
3322 * config/frv/frv.c: Ditto.
3323 * config/h8300/h8300.c: Ditto.
3324 * config/ia64/ia64.c: Ditto.
3325 * config/iq2000/iq2000.c: Ditto.
3326 * config/lm32/lm32.c: Ditto.
3327 * config/m32c/m32c.c: Ditto.
3328 * config/m32r/m32r.c: Ditto.
3329 * config/m68k/m68k.c: Ditto.
3330 * config/mcore/mcore.c: Ditto.
3331 * config/microblaze/microblaze.c: Ditto.
3332 * config/mmix/mmix.c: Ditto.
3333 * config/mn10300/mn10300.c: Ditto.
3334 * config/moxie/moxie.c: Ditto.
3335 * config/msp430/msp430.c: Ditto.
3336 * config/nios2/nios2.c: Ditto.
3337 * config/nvptx/nvptx.c: Ditto.
3338 * config/pa/pa.c: Ditto.
3339 * config/pdp11/pdp11.c: Ditto.
3340 * config/rl78/rl78.c: Ditto.
3341 * config/sparc/sparc.c: Ditto.
3342 * config/spu/spu.c: Ditto.
3343 * config/stormy16/stormy16.c: Ditto.
3344 * config/tilegx/tilegx.c: Ditto.
3345 * config/tilepro/tilepro.c: Ditto.
3346 * config/v850/v850.c: Ditto.
3347 * config/vax/vax.c: Ditto.
3348 * config/visium/visium.c: Ditto.
3349 * config/xtensa/xtensa.c: Ditto.
3351 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3354 * tsan.c: Include target.h.
3355 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3356 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3357 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3358 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3359 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3361 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3362 Martin Liska <mliska@suse.cz>
3365 * predict.c (force_edge_cold): Add braces to a condition.
3367 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3369 PR rtl-optimization/77289
3370 * lra-constraints.c (get_final_hard_regno): Removed.
3371 (get_hard_regno): Add new parameter final_p.
3372 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3373 (operands_match_p): Adjust call to get_hard_regno.
3374 (uses_hard_regs_p): Likewise.
3375 (process_alt_operands): Likewise.
3377 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3380 * config/msp430/msp430.c (msp430_start_function): Emit an error
3381 if a function is both weak and specifies an interrupt number.
3383 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3385 PR tree-optimization/77454
3386 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3387 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3390 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3392 * config/aarch64/aarch64-builtins.c
3393 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3395 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3397 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3398 SFmode and SCmode arguments by reference.
3400 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3402 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3404 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3405 for renaming of add_fixit_insert to add_fixit_insert_before.
3406 (selftest::test_one_liner_fixit_insert_after): New function.
3407 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3408 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3409 (selftest::test_one_liner_many_fixits): Likewise.
3410 (selftest::test_diagnostic_show_locus_one_liner): Update for
3411 renaming, call new test function.
3412 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3413 renaming of add_fixit_insert to add_fixit_insert_before.
3414 (selftest::test_fixit_consolidation): Likewise.
3415 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3417 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3418 (selftest::test_applying_fixits_insert_before): ...this.
3419 (selftest::test_applying_fixits_insert): Update for renaming of
3420 add_fixit_insert to add_fixit_insert_before.
3421 (selftest::test_applying_fixits_insert_after): New function.
3422 (selftest::test_applying_fixits_insert_after_at_line_end): New
3424 (selftest::test_applying_fixits_insert_after_failure): New function.
3425 (selftest::test_applying_fixits_multiple): Update for renaming of
3426 add_fixit_insert to add_fixit_insert_before.
3427 (selftest::change_line): Likewise.
3428 (selftest::test_applying_fixits_unreadable_file): Likewise.
3429 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3430 (selftest::test_applying_fixits_column_validation): Likewise.
3431 (selftest::test_applying_fixits_column_validation): Likewise.
3432 (selftest::edit_context_c_tests): Update for renamed test function;
3433 call new test functions.
3435 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
3437 PR tree-optimization/77536
3438 PR rtl-optimization/68212
3439 * config/rs6000/rs6000.md (div->recip splitter): Remove
3440 optimize_insn_for_speed_p condition.
3442 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
3444 * optabs.c (prepare_cmp_insn): Update documentation comment.
3446 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3447 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3450 * opts.h (candidates_list_and_hint): Declare.
3451 * opts-common.c (candidates_list_and_hint): New function.
3452 (cmdline_handle_error): Use it.
3454 2016-09-12 David Malcolm <dmalcolm@redhat.com>
3456 * edit-context.c (edited_line::get_len): New accessor.
3457 (edited_file::print_diff): Split out hunk-printing into...
3458 (edited_file::print_diff_hunk): New method.
3459 (edited_file::print_diff_line): New method.
3461 2016-09-12 Andrew Pinski <apinski@cavium.com>
3463 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
3465 * config/aarch64/aarch64.c (thunderx_tunings): Enable
3466 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
3467 (aarch64_operands_ok_for_ldpstp): Return false if
3468 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
3469 was SImode and the alignment is less than 8 byte.
3470 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
3472 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
3475 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
3477 2016-09-12 Marek Polacek <polacek@redhat.com>
3479 * doc/extend.texi: Use lowercase "boolean".
3480 * doc/invoke.texi: Likewise.
3481 * doc/md.texi: Likewise.
3482 * target.def: Likewise.
3483 * doc/tm.texi: Regenerated.
3485 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3488 * expmed.c (synth_mult): Delete duplicate mode check.
3490 2016-09-10 Tom de Vries <tom@codesourcery.com>
3493 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
3495 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
3496 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
3498 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
3500 PR rtl-optimization/77289
3501 * lra-constraints.c (get_final_hard_regno): Add support for non hard
3502 register numbers. Remove support for subregs.
3503 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
3504 (get_reg_class): Delete removed get_final_hard_regno() argument.
3505 (uses_hard_regs_p): Call get_final_hard_regno().
3507 2016-09-09 Martin Sebor <msebor@redhat.com>
3511 * pretty-print.c (pp_quoted_string): New function.
3512 (pp_format): Call it for %c and %s directives.
3514 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3516 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
3517 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
3518 INITIAL_ELIMINATION_OFFSET) : Update documentation.
3519 * target.def (frame_pointer_required, can_eliminate): Likewise.
3520 * doc/tm.texi: Regenerated.
3521 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
3523 * df-scan.c (df_hard_reg_init): Likewise.
3524 * ira.c (ira_setup_eliminable_regset): Likewise.
3525 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
3526 init_elim_table): Likewise.
3527 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
3528 set_initial_elim_offsets, update_eliminables,
3529 init_elim_table): Likewise.
3530 * rtlanal.c (get_initial_register_offset): Likewise.
3531 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3532 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3533 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3534 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3535 * config/fr30/fr30.h: Fix comment.
3536 * config/frv/frv.c: Likewise.
3537 * config/frv/frv.h: Likewise.
3538 * config/ft32/ft32.h: Likewise.
3539 * config/visium/visium.h: Likewise.
3540 * config/pa/pa64-linux.h: Likewise.
3541 * config/v850/v850.h: Likewise.
3542 * config/cris/cris.c: Likewise.
3543 * config/ia64/ia64.h: Likewise.
3544 * config/moxie/moxie.h: Likewise.
3545 * config/m32r/m32r.h: Likewise.
3547 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
3550 * config.in: Regenerate.
3551 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
3553 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
3554 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
3555 static-libmpxwrappers case.
3556 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
3557 MPX_LD_AS_NEEDED_GUARD_POP.
3558 * configure: Regenerate.
3559 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
3560 defined if linker support "--push-state"/"--pop-state".
3562 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
3564 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
3566 2016-09-09 Joseph Myers <joseph@codesourcery.com>
3568 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
3569 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
3570 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
3571 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
3572 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
3573 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
3574 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
3576 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
3577 width macros from TS 18661-1.
3578 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
3580 2016-09-08 Jakub Jelinek <jakub@redhat.com>
3583 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
3584 OMP_CLAUSE_SAFELEN_EXPR.
3586 2016-09-07 David Malcolm <dmalcolm@redhat.com>
3588 * Makefile.in (OBJS): Add substring-locations.o.
3589 * langhooks-def.h (class substring_loc): New forward decl.
3590 (lhd_get_substring_location): New decl.
3591 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
3592 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
3593 * langhooks.c (lhd_get_substring_location): New function.
3594 * langhooks.h (class substring_loc): New forward decl.
3595 (struct lang_hooks): Add field get_substring_location.
3596 * substring-locations.c: New file, taking definition of
3597 format_warning_va and format_warning_at_substring from
3598 c-family/c-format.c, making them non-static.
3599 * substring-locations.h (class substring_loc): Move class here
3600 from c-family/c-common.h. Add and rewrite comments.
3601 (format_warning_va): New decl.
3602 (format_warning_at_substring): New decl.
3603 (get_source_location_for_substring): Add comment.
3605 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
3607 * config/i386/i386.c: Add 'U' suffix to processor feature bits
3608 to avoid -Wnarrowing warning.
3609 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
3610 * opts.c: Likewise for SANITIZER_OPT bitmasks.
3612 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
3614 * config/aarch64/aarch64.c (aarch64_legitimize_address):
3615 Avoid use of base_offset if offset already in range.
3617 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
3619 * config/sh/sh-protos.h (struct sh_atomic_model,
3620 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3621 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3622 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
3623 * config/sh/sh.h (struct sh_atomic_model,
3624 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3625 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3626 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
3627 Guard with __cplusplus.
3629 2016-09-06 Jakub Jelinek <jakub@redhat.com>
3632 * config/i386/i386.c (ix86_expand_builtin): For builtin with
3633 unsupported or unknown ISA, use expand_call.
3635 2016-09-06 Martin Liska <mliska@suse.cz>
3637 PR gcov-profile/77378
3638 PR gcov-profile/77466
3639 * tree-profile.c (tree_profiling): Detect whether target can use
3640 -fprofile-update=atomic.
3642 2016-09-06 Richard Biener <rguenther@suse.de>
3644 PR tree-optimization/77479
3645 * tree-vrp.c (update_value_range): Extend overflow handling to
3648 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3651 * config/i386/i386.md (isa): Add x64_avx512bw.
3652 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
3653 (kmov_isa): New mode attr.
3654 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
3655 (*zero_extend<mode>si2): Likewise.
3656 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
3658 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
3660 * doc/invoke.texi (SPU Options): nops -> NOPs.
3661 (x86 Options): Ditto.
3663 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3666 * toplev.c (process_options): Temporarily set input_location
3667 to UNKNOWN_LOCATION around targetm.target_option.override () call.
3669 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
3671 PR rtl-optimization/77452
3672 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
3673 inner-mode reference to a CONST_VECTOR constant in the constant pool.
3675 2016-09-05 Marek Polacek <polacek@redhat.com>
3678 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
3680 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3683 * gensupport.c (alter_output_for_subst_insn): Remove redundant
3684 *insn_out == '*' test. Don't copy unnecessary to yet another
3685 memory buffer, and don't leak it.
3687 PR rtl-optimization/77425
3688 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
3690 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
3692 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
3694 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3696 * common.opt (fdiagnostics-generate-patch): New option.
3697 * diagnostic.c: Include "edit-context.h".
3698 (diagnostic_initialize): Initialize context->edit_context_ptr.
3699 (diagnostic_finish): Delete context->edit_context_ptr.
3700 (diagnostic_report_diagnostic): Add fix-it hints from the
3701 diagnostic to context->edit_context_ptr, if any.
3702 * diagnostic.h (class edit_context): Add forward decl.
3703 (struct diagnostic_context): Add field "edit_context_ptr".
3704 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3705 -fdiagnostics-generate-patch.
3706 (-fdiagnostics-generate-patch): New item.
3707 * toplev.c: Include "edit-context.h".
3708 (process_options): Set global_dc->edit_context_ptr to a new
3709 edit_context if the options need one.
3710 (toplev::main): Handle -fdiagnostics-generate-patch by using
3711 global_dc->edit_context_ptr.
3713 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3716 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
3717 map and firstprivate clauses on target construct for _Atomic
3719 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
3720 on target construct for _Atomic qualified decls.
3721 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
3723 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
3724 _Atomic qualified arguments not mentioned in uniform clause.
3726 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3728 * Makefile.in (OBJS-libcommon): Add edit-context.o.
3729 * diagnostic-color.c (color_dict): Add "diff-filename",
3730 "diff-hunk", "diff-delete", and "diff-insert".
3731 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3732 to reflect above changes.
3733 * doc/invoke.texi (-fdiagnostics-color): Update description of
3734 default GCC_COLORS, and of the supported capabilities.
3735 * edit-context.c: New file.
3736 * edit-context.h: New file.
3737 * input.c (struct fcache): Add field "missing_trailing_newline".
3738 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3740 (add_file_to_cache_tab): Likewise.
3741 (fcache::fcache): Likewise.
3742 (get_next_line): Update c->missing_trailing_newline.
3743 (location_missing_trailing_newline): New function.
3744 * input.h (location_missing_trailing_newline): New decl.
3745 * selftest-run-tests.c (selftest::run_tests): Call
3746 edit_context_c_tests.
3747 * selftest.h (edit_context_c_tests): New decl.
3749 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3750 Richard Biener <rguenth@suse.de>
3752 PR tree-optimization/77444
3753 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3754 as steptype, remove redundant initialization.
3756 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3759 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3760 (sanopt_optimize_walker): Optimize away
3761 __asan_before_dynamic_init (...) followed by
3762 __asan_after_dynamic_init () without intervening memory loads/stores.
3763 * ipa-pure-const.c (special_builtin_state): Handle
3764 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3765 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3767 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3769 * cfg.c (free_original_copy_tables): Replace second assignment of
3770 bb_copy = NULL by bb_original = NULL.
3772 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3775 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3776 assignment added in r216794.
3778 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3780 * Makefile.in (OBJS): Add typed-splay-tree.o.
3781 * selftest-run-tests.c (selftest::run_tests): Call
3782 typed_splay_tree_c_tests.
3783 * selftest.h (typed_splay_tree_c_tests): New decl.
3784 * typed-splay-tree.c: New file.
3785 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3786 (typed_splay_tree::max): New method.
3787 (typed_splay_tree::min): New method.
3788 (typed_splay_tree::foreach): New method.
3789 (typed_splay_tree::closure): New struct.
3790 (typed_splay_tree::inner_foreach_fn): New function.
3792 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3794 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3795 -fipa-cp-bit to -fipa-bit-cp.
3797 2016-09-01 Martin Sebor <msebor@redhat.com>
3799 PR tree-optimization/71831
3800 * tree-object-size.h: Return bool instead of the size and add
3801 argument for the size.
3802 * tree-object-size.c (compute_object_offset): Update signature.
3803 (addr_object_size): Same.
3804 (compute_builtin_object_size): Return bool instead of the size
3805 and add argument for the size. Handle POINTER_PLUS_EXPR when
3806 optimization is disabled.
3807 (expr_object_size): Adjust.
3808 (plus_stmt_object_size): Adjust.
3809 (pass_object_sizes::execute): Adjust.
3810 * builtins.c (fold_builtin_object_size): Adjust.
3811 * doc/extend.texi (Object Size Checking): Update.
3812 * ubsan.c (instrument_object_size): Adjust.
3814 2016-09-01 Martin Sebor <msebor@redhat.com>
3816 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3817 it fits the output of the formatted function regardless of its
3819 * gcc/genmodes.c (parser::parse_expr): Same.
3820 * gimplify.c (gimplify_asm_expr): Same.
3821 * passes.c (pass_manager::register_one_dump_file): Same.
3822 * print-tree.c (print_node): Same.
3824 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3826 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3828 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3830 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3832 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3834 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3835 * config/rs6000/vector.md: Ditto.
3836 * config/rs6000/vsx.md: Ditto.
3838 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3840 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3843 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3845 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3846 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3847 *return_and_restore_gpregs_<mode>_r11,
3848 *return_and_restore_gpregs_<mode>_r12,
3849 *return_and_restore_gpregs_<mode>_r1,
3850 *return_and_restore_fpregs_<mode>_r11,
3851 *return_and_restore_fpregs_<mode>_r12,
3852 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3853 directly instead of via the "l" constraint. Renumber operands.
3856 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3858 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3859 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3860 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3861 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3862 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3863 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3864 *call_value_nonlocal_darwin64, reload_macho_picbase,
3865 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3866 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3867 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3868 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3869 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3870 *save_fpregs_<mode>_r1): Ditto.
3871 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3872 *return_and_restore_gpregs_spe): Ditto.
3874 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3876 * config/rs6000/rs6000.md
3877 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3878 the use of the link register.
3879 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3881 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3882 Michael Meissner <meissner@linux.vnet.ibm.com>
3885 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3886 reg+reg addressing for TImode.
3887 (rs6000_legitimate_address_p): Only allow register indirect
3888 addressing for TImode, even without TARGET_QUAD_MEMORY.
3890 2016-09-01 Richard Biener <rguenther@suse.de>
3893 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3894 check whether the result fits the desired result type.
3896 2016-09-01 Nathan Sidwell <nathan@acm.org>
3898 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3900 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3902 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3904 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3906 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3908 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3909 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3910 for comparisons of integer ZERO_EXTEND against zero.
3912 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3914 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3915 STV pass if -mstackrealign is enabled.
3917 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3919 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3922 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3924 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3925 (layout_range::intersects_line_p): New method.
3926 (test_range_contains_point_for_single_point): Rename to...
3927 (test_layout_range_for_single_point): ...this, and add testing
3928 for layout_range::intersects_line_p.
3929 (test_range_contains_point_for_single_line): Rename to...
3930 (test_layout_range_for_single_line): ...this, and add testing
3931 for layout_range::intersects_line_p.
3932 (test_range_contains_point_for_multiple_lines): Rename to...
3933 (test_layout_range_for_multiple_lines): ...this, and add testing
3934 for layout_range::intersects_line_p.
3935 (layout::layout): Populate m_fixit_hints.
3936 (layout::get_expanded_location): Handle the case of a line-span
3938 (layout::validate_fixit_hint_p): New method.
3939 (get_line_span_for_fixit_hint): New function.
3940 (layout::calculate_line_spans): Add spans for fixit-hints.
3941 (layout::should_print_annotation_line_p): New method.
3942 (layout::print_any_fixits): Drop param "richloc", instead using
3943 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3944 (diagnostic_show_locus): Avoid printing blank annotation lines.
3945 (selftest::test_diagnostic_context::test_diagnostic_context):
3946 Initialize show_column and start_span.
3947 (selftest::test_diagnostic_context::start_span_cb): New static
3949 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3950 (selftest::diagnostic_show_locus_c_tests): Update for function
3951 renamings. Call test_diagnostic_show_locus_fixit_lines.
3953 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3955 PR tree-optimization/73714
3956 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
3958 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3960 * selftest.c: Move "namespace selftest {" to top of file,
3961 removing explicit "selftest::" qualifiers throughout.
3963 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
3965 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
3967 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
3968 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
3969 Replace builtin with vector extension.
3970 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
3972 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
3973 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
3974 Replace builtin with vector extension.
3975 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
3976 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
3977 Replace builtin with vector extension.
3978 * config/i386/xmmintrin.h (__m128_u): New type.
3979 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
3980 (_mm_load_ps, _mm_store_ps): Simplify.
3982 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
3984 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
3986 2016-08-30 David Malcolm <dmalcolm@redhat.com>
3988 * diagnostic-show-locus.c (colorizer::begin_state): Support more
3989 than 3 ranges per diagnostic by alternating between color 1 and
3991 (layout::layout): Replace use of rich_location::MAX_RANGES
3992 with richloc->get_num_locations ().
3993 (layout::calculate_line_spans): Replace use of
3994 rich_location::MAX_RANGES with m_layout_ranges.length ().
3995 (layout::print_annotation_line): Handle arbitrary numbers of
3996 ranges in caret-printing by defaulting to '^'.
3997 (selftest::test_one_liner_many_fixits): New function.
3998 (test_diagnostic_show_locus_one_liner): Call it.
3999 * diagnostic.c (diagnostic_initialize): Update for renaming
4000 of rich_location::MAX_RANGES to
4001 rich_location::STATICALLY_ALLOCATED_RANGES.
4002 * diagnostic.h (struct diagnostic_context): Likewise.
4004 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4006 * selftest.c (selftest::named_temp_file::named_temp_file): New
4008 (selftest::temp_source_file::~temp_source_file): Move to...
4009 (selftest::named_temp_file::~named_temp_file): ...here.
4010 (selftest::test_named_temp_file): New function.
4011 (selftest::selftest_c_tests): Call test_named_temp_file.
4012 * selftest.h (class named_temp_file): New class.
4013 (class temp_source_file): Convert to a subclass of named_temp_file.
4015 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4017 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4018 USEs of LR_REGNO in returns and sibcalls.
4019 (rs6000_output_mi_thunk): Similar.
4020 (rs6000_sibcall_aix): Similar.
4021 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4022 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4023 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4024 Remove the USE of LR_REGNO from the patterns as well. Delete an
4026 (return_internal_<mode>): Delete.
4028 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4030 * gcc/config/aarch64/aarch64-simd.md
4031 (aarch64_ld2<mode>_dreg_le): New.
4032 (aarch64_ld2<mode>_dreg_be): New.
4033 (aarch64_ld2<mode>_dreg): Removed.
4034 (aarch64_ld3<mode>_dreg_le): New.
4035 (aarch64_ld3<mode>_dreg_be): New.
4036 (aarch64_ld3<mode>_dreg): Removed.
4037 (aarch64_ld4<mode>_dreg_le): New.
4038 (aarch64_ld4<mode>_dreg_be): New.
4039 (aarch64_ld4<mode>_dreg): Removed.
4040 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4042 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4044 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4045 redundant location param.
4046 (test_one_liner_fixit_remove): Likewise.
4047 (test_one_liner_fixit_replace): Likewise.
4048 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4049 * gcc-rich-location.c
4050 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4051 get_range_from_loc. Drop overload taking a const char *.
4052 * gcc-rich-location.h
4053 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4056 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4058 * config/linux.c (linux_libc_has_function): Return true on musl.
4060 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4062 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4064 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4066 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4067 used for abnormal egdes.
4069 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4071 PR tree-optimization/72866
4072 * tree-vect-patterns.c (search_type_for_mask): Turn into
4073 a small wrapper, move all code to ...
4074 (search_type_for_mask_1): ... this new function. Add caching
4075 and adjust recursive calls.
4078 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4079 instead of lookup_type_die (type_main_variant (type)) even for array
4083 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4084 constant pool reference return x instead of c.
4086 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4088 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4091 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4094 (selftest::test_make_location_nonpure_range_endpoints): Fix
4097 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4099 * diagnostic-show-locus.c
4100 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4102 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4103 * input.c (get_pure_location): Move to libcpp/line-map.c.
4104 * input.h (get_pure_location): Convert decl to an inline function
4105 calling implementation in libcpp.
4107 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4110 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4111 template for intel asm dialect.
4112 (vec_set_hi_<mode><mask_name>): Ditto.
4114 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4116 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4117 (selftest::fail_formatted): Likewise.
4119 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4121 * input.c (make_location): Call get_start and get_finish
4122 on the endpoints to avoid storing packed ranges or ad-hoc
4124 (selftest::test_make_location_nonpure_range_endpoints): New function.
4125 (selftest::input_c_tests): Call it.
4126 * input.h (get_start): New inline function.
4128 2016-08-29 Tom de Vries <tom@codesourcery.com>
4131 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4134 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4136 * Makefile.in (gcov-iov.h): Add dummy recipe.
4138 2016-08-29 Nathan Sidwell <nathan@acm.org>
4140 * config/nvptx/nvptx.c: #include tree-vrp.h.
4142 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4145 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4146 HIGH+LO construct during reload.
4148 2016-08-28 Tom de Vries <tom@codesourcery.com>
4151 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4152 'sysv_abi va_list' attribute.
4153 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4154 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4157 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4159 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4160 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4161 (unshare_all_rtl_again): Likewise.
4162 * function.c (assign_stack_local_1): Likewise.
4163 (assign_stack_temp_for_type): Likewise.
4165 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4167 * cfgbuild.c (make_edges): Adjust.
4168 * cfgrtl.c (can_delete_label_p): Likewise.
4169 * dwarf2cfi.c (create_trace_edges): Likewise.
4170 * except.c (sjlj_emit_dispatch_table): Likewise.
4171 * function.h (struct expr_status): make x_forced_labels a vector.
4172 * jump.c (rebuild_jump_labels_1): Adjust.
4173 * reload1.c (set_initial_label_offsets): Likewise.
4174 * stmt.c (force_label_rtx): Likewise.
4175 (expand_label): Likewise.
4177 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4179 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4181 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4183 PR tree-optimization/71077
4184 PR tree-optimization/68542
4185 * fold-const.c (fold_relational_const): Fix folding of
4186 VECTOR_CST comparisons that have a scalar boolean result type.
4187 (selftest::test_vector_folding): New static function.
4188 (selftest::fold_const_c_tests): Call it.
4190 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4192 * doc/extend.texi (SPU Built-in Functions): Remove stale
4193 references to material formerly at IBM and Sony.
4195 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4198 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4200 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4202 * diagnostic-show-locus.c
4203 (selftest::test_fixit_consolidation): New function.
4204 (selftest::diagnostic_show_locus_c_tests): Call it.
4205 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4206 constructor based on source_range.
4208 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4210 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4212 (parse_gcc_colors): Update description of default GCC_COLORS.
4213 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4214 (colorizer::set_fixit_insert): New method.
4215 (colorizer::set_fixit_delete): New method.
4216 (colorizer::get_color_by_name): New method.
4217 (colorizer::STATE_FIXIT_INSERT): New constant.
4218 (colorizer::STATE_FIXIT_DELETE): New constant.
4219 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4220 fields in favor of new field "m_stop_color". Add fields
4221 "m_fixit_insert" and "m_fixit_delete".
4222 (colorizer::colorizer): Update for above changes. Replace
4223 colorize_start calls with calls to get_color_by_name.
4224 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4225 STATE_FIXIT_DELETE. Update for field renamings.
4226 (colorizer::finish_state): Simplify by using m_stop_color,
4227 rather than multiple identical "*_ce" fields.
4228 (colorizer::get_color_by_name): New method.
4229 (layout::print_any_fixits): Print insertions and replacements
4230 using the "fixit-insert" color, and deletions using the
4231 "fixit-delete" color.
4232 * doc/invoke.texi (-fdiagnostics-color): Update description of
4233 default GCC_COLORS, and of the supported capabilities.
4235 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4237 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4238 current_function_static_stack_size variable with the static
4239 stack frame size of the current function when
4240 flag_stack_usage_info is enabled.
4242 2016-08-26 Nathan Sidwell <nathan@acm.org>
4244 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4245 assignment inside if condition.
4247 2016-08-26 Richard Biener <rguenther@suse.de>
4249 PR tree-optimization/69047
4250 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4251 extracts similar to what FRE does.
4252 (non_rewritable_mem_ref_base): Likewise.
4254 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4256 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4257 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4258 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4259 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4260 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4262 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4263 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4264 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4265 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4266 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4268 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4271 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4272 reservation duration to 15 cycles.
4273 (cortex_a8_vfp_macs): Likewise.
4274 (cortex_a8_vfp_macd): Likewise.
4275 (cortex_a8_vfp_divs): Likewise.
4276 (cortex_a8_vfp_divd): Likewise.
4278 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4280 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4281 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4283 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4284 Martin Jambhor <mjambor@suse.cz>
4286 * common.opt: New option -fipa-bit-cp.
4287 * doc/invoke.texi: Document -fipa-bit-cp.
4288 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4289 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4290 * tree-ssa-ccp.h: New header file.
4291 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4292 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4293 Replace all occurences of tree parameter by two new params: signop, int.
4294 (bit_value_unop_1): Change to bit_value_unop and export it.
4295 Replace all occurences of tree parameter by two new params: signop,
4297 (bit_value_binop): Change call from bit_value_binop_1 to
4299 (bit_value_assume_aligned): Likewise.
4300 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4301 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4303 (ccp_finalize): Skip processing if val->mask == 0.
4304 * ipa-cp.c: Include tree-ssa-ccp.h
4305 (ipcp_bits_lattice): New class.
4306 (ipcp_param_lattice (bits_lattice): New member.
4307 (print_all_lattices): Call ipcp_bits_lattice::print.
4308 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4309 (initialize_node_lattices): Likewise.
4310 (propagate_bits_accross_jump_function): New function.
4311 (propagate_constants_accross_call): Call
4312 propagate_bits_accross_jump_function.
4313 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4314 (ipcp_store_bits_results): New function.
4315 (ipcp_driver): Call ipcp_store_bits_results.
4316 * ipa-prop.h (ipa_bits): New struct.
4317 (ipa_jump_func): Add new member bits of type ipa_bits.
4318 (ipa_param_descriptor): Change decl to decl_or_type.
4319 (ipa_get_param): Change decl to decl_or_type and assert on
4321 (ipa_get_type): New function.
4322 (ipcp_transformation_summary): New member bits.
4323 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4324 (ipa_populate_param_decls): Likewise.
4325 (ipa_dump_param): Likewise.
4326 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4328 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4329 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4331 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4332 (ipa_write_jump_function): Add streaming for ipa_bits.
4333 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4334 (write_ipcp_transformation_info): Add streaming for ipa_bits
4336 (read_ipcp_transfomration_info): Add support for reading streamed
4338 (ipcp_update_bits): New function.
4339 (ipcp_transform_function): Call ipcp_update_bits.
4341 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4343 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4344 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4346 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4348 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4350 2016-08-25 Richard Biener <rguenther@suse.de>
4352 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4353 Only add locations in late dwarf.
4354 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4355 (dwarf2out_early_finish): But do it here.
4357 2016-08-24 Michael Collison <michael.collison@linaro.org>
4358 Michael Collison <michael.collison@arm.com>
4360 * config/arm/arm-modes.def: Add new condition code mode CC_V
4361 to represent the overflow bit.
4362 * config/arm/arm.c (maybe_get_arm_condition_code):
4363 Add support for CC_Vmode.
4364 (arm_gen_unlikely_cbranch): New function to generate common
4365 rtl conditional branches for overflow patterns.
4366 * config/arm/arm-protos.h: Add prototype for
4367 arm_gen_unlikely_cbranch.
4368 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4369 addsi3_compareV_upper): New patterns to support signed
4370 builtin overflow add operations.
4371 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4372 New patterns to support unsigned builtin add overflow operations.
4373 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4374 builtin overflow subtract operations,
4375 (usubv<mode>4): New patterns to support unsigned builtin subtract
4376 overflow operations.
4377 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4378 to support builtin overflow negate operations.
4380 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4383 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4385 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4386 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4389 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4391 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4392 MULTILIB_OPTIONS should be used. Small wording fixes.
4393 * genmultilib: Memorize set of all option combinations in
4394 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4395 found in MULTILIB_OPTIONS by checking if option set is listed in
4396 combination_space. Output new and existing error message to stderr.
4398 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4400 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4401 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4402 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4403 (MULTILIB_REUSE): Remove reuse rules for option set including
4404 -mfpu=fp-armv8 and -mfpu=vfpv4
4406 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4408 * config/arm/t-rtems: Add vfp multilib.
4410 2016-08-23 Ian Lance Taylor <iant@golang.org>
4412 * config/s390/s390.c (s390_asm_file_start): Call
4415 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4417 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4418 initialization of all 0's to the 0 constant, instead of directly
4419 generating XOR. Add support for V4SImode vector initialization on
4420 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4421 initialization. Change variables used in V4SFmode vector
4422 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4423 any memory addresses are in index form. Add support for using
4424 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4425 with all of the same element.
4426 (regno_or_subregno): New helper function to return a register
4427 number for either REG or SUBREG.
4428 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4429 Use regno_or_subregno where possible.
4430 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4431 DImode value from two SImode values in order to generate V4SImode
4432 vector initialization on 64-bit systems with direct move.
4433 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
4435 (rtx_is_swappable_p): V4SImode vector initialization insn is not
4437 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
4439 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
4440 attributes to initialize V8HImode and V16QImode vectors with the
4442 (VSX_SPLAT_COUNT): Likewise.
4443 (VSX_SPLAT_SUFFIX): Likewise.
4444 (UNSPEC_VSX_VEC_INIT): New unspec.
4445 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
4446 Allow SFmode values to come from Altivec registers.
4447 (vsx_init_v4si): New insn/split for V4SImode vector initialization
4448 on 64-bit systems with direct move.
4449 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
4450 vector initializations, to allow V4SImode vector initializations
4451 on 64-bit systems with direct move.
4452 (vsx_splat_v4si): Likewise.
4453 (vsx_splat_v4si_di): Likewise.
4454 (vsx_splat_v4sf): Likewise.
4455 (vsx_splat_v4sf_internal): Likewise.
4456 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
4458 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
4459 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
4460 initializing V8HImode and V16QImode vectors with the same
4462 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
4463 optimization if -maltivec=be.
4465 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
4467 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
4468 attribute for alternatives 3 and 4.
4470 2016-08-23 David Malcolm <dmalcolm@redhat.com>
4472 * selftest.c (selftest::assert_str_contains): New function.
4473 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
4474 * selftest.h (selftest::assert_str_contains): New decl.
4475 (ASSERT_STR_CONTAINS): New macro.
4477 2016-08-23 Richard Biener <rguenther@suse.de>
4479 PR tree-optimization/77286
4480 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
4482 (vect_transform_loop): Split exit edges of loop and scalar
4483 loop if required and at the appropriate time.
4485 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4487 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4488 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4490 Correct a typo in a comment.
4492 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4494 * config/s390/s390.md ("*andc_split"): New splitter for and with
4497 2016-08-23 Richard Biener <rguenther@suse.de>
4499 PR tree-optimization/27336
4500 * tree-vrp.c (infer_value_range): Handle stmts that can throw
4501 by looking for a non-EH edge.
4502 (process_assert_insertions_for): Likewise.
4504 2016-08-23 Richard Biener <rguenther@suse.de>
4507 * statistics.c (statistics_counter_event): Robustify against
4510 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4512 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
4513 for targets amdfam10 and barcelona.
4515 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
4518 (zero_extend<mode>di2): Ditto.
4519 (*zero_extend<mode>si2): Ditto.
4520 (*zero_extendqihi2): Ditto.
4522 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4525 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
4526 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
4528 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
4530 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
4531 identical consecutive elements.
4532 [SSA_NAME]: Print the name's def stmt on its own line. When printing
4533 the node's def stmt, avoid printing an unwanted trailing newline by
4534 replacing the call to print_gimple_stmt() with its inlined body and
4535 adjusting it to not set pp_needs_newline and to call pp_flush()
4536 instead of pp_newline_and_flush().
4538 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4540 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
4541 (float32_type_node, float64_type_node, float32x_type_node)
4542 (float128x_type_node): New macros.
4543 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
4544 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
4545 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
4546 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
4547 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
4548 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
4549 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
4550 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
4551 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
4552 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
4553 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
4554 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
4555 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
4556 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
4557 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
4558 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
4559 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
4560 (copysign, fabs, huge_val, inf, nan, nans): Use it.
4561 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
4563 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
4564 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
4565 * doc/extend.texi (Other Builtins): Document these built-in
4567 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
4570 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
4572 * doc/install.texi (Binaries): www.opencsw.org now uses https.
4574 2016-08-22 Richard Biener <rguenther@suse.de>
4576 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
4578 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
4581 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
4582 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
4583 non-SSE2 athlons only, otherwise prefer SSE prefetches.
4585 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4587 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
4588 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
4589 (vrp_visit_switch_stmt): Likewise.
4590 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
4591 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
4592 (vrp_visit_stmt): Use extract_range_from_stmt.
4593 (vrp_visit_phi_node): Use extract_range_from_phi_node.
4595 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4597 * Makefile.in: Add tree-vrp.h to GTFILES.
4598 * gengtype.c (open_base_files): Add tree-vrp.h.
4599 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
4600 * builtins.c: Likewise.
4601 * fold-const.c: Likewise.
4602 * gimple-builder.c: Likewise.
4603 * gimple-laddress.c: Likewise.
4604 * hsa-gen.c: Likewise.
4605 * internal-fn.c: Likewise.
4607 * targhooks.c: Liewise,
4608 * tree-ssa-address.c: Likewise.
4609 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
4610 * tree-vrp.c (struct value_range): Move to tree-vrp.h
4611 * tree-vrp.h: New file.
4613 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4615 PR tree-optimization/61839
4616 * tree-vrp.c (two_valued_val_range_p): New.
4617 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
4618 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
4619 Also Convert VAR BINOP CST where VAR is two-valued to
4620 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
4622 2016-08-19 David Malcolm <dmalcolm@redhat.com>
4624 * diagnostic-show-locus.c
4625 (layout::annotation_line_showed_range_p): New method.
4626 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
4627 Reimplement case fixit_hint::REPLACE to cover removals, and
4628 replacements where the range of the replacement isn't one
4629 of the ranges in the rich_location.
4630 (test_one_liner_fixit_replace): Likewise.
4631 (selftest::test_one_liner_fixit_replace_non_equal_range): New
4633 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
4635 (selftest::test_diagnostic_show_locus_one_liner): Call the new
4637 * diagnostic.c (print_parseable_fixits): Remove case
4640 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
4643 * config/i386/i386.c (ix86_option_override_internal): Remove
4644 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
4645 Enable SSE prefetch also for TARGET_PREFETCHWT1.
4646 Do not try to enable TARGET_PRFCHW ISA flag here.
4647 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
4648 Rewrite expander function body.
4649 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
4651 2016-08-19 Joseph Myers <joseph@codesourcery.com>
4654 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
4655 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
4656 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
4657 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
4658 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
4659 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
4660 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
4661 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
4662 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
4664 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
4666 (struct floatn_type_info): New structure type.
4667 (floatn_nx_types): New variable declaration.
4668 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
4669 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
4670 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
4671 * tree.c (floatn_nx_types): New variable.
4672 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
4673 corresponding complex types.
4674 * target.def (floatn_mode): New hook.
4675 * targhooks.c: Include "real.h".
4676 (default_floatn_mode): New function.
4677 * targhooks.h (default_floatn_mode): New prototype.
4678 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
4680 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
4681 effective-target and dg-add-options keywords.
4682 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
4683 Document new effective-target keywords.
4684 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
4685 * doc/tm.texi: Regenerate.
4686 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
4687 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
4688 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
4690 * real.h (struct real_format): Add field ieee_bits.
4691 * real.c (ieee_single_format, mips_single_format)
4692 (motorola_single_format, spu_single_format, ieee_double_format)
4693 (mips_double_format, motorola_double_format)
4694 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
4695 (ieee_extended_intel_128_format)
4696 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
4697 (mips_extended_format, ieee_quad_format, mips_quad_format)
4698 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
4699 (decimal_double_format, decimal_quad_format, ieee_half_format)
4700 (arm_half_format, real_internal_format: Initialize ieee_bits
4702 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
4703 float128_type_node. Set float80_type_node to float64x_type_node
4704 if appropriate and long_double_type_node not appropriate.
4705 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
4706 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
4707 Initialize ieee_bits field.
4708 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
4709 (rs6000_init_builtins): Set ieee128_float_type_node to
4711 (rs6000_floatn_mode): New function.
4713 2016-08-19 Jakub Jelinek <jakub@redhat.com>
4715 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4716 _rdseed64_step): Uglify argument names and/or local variable names
4717 in inline functions.
4718 * config/i386/rtmintrin.h (_xabort): Likewise.
4719 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
4720 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
4721 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
4722 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
4723 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
4724 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
4725 _mm_maskz_ternarylogic_epi32): Likewise.
4726 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
4727 __lwpins32, __lwpins64): Likewise.
4728 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
4729 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4730 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4731 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4732 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4733 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4734 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4735 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4736 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4737 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4738 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4739 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4740 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4741 _mm256_mask_i64gather_epi32): Likewise.
4742 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4743 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4744 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4745 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4746 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4747 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4748 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4749 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4750 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4751 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4752 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4753 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4754 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4755 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4756 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4757 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4758 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4759 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4761 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4763 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4764 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4766 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4767 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4769 (_rdpkru_u32): Add space after function name.
4771 * config/i386/t-i386 (i386-c.o): Don't depend on
4772 i386-builtin-types.inc.
4773 (i386.o): Depend on i386-builtin-types.inc.
4775 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4778 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4779 Use const_vec_duplicate to check for duplicated elements.
4781 2016-08-19 Richard Biener <rguenther@suse.de>
4783 PR tree-optimization/77290
4784 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4785 Fix flag_tree_parallelize_loops check.
4787 2016-08-19 Richard Biener <rguenther@suse.de>
4789 * match.pd (x | 0 -> x): Add.
4791 2016-08-19 Richard Biener <rguenther@suse.de>
4793 PR tree-optimization/77286
4794 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4795 Deal with virtual PHIs being out-of-order.
4797 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4799 * doc/invoke.texi (fverbose-asm): Note that source code lines
4800 are emitted, and provide an example.
4801 * final.c (asm_show_source): New function.
4802 (final_scan_insn): Call asm_show_source.
4804 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4806 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4807 param with diagnostic_kind.
4808 (class colorizer): Similarly replace field m_diagnostic with
4810 (colorizer::colorizer): Replace diagnostic
4811 param with diagnostic_kind.
4812 (colorizer::begin_state): Update for above field change.
4813 (layout::layout): Replace diagnostic param with rich_location *
4814 and diagnostic_kind.
4815 (diagnostic_show_locus): Replace diagnostic param with richloc
4816 and diagnostic_kind.
4817 (class selftest::test_diagnostic_context): New class.
4818 (selftest::test_diagnostic_show_locus_unknown_location): New
4820 (selftest::test_one_liner_simple_caret): New function.
4821 (selftest::test_one_liner_caret_and_range): New function.
4822 (selftest::test_one_liner_multiple_carets_and_ranges): New
4824 (selftest::test_one_liner_fixit_remove): New function.
4825 (selftest::test_one_liner_fixit_replace): New function.
4826 (selftest::test_diagnostic_show_locus_one_liner): New function.
4827 (selftest::diagnostic_show_locus_c_tests): Call the new test
4829 * diagnostic.c (diagnostic_initialize): Initialize
4830 colorize_source_p, show_ruler_p and parseable_fixits_p.
4831 (default_diagnostic_finalizer): Update for change to
4832 diagnostic_show_locus.
4833 (diagnostic_append_note): Likewise.
4834 * diagnostic.h (diagnostic_show_locus): Replace
4835 const diagnostic_info * param with location * and diagnostic_t.
4837 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4839 * input.c (saved_line_table): New global.
4840 (class selftest::temp_line_table): Rename to line_table_test and
4841 move declaration to selftest.h, and drop field m_old_line_table.
4842 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4843 (selftest::line_table_test::line_table_test): ...this. Add a
4844 default ctor. Store current value of line_table within
4846 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4847 (selftest::line_table_test::~line_table_test): ...this, and
4848 restore line_table from the saved_line_table, rather than
4850 (selftest::test_accessing_ordinary_linemaps): Update for above
4852 (selftest::test_lexer): Likewise.
4853 (struct selftest::lexer_test): Likewise.
4854 (selftest::lexer_test::lexer_test): Likewise.
4855 (selftest::input_c_tests): Move the looping over test cases from
4857 (selftest::for_each_line_table_case): New function.
4858 * input.h (saved_line_table): New decl.
4859 * selftest.h (struct selftest::line_table_case): New forward decl.
4860 (class selftest::line_table_test): New class, moved here from
4861 selftest::temp_line_table in input.c, and renamed.
4862 (selftest::for_each_line_table_case): New decl.
4864 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4867 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4869 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4872 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4873 enclosing parallel construct for reduction variables on OpenACC loop
4876 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4878 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4879 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4881 (function_to_dwarf_procedure): Update comment.
4883 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4885 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4887 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4889 * selftest.c (selftest::temp_source_file::~temp_source_file):
4890 Evict m_filename from the diagnostic file cache.
4892 2016-08-18 Richard Biener <rguenther@suse.de>
4894 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4895 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4896 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4897 clone materialization.
4898 * passes.def (all_late_ipa_passes): Start with
4899 pass_materialize_all_clones.
4900 * cgraphunit.c (symbol_table::compile): Remove call to
4901 materialize_all_clones.
4902 * tree-into-ssa.c: Include statistics.h.
4903 (update_ssa): Count number of times we do incremental/rewrite
4906 2016-08-18 Richard Biener <rguenther@suse.de>
4908 PR tree-optimization/77282
4909 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4910 When doing auto-parallelizing also prevent use of PHIs that
4911 carry dependences across loop backedges.
4913 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4914 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4916 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4918 2016-08-18 Richard Biener <rguenther@suse.de>
4920 * ssa-iterators.h (ssa_vuse_operand): New inline.
4921 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4922 (predicate_all_scalar_phis): Use remove_phi_node to remove
4923 phi nodes predicated. Delay removing virtual PHIs.
4924 (predicate_mem_writes): Update virtual operands.
4925 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4926 (tree_if_conversion): Do not rewrite virtual SSA form.
4927 * tree-phinodes.c (release_phi_node): Make static.
4928 * tree-phinodes.h (release_phi_node): Remove.
4930 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4932 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4933 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4934 twice to define those.
4935 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4936 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4937 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4938 * config/i386/i386-builtin.def: New file.
4940 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4942 * input.c (get_source_range_for_char): Rename to...
4943 (selftest::get_source_range_for_char): ...this, and move within
4944 the #if CHECKING_P guard.
4945 (get_num_source_ranges_for_substring): Rename to...
4946 (selftest::get_num_source_ranges_for_substring): ...this, move
4947 within the #if CHECKING_P guard, and make static.
4948 (selftest::assert_num_substring_ranges): Initialize
4951 2016-08-18 Alan Modra <amodra@gmail.com>
4953 PR rtl-optimization/72771
4954 * reload.c (find_reloads): Don't assume that a subreg mem is OK
4955 when find_reloads_toplev returns address_reloaded==-1.
4956 (alternative_allows_const_pool_ref): Update comment.
4958 2015-08-17 Alan Hayward <alan.hayward@arm.com>
4960 PR tree-optimization/71752
4961 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
4962 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
4964 2016-08-17 Jakub Jelinek <jakub@redhat.com>
4966 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
4967 instead of testing ECF_NORETURN bit in gimple_call_flags.
4968 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
4969 * predict.c (tree_bb_level_predictions): Likewise.
4970 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
4973 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
4974 turning a call into __builtin_unreachable-like noreturn call, adjust
4975 gimple_call_set_fntype.
4976 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
4977 gimple_call_fntype has void return type.
4979 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
4981 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
4982 maybe_lookup_decl, to handle nested acc loop directives.
4984 2016-08-17 Richard Biener <rguenther@suse.de>
4986 PR tree-optimization/76490
4987 * tree-vrp.c (update_value_range): Preserve overflow infinities
4988 when intersecting with ranges from get_range_info.
4989 (operand_less_p): Handle overflow infinities correctly.
4990 (value_range_constant_singleton): Use vrp_operand_equal_p
4991 to handle overflow max/min correctly.
4992 (vrp_valueize): Likewise.
4993 (union_ranges): Likewise.
4994 (intersect_ranges): Likewise.
4995 (vrp_visit_phi_node): Improve iteration limitation to only
4996 apply when we'll possibly re-visit the PHI via a changed argument
4999 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5001 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5002 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5003 rather than those that should not be built.
5005 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5008 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5010 2016-08-17 Richard Biener <rguenther@suse.de>
5012 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5013 (verify_vssa): New function verifying virtual SSA form.
5014 (verify_ssa): Call it.
5015 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5016 Do not apply loop-closed SSA handling to virtuals.
5017 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5018 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5019 when rewriting their symbol.
5020 (prepare_def_site_for): Likewise.
5021 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5022 operands of moved stmts.
5024 2016-08-17 Richard Biener <rguenther@suse.de>
5026 PR tree-optimization/23855
5027 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5028 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5029 find guards to hoist. Do not update SSA form but rewrite virtuals
5030 into loop closed SSA.
5031 (find_loop_guard): Adjust to skip already hoisted guards. Do
5032 not mark virtuals for renaming or update SSA form.
5034 2016-08-17 Martin Liska <mliska@suse.cz>
5036 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5037 a LONG_LONG_TYPE_SIZE comparison.
5038 * gcov-io.h: Remove macro definitions.
5039 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5040 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5043 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5045 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5046 that builtins not mentioned in bdesc_* arrays come first, then
5047 the ones mentioned in bdesc_* arrays in the order they appear in
5048 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5049 IX86_BUILTIN__BDESC_*_LAST enumerator.
5050 (bdesc_mpx): Fix up a comment typo.
5051 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5052 __builtin_ia32_vpcomneu[bwdq] builtins.
5053 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5054 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5055 enum ix86_builtins ordering.
5056 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5057 for direct bdesc_* array member access instead of searching all the
5058 arrays until an fcode match is found.
5060 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5062 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5063 pattern as define_insn_and_split. Split insn before reload to
5065 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5066 <shift_insn><mode>3_1.
5067 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5068 <rotate_insn><mode>3_1.
5070 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5073 * input.c (get_source_range_for_substring): Rename to...
5074 (get_source_location_for_substring): ...this, adding param
5075 "caret_idx", and converting output param from source_range * to
5077 (get_source_range_for_char): New function.
5078 (get_num_source_ranges_for_substring): Update comment to reflect
5080 (assert_char_at_range): Update to use get_source_range_for_char
5081 rather than get_source_range_for_substring.
5082 (test_lexer_string_locations_concatenation_2): Likewise.
5083 * substring-locations.h (get_source_range_for_substring): Rename
5085 (get_source_location_for_substring): ...this, and adding param
5086 "caret_idx", and converting output param from source_range * to
5089 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5091 * input.c (class selftest::temp_source_file): Move to
5093 (selftest::temp_source_file::temp_source_file): Move to
5095 (selftest::temp_source_file::~temp_source_file): Likewise.
5096 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5098 (selftest::temp_source_file::~temp_source_file): Likewise.
5099 * selftest.h (class selftest::temp_source_file): Move here from
5102 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5105 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5106 inlining, add cgraph edge for the added __builtin_unreachable call.
5109 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5110 only cast it to SHWI for the final comparison.
5112 2016-08-16 Martin Liska <mliska@suse.cz>
5114 PR gcov-profile/36412
5115 * doc/gcov.texi: Document --hash-filenames(-x).
5116 * gcov.c (print_usage): Add the option.
5117 (process_args): Process the option, sort options alphabetically.
5118 (md5sum_to_hex): New function.
5119 (make_gcov_file_name): Do the md5sum and append it to a
5122 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5124 PR tree-optimization/69848
5125 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5126 and swtich operands to avoid additional NOT instruction.
5127 (vcond<v_cmp_mixed><mode>): Ditto.
5128 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5130 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5132 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5134 2016-08-16 Richard Biener <rguenther@suse.de>
5136 PR tree-optimization/76783
5137 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5138 BB visited flags at start.
5140 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5142 PR tree-optimization/72817
5143 PR tree-optimization/73450
5144 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5145 multiple_of_p for adjusted IV.base.
5147 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5150 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5151 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5152 for !flag_finite_math_only or flag_signed_zeros.
5153 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5154 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5155 depend on flag_finite_math_only.
5156 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5158 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5159 (*ieee_smin<mode>3): Ditto.
5160 (*ieee_smax<mode>3): Ditto.
5161 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5162 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5164 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5165 depend on flag_finite_math_only.
5166 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5167 (*mmx_<code>v2sf3): Remove.
5168 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5169 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5170 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5172 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5174 PR rtl-optimization/73650
5175 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5176 it is not a simple move.
5178 2016-08-15 Martin Liska <mliska@suse.cz>
5181 * gcc.c (do_spec_1): Call save_string with the right size.
5182 (save_string): Do an assert about string we copy.
5184 2016-08-15 Richard Biener <rguenther@suse.de>
5186 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5187 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5189 (pass_data_stv): Likewise.
5191 2016-08-15 Richard Biener <rguenther@suse.de>
5193 PR tree-optimization/73434
5194 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5195 TBAA info on the base when forwarding a non-invariant address.
5197 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5199 * dwarf2out.c (struct checksum_attributes): Add
5200 at_string_length_bit_size and at_string_length_byte_size fields.
5201 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5202 and DW_AT_string_length_byte_size.
5203 (die_checksum_ordered): Handle at_string_length_bit_size and
5204 at_string_length_byte_size.
5205 (gen_array_type_die): For dwarf_version >= 5 emit
5206 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5207 (adjust_string_types): For dwarf_version >= 5 remove
5208 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5209 (resolve_addr): Likewise.
5212 * dwarf2out.c (string_types): New variable.
5213 (gen_array_type_die): Change early_dwarf handling of
5214 DW_AT_string_length, create DW_OP_call4 referencing the
5215 length var temporarily. Handle parameters that are pointers
5217 (adjust_string_types): New function.
5218 (gen_subprogram_die): Temporarily set string_types to local var,
5219 call adjust_string_types if needed.
5220 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5222 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5224 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5226 * doc/install.texi (*-*-solaris2*): Fix version number and document
5227 requirement on GNU make for building libjava with the Solaris linker.
5229 2016-08-15 Martin Liska <mliska@suse.cz>
5230 Jakub Jelinek <jakub@redhat.com>
5232 PR tree-optimization/72824
5233 * tree-loop-distribution.c (const_with_all_bytes_same)
5234 <case VECTOR_CST>: Fix a typo.
5236 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5239 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5240 Renamed from _mm512_undefined_si512.
5241 (_mm_undefined_si512): New definition.
5243 2016-08-13 Richard Biener <rguenther@suse.de>
5245 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5246 into PHIs and update the lattice for its def.
5248 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5251 * ubsan.c (instrument_si_overflow): Pass true instead of false
5253 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5254 of bbs. Return TODO_cleanup_cfg if any returned true.
5256 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5258 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5259 ISA 3.0 MTVSRDD instruction.
5260 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5263 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5265 PR tree-optimization/71083
5266 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5267 bitfield access when possible.
5269 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5272 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5273 sign-changing cast from a shorter unsigned type to a wider
5276 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5278 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5279 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5280 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5282 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5284 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5285 Correct costs for vec_construct.
5287 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5289 PR tree-optimization/69848
5290 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5291 type CONST_COND_REDUCTION.
5292 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5293 reudction type CONST_COND_REDUCTION.
5295 2016-08-12 Richard Biener <rguenther@suse.de>
5297 PR tree-optimization/57326
5298 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5299 returning an SSA name.
5300 (phi_translate_1): When fully_constant_expression returns a NAME
5301 make sure we have a leader for it.
5303 2016-08-12 Martin Liska <mliska@suse.cz>
5304 Adam Fineman <afineman@afineman.com>
5306 * gcov.c (process_file): Create .gcov file when .gcda
5309 2016-08-12 Marek Polacek <polacek@redhat.com>
5312 * alias.c (find_base_value): Adjust fall through comment.
5313 * cfgexpand.c (expand_debug_expr): Likewise.
5314 * combine.c (find_split_point): Likewise.
5315 (expand_compound_operation): Likewise. Add FALLTHRU.
5316 (make_compound_operation): Adjust fall through comment.
5317 (canon_reg_for_combine): Add FALLTHRU.
5318 (force_to_mode): Adjust fall through comment.
5319 (simplify_shift_const_1): Likewise.
5320 (simplify_comparison): Likewise.
5321 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5323 * config/aarch64/predicates.md: Likewise.
5324 * config/i386/i386.c (function_arg_advance_32): Likewise.
5325 (ix86_gimplify_va_arg): Likewise.
5326 (print_reg): Likewise.
5327 (ix86_print_operand): Likewise.
5328 (ix86_build_const_vector): Likewise.
5329 (ix86_expand_branch): Likewise.
5330 (ix86_sched_init_global): Adjust fall through comment.
5331 (ix86_expand_args_builtin): Add FALLTHRU.
5332 (ix86_expand_builtin): Likewise.
5333 (ix86_expand_vector_init_one_var): Likewise.
5334 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5335 (rs6000_adjust_cost): Likewise.
5336 (insn_must_be_first_in_group): Likewise.
5337 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5338 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5339 * df-scan.c (df_uses_record): Likewise.
5340 * dojump.c (do_jump): Add FALLTHRU.
5341 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5343 (resolve_args_picking_1): Adjust fall through comment.
5344 (loc_list_from_tree_1): Likewise.
5345 * expmed.c (make_tree): Likewise.
5346 * expr.c (expand_expr_real_2): Add FALLTHRU.
5347 (expand_expr_real_1): Likewise. Adjust fall through comment.
5348 * fold-const.c (const_binop): Adjust fall through comment.
5349 (fold_truth_not_expr): Likewise.
5350 (fold_cond_expr_with_comparison): Add FALLTHRU.
5351 (fold_binary_loc): Likewise.
5352 (contains_label_1): Adjust fall through comment.
5353 (multiple_of_p): Likewise.
5354 * gcov-tool.c (process_args): Add FALLTHRU.
5355 * genattrtab.c (check_attr_test): Likewise.
5356 (write_test_expr): Likewise.
5357 * genconfig.c (walk_insn_part): Likewise.
5358 * genpreds.c (validate_exp): Adjust fall through comment.
5359 (needs_variable): Likewise.
5360 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5361 (subst_dup): Likewise.
5362 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5363 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5364 (gimplify_scan_omp_clauses): Add FALLTHRU.
5365 (goa_stabilize_expr): Likewise.
5366 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5368 * hsa-gen.c (get_address_from_value): Likewise.
5369 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5370 * ira.c (ira_setup_alts): Add FALLTHRU.
5371 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5373 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5374 * opts.c (common_handle_option): Likewise.
5375 * read-rtl.c (read_rtx_code): Likewise.
5376 * real.c (round_for_format): Likewise.
5377 * recog.c (asm_operand_ok): Likewise.
5378 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5379 * reload1.c (set_label_offsets): Likewise.
5380 (eliminate_regs_1): Likewise.
5381 (reload_reg_reaches_end_p): Likewise.
5382 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5383 (rtx_cost): Likewise.
5384 * sched-rgn.c (is_exception_free): Likewise.
5385 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5386 * stor-layout.c (int_mode_for_mode): Likewise.
5387 * toplev.c (print_to_asm_out_file): Likewise.
5388 (print_to_stderr): Likewise.
5389 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5390 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5391 (chrec_fold_multiply): Likewise.
5392 (evolution_function_is_invariant_rec_p): Likewise.
5393 (for_each_scev_op): Likewise.
5394 * tree-data-ref.c (siv_subscript_p): Likewise.
5395 (get_references_in_stmt): Likewise.
5396 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5397 (substitute_in_expr): Likewise.
5398 (type_cache_hasher::equal): Likewise.
5399 (walk_type_fields): Likewise.
5400 * var-tracking.c (adjust_mems): Add FALLTHRU.
5401 (set_dv_changed): Adjust fall through comment.
5402 * varasm.c (default_function_section): Add FALLTHRU.
5404 2016-08-12 Marek Polacek <polacek@redhat.com>
5407 * tree-complex.c (expand_complex_division): Add missing break.
5409 2016-08-12 Richard Biener <rguenther@suse.de>
5411 * passes.c (execute_todo): Do not push/pop TV_TODO.
5412 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5413 (execute_one_pass): Likewise.
5414 * common.opt (ftime-report-details): New switch.
5415 * doc/invoke.texi (ftime-report-details): Document.
5416 * timevar.h (timer::print_row): Adjust signature.
5417 (timer::all_zero): New static helper.
5418 (timer::child_map_t): New typedef.
5419 (timer::time_var_def): Add children field.
5420 * timevar.c (timer::named_items::print): Adjust.
5421 (timer::~timer): Free timevar recorded children.
5422 (timer::pop_internal): When -ftime-report-details record
5423 time spent in sub-timevars.
5424 (timer::print_row): Adjust.
5425 (timer::print): Print sub-timevar stats, use all_zero.
5426 * timevar.def (TV_TODO): Remove.
5428 2016-08-12 Richard Biener <rguenther@suse.de>
5430 PR tree-optimization/72851
5431 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
5432 worklists to use bitmaps indexed in execution order.
5433 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
5434 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
5435 (cfg_blocks): Make a bitmap.
5436 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
5438 (cfg_blocks_empty_p): Adjust.
5439 (cfg_blocks_add): Likewise.
5440 (cfg_blocks_get): Likewise.
5441 (add_ssa_edge): Likewise.
5442 (add_control_edge): Likewise.
5443 (simulate_stmt): Likewise.
5444 (process_ssa_edge_worklist): Likewise.
5445 (simulate_block): Likewise.
5446 (ssa_prop_init): Compute PRE order and stmt UIDs.
5447 (ssa_prop_fini): Adjust.
5448 (ssa_propagate): Adjust.
5450 2016-08-12 Richard Biener <rguenther@suse.de>
5452 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
5453 the currently executable edges have fixed ranges. Always
5454 go through update_value_range.
5456 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
5460 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
5461 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
5462 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
5463 (LANG_HOOKS_DECLS): Add it.
5464 * langhooks.h (struct lang_hooks_for_decls): Add
5465 function_decl_defaulted. Const_tree-ify
5466 function_decl_explicit_p and function_decl_deleted_p.
5467 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
5468 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
5469 also at strict DWARF v5.
5472 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
5473 TYPE_QUAL_CONST in reference-typed decls.
5476 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
5477 in DW_OP_pieces, just enough to handle pointers to member
5479 (gen_remaining_tmpl_value_param_die_attribute): Use a location
5480 expression on DWARFv5 if a constant value doesn't work.
5482 2016-08-11 David Malcolm <dmalcolm@redhat.com>
5484 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
5485 * selftest.c (selftest::test_assertions): New function.
5486 (selftest::selftest_c_tests): New function.
5487 * selftest.h (selftest::selftest_c_tests): New declaration.
5489 2016-08-11 Richard Biener <rguenther@suse.de>
5490 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5492 PR rtl-optimization/72855
5493 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
5495 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5498 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
5499 (vsx_store_<mode>): Likewise.
5501 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5503 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
5504 TImode CONST_WIDE_INT store.
5505 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
5507 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5509 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
5510 mode if unaligned SSE load and store are optimal.
5512 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5514 PR tree-optimization/71083
5515 * tree-predcom.c (ref_at_iteration): Correctly align the
5518 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5520 * config/s390/s390-builtin-types.def: Add INT128 types.
5521 * config/s390/s390-builtins.def: Add INT128 variants for the add
5522 sub low-level builtins dealing with TImode.
5523 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
5524 via subreg when expanding a builtin.
5525 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
5526 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
5528 * config/s390/vecintrin.h: Adjust builtin names accordingly.
5529 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
5530 ("vec_addc<mode>", "vec_addc_u128"): Merge to
5531 "vacc<bhfgq>_<mode>".
5532 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
5533 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
5534 ("vec_subc<mode>", "vec_subc_u128"): Merge to
5535 "vscbi<bhfgq>_<mode>".
5536 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
5537 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
5539 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5541 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
5543 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5545 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
5547 (vcond<v_cmp_mixed><mode>): Ditto.
5548 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5550 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5552 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
5553 variable explicitly, also assert on it before use.
5555 2016-08-11 Richard Biener <rguenther@suse.de>
5557 PR tree-optimization/72772
5558 * cfgloopmanip.c (create_preheader): Use split_edge if there
5559 is a single loop entry, avoiding degenerate PHIs.
5561 2016-08-11 Richard Biener <rguenther@suse.de>
5563 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
5564 unconditional TODO_cleanup_cfg.
5565 (pass_thread_jumps::execute): Initialize loops, perform a CFG
5566 cleanup only if we threaded a jump.
5568 2016-08-11 Alan Modra <amodra@gmail.com>
5571 * lra-constraints.c (simplify_operand_subreg): Allow subreg
5572 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
5573 slow. Emit two reloads for slow mem case, first loading in
5574 fast innermode, then converting to required mode.
5576 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5578 * config/rs6000/altivec.h (vec_extract_exp): New macro.
5579 (vec_extract_sig): New macro.
5580 (vec_insert_exp): New macro.
5581 (vec_test_data_class): New macro.
5582 (scalar_extract_exp): New macro.
5583 (scalar_extract_sig): New macro.
5584 (scalar_insert_exp): New macro.
5585 (scalar_test_data_class): New macro.
5586 (scalar_test_neg): New macro.
5587 (scalar_cmp_exp_gt): New macro.
5588 (scalar_cmp_exp_lt): New macro.
5589 (scalar_cmp_exp_eq): New macro.
5590 (scalar_cmp_exp_unordered): New macro.
5591 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
5592 to enforce constraint that operand is a 7-bit unsigned literal.
5593 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
5594 for power9 built-ins.
5595 (BU_P9V_VSX_2): Likewise.
5596 (BU_P9V_64BIT_VSX_2): Likewise.
5597 (VSEEDP): Add scalar extract exponent support.
5598 (VSEESP): Add scalar extract signature support.
5599 (VSTDCNDP): Add scalar test negative support.
5600 (VSTDCNSP): Likewise.
5601 (VSIEDP): Add scalar insert exponent support.
5602 (VSCEDPGT): Add scalar compare exponent greater than support.
5603 (VSCEDPLT): Add scalar compare exponent less than support.
5604 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
5605 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
5606 (VSTDCDP): Add scalar test data class support.
5607 (VSTDCSP): Likewise.
5608 (VSEEDP): Add overload support for scalar extract exponent
5610 (VSESDP): Add overload support for scalar extract signature
5612 (VSTDCN): Add overload support for scalar test negative
5614 (VSTDCNDP): Add overload support for scalar test negative
5616 (VSTDCNSP): Add overload support for scalar test negative
5618 (VSIEDP): Add overload support for scalar insert exponent
5620 (VSTDC): Add overload support for scalar test data class
5622 (VSTDCDP): Add overload support for scalar test data class
5624 (VSTDCSP): Add overload support for scalar test data class
5626 (VSCEDPGT): Add overload support for scalar compare exponent
5627 greater than operation.
5628 (VSCEDPLT): Add overload support for scalar compare exponent
5629 less than operation.
5630 (VSCEDPEQ): Add overload support for scalar compare exponent
5631 test-for-equality operation.
5632 (VSCEDPUO): Add overload support for scalar compare exponent
5633 test-for-unordered operation.
5634 (VEEDP): Add vector extract exponent support.
5636 (VESDP): Add vector extract significand support.
5638 (VIEDP): Add vector insert exponent support.
5640 (VTDCDP): Add vector test data class support.
5642 (VES): Add overload support for vector extract significand operation.
5645 (VEE): Add overload support for vector extract exponent operation.
5648 (VTDC): Add overload support for vector test data class operation.
5651 (VIE): Add overload support for vector insert exponent operation.
5654 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5655 overloaded binary floating point functions.
5656 (altivec_resolve_overloaded_builtin): Improve error messages to
5657 distinguish between functions not supported in the current
5658 compiler configuration and functions that were invoked with an
5659 invalid parameter combination, and include the built-in function
5660 name in both error messages.
5661 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
5663 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
5665 (rs6000_expand_binop_builtin): Add check to enforce that argument
5666 2 of the test data class operations is a 7-bit unsigned literal.
5667 (rs6000_invalid_builtin): Add code to issue an error message if a
5668 built-in function that requires the power9_vector and -m32
5669 command-line options is compiled without these options.
5670 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
5671 (UNSPEC_VSX_SXSIGDP): New value.
5672 (UNSPEC_VSX_SXSIGPDP): New value.
5673 (UNSPEC_VSX_SIEXPDP): New value.
5674 (UNSPEC_VSX_SCMPEXPDP): New value.
5675 (UNSPEC_VSX_STSTDC): New value.
5676 (UNSPEC_VSX_VXEXP): New value.
5677 (UNSPEC_VSX_VXSIG): New value.
5678 (UNSPEC_VSX_VIEXP): New value.
5679 (UNSPEC_VSX_VTSTDC): New value.
5680 (xsxexpdp): New insn for scalar extract exponent.
5681 (xsxsigdp): New insn for scalar extract significand.
5682 (xsiexpdp): New insn for scalar insert exponent.
5683 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
5684 (*xscmpexpdp): New insn for scalar compare exponents.
5685 (xststdc<Fvsx): New expansion for both single- and
5686 double-precision scalar test data class operations.
5687 (xststdcneg<Fvsx>): New expansion for both single- and
5688 double-precision scalar test for negative value operations.
5689 (*xststdc<Fvsx>): New insn for scalar test data class
5691 (xvxexp<VSs>): New insn for single- and double-precision
5692 vector extract exponent operation.
5693 (xvxsig<VSs>): New insn for single- and double-precision
5694 vector extract significand operation.
5695 (xviexp<VSs>): New insn for single- and double-precision
5696 vector insert exponent operation.
5697 (xvtstdc<VSs>): New insn for single- and double-precision
5698 vector test data class operation.
5699 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5700 built-in functions to represent the Power9 binary floating-point
5701 support instructions.
5703 2016-08-10 bin cheng <bin.cheng@arm.com>
5705 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
5707 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5708 Renlin Li <renlin.li@arm.com>
5709 Bin Cheng <bin.cheng@arm.com>
5711 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
5712 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
5713 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
5714 (aarch64_vcond_internal<mode><mode>): Delete pattern.
5715 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
5716 (vcond<v_cmp_result><mode>): Ditto.
5717 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
5718 (vcondu<mode><mode>): Ditto.
5719 (vcond<v_cmp_mixed><mode>): New pattern.
5720 (vcondu<mode><v_cmp_mixed>): New pattern.
5721 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
5722 of aarch64_vcond_internal.
5724 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5725 Renlin Li <renlin.li@arm.com>
5726 Bin Cheng <bin.cheng@arm.com>
5728 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
5729 (vec_cmp<mode><v_cmp_result>): New pattern.
5730 (vec_cmpu<mode><mode>): New pattern.
5731 (vcond_mask_<mode><v_cmp_result>): New pattern.
5733 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5735 PR tree-optimization/71734
5736 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5737 REF_LOOP, invoke ref_indep_loop_p_1.
5738 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5739 to ref_indep_loop_p.
5740 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5741 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5742 is inside LOOP, do not cache dpendence value for loops with
5744 (ref_indep_loop_p_2): Delete function.
5745 (can_sm_ref_p): Pass LOOP as additional argument to
5748 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5751 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5752 being an offsettable address.
5754 2016-08-10 Martin Liska <mliska@suse.cz>
5756 PR gcov-profile/58306
5757 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5758 atomic variants of profile update functions.
5760 2016-08-10 Martin Liska <mliska@suse.cz>
5762 Cherry picked (and modified) from google-4_7 branch
5763 2012-12-26 Rong Xu <xur@google.com>
5764 * common.opt (fprofile-update): Add new flag.
5765 * coretypes.h: Define enum profile_update.
5766 * doc/invoke.texi: Document -fprofile-update.
5767 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5768 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5769 * tree-profile.c (gimple_init_edge_profiler): Generate
5770 also atomic profiler update.
5771 (gimple_gen_edge_profiler): Likewise.
5773 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5775 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5776 stack_usage_file to NULL after fclose calls.
5778 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5781 * reload.c (push_reload): Compute subreg_in_class for
5782 subregs of constants and plus expressions. Remove special
5783 handling of SYMBOL_REFs.
5785 2016-08-10 Alan Modra <amodra@gmail.com>
5788 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5789 SImode for TARGET_E500_DOUBLE when given SImode.
5791 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5793 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5794 unused variable __O.
5796 2016-08-09 Martin Liska <mliska@suse.cz>
5798 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5799 _gcov_reset to __gcov_reset.
5800 * doc/gcov-tool.texi: Fix typo.
5802 2016-08-09 Martin Liska <mliska@suse.cz>
5804 * value-prof.c (gimple_divmod_values_to_profile): Do not
5805 instrument MOD histogram if a value is not a SSA name.
5807 2016-08-09 Martin Liska <mliska@suse.cz>
5809 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5812 2016-08-09 Renlin Li <renlin.li@arm.com>
5815 * calls.c (prepare_call_address): Convert funexp to Pmode when
5817 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5818 (sibcall_value): Likewise.
5820 2016-08-09 Marek Polacek <polacek@redhat.com>
5823 * cselib.c (cselib_expand_value_rtx_1): Add return.
5824 * gengtype.c (dbgprint_count_type_at): Likewise.
5825 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5826 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5828 2016-08-09 Martin Jambor <mjambor@suse.cz>
5831 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5832 if instance is a MEM_REF.
5834 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/i386.md (*movtf_internal): Use
5838 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5839 in the insn constraint.
5840 (*movxf_internal): Ditto.
5841 (*movdf_internal): Ditto.
5842 (*movsf_internal): Ditto.
5844 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5846 PR tree-optimization/72772
5847 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5850 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5852 PR tree-optimization/72772
5853 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5855 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5856 parameter STOP and update calls. Move expand_simple_operations
5857 function call from here...
5858 (simplify_using_initial_conditions): ...to here. Delete parameter
5860 (tree_simplify_using_condition): Delete parameter STOP.
5861 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5862 simplify_using_initial_conditions.
5864 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5867 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5868 Use create_tmp_var_raw instead of create_tmp_var.
5870 2016-08-09 Richard Biener <rguenther@suse.de>
5872 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5873 Treat same SSA names related.
5875 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5877 PR tree-optimization/72824
5878 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5879 real_zerop is not negative.
5881 2016-08-09 Richard Biener <rguenther@suse.de>
5883 PR tree-optimization/71802
5884 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5885 all merge opportunities with the predecessor.
5887 2016-08-09 Richard Biener <rguenther@suse.de>
5890 * ipa-prop.c (ipa_modify_formal_parameters): Build
5891 parameter types with natural alignment also for the
5894 2016-08-08 Andi Kleen <ak@linux.intel.com>
5896 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5898 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5901 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5902 do-nothing langhook.
5903 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5904 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5905 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5906 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5908 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5911 * input.c: Ensure that HAVE_ICONV is defined.
5913 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5916 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5917 private vars for lastprivate and for linear iterator.
5920 * omp-simd-clone.c: Include varasm.h.
5921 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5922 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5923 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5924 update function name.
5926 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5928 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5929 (avr_diagnose_devicespecs_error): Remove.
5930 (avr_devicespecs_file): Remove composing absolute path for specfile
5931 and its verbose info. Remove conditions to check specs-file,
5933 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5935 PR rtl-optimization/72821
5936 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5937 just return false for them.
5939 2016-08-08 Alan Modra <amodra@gmail.com>
5942 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5943 toc refs created during reload. Update function comment.
5945 2016-08-08 Alan Modra <amodra@gmail.com>
5948 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5949 alternatives. Put loads first, then stores, and reg/reg moves
5950 within same class later. Delete attr length.
5952 2016-08-08 Alan Modra <amodra@gmail.com>
5955 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
5956 (mem_operand_ds_form): New predicate.
5957 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
5958 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
5959 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
5960 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
5961 (extendsfdf2_fpr): Replace o constraint with wY.
5963 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
5965 * tree-ssa-threadbackward.c: Include tree-inline.h
5966 (profitable_jump_thread_path): Use estimate_num_insns to estimate
5967 size of copied block; for cold paths reduce duplication.
5968 (find_jump_threads_backwards): Remove redundant tests.
5969 (pass_thread_jumps::gate): Enable for -Os.
5971 2016-08-07 Jakub Jelinek <jakub@redhat.com>
5974 * stor-layout.c (layout_decl): Fix up formatting.
5975 (relayout_decl): Allow DECL to be FIELD_DECL.
5977 2016-08-07 Alan Modra <amodra@gmail.com>
5979 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
5981 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
5983 * data-streamer-in.c (streamer_read_wide_int): New.
5984 (streamer_read_widest_int): Renamed function.
5985 * data-streamer-out.c (streamer_write_wide_int): New
5986 (streamer_write_widest_int): Renamed function.
5987 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
5989 (input_cfg): Call renamed function.
5990 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
5992 (output_cfg): Call renamed function.
5993 * data-streamer.h: Add declarations.
5995 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5997 * tree-ssa-ccp.c (extend_mask): New param sgn.
5998 Remove ORing with wi::mask.
5999 (get_default_value): Adjust call to extend_mask to pass sign.
6000 (evaluate_stmt): Likewise.
6002 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6004 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6007 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6009 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6010 transform if operand's type is pointer to function or method.
6012 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6014 PR tree-optimization/18046
6015 * tree-ssa-threadedge.c: Include cfganal.h.
6016 (simplify_control_statement_condition): If simplifying a
6017 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6018 with the dominating ASSERT_EXPR before handing it off to VRP.
6019 Mention that a CASE_LABEL_EXPR may be returned.
6020 (thread_around_empty_blocks): Adjust to handle
6021 simplify_control_statement_condition() returning a
6023 (thread_through_normal_block): Likewise.
6024 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6025 a switch statement by trying to determine which case label
6028 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6030 PR rtl-optimization/69847
6031 * lra-constraints.c (process_invariant_for_inheritance): Save
6032 pattern instead of src.
6033 (remove_inheritance_pseudos): Use the pattern. Add assert.
6035 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6037 * input.c (string_concat::string_concat): New constructor.
6038 (string_concat_db::string_concat_db): New constructor.
6039 (string_concat_db::record_string_concatenation): New method.
6040 (string_concat_db::get_string_concatenation): New method.
6041 (string_concat_db::get_key_loc): New method.
6042 (class auto_cpp_string_vec): New class.
6043 (get_substring_ranges_for_loc): New function.
6044 (get_source_range_for_substring): New function.
6045 (get_num_source_ranges_for_substring): New function.
6046 (class selftest::lexer_test_options): New class.
6047 (struct selftest::lexer_test): New struct.
6048 (class selftest::ebcdic_execution_charset): New class.
6049 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6050 (selftest::lexer_test::lexer_test): New constructor.
6051 (selftest::lexer_test::~lexer_test): New destructor.
6052 (selftest::lexer_test::get_token): New method.
6053 (selftest::assert_char_at_range): New function.
6054 (ASSERT_CHAR_AT_RANGE): New macro.
6055 (selftest::assert_num_substring_ranges): New function.
6056 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6057 (selftest::assert_has_no_substring_ranges): New function.
6058 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6059 (selftest::test_lexer_string_locations_simple): New function.
6060 (selftest::test_lexer_string_locations_ebcdic): New function.
6061 (selftest::test_lexer_string_locations_hex): New function.
6062 (selftest::test_lexer_string_locations_oct): New function.
6063 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6064 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6065 (selftest::test_lexer_string_locations_ucn4): New function.
6066 (selftest::test_lexer_string_locations_ucn8): New function.
6067 (selftest::uint32_from_big_endian): New function.
6068 (selftest::test_lexer_string_locations_wide_string): New function.
6069 (selftest::uint16_from_big_endian): New function.
6070 (selftest::test_lexer_string_locations_string16): New function.
6071 (selftest::test_lexer_string_locations_string32): New function.
6072 (selftest::test_lexer_string_locations_u8): New function.
6073 (selftest::test_lexer_string_locations_utf8_source): New function.
6074 (selftest::test_lexer_string_locations_concatenation_1): New
6076 (selftest::test_lexer_string_locations_concatenation_2): New
6078 (selftest::test_lexer_string_locations_concatenation_3): New
6080 (selftest::test_lexer_string_locations_macro): New function.
6081 (selftest::test_lexer_string_locations_stringified_macro_argument):
6083 (selftest::test_lexer_string_locations_non_string): New function.
6084 (selftest::test_lexer_string_locations_long_line): New function.
6085 (selftest::test_lexer_char_constants): New function.
6086 (selftest::input_c_tests): Call the new test functions once per
6087 case within the line_table test matrix.
6088 * input.h (struct string_concat): New struct.
6089 (struct location_hash): New struct.
6090 (class string_concat_db): New class.
6091 * substring-locations.h: New header.
6093 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6095 PR tree-optimization/72810
6096 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6097 the type of the case labels when truncating.
6099 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6102 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6103 (aarch64_fp16_ptr_type_node): Likewise.
6104 * config/aarch64/aarch64-simd-builtins.c
6105 (aarch64_fp16_ptr_type_node): Define.
6106 (aarch64_init_fp16_types): New, refactored out of...
6107 (aarch64_init_builtins): ...here, update to call
6108 aarch64_init_fp16_types.
6109 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6111 (aapcs_vfp_sub_candidate): Likewise.
6113 2016-08-05 Martin Liska <mliska@suse.cz>
6114 Joshua Cranmer <Pidgeot18@gmail.com>
6116 * gcov.c (line_t::has_block): New function.
6117 (enum loop_type): New enum.
6118 (handle_cycle): New function.
6119 (unblock): Likewise.
6120 (circuit): Likewise.
6121 (get_cycles_count): Likewise.
6122 (accumulate_line_counts): Use new loop detection algorithm.
6124 2016-08-05 Martin Liska <mliska@suse.cz>
6126 * gcov.c (output_intermediate_file): Rename
6127 function_info::line_next to next_file_fn.
6128 (process_file): Likewise.
6129 (read_graph_file): Likewise.
6130 (accumulate_line_counts): Likewise.
6131 (output_lines): Likewise.
6133 2016-08-05 Richard Biener <rguenther@suse.de>
6135 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6136 restriction on threading to a loop header.
6138 2016-08-05 Richard Biener <rguenther@suse.de>
6140 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6141 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6142 adjust loop info accordingly.
6144 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6146 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6147 before folding call to __builtin_constant_p with parameters to false.
6149 2016-08-05 Alan Modra <amodra@gmail.com>
6151 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6152 code accidentally committed 2016-05-02 providing class when given
6155 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6157 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6158 the case label ranges that partially overlap with OP's value
6161 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6164 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6165 Cast builtin function result to __mmask16 instead of __mmask8.
6166 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6167 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6168 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6170 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6172 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6173 (ASSERT_TRUE_AT): New macro.
6174 (ASSERT_FALSE): Reimplement in terms of...
6175 (ASSERT_FALSE_AT): New macro.
6176 (ASSERT_STREQ_AT): Fix typo in comment.
6178 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6180 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6181 labels are exhaustive, designate the label with the widest
6182 range to be the default label.
6184 2016-08-04 Andrew Pinski <apinski@cavium.com>
6186 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6187 (thunderx_tunings): Use thunderx_vector_cost instead of
6188 generic_vector_cost.
6190 2016-08-04 Martin Liska <mliska@suse.cz>
6192 * gcov.c (main): Fix GNU coding style.
6193 (output_intermediate_file): Likewise.
6194 (process_file): Likewise.
6195 (generate_results): Likewise.
6196 (release_structures): Likewise.
6197 (create_file_names): Likewise.
6198 (find_source): Likewise.
6199 (read_graph_file): Likewise.
6200 (find_exception_blocks): Likewise.
6201 (canonicalize_name): Likewise.
6202 (make_gcov_file_name): Likewise.
6203 (mangle_name): Likewise.
6204 (accumulate_line_counts): Likewise.
6205 (output_branch_count): Likewise.
6206 (read_line): Likewise.
6208 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6210 PR rtl-optimization/71779
6211 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6212 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6213 or if it was truncated.
6215 PR rtl-optimization/70903
6216 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6218 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6220 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6221 accessing SSA_NAME_PTR_INFO.
6223 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6226 * common/config/avr/avr-common.c (avr_option_optimization_table)
6227 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6229 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6232 * config/avr/avr.md: New pattern to work around do_store_flag
6233 generating shift instructions for bit extractions.
6235 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6237 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6239 (add_equivalence): Likewise.
6240 (get_value_range): Allocate value range with vrp_value_range_pool.
6241 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6242 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6244 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6246 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6247 the default for the rs6000 port.
6249 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6252 * calls.c (special_function_p): Remove special handling of
6253 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6254 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6255 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6257 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6260 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6261 Don't stop on regular insns.
6263 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6265 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6266 size to DImode boundary.
6267 (nvptx_propagate): Likewise.
6269 2016-08-03 Alan Modra <amodra@gmail.com>
6271 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6272 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6273 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6274 from -mefficient-unaligned-vector. Note that this affects fp too.
6276 2016-08-03 Alan Modra <amodra@gmail.com>
6278 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6281 2016-08-03 Alan Modra <amodra@gmail.com>
6283 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6284 to a reg. Localize vars.
6286 2016-08-03 Alan Modra <amodra@gmail.com>
6288 * config/rs6000/rs6000.opt: Remove negatives from help strings
6291 2016-08-03 Alan Modra <amodra@gmail.com>
6293 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6294 Delete duplicated code.
6296 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6299 * lra-spills.c (regno_in_use_p): New.
6300 (lra_final_code_change): Use it.
6302 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6304 PR rtl-optimization/69847
6305 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6307 (lra_rtx_hash): New.
6308 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6310 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6311 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6312 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6313 next insn is USE with the same reg as the current insn source.
6314 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6316 (lra_constraints_init): Call initiate_invariants.
6317 (lra_constraints_finish): Call finish_invariants.
6318 (struct invariant, invariant_t, invariant_ptr_t): New.
6319 (const_invariant_ptr_t, invariants, invariants_pool): New.
6320 (invariant_table, invariant_hash, invariant_eq_p): New.
6321 (insert_invariant, initiate_invariants, finish_invariants): New.
6322 (clear_invariants, invalid_invariant_regs): New.
6323 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6324 instead of restore_regno.
6325 (invariant_p, process_invariant_for_inheritance): New.
6326 (inherit_in_ebb): Implement invariant inheritance.
6327 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6328 (remove_inheritance_pseudos): Implement undoing invariant
6330 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6331 instead of restore_regno.
6332 * lra-assigns.c (regno_live_length): New.
6333 (reload_pseudo_compare_func): Use regno_live_length.
6334 (assign_by_spills): Use restore_rtx instead of restore_regno.
6335 (lra_assign): Ditto. Initiate regno_live_length.
6337 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6339 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6340 __builtin_aarch64_fmindf.
6342 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6344 PR tree-optimization/34114
6345 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6346 information for more control IVs.
6348 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6350 PR tree-optimization/34114
6351 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6352 PLUS_EXPR case. Handle SSA_NAME case.
6354 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6356 * config/aarch64/aarch64-simd-builtins.def
6357 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6358 (__builtin_aarch64_fmaxdf): Likewise.
6359 (__builtin_aarch64_smin_nandf): Likewise.
6360 (__builtin_aarch64_smax_nandf): Likewise.
6361 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6362 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6363 (<fmaxmin><mode>3): ...this.
6364 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6365 (vminnm_f64): Likewise.
6366 (vmin_f64): Likewise.
6367 (vmax_f64): Likewise.
6368 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6369 (FMAXMIN_UNS): ...this.
6370 (fmaxmin): Merged with
6371 (fmaxmin_op): ...this...
6372 (maxmin_uns_op): ...in to this.
6374 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6376 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6377 Add support for vec_extract on vector float, vector int, vector
6378 short, and vector char vector types.
6379 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6380 vector float, vector int, vector short, and vector char
6381 optimizations on 64-bit ISA 2.07 systems for both constant and
6382 variable element numbers.
6383 (rs6000_split_vec_extract_var): Likewise.
6384 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6385 Altivec registers on ISA 2.07 and above.
6386 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6387 which never was matched due to the split occuring before register
6388 allocation (and the code would not have worked on little endian
6389 systems if it did match). Allow extracts to go to the Altivec
6390 registers if ISA 2.07 (power8). Change from using "" around the
6391 C++ code to using {}'s.
6392 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6393 vec_extracts when the vector is in memory.
6394 (vsx_extract_v4sf_var): New insn to optimize vector float
6395 vec_extracts when the element number is variable on 64-bit ISA
6397 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6398 for 64-bit ISA 2.07 as well as ISA 3.0.
6399 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6400 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6401 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6402 optimize vector int, vector short, and vector char vec_extracts
6403 when the vector is in memory.
6404 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6405 optimize vector int, vector short, and vector char vec_extracts
6406 when the element number is variable.
6408 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6411 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6412 does not overlap with other symbol flags.
6414 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6416 * config/aarch64/aarch64.h (aarch64_frame):
6417 Remove padding0 and hardfp_offset. Add locals_offset,
6418 initial_adjust, callee_adjust, callee_offset and final_adjust.
6419 * config/aarch64/aarch64.c (aarch64_layout_frame):
6420 Remove unused padding0 and hardfp_offset initializations.
6421 Choose frame layout and set frame variables accordingly.
6422 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6423 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6424 (aarch64_pop_regs): Likewise.
6425 (aarch64_expand_prologue): Remove all decision code, just emit
6426 prolog according to frame variables.
6427 (aarch64_expand_epilogue): Remove all decision code, just emit
6428 epilog according to frame variables.
6429 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6431 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
6434 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
6435 fix_debug_reg_uses after changing source register mode to
6436 V1TImode if source register is undefined.
6438 2015-08-01 Alan Hayward <alan.hayward@arm.com>
6440 PR tree-optimization/71818
6441 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
6442 with non invariant evolutions
6444 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6447 * config/avr/avr.md (length) [branch]: Correct insn length
6448 attribute for forward branches.
6450 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6452 * doc/extend.texi (AVR Built-in Functions): Document
6454 * config/avr/builtins.def (NOPS): New.
6455 * config/avr/avr.c (avr_expand_nops): New static function.
6456 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
6458 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6460 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
6461 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
6464 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
6466 * config/aarch64/aarch64.c (vulcan_tunings): Update
6467 vulcan L1 cache_line_size.
6469 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6471 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
6472 function that takes a vector memory address, a hard register, an
6473 element number and a temporary base register, and recreates an
6474 address that points to the appropriate element within the vector.
6475 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
6476 (rs6000_split_vec_extract_var): Add support for the target of a
6477 vec_extract with variable element number being a scalar memory
6479 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
6481 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
6482 vsx_extract_<mode>_load insn with a new insn that optimizes
6483 storing either element to a memory location, using scratch
6484 registers to pick apart the vector and reconstruct the address.
6485 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
6486 (vsx_extract_<mode>_store): Rework alternatives to more correctly
6487 support Altivec registers. Add support for ISA 3.0 Altivec d-form
6489 (vsx_extract_<mode>_var): Add support for extracting a variable
6490 element number from memory.
6492 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6494 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
6495 when testing for compares against constants of the form 0xabab.
6497 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6499 PR tree-optimization/57558
6500 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
6502 (vect_loop_versioning): Support versioning with niter assumptions.
6503 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
6504 (vect_get_loop_niters): New parameter. Reimplement to support
6505 assumptions in loop niter info.
6506 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
6507 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
6508 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
6509 Support loop versioning for niters.
6510 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
6511 (vect_free_loop_info_assumptions): New function.
6512 (vectorize_loops): Free loop niter info for loops with flag
6513 LOOP_F_ASSUMPTIONS set if vectorization failed.
6514 * tree-vectorizer.h (struct _loop_vec_info): New field
6515 num_iters_assumptions.
6516 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
6517 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
6518 (LOOP_REQUIRES_VERSIONING): New macro.
6519 (vect_free_loop_info_assumptions): New decl.
6521 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6523 * cfgloop.h (struct loop): New field constraints.
6524 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
6525 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
6527 * cfgloop.c (alloc_loop): Initialize new field.
6528 * cfgloopmanip.c (copy_loop_info): Copy constraints.
6529 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
6530 Adjust niter analysis wrto loop constraints.
6531 * doc/loop.texi (@node Number of iterations): Add description for loop
6534 2016-07-29 Marek Polacek <polacek@redhat.com>
6537 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
6538 (ix86_expand_round_builtin): Likewise.
6540 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
6541 Georg-Johann Lay <avr@gjlay.de>
6543 PR rtl-optimization/71976
6544 * combine.c (get_last_value): Return 0 if the argument for which
6545 the function is called has a wider mode than the recorded value.
6547 2016-07-29 Marek Polacek <polacek@redhat.com>
6550 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
6551 (altivec_expand_st_builtin): Likewise.
6553 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6555 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
6556 introduced in r238381.
6558 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6561 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
6562 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
6564 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
6566 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
6568 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6569 Add support for vec_extract of vector double or vector long having
6570 a variable element number on 64-bit ISA 2.07 systems or newer.
6571 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
6573 (rs6000_split_vec_extract_var): New function to split a
6574 vec_extract built-in function with variable element number.
6575 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
6577 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
6578 (UNSPEC_VSX_EXTRACT): Likewise.
6579 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
6580 direct move instructions to be generated on 64-bit ISA 2.07
6581 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
6583 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
6584 arguments for vec_extract variable element.
6585 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
6586 vec_extract with variable element on V2DFmode and V2DImode
6588 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
6589 -mupper-regs-df requirement, since it isn't needed.
6590 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
6591 do direct moves on 64-bit systems, which allows optimization of
6592 vec_extract on 64-bit ISA 2.07 systems and newer.
6594 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6595 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6597 * config/aarch64/aarch64.md
6598 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
6600 (<optab>qihi2_aarch64): Likewise, and split into two.
6601 (extendqihi2_aarch64): New.
6602 (zero_extendqihi2_aarch64): New.
6603 * config/aarch64/iterators.md (ldrxt): Remove.
6604 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
6607 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6609 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
6611 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6613 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
6614 (aarch64_push_reg): New function to push 1 or 2 registers.
6615 (aarch64_pop_reg): New function to pop 1 or 2 registers.
6616 (aarch64_expand_prologue): Use aarch64_push_regs.
6617 (aarch64_expand_epilogue): Use aarch64_pop_regs.
6619 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
6621 PR tree-optimization/71734
6622 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
6623 attribute instead of REF_LOOP and use it.
6624 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
6625 set it for Loops having non-zero safelen attribute.
6626 (ref_indep_loop_p): Pass zero as initial value for safelen.
6628 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
6632 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
6633 call using chkp_gimple_call_builtin_p.
6634 (chkp_copy_bounds_for_assign): Likewise.
6636 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6638 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
6639 * config/arm/arm-protos.h (struct tune_params): Likewise.
6640 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
6641 (cortex_a9_sched_adjust_cost): Likewise.
6642 (fa726te_sched_adjust_cost): Likewise.
6643 (arm_adjust_cost): Likewise.
6644 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
6645 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
6646 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
6647 * config/i386/i386.c (ix86_adjust_cost): Likewise.
6648 * config/ia64/ia64.c: Likewise.
6649 * config/m68k/m68k.c: Likewise.
6650 * config/mep/mep.c (mep_adjust_cost): Likewise.
6651 * config/microblaze/microblaze.c (microblaze_adjust_cost):
6653 * config/mips/mips.c (mips_adjust_cost): Likewise.
6654 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
6656 * config/pa/pa.c (pa_adjust_cost): Likewise.
6657 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
6658 (rs6000_debug_adjust_cost): Likewise.
6659 * config/sh/sh.c (sh_adjust_cost): Likewise.
6660 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
6661 (hypersparc_adjust_cost): Likewise.
6662 (sparc_adjust_cost): Likewise.
6663 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
6664 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
6665 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
6667 * config/visium/visium.c (visium_adjust_cost): Likewise.
6668 * doc/tm.texi: Regenerate.
6669 * haifa-sched.c (dep_cost_1): Adjust.
6670 * target.def: Merge adjust_cost and adjust_cost_2.
6672 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6674 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
6676 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6678 * store-motion.c (struct st_expr): Make pattern_regs a vector.
6679 (extract_mentioned_regs): Append to a vector instead of
6680 returning a rtx_expr_list.
6681 (st_expr_entry): Adjust.
6682 (free_st_expr_entry): Likewise.
6683 (store_ops_ok): Likewise.
6684 (store_killed_in_insn): Likewise.
6685 (find_moveable_store): Likewise.
6687 2016-07-28 Martin Liska <mliska@suse.cz>
6689 PR gcov-profile/68025
6690 * tree-profile.c (tree_profiling): Respect
6691 no_profile_instrument_function attribute.
6692 * doc/extend.texi: Document no_profile_instrument_function
6695 2016-07-28 Martin Liska <mliska@suse.cz>
6697 PR rtl-optimization/70944
6698 * combine.c (make_compound_operation):
6699 Do not allow make_compound_operation for vector mode
6701 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
6704 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
6705 before calling get_ops.
6707 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6709 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
6710 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
6711 (BITS_PER_UNIT_LOG): Remove.
6712 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
6713 * expr.c (expand_assignment): Likewise.
6714 * stor-layout.c (initialize_sizetypes): Likewise.
6716 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6718 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
6719 signature of rs6000_expand_vector_extract so that the element
6720 number is a RTX instead of a constant integer.
6721 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
6723 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
6724 (altivec_expand_vec_ext_builtin): Likewise.
6725 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
6726 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
6727 MFVSRLD instruction.
6729 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6731 * input.c (get_pure_location): Move here from tree.c.
6732 (make_location): Likewise. Add header comment.
6733 (selftest::test_accessing_ordinary_linemaps): Verify
6734 pure_location_p, make_location, get_location_from_adhoc_loc and
6736 * input.h (get_pure_location): Move declaration here from tree.h.
6737 (get_finish): Likewise for inline function.
6738 (make_location): Likewise for declaration.
6739 * tree.c (get_pure_location): Move to input.c.
6740 (make_location): Likewise.
6741 * tree.h (get_pure_location): Move declaration to tree.h.
6742 (get_finish): Likewise for inline function.
6743 (make_location): Likewise for declaration.
6745 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6748 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6750 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6752 * system.h (STATIC_ASSERT): Use static_assert if building
6755 2016-07-27 Richard Biener <rguenther@suse.de>
6757 PR tree-optimization/72517
6758 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6759 Revert change to not compute read-read dependences.
6761 2016-07-27 Richard Biener <rguenther@suse.de>
6763 * predict.c (set_even_probabilities): Make nedges unsigned.
6765 2016-07-27 Martin Liska <mliska@suse.cz>
6767 * predict.c (set_even_probabilities): Handle unlikely edges.
6768 (combine_predictions_for_bb): Likewise.
6770 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6773 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6774 __float128 support when we don't have hardware support, so that
6775 the IEEE built-in functions like isgreater, first call __unordkf3
6776 to make sure neither operand is a NaN, and if both operands are
6777 ordered, do the normal comparison.
6779 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6781 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6783 (extract_code_and_val_from_cond_with_ops): Verify that name is
6784 either cond_op0 or cond_op1.
6786 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6788 PR tree-optimization/18046
6789 * genmodes.c (emit_mode_size_inline): Emit an assert that
6790 verifies that mode is a valid array index.
6791 (emit_mode_nuinits_inline): Likewise.
6792 (emit_mode_inner_inline): Likewise.
6793 (emit_mode_unit_size_inline): Likewise.
6794 (emit_mode_unit_precision_inline): Likewise.
6795 * tree-vrp.c: Include params.h.
6796 (find_switch_asserts): Register edge assertions for the default
6797 label which correspond to the anti-ranges of each case label.
6798 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6799 * doc/invoke.texi: Document it.
6801 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6803 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6804 and unnecessary call to gimple_bb.
6806 2016-07-26 Richard Biener <rguenther@suse.de>
6808 PR rtl-optimization/71984
6809 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6812 2016-07-26 Richard Biener <rguenther@suse.de>
6815 * expmed.c (extract_bit_field_1): Constrain the vector mode
6816 with element size matching the extraction mode size when
6817 choosing a better vector mode to do the extraction from.
6819 2016-07-26 Richard Biener <rguenther@suse.de>
6820 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6823 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6826 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6828 * tree-ssa-structalias.c (struct scc_info): Change types of
6829 members to auto_sbitmap and auto_vec.
6830 (scc_info::scc_info): New constructor.
6831 (scc_info::~scc_info): New destructor.
6832 (init_scc_info): Remove.
6833 (free_scc_info): Remove.
6834 (find_indirect_cycles): Adjust.
6835 (perform_var_substitution): Likewise.
6836 (free_var_substitution_info): Likewise.
6838 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6840 * tree-outof-ssa.c (struct elim_graph): Change type of members
6841 to auto_vec and auto_sbitmap.
6842 (elim_graph::elim_graph): New constructor.
6843 (delete_elim_graph): Remove.
6844 (expand_phi_nodes): Adjust.
6846 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6848 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6849 (new_elim_graph): Adjust.
6850 (clear_elim_graph): Likewise.
6851 (delete_elim_graph): Likewise.
6852 (elim_graph_size): Likewise.
6853 (elim_graph_add_node): Likewise.
6854 (elim_graph_add_edge): Likewise.
6855 (elim_graph_remove_succ_edge): Likewise.
6856 (eliminate_name): Likewise.
6857 (eliminate_build): Likewise.
6858 (elim_forward): Likewise.
6859 (elim_unvisited_predecessor): Likewise.
6860 (elim_backward): Likewise.
6861 (elim_create): Likewise.
6862 (eliminate_phi): Likewise.
6863 (expand_phi_nodes): Likewise.
6865 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6867 * bt-load.c (compute_out): Use auto_sbitmap class.
6868 (link_btr_uses): Likewise.
6869 * cfganal.c (mark_dfs_back_edges): Likewise.
6870 (post_order_compute): Likewise.
6871 (inverted_post_order_compute): Likewise.
6872 (pre_and_rev_post_order_compute_fn): Likewise.
6873 (single_pred_before_succ_order): Likewise.
6874 * cfgexpand.c (pass_expand::execute): Likewise.
6875 * cfgloop.c (verify_loop_structure): Likewise.
6876 * cfgloopmanip.c (fix_bb_placements): Likewise.
6877 (remove_path): Likewise.
6878 (update_dominators_in_loop): Likewise.
6879 * cfgrtl.c (break_superblocks): Likewise.
6880 * ddg.c (check_sccs): Likewise.
6881 (create_ddg_all_sccs): Likewise.
6882 * df-core.c (df_worklist_dataflow): Likewise.
6883 * dse.c (dse_step3): Likewise.
6884 * except.c (eh_region_outermost): Likewise.
6885 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6886 * gcse.c (prune_expressions): Likewise.
6887 (prune_insertions_deletions): Likewise.
6888 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6889 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6890 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6891 * lcm.c (compute_earliest): Likewise.
6892 (compute_farthest): Likewise.
6893 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6894 (unroll_loop_runtime_iterations): Likewise.
6895 (unroll_loop_stupid): Likewise.
6896 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6897 * lra-lives.c: Likewise.
6898 * lra.c (lra): Likewise.
6899 * modulo-sched.c (schedule_reg_moves): Likewise.
6900 (optimize_sc): Likewise.
6901 (get_sched_window): Likewise.
6902 (sms_schedule_by_order): Likewise.
6903 (check_nodes_order): Likewise.
6904 (order_nodes_of_sccs): Likewise.
6905 (order_nodes_in_scc): Likewise.
6906 * recog.c (split_all_insns): Likewise.
6907 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6908 * reload1.c (reload): Likewise.
6909 * sched-rgn.c (haifa_find_rgns): Likewise.
6910 (split_edges): Likewise.
6911 (compute_trg_info): Likewise.
6912 * sel-sched.c (init_seqno): Likewise.
6913 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6914 * tree-into-ssa.c (update_ssa): Likewise.
6915 * tree-ssa-live.c (live_worklist): Likewise.
6916 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6917 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6919 (try_peel_loop): Likewise.
6920 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6922 * tree-ssa-pre.c (compute_antic): Likewise.
6923 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6924 * tree-stdarg.c (reachable_at_most_once): Likewise.
6925 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6926 * var-tracking.c (vt_find_locations): Likewise.
6928 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6930 * sbitmap.h (auto_sbitmap): New class.
6932 2016-07-26 Alan Modra <amodra@gmail.com>
6935 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6938 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6940 * input.c (selftest::temp_source_file::temp_source_file): Fix
6941 missing "%s" in fprintf.
6943 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6946 * cselib.c (cselib_process_insn): Invalidate argument slots for
6949 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6951 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6952 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6953 vmulxh_lane_f16, vmulxh_laneq_f16): New.
6955 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6957 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6958 * config/aarch64/aarch64.md (fma, fnma): Support HF.
6959 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
6961 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6963 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6964 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
6966 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
6967 (add<mode>3): Likewise.
6968 (sub<mode>3): Likewise.
6969 (mul<mode>3): Likewise.
6970 (div<mode>3): Likewise.
6971 (*div<mode>3): Likewise.
6972 (<fmaxmin><mode>3): Extend to HF.
6973 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
6974 (fabd<mode>3): Likewise.
6975 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
6976 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
6977 (aarch64_fmulx<mode>): Likewise.
6978 (aarch64_fac<optab><mode>): Likewise.
6979 (aarch64_frecps<mode>): Likewise.
6980 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
6981 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
6982 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
6983 (VSDQ_HSDI): Support HI.
6984 (fcvt_target, FCVT_TARGET): Likewise.
6985 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
6986 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
6987 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
6988 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
6989 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
6990 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
6991 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
6994 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6996 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
6997 * config/aarch64/aarch64-builtins.c (hi_UP): New.
6998 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
6999 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7001 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7002 (aarch64_cm<optab><mode>): Likewise.
7003 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7004 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7005 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7006 (sqrt<mode>2): Likewise.
7007 (*sqrt<mode>2): Likewise.
7008 (abs<mode>2): Likewise.
7009 (<optab><mode>hf2): New pattern for HF mode.
7010 (<optab>hihf2): Likewise.
7011 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7012 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7013 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7015 * config/aarch64/arm_fp16.h: New file.
7016 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7017 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7018 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7019 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7020 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7021 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7022 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7023 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7024 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7025 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7026 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7027 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7030 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7032 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7033 reduc_smin_scal_): Use VDQIF_F16.
7034 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7035 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7037 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7038 * config/aarch64/iterators.md (VDQIF_F16): New.
7039 (vp): Support HF modes.
7040 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7041 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7043 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7045 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7046 "*aarch64_mulx_elt_from_dup<mode>".
7047 (*aarch64_mul3_elt<mode>): Update schedule type.
7048 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7049 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7050 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7051 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7052 (f, fp): Support HF modes.
7053 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7054 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7055 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7056 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7057 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7058 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7060 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7062 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7063 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7065 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7068 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7070 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7071 * config/aarch64/aarch64-simd.md
7072 (aarch64_rsqrts<mode>): Extend to HF modes.
7073 (fabd<mode>3): Likewise.
7074 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7075 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7076 (aarch64_<maxmin_uns>p<mode>): Likewise.
7077 (<su><maxmin><mode>3): Likewise.
7078 (<maxmin_uns><mode>3): Likewise.
7079 (<fmaxmin><mode>3): Likewise.
7080 (aarch64_faddp<mode>): Likewise.
7081 (aarch64_fmulx<mode>): Likewise.
7082 (aarch64_frecps<mode>): Likewise.
7083 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7084 (add<mode>3): Extend to HF modes.
7085 (sub<mode>3): Likewise.
7086 (mul<mode>3): Likewise.
7087 (div<mode>3): Likewise.
7088 (*div<mode>3): Likewise.
7089 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7091 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7092 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7093 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7094 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7095 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7096 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7097 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7098 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7099 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7100 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7101 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7102 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7103 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7104 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7106 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7108 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7109 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7110 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7111 (neg<mode>2): Likewise.
7112 (abs<mode>2): Likewise.
7113 (<frint_pattern><mode>2): Likewise.
7114 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7115 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7116 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7117 (ftrunc<VDQF:mode>2): Likewise.
7118 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7119 (sqrt<mode>2): Likewise.
7120 (*sqrt<mode>2): Likewise.
7121 (aarch64_frecpe<mode>): Likewise.
7122 (aarch64_cm<optab><mode>): Likewise.
7123 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7125 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7126 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7128 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7129 (vdupq_n_f16): Likewise.
7130 (vld1_dup_f16): Use vdup_n_f16.
7131 (vld1q_dup_f16): Use vdupq_n_f16.
7132 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7133 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7134 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7135 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7136 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7137 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7138 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7139 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7140 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7141 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7142 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7143 vsqrt_f16, vsqrtq_f16): New.
7145 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7147 * config/aarch64/aarch64-simd.md
7148 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7149 (aarch64_ext<mode>): Likewise.
7150 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7151 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7152 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7154 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7156 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7157 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7158 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7159 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7160 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7161 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7162 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7164 (vmov_n_f16): Reimplement using vdup_n_f16.
7165 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7167 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7169 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7170 "frame_related_p". Generate CFA annotation when it's necessary.
7171 (aarch64_expand_prologue): Use aarch64_add_constant.
7172 (aarch64_expand_epilogue): Likewise.
7173 (aarch64_output_mi_thunk): Pass "false" when calling
7174 aarch64_add_constant.
7176 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7178 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7181 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7183 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7184 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7185 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7186 (aarch64_build_constant): Delete.
7188 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7191 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7193 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7194 flag_toplevel_reorder.
7196 2016-07-25 Richard Biener <rguenther@suse.de>
7198 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7199 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7200 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7201 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7202 (streamer_get_builtin_tree): Likewise.
7203 (streamer_write_builtin): Likewise.
7204 * lto-streamer.h (LTO_builtin_decl): Remove.
7205 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7206 (lto_input_scc): Remove LTO_builtin_decl handling.
7207 (lto_input_tree_1): Liekwise.
7208 * lto-streamer-out.c (lto_output_tree_1): Remove special
7209 handling of builtins.
7210 (DFS::DFS): Likewise.
7211 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7212 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7214 (streamer_write_builtin): Remove.
7216 2016-07-25 Martin Liska <mliska@suse.cz>
7218 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7219 if flag_auto_profile is set to true.
7221 2016-07-25 Martin Liska <mliska@suse.cz>
7223 PR gcov-profile/71868
7224 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7225 have a function with multiple latches, count them all.
7227 2016-07-25 Martin Liska <mliska@suse.cz>
7229 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7231 2016-07-25 Martin Liska <mliska@suse.cz>
7233 PR tree-optimization/71987
7234 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7235 just for SSA_NAMEs. Fix GNU coding style.
7237 2016-07-25 Martin Liska <mliska@suse.cz>
7239 PR gcov-profile/64874
7240 * gcov-io.h: Update command about file format.
7241 * gcov-iov.c (main): Adapt the numbering scheme.
7243 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7246 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7247 whose result is used in PHI.
7248 (final_range_test_p): Likewise.
7249 (maybe_optimize_range_tests): Likewise.
7251 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7253 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7254 Reformat two multi-line strings.
7256 2016-07-22 Martin Sebor <msebor@redhat.com>
7258 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7260 2016-07-22 Martin Sebor <msebor@redhat.com>
7263 * doc/extend.texi (Compound Literals): Correct and clarify.
7264 (Cast to Union): Same.
7266 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7268 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7269 comments to explain why certain error messages make mention of
7270 undocumented options.
7271 (rs6000_invalid_builtin): Change error messages to replace mention
7272 of undocumented options with mention of the -mcpu=power9 option
7273 that enables those undocumented options.
7274 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7275 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7276 definition of this macro to correct an existing error.
7277 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7278 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7279 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7280 descriptions of built-in functions so that they depend on
7281 -mcpu=power9 instead of on the corresponding undocumented flags.
7282 * doc/invoke.texi (Option Summary): Remove all mention of newly
7284 (IBM RS/6000 and PowerPC Options): Likewise.
7285 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7286 mention of newly undocumented flags.
7288 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7290 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7291 when target_clones attribute is set.
7293 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7295 * common.opt (funsafe-loop-optimizations): Mark ignore.
7296 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7297 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7299 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7300 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7302 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7304 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7306 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7308 (number_of_iterations_exit): Warn missed loop optimization for
7309 possible infinite loops.
7311 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7314 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7315 when to emit a ".machine" pseudo-op.
7317 2016-07-22 Martin Liska <mliska@suse.cz>
7319 PR gcov-profile/69028
7320 PR gcov-profile/62047
7321 * coverage.c (coverage_compute_lineno_checksum): Do not
7322 calculate checksum for fns w/o xloc.file.
7323 (coverage_compute_profile_id): Likewise.
7325 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7327 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7328 (avr_secondary_reload): ...and implementation.
7329 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7330 * config/avr/avr.md (reload_in<mode>): Remove insns.
7331 (adjust_len) [lpm]: Remove insn attribute value.
7332 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7334 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7337 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7339 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7340 * calls.c (special_function_p): Remove the special handling of the
7341 "__builtin_" prefix.
7343 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7346 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7347 if STMT may be an alloca call.
7348 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7349 builtin alloca call.
7350 * calls.h (gimple_maybe_alloca_call_p): New function.
7351 * tree-inline.c (inline_forbidden_p_stmt): Use
7352 gimple_maybe_alloca_call_p here.
7354 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7356 * spellcheck-tree.c (best_macro_match::best_macro_match):
7357 Explictly specify the template arguments when invoking the base
7358 class constructor, to help older C++ compilers.
7360 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7363 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7364 before builtin_decl_implicit.
7366 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7368 * optabs.c (emit_condiitonal_move): Short circuit for identical
7371 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7373 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7374 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7375 (noce_conversion_profitable_p): New.
7376 (noce_try_store_flag_constants): Use it.
7377 (noce_try_addcc): Likewise.
7378 (noce_try_store_flag_mask): Likewise.
7379 (noce_try_cmove): Likewise.
7380 (noce_try_cmove_arith): Likewise.
7381 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7383 (noce_convert_multiple_sets): Move cost model to here, from...
7384 (bb_ok_for_noce_convert_multiple_sets) ...here.
7385 (noce_process_if_block): Update calls for above changes.
7386 (noce_find_if_block): Record new noce_if_info parameters.
7388 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7390 * target.def (max_noce_ifcvt_seq_cost): New.
7391 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7392 * doc/tm.texi: Regenerate.
7393 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7394 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7395 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7396 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7397 * doc/invoke.texi: Document new params.
7399 2016-07-21 Richard Biener <rguenther@suse.de>
7401 PR tree-optimization/71947
7402 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7403 ranges have useful limit_vr information.
7405 2016-07-21 Richard Biener <rguenther@suse.de>
7407 * function-tests.c (build_trivial_generic_function): Set
7408 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7409 * omp-low.c (create_omp_child_function): Likewise.
7410 (grid_expand_target_grid_body): Likewise.
7411 * cgraphunit.c (init_lowered_empty_function): Likewise.
7412 (cgraph_node::expand_thunk): Likewise.
7413 * tree-parloops.c (create_loop_fn): Likewise.
7414 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7416 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7418 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7421 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7423 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7424 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7425 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7426 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7427 values for insn attribute.
7428 * config/avr/avr.c (avr_out_insert_notbit): New function.
7429 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7430 ADJUST_LEN_INSV_NOTBIT_0/_7.
7431 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
7433 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7435 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
7436 (chrec_convert_1, chrec_convert): Ditto.
7437 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
7438 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
7439 * tree-vrp.c (adjust_range_with_scev): Ditto.
7440 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
7441 (scev_var_range_cant_overflow): New function.
7442 (scev_probably_wraps_p): New parameter. Call above function.
7443 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
7445 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7447 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
7448 by removing computation of may_be_zero.
7450 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7452 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
7454 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
7456 Improving concepts performance and diagnostics.
7457 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
7458 for constraint satisfaction and subsumption.
7459 * timevar.h (auto_timevar): New constructor that matches the push/pop
7460 pattern of usage in pt.c.
7462 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7464 * hwint.h (HOST_WIDE_INT_0): New define.
7465 (HOST_WIDE_INT_0U): Ditto.
7466 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
7467 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
7468 * simplify-rtx.c: Ditto.
7469 * tree-object-size.c: Ditto.
7471 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7473 * config/s390/s390.c (s390_encode_section_info): Remove mode size
7476 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7478 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
7479 * combine.c: Use HOST_WIDE_INT_M1U instead of
7480 ~(unsigned HOST_WIDE_INT) 0.
7481 * double-int.h: Ditto.
7483 * dwarf2asm.c:Ditto.
7485 * genmodes.c: Ditto.
7487 * read-rtl.c: Ditto.
7488 * tree-ssa-loop-ivopts.c: Ditto.
7489 * tree-ssa-loop-prefetch.c: Ditto.
7490 * tree-vect-generic.c: Ditto.
7491 * tree-vect-patterns.c: Ditto.
7494 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7496 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
7497 constant addresses outside [0,0xc0] into a register.
7498 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
7499 cases where the base address register is unused after.
7500 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
7501 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
7502 (avr_out_store_psi_reg_disp_tiny): Same.
7504 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7506 Implement attribute progmem on reduced Tiny cores by adding
7507 flash offset 0x4000 to respective symbols.
7510 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
7511 documentation how it works on reduced Tiny cores.
7512 (AVR Named Address Spaces): No support for reduced Tiny.
7513 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
7514 (avr_address_tiny_pm_p): New static function.
7515 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
7516 if the address is in progmem.
7517 (avr_assemble_integer): Same.
7518 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
7519 for symbol_ref in progmem.
7520 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
7521 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
7522 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
7524 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
7526 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
7527 * configure: Regenerate.
7528 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
7529 (USE_THIN_ARCHIVES): New variable.
7530 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
7531 this archive as a thin archive.
7533 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7535 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
7536 same location as last time, don't skip if we have fix-it hints.
7537 Clarify the skipping logic by converting it from one "if" clause
7538 to repeated "if" clauses.
7539 * spellcheck-tree.c: Include "cpplib.h".
7540 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
7541 (best_macro_match::best_macro_match): New constructor.
7542 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
7543 Move here from c/c-decl.c.
7544 (class best_macro_match): Move here from c/c-decl.c, converting
7545 from a typedef to a subclass, gaining a ctor.
7547 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7549 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
7550 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
7552 (avr_addr_space_diagnose_usage): ...and implementation.
7553 (avr_addr_space_supported_p): New function.
7554 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
7555 report bad address space usage if that space is supported.
7556 (avr_insert_attributes): Same. No more complain about unsupported
7558 * config/avr/avr-c.c (tm_p.h): Include it.
7559 (avr_cpu_cpp_builtins): Only define addr-space related built-in
7560 macro if avr_addr_space_supported_p.
7562 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7564 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7565 flag_toplevel_reorder.
7567 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7569 * gcc-rich-location.c
7570 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
7572 * gcc-rich-location.h
7573 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
7575 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7577 * target.def (addr_space): Add new diagnose_usage to hook vector.
7578 * targhooks.c (default_addr_space_diagnose_usage): Add default
7579 implementation and...
7580 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
7581 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
7582 is some address space, call targetm.addr_space.diagnose_usage.
7583 * doc/tm.texi.in (Named Address Spaces): Add anchor for
7584 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
7585 * doc/tm.texi: Regenerate.
7587 2016-07-20 Martin Liska <mliska@suse.cz>
7590 * graphite-isl-ast-to-gimple.c (later_of_the_two):
7591 Properly handly PHI stmts.
7593 2016-07-20 Bin Cheng <bin.cheng@arm.com>
7595 PR tree-optimization/71503
7596 PR tree-optimization/71683
7597 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
7600 2016-07-20 Martin Liska <mliska@suse.cz>
7602 * doc/invoke.texi (-fipa-ra): Document when the option is
7603 disabled. Fix a typo.
7605 2016-07-20 Martin Liska <mliska@suse.cz>
7607 * Makefile.in: Include fibonacci_heap.c
7608 * fibonacci_heap.c: New file.
7609 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
7610 (fibonacci_heap::union_with): Fix deletion of the second heap.
7611 * selftest-run-tests.c (selftest::run_tests): Incorporate
7612 fibonacci heap tests.
7613 * selftest.h: Declare fibonacci_heap_c_tests.
7615 2016-07-20 Martin Liska <mliska@suse.cz>
7617 * selftest-run-tests.c (selftest::run_tests): New function.
7618 * selftest.h (sreal_c_tests): Declare.
7619 * sreal.c (sreal_verify_basics): New function.
7620 (verify_aritmetics): Likewise.
7621 (sreal_verify_arithmetics): Likewise.
7622 (verify_shifting): Likewise.
7623 (sreal_verify_shifting): Likewise.
7624 (void sreal_c_tests): Likewise.
7626 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7628 PR rtl-optimization/71916
7629 * cfgrtl.c (contains_no_active_insn_p): Return false also for
7630 bb which have a single succ fake edge.
7632 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
7635 * dwarf2out.c (gen_subprogram_die): Only call
7636 gen_unspecified_parameters_die while dumping early dwarf.
7638 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7641 * gimple-fold.c (fold_builtin_memory_op): Use
7642 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
7644 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
7646 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
7647 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
7648 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
7649 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
7653 * double-int.c: Ditto.
7655 * dwarf2out.c: Ditto.
7658 * fold-const.c: Ditto.
7659 * function.c: Ditto.
7661 * genmodes.c: Ditto.
7665 * loop-doloop.c: Ditto.
7666 * loop-invariant.c: Ditto.
7673 * simplify-rtx.c: Ditto.
7674 * stor-layout.c: Ditto.
7676 * tree-ssa-loop-ivopts.c: Ditto.
7677 * tree-vect-generic.c: Ditto.
7678 * tree-vect-patterns.c: Ditto.
7683 * wide-int-print.cc: Ditto.
7684 * wide-int.cc: Ditto.
7685 * wide-int.h: Ditto.
7687 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7689 * selftest.c (selftest::assert_streq): Handle NULL values of
7690 val_actual and val_expected.
7692 2016-07-19 Martin Jambor <mjambor@suse.cz>
7695 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
7696 rather than cgraph_create_node to get a call graph node.
7698 2016-07-19 Richard Biener <rguenther@suse.de>
7700 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
7701 handle all tcc_constant bases and valueize SSA names.
7702 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
7705 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7707 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
7708 the flags of the exit block and bb2, not just the entry block.
7710 2016-07-19 Richard Biener <rguenther@suse.de>
7712 PR tree-optimization/71901
7713 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
7714 align member, group stuff with the bitfield.
7715 (vn_ref_op_align_unit): New inline.
7716 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
7717 record element alignment and operand 3 unchanged.
7718 (ao_ref_init_from_vn_reference): Adjust.
7719 (valueize_refs_1): Likewise.
7720 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
7722 2016-07-19 Richard Biener <rguenther@suse.de>
7724 PR tree-optimization/71908
7725 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
7726 symbolic constants in a more reliable way.
7728 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7730 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7732 (vect_update_inits_of_drs): Likewise.
7733 (vect_create_cond_for_alias_checks): Likewise.
7734 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7736 2016-07-19 Richard Biener <rguenther@suse.de>
7739 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7740 with an abstract origin that is not an inlined function outer
7741 scope add a self-reference as abstract origin.
7742 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7744 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7747 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7748 unintentional System V.4 structure return breakage for structures
7749 with a single floating point element.
7751 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7753 PR tree-optimization/71734
7754 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7755 contains REF, use it to check safelen, assume that safelen value
7756 must be greater 1, fix style.
7757 (ref_indep_loop_p_2): Add REF_LOOP argument.
7758 (ref_indep_loop_p): Pass LOOP as additional argument to
7761 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7763 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7764 allocation in the prologue.
7765 * explow.c (get_dynamic_stack_base): New function to return an address
7766 expression for the dynamic stack base.
7767 (get_dynamic_stack_size): New function to do the required dynamic stack
7768 space size calculations.
7769 (allocate_dynamic_stack_space): Use new functions.
7770 (align_dynamic_address): Move some code from
7771 allocate_dynamic_stack_space to new function.
7772 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7774 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7776 * config/s390/s390.c (s390_encode_section_info): Always set
7777 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7780 2016-07-18 Richard Biener <rguenther@suse.de>
7782 PR tree-optimization/71893
7783 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7784 for sizetype cast added by array_ref_element_size.
7785 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7787 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7789 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7790 register parameters. Remove code to initialize argument pointer
7791 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7792 using a pc-relative branch. Cleanup conditional code.
7793 * config/pa/pa.md (call_mcount): New expander.
7794 (call_mcount_nonpic): New insn.
7795 (call_mcount_pic): New insn and split.
7796 (call_mcount_pic_post_reload): New insn.
7797 (call_mcount_64bit): New insn and split.
7798 (call_mcount_64bit_post_reload): New insn.
7800 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7802 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7803 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7804 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7805 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7806 (*usum_widenqihi3, *udiff_widenqihi3)
7807 (*addhi3_zero_extend.const): New combiner insns.
7808 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7809 just 1 bit is affected.
7810 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7811 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7813 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7815 * omp-low.c (lower_omp_target): Mark data clauses with
7816 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7817 zero-length subarrays.
7819 2016-07-15 Richard Biener <rguenther@suse.de>
7821 PR tree-optimization/71881
7822 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7823 reverse DOM order to make debug temp generation happy.
7825 2016-07-15 Richard Biener <rguenther@suse.de>
7827 PR tree-optimization/71887
7828 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7829 verify it is not zero for division / modulo handling.
7830 (value_replacement): Adjust.
7832 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7833 Julian Brown <julian@codesourcery.com>
7835 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7836 * config/aarch64/aarch64-cost-tables.h
7837 (vulcan_extra_costs): New variable.
7838 * config/aarch64/aarch64.c
7839 (vulcan_addrcost_table): Likewise.
7840 (vulcan_regmove_cost): Likewise.
7841 (vulcan_vector_cost): Likewise.
7842 (vulcan_branch_cost): Likewise.
7843 (vulcan_tunings): Likewise.
7845 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7847 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7848 (output_in_order): Loop over undefined variables too. Output them
7849 via assemble_undefined_decl. Skip variables that correspond to hard
7850 registers or have value-exprs.
7851 * varpool.c (symbol_table::output_variables): Handle undefined
7852 variables together with defined ones.
7854 2016-07-15 Richard Biener <rguenther@suse.de>
7856 * tree-ssa-pre.c (get_representative_for): Make sure to return
7857 the value number of SSA names.
7858 (phi_translate_1): get_representative_for cannot return NULL.
7859 (do_pre_regular_insertion): Remove redundant call to
7860 fully_constant_expression.
7861 (do_pre_partial_partial_insertion): Likewise.
7863 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7865 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7866 (derive_simple_iv_with_niters): New function.
7867 (simple_iv): Rewrite using simple_iv_with_niters.
7868 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7869 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7871 (number_of_iterations_exit): Rewrite using above function.
7872 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7875 2016-07-15 Richard Biener <rguenther@suse.de>
7877 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7880 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7882 PR tree-optimization/71872
7883 * tree-data-ref.c (get_references_in_stmt): Ignore references
7884 with is_gimple_constant get_base_address.
7886 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7888 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7889 (TARGET_HAVE_LDACQD): New macro.
7890 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7891 than TARGET_HAVE_LDACQ.
7892 (arm_load_acquire_exclusivedi): Likewise.
7893 (arm_store_release_exclusivedi): Likewise.
7895 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7897 PR rtl-optimization/71878
7898 * lra-constraints.c (match_reload): Pass information about other
7899 output operands. Create new unique register value if matching input
7900 operand shares same register value as output operand being considered.
7901 (curr_insn_transform): Record output operands already processed.
7903 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7906 PR tree-optimization/70923
7907 * tree-vect-patterns.c: Include mult-synthesis.h.
7908 (target_supports_mult_synth_alg): New function.
7909 (synth_lshift_by_additions): Likewise.
7910 (apply_binop_and_append_stmt): Likewise.
7911 (vect_synth_mult_by_constant): Likewise.
7912 (target_has_vecop_for_code): Likewise.
7913 (vect_recog_mult_pattern): Use above functions to synthesize vector
7914 multiplication by integer constants.
7916 2016-07-14 Alan Modra <amodra@gmail.com>
7918 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7919 gpr alternatives. Correct '*' placement on Y,r alternative.
7920 Add '*' on operand 1 of r,r alternative.
7922 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7924 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7925 * expmed.h: ... Here.
7927 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7929 * gimple.h (stmt_can_terminate_bb_p): New function.
7930 * tree-cfg.c (need_fake_edge_p): Rename to ...
7931 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7932 throw external; handle const and pure calls.
7933 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7935 2016-07-14 Richard Biener <rguenther@suse.de>
7937 PR tree-optimization/71866
7938 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7939 (do_hoist_insertion): Avoid endless recursion when we
7940 didn't insert anything because we managed to simplify
7941 things down to a constant or SSA name.
7942 (fully_constant_expression): Re-write in terms of ...
7943 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7944 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7945 vn_nary_build_or_lookup_1.
7946 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7947 (vn_nary_build_or_lookup): ... this which now wraps it.
7949 2016-07-14 Alan Modra <amodra@gmail.com>
7952 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7953 with p9_vector override before power9-dform override.
7955 2016-07-13 Andi Kleen <ak@linux.intel.com>
7957 * value-prof.c (gimple_value_profile_transformations): Don't run
7958 when auto_profile is on.
7960 2016-07-13 Andi Kleen <ak@linux.intel.com>
7962 * auto-profile.c (update_inlined_ind_target,
7963 afdo_indirect_call): Print information to dump file.
7965 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
7967 * genrecog.c (special_predicate_operand_p): New function.
7968 (predicate_name): Move function.
7969 (validate_pattern): Don't warn about missing mode for all
7970 define_special_predicate predicates.
7972 2016-07-13 Bin Cheng <bin.cheng@arm.com>
7974 * tree-vect-data-refs.c (vect_no_alias_p): New function.
7975 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
7976 resolve alias checks which are known at compilation time.
7977 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
7978 alias checks are resolved. Move dump info for too many runtime
7979 alias checks to here...
7980 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
7982 2016-07-13 Richard Biener <rguenther@suse.de>
7984 PR tree-optimization/24574
7985 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
7986 position and add shift, rotate, divison and modulo support
7988 (value_replacement): Pass in argument position to absorbing_element_p.
7990 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
7993 * ipa-inline-transform.c (inline_call): Support
7994 instrumented thunks.
7996 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
7998 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
7999 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8001 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8002 Baseline. Make initial alternative TARGET_32BIT only.
8003 (udivsi3): Likewise.
8004 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8005 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8008 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8010 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8011 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8012 availability with TARGET_HAVE_MOVT.
8013 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8014 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8015 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8017 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8018 extra instruction if MOVW is available. Use a cost variable
8019 incremented by COSTS_N_INSNS (1) when the condition match rather than
8020 returning an arithmetic expression based on COSTS_N_INSNS. Make
8021 constant with bottom half word zero cost 2 instruction if MOVW is
8023 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8024 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8025 target is ARMv8-M Baseline.
8026 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8027 (arm_movtas_ze): Likewise.
8028 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8029 alternative for constants satisfying j constraint.
8030 (thumb1_movsi_insn): Likewise.
8031 (movsi splitter for K alternative): Tighten condition to not trigger
8032 if movt is available and j constraint is satisfied.
8033 (Pe immediate splitter): Likewise.
8034 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8035 constant fitting in an halfword to use MOVW.
8036 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8039 2016-07-13 Richard Biener <rguenther@suse.de>
8042 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8043 gimplifying the LHS. Make sure to gimplify a returning twice
8044 call LHS without using SSA names.
8046 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8048 * tree-data-ref.c (find_data_references_in_stmt): Remove
8049 unnecessary call to vec::release.
8050 (graphite_find_data_references_in_stmt): Likewise.
8051 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8052 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8054 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8056 * cfgexpand.c (expand_used_vars): Make the type of a local
8058 * genmatch.c (lower_for): Likewise.
8059 * haifa-sched.c (haifa_sched_init): Likewise.
8060 (add_to_speculative_block): Likewise.
8061 (create_check_block_twin): Likewise.
8062 * predict.c (handle_missing_profiles): Likewise.
8063 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8064 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8065 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8067 (maybe_lower_iteration_bound): Likewise.
8068 * tree-ssa-sccvn.c (DFS): Likewise.
8069 * tree-stdarg.c (reachable_at_most_once): Likewise.
8070 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8071 (vectorizable_store): Likewise.
8073 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8075 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8076 (sccvn_dom_walker): make cond_stack an auto_vec.
8078 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8080 * ree.c (struct ext_state): Make type of members auto_vec.
8081 (find_and_remove_re): Adjust.
8083 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8085 * cfgexpand.c (struct stack_vars_data): Make type of fields
8087 (expand_used_vars): Adjust.
8089 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8091 * ipa.c (record_cdtor_fn): Adjust.
8092 (build_cdtor_fns): Likewise.
8093 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8096 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8098 * genextract.c (struct accum_extract): Add constructor and make
8102 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8104 * tree.c (struct free_lang_data_d): Add constructor and change
8105 types of members to ones that automatically manage resources.
8106 (fld_worklist_push): Adjust.
8107 (find_decls_types): Likewise.
8108 (find_decls_types_in_eh_region): Likewise.
8109 (free_lang_data_in_cgraph): Stop manually creating and
8110 destroying members of free_lang_data_d.
8112 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8114 PR rtl-optimization/68961
8115 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8116 peephole variant. Use sse_reg_operand predicates.
8118 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8120 * config/i386/predicates.md (x86_64_immediate_operand)
8121 <case CONST_INT>: Remove unneeded truncation to DImode.
8122 <case CONST>: Ditto.
8123 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8125 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8128 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8129 The xxperm and xxpermr instructions require that the 2nd input
8130 operand overlap with the output operand, and not the 1st.
8131 (altivec_vperm_v8hiv16qi): Likewise.
8132 (altivec_vperm_<mode>_uns_internal): Likewise.
8133 (altivec_vpermr_<mode>_internal): Likewise.
8134 (vperm_v8hiv4si): Likewise.
8135 (vperm_v16qiv8hi): Likewise.
8137 2016-07-12 Nathan Sidwell <nathan@acm.org>
8139 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8140 when -mno-pic-data-is-text-relative is in effect, by default.
8141 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8142 behavior and clarify.
8144 2016-07-12 Martin Liska <mliska@suse.cz>
8146 * params.def: Add avg-loop niter.
8147 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8148 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8149 * doc/invoke.texi: Document the new parameter.
8151 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8154 * expr.c (store_constructor): Mask sign-extended bits when widening
8155 sub-word constructor element at the start of a word.
8157 2016-07-12 Martin Liska <mliska@suse.cz>
8159 * Makefile.in: Append rule for params-options.h.
8160 * params-options.h: New file.
8162 2016-07-12 Martin Liska <mliska@suse.cz>
8164 * ira-build.c (mark_loops_for_removal): Properly iterate
8167 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8168 Richard Biener <rguenther@suse.de>
8170 PR tree-optimization/23286
8171 PR tree-optimization/70159
8172 * doc/invoke.texi: Document -fcode-hoisting.
8173 * common.opt (fcode-hoisting): New flag.
8174 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8175 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8176 (do_regular_insertion): Rename to ...
8177 (do_pre_regular_insertion): ... this and amend general comments
8178 on insertion strathegy.
8179 (do_partial_partial_insertion): Rename to ...
8180 (do_pre_partial_partial_insertion): ... this.
8181 (do_hoist_insertion): New function.
8182 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8183 and call do_hoist_insertion properly.
8185 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8186 (pass_pre::execute): Register hoist_insert stats.
8188 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8191 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8192 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8193 is different from mode's bitsize. Small cleanup.
8195 2016-07-12 Richard Biener <rguenther@suse.de>
8197 PR rtl-optimization/68961
8198 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8199 to simplify to a non-constant.
8201 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8204 * omp-low.c (expand_omp_target): Gimplify device.
8206 PR tree-optimization/71823
8207 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8208 to get vec_oprnds2 from op2.
8210 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8212 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8213 Hoist common subexpressions.
8214 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8216 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8219 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8220 prevent generation of 'stxsiwx' on pre Power8 hardware.
8222 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8224 * input.c: Include cpplib.h.
8225 (selftest::temp_source_file): New class.
8226 (selftest::temp_source_file::temp_source_file): New ctor.
8227 (selftest::temp_source_file::~temp_source_file): New dtor.
8228 (selftest::should_have_column_data_p): New function.
8229 (selftest::test_should_have_column_data_p): New function.
8230 (selftest::temp_line_table): New class.
8231 (selftest::temp_line_table::temp_line_table): New ctor.
8232 (selftest::temp_line_table::~temp_line_table): New dtor.
8233 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8234 it to create a temp_line_table.
8235 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8236 locations that are known to have column data.
8237 (selftest::line_table_case): New struct.
8238 (selftest::test_reading_source_line): Move tempfile handling
8239 to class temp_source_file.
8240 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8241 (selftest::assert_token_loc_eq): New function.
8242 (ASSERT_TOKEN_LOC_EQ): New macro.
8243 (selftest::test_lexer): New function.
8244 (selftest::boundary_locations): New array.
8245 (selftest::input_c_tests): Call test_should_have_column_data_p.
8246 Loop over a test matrix of interesting values of location and
8247 default_range_bits, calling test_lexer on each case in the matrix.
8248 Move call to test_accessing_ordinary_linemaps into the matrix.
8249 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8250 (ASSERT_EQ_AT): New macro.
8252 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8255 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8256 Don't convert TImode in debug insn.
8258 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8260 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8261 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8262 (tree_type_common::lang_flag_7): New.
8263 (tree_type_common::spare): Reduce size.
8264 * tree.h (TYPE_ALIGN_OK): Remove.
8265 (TYPE_LANG_FLAG_7): New.
8266 (get_inner_reference): Adjust header.
8267 * print-tree.c (print_node): Adjust.
8268 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8269 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8270 calls to get_inner_reference.
8271 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8272 handling of TYPE_ALIGN_OK.
8273 * builtins.c (get_object_alignment_2): Adjust call to
8274 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8275 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8277 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8278 * cfgexpand.c (expand_debug_expr): Likewise.
8279 * dbxout.c (dbxout_expand_expr): Likewise.
8280 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8281 loc_list_from_tree, fortran_common): Likewise.
8282 * fold-const.c (optimize_bit_field_compare,
8283 decode_field_reference, fold_unary_loc, fold_comparison,
8284 split_address_to_core_and_offset): Likewise.
8285 * gimple-laddress.c (execute): Likewise.
8286 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8287 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8288 * hsa-gen.c (gen_hsa_addr): Likewise.
8289 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8290 * tsan.c (instrument_expr): Likewise.
8291 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8292 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8293 * tree-affine.c (tree_to_aff_combination,
8294 get_inner_reference_aff): Adjust calls to get_inner_reference.
8295 * tree-data-ref.c (split_constant_offset_1,
8296 dr_analyze_innermost): Likewise.
8297 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8298 * tree-sra.c (ipa_sra_check_caller): Likewise.
8299 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8300 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8301 bswap_replace): Likewise.
8302 * tree-vect-data-refs.c (vect_check_gather,
8303 vect_analyze_data_refs): Likewise.
8304 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8305 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8308 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8310 * Makefile.in (selftest-valgrind): New phony target.
8311 * function-tests.c (selftest::build_cfg): Delete pass instances
8312 created by the test.
8313 (selftest::convert_to_ssa): Likewise.
8314 (selftest::test_expansion_to_rtl): Likewise.
8315 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8317 (selftest::test_diamond): Likewise.
8319 2016-07-11 Richard Biener <rguenther@suse.de>
8321 PR tree-optimization/71816
8322 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8323 than replacing all of its operands.
8325 2016-07-11 Alan Modra <amodra@gmail.com>
8327 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8328 (ctr<mode>): Add unspec.
8329 (ctr<mode>_internal*): Likewise.
8331 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8333 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8334 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8336 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8338 PR rtl-optimization/71621
8339 * lra-constraints.c (process_alt_operands): Check combination of
8342 2016-07-08 Jason Merrill <jason@redhat.com>
8343 Richard Biener <rguenther@suse.de>
8345 P0145: Refining Expression Order for C++.
8346 * gimplify.c (initial_rhs_predicate_for): New.
8347 (gimplfy_modify_expr): Gimplify RHS before LHS.
8349 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8352 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8353 Allow standard error handling to take over when a wrong number
8354 of arguments is presented to __builtin_vec_ld () or
8355 __builtin_vec_st ().
8357 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8359 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8364 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8365 __builtin_aarch64_fmaxv2sf.
8366 (vmaxnmq_f32): Likewise.
8367 (vmaxnmq_f64): Likewise.
8368 (vminnm_f32): Likewise.
8369 (vminnmq_f32): Likewise.
8370 (vminnmq_f64): Likewise.
8372 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8375 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8376 enable -mfloat128-hardware by default.
8377 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8378 that IEEE 128-bit hardware support needs.
8379 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8380 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8381 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8382 floating point requires.
8383 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8384 -mfloat128 and -mfloat128-hardware changes.
8386 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8388 PR tree-optimization/71667
8389 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8391 2016-07-08 Martin Liska <mliska@suse.cz>
8394 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8395 folding produces SAVE_EXPRs, thus return false for the type.
8397 2016-07-07 Martin Liska <mliska@suse.cz>
8399 * file-find.c (remove_prefix): New function.
8400 * file-find.h (remove_prefix): Declare the function.
8401 * gcc-ar.c (main): Skip a folder of the wrapper if
8402 a wrapped binary would point to the same file.
8404 2016-07-07 Jan Hubicka <jh@suse.cz>
8406 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8407 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8408 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8410 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8413 * ipa-inline-analysis.c (compute_inline_parameters): Set
8414 local.can_change_signature to false for intrumentation
8417 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8419 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8420 with TARGET_HAVE_MOVT.
8421 (TARGET_HAVE_MOVT): Define.
8422 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8423 availability with TARGET_HAVE_MOVT.
8424 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8426 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8428 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8429 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8430 * config/arm/constraints.md (define_constraint "j"): Use
8431 TARGET_HAVE_MOVT to check MOVT availability.
8433 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8435 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
8437 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8439 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
8440 (armv8-m.main): Likewise.
8441 (armv8-m.main+dsp): Likewise.
8442 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
8443 (FL_FOR_ARCH8M_MAIN): Likewise.
8444 * config/arm/arm-tables.opt: Regenerate.
8445 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
8446 armv8-m.main+dsp to BE8_LINK_SPEC.
8447 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
8448 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
8449 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
8450 Baseline and Mainline.
8451 (arm_option_override_internal): Also disable arm_restrict_it when
8452 !arm_arch_notm. Update comment for -munaligned-access to also cover
8454 (arm_file_start): Increase buffer size for printing architecture name.
8455 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
8456 and armv8-m.main+dsp.
8457 (mno-unaligned-access): Clarify that this is disabled by default for
8458 ARMv8-M Baseline architectures as well.
8460 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8462 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
8463 decide whether to prevent some libgcc routines being included for some
8464 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
8465 link between this condition and the one in
8466 libgcc/config/arm/lib1func.S.
8468 2016-07-07 Richard Biener <rguenther@suse.de>
8470 * tree-ssa-pre.c: Include alias.h.
8471 (compute_avail): If we have multiple VN_REFERENCEs with the
8472 same hashtable entry adjust that to make it a valid replacement
8473 for all of them with respect to alignment and aliasing
8474 when doing insertion.
8475 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
8476 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
8478 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
8482 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8483 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
8486 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8488 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
8489 (adjust_mems): Adjust.
8490 (adjust_insn): Likewise.
8491 (prepare_call_arguments): Likewise.
8493 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8495 * gcse.c (struct ls_expr): Make stores field a vector.
8496 (ldst_entry): Adjust.
8497 (free_ldst_entry): Likewise.
8498 (print_ldst_list): Likewise.
8499 (compute_ld_motion_mems): Likewise.
8500 (update_ld_motion_stores): Likewise.
8502 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8504 * gcse.c (struct ls_expr): Remove loads field.
8505 (ldst_entry): Adjust.
8506 (free_ldst_entry): Likewise.
8507 (print_ldst_list): Likewise.
8508 (compute_ld_motion_mems): Likewise.
8510 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8512 * store-motion.c (struct st_expr): Make antic_stores a vector.
8513 (st_expr_entry): Adjust.
8514 (free_st_expr_entry): Likewise.
8515 (print_store_motion_mems): Likewise.
8516 (find_moveable_store): Likewise.
8517 (compute_store_table): Likewise.
8518 (remove_reachable_equiv_notes): Likewise.
8519 (replace_store_insn): Likewise.
8520 (build_store_vectors): Likewise.
8522 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8524 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
8525 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
8527 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8529 PR tree-optimization/71518
8530 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
8531 misalign also for outer loops with negative step.
8533 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
8535 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
8536 (cortex_a53_shift): Add mov_shift.
8537 (cortex_a53_shift_reg): Add new reservation for register shifts.
8538 (cortex_a53_alu): Remove bfm.
8539 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
8540 (cortex_a53_alu_extr): Add new reservation for EXTR.
8541 (bypasses): Improve bypass modelling.
8543 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8546 * config/avr/avr.c (avr_asm_select_section): Strip off
8547 SECTION_DECLARED from flags when calling get_section.
8549 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8551 * tree-vectorizer.h (vect_memory_access_type): Add
8552 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
8553 * tree-vect-stmts.c (compare_step_with_zero): New function.
8554 (perm_mask_for_reverse): Move further up file.
8555 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
8557 (get_negative_load_store_type): New function.
8558 (get_load_store_type): Call it. Add an ncopies argument.
8559 (vectorizable_mask_load_store): Update call accordingly and
8560 remove tests for negative steps.
8561 (vectorizable_store, vectorizable_load): Likewise. Handle new
8562 memory_access_types.
8564 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8566 * tree-vectorizer.h (vect_memory_access_type): New enum.
8567 (_stmt_vec_info): Add a memory_access_type field.
8568 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
8569 (vect_model_store_cost): Take an access type instead of a boolean.
8570 (vect_model_load_cost): Likewise.
8571 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
8572 vect_model_store_cost and vect_model_load_cost.
8573 * tree-vect-stmts.c (vec_load_store_type): New enum.
8574 (vect_model_store_cost): Take an access type instead of a
8575 store_lanes_p boolean. Simplify tests.
8576 (vect_model_load_cost): Likewise, but for load_lanes_p.
8577 (get_group_load_store_type, get_load_store_type): New functions.
8578 (vectorizable_store): Use get_load_store_type. Record the access
8579 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
8580 (vectorizable_load): Likewise.
8581 (vectorizable_mask_load_store): Likewise. Replace is_store
8582 variable with vls_type.
8584 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8586 * tree-vectorizer.h (vect_grouped_load_supported): Add a
8587 single_element_p parameter.
8588 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
8589 Check the PR65518 case here rather than in vectorizable_load.
8590 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
8591 * tree-vect-stmts.c (vectorizable_load): Likewise.
8593 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8595 * tree-vectorizer.h (gather_scatter_info): New structure.
8596 (vect_check_gather_scatter): Return a bool rather than a decl.
8597 Replace return-by-pointer arguments with a single
8598 gather_scatter_info *.
8599 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
8600 (vect_analyze_data_refs): Update call accordingly.
8601 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
8602 (vectorizable_mask_load_store): Likewise. Also record the
8603 offset dt and vectype in the gather_scatter_info.
8604 (vectorizable_store): Likewise.
8605 (vectorizable_load): Likewise.
8607 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8609 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
8610 strided groups, use the cost of N scalar accesses instead
8611 of ncopies vector accesses.
8612 (vect_model_load_cost): Likewise.
8614 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8616 * tree-vect-stmts.c (vect_cost_group_size): Delete.
8617 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
8618 variable to indicate when once-per-group costs are being used.
8619 (vect_model_load_cost): Likewise. Fix comment and misindented code.
8621 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8623 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
8624 peeling-for-gaps condition.
8626 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8628 * config/s390/s390.c (s390_expand_vec_init): Force initializer
8629 element to register if it doesn't match general_operand.
8631 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
8632 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8634 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
8636 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
8637 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8638 (SIGNBIT): New mode iterator.
8639 (Fsignbit): New mode attribute.
8640 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
8641 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
8642 when direct moves are available.
8643 (signbit<mode>2_dm): New define_insn_and_split).
8644 (signbit<mode>2_dm2): New define_insn.
8646 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8648 PR rtl-optimization/71594
8649 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
8650 into subregs of appropriate mode before trying to emit a conditional
8653 2016-07-05 Jan Hubicka <jh@suse.cz>
8655 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
8656 (simple_iv): Use it.
8658 2016-07-05 Jan Hubicka <jh@suse.cz>
8660 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
8662 2016-07-05 Jiong Wang <jiong.wang@arm.com>
8664 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
8667 2016-07-05 Jan Hubicka <jh@suse.cz>
8669 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
8672 2016-07-05 Richard Biener <rguenther@suse.de>
8674 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
8675 Handle empty else block.
8676 (is_feasible_trace): Likewise.
8677 (split_paths): Likewise.
8679 2016-07-05 Richard Biener <rguenther@suse.de>
8681 * tree-loop-distribution.c (distribute_loop): Fix issue with
8682 the cost model loop.
8684 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
8686 * config/arm/neon-testgen.ml: Delete.
8687 * config/arm/neon.ml: Delete.
8689 2016-07-04 Jakub Jelinek <jakub@redhat.com>
8692 * tree.c (attribute_value_equal): Use get_attribute_name instead of
8693 directly using TREE_PURPOSE.
8695 2016-07-04 Jiong Wang <jiong.wang@arm.com>
8697 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
8698 * config/aarch64/aarch64_neon.h: Likewise.
8699 * config/aarch64/arm_neon.h: Likewise.
8700 * config/aarch64/atomics.md: Likewise.
8701 * config/aarch64/aarch64-simd-builtins.def: Likewise.
8702 * doc/invoke.texi: Likewise.
8704 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8706 * config/s390/s390.md: Add "z13" cpu_facility.
8707 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
8708 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
8709 condition" type instructions.
8711 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8712 Jeff Law <law@redhat.com>
8714 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
8715 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
8717 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
8719 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
8720 permutation for TARGET_AVX512F.
8721 (ix86_expand_vec_one_operand_perm_avx512): New function.
8722 (expand_vec_perm_1): Invoke introduced function.
8723 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8724 it may be not valid after vectorization.
8726 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8729 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8730 typo in comment. Only force to memory if it is a weak
8733 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8734 Jiong Wang <jiong.wang@arm.com>
8736 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8737 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8738 (AARCH64_FL_F16): New.
8739 (AARCH64_FL_FOR_ARCH8_2): New.
8740 (AARCH64_ISA_8_2): New.
8741 (AARCH64_ISA_F16): New.
8742 (TARGET_FP_F16INST): New.
8743 (TARGET_SIMD_F16INST): New.
8744 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8745 ("fp"): Disabling "fp" also disables "fp16".
8746 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8747 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8748 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8749 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8751 2016-07-04 Jan Beulich <jbeulich@suse.com>
8753 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8755 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8758 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8759 the insns, use an insn form that does not adjust the offset on
8760 little endian systems.
8762 2016-07-01 Jan Beulich <jbeulich@suse.com>
8764 * varasm.c (get_variable_section): Validate initializer in
8765 named .bss-like sections.
8767 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8769 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8770 Exchange the order of the second and third operands in the vpermr
8771 instruction tmeplate.
8773 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8776 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8777 Disallow TDmode values.
8779 2016-07-01 Alan Modra <amodra@gmail.com>
8781 PR rtl-optimization/71709
8782 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8783 being set, not referenced.
8785 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8787 PR tree-optimization/70729
8788 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8789 of loop since it can be not valid after transformation.
8791 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8793 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8794 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8796 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8798 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8801 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8804 * config/rs6000/constraints.md (wY constraint): New constraint to
8805 match the requirements for the LXSD and STXSD instructions.
8806 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8807 predicate to match the requirements for the LXSD and STXSD
8809 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8810 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8811 to make sure that the bottom 2 bits of offset are 0, the address
8812 form is offsettable, and no updating is done in the address mode.
8813 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8814 (movdi_internal32): Likewise
8815 (movdi_internal64): Likewise.
8817 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8819 PR tree-optimization/71707
8820 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8821 strinfo even for ADDR_EXPR ptr.
8823 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8825 * config/rs6000/altivec.md (darn_32): Change the condition to
8826 TARGET_P9_MISC instead of TARGET_MODULO.
8827 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8828 condition expression.
8829 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8830 condition expression.
8831 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8832 (DFP_TEST): New code iterator.
8833 (dfptstsfi_<code>_mode>): New define_expand.
8834 (*dfp_sgnfcnc_<mode>): New define_insn.
8835 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8836 definition next to BU_P9_MISC_1 definition and change the MASK
8837 value to RS6000_BTM_P9_MISC.
8838 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8839 (BU_P9_64BIT_MISC_0): Likewise.
8840 (BU_P9_DFP_MISC_0): New macro definition.
8841 (BU_P9_DFP_MISC_1): New macro definition.
8842 (BU_P9_DFP_MISC_2): New macro definition.
8843 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8844 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8845 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8846 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8847 (TSTSFI_LT_TD): Likewise.
8848 (TSTSFI_EQ_DD): Likewise.
8849 (TSTSFI_EQ_TD): Likewise.
8850 (TSTSFI_GT_DD): Likewise.
8851 (TSTSFI_GT_TD): Likewise.
8852 (TSTSFI_OV_DD): Likewise.
8853 (TSTSFI_OV_TD): Likewise.
8854 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8855 (TSTSFI_LT_DD): Likewise.
8856 (TSTSFI_LT_TD): Likewise.
8857 (TSTSFI_EQ): Likewise.
8858 (TSTSFI_EQ_DD): Likewise.
8859 (TSTSFI_EQ_TD): Likewise.
8860 (TSTSFI_GT): Likewise.
8861 (TSTSFI_GT_DD): Likewise.
8862 (TSTSFI_GT_TD): Likewise.
8863 (TSTSFI_OV): Likewise.
8864 (TSTSFI_OV_DD): Likewise.
8865 (TSTSFI_OV_TD): Likewise.
8866 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8867 overloaded test significance functions.
8868 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8869 OPTION_MASK_P9_MISC into the representation of this mask.
8870 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8872 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8873 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8875 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8876 argument is a 6-bit unsigned literal value if the icode argument
8877 represents a DFP test significance built-in call.
8878 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8879 flag used independently and in combination with the
8880 RS6000_BTM_64BIT flag.
8881 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8882 (rs6000_builtin_mask_names): Add entry for power9-misc
8883 command-line option.
8884 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8885 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8886 RS6000_BTM_P9_MISC macros.
8887 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8888 option and change the description of the -mpower9-vector option to
8889 enable only vector instructions, removing its erroneously claimed
8890 support for scalar instructions.
8891 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8892 the ISA 3.0 digital floating point test significance built-in
8895 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8897 * config/aarch64/aarch64.c (cortexa35_tunings):
8898 Enable AES fusion. Use cortexa57_branch_cost.
8899 (cortexa53_tunings): Use cortexa57_branch_cost.
8900 (cortexa72_tunings): Use cortexa57_branch_cost.
8901 Use AUTOPREFETCHER_WEAK.
8902 (cortexa73_tunings): Use cortexa57_branch_cost.
8904 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8905 James Greenhalgh <james.greenhalgh@arm.com>
8907 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8908 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8909 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8910 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8911 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8912 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8913 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8914 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8915 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8916 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8917 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8918 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8919 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8922 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8923 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8925 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8927 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8929 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8932 * gcc.c (driver::build_option_suggestions): Pass "option" to
8933 add_misspelling_candidates.
8934 * opts-common.c (add_misspelling_candidates): Add "option" param;
8935 use it to avoid adding negated forms for options marked with
8937 * opts.h (add_misspelling_candidates): Add "option" param.
8939 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8942 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8943 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8944 first when permuting bitwise operation with rotate. Cast
8945 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8947 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8949 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8950 for misspelled param names.
8951 * params.c: Include spellcheck.h.
8952 (find_param_fuzzy): New function.
8953 * params.h (find_param_fuzzy): New prototype.
8954 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
8955 * spellcheck.h (struct edit_distance_traits<const char *>):
8958 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
8960 * config/rs6000/predicates.md (const_0_to_7_operand): New
8961 predicate, recognize 0..7.
8962 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
8963 support for doing extracts from V16QImode, V8HImode, V4SImode
8965 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
8966 vector extract support.
8967 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
8968 for ISA 3.0 vector extract.
8969 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
8970 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
8971 extracts of a constant element number from small integer vectors
8972 on 64-bit ISA 3.0 systems.
8973 (vsx_extract_<mode>_di): Likewise.
8974 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
8975 say when we can do ISA 3.0 vector extracts.
8976 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
8977 registers, using the stxsiwx instruction.
8979 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
8981 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
8982 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
8983 qdf24xx_regmove_cost, qdf24xx_tunings): New.
8984 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
8985 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
8986 * config/arm/arm.c (arm_qdf24xx_tune): New.
8988 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
8990 * config/aarch64/aarch64.c (cortexa53_tunings):
8991 Increase loop alignment to 8. Set function alignment to 16.
8992 (cortexa35_tunings): Likewise.
8993 (cortexa57_tunings): Increase loop alignment to 8.
8994 (cortexa72_tunings): Likewise.
8995 (cortexa73_tunings): Likewise.
8997 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
8999 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9000 for arm_fp16_ok and arm_fp16_hw.
9001 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9002 arm_fp16_alternative.
9004 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9006 PR tree-optimization/71655
9007 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9008 types when swapping operands.
9010 2016-06-29 Martin Liska <mliska@suse.cz>
9013 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9014 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9015 of build_optimization_node.
9017 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9019 PR tree-optimization/70729
9020 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9021 independent in loops having positive safelen value.
9022 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9023 it may be not valid after vectorization.
9025 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9027 PR tree-optimization/71625
9028 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9029 is sorted by ascending list->offset. If PTR is non-NULL and there is
9030 previous strinfo, call get_stridx_plus_constant.
9031 (get_stridx): Pass exp as second argument to get_addr_stridx.
9032 (addr_stridxptr): Add missing list = list->next, so that there can be
9033 more than one entries in the list. Bump limit from 16 to 32. Ensure
9034 the list is sorted by ascending list->offset.
9035 (get_stridx_plus_constant): Adjust so that it can be also called with
9036 ADDR_EXPR instead of SSA_NAME as PTR.
9037 (handle_char_store): Pass NULL_TREE as second argument to
9040 2016-06-29 Richard Biener <rguenther@suse.de>
9042 PR rtl-optimization/68961
9043 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9045 2016-06-29 Richard Biener <rguenther@suse.de>
9048 * alias.c (component_uses_parent_alias_set_from): Handle
9049 type punning through union accesses by using the union alias set.
9050 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9052 2016-07-29 Richard Biener <rguenther@suse.de>
9054 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9055 precision not matching mode precision.
9057 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9059 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9060 pa_output_arg_descriptor.
9061 (call_val_symref_64bit_post_reload): Likewise.
9062 (call_val_powf_64bit_post_reload): Likewise.
9063 (sibcall_internal_symref_64bit): Likewise.
9064 (sibcall_value_internal_symref_64bit): Likewise.
9066 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9069 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9070 a constant, force its SUBREG_REG into memory or register instead
9073 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9076 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9077 * doc/invoke.texi (AVR Options): Document it.
9079 2016-06-28 Walter Lee <walt@tilera.com>
9081 * config/tilegx/linux.h: Do not include arch/icache.h
9082 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9083 * config/tilepro/linux.h: Do not include arch/icache.h
9084 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9086 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9088 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9089 for big-endian BIT_FIELD_REF.
9091 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9093 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9094 ('size' attribute): Add '128'.
9096 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9097 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9098 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9099 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9100 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9101 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9102 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9103 *trunc<mode>df2_odd): Set size attribute to '128'.
9104 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9105 * config/rs6000/power6.md (power6-fp): Include dfp type.
9106 * config/rs6000/power7.md (power7-fp): Likewise.
9107 * config/rs6000/power8.md (power8-fp): Likewise.
9108 * config/rs6000/power9.md: New file.
9109 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9110 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9111 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9113 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9114 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9115 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9116 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9117 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9118 dfp_dscri_<mode>): Change type attribute to dfp.
9119 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9120 attribute to vecsimple.
9121 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9122 and prefetch streams.
9123 (rs6000_option_override_internal): Remove temporary code setting
9124 tuning to power8. Don't set rs6000_sched_groups for power9.
9125 (last_scheduled_insn): Change to rtx_insn *.
9126 (divide_cnt, vec_load_pendulum): New variables.
9127 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9128 (rs6000_issue_rate): Set issue rate for Power9.
9129 (is_power9_pairable_vec_type): New.
9130 (power9_sched_reorder2): New.
9131 (rs6000_sched_reorder2): Call new function for Power9 specific
9133 (insn_must_be_first_in_group): Remove Power9.
9134 (insn_must_be_last_in_group): Likewise.
9135 (force_new_group): Likewise.
9136 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9137 Initialize divide_cnt/vec_load_pendulum.
9138 (_rs6000_sched_context, rs6000_init_sched_context,
9139 rs6000_set_sched_context): Handle context save/restore of new
9142 2016-06-28 Richard Biener <rguenther@suse.de>
9144 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9145 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9146 COMPONENT_REF operand.
9147 (nonoverlapping_component_refs_p): Likewise.
9148 * stor-layout.c (start_bitfield_representative): Mark
9149 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9151 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9153 * Makefile.in: Don't cat ../stage_current if it does not exist.
9155 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9156 last argument is a bit-field.
9158 PR rtl-optimization/71673
9159 * internal-fn.c (expand_arith_overflow_result_store): Use
9160 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9161 expand_simple_binop.
9164 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9165 expand_ifn_atomic_compare_exchange): New functions.
9166 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9167 * tree.h (build_call_expr_internal_loc): Rename to ...
9168 (build_call_expr_internal_loc_array): ... this. Fix up type of
9170 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9171 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9172 ATOMIC_COMPARE_EXCHANGE result.
9173 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9174 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9175 fold_builtin_atomic_compare_exchange): New prototypes.
9176 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9177 fold_builtin_atomic_compare_exchange): New functions..
9178 * tree-ssa.c (execute_update_addresses_taken): If
9179 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9180 of call when finding addressable vars, and if such var becomes
9181 non-addressable, call fold_builtin_atomic_compare_exchange.
9183 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9186 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9187 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9189 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9191 * config/rs6000/rs6000.md ('type' attribute): Add
9192 veclogical,veccmpfx,vecexts,vecmove insn types.
9193 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9194 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9195 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9196 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9197 *nabs<mode>2_hw): Change type to vecmove.
9198 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9199 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9200 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9201 *ieee_128bit_vsx_abs<mode>2_internal,
9202 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9203 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9204 *ieee128_mtvsrd_32bit): Change type to veclogical.
9205 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9206 *movdi_internal32, *movdi_internal64): Update insn types.
9207 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9208 vsx_extract_<mode>): Change type to veclogical.
9209 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9210 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9211 *vsx_sign_extend_si_v2di): Change type to vecexts.
9212 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9214 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9215 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9216 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9217 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9218 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9219 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9220 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9221 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9222 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9223 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9224 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9225 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9226 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9227 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9228 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9229 (ppc7450-vecsimple): Add veclogical, vecmove.
9230 (ppc7450-veccmp): Add veccmpfx.
9231 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9233 (ppc8540_vector_compare): Add veccmpfx.
9234 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9235 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9236 (cell-vecsimple): Add veclogical, vecmove.
9237 (cell-veccmp): Add veccmpfx.
9238 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9239 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9241 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9242 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9243 (power4-vecsimple): Add veclogical, vecmove.
9244 (power4-veccmp): Add veccmpfx.
9245 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9246 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9247 (power6-vecsimple): Add veclogical, vecmove.
9248 (power6-veccmp): Add veccmpfx.
9249 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9250 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9251 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9252 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9253 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9254 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9255 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9257 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9259 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9262 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9263 OPTION_MASK_P9_DFORM_VECTOR.
9264 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9265 disable -mpower9-dform-vector when using reload.
9266 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9267 New 'strict' argument. Update all callers. Add strict addressing
9269 (rs6000_legitimate_offset_address_p): Remove call to
9270 virtual_stack_registers_memory_p.
9271 (rs6000_legitimize_reload_address): Add quad address support.
9272 (rs6000_legitimate_address_p): Move call to quad_address_p above
9273 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9274 to account for new strict usage.
9275 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9276 for new strict usage.
9277 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9279 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9286 * config/i386/i386.c (ix86_spill_class): Disable condition to
9287 always return NO_REGS.
9289 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9291 * predict.c: Include gimple-pretty-print.h
9292 (predicted_by_loop_heuristics_p): Check also
9293 PRED_LOOP_EXIT_WITH_RECURSION
9294 (predict_loops): Find self recursive calls and use special purpose
9295 predictors for them; dump log about decisions.
9296 (pass_profile::execute): Dump info about #of iterations.
9297 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9298 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9300 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9302 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9303 output_asm_insn calls and shorten long lines. Output .CALL
9304 argument descriptor using pa_output_arg_descriptor. Add various
9305 inline $$dyncall and other optimizations.
9306 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9308 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9310 PR tree-optimization/71643
9311 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9314 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9315 leak a bitmap if dep_bb is NULL.
9317 PR tree-optimization/71631
9318 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9319 to rewrite_expr_tree even if negate_result, move new_lhs var
9320 declaration and initialization earlier, for powi_result set afterwards
9321 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9322 if new_lhs != lhs, and don't shadow gsi var.
9324 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9326 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9327 Add in_loop parameter.
9328 (predict_loops): Add loop guard heuristics.
9329 * predict.def (PRED_LOOP_GUARD): New heuristics.
9331 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9333 * predict.c: Include ipa-utils.h
9334 (tree_bb_level_prediction): Predict recursive calls.
9335 (tree_estimate_probability_bb): Skip inexpensive calls for call
9337 * predict.def (PRED_RECURSIVE_CALL): New.
9339 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9341 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9342 (BU_FLOAT128_1): Likewise.
9344 (COPYSIGNQ): Likewise.
9345 (RS6000_BUILTIN_NANQ): Likewise.
9346 (RS6000_BUILTIN_NANSQ): Likewise.
9347 (RS6000_BUILTIN_INFQ): Likewise.
9348 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9349 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9350 (TARGET_FOLD_BUILTIN): New #define.
9351 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9352 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9353 (rs6000_fold_builtin): New target hook implementation, handling
9354 folding of 128-bit NaNs and infinities.
9355 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9356 entries are filled in to avoid problems during bootstrap
9357 self-test; define builtins for 128-bit NaNs and infinities.
9358 (rs6000_opt_mask): Add entry for float128.
9359 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9360 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9361 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9362 (const_str_type_node): New #define.
9363 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9364 to a define_expand that dispatches to either copysign<mode>3_soft
9365 or copysign<mode>3_hard.
9366 (copysign<mode>3_hard): Rename from copysign<mode>3.
9367 (copysign<mode>3_soft): New define_insn.
9368 * doc/extend.texi: Document new builtins.
9370 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9372 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9373 PRIu64 instead of lu.
9375 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9378 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9381 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9383 PR tree-optimization/71647
9384 * omp-low.c (lower_rec_input_clauses): Convert
9385 omp_clause_aligned_alignment (c) to size_type_node for the
9386 last argument of __builtin_assume_aligned.
9388 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9390 * configure.ac (calling ___tls_get_addr via GOT): New
9391 assembler/linker check.
9392 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9393 assembler and linker supports calling ___tls_get_addr via GOT.
9394 Otherise, defined to 0.
9395 * config.in: Regenerated.
9396 * configure: Likewise.
9397 * config/i386/constraints.md (Yb): New constraint.
9398 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9399 (REG_CLASS_NAMES): Likewise.
9400 (REG_CLASS_CONTENTS): Likewise.
9401 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9402 the b constraint with the Yb constraint. Call ___tls_get_addr
9403 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9405 (*tls_local_dynamic_base_32_gnu): Likewise.
9406 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9407 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9408 (*tls_local_dynamic_base_64_<mode>): Likewise.
9410 2016-06-24 Martin Liska <mliska@suse.cz>
9412 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9413 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9415 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9416 argument to true if the expected number of iterations is
9419 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9421 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9422 assemble for 32bit target.
9423 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9424 and $ld_ix86_gld_32_opt to link for 32bit target.
9425 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9426 * configure: Regenerate.
9428 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9430 * config/arm/arm.c (int_log2): Delete definition and prototype.
9431 (shift_op): Use exact_log2 instead of int_log2.
9432 (vfp3_const_double_for_fract_bits): Likewise.
9434 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9436 * internal-fn.c (expand_arith_set_overflow): New function.
9437 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
9439 (expand_arith_overflow_result_store): Likewise. Handle precision
9440 smaller than mode precision.
9441 * tree-vrp.c (extract_range_basic): For imag part, handle
9442 properly signed 1-bit precision result.
9443 * doc/extend.texi (__builtin_add_overflow): Document that last
9444 argument can't be pointer to enumerated or boolean type.
9445 (__builtin_add_overflow_p): Document that last argument can't
9446 have enumerated or boolean type.
9448 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9449 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9451 * config/rs6000/predicates.md (splat_input_operand): Rework.
9452 Don't allow constants, since the insns that use this predicate
9453 don't support constants. Constants are handled by other insns
9454 that are created via combine. During and after register
9455 allocation, only allow indexed or indirect addresses, and not
9456 general addresses. Only allow modes supported by the hardware.
9457 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
9458 comment. Move check for using VSPLTIS<x> to a common location,
9459 instead of doing it in two different places.
9461 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
9463 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9464 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
9465 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
9466 signature_CENTAUR_ebx.
9468 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
9472 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
9473 (as_ix86_gas_32_opt): This.
9474 (ld_ix86_tls_ldm_opt): Renamed to ...
9475 (ld_ix86_gld_32_opt): This.
9476 (R_386_TLS_LDM reloc): Updated.
9477 (R_386_GOT32X reloc): New assembler/linker check.
9478 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
9479 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
9481 * config.in: Regenerated.
9482 * configure: Likewise.
9483 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
9484 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
9485 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
9486 if ix86_force_load_from_GOT_p returns true.
9487 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
9488 ix86_force_load_from_GOT_p returns true.
9489 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
9490 the external function address via the GOT slot.
9491 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
9492 HAVE_AS_IX86_GOT32X before returning false.
9493 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
9494 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
9496 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
9498 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
9500 2016-06-23 Andi Kleen <ak@linux.intel.com>
9502 * Makefile.in: Regenerate.
9503 * doc/install.texi: Document autoprofiledbootstrap.
9505 2016-06-23 Andi Kleen <ak@linux.intel.com>
9507 * config/i386/gcc-auto-profile: New file.
9509 2016-06-23 Martin Liska <mliska@suse.cz>
9512 * predict.c (predict_loops): Revert the hunk that was removed
9515 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
9517 * config.gcc: Add support for arm*-*-phoenix* targets.
9518 * config/arm/t-phoenix: New.
9519 * config/phoenix.h: New.
9521 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
9522 H.J. Lu <hongjiu.lu@intel.com>
9525 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
9526 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
9527 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
9528 ix86_force_load_from_GOT_p returns true.
9529 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
9530 ix86_force_load_from_GOT_p returns true.
9531 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
9532 ix86_force_load_from_GOT_p returns true.
9533 (ix86_expand_move): Load the external function address via the
9534 GOT slot if ix86_force_load_from_GOT_p returns true.
9535 * config/i386/predicates.md (x86_64_immediate_operand): Return
9536 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
9537 (x86_64_zext_immediate_operand): Ditto.
9539 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
9541 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
9543 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9546 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
9547 * diagnostic.c (pedwarn_at_rich_loc): New function.
9548 * spellcheck.h (best_match::best_match): Add a
9549 "best_distance_so_far" optional parameter.
9550 (best_match::set_best_so_far): New method.
9551 (best_match::get_best_distance): New accessor.
9552 (best_match::get_best_candidate_length): New accessor.
9554 2016-06-22 Nick Clifton <nickc@redhat.com>
9556 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
9557 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
9558 modes are accepted as well.
9559 (ucompare_loc_descriptor): Likewise.
9560 (minmax_loc_descriptor): Likewise.
9561 (clz_loc_descriptor): Likewise.
9562 (popcount_loc_descriptor): Likewise.
9563 (bswap_loc_descriptor): Likewise.
9564 (rotate_loc_descriptor): Likewise.
9565 (mem_loc_descriptor): Likewise.
9566 (loc_descriptor): Likewise.
9568 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9570 * common.opt (fdiagnostics-parseable-fixits): New option.
9571 * diagnostic.c: Include "selftest.h".
9572 (print_escaped_string): New function.
9573 (print_parseable_fixits): New function.
9574 (diagnostic_report_diagnostic): Call print_parseable_fixits.
9575 (selftest::assert_print_escaped_string): New function.
9576 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
9577 (selftest::test_print_escaped_string): New function.
9578 (selftest::test_print_parseable_fixits_none): New function.
9579 (selftest::test_print_parseable_fixits_insert): New function.
9580 (selftest::test_print_parseable_fixits_remove): New function.
9581 (selftest::test_print_parseable_fixits_replace): New function.
9582 (selftest::diagnostic_c_tests): New function.
9583 * diagnostic.h (struct diagnostic_context): Add field
9584 "parseable_fixits_p".
9585 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9586 -fdiagnostics-parseable-fixits.
9587 (-fdiagnostics-parseable-fixits): New option.
9588 * opts.c (common_handle_option): Handle
9589 -fdiagnostics-parseable-fixits.
9590 * selftest-run-tests.c (selftest::run_tests): Call
9591 selftest::diagnostic_c_tests.
9592 * selftest.h (selftest::diagnostic_c_tests): New prototype.
9594 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
9596 PR tree-optimization/71488
9597 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
9598 comparison of boolean vectors.
9599 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
9600 of boolean vectors using bitwise operations.
9602 2016-06-22 Andreas Schwab <schwab@suse.de>
9604 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
9607 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
9609 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
9611 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
9613 * config/i386/i386.c (print_reg): Emit an error message on attempt to
9616 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9618 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
9619 * config/arm/arm-cores.def (cortex-a73): New entry.
9620 (cortex-a73.cortex-a35): Likewise.
9621 (cortex-a73.cortex-a53): Likewise.
9622 * config/arm/arm-tables.opt: Regenerate.
9623 * config/arm/arm-tune.md: Likewise.
9624 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
9625 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9626 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
9627 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9628 * doc/invoke.texi (ARM Options): Document cortex-a73,
9629 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
9631 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9633 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
9634 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
9635 (cortex-a73.cortex-a35): Likewise.
9636 (cortex-a73.cortex-a53): Likewise.
9637 * config/aarch64/aarch64-tune.md: Regenerate.
9638 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9639 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
9642 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9644 * configure.ac (gcc_cv_as_compress_debug): Remove
9645 --compress-debug-sections as extra as switch.
9646 Handle gas --compress-debug-sections=type.
9647 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
9648 Handle gld --compress-debug-sections=type.
9649 * configure: Regenerate.
9651 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
9653 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
9655 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
9657 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
9658 (do_rewrite): likewise.
9660 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9662 * common/config/mep/mep-common.c: Remove.
9663 * config.gcc: Remove mep-* support.
9664 * config/mep/constraints.md: Remove.
9665 * config/mep/default.h: Remove.
9666 * config/mep/intrinsics.h: Remove.
9667 * config/mep/intrinsics.md: Remove.
9668 * config/mep/ivc2-template.h: Remove.
9669 * config/mep/mep-c5.cpu: Remove.
9670 * config/mep/mep-core.cpu: Remove.
9671 * config/mep/mep-default.cpu: Remove.
9672 * config/mep/mep-ext-cop.cpu: Remove.
9673 * config/mep/mep-intrin.h: Remove.
9674 * config/mep/mep-ivc2.cpu: Remove.
9675 * config/mep/mep-pragma.c: Remove.
9676 * config/mep/mep-protos.h: Remove.
9677 * config/mep/mep.c: Remove.
9678 * config/mep/mep.cpu: Remove.
9679 * config/mep/mep.h: Remove.
9680 * config/mep/mep.md: Remove.
9681 * config/mep/mep.opt: Remove.
9682 * config/mep/predicates.md: Remove.
9683 * config/mep/t-mep: Remove.
9684 * doc/install.texi: Remove mep-* documentation.
9685 * doc/md.texi: Likewise.
9687 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9689 * config.gcc: Remove support for avr-rtems.
9690 * config/avr/gen-avr-mmcu-specs.c: Likewise.
9691 * config/avr/rtems.h: Remove.
9692 * config/avr/t-rtems: Remove.
9694 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9696 * config.gcc: Remove m32r-rtems support.
9697 * config/m32r/rtems.h: Remove.
9699 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9701 * config.gcc: Remove h8300-rtems support.
9702 * config/h8300/rtems.h: Remove.
9703 * config/h8300/t-rtems: Remove.
9705 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9707 * config.gcc: Remove support for knetbsd.
9708 * configure.ac: Likewise.
9709 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
9710 * config/knetbsd-gnu.h: Remove.
9711 * configure: Regenerate.
9713 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9715 * config.gcc: Remove support for openbsd 2 and 3.
9716 * config/openbsd-oldgas.h: Remove.
9718 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9720 * config.gcc: Remove interix support.
9721 * config/i386/i386-interix.h: Remove.
9722 * config/i386/interix.opt: Remove.
9723 * config/i386/t-interix: Remove.
9724 * configure: Regenerate.
9725 * configure.ac: Remove interix support.
9726 * doc/install.texi: Remove interix documentation.
9728 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9730 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9731 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9734 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9736 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9737 they are both PLACEHOLDER_EXPRs.
9739 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9741 * stor-layout.c (layout_type): Move setting complex MODE to
9742 layout_type, instead of setting it ahead of time by the caller.
9743 * tree.c (build_complex_type): Likewise.
9745 2016-06-21 Martin Liska <mliska@suse.cz>
9747 * predict.c (force_edge_cold): Replace imposisble with
9750 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9752 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9753 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9755 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9757 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9759 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9760 Ilya Enkovich <ilya.enkovich@intel.com>
9763 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9764 New member function to convert V1TImode register to SUBREG
9765 TImode in debug insn.
9766 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9767 after changing register mode to V1TImode.
9769 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9771 * config/aarch64/aarch64-cores.def (vulcan): New core.
9772 * config/aarch64/aarch64-tune.md: Regenerate.
9773 * doc/invoke.texi: Document vulcan as an available option.
9775 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9777 * cse.c (canon_asm_operands): New function extracted from...
9778 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9779 either standalone or member of a PARALLEL.
9781 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9784 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9785 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9786 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9788 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9791 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9792 constant addresses if can_create_pseudo_p.
9794 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9796 PR tree-optimization/71588
9797 * tree-ssa-strlen.c (valid_builtin_call): New function.
9798 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9801 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9804 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9805 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9806 for conversion of scalar user var to complex type and use the
9807 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9810 PR rtl-optimization/71591
9811 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9812 don't run any tests.
9814 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9817 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9818 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9819 space for PIC with non-v32 and the common non-PIC "jump".
9821 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9824 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9825 returned values and add UN*/LTGT/*ORDERED cases with values matching
9826 D operand modifier on vcmp for AVX.
9828 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9830 * config/aarch64/aarch64.opt
9831 (mpc-relative-literal-loads): Rename internal option name.
9832 * config/aarch64/aarch64.c
9833 (aarch64_nopcrelative_literal_loads): Rename to
9834 aarch64_pcrelative_literal_loads.
9835 (aarch64_expand_mov_immediate): Likewise.
9836 (aarch64_secondary_reload): Likewise.
9837 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9838 (aarch64_override_options_after_change_1): Rename and simplify logic.
9839 (aarch64_classify_symbol): Merge large model checks into switch,
9840 remove pc-relative load check.
9842 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9844 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9845 costs relative to the cost of a register move.
9847 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9849 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9850 (vcvt_n_f64_u64): Likewise.
9851 (vcvt_n_s64_f64): Likewise.
9852 (vcvt_n_u64_f64): Likewise.
9853 (vcvt_f64_s64): Likewise.
9854 (vrecpe_f64): Likewise.
9855 (vcvt_f64_u64): Likewise.
9856 (vrecps_f64): Likewise.
9858 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9860 * config/aarch64/aarch64.md
9861 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9863 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9865 * config/aarch64/aarch64-builtins.c
9866 (aarch64_types_binop_uss_qualifiers): Delete.
9867 (TYPES_BINOP_USS): Likewise.
9868 (aarch64_types_binop_sus_qualifiers): Likewise.
9869 (TYPES_BINOP_SUS): Likewise.
9870 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9871 (TYPES_FCVTIMM_SUS): Likewise.
9872 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9874 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9875 (fcvtzs): Use SHIFTIMM rather than BINOP.
9876 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9878 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9880 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9881 costs relative to the cost of a register move.
9883 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9885 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9886 Allow scalar/single vector modes to be tieable.
9888 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9890 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9892 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9894 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9896 * tree.h (TYPE_ALIGN): Likewise.
9898 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9901 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9903 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9905 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9906 literal" build warnings.
9907 (avr_print_operand_address): Dito.
9909 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9912 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9913 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9915 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9917 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9919 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9922 * reload1.c (reload): Pass 0 to finish_spills when called because
9923 update_eliminables_and_spill returns true and remove did_spill.
9924 (finish_spills): Adjust comment and document GLOBAL parameter.
9926 2016-06-17 DJ Delorie <dj@redhat.com>
9929 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9930 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9931 (umulqihi3_virt): Likewise.
9932 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9933 (umulqihi3_real): Likewise.
9935 2016-06-17 Martin Liska <mliska@suse.cz>
9937 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9939 2016-06-17 Martin Liska <mliska@suse.cz>
9941 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9943 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9945 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9947 (vaddq_f32): Likewise.
9948 (vmul_f32): Likewise.
9949 (vmulq_f32): Likewise.
9950 (vsub_f32): Likewise.
9951 (vsubq_f32): Likewise.
9953 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9955 PR tree-optimization/71347
9956 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
9957 cost for all uses in group.
9959 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9961 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
9962 insert gimple seq if it's not empty.
9964 2016-06-17 Bin Cheng <bin.cheng@arm.com>
9966 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
9968 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
9970 (comp_dr_with_seg_len_pair): Ditto.
9971 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
9972 struct dr_with_seg_len_pair against DR_OFFSET.
9973 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
9976 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
9978 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
9980 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
9982 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
9983 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
9984 (pa_output_millicode_call): Likewise.
9985 (pa_output_call): Likewise.
9986 (pa_output_indirect_call): Likewise.
9987 (pa_asm_output_mi_thunk): Likewise.
9989 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
9991 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
9993 2016-06-16 Martin Liska <mliska@suse.cz>
9995 * predict.c (combine_predictions_for_insn): When we find a first
9996 match predictor, we should consider just predictors with
9997 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
9998 DS theory predictor.
9999 (combine_predictions_for_bb): Likewise.
10001 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10003 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10004 with base of reference to struct.
10006 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10008 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10010 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10013 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10014 progmem_swtable_section.
10015 (progmem_swtable_section): Remove.
10016 (avr_asm_function_rodata_section): Remove.
10017 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10018 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10020 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10022 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10023 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10024 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10025 signature_CENTAUR_ebx.
10026 * config/i386/i386.c (ix86_option_override_internal): Add
10027 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10028 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10029 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10031 2016-06-16 Martin Liska <mliska@suse.cz>
10033 * predict.def: Add fortran loop preheader predictor.
10034 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10035 fold IFN_BUILTIN_EXPECT with a known constant argument.
10037 2016-06-16 Martin Liska <mliska@suse.cz>
10039 * predict.def: Add 'Fortran' to display text of all
10040 PRED_FORTRAN_* predictors.
10042 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10045 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10046 [IA64_BUILTIN_NANSQ]: Ditto.
10047 (ia64_fold_builtin): New function.
10048 (TARGET_FOLD_BUILTIN): New define.
10049 (ia64_init_builtins) Declare const_string_type node.
10050 Add __builtin_nanq and __builtin_nansq builtin functions.
10051 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10053 2016-06-16 Nick Clifton <nickc@redhat.com>
10055 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10056 MSP430_HWMULT_ prefix to enum values.
10057 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10058 * config/msp430/msp430.c: Update use of enum values.
10059 * config/msp430/msp430.md: Likewise.
10060 * config/msp430/msp430.opt: Likewise.
10062 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10064 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10065 of comparsions in the last iteration.
10067 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10068 Joern Rennecke <joern.rennecke@embecosm.com>
10070 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10072 (arc_needs_pcl_p): Add GOTOFFPC.
10073 (arc_legitimate_pic_addr_p): Likewise.
10074 (arc_output_pic_addr_const): Likewise.
10075 (arc_legitimize_pic_address): Generate a pc-relative address using
10077 (arc_output_libcall): Use @pcl syntax.
10078 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10079 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10080 (*movsi_insn): Use @pcl syntax.
10081 (doloop_begin_i): Likewise.
10083 2016-06-16 Martin Liska <mliska@suse.cz>
10085 * predict.def: Define a new predictor.
10087 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10089 * config/arc/arc.opt (mtp-regno): Update text.
10091 2016-06-16 Renlin Li <renlin.li@arm.com>
10093 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10095 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10098 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10099 (setcc + and peephole2): Likewise.
10101 PR rtl-optimization/71532
10102 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10105 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10107 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10108 DImode constants with XXSPLTIB in vector registers.
10109 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10110 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10111 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10112 extraction of the element at the top of the register as a scalar
10114 (vsx_extract_<mode>_internal1): Likewise.
10115 (vsx_extract_<mode>_internal2): Likewise.
10116 * config/rs6000/constraints.md (wi constraint): Remove a comment
10117 about DImode not being allowed in Altivec registers.
10118 (wB constraint): New constraint for constants that can be
10119 generated in Altivec registers with VSPLTISW/VUPKHSW.
10120 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10122 (xxspltib_constant_nosplit): Likewise.
10123 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10124 support for -mupper-regs-di to enable DImode to go into Altivec
10126 (POWERPC_MASKS): Likewise.
10127 (power7 cpu): Likewise.
10128 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10129 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10130 for DImode being allowed in Altivec registers. Update wi/wj
10131 constraints. Set scalar_in_vmx_p flag.
10132 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10133 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10134 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10135 (rs6000_opt_masks): Add -mupper-regs-di.
10136 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10137 direct move to use wi and not wj.
10138 (lfiwzx): Likewise.
10139 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10141 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10142 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10143 any VSX register, instead of just Altivec registers, to allow
10144 either operand to be an Altivec register or both.
10145 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10146 (movdi_internal32): Add support for -mupper-regs-di. Add support
10147 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10148 the alternatives and attributes to be lined up to be easier to
10150 (movdi_internal64): Likewise.
10151 (64-bit DImode splitters): Change predicates to only split loading
10152 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10153 load constants in ISA 3.0 or ISA 2.07 respectively.
10154 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10155 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10156 mention -mcpu=power9 sets these options.
10157 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10160 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10163 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10164 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10165 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10166 by default to warn misspelled interrupt/ signal handler.
10167 * doc/invoke.texi (AVR Options): Document it. Update description
10168 for -nodevicelib option.
10170 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10172 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10173 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10174 (aarch64_<sur>shll2_n<mode>): Likewise.
10176 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10178 PR middle-end/71529
10179 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10180 DECL_CONTEXT for copied arguments.
10182 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10184 PR tree-optimization/71483
10185 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10188 2016-06-15 Martin Liska <mliska@suse.cz>
10190 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10191 instead of predict_edge w/o a probability.
10193 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10195 PR tree-optimization/71439
10196 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10199 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10201 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10202 register subregs in SET_SRC.
10204 2016-06-15 Richard Biener <rguenther@suse.de>
10206 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10207 store restrictions.
10209 2016-06-15 Richard Biener <rguenther@suse.de>
10211 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10212 not consider dependences between accesses that belong to the
10214 (vect_analyze_data_ref_dependences): Do not analyze read-read
10215 or self-dependences.
10217 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10219 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10221 (find_closest_identifier): Reimplement in terms of
10222 best_match<tree,tree>.
10223 * spellcheck-tree.h: New file.
10224 * spellcheck.c (struct edit_distance_traits<const char *>): New
10226 (find_closest_string): Reimplement in terms of
10227 best_match<const char *, const char *>.
10228 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10229 overload to spellcheck-tree.h.
10230 (find_closest_identifier): Likewise.
10231 (struct edit_distance_traits<T>): New template.
10232 (class best_match): New class.
10234 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10236 * selftest-run-tests.c (selftest::run_tests): Call
10237 selftest::spellcheck_tree_c_tests.
10238 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10239 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10240 (selftest::test_find_closest_identifier): New function.
10241 (selftest::spellcheck_tree_c_tests): New function.
10242 * spellcheck.c (selftest::test_find_closest_string): Verify that
10243 the order of the vec does not affect the results for this case.
10244 (selftest::test_data): New array.
10245 (selftest::test_metric_conditions): New function.
10246 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10247 Call selftest::test_metric_conditions.
10249 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10251 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10252 (BU_P9_MISC_1): Likewise.
10253 (BU_P9_64BIT_MISC_0): Likewise.
10254 (BU_P9_MISC_0): Likewise.
10256 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10258 * gcc-rich-location.c
10259 (gcc_rich_location::add_fixit_misspelled_id): New method.
10260 * gcc-rich-location.h
10261 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10263 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10265 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10266 FreeBSD 11 and above.
10268 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10270 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10272 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10274 * expmed.h: Close parenthesis in "at your option" in copyright
10276 * lower-subreg.h: Likewise.
10278 2016-06-14 Richard Biener <rguenther@suse.de>
10280 PR middle-end/71526
10281 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10284 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10286 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10288 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10289 mask+shift version.
10290 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10292 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10293 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10295 2016-06-14 Richard Biener <rguenther@suse.de>
10297 PR tree-optimization/71522
10298 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10299 copying into float copying.
10301 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10303 PR tree-optimization/71520
10304 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10305 (replace_block_by): Move user labels from bb1 to bb2.
10307 2016-06-14 Richard Biener <rguenther@suse.de>
10309 PR middle-end/71310
10311 * expr.h (get_bit_range): Declare.
10312 * expr.c (get_bit_range): Export.
10313 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10314 word_mode again to constrain the bitfield access.
10316 2016-06-14 Richard Biener <rguenther@suse.de>
10318 PR tree-optimization/71521
10319 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10320 division int_const_binop against zero divisor.
10322 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10324 * config/i386/i386.md (signbittf2): New expander.
10325 * config/i386/sse.md (ptesttf2): New insn pattern.
10327 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10330 * input.c (selftest::test_reading_source_line): Avoid reading from
10331 __FILE__ by creating a tempfile with known content and reading
10334 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10336 * pretty-print.c (assert_pp_format_colored): Skip the test if
10338 (test_pp_format): Remove comment about GCC_COLORS.
10340 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10342 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10343 * pretty-print.c (assert_pp_format_va): Add location param and use
10344 it with ASSERT_STREQ_AT.
10345 (assert_pp_format): Add location param and pass it to
10346 assert_pp_format_va.
10347 (assert_pp_format_colored): Likewise.
10348 (ASSERT_PP_FORMAT_1): New.
10349 (ASSERT_PP_FORMAT_2): New.
10350 (ASSERT_PP_FORMAT_3): New.
10351 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10352 explicitly, or implicitly via the above macros.
10353 * selftest.c (selftest::pass): Use a selftest::location rather
10354 than file and line.
10355 (selftest::fail): Likewise. Print the function name.
10356 (selftest::fail_formatted): Likewise.
10357 (selftest::assert_streq): Use a selftest::location rather than
10359 * selftest.h (selftest::location): New struct.
10360 (SELFTEST_LOCATION): New macro.
10361 (selftest::pass): Accept a const location & rather than file
10363 (selftest::fail): Likewise.
10364 (selftest::fail_formatted): Likewise.
10365 (selftest::assert_streq): Likewise.
10366 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10367 (ASSERT_FALSE): Likewise.
10368 (ASSERT_EQ): Likewise.
10369 (ASSERT_NE): Likewise.
10370 (ASSERT_STREQ): Likewise.
10371 (ASSERT_PRED1): Likewise.
10372 (ASSERT_STREQ_AT): New macro.
10374 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10376 * selftest.c (selftest::fail_formatted): New function.
10377 (selftest::assert_streq): New function.
10378 * selftest.h (selftests::fail_formatted): New decl.
10379 (selftest::assert_streq): New decl.
10380 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10382 2016-06-13 Jeff Law <law@redhat.com>
10384 PR tree-optimization/71403
10385 * tree-ssa-threadbackward.c
10386 (convert_and_register_jump_thread_path): No longer accept reference
10387 to path. Do not pop items off the path anymore.
10388 (fsm_find_control_statement_thread_paths): Do not allow threading
10389 to a deeper loop nest. Pop the last item off the path here rather
10390 than in convert_and_register_jump_thread_path.
10392 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10393 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10395 [AArch64] Emit division using the Newton series
10397 * config/aarch64/aarch64-protos.h
10398 (cpu_approx_modes): Add new member "division".
10399 (aarch64_emit_approx_div): Declare new function.
10400 * config/aarch64/aarch64.c
10401 (generic_approx_modes): New member "division".
10402 (exynosm1_approx_modes): Likewise.
10403 (xgene1_approx_modes): Likewise.
10404 (aarch64_emit_approx_div): Define new function.
10405 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10406 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10407 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10408 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10410 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10411 Wilco Dijkstra <wilco.dijkstra@arm.com>
10413 [AArch64] Emit square root using the Newton series
10415 * config/aarch64/aarch64-protos.h
10416 (aarch64_emit_approx_rsqrt): Replace with new function
10417 "aarch64_emit_approx_sqrt".
10418 (cpu_approx_modes): New member "sqrt".
10419 * config/aarch64/aarch64.c
10420 (generic_approx_modes): New member "sqrt".
10421 (exynosm1_approx_modes): Likewise.
10422 (xgene1_approx_modes): Likewise.
10423 (aarch64_emit_approx_rsqrt): Replace with new function
10424 "aarch64_emit_approx_sqrt".
10425 (aarch64_override_options_after_change_1): Handle new option.
10426 * config/aarch64/aarch64-simd.md
10427 (rsqrt<mode>2): Use new function instead.
10428 (sqrt<mode>2): New expansion and insn definitions.
10429 * config/aarch64/aarch64.md: Likewise.
10430 * config/aarch64/aarch64.opt
10431 (mlow-precision-sqrt): Add new option description.
10432 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
10434 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10436 [AArch64] Add more choices for the reciprocal square root approximation
10438 Allow a target to prefer such operation depending on the operation mode.
10440 * config/aarch64/aarch64-protos.h
10441 (AARCH64_APPROX_MODE): New macro.
10442 (AARCH64_APPROX_{NONE,ALL}): Likewise.
10443 (cpu_approx_modes): New structure.
10444 (tune_params): New member "approx_modes".
10445 * config/aarch64/aarch64-tuning-flags.def
10446 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
10447 * config/aarch64/aarch64.c
10448 (generic_approx_modes): New core "cpu_approx_modes" structure.
10449 (exynosm1_approx_modes): Likewise.
10450 (xgene1_approx_modes): Likewise.
10451 (generic_tunings): New member "approx_modes".
10452 (cortexa35_tunings): Likewise.
10453 (cortexa53_tunings): Likewise.
10454 (cortexa57_tunings): Likewise.
10455 (cortexa72_tunings): Likewise.
10456 (exynosm1_tunings): Likewise.
10457 (thunderx_tunings): Likewise.
10458 (xgene1_tunings): Likewise.
10459 (use_rsqrt_p): New argument for the mode and use new member from
10461 (aarch64_builtin_reciprocal): Devise mode from builtin.
10462 (aarch64_optab_supported_p): New argument for the mode.
10463 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
10465 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10467 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
10468 RS6000_BTM_MODULO flag into the set of flags that are considered
10469 to be part of the common configuration.
10471 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10473 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
10474 difference unsigned.
10475 (vec_absdb): New macro for vector absolute difference unsigned
10477 (vec_absdh): New macro for vector absolute difference unsigned
10479 (vec_absdw): New macro for vector absolute difference unsigned word.
10480 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
10481 (vadu<mode>3): New insn.
10482 (*p9_vadu<mode>3): New insn.
10483 * config/rs6000/rs6000-builtin.def (vadub): New built-in
10485 (vaduh): New built-in definition.
10486 (vaduw): New built-in definition.
10487 (vadu): New overloaded built-in definition.
10488 (vadub): New overloaded built-in definition.
10489 (vaduh): New overloaded built-in definition.
10490 (vaduw): New overloaded built-in definition.
10491 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10492 overloaded vector absolute difference unsigned functions.
10493 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10494 the ISA 3.0 vector absolute difference unsigned built-in functions.
10496 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
10498 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
10499 update shared_lookup_references only once after changing operands.
10501 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
10503 PR middle-end/71373
10504 * tree-nested.c (convert_nonlocal_omp_clauses)
10505 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
10507 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
10508 * tree.def (CASE_LABEL_EXPR): Likewise.
10510 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10513 * input.c (test_builtins): Fix an assertion.
10515 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10517 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
10518 (paritysi2): Ditto.
10520 (isinf<mode>2): Ditto.
10522 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10524 * ggc-tests.c (test_finalization): Only test need_finalization_p
10525 for GCC_VERSION >= 4003.
10527 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10529 * config/s390/vecintrin.h: Fix file description in comment.
10531 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10533 * config/s390/s390-builtin-types.def: Change builtin type naming
10534 scheme to match builtin-types.def.
10536 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
10538 * fold-const.c (optimize_minmax_comparison): Remove.
10539 (fold_comparison): Remove call to the above.
10540 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
10541 New transformations.
10543 2016-06-13 Alan Hayward <alan.hayward@arm.com>
10545 PR tree-optimization/71416
10546 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
10549 2016-06-13 Martin Liska <mliska@suse.cz>
10551 * predict.c (enum predictor_reason): Prefix enum with REASON_.
10552 (combine_predictions_for_insn): Likewise.
10553 (prune_predictions_for_bb): Likewise.
10554 (combine_predictions_for_bb): Likewise.
10556 2016-06-13 Richard Biener <rguenther@suse.de>
10558 PR tree-optimization/71505
10559 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
10560 assert match comment.
10562 2016-06-13 Marek Polacek <polacek@redhat.com>
10564 PR middle-end/71476
10565 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
10566 gimplify_switch_expr.
10567 (warn_switch_unreachable_r): New function.
10569 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10572 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
10575 2016-06-13 Richard Biener <rguenther@suse.de>
10577 PR middle-end/64516
10578 * fold-const.c (fold_unary_loc): Preserve alignment when
10579 folding a VIEW_CONVERT_EXPR into a MEM_REF.
10581 2016-06-13 Martin Liska <mliska@suse.cz>
10584 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
10585 w/ -fsanitize=bounds.
10587 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10589 * config/i386/i386.c (ix86_init_builtins): Calculate
10590 FLOAT128_FTYPE_CONST_STRING function type only once.
10591 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
10592 built-in functions are available for x86-32 and x86-64 targets.
10594 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10597 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
10598 New primitive type.
10599 (FLOAT128_FTYPE_CONST_STRING): New function type.
10600 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
10601 [IX86_BUILTIN_NANSQ]: Ditto.
10602 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10603 (ix86_init_builtin_types): Declare const_string_type_node.
10604 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
10606 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10607 * doc/extend.texi (x86 Built-in Functions): Document
10608 __builtin_nanq and __builtin_nansq.
10610 2016-06-11 Jiong Wang <jiong.wang@arm.com>
10613 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
10614 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
10615 length for pop patterns.
10616 (arm_attr_length_push_multi): Update comments.
10617 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
10619 (*pop_multiple_with_writeback_and_return): Likewise.
10620 (*pop_multiple_with_return): Likewise.
10622 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
10624 PR middle-end/71310
10625 * fold-const.c (optimize_bit_field_compare): Don't try to use
10626 word_mode unconditionally for reading the bit field, look at
10627 DECL_BIT_FIELD_REPRESENTATIVE instead.
10629 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10631 PR middle-end/71478
10632 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
10633 vector integer type.
10635 2016-06-10 Jakub Jelinek <jakub@redhat.com>
10637 PR middle-end/71494
10638 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
10639 without LABEL_DECL, set *handled_ops_p to false instead of true.
10641 2016-06-10 Martin Sebor <msebor@redhat.com>
10644 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
10645 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
10646 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
10648 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
10649 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10650 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
10651 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
10652 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
10653 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
10654 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
10655 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
10657 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10659 * config/arm/arm.h (pool_vector_label,
10660 return_used_this_function): Remove.
10662 2016-06-10 Jeff Law <law@redhat.com>
10664 PR tree-optimization/71335
10665 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
10666 zero length paths here.
10667 (convert_and_register_jump_thread_path): Remove hacks related to
10668 duplicated blocks in the jump thread path.
10669 (fsm_find_control_statement_thread_paths): Avoid putting the same
10670 block on the thread path twice, but ensure the thread path is
10671 unchanged from the caller's point of view.
10673 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10675 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
10676 * predict.def (PRED_LOOP_BRANCH): Remove.
10678 2016-06-10 David Malcolm <dmalcolm@redhat.com>
10680 * Makefile.in (OBJS): Add ggc-tests.o.
10681 (GTFILES): Add ggc-tests.c.
10682 * ggc-tests.c: New file.
10683 * selftest-run-tests.c (selftest::run_tests): Call
10684 selftest::ggc_tests_c_tests.
10685 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
10687 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
10689 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
10691 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
10694 * varasm.c (place_block_symbol): Adjust alignment for asan protected
10695 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
10697 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10699 * profile.c: Include cfgloop.h.
10700 (branch_prob): Compute estimated number of iterations.
10701 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
10702 recompute estimate number of iterations from profile.
10704 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10706 PR inline-asm/68843
10707 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
10708 must be grouped on top of stack. Don't force early clobber
10709 on ordinary reg outputs.
10711 2016-06-10 Richard Biener <rguenther@suse.de>
10713 * targhooks.c (default_builtin_vectorization_cost): Adjust
10714 vec_construct cost.
10716 2016-06-10 Richard Biener <rguenther@suse.de>
10718 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
10719 to fold the RHS to a constant if possible.
10721 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
10723 PR middle-end/71373
10724 * tree-nested.c (convert_nonlocal_omp_clauses)
10725 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
10726 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
10727 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
10729 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10731 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10733 * omp-low.c (scan_sharing_clauses): Don't expect
10734 OMP_CLAUSE__CACHE_.
10736 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10738 PR tree-optimization/71407
10739 PR tree-optimization/71416
10740 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10741 BIT_FIELD_REF type.
10743 2016-06-10 Richard Biener <rguenther@suse.de>
10745 PR middle-end/71477
10746 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10748 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10750 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10752 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10753 Jiong Wang <jiong.wang@arm.com>
10755 PR rtl-optimization/70751
10756 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10757 spilled into memory.
10759 2016-06-09 Jonathan Yong <10walls@gmail.com>
10762 2015-09-21 Jonathan Yong <10walls@gmail.com>
10764 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10765 sysroot/usr/lib/32api for additional win32 libraries,
10766 fixes failing Cygwin bootstrapping.
10768 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10770 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10773 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10776 * pretty-print.c (pp_indent): Specify that %p is printed in a
10777 host-dependent manner.
10778 (test_pp_format): Remove the test for %p.
10780 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10782 * config/mips/mips.c (mips_output_jump): Fix formatting.
10784 2016-06-09 Richard Biener <rguenther@suse.de>
10786 PR tree-optimization/71462
10787 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10790 2016-06-09 Martin Liska <mliska@suse.cz>
10792 * predict.c (dump_prediction): Add new argument.
10793 (enum predictor_reason): New enum.
10794 (struct predictor_hash): New struct.
10795 (predictor_hash::hash): New function.
10796 (predictor_hash::equal): Likewise.
10797 (not_removed_prediction_p): New function.
10798 (prune_predictions_for_bb): Likewise.
10799 (combine_predictions_for_bb): Prune predictions.
10801 2016-06-09 Martin Liska <mliska@suse.cz>
10803 * predict.c (filter_predictions): New function.
10804 (remove_predictions_associated_with_edge): Use the filter
10806 (equal_edge_p): New function.
10808 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10810 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10811 Correct usage of @samp vs @option, add @samp where appropriate.
10812 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10813 Add armv6s-m and document it, as it is no official ARM name.
10815 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10817 * ifcvt.c (struct noce_if_info): Add transform_name field.
10818 (noce_try_move): Set if_info->transform_name to the function name.
10819 (noce_try_ifelse_collapse): Likewise.
10820 (noce_try_store_flag): Likewise.
10821 (noce_try_inverse_constants): Likewise.
10822 (noce_try_store_flag_constants): Likewise.
10823 (noce_try_addcc): Likewise.
10824 (noce_try_store_flag_mask): Likewise.
10825 (noce_try_cmove): Likewise.
10826 (noce_try_cmove_arith): Likewise.
10827 (noce_try_minmax): Likewise.
10828 (noce_try_abs): Likewise.
10829 (noce_try_sign_mask): Likewise.
10830 (noce_try_bitop): Likewise.
10831 (noce_convert_multiple_sets): Likewise.
10832 (noce_process_if_block): Print if_info->transform_name to
10833 dump_file if transformation succeeded.
10835 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10837 * config/arm/cortex-a57.md (cortex_a57_alu):
10840 2016-06-08 Martin Sebor <msebor@redhat.com>
10841 Jakub Jelinek <jakub@redhat.com>
10845 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10846 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10847 * builtins.c: Include gimple-fold.h.
10848 (fold_builtin_arith_overflow): Handle
10849 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10850 (fold_builtin_3): Likewise.
10851 * doc/extend.texi (Integer Overflow Builtins): Document
10852 __builtin_{add,sub,mul}_overflow_p.
10854 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10856 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10857 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10859 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10861 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10862 Rewrite, looking one level down for records and arrays.
10864 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10866 * pretty-print.c: Include "selftest.h".
10867 (pp_format): Fix comment.
10868 (identifier_to_locale): Likewise.
10869 (selftest::test_basic_printing): New function.
10870 (selftest::assert_pp_format): New function.
10871 (selftest::test_pp_format): New function.
10872 (selftest::pretty_print_c_tests): New function.
10873 * selftest-run-tests.c (selftest::run_tests): Call
10874 selftest::pretty_print_c_tests.
10875 * selftest.h (pretty_print_c_tests): New declaration.
10877 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10879 * invoke.texi (max-loop-headers-insns): Document.
10880 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10881 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10882 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10884 2016-06-08 Richard Biener <rguenther@suse.de>
10886 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10887 on strided SLP loads and fall back to scalar loads in case
10888 we can't chunk them.
10890 2016-06-08 Richard Biener <rguenther@suse.de>
10892 PR tree-optimization/71452
10893 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10894 type used for the SSA rewrite has enough precision to cover
10895 the dynamic type of the location.
10897 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10898 Richard Biener <rguenther@suse.de>
10901 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10902 the same as DECL_P (base0) for indirect_base0. Use equality_code
10903 in one further place.
10905 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10907 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10908 to one word if the field is known to overlap other words.
10909 (extract_bit_field_1): Likewise.
10910 (store_split_bit_field): Remove compensating code.
10911 (extract_split_bit_field): Likewise.
10913 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10917 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10919 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10921 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10923 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10924 (arch64_addpv4sf): Delete.
10925 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10926 "gen_aarch64_addpv4sf".
10927 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10929 (vpadds_f32): Likewise.
10930 (vpaddq_f32): Likewise.
10931 (vpaddq_f64): Likewise.
10933 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10935 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10937 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10938 to VALLF. Rename to "fabd<mode>3".
10939 "*fabd_scalar<mode>3): Delete.
10940 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10942 (vabdd_f64): Likewise.
10943 (vabd_f32): Likewise.
10944 (vabd_f64): Likewise.
10945 (vabdq_f32): Likewise.
10946 (vabdq_f64): Likewise.
10948 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10950 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10952 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10953 "aarch64_rsqrts<mode>".
10954 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
10955 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
10957 (vrsqrtsd_f64): Likewise.
10958 (vrsqrts_f32): Likewise.
10959 (vrsqrts_f64): Likewise.
10960 (vrsqrtsq_f32): Likewise.
10961 (vrsqrtsq_f64): Likewise.
10963 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10965 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
10967 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
10968 "aarch64_rsqrte<mode>".
10969 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
10970 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
10972 (vrsqrted_f64): Likewise.
10973 (vrsqrte_f32): Likewise.
10974 (vrsqrte_f64): Likewise.
10975 (vrsqrteq_f32): Likewise.
10976 (vrsqrteq_f64): Likewise.
10978 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10980 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
10982 (fcvtzs): Likewise.
10983 (fcvtzu): Likewise.
10984 * config/aarch64/aarch64-simd.md
10985 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
10986 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
10987 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
10989 (vcvt_n_f32_u32): Likewise.
10990 (vcvt_n_s32_f32): Likewise.
10991 (vcvt_n_u32_f32): Likewise.
10992 (vcvtq_n_f32_s32): Likewise.
10993 (vcvtq_n_f32_u32): Likewise.
10994 (vcvtq_n_f64_s64): Likewise.
10995 (vcvtq_n_f64_u64): Likewise.
10996 (vcvtq_n_s32_f32): Likewise.
10997 (vcvtq_n_s64_f64): Likewise.
10998 (vcvtq_n_u32_f32): Likewise.
10999 (vcvtq_n_u64_f64): Likewise.
11000 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11001 (VSDQ_SDI): Likewise.
11002 (fcvt_target): Support V4DI, V4SI and V2SI.
11003 (FCVT_TARGET): Likewise.
11005 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11007 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11008 (TYPES_BINOP_SUS): Likewise.
11009 (aarch64_simd_builtin_data): Update include file name.
11010 (aarch64_builtins): Likewise.
11011 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11012 for conversion between scalar float-point and fixed-point.
11014 (fcvtzs): Likewise.
11015 (fcvtzu): Likewise.
11016 * config/aarch64/aarch64.md
11017 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11018 pattern for conversion between scalar float to fixed-pointer.
11019 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11020 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11021 (UNSPEC_FCVTZU): Likewise.
11022 (UNSPEC_SCVTF): Likewise.
11023 (UNSPEC_UCVTF): Likewise.
11024 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11026 (vcvtd_n_f64_u64): Likewise.
11027 (vcvtd_n_s64_f64): Likewise.
11028 (vcvtd_n_u64_f64): Likewise.
11029 (vcvtd_n_f32_s32): Likewise.
11030 (vcvts_n_f32_u32): Likewise.
11031 (vcvtd_n_s32_f32): Likewise.
11032 (vcvts_n_u32_f32): Likewise.
11033 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11035 (FCVT_TARGET): Likewise.
11036 (FCVT_FIXED2F): New iterator.
11037 (FCVT_F2FIXED): Likewise.
11038 (fcvt_fixed_insn): New define_int_attr.
11040 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11042 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11043 some statements was removed.
11045 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11047 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11048 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11049 (vect_can_advance_ivs_p): likewise.
11050 (vect_update_ivs_after_vectorizer): likewise.
11051 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11052 (vect_analyze_scalar_cycles_1): likewise.
11053 (vect_analyze_loop_operations): likewise.
11054 (report_vect_op): likewise.
11055 (vect_is_slp_reduction): likewise.
11056 (vect_is_simple_reduction): likewise.
11057 (get_initial_def_for_induction): likewise.
11058 (vect_transform_loop): likewise.
11059 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11060 (vect_recog_sad_pattern): likewise.
11061 (vect_recog_widen_sum_pattern): likewise.
11062 (vect_recog_widening_pattern): likewise.
11063 (vect_recog_divmod_pattern): likewise.
11064 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11065 (vect_analyze_slp_instance): likewise.
11066 (vect_transform_slp_perm_load): likewise.
11067 (vect_schedule_slp_instance): likewise.
11069 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11071 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11072 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11073 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11074 (PRED_LOOP_BRANCH): Document predictor as broken.
11075 (PRED_LOOP_EXIT): Change hitrate 91->92.
11076 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11077 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11078 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11079 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11080 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11081 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11082 (PRED_CALL): Chane hitrate 71->67.
11083 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11084 (PRED_GOTO): Document as unused right now.
11085 (PRED_CONST_RETURN): Change hitrate 67->69
11086 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11087 (PRED_NULL_RETURN): Change hitrate 91->90.
11088 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11089 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11090 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11092 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11094 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11095 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11096 special case Altivec builtin.
11097 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11098 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11099 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11100 code for ALTIVEC_BUILTIN_VEC_MUL.
11101 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11102 for __builtin_vec_mul.
11104 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11106 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11109 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11111 * spellcheck.c (selftest::test_find_closest_string): New function.
11112 (spellcheck_c_tests): Call the above.
11114 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11116 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11118 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11120 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11121 Yv=Yv,C alternatives.
11123 2016-06-07 Richard Biener <rguenther@suse.de>
11126 * common.opt (ffast-math): Make Optimization.
11128 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11129 Prachi Godbole <prachi.godbole@imgtec.com>
11131 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11132 `fabs' and `fneg' type attributes.
11133 (p5600_fpu_fabs): Add `fmove' to the comment.
11135 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11137 * gimple.c: Include builtins.h
11138 (gimple_inexpensive_call_p): New function.
11139 * gimple.h (gimple_inexpensive_call_p): Declare.
11140 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11141 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11144 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11146 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11147 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11148 warning_at_rich_loc, warning_n, pedwarn, permerror,
11149 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11150 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11153 2016-06-07 Richard Biener <rguenther@suse.de>
11155 PR tree-optimization/71428
11156 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11157 BIT_FIELD_REF op vs. load.
11159 2016-06-07 Richard Biener <rguenther@suse.de>
11161 PR middle-end/71423
11162 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11165 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11167 * config/pa/pa.md (call): Generate indirect long calls to non-local
11168 functions on TARGET_64BIT.
11169 (call_value): Likewise.
11171 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11173 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11174 pattern and subsequent splitters.
11175 (call_val_reg_64bit_post_reload): Likewise.
11177 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11179 PR middle-end/71408
11180 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11181 propagate_op_to_single_use.
11183 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11185 PR middle-end/71281
11186 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11188 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11190 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11191 (enum x86_dirflag_state): New enum.
11192 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11193 (machine_function): Remove needs_cld.
11194 (ix86_current_function_needs_cld): Remove.
11195 * config/i386/i386.c (ix86_set_func_type): Set
11196 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11197 (ix86_expand_prologue): Do not emit CLD here.
11198 (ix86_dirflag_mode_needed): New function.
11199 (ix86_dirflag_mode_entry): Ditto.
11200 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11201 (ix86_mode_after): Ditto.
11202 (ix86_mode_entry): Ditto.
11203 (ix86_mode_exit): Ditto.
11204 (ix86_emit_mode_set): Ditto.
11205 * config/i386/i386.md (strmov_singleop): Set
11206 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11207 Do not set ix86_current_function_needs_cld.
11209 (strset_singleop): Ditto.
11211 (cmpstrnqi_nz_1): Ditto.
11212 (cmpstrnqi_1): Ditto.
11213 (strlenqi_1): Ditto.
11215 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11217 PR tree-optimization/71259
11218 * tree-vect-slp.c (vect_get_constant_vectors): For
11219 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11220 one for constant op, and use COND_EXPR for non-constant.
11222 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11224 * Makefile.in (OBJS): Add function-tests.o,
11225 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11226 selftest-run-tests.o.
11227 (OBJS-libcommon): Add selftest.o.
11228 (OBJS-libcommon-target): Add selftest.o.
11229 (all.internal): Add "selftest".
11230 (all.cross): Likewise.
11231 (selftest): New phony target.
11232 (s-selftest): New target.
11233 (selftest-gdb): New phony target.
11234 (COLLECT2_OBJS): Add selftest.o.
11235 * bitmap.c: Include "selftest.h".
11236 (selftest::test_gc_alloc): New function.
11237 (selftest::test_set_range): New function.
11238 (selftest::test_clear_bit_in_middle): New function.
11239 (selftest::test_copying): New function.
11240 (selftest::test_bitmap_single_bit_set_p): New function.
11241 (selftest::bitmap_c_tests): New function.
11242 * common.opt (fself-test): New.
11243 * diagnostic-show-locus.c: Include "selftest.h".
11244 (make_range): New function.
11245 (test_range_contains_point_for_single_point): New function.
11246 (test_range_contains_point_for_single_line): New function.
11247 (test_range_contains_point_for_multiple_lines): New function.
11248 (assert_eq): New function.
11249 (test_get_line_width_without_trailing_whitespace): New function.
11250 (selftest::diagnostic_show_locus_c_tests): New function.
11251 * et-forest.c: Include "selftest.h".
11252 (selftest::test_single_node): New function.
11253 (selftest::test_simple_tree): New function.
11254 (selftest::test_disconnected_nodes): New function.
11255 (selftest::et_forest_c_tests): New function.
11256 * fold-const.c: Include "selftest.h".
11257 (selftest::assert_binop_folds_to_const): New function.
11258 (selftest::assert_binop_folds_to_nonlvalue): New function.
11259 (selftest::test_arithmetic_folding): New function.
11260 (selftest::fold_const_c_tests): New function.
11261 * function-tests.c: New file.
11262 * gimple.c: Include "selftest.h".
11263 Include "gimple-pretty-print.h".
11264 (selftest::verify_gimple_pp): New function.
11265 (selftest::test_assign_single): New function.
11266 (selftest::test_assign_binop): New function.
11267 (selftest::test_nop_stmt): New function.
11268 (selftest::test_return_stmt): New function.
11269 (selftest::test_return_without_value): New function.
11270 (selftest::gimple_c_tests): New function.
11271 * hash-map-tests.c: New file.
11272 * hash-set-tests.c: New file.
11273 * input.c: Include "selftest.h".
11274 (selftest::assert_loceq): New function.
11275 (selftest::test_accessing_ordinary_linemaps): New function.
11276 (selftest::test_unknown_location): New function.
11277 (selftest::test_builtins): New function.
11278 (selftest::test_reading_source_line): New function.
11279 (selftest::input_c_tests): New function.
11280 * rtl-tests.c: New file.
11281 * selftest-run-tests.c: New file.
11282 * selftest.c: New file.
11283 * selftest.h: New file.
11284 * spellcheck.c: Include "selftest.h".
11285 (selftest::levenshtein_distance_unit_test_oneway): New function,
11286 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11287 (selftest::levenshtein_distance_unit_test): Likewise.
11288 (selftest::spellcheck_c_tests): Likewise.
11289 * toplev.c: Include selftest.h.
11290 (toplev::run_self_tests): New.
11291 (toplev::main): Handle -fself-test.
11292 * toplev.h (toplev::run_self_tests): New.
11293 * tree.c: Include "selftest.h".
11294 (selftest::test_integer_constants): New function.
11295 (selftest::test_identifiers): New function.
11296 (selftest::test_labels): New function.
11297 (selftest::tree_c_tests): New function.
11298 * tree-cfg.c: Include "selftest.h".
11299 (selftest::push_fndecl): New function.
11300 (selftest::test_linear_chain): New function.
11301 (selftest::test_diamond): New function.
11302 (selftest::test_fully_connected): New function.
11303 (selftest::tree_cfg_c_tests): New function.
11304 * vec.c: Include "selftest.h".
11305 (selftest::safe_push_range): New function.
11306 (selftest::test_quick_push): New function.
11307 (selftest::test_safe_push): New function.
11308 (selftest::test_truncate): New function.
11309 (selftest::test_safe_grow_cleared): New function.
11310 (selftest::test_pop): New function.
11311 (selftest::test_safe_insert): New function.
11312 (selftest::test_ordered_remove): New function.
11313 (selftest::test_unordered_remove): New function.
11314 (selftest::test_block_remove): New function.
11315 (selftest::reverse_cmp): New function.
11316 (selftest::test_qsort): New function.
11317 (selftest::vec_c_tests): New function.c.
11318 * wide-int.cc: Include selftest.h and wide-int-print.h.
11319 (selftest::from_int <wide_int>): New function.
11320 (selftest::from_int <offset_int>): New function.
11321 (selftest::from_int <widest_int>): New function.
11322 (selftest::assert_deceq): New function.
11323 (selftest::assert_hexeq): New function.
11324 (selftest::test_printing <VALUE_TYPE>): New function template.
11325 (selftest::test_ops <VALUE_TYPE>): New function template.
11326 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11327 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11329 (selftest::wide_int_cc_tests): New function.
11331 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11333 PR middle-end/37780
11334 * ifcvt.c (noce_try_ifelse_collapse): New function.
11336 (noce_process_if_block): Call noce_try_ifelse_collapse.
11337 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11338 (simplify_ternary_operation): Use the above to simplify
11339 conditional CLZ/CTZ expressions.
11341 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11343 PR middle-end/37780
11344 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11345 define_insn_and_split.
11347 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11349 PR middle-end/37780
11350 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11352 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11355 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11356 Implicitly clobber memory for basic asm with non-empty assembler
11357 string. Use targetm.md_asm_adjust also here.
11358 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11359 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11360 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11361 non-empty assembler string.
11362 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11363 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11364 (decode_asm_operands): Handle basic asm in PARALLEL block.
11365 (extract_insn): Handle basic asm in PARALLEL block.
11366 * doc/extend.texi: Mention new behavior of basic asm.
11367 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11368 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11369 branch_needs_nop_p): Use asm_noperands.
11371 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11373 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11374 Include the M7 SPARC DFA scheduler.
11375 New attribute v3pipe.
11376 Annotate insns with v3pipe where appropriate.
11377 Define cpu_feature vis4.
11378 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11379 Add (V8QI "8") to vbits.
11380 Add insns {add,sub}v8qi3
11381 Add insns ss{add,sub}v8qi3
11382 Add insns us{add,sub}{v8qi,v4hi}3
11383 Add insns {min,max}{v8qi,v4hi,v2si}3
11384 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11385 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11386 * config/sparc/niagara4.md: Add a comment explaining the
11387 discrepancy between the documented latenty numbers and the
11389 * config/sparc/niagara7.md: New file.
11390 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11391 supports SPARC5 and VIS 4.0 instructions.
11392 * configure: Regenerate.
11393 * config.in: Likewise.
11394 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11395 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11396 TARGET_CPU_niagara7.
11397 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11398 (CPP_CPU_SPEC): Handle niagara7.
11399 (ASM_CPU_SPEC): Likewise.
11400 * config/sparc/sparc-opts.h (processor_type): Add
11401 PROCESSOR_NIAGARA7.
11402 (mvis4): New option.
11403 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11404 (AS_NIAGARA7_FLAG): Define.
11405 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11406 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11407 (CPP_CPU_SPEC): Handle niagara7.
11408 (ASM_CPU_SPEC): Likewise.
11409 * config/sparc/sparc.c (niagara7_costs): Define.
11410 (sparc_option_override): Handle niagara7 and adjust cache-related
11411 parameters with better values for niagara cpus. Also support VIS4.
11412 (sparc32_initialize_trampoline): Likewise.
11413 (sparc_use_sched_lookahead): Likewise.
11414 (sparc_issue_rate): Likewise.
11415 (sparc_register_move_cost): Likewise.
11416 (dump_target_flag_bits): Support VIS4.
11417 (sparc_vis_init_builtins): Likewise.
11418 (sparc_builtins): Likewise.
11419 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11421 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11423 * config/sparc/sparc.opt (sparc_processor_type): New value
11425 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11427 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11429 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
11432 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
11434 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
11436 2016-06-06 Richard Biener <rguenther@suse.de>
11438 PR tree-optimization/71398
11439 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
11442 2016-06-05 James Bowman <james.bowman@ftdichip.com>
11444 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
11445 ft32_expand_prolog, ft32_expand_epilogue):
11446 Handle pretend_args.
11447 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
11448 * config/ft32/ft32.md: Add pretend_returner.
11450 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
11453 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11454 Copy op1 RTX to avoid invalid sharing.
11455 (ix86_expand_vector_move_misalign): Ditto.
11457 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
11459 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
11462 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11464 * predict.c (predicted_by_loop_heuristics_p): New function.
11465 (predict_iv_comparison): Use it.
11466 (predict_loops): Walk from innermost loops; do not predict edges
11467 leaving multiple loops multiple times; implement
11468 PRED_LOOP_ITERATIONS_MAX heuristics.
11469 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
11471 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11473 * cfg.c (check_bb_profile): Do not report mismatched profiles when
11474 only edges out of BB are EH edges.
11476 2016-06-04 Martin Sebor <msebor@redhat.com>
11477 Marcin Baczyński <marbacz@gmail.com>
11480 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
11481 a void expression in a void function.
11483 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11485 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
11486 aux; dump reasons of decisions.
11487 (should_duplicate_loop_header_p): Likewise.
11488 (do_while_loop_p): Likewise.
11489 (ch_base::copy_headers): Dump asi num insns duplicated.
11491 2016-06-04 Jakub Jelinek <jakub@redhat.com>
11493 PR tree-optimization/71405
11494 * tree-ssa.c (execute_update_addresses_taken): For clobber with
11495 incompatible type, build a new clobber with the right type instead
11496 of building a VIEW_CONVERT_EXPR around it.
11498 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11500 PR tree-optimization/52171
11501 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
11502 by_pieces_ninsns instead of move_by_pieces_ninsns.
11504 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11506 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
11507 for reg+reg addressing mode.
11509 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11511 * rs6000-c.c (c/c-tree.h): Add #include.
11512 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
11513 in C++ when found in the base position of vec_ld or vec_st.
11515 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11517 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
11518 use of profile unless profile status is PROFILE_READ.
11519 * profile.c (compute_branch_probabilities): Set profile status
11520 only after reporting predictor hitrates.
11522 2016-06-03 Joseph Myers <joseph@codesourcery.com>
11526 * common.opt (ffp-int-builtin-inexact): New option.
11527 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
11528 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
11529 (ceil@var{m}2): Document dependence on this option.
11530 * ipa-inline-transform.c (inline_call): Handle
11531 flag_fp_int_builtin_inexact.
11532 * ipa-inline.c (can_inline_edge_p): Likewise.
11533 * config/i386/i386.md (rintxf2): Do not test
11534 flag_unsafe_math_optimizations.
11535 (rint<mode>2_frndint): New define_insn.
11536 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
11537 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
11538 for 387 instead of extending and truncating.
11539 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
11540 !flag_trapping_math instead of flag_unsafe_math_optimizations.
11541 Change to frndint<mode>2_<rounding>.
11542 (frndintxf2_<rounding>_i387): Likewise. Change to
11543 frndint<mode>2_<rounding>_i387.
11544 (<rounding_insn>xf2): Likewise.
11545 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
11546 !flag_trapping_math instead of flag_unsafe_math_optimizations for
11547 x87. Test TARGET_ROUND || !flag_trapping_math ||
11548 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
11549 SSE. Use ROUND_NO_EXC in constant operand of
11550 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
11551 for 387 instead of extending and truncating.
11553 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
11554 Julia Koval <julia.koval@intel.com>
11566 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
11567 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
11568 all registers, except for function return registers if there are
11569 no caller-saved registers.
11570 (ix86_set_func_type): New function.
11571 (ix86_set_current_function): Call ix86_set_func_type to set
11572 no_caller_saved_registers and func_type. Call reinit_regs if
11573 caller-saved registers are changed. Don't allow MPX, SSE, MMX
11574 nor x87 instructions in interrupt handler nor function with
11575 no_caller_saved_registers attribute.
11576 (ix86_function_ok_for_sibcall): Return false if there are no
11577 caller-saved registers.
11578 (type_natural_mode): Don't warn ABI change for MMX in interrupt
11580 (ix86_function_arg_advance): Skip for callee in interrupt handler.
11581 (ix86_function_arg): Return special arguments in interrupt handler.
11582 (ix86_promote_function_mode): Promote pointer to word_mode only
11583 for normal functions.
11584 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
11586 (ix86_epilogue_uses): New function.
11587 (ix86_hard_regno_scratch_ok): Likewise.
11588 (ix86_save_reg): Preserve all registers in interrupt handler
11589 after reload. Preserve all registers, except for function return
11590 registers, if there are no caller-saved registers after reload.
11591 (find_drap_reg): Always use callee-saved register if there are
11592 no caller-saved registers.
11593 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
11594 for interrupt handler.
11595 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
11596 Emit cld instruction if stringops are used in interrupt handler
11597 or interrupt handler isn't a leaf function.
11598 (ix86_expand_epilogue): Generate interrupt return for interrupt
11599 handler and pop the 'ERROR_CODE' off the stack before interrupt
11600 return in exception handler.
11601 (ix86_expand_call): Disallow calling interrupt handler directly.
11602 If there are no caller-saved registers, mark all registers that
11603 are clobbered by the call which returns as clobbered.
11604 (ix86_handle_no_caller_saved_registers_attribute): New function.
11605 (ix86_handle_interrupt_attribute): Likewise.
11606 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
11608 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
11609 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
11610 accumulation in interrupt function if stack may be realigned to
11612 (EPILOGUE_USES): New.
11613 (function_type): New enum.
11614 (machine_function): Add func_type and no_caller_saved_registers.
11615 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
11616 (interrupt_return): New pattern.
11617 * doc/extend.texi: Document x86 interrupt and
11618 no_caller_saved_registers attributes.
11620 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
11622 PR tree-optimization/52171
11623 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
11624 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
11625 Look for constant strings. Move some code to emit_block_cmp_hints
11627 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
11628 * defaults.h (COMPARE_MAX_PIECES): New macro.
11629 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
11630 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
11631 (clear_by_pieces_1): Don't declare. Move definition before use.
11632 (can_do_by_pieces): New static function.
11633 (can_move_by_pieces): Use it. Return bool.
11634 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
11635 OP. All callers changed. Handle COMPARE_BY_PIECES.
11636 (class pieces_addr); New.
11637 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
11638 pieces_addr::adjust, pieces_addr::increment_address,
11639 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
11641 (class op_by_pieces_d): New.
11642 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
11644 (class move_by_pieces_d, class compare_by_pieces_d,
11645 class store_by_pieces_d): New subclasses of op_by_pieces_d.
11646 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
11647 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
11648 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
11649 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
11650 compare_by_pieces_d::finish_mode): New member functions.
11651 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
11653 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
11654 (emit_block_cmp_hints): New function.
11655 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
11656 use the newly defined classes.
11657 * expr.h (by_pieces_constfn): New typedef.
11658 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
11659 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
11660 (move_by_pieces_ninsns): Don't declare.
11661 (can_move_by_pieces): Change return value to bool.
11662 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
11663 (compare_by_pieces_branch_ratio): New hook.
11664 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
11665 (by_pieces_ninsns): Declare.
11666 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
11668 (default_compare_by_pieces_branch_ratio): New function.
11669 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
11670 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
11671 * doc/tm.texi: Regenerate.
11672 * tree-ssa-strlen.c: Include "builtins.h".
11673 (handle_builtin_memcmp): New static function.
11674 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
11675 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
11677 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11679 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
11680 relevant stmts which are simple and invariant.
11681 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
11682 instead of simple and invariant
11684 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11686 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
11687 (vectorizable_reduction): Check for new relevant state.
11688 (vectorizable_live_operation): vectorize live stmts using
11689 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
11690 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
11691 (vect_stmt_relevant_p): Check for stmts which are only used live.
11692 (process_use): Use of a stmt does not inherit it's live value.
11693 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
11694 (vect_analyze_stmt): Check for new relevant state.
11695 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
11696 outside the loop, but not inside it.
11698 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11700 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
11701 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
11702 (vect_get_vec_def_for_operand): Split out code.
11704 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
11706 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
11708 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11710 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
11712 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11714 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
11716 2016-06-03 Jakub Jelinek <jakub@redhat.com>
11718 PR middle-end/71387
11719 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
11720 to noreturn e->callee->decl that has void return type and void
11721 arguments, adjust gimple_call_fntype and remove lhs even if it had
11722 previously addressable type.
11724 2016-06-02 Jeff Law <law@redhat.com>
11726 PR tree-optimization/71328
11727 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
11728 error when checking for a jump back onto the copied path.
11730 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11732 * config/microblaze/microblaze.c (get_branch_target): Add return
11733 NULL_RTX for the non-CALL_P case.
11734 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11735 (insert_wic): Remove unused local "j".
11737 2016-06-02 Martin Liska <mliska@suse.cz>
11739 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11741 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11742 Julia Koval <julia.koval@intel.com>
11744 * function.c (assign_parm_setup_stack): Force source into a
11745 register if needed.
11746 * target.def (function_incoming_arg): Update documentation to
11747 allow arbitrary address computation based on hard register.
11748 * doc/tm.texi: Regenerated.
11750 2016-06-02 Martin Liska <mliska@suse.cz>
11752 * predict.c (combine_predictions_for_bb): Fix first match in
11753 cases where a first predictor contains more than one occurence
11754 in list of predictors. Take the best value in such case.
11756 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11758 PR rtl-optimization/71295
11759 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11760 offset would go over the size of the inner mode reject it.
11762 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11764 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11765 x=x,x and v=v,m instead of x=x,m.
11767 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11768 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11769 alternative to v=rm,C.
11771 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11772 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11773 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11774 instead of vex for the last two above mentioned alternatives.
11776 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11779 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11781 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11783 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11785 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11787 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11788 from int to unsigned.
11790 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11792 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11793 alternatives, eliminating preferred register class. Add support
11794 for the MTVSRDD instruction in ISA 3.0.
11795 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11796 reg_or_indexed_operand.
11797 (vsx_splat_v4sf_internal): Likewise.
11799 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11802 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11803 for loading up all 0's or all 1's.
11805 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11807 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11809 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11811 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11813 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11814 * gcc.c (set_source_date_epoch_envvar): New function, sets
11815 the SOURCE_DATE_EPOCH environment variable to the current time.
11817 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11819 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11820 the factor for live Phi nodes.
11822 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11824 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11825 * tree-parloops.c (parallelize_loops): likewise.
11826 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11827 tree_unswitch_outer_loop): likewise.
11829 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11831 PR middle-end/71371
11832 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11833 around creation of the temporary.
11835 2016-06-01 Richard Biener <rguenther@suse.de>
11837 PR tree-optimization/71366
11838 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11839 (unloop_loops): Move removing edges here ...
11840 (try_unroll_loop_completely): ... from here.
11841 (try_peel_loop): ... and here.
11842 (tree_unroll_loops_completely_1): Track parent loops via
11843 bitmap of header BBs.
11844 (tree_unroll_loops_completely): Adjust for that.
11846 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11848 * config/rs6000/altivec.h (vec_slv): New macro.
11849 (vec_srv): New macro.
11850 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11851 (UNSPEC_VSRV): New value.
11854 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11855 (vsrv): New builtin definition.
11856 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11857 define argument types for new builtin.
11858 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11860 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11863 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11864 Jocelyn Mayer <l_indien@magic.fr>
11867 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11868 detect processor family for signature_CENTAUR_ebx.
11869 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11870 signature_CENTAUR_ebx.
11871 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11872 <default>: Pass x86-64 for has_longmode.
11874 2016-06-01 Nathan Sidwell <nathan@acm.org>
11876 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11879 2016-06-01 Richard Biener <rguenther@suse.de>
11881 PR tree-optimization/71261
11882 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11883 of stmts successfully put in the bool pattern. Remove
11884 single-use restriction.
11885 (adjust_bool_pattern_cast): Add cast at the use site via the
11886 pattern def sequence.
11887 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11888 of patterned defs. Use the pattern def seqence instead of
11889 multiple independent patterns.
11890 (sort_after_uid): New qsort compare function.
11891 (adjust_bool_stmts): New function to process stmts in the bool
11892 pattern in IL order.
11893 (vect_recog_bool_pattern): Adjust.
11894 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11895 (ifcvt_walk_pattern_tree): Likewise.
11896 (stmt_is_root_of_bool_pattern): Likewise.
11897 (ifcvt_repair_bool_pattern): Likewise.
11898 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11900 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11902 * loop-unroll.c (decide_unroll_constant_iterations,
11903 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11904 likely upper bounds.
11905 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11907 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11909 * tree-core.h (enum omp_clause_code): Remove
11910 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11912 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11914 * config/arm/sync.md (arm_store_exclusive<mode>):
11915 Use 'H' output modifier on operands[2] rather than creating a new
11916 entry in out-of-bounds memory of the operands array.
11917 (arm_store_release_exclusivedi): Likewise.
11919 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11921 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11922 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11923 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11924 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11926 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11928 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11929 into account live statements for mask producers.
11931 2016-06-01 Richard Biener <rguenther@suse.de>
11933 PR tree-optimization/71311
11934 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11935 restrict to non-INTEGER_CST @0.
11937 2016-06-01 Richard Biener <rguenther@suse.de>
11939 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11940 (relational patterns): Use :c to avoid pattern duplications.
11942 2016-06-01 Richard Biener <rguenther@suse.de>
11944 * genmatch.c (comparison_code_p): New predicate.
11945 (swap_tree_comparison): New function.
11946 (commutate): Add for_vec parameter to append new for entries.
11947 Support commutating relational operators by swapping it alongside
11949 (lower_commutative): Adjust.
11950 (dt_simplify::gen): Do not pass artificial operators to gen
11952 (decision_tree::gen): Do not add artificial operators as parameters.
11953 (parser::parse_expr): Verify operator commutativity when :c is
11954 applied. Allow :C to override this.
11955 * match.pd: Adjust patterns to use :C instead of :c where required.
11957 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
11959 PR tree-optimization/71077
11960 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
11961 the combining step, use boolean_false_node and boolean_true_node
11962 as the designated false/true return values.
11964 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11966 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
11967 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
11968 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
11971 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
11973 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
11974 of flags impliying the register renaming.
11975 * toplev.c (process_options): Do not imply flag_rename_registers with
11978 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11980 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
11981 default implementation.
11983 2016-05-31 Nathan Sidwell <nathan@acm.org>
11985 * dwarf2out.c (cur_line_info_table): Add GTY marker.
11987 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
11989 * config/sh/constraints.md (b): Remove constraint.
11990 * config/sh/predicates.md (arith_reg_operand): Remove
11992 * config/sh/sh-modes.def (PDI): Remove.
11993 * config/sh/sh.c (sh_target_reg_class,
11994 sh_optimize_target_register_callee_saved): Remove functions.
11995 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
11996 (sh_expand_epilogue): Update comment.
11997 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
11998 sh_secondary_reload): Remove TARGET_REGS related code.
11999 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12000 TARGET_REGISTER_P): Remove macros.
12001 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12002 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12003 TR1_REG, TR2_REG): Remove constants.
12004 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12006 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12008 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12009 define_expand patterns.
12010 (adddi3_compact): Rename to adddi3.
12011 (subdi3_compact): Rename to subdi3.
12012 (*negdi2): Rename to negdi2.
12013 (*abs<mode>2): Rename to abs<mode>2.
12015 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12017 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12018 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12019 (atomic_sub_fetchsi): ... this new pattern.
12020 (mvtc): Add CC_REG clobber.
12022 2016-05-31 Marek Polacek <polacek@redhat.com>
12024 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12026 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12028 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12029 aarch64_fusion_enabled_p to check for fusion capabilities.
12031 2016-05-31 Richard Biener <rguenther@suse.de>
12033 PR tree-optimization/71352
12034 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12035 minus one and a negate.
12037 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12039 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12040 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12042 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12043 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12044 Remove use of aarch64_simd_attr_length_move, set length attribute
12046 (*aarch64_be_movoi): Likewise.
12047 (*aarch64_be_movci): Likewise.
12048 (*aarch64_be_movxi): Likewise.
12050 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12052 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12053 It no longer does that.
12054 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12056 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12058 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12059 attribute __unused__.
12061 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12063 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12064 * config/arm/arm.c (arm_arch_thumb1): Define.
12065 (arm_option_override): Initialize arm_arch_thumb1.
12066 * config/arm/arm.h (arm_arch_thumb1): Declare.
12067 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12068 support Thumb-1 ISA.
12070 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12073 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12074 `Yv' for scalar operand.
12076 2016-05-31 Tom de Vries <tom@codesourcery.com>
12078 PR tree-optimization/69068
12079 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12080 phis with more than two args.
12082 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12084 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12085 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12088 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12090 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12092 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12094 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12095 cpu_32, cpu_64, tune_32 and tune_64.
12096 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12098 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12100 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12102 2016-05-30 Andi Kleen <ak@linux.intel.com>
12104 * auto-profile.c (read_profile): Replace asserts with errors
12105 when file does not exist.
12106 * gcov-io.c (gcov_read_words): Dito.
12108 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12110 * tree-cfg.c (print_loop): Print likely upper bounds.
12112 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12114 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12115 * opts.c (default_options): Enable peel loops at -O3.
12116 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12117 (try_peel_loop): Do not re-peel already peeled loops;
12118 use likely upper bounds; fix profile updating.
12119 (pass_complete_unroll::execute): Initialize peeled_loops.
12121 2016-05-30 Martin Liska <mliska@suse.cz>
12123 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12124 computed costs by frequency of BB they belong to.
12125 (get_scaled_computation_cost_at): New function.
12127 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12128 Marc Glisse <marc.glisse@inria.fr>
12130 PR tree-optimization/71289
12131 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12133 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12135 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12137 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12139 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12140 for peeled copies; avoid underflow when updating estimates; correctly
12141 scale loop profile.
12143 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12145 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12146 r236875. Corrected oe3 to oe2 as obvious.
12148 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12150 PR middle-end/71269
12151 PR middle-end/71252
12152 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12153 that inserted stmt will not dominate stmts that defines its operand.
12154 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12155 (rewrite_expr_tree_parallel): Likewise.
12157 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12159 PR middle-end/71252
12160 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12161 all fields including stmt_to_insert are swapped.
12163 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12165 * predict.h (force_edge_cold): Declare.
12166 * predict.c (force_edge_cold): New function.
12167 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12169 (canonicalize_loop_induction_variables): Fix formating.
12171 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12173 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12174 (visium_expand_copysign): Use gen_int_mode directly.
12175 (visium_compute_frame_size): Minor tweaks.
12177 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12179 * tree-vect-loop.c (vect_analyze_loop_2): Use
12180 likely_max_stmt_executions_int.
12182 2016-05-30 Tom de Vries <tom@codesourcery.com>
12184 PR tree-optimization/69067
12185 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12187 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12190 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12191 New peepholes to remove unneeded fild/fistp pairs.
12192 (define_peephole2 atomic_loaddi_fpu): Ditto.
12194 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12196 * predict.c (maybe_hot_frequency_p): Avoid division.
12198 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12200 * doc/install.texi: Use https for shop.fsf.org.
12202 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12204 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12205 likely_max_stmt_executions_int.
12207 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12209 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12210 likely_max_stmt_executions_int.
12212 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12214 * profile.c (compute_branch_probabilities): Do not report hitrates
12216 (branch_prob): Report hitrates here.
12217 * predict.c (gimple_predict_edge): Do not assert profile status;
12218 fix formatting issues.
12220 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12222 * predict.c (edge_predicted_by_p): New function.
12223 (predict_paths_for_bb): Do not put multiple predictions of the same type
12226 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12228 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12231 2016-05-28 Alan Modra <amodra@gmail.com>
12233 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12235 2016-05-28 Alan Modra <amodra@gmail.com>
12237 PR rtl-optimization/71275
12238 * ira.c (ira): Free dominance info.
12240 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12242 * doc/sourcebuild.texi: New address for upstream Go repository.
12244 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12246 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12247 (TARGET_ARM_V7M): Likewise.
12249 2016-05-26 Jeff Law <law@redhat.com>
12251 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12252 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12253 * passes.def: Add jump threading passes before DOM/VRP.
12254 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12255 argument to a basic block from an edge. Remove tests which are
12257 (pass_data_thread_jumps, class pass_thread_jumps): New.
12258 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12259 (make_pass_thread_jumps): Likewise.
12260 * tree-pass.h (make_pass_thread_jumps): Declare.
12262 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12264 * config/visium/visium-protos.h (split_double_move): Rename into...
12265 (visium_split_double_move): ...this.
12266 (visium_split_double_add): Declare.
12267 * config/visium/visium.c (split_double_move): Rename into...
12268 (visium_split_double_move): ...this.
12269 (visium_split_double_add): New function.
12270 (visium_expand_copysign): Renumber operands for consistency.
12271 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12272 (DFmode move splitter): Likewise.
12273 (*addi3_insn): Split by means of visium_split_double_add.
12274 (*adddi3_insn_flags): Delete.
12275 (*plus_plus_sltu<subst_arith>): New insn.
12276 (*subdi3_insn): Split by means of visium_split_double_add.
12277 (subdi3_insn_flags): Delete.
12278 (*minus_minus_sltu<subst_arith>): New insn.
12279 (*negdi2_insn): Split by means of visium_split_double_add.
12280 (*negdi2_insn_flags): Delete.
12282 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12284 * configure.ac: Treat a --with-headers option without argument
12285 the same as the default (i.e. consult sys-include directory).
12286 * configure: Regenerate.
12288 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12290 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12291 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12293 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12294 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12296 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12299 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12300 tree-stdarg analysis results.
12301 (aarch64_setup_incoming_varargs): Likewise.
12303 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12305 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12306 va_list_gpr_counter_field and va_list_fpr_counter_field.
12308 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12311 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12312 * config/aarch64/aarch64.c
12313 (aarch64_cannot_change_mode_class): Remove function.
12314 * config/aarch64/aarch64-protos.h
12315 (aarch64_cannot_change_mode_class): Remove.
12317 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12319 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12320 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12321 get_likely_max_loop_iterations_int): New.
12322 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12323 any_likely_upper_bound.
12324 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12326 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12327 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12329 (unroll_loop_constant_iterations): Likewise.
12330 (unroll_loop_runtime_iterations): Likewise.
12331 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12332 * lto-streamer-out.c (output_cfg): Likewise.
12333 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12335 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12336 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12337 (likely_max_loop_iterations): New.
12338 (likely_max_loop_iterations_int): New.
12339 (likely_max_stmt_executions): New.
12340 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12341 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12342 likely_max_stmt_executions): Declare.
12344 2016-05-27 Marek Polacek <polacek@redhat.com>
12346 PR middle-end/71308
12347 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12349 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12351 * config/s390/s390.md (2x risbg splitters): Use
12352 reg_overlap_mentioned_p instead of rtx_equal_p.
12354 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12356 * combine.c (make_compound_operation): Take known zero bits into
12357 account when checking for possible zero_extend.
12359 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12361 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12362 Use const_int_operand for operand 2 predicate. Simplify expand code
12365 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12367 PR middle-end/71279
12368 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12371 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12373 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12374 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12375 that returns CC_SESWPmode and CC_ZESWPmode.
12376 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12378 (aarch64_rtx_costs): Likewise.
12380 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12382 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12383 for ISA 3.0 min/max support.
12384 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12385 conditional move support.
12386 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12387 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12389 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12390 conditional moves where the comparison type is different from move
12392 (fp_minmax): New code iterator for smin/smax.
12393 (minmax): New code attributes for min/max.
12394 (SMINMAX): Likewise.
12395 (smax<mode>3): Combine min, max insns into one insn using the
12396 fp_minmax code iterator. Add support for ISA 3.0 min/max
12397 instructions that don't need -ffast-math.
12398 (s<minmax><mode>3): Likewise.
12399 (smax<mode>3_vsx): Likewise.
12400 (smin<mode>3): Likewise.
12401 (s<minmax><mode>3_vsx): Likewise.
12402 (smin<mode>3_vsx): Likewise.
12403 (pre-VSX min/max splitters): Likewise.
12404 (s<minmax><mode>3_fpr): Likewise.
12405 (movsfcc): Rewrite floating point conditional moves to combine
12406 SFmode/DFmode into a single insn.
12407 (mov<mode>cc): Likewise.
12408 (movdfcc): Likewise.
12409 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12410 SFDF2 iterators to handle all combinations.
12411 (fseldfsf4): Likewise.
12412 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12413 (fseldfdf4): Likewise.
12414 (fselsfdf4): Likewise.
12415 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12416 comparison instructions that set a 0/-1 mask, and use it for
12417 floating point conditional move via XXSEL.
12418 (fpmask<mode>): Likewise.
12419 (xxsel<mode>): Likewise.
12420 * config/rs6000/predicates.md (min_max_operator): Delete, no
12422 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12423 instructions that generate a 0/-1 mask for use with XXSEL.
12424 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12425 say whether floating point min/max is available, either through
12426 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12427 (TARGET_MINMAX_DF): Likewise.
12429 2016-05-27 Alan Modra <amodra@gmail.com>
12431 PR rtl-optimization/71275
12432 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
12433 for update_equiv_regs and combine_and_move_insns.
12435 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
12437 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
12438 if_then_else or cond RTXes to calculate attribute value.
12439 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
12440 <attr "length_immediate>: Ditto.
12441 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
12442 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
12443 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
12444 <attr "type">: Ditto.
12445 <attr "prefix_data16">: Ditto.
12446 <attr "prefix_extra">: Ditto.
12447 <attr "length_immediate">: Ditto.
12448 <attr "prefix">: Ditto.
12449 (vec_set<mode>_0) <attr "isa">: Ditto.
12450 <attr "prefix_extra">: Ditto.
12451 <attr "length_immediate">: Ditto.
12452 <attr "prefix">: Ditto.
12453 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
12454 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
12455 (sse2_storelpd) <attr "prefix_data16">: Ditto.
12456 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
12457 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
12458 <attr "length_immediate">: Ditto.
12459 <attr "prefix">: Ditto.
12460 (sse2_movsd) <attr "length_immediate">: Ditto.
12461 <attr "prefix">: Ditto.
12462 (vec_concatv2df) <attr "isa">: Ditto.
12463 <attr "prefix">: Ditto.
12464 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
12465 (*vec_extractv2di_1) <attr "isa">: Ditto.
12466 <attr "type">: Ditto.
12467 <attr "length_immediate">: Ditto.
12468 <attr "prefix_rex">: Ditto.
12469 <attr "prefix_extra">: Ditto.
12470 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
12471 <attr "prefix_extra">: Ditto.
12472 <attr "length_immediate">: Ditto.
12473 (vec_concatv2di) <attr "isa">: Ditto.
12474 <attr "prefix_extra">: Ditto.
12475 <attr "length_immediate">: Ditto.
12476 <attr "prefix">: Ditto.
12478 2016-05-26 Martin Liska <mliska@suse.cz>
12480 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
12482 (operator+): Likewise.
12483 (operator-): Likewise.
12484 (comp_cost::operator+=): Likewise.
12485 (comp_cost::operator-=): Likewise.
12486 (comp_cost::operator/=): Likewise.
12487 (comp_cost::operator*=): Likewise.
12488 (operator<): Likewise.
12489 (operator==): Likewise.
12490 (operator<=): Likewise.
12491 (new_cost): Remove.
12492 (infinite_cost_p): Likewise.
12493 (add_costs): Likewise.
12494 (sub_costs): Likewise.
12495 (compare_costs): Likewise.
12496 (set_group_iv_cost): Use the newly introduced functions.
12497 (get_address_cost): Likewise.
12498 (get_shiftadd_cost): Likewise.
12499 (force_expr_to_var_cost): Likewise.
12500 (split_address_cost): Likewise.
12501 (ptr_difference_cost): Likewise.
12502 (difference_cost): Likewise.
12503 (get_computation_cost_at): Likewise.
12504 (determine_group_iv_cost_generic): Likewise.
12505 (determine_group_iv_cost_address): Likewise.
12506 (determine_group_iv_cost_cond): Likewise.
12507 (autoinc_possible_for_pair): Likewise.
12508 (determine_group_iv_costs): Likewise.
12509 (cheaper_cost_pair): Likewise.
12510 (iv_ca_recount_cost): Likewise.
12511 (iv_ca_set_no_cp): Likewise.
12512 (iv_ca_set_cp): Likewise.
12513 (iv_ca_cost): Likewise.
12514 (iv_ca_new): Likewise.
12515 (iv_ca_dump): Likewise.
12516 (iv_ca_narrow): Likewise.
12517 (iv_ca_prune): Likewise.
12518 (iv_ca_replace): Likewise.
12519 (try_add_cand_for): Likewise.
12520 (try_improve_iv_set): Likewise.
12521 (find_optimal_iv_set): Likewise.
12523 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
12525 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
12526 that internal functions will clobber all caller-saved registers.
12528 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12530 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
12531 Return a better case_values_threshold when optimizing.
12533 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12535 * config/aarch64/aarch64-simd.md (aarch64_combinez):
12536 Add ? to integer variant.
12537 (aarch64_combinez_be): Likewise.
12539 2016-05-26 Jakub Jelinek <jakub@redhat.com>
12541 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
12542 instead of x constraint.
12543 (vcvtps2ph256<mask_name>): Likewise.
12545 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
12546 alternative. Formatting fix.
12548 * config/i386/sse.md
12549 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
12551 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
12552 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
12553 maybe_evex prefix instead of vex.
12554 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
12555 EXT_REX_SSE_REG_P (op0) case in the splitter.
12557 2016-05-25 Jeff Law <law@redhat.com>
12559 PR tree-optimization/71272
12560 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
12561 Update comments. Add test for empty path.
12563 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
12565 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
12566 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
12567 special case builtin.
12568 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12569 code for ALTIVEC_BUILTIN_VEC_CMPNE.
12570 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12571 for __builtin_vec_cmpne.
12573 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
12575 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
12576 redundant test and bail out if the type of the new operand is not
12577 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
12579 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12581 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
12582 (x_ix86_target_flags_explicit): Remove.
12583 * config/i386/i386.c (ix86_function_specific_save): Do not copy
12584 x_ix86_target_flags_explicit.
12585 (ix86_function_specific_restore): Ditto.
12587 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12588 H.J. Lu <hongjiu.lu@intel.com>
12591 * common/config/i386/i386-common.c
12592 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
12593 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
12594 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
12595 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
12596 (-mgeneral-regs-only): Add new option.
12597 * config/i386/i386.c (ix86_option_override_internal): Don't enable
12598 x87 instructions if only general registers are allowed.
12599 (ix86_target_string): Add ix86_flags argument. Handle additional
12600 flags options through ix86_flags argument. Update all callers.
12601 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
12603 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12605 PR rtl-optimization/66940
12606 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
12607 decrementing desired_val will not overflow before performing these
12610 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
12612 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
12613 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
12614 * config/i386/i386.c (enum ix86_builtins): Add
12615 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
12616 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
12617 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
12618 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
12619 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
12620 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
12621 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
12622 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
12623 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
12624 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
12625 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
12626 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
12627 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
12628 __builtin_ia32_cvtps2dq512_mask.
12629 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
12630 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
12631 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
12632 * config/i386/sse.md
12633 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
12635 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
12636 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
12638 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
12639 (avx512f_vec_pack_sfix_v8df): New define_expand.
12640 (avx512f_roundpd512): Rename to ...
12641 (avx512f_round<castmode>512): ... this. Change iterator.
12642 (avx512f_roundps512_sfix): New define_expand.
12643 (round<mode>2_sfix): Change iterator.
12645 2016-05-25 Nick Clifton <nickc@redhat.com>
12647 * config/msp430/msp430.c (msp430_attr): Produce an error if a
12648 static interrupt handler is detected.
12649 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
12650 default linker script.
12651 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
12652 the low part of a symbolic pointer.
12654 2016-05-25 Richard Biener <rguenther@suse.de>
12656 PR tree-optimization/71261
12657 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
12658 interesting stmt instead of immediate uses when looking
12659 for the use operand to replace.
12661 2016-05-25 Martin Liska <mliska@suse.cz>
12663 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
12665 2016-05-25 Richard Biener <rguenther@suse.de>
12667 PR tree-optimization/71264
12668 * tree-vect-stmts.c (vect_init_vector): Properly deal with
12671 2016-05-25 Martin Liska <mliska@suse.cz>
12673 PR tree-optimization/71239
12674 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
12675 if DECL_SIZE is NULL.
12677 2016-05-25 Richard Biener <rguenther@suse.de>
12679 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
12680 * tree-if-conv.c (pass_data_if_conversion): Use it.
12682 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12684 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
12685 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
12686 * varpool.c (varpool_node::get_availability): Likewise.
12688 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12690 * config/rs6000/altivec.md (VNEG iterator): New iterator for
12691 VNEGW/VNEGD instructions.
12692 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12693 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
12694 support for ISA 3.0 VNEGW/VNEGD instructions.
12696 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
12698 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
12699 pointers inside OACC_DATA regions.
12700 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
12701 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
12702 (gimplify_adjust_omp_clauses): Fix typo in comment.
12704 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12706 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12707 parity built-in functions.
12708 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
12710 (p9v_parity<mode>2): Likewise.
12711 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
12713 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
12714 (parity<mode>2): ISA 3.0 expander for vector parity.
12715 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
12717 (BU_P9_64BIT_MISC_0): Likewise.
12718 (BU_P9_MISC_0): Likewise.
12719 (BU_P9V_AV_1): Likewise.
12720 (BU_P9V_AV_2): Likewise.
12721 (BU_P9V_AV_3): Likewise.
12722 (BU_P9V_AV_P): Likewise.
12723 (BU_P9V_VSX_1): Likewise.
12724 (BU_P9V_OVERLOAD_1): Likewise.
12725 (BU_P9V_OVERLOAD_2): Likewise.
12726 (BU_P9V_OVERLOAD_3): Likewise.
12727 (VCTZB): Add vector count trailing zeros support.
12731 (VPRTYBD): Add vector parity support.
12732 (VPRTYBQ): Likewise.
12733 (VPRTYBW): Likewise.
12734 (VCTZ): Add overloaded vector count trailing zeros support.
12735 (VPRTYB): Add overloaded vector parity support.
12736 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12737 overloaded vector count trailing zeros and parity instructions.
12738 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12739 vector parity support.
12740 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12741 trailing zeros support.
12742 (vec_cntlz): Likewise.
12743 (vec_vctzb): Likewise.
12744 (vec_vctzd): Likewise.
12745 (vec_vctzh): Likewise.
12746 (vec_vctzw): Likewise.
12747 (vec_vprtyb): Add ISA 3.0 vector parity support.
12748 (vec_vprtybd): Likewise.
12749 (vec_vprtybw): Likewise.
12750 (vec_vprtybq): Likewise.
12751 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12752 the ISA 3.0 vector count trailing zeros and vector parity built-in
12755 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12757 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12758 when there is stmt_to_insert.
12760 2016-05-24 Martin Sebor <msebor@redhat.com>
12763 * tree.h (complete_or_array_type_p): New inline function.
12765 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12767 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12768 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12769 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12771 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12772 Limit 1st alternative to noavx isa, split 2nd alternative into one
12773 noavx and one avx alternative, use *x and Bm in the former and
12774 x and m in the latter.
12776 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12777 of sse4 for the first alternative, drop %v from the template
12778 and d operand modifier. Split second alternative into one sse4_noavx
12779 and one avx alternative, use *x instead of *v in the former and v
12780 instead of *v in the latter.
12781 (*sse4_1_extractps): Use noavx isa instead of * for the first
12782 alternative, drop %v from the template. Split second alternative into
12783 one noavx and one avx alternative, use *x instead of *v in the
12784 former and v instead of *v in the latter.
12785 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12786 with noavx and the last one with avx.
12787 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12788 split the second one into one noavx and one avx alternative,
12789 use *x and Bm in the former and x and m in the latter one.
12790 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12793 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12794 first two alternatives to noavx, use *x instead of *v in the second
12795 one, add avx alternative without *.
12796 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12797 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12798 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12800 2016-05-24 Jeff Law <law@redhat.com>
12802 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12803 New function, extracted from...
12804 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12805 Allow simple copies and constant initializations in the SSA chain.
12807 2016-05-24 Marek Polacek <polacek@redhat.com>
12810 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12813 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12816 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12817 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12818 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12819 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12820 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12822 2016-05-24 Richard Biener <rguenther@suse.de>
12824 PR tree-optimization/71240
12825 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12828 2016-05-24 Richard Biener <rguenther@suse.de>
12830 PR tree-optimization/71230
12831 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12833 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12835 * tree-vectorizer.h (vectorizable_comparison): Delete.
12836 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12837 PURE_SLP_STMT check.
12838 * tree-vect-stmts.c (vectorizable_call): Likewise.
12839 (vectorizable_simd_clone_call): Likewise.
12840 (vectorizable_conversion): Likewise.
12841 (vectorizable_assignment): Likewise.
12842 (vectorizable_shift): Likewise.
12843 (vectorizable_operation): Likewise.
12844 (vectorizable_load): Likewise.
12845 (vectorizable_condition): Likewise.
12846 (vectorizable_store): Likewise. Assert that we don't have
12848 (vectorizable_comparison): Make static. Remove redundant
12849 PURE_SLP_STMT check.
12850 (vect_transform_stmt): Assert that we always have an slp_node
12853 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12855 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12856 operands[2] against 1 with comparison against CONST1_RTX.
12857 (<shift>di3_neon): Likewise.
12858 * config/arm/predicates.md (const0_operand): Replace with comparison
12859 against CONST0_RTX.
12861 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12863 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12864 operands[2] against 1 with comparison against CONST1_RTX.
12865 (ashrdi3): Likewise.
12866 (lshrdi3): Likewise.
12867 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12869 (ashrsi3): Likewise.
12870 (lshrsi3): Likewise.
12871 (rotrsi3): Likewise.
12872 (define_split above *compareqi_eq0): Likewise.
12873 (define_split above "prologue"): Likewise.
12874 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12875 * config/arm/predicates.md (shift_operator): Likewise.
12876 (shift_nomul_operator): Likewise.
12877 (sat_shift_operator): Likewise.
12878 (thumb1_cmp_operand): Likewise.
12879 (const_neon_scalar_shift_amount_operand): Replace manual range
12880 check with IN_RANGE.
12881 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12882 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12884 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12886 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12887 with HOST_WIDE_INT_1.
12889 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12890 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12891 (arm_canonicalize_comparison): Likewise.
12892 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12894 (thumb1_size_rtx_costs): Likewise.
12895 (vfp_const_double_index): Replace cast of 1 to unsigned
12896 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12897 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12899 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12900 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12901 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12902 HOST_WIDE_INT with HOST_WIDE_INT_1.
12904 2016-05-24 Marek Polacek <polacek@redhat.com>
12906 * tree-cfg.h (should_remove_lhs_p): New predicate.
12907 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12908 * gimplify.c (gimplify_modify_expr): Likewise.
12909 * tree-cfg.c (verify_gimple_call): Likewise.
12910 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12911 * gimple-fold.c: Include "tree-cfg.h".
12912 (gimple_fold_call): Use should_remove_lhs_p.
12914 2016-05-24 Richard Biener <rguenther@suse.de>
12916 PR tree-optimization/71253
12917 * cfganal.h (control_dependences): Make robust against edge
12919 (control_dependences::control_dependences): Remove edge_list argument.
12920 (control_dependences::get_edge): Remove.
12921 (control_dependences::get_edge_src): Add.
12922 (control_dependences::get_edge_dest): Likewise.
12923 (control_dependences::m_el): Make a vector of edge src/dest index.
12924 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12925 (control_dependences::control_dependences): Likewise.
12926 (control_dependences::~control_dependence): Likewise.
12927 (control_dependences::get_edge): Remove.
12928 (control_dependences::get_edge_src): Add.
12929 (control_dependences::get_edge_dest): Likewise.
12930 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12932 (perform_tree_ssa_dce): Adjust.
12933 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12935 (pass_loop_distribution::execute): Adjust. Do loop destroying
12936 conditional on changed.
12938 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12941 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12942 return. Reindent transformation comment and mention the ARM state
12945 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12947 PR middle-end/71252
12948 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12949 after build_and_add_sum creates new use stmt.
12951 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12953 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12954 load_lanes/grouped_load classification comes first. Don't check
12955 whether the vectorization factor is a multiple of the group size
12958 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12960 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
12961 GROUP_GAP for single-element interleaving.
12962 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
12965 2016-05-24 Richard Biener <rguenther@suse.de>
12967 PR middle-end/70434
12969 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
12970 bases which are accessed with non-invariant indices.
12971 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
12972 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
12974 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12976 PR middle-end/71170
12977 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
12978 (add_to_ops_vec): Add stmt_to_insert.
12979 (add_repeat_to_ops_vec): Init stmt_to_insert.
12980 (insert_stmt_before_use): New.
12981 (transform_add_to_multiply): Remove mult_stmt insertion and add it
12983 (get_ops): Init stmt_to_insert.
12984 (maybe_optimize_range_tests): Likewise.
12985 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
12986 (rewrite_expr_tree_parallel): Likewise.
12987 (reassociate_bb): Likewise.
12989 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12992 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
12993 ISA 3.0 xxperm fusion alternative.
12994 (altivec_vperm_v8hiv16qi): Likewise.
12995 (altivec_vperm_<mode>_uns_internal): Likewise.
12996 (vperm_v8hiv4si): Likewise.
12997 (vperm_v16qiv8hi): Likewise.
12999 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13000 Kelvin Nilsen <kelvin@gcc.gnu.org>
13002 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13003 vpermr/xxpermr on ISA 3.0.
13004 (altivec_expand_vec_perm_le): Likewise.
13005 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13006 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13009 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13011 * config/i386/i386.h (IS_STACK_MODE): Enable for
13012 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13013 SSE_FLOAT_MODE_P macros.
13014 * config/i386/i386.c (ix86_preferred_reload_class): Use
13015 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13016 Cleanup regclass processing for CONST_DOUBLE_P.
13017 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13018 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13019 with IS_STACK_MODE macro.
13020 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13022 (*movdf_internal): Use IS_STACK_MODE macro.
13023 (*movsf_internal): Ditto.
13025 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13027 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13028 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13030 2016-05-23 Jeff Law <law@redhat.com>
13032 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13034 (fsm_find_control_statement_thread_paths): Call it.
13036 2016-05-23 Martin Jambor <mjambor@suse.cz>
13039 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13040 from_global_constant if t is not NULL.
13042 2016-05-23 Marek Polacek <polacek@redhat.com>
13045 * common.opt (Wswitch-unreachable): New option.
13046 * doc/invoke.texi: Document -Wswitch-unreachable.
13047 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13050 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13052 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13053 TMR_INDEX is non-NULL.
13055 2016-05-23 Richard Biener <rguenther@suse.de>
13057 PR tree-optimization/71230
13058 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13059 (try_special_add_to_ops): ... here. Always test for single-use.
13061 2016-05-23 Martin Jambor <mjambor@suse.cz>
13063 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13064 default block if a PHI node in the original one would be resized.
13066 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13068 PR tree-optimization/58135
13069 * tree-vect-slp.c: When group size is not multiple
13070 of vector size, allow splitting of store group at
13073 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13075 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13077 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13079 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13080 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13081 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13084 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13085 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13086 v constraint instead of x and vinserti32x4 insn.
13088 * config/i386/sse.md (i128vldq): New mode iterator.
13089 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13090 avx512dq and avx512vl alternatives.
13092 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13093 constraint, use maybe_evex prefix instead of vex.
13094 (vec_dupv4sf): Use v constraint instead of x for output
13095 operand except for noavx alternative, use Yv constraint
13096 instead of x for input. Use maybe_evex prefix instead of vex.
13097 (*vec_dupv4si): Likewise.
13098 (*vec_dupv2di): Likewise.
13100 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13102 PR middle-end/40921
13103 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13104 (linearize_expr_tree): Call try_special_add_to_ops.
13105 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13107 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13109 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13110 to computed stack_usage.
13112 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13115 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13116 operand is subreg (symbol_ref) then move the symbol ref to register.
13118 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13120 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13122 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13124 PR middle-end/71179
13125 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13128 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13130 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13131 ranges by calling get_single_symbol and tidy up. Look more closely
13132 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13134 2016-05-20 Jeff Law <law@redhat.com>
13136 * bitmap.c (bitmap_find_bit): Remove useless test.
13138 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13140 * function.c (thread_prologue_and_epilogue_insns): Commit the
13141 insertion of the epilogue.
13143 2016-05-20 Martin Jambor <mjambor@suse.cz>
13145 PR tree-optimization/70884
13146 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13147 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13148 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13149 of constant pool data as a reason for scalarization.
13151 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13153 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13154 for naked functions.
13155 (thumb1_expand_prologue): Likewise.
13157 2016-05-20 Nathan Sidwell <nathan@acm.org>
13159 * config/nvptx/nptx.c (nvptx_option_override): Only set
13160 flag_toplevel_reorder, if not explicitly specified. Set
13161 flag_no_common, unless explicitly specified.
13163 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13165 * calls.c (can_implement_as_sibling_call_p): Mark param
13166 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13168 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13170 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13171 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13172 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13174 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13175 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13176 and CASE_CONST_ANY.
13178 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13180 * config/nvptx/nvptx.md (sincossf3): New pattern.
13182 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13184 * calls.c (maybe_complain_about_tail_call): New function.
13185 (initialize_argument_information): Call
13186 maybe_complain_about_tail_call when clearing *may_tailcall.
13187 (can_implement_as_sibling_call_p): Call
13188 maybe_complain_about_tail_call when returning false.
13189 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13190 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13191 if tail-call optimization fails.
13192 * cfgexpand.c (expand_call_stmt): Initialize
13193 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13194 * gimple-pretty-print.c (dump_gimple_call): Dump
13195 gimple_call_must_tail_p.
13196 * gimple.c (gimple_build_call_from_tree): Call
13197 gimple_call_set_must_tail with the value of
13198 CALL_EXPR_MUST_TAIL_CALL.
13199 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13200 (gimple_call_set_must_tail): New function.
13201 (gimple_call_must_tail_p): New function.
13202 * print-tree.c (print_node): Update printing of TREE_STATIC
13203 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13204 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13205 trailing comment listing applicable flags.
13206 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13208 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13210 * calls.c (expand_call): Move "Rest of purposes for tail call
13211 optimizations to fail" to...
13212 (can_implement_as_sibling_call_p): ...this new function, and
13213 split into multiple "if" statements.
13215 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13217 * cfgloop.h (expected_loop_iterations_unbounded,
13218 expected_loop_iterations): Unconstify.
13219 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13220 profile with known upper bound; return 3 when profile is absent.
13221 (expected_loop_iterations): Update.
13223 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13225 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13226 and get_max_loop_iterations_int.
13228 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13230 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13231 realistic upper bounds here.
13233 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13236 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13237 calls if the LHS is variable length or has addressable type.
13238 If targets[0]->decl is a noreturn call with void return type and
13239 zero arguments, adjust fntype and remove lhs in that case.
13241 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13243 PR tree-optimization/71079
13244 PR tree-optimization/71206
13245 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13247 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13249 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13250 (get_vec_alignment_for_array_decl): Likewise.
13251 (get_vec_alignment_for_record_decl): Likewise.
13252 (increase_alignment::execute): Move code to find alignment to
13253 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13254 (type_align_map): New hash_map.
13256 2016-05-20 Richard Guenther <rguenther@suse.de>
13258 PR tree-optimization/29756
13259 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13260 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13261 * fold-const.c (operand_equal_p): Likewise.
13262 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13263 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13264 * tree-inline.c (estimate_operator_cost): Likewise.
13265 * tree-pretty-print.c (dump_generic_node): Likewise.
13266 * tree-ssa-operands.c (get_expr_operands): Likewise.
13267 * cfgexpand.c (expand_debug_expr): Likewise.
13268 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13269 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13270 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13271 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13272 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13273 (execute_update_addresses_taken): Do it.
13275 2016-05-20 Richard Biener <rguenther@suse.de>
13277 PR tree-optimization/71185
13278 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13279 register operations.
13281 2016-05-20 Richard Biener <rguenther@suse.de>
13283 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13284 gimple_seq_add_seq_without_update.
13285 (release_bb_predicate): Assert we have no operands to free.
13286 (if_convertible_loop_p_1): Calculate post dominators later.
13287 Do not free BB predicates here.
13288 (combine_blocks): Do not recompute BB predicates.
13289 (version_loop_for_if_conversion): Save BB predicates around
13292 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13294 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13295 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13296 code. Ignore sibcalls on EDGE_IGNORE edges.
13297 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13298 on edges for sibcalls that run without prologue. The rest of the
13299 function is combined from...
13300 (fix_fake_fallthrough_edge): ... this, and ...
13301 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13302 function argument, make it a local variable.
13304 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13306 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13307 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13308 for 32-bit mode and SEH for 64-bit.
13309 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13310 TARGET_64BIT_DEFAULT.
13312 2016-05-19 Ryan Burn <contact@rnburn.com>
13314 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13315 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13317 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13319 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13320 force pending loads from memory.
13322 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13324 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13325 (UNSPEC_DARN_32): New unspec constant.
13326 (UNSPEC_DARN_RAW): New unspec constant.
13327 (darn_32): New instruction.
13328 (darn_raw): New instruction.
13329 (darn): New instruction.
13330 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13331 support and documentation for this macro.
13332 (BU_P9_MISC_1): New macro definition.
13333 (BU_P9_64BIT_MISC_0): New macro definition.
13334 (BU_P9_MISC_0): New macro definition.
13335 (darn_32): New builtin definition.
13336 (darn_raw): New builtin definition.
13337 (darn): New builtin definition.
13338 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13339 RS6000_BUILTIN_0 directives to surround each occurrence of
13340 #include "rs6000-builtin.def".
13341 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13342 RS6000_BTM_64BIT flags to the returned mask, depending on
13344 (def_builtin): Correct an error in the assignments made to the
13345 debugging variable attr_string.
13346 (rs6000_expand_builtin): Add support for no-operand built-in
13348 (builtin_function_type): Remove fatal_error assertion that is no
13350 (rs6000_common_init_builtins): Add support for no-operand built-in
13352 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13354 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13356 (RS6000_BTM_64BIT): New macro definition.
13357 * doc/extend.texi: Document __builtin_darn (void),
13358 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13361 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13363 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13364 max_loop_iterations_int.
13366 2016-05-19 Marek Polacek <polacek@redhat.com>
13368 PR tree-optimization/71031
13369 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13370 condition and adjust the code a bit.
13372 2016-05-19 Martin Liska <mliska@suse.cz>
13374 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13375 auto_vec instead of vec.
13377 2016-05-19 Martin Liska <mliska@suse.cz>
13379 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13381 2016-05-19 Martin Liska <mliska@suse.cz>
13383 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13385 2016-05-19 Martin Liska <mliska@suse.cz>
13387 * ipa-pure-const.c (set_function_state): Remove an existing
13389 (remove_node_data): Do not free it as it's released
13390 in set_function_state.
13392 2016-05-19 Martin Liska <mliska@suse.cz>
13394 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13397 2016-05-19 Martin Liska <mliska@suse.cz>
13399 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13401 2016-05-19 Martin Liska <mliska@suse.cz>
13403 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13404 an auto_vec instead of re-creating it.
13406 2016-05-19 Martin Liska <mliska@suse.cz>
13408 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13409 auto_vec instead of vec.
13411 2016-05-19 Martin Liska <mliska@suse.cz>
13413 * lto-section-in.c (lto_get_section_data): Call
13414 lto_check_version with additional argument.
13415 * lto-streamer.c (lto_check_version): Add new argument.
13416 * lto-streamer.h (lto_check_version): Likewise.
13418 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13420 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13421 Don't add cost of inner memory when handling sign-extended loads.
13423 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13425 PR rtl-optimization/71148
13426 * cse.c (cse_main): Free dominance info.
13427 (rest_of_handle_cse): Don't free dominance info.
13428 (rest_of_handle_cse2): Likewise.
13429 (rest_of_handle_cse_after_global_opts): Likewise.
13431 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13434 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
13435 NULL_TREE early if NEON is not available. Remove now redundant check
13436 in ARM_CHECK_BUILTIN_MODE.
13438 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
13441 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
13442 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
13443 * doc/cpp.texi: Document new macros.
13445 2016-05-19 Bin Cheng <bin.cheng@arm.com>
13447 PR tree-optimization/69848
13448 * tree-vect-loop.c (vectorizable_reduction): Don't factor
13449 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
13451 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13453 * function.c (thread_prologue_and_epilogue_insn): Move the
13454 "goto epilogue_done" one block later.
13456 2016-05-19 Richard Biener <rguenther@suse.de>
13458 PR tree-optimization/70729
13459 * passes.def: Move LIM pass before PRE. Remove no longer
13460 required copyprop and move first DCE out of the loop pipeline.
13462 2016-05-18 David Malcolm <dmalcolm@redhat.com>
13465 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
13466 (OBJS-libcommon-target): ...here.
13467 * opts-common.c: Include spellcheck.h.
13468 (cmdline_handle_error): Build a vec of valid options and use it
13469 to suggest provide hints for misspelled arguments.
13471 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13474 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
13475 lhs if it has TREE_ADDRESSABLE type.
13477 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
13480 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
13481 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
13483 2016-05-18 Martin Jambor <mjambor@suse.cz>
13486 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
13487 input for NOP_EXPR pass-through functions.
13488 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
13489 aggregate global constant VAR_DECLs in constant jump functions.
13491 2016-05-18 Martin Jambor <mjambor@suse.cz>
13494 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
13495 from TREE_READONLY parameters.
13497 2016-05-18 Martin Jambor <mjambor@suse.cz>
13500 * cgraph.h (cgraph_indirect_call_info): New field
13501 guaranteed_unmodified.
13502 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
13503 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13505 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
13506 pass the parameter value to ipa_find_agg_cst_for_param.
13507 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
13508 guaranteed_unmodified, store AA results there instead of bailing out
13510 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
13511 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
13512 (find_constructor_constant_at_offset): New function.
13513 (ipa_find_agg_cst_from_init): Likewise.
13514 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
13515 static initializers of contants, report back through a new paameter
13516 from_global_constant if that was the case.
13517 (try_make_edge_direct_simple_call): Also pass parameter value to
13518 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13520 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
13521 (ipa_read_indirect_edge_info): Likewise.
13522 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
13523 (ipa_load_from_parm_agg): Likewise.
13525 2016-05-18 Jiong Wang <jiong.wang@arm.com>
13527 PR rtl-optimization/71150
13528 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
13531 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13534 * config/rs6000/constraints.md (wE constraint): New constraint
13535 for a vector constant that can be loaded with XXSPLTIB.
13536 (wM constraint): New constraint for a vector constant of a 1's.
13537 (wS constraint): New constraint for a vector constant that can be
13538 loaded with XXSPLTIB and a vector sign extend instruction.
13539 * config/rs6000/predicates.md (xxspltib_constant_split): New
13540 predicates for wE/wS constraints.
13541 (xxspltib_constant_nosplit): Likewise.
13542 (easy_vector_constant): Add support for constants that can be
13543 loaded via XXSPLTIB.
13544 (all_ones_constant): New predicate for vector constant with all
13546 (splat_input_operand): Add support for ISA 3.0 word splat operations.
13547 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
13548 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
13549 instruction and possibly with a sign extension.
13550 (output_vec_const_move): Add support for XXSPLTIB. If we are
13551 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
13552 instead of XXLXOR/XXLORC.
13553 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
13555 (rs6000_legitimize_reload_address): Likewise.
13556 (rs6000_output_move_128bit): Use output_vec_const_move to emit
13558 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
13559 combine VSX_M and VSX_M2 into one iterator.
13560 (VSX_M2): Likewise.
13561 (VSINT_84): New iterators for loading constants with XXSPLTIB.
13562 (VSINT_842): Likewise.
13563 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
13564 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
13565 XXSPLTIB instruction.
13566 (xxspltib_<mode>_nosplit): Likewise.
13567 (xxspltib_<mode>_split): New insn to load up constants with
13568 XXSPLTIB and a sign extend instruction.
13569 (vsx_mov<mode>): Replace single move that handled all vector types
13570 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
13571 moves (when -mvsx-timode is in effect) into the main vector
13572 moves. Eliminate separate moves for <VSr> <VSa>, where the
13573 preferred register class (<VSr>) is listed first, and the
13574 secondary register class (<VSa>) is listed second with a '?' to
13575 discourage use. Prefer loading 0/-1 in any VSX register for ISA
13576 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
13577 that if the register was involved in a slow operation, the
13578 clear/set operation does not wait for the slow operation to
13579 finish. Adjust the length attributes for 32-bit mode. Use
13580 rs6000_output_move_128bit and drop the use of the string
13581 instructions for 32-bit movti when -mvsx-timode is in effect. Use
13582 spacing so that the alternatives and attributes don't generate
13583 long lines, and put things in columns, so that it is easier to
13584 match up the operands and attributes with the insn alternatives.
13585 (vsx_mov<mode>_64bit): Likewise.
13586 (vsx_mov<mode>_32bit): Likewise.
13587 (vsx_movti_64bit): Fold movti into normal vector moves.
13588 (vsx_movti_32bit): Likewise.
13589 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
13590 splat instructions.
13591 (vsx_splat_v4si_internal): Likewise.
13592 (vsx_splat_v4sf_internal): Likewise.
13593 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
13594 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
13595 extend vector elements.
13596 (vsx_sign_extend_hi_<mode>): Likewise.
13597 (vsx_sign_extend_si_v2di): Likewise.
13598 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
13600 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
13601 constraints. Add trailing period to wL documentation.
13603 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
13605 PR middle-end/71020
13606 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
13607 * tree-dfa.c (replace_abnormal_ssa_names): New function.
13608 * tree-call-cdce.c: Include tree-dfa.h.
13609 (can_guard_call_p): New function, extracted from...
13610 (can_use_internal_fn): ...here.
13611 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
13613 (shrink_wrap_one_built_in_call): Likewise.
13614 (use_internal_fn): Likewise.
13615 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
13616 and return void. Call replace_abnormal_ssa_names.
13617 (pass_call_cdce::execute): Check can_guard_call_p during the
13618 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
13619 will always change something.
13621 2016-05-18 Martin Jambor <mjambor@suse.cz>
13624 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
13625 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
13627 2016-05-18 Martin Jambor <mjambor@suse.cz>
13630 * ipa-inline.h (condition): New field size.
13631 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
13632 for comaprison and store it into the new condition.
13633 (evaluate_conditions_for_known_args): Use condition size to check
13634 access sizes for all but CHANGED conditions.
13635 (unmodified_parm_1): New parameter size_p, store access size into it.
13636 (unmodified_parm): Likewise.
13637 (unmodified_parm_or_parm_agg_item): Likewise.
13638 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
13639 (set_cond_stmt_execution_predicate): Extract access sizes and store
13640 them to conditions.
13641 (set_switch_stmt_execution_predicate): Likewise.
13642 (will_be_nonconstant_expr_predicate): Likewise.
13643 (will_be_nonconstant_predicate): Likewise.
13644 (inline_read_section): Stream condition size.
13645 (inline_write_summary): Likewise.
13647 2016-05-18 Richard Biener <rguenther@suse.de>
13649 * tree-ssa-loop-im.c (determine_max_movement): Properly add
13650 condition cost to PHI cost instead of total_cost.
13652 2016-05-18 Martin Liska <mliska@suse.cz>
13655 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
13658 2016-05-18 Richard Biener <rguenther@suse.de>
13660 * lto-streamer.h (LTO_major_version): Bump to 6.
13662 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13664 * function.c (make_split_prologue_seq, make_prologue_seq,
13665 make_epilogue_seq): New functions, factored out from...
13666 (thread_prologue_and_epilogue_insns): Here.
13668 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13670 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
13671 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
13672 of before. Add a comment.
13674 2016-05-18 Bin Cheng <bin.cheng@arm.com>
13676 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
13677 expression pointer, not pointer to the pointer.
13679 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13681 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
13682 (avx2_pbroadcast<mode>): Add another alternative with v instead
13683 of x constraints in it, using <pbroadcast_evex_isa> isa.
13684 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
13686 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
13687 constraint x instead of v in second alternative, add avx512bw
13690 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
13691 constraint x instead of v in second alternative, add avx512bw
13694 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
13695 constraint x instead of v in second alternative, add avx512bw
13698 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
13699 avx512bw alternative.
13701 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13703 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
13704 array to 128 chars.
13705 (define_insn "*andnottf3"): Ditto.
13706 (define_insn "*<code><mode>3"/any_logic): Ditto.
13707 (define_insn "*<code>tf3"/any_logic): Ditto.
13708 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
13709 operand to block AVX-512VL insn variant emit when it is not enabled.
13711 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13713 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
13714 constraint fot SF mode.
13716 2016-05-18 Petr Murzin <petr.murzin@intel.com>
13717 Kirill Yukhin <kirill.yukhin@intel.com>
13719 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
13721 (define_insn "rsqrt14<mode>"): Ditto.
13722 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
13723 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
13724 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
13725 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
13726 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13728 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
13729 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13730 * config/i386/i386.c (ix86_print_operand): Expand check for size
13731 override codes for Intel syntax.
13733 2016-05-18 Richard Biener <rguenther@suse.de>
13735 PR tree-optimization/71168
13736 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13737 initialization earlier.
13739 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13741 * config/aarch64/aarch64-simd.md
13742 (aarch64_reduc_plus_internal<mode>): Rename to...
13743 (reduc_plus_scal): ...This, and remove previous implementation.
13745 2016-05-18 Richard Biener <rguenther@suse.de>
13747 * passes.def: Put late dse and cd_dce in canonical order.
13749 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13751 * ipa-inline-transform.c (preserve_function_body_p): Look for
13752 first non-thunk clone.
13753 (save_function_body): Save into first non-thunk.
13754 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13756 (lto_output_node): Inline thunks don't need body in every
13758 * lto-streamer-in.c: Do not fixup thunk clones.
13759 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13761 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13764 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13766 PR middle-end/63586
13767 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13768 (reassociate_bb): Call transform_add_to_multiply.
13770 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13772 * config/aarch64/aarch64.c (all_extensions): Removed unused
13775 2016-05-17 Nathan Sidwell <nathan@acm.org>
13777 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13778 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13780 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13782 PR tree-optimization/54579
13783 PR middle-end/55299
13784 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13786 2016-05-17 Marek Polacek <polacek@redhat.com>
13789 * tree-inline.c (expand_call_inline): Call
13790 maybe_remove_unused_call_args.
13792 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13794 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13795 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13796 * doc/md.texi (fmin@var{m}3): Likewise.
13798 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13800 * match.pd (X & C): New transformation.
13802 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13804 * match.pd (~X & Y): New transformation.
13806 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13808 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13809 information for new SSA_NAME.
13810 (simplify_conversion_using_ranges): Get range through get_range_info
13811 instead of get_value_range.
13813 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13815 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13816 Remove inline assembly.
13817 (vmvn_s16): Likewise.
13818 (vmvn_s32): Likewise.
13819 (vmvn_u8): Likewise.
13820 (vmvn_u16): Likewise.
13821 (vmvn_u32): Likewise.
13822 (vmvnq_s8): Likewise.
13823 (vmvnq_s16): Likewise.
13824 (vmvnq_s32): Likewise.
13825 (vmvnq_u8): Likewise.
13826 (vmvnq_u16): Likewise.
13827 (vmvnq_u32): Likewise.
13828 (vmvn_p8): Likewise.
13829 (vmvnq_p16): Likewise.
13831 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13833 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13835 (vmul_n_s16): Likewise.
13836 (vmul_n_s32): Likewise.
13837 (vmul_n_u16): Likewise.
13838 (vmul_n_u32): Likewise.
13839 (vmulq_n_f32): Likewise.
13840 (vmulq_n_f64): Likewise.
13841 (vmulq_n_s16): Likewise.
13842 (vmulq_n_s32): Likewise.
13843 (vmulq_n_u16): Likewise.
13844 (vmulq_n_u32): Likewise.
13846 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13848 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13849 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13851 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13853 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13854 to *aarch64_fma4_elt_from_dup<mode>.
13855 (*aarch64_fnma4_elt_to_128df): Rename to
13856 *aarch64_fnma4_elt_from_dup<mode>.
13857 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13858 (vfms_n_f32): Likewise.
13859 (vfms_n_f64): Likewise.
13860 (vfmsq_n_f32): Likewise.
13861 (vfmsq_n_f64): Likewise.
13863 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13865 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13867 2016-05-17 Richard Biener <rguenther@suse.de>
13869 PR tree-optimization/71132
13870 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13871 Only add control dependences for blocks in the loop.
13872 (build_rdg): Adjust.
13873 (generate_code_for_partition): Return whether loop should
13874 be destroyed and delay that.
13875 (distribute_loop): Likewise.
13876 (pass_loop_distribution::execute): Record loops to be destroyed
13877 and perform delayed destroying of loops.
13879 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13882 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13884 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13886 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13888 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13891 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13892 insertion point for instructions generated by validize_mem.
13894 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13896 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13899 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13901 * config/aarch64/aarch64.c
13902 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13903 rather than a macro.
13905 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13907 * doc/invoke.texi (AArch64 Options): Various updates.
13909 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13911 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13912 into instrumentation thunks.
13913 * cif-code.def (CIF_CHKP): New.
13915 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13917 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13919 2016-05-16 Martin Jambor <mjambor@suse.cz>
13921 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13922 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13924 2016-05-16 Marek Polacek <polacek@redhat.com>
13926 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13929 2016-05-16 Martin Jambor <mjambor@suse.cz>
13932 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13933 the outlined kernel function.
13935 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13937 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13938 (ISA_HAS_DLSA): Ditto.
13940 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13942 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13944 2016-05-16 Nathan Sidwell <nathan@acm.org>
13946 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13947 (nvptx_name_replacement): Restore. Add comment.
13948 (write_fn_proto, write_fn_proto_from_insn,
13949 nvptx_output_call_insn): Restore
13950 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13952 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13954 * config/aarch64/aarch64.md
13955 (add<mode>3_compareC_cconly_imm): Remove use of %w.
13956 (add<mode>3_compareC_imm): Likewise.
13957 (<optab>si3_uxtw): Split into register and immediate variants.
13958 (andsi3_compare0_uxtw): Likewise.
13959 (and<mode>3_compare0): Likewise.
13960 (and<mode>3nr_compare0): Likewise.
13961 (stack_protect_test_<mode>): Don't use %x for memory operands.
13963 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13965 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
13967 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13969 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
13970 Split integer shifts into shift_reg and bfm.
13971 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
13972 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
13973 (ror<mode>3_insn): Likewise.
13974 (<optab>si3_insn_uxtw): Likewise.
13975 (<optab><mode>3_insn): Change to rotate_imm.
13976 (extr<mode>5_insn_alt): Likewise.
13977 (extrsi5_insn_uxtw): Likewise.
13978 (extrsi5_insn_uxtw_alt): Likewise.
13980 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
13982 * doc/tm.texi: Regenerate.
13983 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
13984 (TARGET_INVALID_RETURN_TYPE): Remove.
13985 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
13986 TARGET_INVALID_RETURN_TYPE.
13987 * target.def (invalid_parameter_type): Remove.
13988 (invalid_return_type): Remove.
13990 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13992 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
13993 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
13995 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
13997 (preserve_function_body_p): No need to preserve function body
13998 * cif-codes.def (CIF_THUNK): Remove.
13999 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14001 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14003 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14005 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14007 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14010 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14012 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14013 (inline_small_functions): Do not look for function symbol when
14016 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14018 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14021 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14022 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14023 Jiong Wang <jiong.wang@arm.com>
14025 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14026 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14027 Define __ARM_FP16_ARGS when appropriate.
14028 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14030 (arm_invalid_return_type): Likewise.
14031 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14032 (TARGET_INVALID_RETURN_TYPE): Remove.
14033 (aapcs_vfp_sub_candidate): Allow HFmode.
14034 (aapcs_vfp_allocate): Add comment. Support HFmode.
14035 (aapcs_vfp_allocate_return_reg): Likewise.
14036 (struct aapcs_cp_arg_layout): Slightly reword comments for
14037 is_return_candidate and allocate_return_reg.
14038 (output_mov_vfp): Update assert.
14039 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14041 (arm_invalid_parameter_type): Remove.
14042 (amr_invalid_return_type): Remove.
14043 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14044 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14045 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14047 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14049 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14050 * config/aarch64/arch64-protos.h
14051 (aarch64_legitimize_reload_address): Remove.
14052 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14055 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14057 * configure.ac: Add ACX_NONCANONICAL_HOST.
14058 * configure: Regenerate.
14059 * Makefile.in: Set host_noncanonical.
14061 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14064 * config/i386/i386.md (*movtf_internal): Before register allocation,
14065 do not allow FP constants for CM_MEDIUM memory model, allow only
14066 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14067 (*movxf_internal): Ditto.
14068 (*movdf_internal): Ditto.
14069 (*movsf_internal): Ditto.
14071 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14073 PR rtl-optimization/67483
14074 * combine.c (make_compound_operation): Don't call extract_left_shift
14075 with negative shift amounts.
14077 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14080 * fold-const.c (fold_checksum_tree): Allow modification
14081 of TYPE_ALIAS_SET during folding.
14083 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14084 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14085 (ix86_split_to_parts): Likewise. Fix up formatting.
14087 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14089 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14090 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14093 2016-05-13 Nathan Sidwell <nathan@acm.org>
14095 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14096 (nvptx_name_replacement): Delete.
14097 (write_fn_proto, write_fn_proto_from_insn,
14098 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14099 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14100 * langhooks.c (add_builtin_funcction_common): Call
14101 targetm.mangle_decl_assembler_name.
14103 * config/nvptx/nvptx.c (write_fn_proto): Handle
14104 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14106 2016-05-13 Martin Liska <mliska@suse.cz>
14108 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14109 and PRIu64 in printf format.
14111 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14113 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14116 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14118 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14119 Change --param max-completely-peeled-times to
14120 --param max-completely-peel-times in dump file printing.
14122 2016-05-13 Richard Biener <rguenther@suse.de>
14124 PR tree-optimization/42587
14125 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14126 (find_bswap_or_nop_1): Likewise.
14127 (bswap_replace): Likewise.
14129 2016-05-13 Martin Liska <mliska@suse.cz>
14131 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14132 Initialize a variable with default value.
14134 2016-05-13 Martin Liska <mliska@suse.cz>
14136 * doc/invoke.texi: Enhance explanation of error recovery
14139 2016-05-13 Martin Liska <mliska@suse.cz>
14141 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14142 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14143 (iv_inv_expr_ent *).
14144 (struct iv_inv_expr_ent): Comment struct fields.
14145 (sort_iv_inv_expr_ent): New function.
14146 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14147 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14148 a hash_map between iv_inv_expr_ent and number of usages.
14149 (niter_for_exit): Fix coding style.
14150 (tree_ssa_iv_optimize_init): Use renamed variable.
14151 (determine_base_object): Fix coding style.
14152 (alloc_iv): Likewise.
14153 (find_interesting_uses_outside): Likewise.
14154 (add_candidate_1): Likewise.
14155 (add_standard_iv_candidates): Likewise.
14156 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14157 (prepare_decl_rtl): Fix coding style.
14158 (get_address_cost): Likewise.
14159 (get_shiftadd_cost): Likewise.
14160 (force_expr_to_var_cost): Likewise.
14161 (compare_aff_trees): Likewise.
14162 (get_expr_id): Restructure the function.
14163 (get_loop_invariant_expr_id): Renamed to
14164 get_loop_invariant_expr.
14165 (get_computation_cost_at): Replace usage of inv_expr_id with
14167 (get_computation_cost): Likewise.
14168 (determine_group_iv_cost_generic): Likewise.
14169 (determine_group_iv_cost_address): Likewise.
14170 (iv_period): Fix coding style.
14171 (iv_elimination_compare_lt): Likewise.
14172 (may_eliminate_iv): Likewise.
14173 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14175 (determine_group_iv_costs): Dump invariant expressions.
14176 (iv_ca_recount_cost): Use the newly added hash_map.
14177 (iv_ca_set_remove_invariants): Fix coding style.
14178 (iv_ca_set_add_invariants): Fix coding style.
14179 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14181 (iv_ca_set_cp): Likewise.
14182 (iv_ca_new): Initialize the newly added hash_map and remove
14183 initialization of fields.
14184 (iv_ca_free): Delete the hash_map.
14185 (iv_ca_dump): Dump invariant expressions.
14186 (iv_ca_extend): Fix coding style.
14187 (try_add_cand_for): Likewise.
14188 (create_new_ivs): Dump information about # of avg iterations and
14189 # of used invariant expressions.
14190 (rewrite_use_compare): Fix coding style.
14191 (free_loop_data): Set default value for max_inv_expr_id.
14193 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14195 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14196 returned value cse_cfg_altered computation.
14197 (rest_of_handle_cse2): Likewise.
14198 (rest_of_handle_cse_after_global_opts): Likewise.
14200 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14203 * config/arm/arm.c (arm32_output_mi_thunk): New.
14204 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14205 to split Thumb1 vs TARGET_32BIT functionality.
14206 (arm_thumb1_mi_thunk): New.
14208 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14210 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14213 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14216 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14218 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14220 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14221 (expand_builtin_trap): Emit a regular call.
14222 (set_builtin_user_assembler_name): Remove obsolete cases.
14223 * dse.c (scan_insn): Adjust.
14224 * except.c: Include calls.h.
14225 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14226 emit a regular call to setjmp.
14227 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14228 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14229 (emit_block_move_via_libcall): Delete.
14230 (block_move_fn): Delete.
14231 (init_block_move_fn): Likewise.
14232 (emit_block_move_libcall_fn): Likewise.
14233 (emit_block_op_via_libcall): New function.
14234 (set_storage_via_libcall): Tidy up and use memset builtin.
14235 (block_clear_fn): Delete.
14236 (init_block_clear_fn): Likewise.
14237 (clear_storage_libcall_fn): Likewise.
14238 (expand_assignment): Call emit_block_move_via_libcall.
14239 Do not include gt-expr.h.
14240 * expr.h (emit_block_op_via_libcall): Declare.
14241 (emit_block_copy_via_libcall): New inline function.
14242 (emit_block_move_via_libcall): Likewise.
14243 (emit_block_comp_via_libcall): Likewise.
14244 (block_clear_fn): Delete.
14245 (init_block_move_fn): Likewise.
14246 (init_block_clear_fn): Likewise.
14247 (emit_block_move_via_libcall): Likewise.
14248 (set_storage_via_libcall): Add default parameter value.
14249 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14250 (abort_libfunc): Delete.
14251 (memcpy_libfunc): Likewise.
14252 (memmove_libfunc): Likewise.
14253 (memcmp_libfunc): Likewise.
14254 (memset_libfunc): Likewise.
14255 (setbits_libfunc): Likewise.
14256 (setjmp_libfunc): Likewise.
14257 (longjmp_libfunc): Likewise.
14258 (profile_function_entry_libfunc): Likewise.
14259 (profile_function_exit_libfunc): Likewise.
14260 (gcov_flush_libfunc): Likewise.
14261 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14262 and DECL_VISIBILITY on the declaration.
14263 (init_optabs): Do not initialize obsolete libfuncs.
14264 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14265 * tree-core.h (ECF_RET1): Define.
14266 (ECF_TM_PURE): Adjust.
14267 (ECF_TM_BUILTIN): Likewise.
14268 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14269 (build_common_builtin_nodes): Initialize abort builtin.
14270 Add ECF_RET1 on memcpy, memmove and memset builtins.
14271 Pass final flags for alloca and alloca_with_align builtins.
14272 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14274 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14275 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14276 set_storage_via_libcall and call emit_block_copy_via_libcall.
14278 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14280 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14281 DImode before it is passed to ix86_output_call_operand.
14282 (*call_value_got_x32): Ditto for operand 1.
14284 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14286 PR rtl-optimization/70904
14287 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14288 reload for wide mode.
14290 2016-05-12 Marek Polacek <polacek@redhat.com>
14293 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14294 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14295 * langhooks.h (incomplete_type_error): Likewise.
14296 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14297 parameter, pass it down to incomplete_type_error.
14298 * tree.h (size_in_bytes): New inline overload.
14299 (size_in_bytes_loc): Renamed from size_in_bytes.
14301 2016-05-12 Richard Biener <rguenther@suse.de>
14303 PR tree-optimization/71059
14304 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14305 nary before looking up or entering the expression into the VN
14307 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14308 Make sure to re-use NARYs without result as inserted by
14311 2016-05-12 Richard Biener <rguenther@suse.de>
14313 PR tree-optimization/71062
14314 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14316 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14317 vars_contains_restrict if the var is a restrict tag.
14318 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14319 do not disambiguate pointers against it.
14320 (dump_points_to_solution): Re-structure and adjust for new
14321 vars_contains_restrict flag.
14322 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14324 2016-05-12 Martin Liska <mliska@suse.cz>
14326 * doc/invoke.texi: Explain connection between
14327 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14329 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14331 PR tree-optimization/71006
14332 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14333 consider COND_EXPR as a mask producer.
14335 2016-05-12 Marek Polacek <polacek@redhat.com>
14338 * opts.c (common_handle_option): Detect missing argument for --help^.
14340 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14343 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14344 when popping the PC and within an interrupt handler routine.
14345 Add missing tab to output of "ldmfd".
14346 (output_return_instruction): Output LDMFD with SP update rather
14347 than POP when returning from interrupt handler.
14349 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14351 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14352 TARGET_64BIT && TARGET_AVX512DQ.
14353 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14354 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14355 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14356 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14357 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14358 (*vec_extractv4si_zext): Add avx512dq alternative.
14359 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14360 use v instead of x constraint in other alternatives where possible.
14362 * config/i386/sse.md (sse2_loadld): Use v instead of x
14363 constraint in alternatives 0,1,4.
14365 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14366 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14367 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14370 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14371 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14372 is not emitted unless TARGET_AVX512BW.
14373 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14374 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14375 for the result operand.
14377 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14378 constraint instead of x in avx alternatives. Use maybe_evex instead
14381 * config/i386/constraints.md (Yv): New constraint.
14382 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14383 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14384 * config/i386/i386.md (avx512fvecmode): New mode attr.
14385 (*pushtf): Use v constraint instead of x.
14386 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14387 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14388 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14389 (*absnegtf2_sse): Likewise.
14390 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14391 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14392 avx512f alternatives.
14393 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14395 2016-05-12 Richard Biener <rguenther@suse.de>
14397 PR tree-optimization/71060
14398 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14399 require exact match of DR_BASE_OBJECT but only matching address and
14402 2016-05-12 Richard Biener <rguenther@suse.de>
14404 PR tree-optimization/70986
14405 * cfganal.c: Include cfgloop.h.
14406 (dfs_find_deadend): Prefer to take edges exiting loops.
14408 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14410 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14411 compile and run time.
14413 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14416 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14418 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14420 * config/i386/i386.c (legitimize_pic_address): Use
14421 copy_to_suggested_reg instead of gen_movsi.
14423 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14425 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14426 the code into quad_address_p and call it to share code with
14427 vsx_quad_dform_memory_operand.
14428 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14430 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14431 bit instead of being a separate word. Split -mpower9-dform into
14432 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14433 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
14434 for the register class supporting 128-bit quad word memory offsets.
14435 (mode_supports_vsx_dform_quad): Helper function to return if the
14436 register class uses quad word memory offsets.
14437 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
14438 (rs6000_debug_reg_global): Always print if we are using LRA or not.
14439 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
14440 instructions are enabled, set up the appropriate addr_masks for
14442 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
14443 -mpower9-dform-scalar, instead of -mpower9-dform.
14444 (rs6000_option_override_internal): Split -mpower9-dform into two
14445 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
14446 -mpower9-dform switch sets or clears both. If we are not using
14447 the LRA register allocator, do not enable -mpower9-dform-vector by
14448 default. If we are using LRA, enable -mpower9-dform-vector and
14449 -mvsx-timode if it is appropriate. Issue a warning if either
14450 -mpower9-dform-vector or -mvsx-timode are explicitly used without
14452 (quad_address_offset_p): New helper function to return if the
14453 offset is legal for quad word memory instructions.
14454 (quad_address_p): New function to determin if GPR or vector
14455 register quad word memory addresses are legal.
14456 (mem_operand_gpr): Validate quad word address offsets.
14457 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
14458 d-form (register + offset) instructions.
14459 (offsettable_ok_by_alignment): Likewise.
14460 (rs6000_legitimate_offset_address_p): Likewise.
14461 (legitimate_lo_sum_address_p): Likewise.
14462 (rs6000_legitimize_address): Likewise.
14463 (rs6000_legitimize_reload_address): Add more debug statements for
14465 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
14466 d-form instructions.
14467 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
14468 d-form instructions. Distinguish different cases in debug
14469 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
14470 d-form instructions.
14471 (rs6000_preferred_reload_class): Likewise.
14472 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
14473 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
14474 of the ISA 2.06 indexed memory instructions.
14475 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
14476 use them to save/restore the saved vector registers instead of
14477 using Altivec instructions.
14478 (rs6000_emit_epilogue): Likewise.
14479 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
14480 (rs6000_opt_masks): Split -mpower9-dform into
14481 -mpower9-dform-scalar and -mpower9-dform-vector.
14482 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
14484 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
14485 ISA 3.0 vector indexed memory instructions, and fold the code into
14486 the normal mov<mode> patterns.
14487 (p9_vecstore_<mode>): Likewise.
14488 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
14490 (vsx_movti_64bit): Likewise.
14491 (vsx_movti_32bit): Likewise.
14492 * config/rs6000/constraints.md (wO constraint): New constraint for
14493 ISA 3.0 vector d-form support.
14494 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
14495 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
14496 include -mpower9-dform-vector until we switch over to LRA.
14497 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
14498 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14499 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
14500 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14501 for -mpower9-dform and -mlra.
14502 * doc/md.texi (wO constraint): Document wO constraint.
14504 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
14506 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
14507 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
14508 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
14509 Move handling of non-insn arguments inline into the sole user:
14510 (output_trans_func): ...here.
14511 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
14512 in emitted function prototype.
14513 (output_internal_insn_latency_func): Ditto. Simplify.
14514 (output_internal_maximal_insn_latency_func): Ditto. Delete
14515 always-unused argument.
14516 (output_insn_latency_func): Ditto.
14517 (output_maximal_insn_latency_func): Ditto.
14519 2016-05-11 Richard Biener <rguenther@suse.de>
14521 PR tree-optimization/71055
14522 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
14523 sth with precision not equal to access size verify we don't chop
14526 2016-05-11 Richard Biener <rguenther@suse.de>
14529 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
14530 (dwarf2out_finish): Move retry_incomplete_types call ...
14531 (dwarf2out_early_finish): ... here.
14533 2016-05-11 Richard Biener <rguenther@suse.de>
14535 PR middle-end/71002
14536 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
14537 if the langhook insists on it.
14538 * fold-const.c (make_bit_field_ref): Add arg for the original
14539 reference and preserve its alias-set.
14540 (decode_field_reference): Take exp by reference and adjust it
14541 to the original memory reference.
14542 (optimize_bit_field_compare): Adjust callers.
14543 (fold_truth_andor_1): Likewise.
14544 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
14546 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
14548 PR middle-end/70807
14549 * cfgrtl.h (delete_insn_and_edges): Now return bool.
14550 * cfgrtl.c (delete_insn_and_edges): Likewise.
14551 * config/i386/i386.c (convert_scalars_to_vector): Remove
14553 * cse.c (cse_insn): Compute cse_cfg_altered.
14554 (delete_trivially_dead_insns): Likewise.
14555 (cse_cc_succs): Likewise.
14556 (rest_of_handle_cse): Free dominance info if required.
14557 (rest_of_handle_cse2): Likewise.
14558 (rest_of_handle_cse_after_global_opts): Likewise.
14560 2016-05-11 Alan Modra <amodra@gmail.com>
14562 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
14563 abi_v4_pass_in_fpr): New functions.
14564 (rs6000_function_arg_boundary): Exclude complex IBM long double
14565 from 64-bit alignment when ABI_V4.
14566 (rs6000_function_arg, rs6000_function_arg_advance_1,
14567 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
14569 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
14571 PR rtl-optimization/71028
14572 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
14573 jump with just a return in the fallthrough block if the branch
14574 block contains just a return as well.
14576 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
14578 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
14579 * match.pd ((X & Y) ^ Y): ... this.
14580 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
14581 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
14583 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14585 * read-md.c (require_char_ws): New function.
14586 (read_string): Simplify using require_char_ws.
14587 (handle_constants): Likewise.
14588 (handle_enum): Likewise.
14589 (handle_file): Likewise.
14590 * read-md.h (require_char_ws): New declaration.
14591 * read-rtl.c (read_conditions): Simplify using require_char_ws.
14592 (read_mapping): Likewise.
14593 (read_rtx_code): Likewise.
14594 (read_nested_rtx): Likewise.
14596 2016-05-10 James Norris <jnorris@codesourcery.com>
14598 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
14599 if offloading is enabled and -fopenacc or -fopenmp is specified.
14600 (CRTOFFLOADEND): Likewise.
14601 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
14602 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
14604 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
14606 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
14607 gotoff_operand code paths. Use copy_to_suggested_regs and
14608 expand_simple_binop where appropriate. Cleanup.
14610 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14613 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
14615 (dimode_scalar_chain::vector_const_cost): New.
14616 (dimode_scalar_chain::compute_convert_gain): Handle constants.
14617 (dimode_scalar_chain::convert_op): Likewise.
14618 (dimode_scalar_chain::convert_insn): Likewise.
14620 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14622 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
14623 unary operation, not a binary one.
14625 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14627 PR middle-end/70877
14628 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
14629 calls with type casted fndecl.
14631 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14633 PR tree-optimization/70786
14634 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
14635 * calls.c (initialize_argument_information): Bind bounds
14636 with corresponding args passed by reference.
14638 2016-05-10 Jakub Jelinek <jakub@redhat.com>
14641 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
14642 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
14643 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
14646 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14649 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
14650 code for a zero scale factor.
14651 (vsx_xvcvdpuxds_scale): Likewise.
14653 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14655 * diagnostic-show-locus.c (layout::layout): Call show_ruler
14656 if show_ruler_p was set on the context.
14657 (layout::show_ruler): New method.
14658 * diagnostic.h (struct diagnostic_context): Add field
14661 2016-05-10 Richard Biener <rguenther@suse.de>
14663 PR tree-optimization/71039
14664 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
14665 (chk_uses): New function.
14666 (propagate_with_phi): Verify we can safely replicate the lhs of an
14667 aggregate assignment on all incoming edges.
14669 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
14671 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
14673 (rx_atomic_sequence): New class.
14674 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
14675 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
14677 (rx_atomic_sequence::rx_atomic_sequence,
14678 rx_atomic_sequence::~rx_atomic_sequence): New functions.
14679 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
14680 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
14681 CTRLREG_INTB): New constants.
14682 (FETCHOP): New code iterator.
14683 (fethcop_name, fetchop_name2): New iterator code attributes.
14684 (QIHI): New mode iterator.
14685 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
14686 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
14687 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
14689 2016-05-10 Martin Liska <mliska@suse.cz>
14691 * tree-inline.c (remap_dependence_clique): Do not remap
14692 debugging statements.
14694 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14696 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
14697 ("*fixuns_truncdfdi2_z13")
14698 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
14699 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
14700 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
14702 2016-05-10 Richard Biener <rguenther@suse.de>
14704 PR tree-optimization/70497
14705 PR tree-optimization/28367
14706 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
14708 (visit_reference_op_load): ... here.
14709 (vn_reference_lookup_3): Use it to handle subreg-like accesses
14710 with simplified BIT_FIELD_REFs.
14711 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
14712 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
14715 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14717 * dwarf2out.c (add_abstract_origin_attribute): Adjust
14718 documentation comment. For BLOCK nodes, add a
14719 DW_AT_abstract_origin attribute that points to the DIE generated
14720 for the origin BLOCK.
14721 (gen_lexical_block_die): Call add_abstract_origin_attribute for
14722 blocks from inlined functions.
14724 2016-05-10 Alan Modra <amodra@gmail.com>
14727 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
14728 regrename modifying insns saving lr before __morestack call.
14729 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14730 insns restoring lr after __morestack call.
14732 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14734 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14735 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14737 * config/i386/sse.md (vec_interleave_high<mode>,
14738 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14739 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14741 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14743 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14744 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14745 parallel reassociation for power8 and forward.
14747 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14749 * config/i386/i386.md (absneg splitters with general regs): Use
14750 general_reg_operand predicate.
14751 (btsq peephole2): Use x86_64_immediate_operand to check if new
14752 value is suitable for immediate operand. Generate emitted insn
14753 using RTL expressions.
14754 (btcq peephole2): Ditto.
14755 (btrq peephole2): Ditto. Generate correct immediate operand
14758 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14760 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14763 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14765 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14766 pointer dereference.
14768 2016-05-09 Richard Biener <rguenther@suse.de>
14770 PR tree-optimization/70985
14771 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14772 op0 isn't a gimple register.
14774 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14776 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14777 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14778 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14779 (i6400_fpu_mult): New cpu units.
14780 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14781 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14782 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14783 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14784 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14785 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14786 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14787 (i6400_msa_long_float4, i6400_msa_long_float5)
14788 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14789 (i6400_msa_fdiv_sf): New reservations.
14790 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14791 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14792 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14793 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14794 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14795 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14796 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14797 (msa_short_store4, msa_long_load, msa_short_store)
14798 (msa_long_logic, msa_long_float2, msa_long_float4)
14799 (msa_long_float5, msa_long_float8, msa_long_mult)
14800 (msa_long_fdiv, msa_long_div): New reservations.
14802 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14803 Sameera Deshpande <sameera.deshpande@imgtec.com>
14804 Matthew Fortune <matthew.fortune@imgtec.com>
14805 Graham Stott <graham.stott@imgtec.com>
14806 Chao-ying Fu <chao-ying.fu@imgtec.com>
14808 * config.gcc: Add MSA header file for mips*-*-* target.
14809 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14810 (Ubv8i, Urv8): New constraints.
14811 * config/mips/mips-ftypes.def: Add function types for MSA
14813 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14814 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14815 * config/mips/mips-msa.md: New file.
14816 * config/mips/mips-protos.h
14817 (mips_split_128bit_const_insns): New prototype.
14818 (mips_msa_idiv_insns): Likewise.
14819 (mips_split_128bit_move): Likewise.
14820 (mips_split_128bit_move_p): Likewise.
14821 (mips_split_msa_copy_d): Likewise.
14822 (mips_split_msa_insert_d): Likewise.
14823 (mips_split_msa_fill_d): Likewise.
14824 (mips_expand_msa_branch): Likewise.
14825 (mips_const_vector_same_val_p): Likewise.
14826 (mips_const_vector_same_bytes_p): Likewise.
14827 (mips_const_vector_same_int_p): Likewise.
14828 (mips_const_vector_shuffle_set_p): Likewise.
14829 (mips_const_vector_bitimm_set_p): Likewise.
14830 (mips_const_vector_bitimm_clr_p): Likewise.
14831 (mips_msa_vec_parallel_const_half): Likewise.
14832 (mips_msa_output_division): Likewise.
14833 (mips_ldst_scaled_shift): Likewise.
14834 (mips_expand_vec_cond_expr): Likewise.
14835 * config/mips/mips.c (enum mips_builtin_type): Add
14836 MIPS_BUILTIN_MSA_TEST_BRANCH.
14837 (mips_gen_const_int_vector_shuffle): New prototype.
14838 (mips_const_vector_bitimm_set_p): New function.
14839 (mips_const_vector_bitimm_clr_p): Likewise.
14840 (mips_const_vector_same_val_p): Likewise.
14841 (mips_const_vector_same_bytes_p): Likewise.
14842 (mips_const_vector_same_int_p): Likewise.
14843 (mips_const_vector_shuffle_set_p): Likewise.
14844 (mips_symbol_insns): Forbid loading symbols via immediate for
14846 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14848 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14850 (mips_lx_address_p): Add support load indexed address for MSA.
14851 (mips_address_insns): Add calculation of instructions needed for
14852 stores and loads for MSA.
14853 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14854 CONST_VECTOR for MSA and let it fall through.
14855 (mips_ldst_scaled_shift): New function.
14856 (mips_subword_at_byte): Likewise.
14857 (mips_msa_idiv_insns): Likewise.
14858 (mips_legitimize_move): Validate MSA moves.
14859 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14860 calculation of costs for MSA division.
14861 (mips_split_move_p): Check if MSA moves need splitting.
14862 (mips_split_move): Split MSA moves if necessary.
14863 (mips_split_128bit_move_p): New function.
14864 (mips_split_128bit_move): Likewise.
14865 (mips_split_msa_copy_d): Likewise.
14866 (mips_split_msa_insert_d): Likewise.
14867 (mips_split_msa_fill_d): Likewise.
14868 (mips_output_move): Handle MSA moves.
14869 (mips_expand_msa_branch): New function.
14870 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14871 Reinstate 'y' modifier.
14872 (mips_file_start): Add MSA .gnu_attribute.
14873 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14875 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14876 (mips_class_max_nregs): Add register size for MSA supported mode.
14877 (mips_cannot_change_mode_class): Allow conversion between MSA
14878 vector modes and TImode.
14879 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14881 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14882 (mips_preferred_simd_mode): Add preffered modes for MSA.
14883 (mips_vector_mode_supported_p): Add MSA supported modes.
14884 (mips_autovectorize_vector_sizes): New function.
14885 (mips_msa_output_division): Likewise.
14886 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14887 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14888 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14889 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14890 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14891 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14892 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14893 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14894 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14895 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14896 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14897 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14898 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14899 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14900 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14901 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14902 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14903 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14904 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14905 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14906 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14907 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14908 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14909 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14910 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14911 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14912 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14913 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14914 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14915 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14916 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14917 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14918 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14919 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14920 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14921 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14922 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14923 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14924 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14925 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14926 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14927 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14928 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14929 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14930 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14931 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14932 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14933 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14934 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14935 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14936 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14937 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14938 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14939 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14940 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14941 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14942 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14943 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14944 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14945 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14946 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14947 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14948 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14949 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14950 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14951 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14952 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14953 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14954 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
14955 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
14956 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
14957 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
14958 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
14959 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
14960 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
14961 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
14962 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
14963 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
14964 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
14965 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
14966 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
14967 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
14968 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
14969 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
14970 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
14971 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
14972 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
14973 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
14974 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
14975 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
14976 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
14977 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
14978 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
14979 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
14980 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
14981 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
14982 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
14983 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
14984 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
14985 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
14986 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
14987 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
14988 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
14989 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
14990 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
14991 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
14992 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
14993 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
14994 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
14995 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
14996 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
14997 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
14998 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
14999 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15000 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15001 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15002 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15003 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15004 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15005 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15006 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15007 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15008 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15009 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15010 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15011 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15012 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15013 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15014 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15015 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15016 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15017 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15018 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15019 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15020 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15021 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15022 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15023 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15024 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15025 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15026 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15027 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15028 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15029 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15030 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15031 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15032 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15033 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15034 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15035 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15036 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15038 (mips_get_builtin_decl_index): New array.
15039 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15040 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15041 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15042 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15043 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15045 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15047 (mips_expand_builtin_insn): Prepare operands for
15048 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15049 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15050 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15051 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15052 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15053 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15054 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15055 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15056 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15057 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15058 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15059 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15060 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15061 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15062 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15063 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15064 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15065 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15066 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15067 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15068 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15069 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15070 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15071 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15072 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15073 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15074 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15075 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15076 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15077 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15078 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15079 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15080 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15081 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15082 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15083 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15084 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15085 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15086 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15087 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15088 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15089 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15090 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15091 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15092 These are set implicitly and an error is reported if overridden.
15093 (mips_expand_builtin_msa_test_branch): New function.
15094 (mips_expand_msa_shuffle): Likewise.
15095 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15096 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15097 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15098 (mips_expand_vec_unpack): Add support for MSA.
15099 (mips_expand_vector_init): Likewise.
15100 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15101 instead of const0_rtx.
15102 (mips_msa_vec_parallel_const_half): New function.
15103 (mips_gen_const_int_vector): Likewise.
15104 (mips_gen_const_int_vector_shuffle): Likewise.
15105 (mips_expand_msa_cmp): Likewise.
15106 (mips_expand_vec_cond_expr): Likewise.
15107 * config/mips/mips.h
15108 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15109 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15111 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15112 (ISA_HAS_MSA): New macro.
15113 (UNITS_PER_MSA_REG): Likewise.
15114 (BITS_PER_MSA_REG): Likewise.
15115 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15116 (MSA_REG_FIRST): New macro.
15117 (MSA_REG_LAST): Likewise.
15118 (MSA_REG_NUM): Likewise.
15119 (MSA_REG_P): Likewise.
15120 (MSA_REG_RTX_P): Likewise.
15121 (MSA_SUPPORTED_MODE_P): Likewise.
15122 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15123 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15124 * config/mips/mips.md: Include mips-msa.md.
15125 (alu_type): Add simd_add.
15126 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15127 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15128 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15129 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15130 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15131 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15132 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15133 simd_move, simd_load, simd_store. Choose "multi" for moves
15135 (qword_mode): New attribute.
15136 (insn_count): Add instruction count for quad moves.
15137 Increase the count for MIPS SIMD division.
15138 (UNITMODE): Add UNITMODEs for vector types.
15139 (addsub): New code iterator.
15140 * config/mips/mips.opt (mmsa): New option.
15141 * config/mips/msa.h: New file.
15142 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15144 * config/mips/mti-linux.h: Likewise.
15145 * config/mips/predicates.md
15146 (const_msa_branch_operand): New constraint.
15147 (const_uimm3_operand): Likewise.
15148 (const_uimm4_operand): Likewise.
15149 (const_uimm5_operand): Likewise.
15150 (const_uimm8_operand): Likewise.
15151 (const_imm5_operand): Likewise.
15152 (aq10b_operand): Likewise.
15153 (aq10h_operand): Likewise.
15154 (aq10w_operand): Likewise.
15155 (aq10d_operand): Likewise.
15156 (const_m1_operand): Likewise.
15157 (reg_or_m1_operand): Likewise.
15158 (const_exp_2_operand): Likewise.
15159 (const_exp_4_operand): Likewise.
15160 (const_exp_8_operand): Likewise.
15161 (const_exp_16_operand): Likewise.
15162 (const_vector_same_val_operand): Likewise.
15163 (const_vector_same_simm5_operand): Likewise.
15164 (const_vector_same_uimm5_operand): Likewise.
15165 (const_vector_same_uimm6_operand): Likewise.
15166 (const_vector_same_uimm8_operand): Likewise.
15167 (par_const_vector_shf_set_operand): Likewise.
15168 (reg_or_vector_same_val_operand): Likewise.
15169 (reg_or_vector_same_simm5_operand): Likewise.
15170 (reg_or_vector_same_uimm6_operand): Likewise.
15171 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15173 * doc/invoke.texi (-mmsa): Document new option.
15175 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15177 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15178 * configure: Regenerate.
15179 * config.in: Regenerate.
15180 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15181 on -fvtable-verify.
15182 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15183 (ENDFILE_VTV_SPEC): Define.
15185 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15187 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15188 registers in all interrupt handlers if necessary.
15189 (rl78_option_override): Add warning.
15190 (MUST_SAVE_MDUC_REGISTERS): New macro.
15191 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15192 * config/rl78/rl78.c (check_mduc_usage): New function.
15193 (mduc_regs): New structure to hold MDUC register data.
15194 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15195 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15196 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15197 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15198 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15199 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15201 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15203 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15204 (tree-ssa-loop-niter.h): Ditto.
15205 (idx_within_array_bound, ref_within_array_bound): New functions.
15206 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15207 Factor out check on writable base object to ...
15208 (base_object_writable): ... here.
15210 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15212 * config/arm/arm.md (probe_stack): Add modes to set source
15215 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15217 * regrename.c (base_reg_class_for_rename): New static function.
15218 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15220 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15222 * cgraph.c (thunk_adjust): Export.
15223 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15224 * cgraphunit.c (thunk_adjust): Export.
15225 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15227 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15229 * tree-inline.c (expand_call_inline): Expand thunks inline.
15231 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15234 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15235 (*sse2_vd_cvtss2sd): Ditto.
15236 * config/i386/i386.md
15237 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15238 Generate *sse2_vd_cvtsd2ss pattern.
15239 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15240 Generate *sse2_vd_cvtss2sd pattern.
15242 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15244 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15245 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15248 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15250 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15251 * config/sh/sh.c: Define and declare variables on first use throughout
15253 (current_function_interrupt): Change to bool type.
15254 (frame_insn): Rename to emit_frame_insn and update users.
15255 (push_regs): Use bool for 'interrupt_handler' argument.
15256 (save_schedule_s): Remove.
15257 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15258 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15259 targetm.asm_out.unaligned_op.di.
15260 (gen_far_branch): Remove redundant forward declaration.
15261 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15262 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15263 (sh_set_return_address, sh_function_ok_for_sibcall,
15264 scavenge_reg): Update comments.
15265 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15266 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15267 (sh_attr_renesas_p): Remove unnecessary parentheses.
15268 (branch_dest): Simplify.
15269 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15270 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15271 (CUMULATIVE_ARGS): Change macro to typedef.
15272 (current_function_interrupt): Change to bool type.
15273 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15274 Surround with __cplusplus ifdef.
15275 (sh_compare_op0, sh_compare_op1): Remove.
15276 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15278 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15280 * config/arm/arm.md: (arch): Add neon.
15281 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15282 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15283 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15284 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15285 attributes for alt renumbering. Mark alt 3 as non-predicable.
15286 (thumb2_movdf_vfp): Likewise.
15288 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15290 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15291 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15292 (*andqi_1): Add preferred_for_speed attribute to disparage
15293 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15294 (*<code>qi_1): Ditto.
15295 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15296 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15297 (*ashlqi3_1): Ditto.
15298 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15299 Add preferred_for_size attribute to disparage alternative 0 and
15300 preferred_for_speed attribute to disparage alternative 1 for
15301 TARGET_PARTIAL_REG_STALL targets.
15303 2016-05-07 Tom de Vries <tom@codesourcery.com>
15305 PR tree-optimization/70956
15306 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15309 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15311 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15312 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15313 * config/sh/sh.md (branch_zero): Remove define_attr.
15314 (define_delay): Disable delay slot if branch distance is one insn.
15316 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15318 * config/i386/i386.md (LEAMODE): New mode attribute.
15319 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15320 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15321 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15322 operand 2 predicate.
15323 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15324 (*lea<mode>_general_3): Ditto.
15325 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15327 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15329 * genmddump.c (main): Convert argv from char ** to const char **.
15331 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15333 * coretypes.h (OVERRIDE): New macro.
15334 (FINAL): New macro.
15336 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15338 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15339 allow coalescing if the types are compatible.
15341 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15343 * pass_manager.h (pass_manager::register_pass_name): New method.
15344 (pass_manager::get_pass_by_name): New method.
15345 (pass_manager::create_pass_tab): New method.
15346 (pass_manager::m_name_to_pass_map): New field.
15347 * passes.c (name_to_pass_map): Delete global in favor of field
15348 "m_name_to_pass_map" of pass_manager.
15349 (register_pass_name): Rename from a function to...
15350 (pass_manager::register_pass_name): ...this method, updating
15351 for renaming of global "name_to_pass_map" to field
15352 "m_name_to_pass_map".
15353 (create_pass_tab): Rename from a function to...
15354 (pass_manager::create_pass_tab): ...this method, updating
15355 for renaming of global "name_to_pass_map" to field.
15356 (get_pass_by_name): Rename from a function to...
15357 (pass_manager::get_pass_by_name): ...this method.
15358 (enable_disable_pass): Convert use of get_pass_by_name to
15359 a method call, locating the pass_manager singleton.
15361 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15363 * genattr-common.c (main): Convert argv from char ** to const char **.
15364 * genattr.c (main): Likewise.
15365 * genattrtab.c (main): Likewise.
15366 * genautomata.c (initiate_automaton_gen): Likewise.
15368 * gencodes.c (main): Likewise.
15369 * genconditions.c (main): Likewise.
15370 * genconfig.c (main): Likewise.
15371 * genconstants.c (main): Likewise.
15372 * genemit.c (main): Likewise.
15373 * genenums.c (main): Likewise.
15374 * genextract.c (main): Likewise.
15375 * genflags.c (main): Likewise.
15376 * genmddeps.c (main): Likewise.
15377 * genopinit.c (main): Likewise.
15378 * genoutput.c (main): Likewise.
15379 * genpeep.c (main): Likewise.
15380 * genpreds.c (main): Likewise.
15381 * genrecog.c (main): Likewise.
15382 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15383 (init_rtx_reader_args): Likewise.
15384 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15385 (init_rtx_reader_args): Likewise.
15386 * gentarget-def.c (main): Likewise.
15387 * read-md.c (read_md_files): Likewise.
15388 * read-md.h (read_md_files): Likewise.
15390 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15392 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15393 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15394 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15395 Remove unused predicate.
15396 (register_and_not_fp_reg_operand): Ditto.
15398 2016-05-06 Martin Liska <mliska@suse.cz>
15400 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15401 instead of vec as the vector is local to the function.
15403 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15405 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15406 avx512bw alternative.
15408 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15409 before the ashr<mode>3 pattern.
15411 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15412 v instead of x in vex or maybe_vex alternatives, use
15413 maybe_evex instead of vex in prefix.
15415 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15416 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15417 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15418 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15421 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15422 v instead of x in vex or maybe_vex alternatives, use
15423 maybe_evex instead of vex in prefix.
15425 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15426 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15427 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15428 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15429 alternatives, use maybe_evex instead of vex in prefix.
15431 * config/i386/sse.md (vec_interleave_lowv4sf,
15432 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
15433 v instead of x in vex or maybe_vex alternatives, use
15434 maybe_evex instead of vex in prefix.
15436 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
15437 v instead of x in vex or maybe_vex alternatives, use
15438 maybe_evex instead of vex in prefix.
15440 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
15441 v constraint instead of x.
15443 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
15445 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
15446 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
15449 2016-05-06 Richard Biener <rguenther@suse.de>
15451 PR tree-optimization/70948
15452 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
15453 Properly clobber all fields of va_list for __builtin_va_start.
15455 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15458 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
15459 loop latch destination.
15461 2016-05-06 Martin Liska <mliska@suse.cz>
15463 * tree-ssa-uninit.c: Apply manual changes
15464 to the GNU coding style.
15465 (prune_uninit_phi_opnds): Rename from
15466 prune_uninit_phi_opnds_in_unrealizable_paths.
15468 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15470 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
15471 mspace): Remove deprecated options.
15472 * doc/invoke.texi (SH options): Remove -mspace.
15474 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15476 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
15478 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15480 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
15481 corresponding combine split pattern.
15483 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15486 * config/sh/predicates.md (long_displacement_mem_operand): New.
15487 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
15488 Add movi20, movi20s alternatives. Adjust length attribute for
15490 (movsi_ie): Allow for any FPU. Adjust length attribute for
15492 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
15493 attribute for alternatives.
15494 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
15495 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
15496 length attribute for alternatives.
15498 2016-05-06 Richard Biener <rguenther@suse.de>
15500 PR tree-optimization/70960
15501 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
15503 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15506 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
15507 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
15509 2016-05-06 Marek Polacek <polacek@redhat.com>
15512 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
15514 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15517 * config/sh/sh.md (*rotcr): Add another variant.
15519 2016-05-06 Richard Biener <rguenther@suse.de>
15521 PR middle-end/70931
15522 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
15524 2016-05-06 Richard Biener <rguenther@suse.de>
15526 PR middle-end/70941
15527 * fold-const.c (split_tree): Always convert to the original type
15530 2016-05-06 Richard Biener <rguenther@suse.de>
15532 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
15533 (fwprop_addr): Likewise.
15535 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15538 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
15540 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
15541 * config/i386/i386.md (push mem splitter): Use find_constant_src in
15542 the splitter condition.
15543 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
15544 the splitter condition.
15545 (FP float_extend load splitter): Ditto.
15547 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
15549 * config/i386/i386.md (peehole2 patterns): Change true_regnum
15550 to REGNO in all peephole2 patterns.
15551 (post-reload splitters): Change true_regnum to REGNO in
15552 post-reload splitters.
15553 (zero_extend splitters): Use general_reg_operand and
15554 nonimmediate_gr_operand predicates.
15556 2016-05-05 Jakub Jelinek <jakub@redhat.com>
15558 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
15559 v constraint instead of x.
15561 2016-05-05 Alan Modra <amodra@gmail.com>
15564 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15565 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
15566 TARGET_NO_FP_IN_TOC for -mrelocatable.
15567 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
15568 TARGET_RELOCATABLE test.
15569 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15570 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15571 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15572 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15573 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15574 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15575 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15576 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15577 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
15578 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15580 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
15581 (rs6000_stack_info): Likewise.
15582 (rs6000_elf_asm_out_constructor): Likewise.
15583 (rs6000_elf_asm_out_destructor): Likewise.
15584 (rs6000_elf_declare_function_name): Likewise.
15585 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
15586 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
15589 2016-05-05 Alan Modra <amodra@gmail.com>
15591 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
15593 2016-05-05 Alan Modra <amodra@gmail.com>
15595 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
15596 out-of-line gpr restore for one or two regs if that would add
15599 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
15602 * config/i386/i386.md
15603 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
15604 Change to post-epilogue_completed late splitter. Use sse_reg_operand
15605 as operand 0 predicate.
15606 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
15608 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
15609 Ditto. Emit the pattern using RTX.
15611 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
15612 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
15613 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
15614 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
15616 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
15617 sse_reg_operand as operand 0 predicate.
15619 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
15620 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
15621 instead of gen_rtx_REG.
15622 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
15625 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15627 * function.c (emit_use_return_register_into_block): Delete.
15628 (gen_return_pattern): Delete.
15629 (emit_return_into_block): Delete.
15630 (active_insn_between): Delete.
15631 (convert_jumps_to_returns): Delete.
15632 (emit_return_for_exit): Delete.
15633 (thread_prologue_and_epilogue_insns): Delete all code dealing with
15634 simple_return for shrink-wrapped blocks.
15635 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
15636 end of blocks that need one.
15637 (get_unconverted_simple_return): Delete.
15638 (convert_to_simple_return): Delete.
15639 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
15640 (convert_to_simple_return): Ditto.
15642 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15644 * cfgcleanup.c (bb_is_just_return): New function.
15645 (try_optimize_cfg): Simplify jumps to return, branches to return,
15646 and branches around return.
15648 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15650 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
15651 branch to a return.
15653 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15657 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
15658 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
15659 assert flags & OEP_HASH_CHECK, instead of asserting it
15660 never happens. Handle TARGET_EXPR.
15661 * fold-const.c (operand_equal_p): For hash verification,
15662 or in OEP_HASH_CHECK into flags.
15664 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
15666 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
15668 (compute_samebase_partition_bases): Fix typo.
15670 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15672 * config/i386/sse.md (vec_interleave_highv8sf,
15673 vec_interleave_lowv8sf, vec_interleave_highv4df,
15674 vec_interleave_lowv4df): Remove constraints from expanders.
15676 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
15678 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15680 * tree-inline.c (expand_call_inline): Fix path dealing with
15681 making lhs of call statement undefined.
15683 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15685 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
15686 Check availability on NODE, too.
15687 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
15688 (cgraph_node::call_for_symbol_and_aliases): Likewise.
15689 (varpool_node::call_for_symbol_and_aliase): Likewise.
15690 * ipa-pure-const.c (add_new_function): Analyze all bodies.
15691 (propagate_pure_const): Propagate across interposable functions, too.
15692 (skip_function_for_local_pure_const): Do not skip interposable bodies
15694 (pass_local_pure_const::execute): Update.
15696 2016-05-04 Marek Polacek <polacek@redhat.com>
15698 * doc/invoke.texi: Document -Wdangling-else.
15700 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15702 * config.gcc: Error out when conflicting multilib is detected. Do not
15703 loop over multilibs since no combination is legal.
15705 2016-05-04 Alan Modra <amodra@gmail.com>
15707 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
15708 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
15709 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15712 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
15714 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
15715 Clean up p5600 comments.
15717 2016-05-04 Richard Biener <rguenther@suse.de>
15719 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
15720 constructor simplifications.
15721 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
15723 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
15725 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
15726 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
15727 result.set_rtx is null instead of aborting.
15728 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15730 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15731 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15732 *mov<mode>_store_postinc): New patterns.
15734 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15736 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15737 as commutative. Check both conversions are NOP.
15738 ((A & B) OP (C & B)): Remove.
15740 2016-05-04 Alan Modra <amodra@gmail.com>
15742 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15744 2016-05-04 Alan Modra <amodra@gmail.com>
15747 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15748 when cr2,3,4 are all fixed regs.
15750 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15752 PR rtl-optimization/57193
15753 * opts.c (default_options_table): Revert OPT_frename_registers change.
15754 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15756 2016-05-03 Martin Sebor <msebor@redhat.com>
15759 * builtins.c (fold_builtin_FILE): New function.
15760 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15761 (fold_builtin_0): Call them.
15762 * gimplify.c (gimplify_call_expr): Remove the handling of
15763 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15766 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15767 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15771 * doc/extend.texi (Function Names as Strings): Update __func__,
15772 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15775 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15776 Richard Biener <rguenther@suse.de>
15778 PR tree-optimization/70916
15779 * tree-if-conv.c: Include cfganal.h.
15780 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15781 and remove_fake_exit_edges around the optimization pass.
15783 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15785 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15786 (cgraph_edge::make_direct): Likewise.
15787 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15788 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15789 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15790 (CIF_THUNK): New code.
15791 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15792 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15793 (compute_inline_parameters): Set inline_failed for thunks.
15794 (inline_analyze_function): Cleanup.
15795 * ipa-inline.c (can_inline_edge_p): Do not deal with
15796 call_stmt_cannot_inline_p.
15797 (can_early_inline_edge_p): Likewise.
15798 (early_inliner): Initialize inline_failed.
15799 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15801 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15803 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15804 from nonimm_ssenomem_operand.
15805 (nonimm_ssenomem_operand): New predicate.
15806 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15807 as operand 0 predicate.
15808 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15809 Disable unsupported alternatives using "enabled" attribute.
15810 Use register_ssemem_operand as operand 0 predicate.
15811 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15813 2016-05-03 Marek Polacek <polacek@redhat.com>
15816 * input.c (expansion_point_location): New function.
15817 * input.h (expansion_point_location): Declare.
15819 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15821 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15822 occurence with frame_offset_ ones.
15824 2016-05-03 Alan Modra <amodra@gmail.com>
15826 PR rtl-optimization/70890
15827 * ira.c (combine_and_move_insns): When moving def_insn, remove
15828 equivs on use_insn.
15830 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15832 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15833 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15834 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15835 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15837 2016-05-03 Alan Modra <amodra@gmail.com>
15839 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15840 for SAVE_MULTIPLE/STORE_MULTIPLE.
15842 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15844 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15845 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15847 2016-05-03 Richard Biener <rguenther@suse.de>
15849 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15851 (gimplify_arg): Likewise.
15852 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15853 re-writing the result to a decl if required.
15854 (internal_get_tmp_var): Add allow_ssa parameter
15855 and override into_ssa with it.
15856 (get_formal_tmp_var): Adjust.
15857 (get_initialized_tmp_var): Add allow_ssa parameter.
15858 (gimplify_arg): Add allow_ssa parameter and avoid generating
15859 SSA names for the result false.
15860 (gimplify_call_expr): If the call may return twice do not
15861 gimplify parameters into SSA.
15862 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15863 (gimplify_modify_expr): Adjust assert. For noreturn calls
15864 with a SSA name LHS adjust its def.
15865 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15866 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15867 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15868 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15869 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15870 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15871 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15872 (optimize_target_teams): Do not allow SSA names for clause operands.
15873 (gimplify_expr): Likewise for where we mark the result addressable.
15874 * passes.def (pass_init_datastructures): Remove.
15875 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15876 (rewrite_stmt): Likewise.
15877 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15878 (replace_locals_op): Replace SSA names.
15879 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15880 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15881 * cgraph.c (release_function_body): Free CFG annotations only
15882 when we have a CFG. Simplify.
15883 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15884 force_gimple_operand instead of get_initialized_tmp_var.
15885 * tree-pass.h (make_pass_init_datastructures): Remove.
15886 * tree-ssa.c (execute_init_datastructures): Remove.
15887 (pass_data_init_datastructures): Likewise.
15888 (class pass_init_datastructures): Likewise.
15889 (make_pass_init_datastructures): Likewise.
15890 * omp-low.c (create_omp_child_function): Init SSA data structures.
15891 (grid_expand_target_grid_body): Likewise.
15892 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15893 name before adding it to names_to_release.
15894 (remove_bb): Always release SSA defs.
15895 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15896 before dereferencing it.
15897 * cgraphunit.c (init_lowered_empty_function): Always
15898 int SSA data structures.
15899 * tree-ssanames.c (release_defs): Remove assert that we are in
15901 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15903 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15904 Uros Bizjak <ubizjak@gmail.com>
15906 PR rtl-optimization/70467
15907 * config/i386/predicates.md (x86_64_hilo_int_operand,
15908 x86_64_hilo_general_operand): New predicates.
15909 * config/i386/constraints.md (Wd): New constraint.
15910 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15911 (general_hilo_operand): New mode attr.
15912 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15913 instead of <general_operand>.
15914 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15915 x86_64_hilo_general_operand instead of <general_operand>.
15917 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15919 PR tree-optimization/70916
15920 * tree-if-conv.c (constant_or_ssa_name): Removed.
15921 (fold_build_cond_expr): Use is_gimple_val instead of
15922 constant_or_ssa_name.
15924 PR tree-optimization/70916
15925 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15926 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15929 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15930 (optimize_atomic_bit_test_and): New function.
15931 (pass_fold_builtins::execute): Use it.
15932 * optabs.def (atomic_bit_test_and_set_optab,
15933 atomic_bit_test_and_complement_optab,
15934 atomic_bit_test_and_reset_optab): New optabs.
15935 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15936 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15937 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15938 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15939 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15940 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15941 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15942 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15943 atomic_bit_test_and_complement@var{mode},
15944 atomic_bit_test_and_reset@var{mode}): Document.
15945 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15946 atomic_bit_test_and_complement<mode>,
15947 atomic_bit_test_and_reset<mode>): New expanders.
15948 (atomic_bit_test_and_set<mode>_1,
15949 atomic_bit_test_and_complement<mode>_1,
15950 atomic_bit_test_and_reset<mode>_1): New insns.
15952 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15954 PR rtl-optimization/70687
15955 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
15956 instead of unsigned HOST_WIDE_INT.
15958 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
15960 PR rtl-optimization/44281
15961 * hard-reg-set.h (struct target_hard_regs): New field
15962 x_fixed_nonglobal_reg_set.
15963 (fixed_nonglobal_reg_set): New macro.
15964 * reginfo.c (init_reg_sets_1): Initialize it.
15965 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
15967 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
15969 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15971 PR tree-optimization/56541
15972 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
15973 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
15974 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
15975 (any_complicated_phi): new static variable.
15976 (aggressive_if_conv): delete.
15977 (if_convertible_phi_p): support phis with more than two arguments.
15978 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
15979 critical pred edges.
15980 (ifcvt_split_critical_edges): support phis with more than two
15981 arguments by checking new parameter. only split critical edges
15983 (tree_if_conversion): handle simd pragma marked loop using new
15984 local variable aggressive_if_conv. check any_complicated_phi.
15986 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15988 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
15991 2016-05-03 Bin Cheng <bin.cheng@arm.com>
15993 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
15996 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
15998 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
15999 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16000 define_insn_and_split.
16001 (mulsi3_i): New define_insn_and_split.
16002 (mulsi3_call): Convert to define_insn.
16003 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16004 Remove constraints.
16006 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16008 * machmode.h (mode_complex): Add support to give the complex mode
16010 (GET_MODE_COMPLEX_MODE): Likewise.
16011 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16012 stored by build_complex_type and gfc_build_complex_type instead of
16013 trying to figure out the appropriate mode based on the size. Raise
16014 an assertion error, if the type was not set.
16015 * genmodes.c (struct mode_data): Add field for the complex type of
16017 (blank_mode): Likewise.
16018 (make_complex_modes): Remember the complex mode created in the
16020 (emit_mode_complex): Write out the mode_complex array to map a
16021 type mode to the complex version.
16022 (emit_insn_modes_c): Likewise.
16023 * tree.c (build_complex_type): Set the complex type to use before
16024 calling layout_type.
16025 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16026 support for __float128 complex datatypes.
16027 (rs6000_hard_regno_mode_ok): Likewise.
16028 (rs6000_setup_reg_addr_masks): Likewise.
16029 (rs6000_complex_function_value): Likewise.
16030 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16031 __float128 and __ibm128 complex.
16032 (FLOAT128_IBM_P): Likewise.
16033 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16034 * doc/extend.texi (Additional Floating Types): Document that
16035 -mfloat128 must be used to enable __float128. Document complex
16036 __float128 and __ibm128 support.
16038 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16041 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16042 char/short arguments promoted to int because of promote_prototypes.
16044 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16046 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16047 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16048 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16049 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16050 alternatives using "enabled" attribute. Use register_ssemem_operand
16051 as operand 1 predicate.
16052 (*cmpi<unord>xf_i387): Split XFmode pattern from
16053 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16054 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16055 *absneg<mode>2_i387. Disable unsupported alternatives using
16056 "enabled" attribute.
16057 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16059 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16061 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16063 (oacc_loop_process): Check mask for loop termination.
16065 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16067 * cif-code.def (CIF_THUNK): Add.
16068 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16071 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16073 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16074 (dump_inline_summary): Dump it.
16075 (fp_expression_p): New predicate.
16076 (estimate_function_body_sizes): Use it.
16077 (inline_merge_summary): Merge fp_expressions.
16078 (inline_read_section): Read fp_expressions.
16079 (inline_write_summary): Write fp_expressions.
16080 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16081 codegen boundary if either caller or callee is !fp_expressions.
16082 * ipa-inline.h (inline_summary): Add fp_expressions.
16083 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16084 to fp_expressions be sure the fp generation flags are updated.
16086 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16088 PR rtl-optimization/70467
16089 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16091 PR rtl-optimization/70467
16092 * ipa-pure-const.c (check_call): Handle internal calls even in
16093 ipa mode like in local mode.
16095 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16097 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16099 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16101 * match.pd (X u< X, X u> X): New transformations.
16103 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16105 * flag-types.h (enum warn_strict_overflow_code): Move ...
16106 * coretypes.h: ... here.
16107 * fold-const.h (fold_overflow_warning): Declare.
16108 * fold-const.c (fold_overflow_warning): Make non-static.
16109 (fold_comparison): Move the transformation of X +- C1 CMP C2
16110 into X CMP C2 -+ C1 ...
16111 * match.pd: ... here.
16112 * gimple-fold.c (fold_stmt_1): Protect with
16113 fold_defer_overflow_warnings.
16115 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16117 * omp-low.c (struct oacc_loop): Add 'inner' field.
16118 (new_oacc_loop_raw): Initialize it to zero.
16119 (oacc_loop_fixed_partitions): Initialize it.
16120 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16121 available partitioning.
16123 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16125 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16127 (umulsidi3): Likewise.
16128 (indirect_jump): Fix jump instruction assembly patterns.
16130 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16133 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16134 (nvptx_function_value): Assert non-NULL cfun.
16136 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16138 PR rtl-optimization/70886
16139 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16141 * cselib.h (rtx_equal_for_cselib_1): Declare.
16142 (rtx_equal_for_cselib_p: New inline function.
16143 * cselib.c (rtx_equal_for_cselib_p): Delete.
16144 (rtx_equal_for_cselib_1): Make public.
16146 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16148 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16149 (register_mixssei387nonimm_operand): Remove predicate.
16150 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16151 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16152 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16153 for TARGET_MIX_SSE_I387 alternatives.
16154 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16155 Disable unsupported alternatives using "enabled" attribute. Use
16156 nonimm_ssenomem_operand as operand 1 predicate. Also check
16157 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16159 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16161 * tree.c (cst_and_fits_in_hwi): Simplify.
16163 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16165 * tree.h (wi::to_wide): New function.
16166 * expr.c (expand_expr_real_1): Use wi::to_wide.
16167 * fold-const.c (int_const_binop_1): Likewise.
16168 (extract_muldiv_1): Likewise.
16170 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16172 * wide-int.h: Update offset_int and widest_int documentation.
16173 (WI_SIGNED_SHIFT_RESULT): New macro.
16174 (wi::binary_shift): Define signed_shift_result_type for
16175 shifts on offset_int- and widest_int-like types.
16176 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16177 * tree.h (int_bit_position): Use shift operators instead of wi::
16179 * alias.c (adjust_offset_for_component_ref): Likewise.
16180 * expr.c (get_inner_reference): Likewise.
16181 * fold-const.c (fold_comparison): Likewise.
16182 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16183 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16184 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16185 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16186 (stmt_kills_ref_p): Likewise.
16187 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16188 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16190 (ao_ref_init_from_vn_reference): Likewise.
16192 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16194 * wide-int.h: Update offset_int and widest_int documentation.
16195 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16196 (wi::binary_traits): Allow ordered comparisons between offset_int and
16197 offset_int, between widest_int and widest_int, and between either
16198 of these types and basic C types.
16199 (operator <, <=, >, >=): Define for the same combinations.
16200 * tree.h (tree_int_cst_lt): Use comparison operators instead
16201 of wi:: comparisons.
16202 (tree_int_cst_le): Likewise.
16203 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16204 (fold_nonarray_ctor_reference): Likewise.
16205 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16206 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16207 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16208 * tree-sra.c (completely_scalarize): Likewise.
16209 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16210 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16211 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16212 (check_for_binary_op_overflow): Likewise.
16213 (search_for_addr_array): Likewise.
16214 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16216 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16218 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16219 (arc_save_restore): Likewise.
16220 (arc_dwarf_register_span): Likewise.
16221 (arc_output_pic_addr_const): Initialize suffix variable.
16223 2016-05-02 Martin Liska <mliska@suse.cz>
16225 * symbol-summary.h (function_summary::function_summary):
16226 Remove checking assert for all cgraph nodes.
16227 (function_summary::get): Check summary_uid.
16228 (symtab_insertion): Check summary_uid.
16230 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16232 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16233 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16234 bmaskn instruction.
16235 (arc_dwarf_register_span): Remove enum keyword.
16236 (compact_memory_operand_p): New function.
16237 * config/arc/arc.h (reg_class): Add code density register classes.
16238 (REG_CLASS_NAMES): Likewise.
16239 (REG_CLASS_CONTENTS): Likewise.
16240 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16241 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16242 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16243 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16244 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16246 (h, Rcd, Rsd, Rzd): New register constraints.
16247 (T): Use compact_memory_operand_p function.
16248 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16250 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16252 * config/sh/sh.md (*negnegt, *movtt): Remove.
16254 2016-05-02 Marek Polacek <polacek@redhat.com>
16255 Tom de Vries <tom@codesourcery.com>
16257 PR tree-optimization/70700
16258 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16259 bigger than FIRST_REF_NODE.
16261 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16264 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16266 (prepare_cbranch_operands): Don't use scratch register. Assume that
16267 function is used when pseudos can be created.
16268 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16269 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16270 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16271 define_expand. Allow it only when pseudos can be created.
16272 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16274 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16276 * config/i386/constraints.md (BC): Only allow -1 operands.
16277 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16278 Add "enabled" attribute. Update XI mode attribute calculation.
16279 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16280 (*movoi_internal_avx): Update XI mode attribute calculation.
16281 (*movti_internal): Ditto.
16283 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16285 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16286 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16288 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16290 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16291 statement on instruction code. Remove trailing spaces.
16292 (altivec_expand_stv_builtin): Likewise.
16294 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16296 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16297 (TARGET_FPU_DOUBLE): Simplify.
16298 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16299 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16300 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16301 with 'TARGET_FPU_DOUBLE'.
16302 * config/sh/sh.md: Likewise.
16304 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16306 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16307 SH_DIV_STR_FOR_SIZE): Remove.
16308 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16309 SH_DIV_STR_FOR_SIZE): Remove.
16311 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16313 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16314 logical_reg_operand): Delete.
16315 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16316 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16317 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16318 match_operand and match_test.
16319 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16320 variables on their first use. Return bool values.
16321 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16322 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16323 arith_reg_operand for input operand. Remove empty constraints.
16325 (*xorsi3_compact): Rename to xorsi3.
16326 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16327 (*zero_extend<mode>si2_disp_mem): Update comment.
16330 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16332 * config/sh/t-sh: Remove SH5 support.
16333 * config.gcc: Likewise.
16334 * configure: Likewise.
16336 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16338 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16340 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16342 * config/sh/sh.c (register_sh_passes, sh_option_override,
16343 sh_print_operand, prepare_move_operands,
16344 sh_can_follow_jump): Remove TARGET_SH1 checks.
16345 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16346 PROMOTE_MODE): Likewise.
16347 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16350 2016-04-30 Alan Modra <amodra@gmail.com>
16352 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16353 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16354 Check for user regs later to avoid unnecessary looping over regs.
16355 Merge user reg check with non-saved reg check. Don't force
16356 inline VR restore when static chain used.
16357 (rs6000_frame_related): Omit eh_frame info for user regs when
16359 (fixed_regs_p): Delete.
16361 2016-04-30 Alan Modra <amodra@gmail.com>
16363 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16364 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16367 2016-04-30 Alan Modra <amodra@gmail.com>
16370 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16371 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16374 2016-04-30 Alan Modra <amodra@gmail.com>
16376 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16377 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16378 flag_pic test for Darwin.
16380 2016-04-30 Alan Modra <amodra@gmail.com>
16382 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16383 throw_calls_crossed.
16384 (REG_FREQ_CALLS_CROSSED): Delete.
16385 (REG_N_THROWING_CALLS_CROSSED): Delete.
16386 * regstat.c (regstat_bb_compute_ri): Don't calculate
16387 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16388 (dump_reg_info): Don't print call cross frequency.
16389 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16390 and REG_N_THROWING_CALLS_CROSSED.
16392 2016-04-30 Alan Modra <amodra@gmail.com>
16394 * regs.h (struct reg_info_t): Delete live_length.
16395 (REG_LIVE_LENGTH): Delete macro.
16396 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16397 local_live, local_processed and local_live_last_luid params.
16398 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16400 (regstat_compute_ri): Adjust for above. Don't set
16402 (dump_reg_info): Don't print live length.
16403 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16404 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16405 Localize loop_depth var.
16407 2016-04-30 Alan Modra <amodra@gmail.com>
16409 * ira.c (enum valid_equiv): New.
16410 (validate_equiv_mem): Return enum.
16411 (update_equiv_mem): Create replacement in more cases.
16412 (add_store_equivs): Update validate_equiv_mem call.
16414 2016-04-30 Alan Modra <amodra@gmail.com>
16416 * ira.c (combine_and_move_insns): Rather than scanning insns,
16417 use DF infrastucture to find use and def insns.
16419 2016-04-30 Alan Modra <amodra@gmail.com>
16421 ira.c (combine_and_move_insns): Move invariant conditions..
16422 (ira.c): ..to here. Call combine_and_move_insns before
16423 add_store_equivs. Call grow_reg_equivs later. Allocate
16424 req_equiv later using max_reg_num() rather than global max_regno.
16425 (contains_replace_regs): Delete.
16426 (add_store_equivs): Remove contains_replace_regs test.
16428 2016-04-30 Alan Modra <amodra@gmail.com>
16430 * ira.c (struct equiv_mem_data): New.
16431 (equiv_mem, equiv_mem_modified): Delete static vars.
16432 (validate_equiv_mem_from_store): Use "data" param to communicate..
16433 (validate_equiv_mem): ..from here.
16435 2016-04-30 Alan Modra <amodra@gmail.com>
16437 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
16439 (update_reg_equivs): ..here. Move allocation and freeing of
16440 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
16441 end_alias_analysis to..
16444 2016-04-30 Alan Modra <amodra@gmail.com>
16446 * ira.c (pdx_subregs): Delete.
16447 (struct equivalence): Add pdx_subregs field.
16448 (set_paradoxical_subreg): Remove pdx_subregs param. Update
16449 pdx_subregs access.
16450 (update_equiv_regs): Don't create or free pdx_subregs. Update
16451 pdx_subregs access.
16453 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16455 * config/rs6000/altivec.h: Change definitions of vec_xl and
16457 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
16458 (LD_ELEMREV_V2DI): New.
16459 (LD_ELEMREV_V4SF): New.
16460 (LD_ELEMREV_V4SI): New.
16461 (LD_ELEMREV_V8HI): New.
16462 (LD_ELEMREV_V16QI): New.
16463 (ST_ELEMREV_V2DF): New.
16464 (ST_ELEMREV_V2DI): New.
16465 (ST_ELEMREV_V4SF): New.
16466 (ST_ELEMREV_V4SI): New.
16467 (ST_ELEMREV_V8HI): New.
16468 (ST_ELEMREV_V16QI): New.
16471 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16472 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
16473 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
16474 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
16475 (altivec_expand_builtin): Add handling for
16476 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
16477 (rs6000_invalid_builtin): Add error-checking for
16478 RS6000_BTM_P9_VECTOR.
16479 (altivec_init_builtins): Define builtins used to implement vec_xl
16481 (rs6000_builtin_mask_names): Define power9-vector.
16482 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
16483 (RS6000_BTM_P9_VECTOR): Define.
16484 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
16485 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
16486 (vsx_ld_elemrev_v2df): Likewise.
16487 (vsx_ld_elemrev_v4sf): Likewise.
16488 (vsx_ld_elemrev_v4si): Likewise.
16489 (vsx_ld_elemrev_v8hi): Likewise.
16490 (vsx_ld_elemrev_v16qi): Likewise.
16491 (vsx_st_elemrev_v2df): Likewise.
16492 (vsx_st_elemrev_v2di): Likewise.
16493 (vsx_st_elemrev_v4sf): Likewise.
16494 (vsx_st_elemrev_v4si): Likewise.
16495 (vsx_st_elemrev_v8hi): Likewise.
16496 (vsx_st_elemrev_v16qi): Likewise.
16497 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
16500 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
16502 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
16504 (simplify_control_stmt_condition_1): ... here. Recurse into
16505 BIT_AND_EXPRs and BIT_IOR_EXPRs.
16507 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
16510 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
16511 (zero_extendqi<mode>2_dot): Revert earlier conversion from
16512 define_insn_and_split to define_insn.
16513 (zero_extendqi<mode>2_dot2): Same.
16514 (extendqi<mode>2_dot): Same.
16515 (extendqi<mode>2_dot2): Same.
16517 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16519 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
16520 (probe_stack): New expander.
16521 (probe_stack_<mode>): New insn pattern.
16523 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16525 * config/i386/i386.md
16526 (operations with memory inputs setting flags peephole2):
16527 Remove uneeded REG_P checks. Cleanup pattern generation.
16529 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
16531 * tree-vect-loop.c (vect_transform_loop): Fix
16532 nb_iterations_upper_bound computation for vectorized loop.
16534 2016-04-29 Marek Polacek <polacek@redhat.com>
16535 Jakub Jelinek <jakub@redhat.com>
16538 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
16539 TARGET_EXPR_SLOT as a base.
16541 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
16543 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
16544 with 'rCm2' constraints to limit possible immediate size.
16545 (*load_zeroextendqisi_update): Likewise.
16546 (*load_signextendqisi_update): Likewise.
16547 (*loadhi_update): Likewise.
16548 (*load_zeroextendhisi_update): Likewise.
16549 (*load_signextendhisi_update): Likewise.
16550 (*loadsi_update): Likewise.
16551 (*loadsf_update): Likewise.
16553 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16555 * config/i386/predicates.md (constm1_operand): Fix comparison.
16557 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16559 * testsuite/gcc.target/arc/ieee_eq.c: New test.
16561 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
16563 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
16564 remaining SH5 related settings.
16565 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
16566 shmedia_prepare_call_address): Delete.
16567 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
16568 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
16569 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
16570 UNSUPPORTED_SH2A): Remove m5 checks.
16571 (sh_divide_strategy_e): Remove SH5 division strategies.
16572 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
16573 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
16575 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16577 * config/s390/s390.c (s390_rtx_costs): Update documentation.
16579 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16581 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
16582 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
16583 Change lder to ldr.
16584 * config/s390/vector.md ("mov<mode>"): Likewise.
16586 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
16588 * config/s390/constraints.md ("U", "W"): Invoke
16589 s390_mem_constraint with "ZR" and "ZT".
16590 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
16591 addresses when using LRA. Accept also short displacements for S
16592 and T constraints. Do not check for long displacement target for
16593 S and T constraints.
16594 (s390_mem_constraint): Remove handling of U and W constraints.
16595 * config/s390/s390.md (various patterns): Remove the short
16596 displacement constraints (Q and R) if a long displacement
16597 constraint is present. Add longdisp as required CPU capability.
16598 * config/s390/vector.md: Likewise.
16599 * config/s390/vx-builtins.md: Likewise.
16601 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16604 * reload1.c (reload): Call finish_spills before
16605 restarting reload loop. Skip select_reload_regs
16606 if update_eliminables_and_spill returns true.
16608 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16610 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
16611 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
16612 (umulhisi3_imm): Update predicates and constraint letters.
16613 (umulhisi3_reg): Declare instruction as commutative.
16614 * config/arc/constraints.md (J12, J16): New constraints.
16615 * config/arc/predicates.md (short_unsigned_const_operand): New
16617 (arc_short_operand): Likewise.
16618 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
16620 2016-04-29 Richard Biener <rguenther@suse.de>
16622 PR tree-optimization/13962
16623 PR tree-optimization/65686
16624 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
16625 * tree-ssa-alias.c (ptrs_compare_unequal): New function
16626 using PTA to compare pointers.
16627 * match.pd: Add pattern for pointer equality compare simplification
16628 using ptrs_compare_unequal.
16630 2016-04-29 Richard Biener <rguenther@suse.de>
16632 * stor-layout.c (layout_type): Do not build a pointer-to-element
16635 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16637 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
16638 Use SWI mode iterator. Use general_reg_operand predicate.
16639 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
16640 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
16643 2016-04-29 Jakub Jelinek <jakub@redhat.com>
16645 PR middle-end/70843
16646 * fold-const.c (operand_equal_p): Don't verify hash value equality
16648 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
16651 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16654 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
16655 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
16656 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
16657 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
16658 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
16660 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16662 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
16663 to info. Don't initialize separate fields to 0. Clean up
16666 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16668 * config/i386/i386.md (peephole2s for operations with memory inputs):
16669 Use SWI mode iterator.
16670 (peephole2s for operations with memory outputs): Ditto.
16671 Do not check for stack checking probe.
16673 (probe_stack): Remove expander.
16675 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16676 Andrew Burgess <andrew.burgess@embecosm.com>
16678 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
16679 operands as 32-bits.
16681 2016-04-28 Jason Merrill <jason@redhat.com>
16683 * gdbinit.in: Skip line-map.h.
16685 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16686 Andrew Burgess <andrew.burgess@embecosm.com>
16688 * config/arc/arc.c (arc_conditional_register_usage): Take
16689 TARGET_RRQ_CLASS into account.
16690 (arc_print_operand): Support printing 'p' and 's' operands.
16691 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
16693 (TARGET_RRQ_CLASS): Define.
16694 (IS_POWEROF2_OR_0_P): Define.
16695 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
16697 (*tst_movb): New define_insn.
16698 (*tst): Avoid recognition if it could prevent '*tst_movb'
16699 combination; replace c/CnL with c/Chs alternative.
16700 (*tst_bitfield_tst): New define_insn.
16701 (*tst_bitfield_asr): New define_insn.
16702 (*tst_bitfield): New define_insn.
16703 (andsi3_i): Add Rrq variant.
16704 (extzv): New define_expand.
16705 (insv): New define_expand.
16706 (*insv_i): New define_insn.
16707 (*movb): New define_insn.
16708 (*movb_signed): New define_insn.
16709 (*movb_high): New define_insn.
16710 (*movb_high_signed): New define_insn.
16711 (*movb_high_signed + 1): New define_split pattern.
16712 (*mrgb): New define_insn.
16713 (*mrgb + 1): New define_peephole2 pattern.
16714 (*mrgb + 2): New define_peephole2 pattern.
16715 * config/arc/arc.opt (mbitops): New option for nps400, uses
16716 TARGET_NPS_BITOPS_DEFAULT.
16717 * config/arc/constraints.md (q): Make register class conditional.
16718 (Rrq): New register constraint.
16719 (Chs): New constraint.
16720 (Clo): New constraint.
16721 (Chi): New constraint.
16722 (Cbf): New constraint.
16723 (Cbn): New constraint.
16724 (C18): New constraint.
16725 (Cbi): New constraint.
16727 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16729 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16731 (bitmap_intersection_of_preds): Ditto.
16732 (bitmap_union_of_succs): Ditto.
16733 (bitmap_union_of_preds): Ditto.
16734 * sbitmap.c (do_popcount): Delete.
16735 (BITMAP_DEBUGGING): Delete.
16736 (sbitmap_verify_popcount): Delete.
16737 (sbitmap_alloc): Don't initialize the popcount field.
16738 (sbitmap_alloc_with_popcount): Delete.
16739 (sbitmap_resize): Don't resize the popcount array.
16740 (sbitmap_vector_alloc): Don't initialize the popcount field.
16741 (bitmap_copy): Don't copy the popcount array.
16742 (bitmap_clear): Don't clear the popcount array.
16743 (bitmap_clear): Delete the popcount array handling.
16744 (bitmap_ior_and_compl): Delete the popcount assert.
16745 (bitmap_not): Ditto.
16746 (bitmap_and_compl): Ditto.
16747 (bitmap_and): Delete the popcount array handling.
16748 (bitmap_xor): Ditto.
16749 (bitmap_ior): Ditto.
16750 (bitmap_or_and): Delete the popcount assert.
16751 (bitmap_and_or): Ditto.
16752 (popcount_table): Delete.
16753 (sbitmap_elt_popcount): Delete.
16754 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16755 (bitmap_set_bit): Delete the popcount assert.
16756 (bitmap_clear_bit): Ditto.
16757 (sbitmap_free): Don't free the popcount array.
16758 (sbitmap_alloc_with_popcount): Delete declaration.
16759 (sbitmap_popcount): Ditto.
16761 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16762 Andrew Burgess <andrew.burgess@embecosm.com>
16764 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16765 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16766 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16767 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16768 * config/arc/arc.opt (mcmem): New option.
16769 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16770 supply length for r/m alternative.
16771 (*extendqisi2_ac): Likewise.
16772 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16774 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16775 (movhi_insn): Likewise.
16776 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16777 (*zero_extendqihi2_i): Add r/Ucm alternative.
16778 (*zero_extendqisi2_ac): Likewise.
16779 (*zero_extendhisi2_i): Likewise.
16780 * config/arc/constraints.md (Uex): New memory constraint.
16781 (Ucm): New define_constraint.
16782 * config/arc/predicates.md (long_immediate_loadstore_operand):
16783 Return 0 for MEM with cmem_address address.
16784 (cmem_address_0): New predicates.
16785 (cmem_address_1): Likewise.
16786 (cmem_address_2): Likewise.
16787 (cmem_address): Likewise.
16789 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16791 * config/rs6000/rs6000.c (machine_function): Rename
16792 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16793 (rs6000_stack_info): Adjust.
16795 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16796 Andrew Burgess <andrew.burgess@embecosm.com>
16798 * config/arc/constraints.md (Usd): Convert to define_constraint.
16802 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16805 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16806 Add new peephole2 where the first insn is *mov<mode>_or instead of
16807 *mov<mode>_internal.
16809 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16811 * tracer.c (bb_seen): Make static.
16813 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16815 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16816 support, setup defaults.
16817 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16818 * config/arc/arc.c (arc_init): Add NPS400 support.
16819 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16820 (TARGET_ARC700): NPS400 is also an ARC700.
16821 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16823 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16826 * config/nds32/nds32.md (casesi): Don't access the operands array
16829 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16831 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16832 (or $-1,reg peephole2): Ditto.
16833 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16835 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16837 * doc/extend.texi (Common Function Attributes) [optimize]:
16838 Discourage use of the optimize attribute.
16840 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16842 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16843 special case builtin.
16844 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16845 ALTIVEC_BUILTIN_VEC_ADDE.
16846 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16847 support for ALTIVEC_BUILTIN_VEC_ADDE.
16848 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16849 for __builtin_vec_adde.
16851 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16853 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16854 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16856 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16859 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16860 attributes): Document cilkplus_runtime.
16862 2016-04-28 Martin Jambor <mjambor@suse.cz>
16864 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16865 this function. Call verify_expr on MEM_REFs and bases of other
16866 handled_components.
16868 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16870 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16871 for WORD_REGISTER_OPERATIONS to runtime check.
16873 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16875 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16877 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16879 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16880 big-endian compilation.
16881 * config/arc/arc.md (addf3): Likewise.
16882 (subdf3): Likewise.
16883 (muldf3): Likewise.
16885 2016-04-28 Richard Biener <rguenther@suse.de>
16887 PR tree-optimization/70840
16888 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16889 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16890 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16891 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16893 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16895 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16896 and explain why in a comment.
16898 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16900 * config/arc/arc.md (cpu_facility): Add fpx variant.
16901 (subdf3): Prohibit use reverse sub when assist operations option
16903 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16904 instructions only when FPX is enabled.
16905 * testsuite/gcc.target/arc/trsub.c: New test.
16907 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16909 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16910 mult_operator when calculating "type" attribute.
16911 (*fop_<mode>_1_i387): Ditto.
16912 (*fop_xf_1_i387): Ditto.
16913 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16914 Use std::swap to swap operands. Use RTL expressions to generate
16917 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16918 Joern Rennecke <joern.rennecke@embecosm.com>
16920 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16922 (emit_pic_move): Remove.
16923 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16924 * config/arc/arc.c (emit_pic_move): Removed.
16925 (TARGET_HAVE_TLS): Define.
16926 (arc_conditional_register_usage): Test for arc_tp_regno.
16927 (arc_print_operand, arc_print_operand_address): Handle TLS
16929 (arc_needs_pcl_p): New function.
16930 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16931 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16932 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16933 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16934 (arc_legitimize_tls_address): Likewise.
16935 (DTPOFF_ZERO_SYM): Define.
16936 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16937 (arc_output_pic_addr_const): Print TLS unspecs.
16938 (prepare_pic_move): New function, replaces emit_pic_move.
16939 (arc_legitimate_constant_p): Handle TLS unspecs.
16940 (arc_legitimate_address_p): Likewise.
16941 (arc_rewrite_small_data_p): Use assert for TLS constants.
16942 (prepare_move_operands): Use prepare_pic_move.
16943 (arc_legitimize_address): Legitimize tls addresses.
16944 (arc_epilogue_uses): Check for arc_tp_regno.
16945 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16946 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16948 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16950 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16951 %(arc_tls_extra_start_spec).
16952 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16953 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
16955 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
16956 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
16957 (UNSPEC_TLS_OFF): Add.
16959 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
16960 (get_thread_pointersi): New patterns.
16961 * config/arc/arc.opt (mtp-regno): New option.
16962 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
16963 (move_dest_operand): Likewise.
16964 * configure: Regenerate.
16965 * configure.ac: Add arc*-*-* case to test for tls.
16966 * doc/invoke.texi (ARC options): Document mtp-regno.
16968 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16970 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
16971 the new ARC HS SIMD instructions.
16972 (arc_preferred_simd_mode): New function.
16973 (arc_autovectorize_vector_sizes): Likewise.
16974 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
16975 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
16976 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
16977 (arc_init_builtins): Add new SIMD builtin types.
16978 (arc_split_move): Handle 64 bit vector moves.
16979 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
16980 (TARGET_PLUS_QMACW): Define.
16981 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
16982 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
16983 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
16984 (VSUBADD4H): New builtins.
16985 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
16986 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
16988 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
16989 Matthias Klose <doko@debian.org>
16991 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
16993 2016-04-28 Richard Biener <rguenther@suse.de>
16995 PR middle-end/70777
16996 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
16999 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17001 * common/config/sh/sh-common.c: Remove SH5 support.
17002 * config/sh/constraints.md: Likewise.
17003 * config/sh/config/sh/elf.h: Likewise.
17004 * config/sh/linux.h: Likewise.
17005 * config/sh/netbsd-elf.h: Likewise.
17006 * config/sh/predicates.md: Likewise.
17007 * config/sh/sh-c.c: Likewise.
17008 * config/sh/sh-protos.h: Likewise.
17009 * config/sh/sh.c: Likewise.
17010 * config/sh/sh.h: Likewise.
17011 * config/sh/sh.md: Likewise.
17012 * config/sh/sh.opt: Likewise.
17013 * config/sh/sync.md: Likewise.
17014 * config/sh/sh64.h: Delete.
17015 * config/sh/shmedia.h: Likewise.
17016 * config/sh/shmedia.md: Likewise.
17017 * config/sh/sshmedia.h: Likewise.
17018 * config/sh/t-netbsd-sh5-64: Likewise.
17019 * config/sh/t-sh64: Likewise.
17020 * config/sh/ushmedia.h: Likewise.
17022 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17024 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17025 general_reg_operand instead of register_operand predicate.
17027 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17029 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17031 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17033 * match.pd (A - B > A, A + B < A): New transformations.
17035 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17037 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17038 which defaults to true. Emit an outer pair of parentheses only if
17039 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17040 don't emit parentheses for the right-hand operand.
17042 2016-04-27 Jeff Law <law@redhat.com>
17044 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17046 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17048 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17049 (altivec_lvx_<mode>_internal): Document.
17050 (altivec_lvx_<mode>_2op): New define_insn.
17051 (altivec_lvx_<mode>_1op): Likewise.
17052 (altivec_lvx_<mode>_2op_si): Likewise.
17053 (altivec_lvx_<mode>_1op_si): Likewise.
17054 (altivec_stvx_<mode>): Remove.
17055 (altivec_stvx_<mode>_internal): Document.
17056 (altivec_stvx_<mode>_2op): New define_insn.
17057 (altivec_stvx_<mode>_1op): Likewise.
17058 (altivec_stvx_<mode>_2op_si): Likewise.
17059 (altivec_stvx_<mode>_1op_si): Likewise.
17060 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17061 Expand vec_ld and vec_st during parsing.
17062 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17064 (altivec_expand_stvx_be): Likewise.
17065 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17066 address-masking behavior in RTL.
17067 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17068 address-masking behavior in RTL.
17069 (altivec_expand_builtin): Change builtin code arguments for calls
17070 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17071 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17072 presence of lvx/stvx patterns.
17073 (alignment_with_canonical_addr): New function.
17074 (alignment_mask): Likewise.
17075 (find_alignment_op): Likewise.
17076 (recombine_lvx_pattern): Likewise.
17077 (recombine_stvx_pattern): Likewise.
17078 (recombine_lvx_stvx_patterns): Likewise.
17079 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17080 stvx patterns from expand.
17081 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17083 (vector_altivec_store_<mode>): Likewise.
17085 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17087 * config/aarch64/aarch64.md
17088 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17089 remove the "fp" attributes.
17090 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17091 add the "simd" attributes.
17092 (*movdf_aarch64): Likewise.
17093 (*movtf_aarch64): Remove the "fp" attributes.
17094 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17095 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17097 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17099 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17100 rtx to rtx_code_label *.
17101 * rtl.h (maybe_set_first_label_num): Likewise.
17103 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17105 * df-core.c (df_add_problem): Make the problem param be const.
17106 (df_remove_problem): Make local "problem" be const.
17107 * df-problems.c (problem_RD): Make const.
17108 (problem_LR): Likewise.
17109 (problem_LIVE): Likewise.
17110 (problem_MIR): Likewise.
17111 (problem_CHAIN): Likewise.
17112 (problem_WORD_LR): Likewise.
17113 (problem_NOTE): Likewise.
17114 (problem_MD): Likewise.
17115 * df-scan.c (problem_SCAN): Likewise.
17116 * df.h (struct df_problem): Make field "dependent_problem" be
17118 (struct dataflow): Likewise for field "problem".
17119 (df_add_problem): Make param const.
17121 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17123 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17124 inter-unit moves to/from vector registers are enabled. Do not disable
17127 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17129 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17130 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17132 (enum df_problem_id): ...this new enum.
17133 (struct df_problem): Convert field "id" from "int" to
17134 enum df_problem_id.
17136 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17138 * rtl.def: Update comment for "things in the instruction chain" to
17139 reflect the removal of the leading "i" field for INSN_UID in
17140 r210360. Fix bogus apostrophe.
17142 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17144 * config/i386/i386.md
17145 (lea arith with mem operand + setcc peephole2): Set operator mode.
17147 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17150 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17151 (dimode_scalar_to_vector_candidate_p): This.
17152 (timode_scalar_to_vector_candidate_p): New function.
17153 (scalar_to_vector_candidate_p): Likewise.
17154 (timode_check_non_convertible_regs): Likewise.
17155 (timode_remove_non_convertible_regs): Likewise.
17156 (remove_non_convertible_regs): Likewise.
17157 (remove_non_convertible_regs): Renamed to ...
17158 (dimode_remove_non_convertible_regs): This.
17159 (scalar_chain::~scalar_chain): Make it virtual.
17160 (scalar_chain::compute_convert_gain): Make it pure virtual.
17161 (scalar_chain::mark_dual_mode_def): Likewise.
17162 (scalar_chain::convert_insn): Likewise.
17163 (scalar_chain::convert_registers): Likewise.
17164 (scalar_chain::add_to_queue): Make it protected.
17165 (scalar_chain::emit_conversion_insns): Likewise.
17166 (scalar_chain::replace_with_subreg): Likewise.
17167 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17168 (scalar_chain::convert_op): Likewise.
17169 (scalar_chain::convert_reg): Likewise.
17170 (scalar_chain::make_vector_copies): Likewise.
17171 (scalar_chain::convert_registers): New pure virtual function.
17172 (class dimode_scalar_chain): New class.
17173 (class timode_scalar_chain): Likewise.
17174 (scalar_chain::mark_dual_mode_def): Renamed to ...
17175 (dimode_scalar_chain::mark_dual_mode_def): This.
17176 (timode_scalar_chain::mark_dual_mode_def): New function.
17177 (timode_scalar_chain::convert_insn): Likewise.
17178 (dimode_scalar_chain::convert_registers): Likewise.
17179 (scalar_chain::compute_convert_gain): Renamed to ...
17180 (dimode_scalar_chain::compute_convert_gain): This.
17181 (scalar_chain::replace_with_subreg): Renamed to ...
17182 (dimode_scalar_chain::replace_with_subreg): This.
17183 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17184 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17185 (scalar_chain::make_vector_copies): Renamed to ...
17186 (dimode_scalar_chain::make_vector_copies): This.
17187 (scalar_chain::convert_reg): Renamed to ...
17188 (dimode_scalar_chain::convert_reg ): This.
17189 (scalar_chain::convert_op): Renamed to ...
17190 (dimode_scalar_chain::convert_op): This.
17191 (scalar_chain::convert_insn): Renamed to ...
17192 (dimode_scalar_chain::convert_insn): This.
17193 (scalar_chain::convert): Call convert_registers.
17194 (convert_scalars_to_vector): Change to scalar_chain pointer to
17195 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17196 in 32-bit mode. Delete scalar_chain pointer. Call
17197 free_dominance_info in 64-bit mode.
17198 (pass_stv::gate): Remove TARGET_64BIT check.
17199 (ix86_option_override): Put the 64-bit STV pass before the CSE
17202 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17204 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17205 dw_loc_frame_offset field.
17206 * dwarf2out.c (new_loc_descr): Likewise.
17207 (resolve_args_picking_1): Turn the VISITED hash set into a
17208 FRAME_OFFSET hash map. Use it to associate a frame offset to
17209 visited nodes. Remove uses of the CHECKING_P macro.
17210 (resolve_args_picking): Update call to resolve_args_picking_1.
17212 2016-04-27 Martin Liska <mliska@suse.cz>
17214 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17215 (free_loop_data): Release vuses of groups.
17217 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17219 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17220 instead of redundant use_id and boolean have_use_for.
17221 (struct iv_use): Change sub_id into group_id. Remove field next.
17222 Move fields: related_cands, n_map_members, cost_map and selected
17224 (struct iv_group): ... here. New structure.
17225 (struct iv_common_cand): Use structure declaration directly.
17226 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17227 (MAX_CONSIDERED_USES): Rename macro to ...
17228 (MAX_CONSIDERED_GROUPS): ... here.
17229 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17230 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17231 (dump_uses): Rename to ...
17232 (dump_groups): ... here. Update all uses.
17233 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17234 (find_induction_variables): Refactor format of dump information.
17235 (record_sub_use): Delete.
17236 (record_use): Update all uses.
17237 (record_group): New function.
17238 (record_group_use, find_interesting_uses_op): Call above functions.
17240 (find_interesting_uses_cond): Ditto.
17241 (group_compare_offset): New function.
17242 (split_all_small_groups): Rename to ...
17243 (split_small_address_groups_p): ... here. Update all uses.
17244 (split_address_groups): Update all uses.
17245 (find_interesting_uses): Refactor format of dump information.
17246 (add_candidate_1): Update all uses. Remove redundant check on iv,
17248 (add_candidate, record_common_cand): Remove redundant assert.
17249 (add_iv_candidate_for_biv): Update use.
17250 (add_iv_candidate_derived_from_uses): Update all uses.
17251 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17252 (alloc_use_cost_map): Ditto.
17253 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17254 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17255 (determine_use_iv_cost_generic): Ditto.
17256 (determine_group_iv_cost_generic): Ditto.
17257 (determine_use_iv_cost_address): Ditto.
17258 (determine_group_iv_cost_address): Ditto.
17259 (determine_use_iv_cost_condition): Ditto.
17260 (determine_group_iv_cost_cond): Ditto.
17261 (determine_use_iv_cost): Ditto.
17262 (determine_group_iv_cost): Ditto.
17263 (set_autoinc_for_original_candidates): Update all uses.
17264 (find_iv_candidates): Update all uses. Refactor dump information.
17265 (determine_use_iv_costs): Ditto.
17266 (determine_iv_costs): Ditto.
17267 (iv_ca_cand_for_use): Rename to ...
17268 (iv_ca_cand_for_group): ... here. Update all uses.
17269 (iv_ca_add_use, iv_ca_add_group): Ditto.
17270 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17271 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17272 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17273 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17274 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17275 (create_new_iv, adjust_iv_update_pos): Ditto.
17276 (rewrite_use_address): Delete.
17277 (rewrite_use_address_1): Rename to ...
17278 (rewrite_use_address): ... here.
17279 (rewrite_use_compare): Update all uses.
17280 (rewrite_use): Delete.
17281 (rewrite_uses): Rename to ...
17282 (rewrite_groups): ... here. Update all uses.
17283 (remove_unused_ivs, free_loop_data): Update all uses.
17284 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17286 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17288 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17289 for WORD_REGISTER_OPERATIONS to runtime check.
17291 2016-04-27 Richard Biener <rguenther@suse.de>
17294 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17295 aggregate_value_p to determine if a function result is
17296 returned by reference.
17297 (ipa_pta_execute): Functions having their address taken are
17298 not automatically nonlocal.
17300 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17303 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17304 * fold-const.c (operand_equal_p): If flag_checking and
17305 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17306 and if it returns non-zero, assert iterative_hash_expr on both
17309 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17311 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17313 2016-04-27 Nick Clifton <nickc@redhat.com>
17315 PR middle-end/49889
17316 * varasm.c (merge_weak): Generate an error if an attempt is made
17317 to convert a non-weak static function into a weak, public function.
17319 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17321 * params.def (MAX_PARTITION_SIZE): New param.
17322 * doc/invoke.texi: Document lto-max-partition.
17324 2016-04-27 Richard Biener <rguenther@suse.de>
17327 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17328 function cummulating used_from_other_partition, externally_visible
17329 and force_output from aliases.
17330 (refered_from_nonlocal_var): Likewise.
17331 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17332 node flags properly.
17334 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17336 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17337 (-Wmemset-elt-size): New item.
17339 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17342 * stor-layout.h (internal_reference_types): Delete.
17343 * stor-layout.c (reference_types_internal): Likewise.
17344 (internal_reference_types): Likewise.
17345 (layout_type) <REFERENCE_TYPE>: Adjust.
17347 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17350 * tree.h (inchash::add_expr): Add FLAGS argument.
17351 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17352 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17353 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17354 Formatting fix. Adjust recursive calls. For tcc_comparison,
17355 if swap_tree_comparison (code) is smaller than code, hash that
17356 and arguments in the other order. Hash CONVERT_EXPR the same
17357 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17358 of ADDR_EXPR of decl as the decl itself. Add or remove
17359 OEP_ADDRESS_OF from recursive flags as needed. For
17360 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17361 operands commutatively and only the third one normally.
17362 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17364 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17366 * config/rtems.h (LIB_SPEC): Add -latomic.
17368 2016-04-27 Joel Sherrill <joel@rtems.org>
17370 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17371 xilink.ld and flags not relevant to RTEMS.
17373 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17375 * toplev.c (backend_init_target): Avoid calling init_reload when using
17378 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17380 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17381 for loops rather than one for the whole function.
17383 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17385 * match.pd (X + CST CMP X): New transformation.
17387 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17389 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17390 * fold-const.c (fold_binary_loc): Remove 2 transformations
17391 superseded by match.pd.
17392 * match.pd (x+x -> x*2): Generalize to integers.
17394 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17396 * config/i386/i386.md (operation on memory peephole): Duplicate an
17397 existing peephole and adapt it to match lea rather than an operation
17400 PR rtl-optimization/57193
17401 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17403 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17405 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17407 * tree-if-conv.c (any_pred_load_store): New static variable.
17408 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17409 any_pred_load_store instead of and_mask_load_store.
17410 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17411 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17412 (combine_blocks, tree_if_conversion): Ditto.
17414 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17416 PR tree-optimization/70771
17417 PR tree-optimization/70775
17418 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17419 virtual PHI nodes. Delete parameter.
17420 (if_convertible_loop_p_1): Delete argument to above function.
17421 (predicate_all_scalar_phis): Delete code handling single-argument
17423 (tree_if_conversion): Mark and update virtual SSA.
17425 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17428 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17429 (x86_elf_aligned_common): Rename to ...
17430 (x86_elf_aligned_decl_common): ... this.
17431 Add decl arg. Switch to .lbss for largecomm object. Use
17432 LARGECOMM_SECTION_ASM_OP.
17433 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
17435 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
17436 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
17438 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
17439 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
17441 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17444 * config/i386/i386.c (SECTION_LARGE): Define.
17445 (x86_64_elf_select_section): Set it for large data/bss sections.
17446 Only clear SECTION_WRITE for .lrodata.
17447 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
17449 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
17450 * varasm.c (default_elf_asm_named_section): Grow flagchars.
17451 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
17453 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
17454 * doc/tm.texi: Regenerate.
17456 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17459 * configure.ac (--enable-checking): Document extra flag, for
17460 non-release builds default to --enable-checking=yes,extra.
17461 If misc checking and extra checking, define CHECKING_P to 2 instead
17463 * common.opt (fchecking=): Add.
17464 * doc/invoke.texi (-fchecking=): Document.
17465 * doc/install.texi: Document --enable-checking changes.
17466 * configure: Regenerated.
17467 * config.in: Regenerated.
17469 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17471 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
17472 attribute instead of which_alternative.
17473 * config/i386/sse.md (*mov<mode>_internal): Ditto.
17474 Use EXT_REX_SSE_REG_P where appropriate.
17476 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17478 * config/i386/predicates.md (const0_operand): Do not match
17479 const_wide_int code.
17480 (const1_operand): Ditto.
17482 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17484 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
17485 for SSE constm1 operands and TARGET_AVX512VL.
17486 (*movti_internal): Ditto.
17487 (*mov<mode>_or): Use constm1_operand predicate.
17488 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
17489 for SSE vector_all_ones operands and TARGET_AVX512VL.
17490 * config/i386/predicates.md (constm1_operand): New predicate.
17491 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
17492 emission of constant -1 load.
17494 2016-04-25 Jason Merrill <jason@redhat.com>
17496 * gdbinit.in: Skip is-a.h.
17498 * attribs.c (register_scoped_attributes): Fix logic.
17499 * attribs.h: Declare register_scoped_attributes.
17501 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17503 * config/rs6000/rs6000-builtin.def: Correct pasto error for
17504 stxvd2x and stxvw4x built-in functions.
17506 2016-04-25 DJ Delorie <dj@redhat.com>
17508 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
17509 (ashrhi3): Likewise.
17510 (lshrhi3): Likewise.
17512 2016-04-25 Richard Biener <rguenther@suse.de>
17514 PR tree-optimization/70780
17515 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
17516 wasn't visited yet.
17517 (compute_antic): Mark blocks with abnormal preds as visited as
17518 they have a final empty antic-in solution already.
17520 2016-04-25 Michael Collison <michael.collison@linaro.org>
17522 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
17524 2016-04-25 Michael Collison <michael.collison@linaro.org>
17526 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
17527 mode is VQI to improve mixed mode vectorization.
17528 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
17529 define_insn to match low half of signed vaddw.
17530 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
17531 define_insn to match high half of signed vaddw.
17532 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
17533 define_insn to match low half of unsigned vaddw.
17534 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
17535 define_insn to match high half of unsigned vaddw.
17536 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
17537 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17538 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
17540 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17541 * config/arm/predicates.md (vect_par_constant_high): Support
17542 big endian and simplify by calling
17543 arm_simd_check_vect_par_cnst_half
17544 (vect_par_constant_low): Likewise.
17546 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17548 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
17549 predicate for operand 2.
17551 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
17552 H.J. Lu <hongjiu.lu@intel.com>
17554 * config/i386/i386-protos.h (standard_sse_constant_p): Add
17555 machine_mode argument.
17556 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
17557 constm1_rtx operands. For VOIDmode constants, get mode from
17558 pred_mode. Check mode size if the mode is supported by ABI.
17559 (standard_sse_constant_opcode): Do not use standard_constant_p.
17560 Strictly check ABI support for all-ones operands.
17561 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
17562 immediates. Update calls to standard_sse_constant_p.
17563 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
17564 (ix86_rtx_costs): Ditto.
17565 * config/i386/i386.md (*movxi_internal_avx512f): Use
17566 nonimmediate_or_sse_const_operand instead of vector_move_operand.
17567 Use (v,BC) alternative instead of (v,C). Use register_operand
17568 checks instead of MEM_P.
17569 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
17570 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
17571 isa attribute. Use register_operand checks instead of MEM_P.
17572 (*movti_internal): Use nonimmediate_or_sse_const_operand for
17573 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
17574 alternative and corresponding sse2 isa attribute.
17575 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
17576 to standard_sse_constant_p.
17577 (FP constant splitters): Ditto.
17578 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
17580 * config/i386/predicates.md (constm1_operand): Remove.
17581 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
17582 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
17583 vector_all_ones_operand instead of constm1_operand.
17585 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17587 * print-rtl.c (print_rtx_insn_vec): New function.
17588 * print-rtl.h: New prototype.
17589 * store-motion.c (struct st_expr): Make avail_stores a vector.
17590 (st_expr_entry): Adjust.
17591 (free_st_expr_entry): Likewise.
17592 (print_store_motion_mems): Likewise.
17593 (find_moveable_store): Likewise.
17594 (compute_store_table): Likewise.
17595 (delete_store): Likewise.
17596 (build_store_vectors): Likewise.
17598 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17600 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
17602 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17604 * vec.h (vec_safe_contains): New function.
17605 (vec::contains): Likewise.
17606 (vec::begin): Likewise.
17607 (vec::end): Likewise.
17609 2016-04-23 Jakub Jelinek <jakub@redhat.com>
17612 * cfgexpand.c (expand_stack_vars): Fix typo.
17614 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17616 * system.h (list, map, set, vector): Include conditionally.
17617 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
17618 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
17619 * ipa-icf.c (INCLUDE_LIST): Define.
17620 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
17621 * config/sh/sh.c (INCLUDE_VECTOR): Define.
17622 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
17623 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
17624 * cp/logic.cc (INCLUDE_LIST): Define.
17625 * fortran/trans-common.c (INCLUDE_MAP): Define.
17627 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17629 * auto-profile.c: Remove <string.h> include.
17630 * ipa-icf-gimple.c: Remove <list> include.
17631 * diagnostic.c: Remove <new> include.
17632 * genmatch.c: Likewise.
17633 * pretty-print.c: Likewise.
17634 * toplev.c: Likewise
17635 * c/c-objc-common.c: Likewise.
17636 * cp/error.c: Likewise.
17637 * fortran/error.c: Likewise.
17639 2016-04-22 Richard Biener <rguenther@suse.de>
17641 * lto-streamer-in.c (input_ssa_names): Do not allocate
17642 GIMPLE_NOP for all SSA names.
17643 * lto-streamer-out.c (output_ssa_names): Do not output
17644 SSA names that should have been released.
17646 2016-04-22 Richard Biener <rguenther@suse.de>
17648 PR tree-optimization/70740
17649 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
17652 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
17655 * config/i386/predicates.md (call_insn_operand): Replace
17656 sibcall_memory_operand with memory_operand.
17658 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
17660 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
17661 has_single_use() tests.
17662 (register_edge_assert_for_1): Likewise.
17663 (find_assert_locations_1): Check the liveness bitmap instead of
17664 checking has_single_use().
17666 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
17669 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
17670 Extract AVX-512BW constraint from AVX.
17672 2016-04-21 Richard Biener <rguenther@suse.de>
17674 PR tree-optimization/70725
17675 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
17676 for phi_convertible_by_degenerating_args.
17677 (predicate_all_scalar_phis): Handle single-argument PHIs.
17679 2016-04-21 Richard Biener <rguenther@suse.de>
17681 PR middle-end/70747
17682 * fold-const.c (fold_comparison): Return properly typed
17685 2016-04-21 Bin Cheng <bin.cheng@arm.com>
17687 PR tree-optimization/70715
17688 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17689 after expanding BASE using expand_simple_operations.
17691 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17693 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
17694 New transformations.
17696 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17698 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
17700 2016-04-20 Jan Hubicka <jh@suse.cz>
17702 * ipa-inline.c (can_inline_edge_p): Pass caller info to
17703 ultiimate_alias_target.
17704 (update_callee_keys): Likewise.
17705 (lookup_recursive_calls): Likewise.
17706 (speculation_useful_p): Likewise.
17708 2016-04-20 Jan Hubicka <jh@suse.cz>
17711 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
17712 (set_nothrow_flag_1): ... this; handle interposition correctly;
17713 recurse on aliases and thunks.
17714 (cgraph_node::set_nothrow_flag): New.
17715 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
17716 functions compiled with non-call exceptions that binds to current
17718 (propagate_nothrow): Be safe WRT interposition.
17719 * cgraph.h (set_nothrow_flag): Update prototype.
17721 2016-04-18 Jan Hubicka <jh@suse.cz>
17723 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17724 max_loop_iterations_int.
17725 (tree_unswitch_outer_loop): Likewise.
17727 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17729 PR tree-optimization/69489
17730 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17731 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17732 Revise dump message.
17733 (if_convertible_bb_p): Remove check on edge count of basic block's
17736 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17738 PR tree-optimization/56625
17739 PR tree-optimization/69489
17740 * tree-data-ref.h (DR_INNERMOST): New macro.
17741 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17742 hashing struct innermost_loop_behavior.
17743 (ref_DR_map): Remove.
17744 (innermost_DR_map): New map.
17745 (baseref_DR_map): Revise comment.
17746 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17747 to innermost_DR_map accroding to its innermost loop behavior.
17748 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17749 to its innermost loop behavior.
17750 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17751 Add initialization for innermost_DR_map. Record memory reference
17752 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17753 have innermost loop behavior.
17754 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17757 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17759 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17760 *lea_general_1. Use explicit SWI12 mode interator.
17761 (*lea<mode>_general_2): Rename from *lea_general_2.
17762 Use explicit SWI12 mode interator.
17763 (*lea<mode>_general_3): Rename from *lea_general_3.
17764 Use explicit SWI12 mode interator.
17765 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17766 Use explicit SWI12 mode interator.
17767 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17768 Use explicit SWI48 mode interator.
17770 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17772 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17773 Short-cut unaligned load and store cases. Handle all integer
17775 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17776 and store cases. Call ix86_avx256_split_vector_move_misalign
17777 directly without checking mode class.
17779 2016-04-20 Andrew Pinski <apinski@cavium.com>
17780 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17783 * config/aarch64/aarch64.md (sibcall): Force call
17784 address to be DImode for ILP32.
17785 (sibcall_value): Likewise.
17787 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17789 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17791 2016-04-20 Richard Biener <rguenther@suse.de>
17793 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17794 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17795 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17796 (maybe_push_res_to_seq): Adjust.
17797 * gimple-fold.c (maybe_build_generic_op): Likewise.
17799 2016-04-20 Marek Polacek <polacek@redhat.com>
17801 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17804 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17806 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17807 use kmovw to support AVX512F target.
17809 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17811 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17813 2016-04-20 Marek Polacek <polacek@redhat.com>
17815 PR tree-optimization/70725
17816 * tree-if-conv.c (is_false_predicate): New function.
17817 (predicate_mem_writes): Use it.
17819 2016-04-20 Richard Biener <rguenther@suse.de>
17821 PR tree-optimization/70726
17822 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17823 shift amounts from a pattern stmt operand.
17825 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17828 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17829 stack_restore_from_fpr pattern when restoring r15.
17830 (s390_optimize_prologue): Strip away the memory barrier in the
17831 parallel when trying to get rid of restore insns.
17832 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17833 definition for loading the stack pointer from an FPR. Compared to
17834 the normal move insn this pattern includes a full memory barrier.
17836 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17838 PR middle-end/70680
17839 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17840 implicitly linear or lastprivate iterator on the outer context.
17842 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17844 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17846 * config/i386/i386.md (ssememalign): Removed.
17847 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17849 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17852 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17853 const short * to __builtin_ia32_loaddquhi512_mask.
17854 (_mm512_maskz_loadu_epi16): Likewise.
17855 (_mm512_mask_storeu_epi16): Pass short * to
17856 __builtin_ia32_storedquhi512_mask.
17857 (_mm512_mask_loadu_epi8): Pass const char * to
17858 __builtin_ia32_loaddquqi512_mask.
17859 (_mm512_maskz_loadu_epi8): Likewise.
17860 (_mm512_mask_storeu_epi8): Pass char * to
17861 __builtin_ia32_storedquqi512_mask.
17862 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17863 const double * to __builtin_ia32_loadupd512_mask.
17864 (_mm512_mask_loadu_pd): Likewise.
17865 (_mm512_maskz_loadu_pd): Likewise.
17866 (_mm512_storeu_pd): Pass double * to
17867 __builtin_ia32_storeupd512_mask.
17868 (_mm512_mask_storeu_pd): Likewise.
17869 (_mm512_loadu_ps): Pass const float * to
17870 __builtin_ia32_loadups512_mask.
17871 (_mm512_mask_loadu_ps): Likewise.
17872 (_mm512_maskz_loadu_ps): Likewise.
17873 (_mm512_storeu_ps): Pass float * to
17874 __builtin_ia32_storeups512_mask.
17875 (_mm512_mask_storeu_ps): Likewise.
17876 (_mm512_mask_loadu_epi64): Pass const long long * to
17877 __builtin_ia32_loaddqudi512_mask.
17878 (_mm512_maskz_loadu_epi64): Likewise.
17879 (_mm512_mask_storeu_epi64): Pass long long *
17880 to __builtin_ia32_storedqudi512_mask.
17881 (_mm512_loadu_si512): Pass const int * to
17882 __builtin_ia32_loaddqusi512_mask.
17883 (_mm512_mask_loadu_epi32): Likewise.
17884 (_mm512_maskz_loadu_epi32): Likewise.
17885 (_mm512_storeu_si512): Pass int * to
17886 __builtin_ia32_storedqusi512_mask.
17887 (_mm512_mask_storeu_epi32): Likewise.
17888 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17889 char * to __builtin_ia32_storedquqi256_mask.
17890 (_mm_mask_storeu_epi8): Likewise.
17891 (_mm256_mask_loadu_epi16): Pass const short * to
17892 __builtin_ia32_loaddquhi256_mask.
17893 (_mm256_maskz_loadu_epi16): Likewise.
17894 (_mm_mask_loadu_epi16): Pass const short * to
17895 __builtin_ia32_loaddquhi128_mask.
17896 (_mm_maskz_loadu_epi16): Likewise.
17897 (_mm256_mask_loadu_epi8): Pass const char * to
17898 __builtin_ia32_loaddquqi256_mask.
17899 (_mm256_maskz_loadu_epi8): Likewise.
17900 (_mm_mask_loadu_epi8): Pass const char * to
17901 __builtin_ia32_loaddquqi128_mask.
17902 (_mm_maskz_loadu_epi8): Likewise.
17903 (_mm256_mask_storeu_epi16): Pass short * to.
17904 __builtin_ia32_storedquhi256_mask.
17905 (_mm_mask_storeu_epi16): Pass short * to.
17906 __builtin_ia32_storedquhi128_mask.
17907 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17908 const double * to __builtin_ia32_loadupd256_mask.
17909 (_mm256_maskz_loadu_pd): Likewise.
17910 (_mm_mask_loadu_pd): Pass onst double * to
17911 __builtin_ia32_loadupd128_mask.
17912 (_mm_maskz_loadu_pd): Likewise.
17913 (_mm256_mask_storeu_pd): Pass double * to
17914 __builtin_ia32_storeupd256_mask.
17915 (_mm_mask_storeu_pd): Pass double * to
17916 __builtin_ia32_storeupd128_mask.
17917 (_mm256_mask_loadu_ps): Pass const float * to
17918 __builtin_ia32_loadups256_mask.
17919 (_mm256_maskz_loadu_ps): Likewise.
17920 (_mm_mask_loadu_ps): Pass const float * to
17921 __builtin_ia32_loadups128_mask.
17922 (_mm_maskz_loadu_ps): Likewise.
17923 (_mm256_mask_storeu_ps): Pass float * to
17924 __builtin_ia32_storeups256_mask.
17925 (_mm_mask_storeu_ps): ass float * to
17926 __builtin_ia32_storeups128_mask.
17927 (_mm256_mask_loadu_epi64): Pass const long long * to
17928 __builtin_ia32_loaddqudi256_mask.
17929 (_mm256_maskz_loadu_epi64): Likewise.
17930 (_mm_mask_loadu_epi64): Pass const long long * to
17931 __builtin_ia32_loaddqudi128_mask.
17932 (_mm_maskz_loadu_epi64): Likewise.
17933 (_mm256_mask_storeu_epi64): Pass long long * to
17934 __builtin_ia32_storedqudi256_mask.
17935 (_mm_mask_storeu_epi64): Pass long long * to
17936 __builtin_ia32_storedqudi128_mask.
17937 (_mm256_mask_loadu_epi32): Pass const int * to
17938 __builtin_ia32_loaddqusi256_mask.
17939 (_mm256_maskz_loadu_epi32): Likewise.
17940 (_mm_mask_loadu_epi32): Pass const int * to
17941 __builtin_ia32_loaddqusi128_mask.
17942 (_mm_maskz_loadu_epi32): Likewise.
17943 (_mm256_mask_storeu_epi32): Pass int * to
17944 __builtin_ia32_storedqusi256_mask.
17945 (_mm_mask_storeu_epi32): Pass int * to
17946 __builtin_ia32_storedqusi128_mask.
17947 * config/i386/i386-builtin-types.def (PCSHORT): New.
17948 (PINT64): Likewise.
17949 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17950 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17951 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17952 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17953 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17954 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
17955 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
17956 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
17957 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
17958 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
17959 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
17960 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
17961 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
17962 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
17963 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
17964 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
17965 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
17966 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
17967 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
17968 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
17969 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
17970 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
17971 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
17972 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
17973 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
17974 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
17975 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
17976 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
17977 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
17978 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
17979 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
17980 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
17981 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
17982 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
17983 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
17984 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
17985 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
17986 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
17987 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
17988 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
17989 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
17990 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
17991 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
17992 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
17993 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
17994 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
17995 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
17996 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
17997 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
17999 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18000 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18002 (ix86_expand_vector_move_misalign): Likewise.
18003 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18004 to scalar function prototype for unaligned load/store builtins.
18005 (ix86_expand_special_args_builtin): Updated.
18006 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18007 (UNSPEC_STOREU): Likewise.
18008 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18009 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18010 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18011 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18012 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18013 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18014 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18015 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18016 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18017 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18018 (<avx512>_storedqu<mode>_mask): Likewise.
18019 (*sse4_2_pcmpestr_unaligned): Likewise.
18020 (*sse4_2_pcmpistr_unaligned): Likewise.
18021 (*mov<mode>_internal): Renamed to ...
18022 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18023 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18024 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18025 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18027 2016-04-19 Richard Biener <rguenther@suse.de>
18029 PR tree-optimization/70171
18030 * tree-ssa-phiprop.c: Include stor-layout.h.
18031 (phiprop_insert_phi): Handle the aggregate copy case.
18032 (propagate_with_phi): Likewise.
18034 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18036 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18037 instead of simplify_gen_subreg (... , 0).
18038 (ix86_delegitimize_address): Ditto.
18039 (ix86_split_divmod): Ditto.
18040 (ix86_split_copysign_const): Ditto.
18041 (ix86_split_copysign_var): Ditto.
18042 (ix86_expand_args_builtin): Ditto.
18043 (ix86_expand_round_builtin): Ditto.
18044 (ix86_expand_special_args_builtin): Ditto.
18045 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18046 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18047 (udivmodqi4): Ditto.
18048 (absneg splitters): Ditto.
18049 (*jcc_bt<mode>_1): Ditto.
18051 2016-04-19 Richard Biener <rguenther@suse.de>
18053 PR tree-optimization/70724
18054 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18055 restoring out from ...
18056 (free_scc_vn): ... here.
18057 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18058 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18060 (pass_fre::execute): Restore SSA info.
18062 2016-04-19 Richard Biener <rguenther@suse.de>
18064 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18065 * gimple-walk.c (walk_gimple_op): Initialize it.
18066 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18067 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18068 remapping SSA names of defs.
18069 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18072 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18074 PR middle-end/70689
18075 * lra-constraints.c (equiv_substition_p): New.
18076 (process_alt_operands): Use it.
18077 (swap_operands): Swap it.
18078 (curr_insn_transform): Update it.
18080 2016-04-18 Michael Matz <matz@suse.de>
18082 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18083 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18084 * tree-core.h (tree_type_common.align): Use bit-field.
18085 (tree_type_common.spare): New.
18086 (tree_decl_common.off_align): Make smaller.
18087 (tree_decl_common.align): Use bit-field.
18089 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18090 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18091 (scan_sharing_clauses): Ditto.
18092 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18093 (omp_finish_file): Ditto.
18094 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18095 (layout_decl): Ditto.
18096 (relayout_decl): Ditto.
18097 (finalize_record_size): Use SET_TYPE_ALIGN.
18098 (finalize_type_size): Ditto.
18099 (finish_builtin_struct): Ditto.
18100 (layout_type): Ditto.
18101 (initialize_sizetypes): Ditto.
18102 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18103 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18104 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18105 (get_chain_field): Ditto.
18106 (get_trampoline_type): Ditto.
18107 (get_nl_goto_field): Ditto.
18108 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18110 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18111 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18112 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18113 (build_qualified_type): Use SET_TYPE_ALIGN.
18114 (build_aligned_type, build_range_type_1): Ditto.
18115 (build_atomic_base): Ditto.
18116 (build_common_tree_nodes): Ditto.
18117 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18118 (expand_one_stack_var_at): Ditto.
18119 * coverage.c (build_var): Use SET_DECL_ALIGN.
18120 * except.c (init_eh): Ditto.
18121 * function.c (assign_parm_setup_block): Ditto.
18122 * symtab.c (increase_alignment_1): Ditto.
18123 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18124 * tree-vect-stmts.c (ensure_base_align): Ditto.
18125 * varasm.c (align_variable): Ditto.
18126 (assemble_variable): Ditto.
18127 (build_constant_desc): Ditto.
18128 (output_constant_def_contents): Ditto.
18130 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18131 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18132 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18133 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18134 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18136 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18139 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18140 replace %vmovsd with "%vmovq".
18141 (vec_concatv2df): Likewise.
18143 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18145 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18146 (*vec_extractv2si_0): Ditto.
18147 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18148 (zero_extended_scalar_load_operand splitters): Ditto.
18149 (vec_extract splitters): Ditto.
18150 (*vec_extractv4si_0_zext): Ditto.
18151 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18152 and lowpart_subreg.
18153 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18154 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18155 (*sse4_1_extractps): Use lowpart_subreg.
18156 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18158 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18160 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18162 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18163 Mention Solaris 11 packaging changes.
18164 Update gas and gld requirements.
18165 Remove reference to pre-Solaris 10 bug.
18166 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18168 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18171 2016-04-17 Jan Hubicka <jh@suse.cz>
18173 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18174 max_loop_iterations_int.
18176 2016-04-18 Richard Biener <rguenther@suse.de>
18178 PR tree-optimization/43434
18179 * tree-ssa-structalias.c (struct vls_data): New.
18180 (visit_loadstore): Handle all pointer-based accesses.
18181 (compute_dependence_clique): Compute a bitmap of restrict tags
18182 assigned bases and pass it to visit_loadstore.
18184 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18187 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18188 armv8.1-a and armv8.1-a+crc.
18190 2016-04-18 Richard Biener <rguenther@suse.de>
18192 PR tree-optimization/70701
18193 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18194 references after translating through a memcpy.
18196 2016-04-18 Richard Biener <rguenther@suse.de>
18198 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18199 (compute_antic): ... here. For partial antic use regular
18200 postorder and scrap iteration.
18201 (compute_partial_antic_aux): Remove unused return value.
18202 (init_pre): Do not allocate postorder.
18203 (fini_pre): Do not free postorder.
18205 2016-04-18 Richard Biener <rguenther@suse.de>
18207 PR middle-end/37870
18208 * expmed.c (extract_bit_field_1): Remove broken case
18209 using a wider MODE_INT mode.
18211 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18213 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18214 unless compiling with at least GCC-4.8.
18216 2016-04-17 Jan Hubicka <jh@suse.cz>
18219 * graphite.c (graphite_finalize): Update call to
18220 tree_estimate_probability.
18221 * predict.h (tree_estimate_probability): Update prototype.
18223 2016-04-17 Jan Hubicka <jh@suse.cz>
18225 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18226 (tree_estimate_probability): Likewise.
18227 (pass_profile::execute): Update.
18228 (report_predictor_hitrates): New function.
18229 * profile.c (compute_branch_probabilities): Use it.
18230 * predict.h (report_predictor_hitrates): Declare.
18232 2016-04-17 Jan Hubicka <jh@suse.cz>
18235 * cgraph.h (cgraph_node::set_const_flag,
18236 cgraph_node::set_pure_flag): Update prototype to return bool;
18238 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18239 of interposable symbol are interposable, too.
18240 (cgraph_set_const_flag_1): Rename to ...
18241 (set_const_flag_1): ... this one; change to self recursive function
18242 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18243 clearnig the flag in all variants and also virtual thunks of const
18244 functions are pure; track if any change was done.
18245 (cgraph_node::set_const_flag): Update.
18246 (struct set_pure_flag_info): New struct.
18247 (cgraph_set_pure_flag_1): Rename to ...
18248 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18249 rather than pointer encoded flags; track if any changes was done;
18250 handle correctly clearning flag and setting flag of aliases already
18252 (cgraph_node::set_pure_flag): Update.
18253 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18255 2016-04-17 Tom de Vries <tom@codesourcery.com>
18258 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18259 backslash in label.
18261 2016-04-17 Tom de Vries <tom@codesourcery.com>
18263 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18264 '{}<> ' as escape-for-record.
18266 2016-04-17 Tom de Vries <tom@codesourcery.com>
18268 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18271 2016-04-17 Tom de Vries <tom@codesourcery.com>
18274 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18275 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18276 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18277 * passes.c (finish_optimization_passes): Only call
18278 finish_graph_dump_file if dfi->graph_dump_initialized.
18279 (execute_function_dump, pass_init_dump_file): Use
18280 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18282 2016-04-17 Tom de Vries <tom@codesourcery.com>
18284 PR tree-optimization/70256
18285 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18286 (debug_varmap): New function.
18288 2016-04-17 Tom de Vries <tom@codesourcery.com>
18291 * passes.c (pass_manager::register_pass): Propagate pflags.
18293 2016-04-17 Tom de Vries <tom@codesourcery.com>
18296 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18297 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18298 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18299 check if it's equal to p_start.
18300 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18302 2016-04-15 Jan Hubicka <jh@suse.cz>
18305 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18306 function does not bind to current def.
18307 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18308 handle conservatively calls to functions that does not need to bind
18310 (check_call): Update call of worse_state.
18311 (ignore_edge_for_nothrow): Update.
18312 (ignore_edge_for_pure_const): Likewise.
18313 (propagate_pure_const): Update calls to worse_state.
18314 (skip_function_for_local_pure_const): Reformat comments.
18316 2016-04-15 Jan Hubicka <jh@suse.cz>
18319 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18320 (cgraph_node::function_symbol): Likewise.
18321 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18322 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18323 (symtab_node::ultimate_alias_target): Add REF parameter.
18324 (symtab_node::binds_to_current_def_p): Declare.
18325 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18326 (cgraph_node::function_symbol): Likewise.
18327 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18328 (cgraph_node::get_availability): Likewise.
18329 (cgraph_edge::binds_to_current_def_p): New inline function.
18330 (varpool_node::get_availability): Add REF parameter.
18331 (varpool_node::ultimate_alias_target): Likewise.
18332 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18333 (symtab_node::binds_to_current_def_p): Likewise.
18334 * varpool.c (varpool_node::get_availability): Likewise.
18336 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18339 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18340 Fix mode size check.
18342 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18344 * BASE-VER: Set to 7.0.0.
18346 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18348 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18350 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18352 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18353 architecture revisions.
18355 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18357 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18358 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18359 * config/i386/i386.md (stack decrement to push peepholes): Guard
18360 with !x86_using_red_zone ().
18362 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18365 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18366 to dump_generic_node.
18367 (NIY): Pass also flags to do_niy.
18369 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18371 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18372 (simd_clone_vector_of_formal_parm_types)
18373 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18374 (simd_clone_mangle, simd_clone_create)
18375 (simd_clone_adjust_return_type, create_tmp_simd_array)
18376 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18377 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18378 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18379 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18380 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18381 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18382 * omp-simd-clone.c: ... this new file.
18383 (simd_clone_vector_of_formal_parm_types): Make it static.
18384 * Makefile.in (OBJS): Add omp-simd-clone.o.
18386 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18389 * config/i386/sse.md: Use proper memory operand modifiers.
18392 2016-04-15 Richard Biener <rguenther@suse.de>
18393 Alan Modra <amodra@gmail.com>
18395 PR tree-optimization/70130
18396 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18397 when alignment stays not the same and no not use the realign
18400 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18403 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18404 direct move handlers for KFmode. Change TFmode handlers test from
18405 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18407 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18410 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18411 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18412 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18413 * tree-ssa-live.c (remove_unused_scope_block_p): When
18414 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18415 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18416 block_ultimate_origin is FUNCTION_DECL.
18417 (remove_unused_locals): If current_function_decl is
18418 polymorphic_ctor_dtor_p, pass initial true to
18419 remove_unused_scope_block_p' is_ctor_dtor_block.
18421 2016-04-14 Martin Sebor <msebor@redhat.com>
18426 * doc/extend.texi (Variable Length): Revert.
18428 2016-04-14 Marek Polacek <polacek@redhat.com>
18429 Jan Hubicka <hubicka@ucw.cz>
18432 * tree.c (verify_type): Disable the canonical type of main variant
18435 2016-04-14 Jason Merrill <jason@redhat.com>
18437 * cfgexpand.c, expr.c: Revert previous change.
18439 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
18441 PR middle-end/70643
18442 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
18443 when building a mem ref for the incoming reduction variable.
18445 2016-04-14 Richard Biener <rguenther@suse.de>
18447 PR tree-optimization/70614
18448 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
18449 loop if the evolution dropped to chrec_dont_know.
18450 (interpret_condition_phi): Likewise.
18452 2016-04-14 Richard Biener <rguenther@suse.de>
18454 PR tree-optimization/70623
18455 * tree-ssa-pre.c (changed_blocks): Make global ...
18456 (compute_antic): ... local here. Move and fix worklist
18457 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
18458 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
18459 worklist handling, dump when ANTIC_IN changed.
18460 (compute_partial_antic_aux): Remove worklist handling.
18461 (init_pre): Do not compute post dominators. Add a comment about
18462 the CFG order chosen.
18463 (fini_pre): Do not free post dominators.
18465 2016-04-13 Martin Sebor <msebor@redhat.com>
18470 * doc/extend.texi (Variable Length): Document C++ specifics.
18472 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18475 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
18476 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
18477 eh edges have been purged.
18480 * tree-sra.c (create_access_replacement,
18481 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
18483 * tree-pretty-print.c (dump_fancy_name): New function.
18484 (dump_decl_name, dump_generic_node): Use it.
18486 2016-04-13 Jason Merrill <jason@redhat.com>
18488 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
18489 * expr.c (expand_expr_real_1): Likewise.
18491 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
18493 * config/i386/i386.md (kunpckhi): Swap operands.
18494 (kunpcksi): Likewise.
18495 (kunpckdi): Likewise.
18496 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
18497 (vec_pack_trunc_<mode>): Likewise.
18499 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18502 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
18504 PR middle-end/70633
18505 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
18506 gimplification turns some element into non-constant.
18509 * rtl.h (convert_memory_address_addr_space_1): New prototype.
18510 * explow.c (convert_memory_address_addr_space_1): No longer static,
18511 add NO_EMIT argument and don't call convert_modes if true, pass
18512 it down recursively, remove break after return.
18513 (convert_memory_address_addr_space): Adjust caller.
18514 * simplify-rtx.c (simplify_unary_operation_1): Call
18515 convert_memory_address_addr_space_1 instead of convert_memory_address,
18516 if it returns NULL, don't simplify.
18518 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
18521 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
18523 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18525 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18526 Bump the upper SIMDLEN limits, so that if the return type or
18527 characteristic type if the return type is void can be passed in
18528 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
18531 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18534 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
18535 Do not use "=" constraint on an input constraint.
18536 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
18537 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
18538 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
18539 generates (neg (abs ...)) instead of (abs ...).
18541 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18543 PR rtl-optimization/70596
18544 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
18545 just invalidate LRA data and reset them. Adjust dump wording.
18547 2016-04-12 Martin Liska <mliska@suse.cz>
18550 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18552 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18554 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18555 max_loop_iterations_int.
18556 (tree_unswitch_outer_loop): Likewise.
18557 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18558 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18560 2016-04-12 Tom de Vries <tom@codesourcery.com>
18562 PR tree-optimization/68756
18563 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
18564 instead of new_name.
18566 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18568 PR tree-optimization/70602
18569 * tree-sra.c (generate_subtree_copies): Don't write anything into
18570 constant pool decls.
18572 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
18573 regardless whether there are depend clauses or not.
18575 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18578 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
18579 target attribute and pragma from changing the -mfloat128
18580 and -mfloat128-hardware options.
18582 * doc/extend.texi (Additional Floating Types): Document PowerPC
18583 __float128 restrictions.
18585 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18588 * config/aarch64/driver-aarch64.c
18589 (aarch64_get_extension_string_for_isa_flags): New.
18590 (arch_extension): Rename to...
18591 (aarch64_arch_extension): ...This.
18592 (ext_to_feat_string): Rename to...
18593 (aarch64_extensions): ...This.
18594 (aarch64_core_data): Keep track of architecture extension flags.
18595 (cpu_data): Rename to...
18596 (aarch64_cpu_data): ...This.
18597 (aarch64_arch_driver_info): Keep track of architecture extension
18599 (get_arch_name_from_id): Rename to...
18600 (get_arch_from_id): ...This, change return type.
18601 (host_detect_local_cpu): Update and reformat for renames, handle
18602 extensions through common infrastructure.
18604 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18607 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
18608 track of a canonical flag name.
18609 (all_extensions): Likewise.
18610 (arch_to_arch_name): Also track extension flags enabled by the arch.
18611 (all_architectures): Likewise.
18612 (aarch64_parse_extension): Move to here.
18613 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
18615 (aarch64_rewrite_selected_cpu): Update for above change.
18616 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
18617 are handled, such that the single explicit value enabled by an
18618 extension is kept seperate from the implicit values it also enables.
18619 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
18621 (aarch64_parse_extension): New.
18622 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
18623 here to config/aarch64/aarch64-protos.h.
18624 (aarch64_parse_extension): Move from here to
18625 common/config/aarch64/aarch64-common.c.
18626 (aarch64_option_print): Update.
18627 (aarch64_declare_function_name): Likewise.
18628 (aarch64_start_file): Likewise.
18629 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
18630 the canonical flag for extensions.
18631 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
18634 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18636 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
18639 2016-04-09 Tom de Vries <tom@codesourcery.com>
18641 PR tree-optimization/68953
18642 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
18643 first to last subscript.
18645 2016-04-09 Jakub Jelinek <jakub@redhat.com>
18647 PR tree-optimization/70586
18648 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
18651 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
18655 PR tree-optimization/70373
18656 PR middle-end/70533
18657 PR middle-end/70534
18658 PR middle-end/70535
18659 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
18660 clauses for acc parallel reductions as necessary. Error on those
18662 * omp-low.c (scan_sharing_clauses): Don't install variables which
18663 are used in acc parallel reductions.
18664 (lower_rec_input_clauses): Remove dead code.
18665 (lower_oacc_reductions): Add support for reference reductions.
18666 (lower_reduction_clauses): Remove dead code.
18667 (lower_omp_target): Don't remap variables appearing in acc parallel
18669 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
18671 2016-04-08 Jakub Jelinek <jakub@redhat.com>
18673 PR middle-end/70593
18674 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
18675 with multiple SSA_NAME defs, force the outputs other than first
18676 to be live before calling live_track_process_def on each output.
18678 PR rtl-optimization/70574
18679 * fwprop.c (forward_propagate_and_simplify): Don't add
18680 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
18681 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
18682 paradoxical subregs within *loc.
18684 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
18686 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
18687 -ftree-parallelize-loops={0,1}.
18688 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
18689 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
18690 * config/ia64/hpux.h (LIB_SPEC): Likewise.
18691 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
18692 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
18694 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
18697 * asan.c (instrument_derefs): If we get unknown location, extract it
18698 with EXPR_LOCATION.
18699 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
18701 2016-04-08 Tom de Vries <tom@codesourcery.com>
18703 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
18704 implicit firstprivate clause.
18706 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18709 * config/arm/thumb2.md (tst + branch-> lsls + branch
18710 peephole below *orsi_not_shiftsi_si): Require that condition
18711 register is dead after the peephole.
18712 (second peephole after the above): Likewise.
18714 2016-04-08 Alan Modra <amodra@gmail.com>
18717 * builtins.c (fold_builtin_classify): For IBM extended precision,
18718 look at just the high-order double to test for NaN.
18719 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
18720 test just the high double for Inf but both doubles for subnormal
18723 2016-04-07 Jakub Jelinek <jakub@redhat.com>
18725 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
18726 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
18727 node->simdclone->mask_mode != VOIDmode masks.
18728 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
18729 earlier, use it instead of node->simdclone.
18730 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18731 Set clonei->mask_mode.
18733 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18736 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18737 Pass it through to cp_parser_already_scoped_statement.
18738 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18739 it through to cp_parser_statement.
18740 (cp_parser_statement): Pass IF_P through to
18741 cp_parser_iteration_statement.
18742 (cp_parser_pragma): Adjust call to
18743 cp_parser_iteration_statement.
18745 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18748 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18749 resolve a future -Wparentheses warning.
18750 * omp-low.c (scan_sharing_clauses): Likewise.
18751 * tree-parloops.c (eliminate_local_variables): Likewise.
18753 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18755 PR rtl-optimization/70398
18756 * lra-constraints.c (process_address_1): Check zero scale and code
18757 for reloading with zero scale.
18759 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18761 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18762 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18764 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18766 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18767 Add support for AVX512F clones, include them by default for
18768 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18769 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18772 PR middle-end/70550
18773 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18774 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18775 firstprivate clauses.
18776 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18777 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18778 (lower_omp_target): Set TREE_NO_WARNING for
18779 non-addressable possibly uninitialized vars which are copied into
18780 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18782 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18784 * config/pa/predicates.md (integer_store_memory_operand): Accept
18785 REG+D operands with a large offset when reload_in_progress is true.
18786 (floating_point_store_memory_operand): Likewise.
18788 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18791 * match.pd (nested int casts): Limit to GIMPLE.
18793 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18796 * ipa-devirt.c (maybe_record_node): Fix comment; use
18797 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18799 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18801 PR rtl-optimization/70542
18802 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18803 if there are any uses other than insn or debug insns.
18805 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18806 Jakub Jelinek <jakub@redhat.com>
18808 PR tree-optimization/70509
18809 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18810 Shift HOST_WIDE_INT_1U instead of 1.
18812 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18814 PR tree-optimization/70509
18815 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18816 of the vector base type for index.
18818 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18821 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18823 2016-04-05 Richard Biener <rguenther@suse.de>
18825 PR tree-optimization/70526
18826 * tree-sra.c (build_ref_for_offset): Use prev_base to
18827 extract the alias pointer type.
18829 2016-04-05 Richard Biener <rguenther@suse.de>
18831 * dse.c (struct store_info): Remove alias_set member.
18832 (struct read_info_type): Likewise.
18833 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18834 spill_deleted, clear_alias_set_lookup): Remove.
18835 (get_group_info): Remove dead base == NULL_RTX case.
18836 (dse_step0): Remove initialization of removed variables.
18837 (delete_dead_store_insn): Reomve alias set dumping.
18838 (free_read_records): Remove alias_set handling.
18839 (canon_address): Remove alias_set_out parameter.
18840 (record_store): Remove spill_alias_set, it's always zero.
18841 (check_mem_read_rtx): Likewise.
18842 (dse_step2): Rename from ...
18843 (dse_step2_nospill): ... this. Adjust.
18844 (scan_stores): Rename from ...
18845 (scan_stores_nospill): ... this.
18846 (scan_reads): Rename from ...
18847 (scan_reads_nospill): ... this.
18848 (scan_stores_spill, scan_reads_spill): Remove.
18849 (dse_step3_scan): Remove for_spills argument which is always false.
18850 (dse_step3): Likewise.
18851 (dse_step5): Rename from ...
18852 (dse_step5_nospill): ... this. Remove alias_set handling.
18853 (rest_of_handle_dse): Adjust.
18855 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18858 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18859 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18860 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18861 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18863 2016-04-05 Richard Biener <rguenther@suse.de>
18865 PR middle-end/70499
18866 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18867 non-register type temporaries into SSA.
18869 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18872 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18873 calls when sanitizing.
18874 (possible_polymorphic_call_target_p): Fix formatting.
18876 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18877 Jakub Jelinek <jakub@redhat.com>
18879 PR middle-end/70457
18880 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18881 to ensure a call statement is compatible with a built-in's
18883 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18886 2016-04-04 Richard Biener <rguenther@suse.de>
18888 PR rtl-optimization/70484
18889 * rtl.h (canon_output_dependence): Declare.
18890 * alias.c (canon_output_dependence): New function.
18891 * dse.c (record_store): Use canon_output_dependence rather
18892 than canon_true_dependence.
18894 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18897 * cgraph.h (symtab_node::copy_visibility_from): New function.
18898 * symtab.c (symtab_node::copy_visibility_from): New function.
18899 * ipa-visibility.c (optimize_weakref): New function.
18900 (function_and_variable_visibility): Use it.
18902 2016-04-04 Martin Liska <mliska@suse.cz>
18905 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18906 value that is really in range handled by SBR instruction.
18907 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18908 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18909 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18911 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18915 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18916 set, but not for SP_REG operands.
18918 2016-04-02 Martin Sebor <msebor@redhat.com>
18921 * fold-const.c (maybe_nonzero_address): New function.
18922 (fold_comparison): Call it. Fold equality and relational
18923 expressions involving null pointers.
18924 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18926 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18928 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18929 the "Y" constraint (scalar FP 0.0 immediate).
18931 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18932 Add the "const_double" to the list of operand constraints.
18934 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18936 PR rtl-optimization/70467
18937 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18938 If low word of the last operand is 0, just emit addition/subtraction
18941 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18944 * config/s390/s390.c (s390_expand_insv): Check for everything
18945 constant instead of just VOIDmode stuff.
18947 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18950 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18952 2016-04-01 Nathan Sidwell <nathan@acm.org>
18954 * tree.def (TRY_CATCH_EXPR): Correct documentation.
18956 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
18958 PR rtl-optimization/70461
18959 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
18962 2016-03-31 Martin Liska <mliska@suse.cz>
18965 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
18966 a tree value or an immediate integer value to a buffer
18967 that is eventually copied to a BRIG section.
18968 (emit_immediate_operand): Call the function here.
18969 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
18970 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
18971 of class' fields that are removed.
18972 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
18973 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
18974 m_brig_repr_size fields.
18976 2016-03-31 Martin Liska <mliska@suse.cz>
18979 * hsa-gen.c (hsa_function_representation::update_dominance): New
18981 (convert_addr_to_flat_segment): Likewise.
18982 (gen_hsa_memory_set): New alignment argument.
18983 (gen_hsa_ctor_assignment): Likewise.
18984 (gen_hsa_insns_for_single_assignment): Provide alignment
18985 to gen_hsa_ctor_assignment.
18986 (gen_hsa_insns_for_direct_call): Add new argument.
18987 (expand_lhs_of_string_op): New function.
18988 (expand_string_operation_builtin): Likewise.
18989 (expand_memory_copy): New function.
18990 (expand_memory_set): New function.
18991 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
18992 (convert_switch_statements): Change signature.
18993 (generate_hsa): Use a return value of the function.
18994 (pass_gen_hsail::execute): Do not call
18995 convert_switch_statements here.
18996 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
18997 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
18998 (hsa_function_representation::update_dominance): New function.
19000 2016-03-31 Martin Liska <mliska@suse.cz>
19003 * hsa-brig.c (emit_directive_variable): Emit alignment
19004 according to hsa_symbol::m_align.
19005 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19006 (dump_hsa_symbol): Dump alignment of HSA symbols.
19007 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19008 (gen_hsa_addr_with_align): New function.
19009 (hsa_bitmemref_alignment): Use newly added function.
19010 (gen_hsa_insns_for_load): Likewise.
19011 (gen_hsa_insns_for_store): Likewise.
19012 (gen_hsa_memory_copy): New argument added.
19013 (gen_hsa_insns_for_single_assignment): Respect
19014 alignment for assignments processed via gen_hsa_memory_copy.
19015 (gen_hsa_insns_for_direct_call): Likewise.
19016 (gen_hsa_insns_for_return): Likewise.
19017 (gen_function_def_parameters): Set default alignment.
19018 * hsa.c (hsa_object_alignment): New function.
19019 (hsa_byte_alignment): Pasted function.
19020 * hsa.h (hsa_symbol::m_align): New field.
19022 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19024 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19025 scratch field for goto case.
19027 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19029 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19031 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19034 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19035 (scalar_chain::convert_insn): Call convert_op for reg
19036 moves to handle undefined registers.
19038 2016-03-31 Nathan Sidwell <nathan@acm.org>
19041 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19042 Assert we don't want to move backwards.
19044 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19047 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19049 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19051 PR rtl-optimization/70460
19052 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19053 with operand from REG_LABEL_OPERAND, instead substitute
19054 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19055 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19057 2016-03-31 Martin Liska <mliska@suse.cz>
19059 * passes.c (execute_one_pass): Do not call
19060 todo_after for a discarded function.
19062 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19064 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19065 (no_cost, infinite_cost): Initialize the new field.
19066 (get_computation_cost_at): Record setup cost.
19067 (determine_use_iv_cost_address): Skip cost computation for sub
19068 uses if we can estimate it without losing accuracy.
19070 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19072 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19074 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19075 max_loop_iterations_int.
19076 (tree_unswitch_outer_loop): Likewise.
19077 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19078 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19080 2016-03-30 Richard Biener <rguenther@suse.de>
19082 PR middle-end/70450
19083 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19085 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19088 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19089 in gen_blendm expander.
19091 2016-03-30 Nick Clifton <nickc@redhat.com>
19094 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19095 case where we are already provided with an SImode SUBREG.
19097 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19100 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19101 conflict between DRAP register and __builtin_eh_return.
19103 2016-03-30 Michael Matz <matz@suse.de>
19104 Richard Biener <rguenther@suse.de>
19107 * ipa-polymorphic-call.c (struct type_change_info): Change
19108 speculative to an unsigned allowing to limit the work we do.
19109 (csftc_abort_walking_p): New inline function..
19110 (check_stmt_for_type_change): Limit the number of may-defs
19111 skipped for speculative devirtualization to
19112 max-speculative-devirt-maydefs.
19113 * params.def (max-speculative-devirt-maydefs): New param.
19114 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19116 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19119 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19122 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19124 PR tree-optimization/59124
19125 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19126 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19128 2016-03-29 Jeff Law <law@redhat.com>
19130 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19132 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19134 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19137 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19139 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19140 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19141 gcrt0.o if linking dynamically.
19143 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19146 * ipa-devirt.c (methods_equal_p): New function.
19147 (compare_virtual_tables): Use it.
19148 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19149 * cgraphclones.c (clone_function_name_1): Use
19150 symbol_table::symbol_suffix_separator.
19151 * coverage.c (build_var): Likewise.
19152 * symtab.c (symbol_table::symbol_suffix_separator): New.
19154 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19156 PR rtl-optimization/70429
19157 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19158 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19159 mode != result_mode.
19162 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19164 PR tree-optimization/70405
19165 * ssa-iterators.h (num_imm_uses): Add missing braces.
19167 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19169 PR rtl-optimization/68695
19170 * ira-color.c (allocno_copy_cost_saving): New.
19171 (improve_allocation): Use it.
19173 2016-03-29 Richard Henderson <rth@redhat.com>
19175 PR middle-end/70355
19176 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19178 2016-03-29 Richard Biener <rguenther@suse.de>
19180 PR middle-end/70424
19181 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19182 use alignment returned by get_pointer_alignment_1 if it is
19183 bigger than BITS_PER_UNIT.
19184 * builtins.c (get_pointer_alignment_1): Do not return true
19185 for alignment extracted from SSA info.
19187 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19189 * config/ft32/ft32.opt (mnodiv): New.
19190 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19191 * doc/invoke.texi (FT32 Options -mnodiv): New.
19193 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19196 * config/i386/i386.md (define_split, andn): Fix modes.
19198 2016-03-26 Richard Biener <rguenther@suse.de>
19199 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19202 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19204 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19205 as 2nd argument to cl_optimization_restore().
19207 2016-03-25 Richard Henderson <rth@redhat.com>
19210 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19211 * config/aarch64/aarch64-protos.h: Declare it.
19212 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19214 2016-03-25 Alan Modra <amodra@gmail.com>
19217 * config/rs6000/constraints.md (j): Simplify.
19218 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19220 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19221 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19222 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19223 in all constraint alternatives.
19224 (movtd_64bit_nodm): Delete "j" constraint alternative.
19226 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19228 * tree-ssa-propagate.c: Enhance docs for
19229 SSA_PROP_NOT_INTERESTING.
19231 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19233 * doc/extend.texi: Fix typo in documentation to pure attribute.
19235 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19238 * config/pa/pa.md (bswapdi2): Use a scratch register.
19240 2016-03-24 Richard Henderson <rth@redhat.com>
19242 PR middle-end/69845
19243 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19246 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19248 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19249 using ix86_expand_binary_operator instead of gen_andsi3.
19251 2016-03-24 Richard Biener <rguenther@suse.de>
19253 PR tree-optimization/70396
19254 * tree-vect-stmts.c (vectorizable_comparison): Use
19255 get_vectype_for_scalar_type.
19257 2016-03-24 Richard Biener <rguenther@suse.de>
19259 PR middle-end/70370
19260 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19261 with register bases.
19263 2016-03-24 Richard Biener <rguenther@suse.de>
19265 PR tree-optimization/70372
19266 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19267 build_all_ones_cst to also handle vector types correctly.
19269 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19272 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19275 2016-03-23 Marek Polacek <polacek@redhat.com>
19278 * doc/invoke.texi: Document -Wignored-attributes.
19280 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19282 PR tree-optimization/69042
19283 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19284 parameter from 30 to 40.
19286 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19288 PR tree-optimization/69042
19289 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19290 for use with constant offset stripped in base.
19292 2016-03-23 Richard Biener <rguenther@suse.de>
19294 PR middle-end/70251
19295 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19296 mode compatibility check.
19297 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19299 2016-03-23 Jeff Law <law@redhat.com>
19301 PR tree-optimization/64058
19302 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19304 (struct ssa_conflicts): Move up earlier in the file.
19305 (conflicts_, var_map_): New static variables.
19306 (initialize_conflict_count): New function to initialize the
19307 CONFLICT_COUNT field for each conflict pair.
19308 (compare_pairs): Lazily initialize the conflict count and use it
19309 as the first tie-breaker.
19310 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19311 and wipe conflicts_ and map_ around the call to qsort. Remove
19312 special case for 2 coalesce pairs.
19313 * bitmap.c (bitmap_count_unique_bits): New function.
19314 (bitmap_count_bits_in_word): New function, extracted from
19316 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19317 * bitmap.h (bitmap_count_unique_bits): Declare it.
19319 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19322 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19323 transparent alias chain for decl assembler name.
19324 * config/sol2.c (solaris_assemble_visibility): Likewise.
19326 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19328 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19330 (v10_fdivs): Likewise.
19331 (v10_fdivd): Likewise.
19333 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19336 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19337 to not call fclose twice on file.
19339 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19341 PR tree-optimization/70354
19342 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19343 oprnd0 is wider than oprnd1 and there is a cast from the wider
19344 type to oprnd1, mask it with the mask of the narrower type.
19347 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19348 Optimize TARGET_STV splitters, if high or low word of last argument
19351 2016-03-22 Jeff Law <law@redhat.com>
19354 tree-ssa-threadbackward.c
19355 (fsm_find_control_statement_thread_paths): Correctly distinguish
19356 between old style jump threads vs FSM jump threads.
19358 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19361 * config/i386/i386.c (scalar_chain::convert_op): Support
19362 uninitialized register usage case.
19364 2016-03-22 Richard Biener <rguenther@suse.de>
19366 PR middle-end/70251
19367 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19369 (capture::gen_transform): ... to change behavior when substituting
19370 a condition into cond or not-cond expr context.
19371 (dt_simplify::gen_1): Adjust.
19372 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19373 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19374 last change and instead change to
19375 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19376 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19378 2016-03-22 Anthony Green <green@moxielogic.com>
19380 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19381 issue for moxiebox targets.
19382 (CC1PLUS_SPEC): Ditto.
19384 2016-03-22 Richard Biener <rguenther@suse.de>
19386 PR middle-end/70333
19387 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19390 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19392 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19394 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19397 * config/i386/i386.c (def_builtin): Handle
19398 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19400 (const struct builtin_description bdesc_special_args[]):
19401 Remove duplicate ISA bits.
19403 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19406 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19407 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19408 in a way that works also for AVX512BW.
19411 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19412 instead of source if operands[1] is xmm16 and above and
19413 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19414 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19417 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19418 on assign if (*from_p) is a comparison, set it to
19419 TREE_NO_WARNING (*from_p).
19421 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19423 PR middle-end/70326
19424 * lra.c (restore_scratches): Ignore deleted insns.
19426 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19427 Jakub Jelinek <jakub@redhat.com>
19429 PR tree-optimization/70317
19430 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
19433 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
19436 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
19437 of ix86_expand_move.
19439 (movti): Use general_operand for operand 1 predicate.
19441 2016-03-21 Martin Liska <mliska@suse.cz>
19443 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
19445 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
19447 2016-03-21 Martin Liska <mliska@suse.cz>
19450 * ipa-icf.c (sem_function::parse): Skip static
19451 constructors and destructors.
19453 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19456 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
19457 function-like macro, peek following token(s) if it is followed
19458 by CPP_OPEN_PAREN token with optional padding in between, and
19459 if not, don't treat it like a macro.
19461 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
19462 Alexander Monakov <amonakov@ispras.ru>
19464 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
19465 for the stabs debug format.
19467 2016-03-21 Richard Biener <rguenther@suse.de>
19469 PR tree-optimization/70310
19470 * tree-vect-generic.c (expand_vector_condition): Fold the built
19473 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
19476 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
19477 Block third alternative for AVX-512VL target,
19479 2016-03-21 Martin Liska <mliska@suse.cz>
19482 * hsa-brig.c (emit_function_directives): Mark unemitted
19483 global variables for emission.
19484 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
19485 (get_symbol_for_decl): Likewise.
19486 * hsa.h (struct hsa_symbol): New flag.
19488 2016-03-21 Richard Biener <rguenther@suse.de>
19490 PR tree-optimization/70288
19491 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
19492 we do not estimate unsimplified all-constant conditionals or
19493 switches as optimized away.
19495 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
19497 PR rtl-optimization/69102
19498 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
19499 when we have a readonly dependency context.
19501 2016-03-18 Jeff Law <law@redhat.com>
19503 PR rtl-optimization/70263
19504 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
19505 (update_equiv_regs): When trying to move a store to after the insn
19506 that sets the source of the store, make sure the store occurs after
19507 the insn that sets the source of the store. When successful note
19508 the REG_EQUIV note created in the dump file.
19510 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
19511 Bernd Schmidt <bschmidt@redhat.com>
19513 * doc/extend.texi: Document more potential problems with basic asms.
19515 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
19517 PR rtl-optimization/70278
19518 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
19521 2016-03-18 Jason Merrill <jason@redhat.com>
19523 * calls.c (load_register_parameters): Fix zero size sibcall logic.
19525 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
19527 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
19528 values to 128b regs.
19530 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
19532 PR tree-optimization/70252
19533 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
19534 boolean vector has a proper number of elements.
19535 (supportable_narrowing_operation): Likewise.
19537 2016-03-18 Tom de Vries <tom@codesourcery.com>
19540 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
19542 2016-03-18 Jakub Jelinek <jakub@redhat.com>
19544 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
19545 instead of replace_rtx for DEBUG_INSNs.
19547 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19549 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
19550 load type reservations.
19552 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
19555 * config/pa/constraints.md: Revert 2015-02-13 change. Use
19556 define_constraint for "Q" and "T" constraints.
19558 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
19560 Tweak the pipeline model for Exynos M1
19562 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
19565 2016-03-17 David Malcolm <dmalcolm@redhat.com>
19568 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
19569 where one or both locations aren't within a line_map.
19571 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
19574 * opts.c (finish_options): Don't set flag_pie to the default if
19575 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
19578 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
19580 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
19581 true as ALL_REGS argument to replace_rtx.
19583 2016-03-17 Richard Biener <rguenther@suse.de>
19586 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
19589 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19592 * rtl.h (replace_rtx): Add ALL_REGS argument.
19593 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
19594 equality and assert mode is the same, instead of just rtx pointer
19596 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
19597 true as ALL_REGS argument to replace_rtx.
19599 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
19601 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
19602 for boolean vector with vector mode only.
19603 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19605 2016-03-17 Nick Clifton <nickc@redhat.com>
19608 * config/rx/rx.c (rx_print_integer): Print negative constants in
19611 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19614 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
19616 2016-03-16 Richard Henderson <rth@redhat.com>
19617 Richard Biener <rguenth@suse.de>
19619 PR middle-end/70240
19620 PR middle-end/68215
19622 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
19623 first operand as is_gimple_condexpr.
19625 PR middle-end/70240
19626 PR middle-end/68215
19628 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
19629 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
19630 Do not gimplify the result.
19631 (do_unop): Adjust call to tree_vec_extract.
19632 (do_binop): Likewise.
19633 (do_compare): Likewise.
19634 (do_plus_minus): Likewise.
19635 (do_negate): Likewise.
19636 (expand_vector_condition): Likewise.
19637 (do_cond): Likewise.
19639 2016-03-16 Richard Henderson <rth@redhat.com>
19642 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
19643 (aarch64_classify_address): Use it.
19644 (aarch64_legitimize_address): Force all subexpressions of PLUS
19645 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
19647 2016-03-16 Jakub Jelinek <jakub@redhat.com>
19648 Richard Biener <rguenth@suse.de>
19651 * rtlanal.c (replace_rtx): For REG, if from is a REG,
19652 return to even if only REGNO is equal, and assert
19655 2016-03-11 Jeff Law <law@redhat.com>
19657 PR rtl-optimization/70224
19658 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
19660 2016-03-16 Richard Henderson <rth@redhat.com>
19662 PR middle-end/70199
19663 * function.h (struct function): Add has_forced_label_in_static.
19664 * gimplify.c (force_labels_r): Set it.
19665 * lto-streamer-in.c (input_struct_function_base): Read it.
19666 * lto-streamer-out.c (output_struct_function_base): Write it.
19667 * tree-inline.c (has_label_address_in_static_1): Remove.
19668 (copy_forbidden): Remove fndecl parameter; test
19669 has_forced_label_in_static.
19670 (inline_forbidden_p): Update call to copy_forbidden.
19671 (tree_versionable_function_p): Likewise.
19672 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
19673 (chkp_versioning): Likewise.
19674 * tree-inline.h (copy_forbidden): Update decl.
19676 2016-03-16 Marek Polacek <polacek@redhat.com>
19679 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
19680 function being thunked if the result type doesn't have fixed size.
19681 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
19682 doesn't have fixed size.
19684 2016-03-16 Bin Cheng <bin.cheng@arm.com>
19686 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
19687 reporting malformed loop nest.
19689 2016-03-16 Tom de Vries <tom@codesourcery.com>
19692 * ipa-devirt.c (possible_polymorphic_call_targets): Move
19693 nodes.length () == 1 test to before first nodes[0] access.
19695 2016-03-16 Tom de Vries <tom@codesourcery.com>
19697 PR tree-optimization/68715
19698 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
19699 single_pred_p test.
19701 2016-03-16 Tom de Vries <tom@codesourcery.com>
19703 PR tree-optimization/68809
19704 * graphite-scop-detection.c (same_close_phi_node): Test if result types
19707 2016-03-16 Carlos O'Donell <carlos@redhat.com>
19708 Sandra Loosemore <sandra@codesourcery.com>
19710 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
19711 on leaf attribute. Mention ELF interposition problems.
19713 2016-03-16 Alan Modra <amodra@gmail.com>
19715 PR rtl-optimization/69195
19716 PR rtl-optimization/47992
19717 * ira.c (indirect_jump_optimize): Ignore artificial defs.
19720 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
19723 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
19725 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19727 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
19729 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19731 PR rtl-optimization/70222
19732 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19733 optimization if mode is different from result_mode, queue up masking
19734 of the result in outer_op. Formatting fix.
19736 PR middle-end/70239
19737 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19740 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19742 PR rtl-optimization/69032
19743 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19744 looping backwards over basic block insns.
19746 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19749 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19750 to non-speculative when propagating trap bits.
19752 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19754 PR rtl-optimization/63384
19755 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19756 DEBUG_INSN_P insns.
19758 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19761 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19762 factored out from ...
19763 (sched_analyze_insn): ... here.
19764 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19765 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19766 get_implicit_reg_pending_clobbers in it.
19767 (setup_id_reg_sets): Use setup_id_implicit_regs.
19768 (deps_init_id): Ditto.
19770 2016-03-15 Tom de Vries <tom@codesourcery.com>
19773 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19775 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19776 execute_function_dump.
19777 (execute_one_pass): Don't dump function if it will be dumped after ipa
19780 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19782 * genrecog.c (match_pattern_2): If pred is NULL don't call
19783 safe_predicate_mode on it.
19785 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19787 PR middle-end/70219
19788 * lra-constraints.c (delete_move_and_clobber): Change assertion
19789 to also allow dregno == 0.
19791 2016-03-14 Richard Henderson <rth@redhat.com>
19794 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19795 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19796 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19797 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19800 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19803 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19805 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19807 * lra-constraints.c (split_reg): For hard regs, try to find the
19808 biggest single-register mode used in the function.
19810 2016-03-14 Richard Biener <rguenther@suse.de>
19812 PR tree-optimization/56365
19813 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19814 constants to compare against.
19816 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19819 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19820 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19821 (define_split for the GPR case): Use int_reg_operand instead of
19822 gpc_reg_operand for the output.
19824 2016-03-14 Tom de Vries <tom@codesourcery.com>
19826 PR tree-optimization/70045
19827 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19828 create_empty_if_region_on_edge argument.
19830 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19832 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19833 (STACK_CHECK_PROTECT): Likewise.
19834 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19835 (STACK_CHECK_PROTECT): Likewise.
19836 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19837 (STACK_CHECK_PROTECT): Likewise.
19838 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19839 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19840 (STACK_CHECK_PROTECT): Likewise.
19842 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19844 PR rtl-optimization/69307
19845 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19846 registers in modes that span more than one register.
19848 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19851 * lra-constraints.c (delete_move_and_clobber): New.
19852 (remove_inheritance_pseudos): Use it.
19854 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19857 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19858 the libcall is LCT_THROW.
19859 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19860 for the checking routine.
19862 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19865 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19866 optimization if we have direct move.
19867 (roundu32<mode>2_fprs): Likewise.
19869 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19872 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19874 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19875 Arguments swapped. All callers changed. Take reg_renumber into
19876 account, and Calculate and compare register ranges for hard regs.
19878 2016-03-11 Jeff Law <law@redhat.com>
19880 PR tree-optimization/70190
19881 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19882 Handle cases where we can not extract the taken edge, even though we
19883 found a constant value.
19885 PR tree-optimization/64058
19886 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19887 (num_coalesce_pairs): Move up earlier in file.
19888 (find_coalesce_pair): Initialize the INDEX field for each pair
19890 (compare_pairs): No longer sort on the elements in each pair.
19891 Instead break ties with the index of the coalesce pair.
19893 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19896 * config/aarch64/aarch64-protos.h
19897 (aarch64_save_restore_target_globals): New prototype.
19898 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19899 Call the above when popping pragma.
19900 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19902 (aarch64_set_current_function): Rewrite using the above.
19904 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19906 PR tree-optimization/70177
19907 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19908 (extract_ops_from_tree): ... this. In the 2 argument
19909 overload remove _1 suffix.
19910 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19911 (extract_ops_from_tree): ... this.
19912 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19914 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19915 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19916 extract_ops_from_tree instead of 2 operand one.
19918 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19920 PR tree-optimization/70013
19921 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19922 for constant-pool entries.
19924 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19926 PR rtl-optimization/70174
19927 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19928 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19930 PR tree-optimization/70169
19931 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19932 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19935 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19936 Jakub Jelinek <jakub@redhat.com>
19939 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19940 of uninitialized values.
19942 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19944 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19946 ("*trunctddd2"): New pattern definition.
19947 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19950 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19952 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19953 definitions for BFP and DFP rounding modes.
19954 ("fixuns_truncdddi2", "fixuns_trunctddi2")
19955 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
19956 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
19957 ("fix_trunctf<mode>2"): Use the new constants instead of magic
19960 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19962 * config/s390/constraints.md: Adjust comment.
19963 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
19964 s390_decompose_addrstyle_without_index.
19965 * config/s390/predicates.md (shift_count_or_setmem_operand):
19966 Rename to setmem_operand.
19967 * config/s390/s390-protos.h
19968 (s390_decompose_shift_count): Rename to
19969 s390_decompose_addrstyle_without_index.
19970 * config/s390/s390.c (s390_decompose_shift_count)
19971 (s390_mem_constraint, print_shift_count_operand)
19972 (print_operand_address, print_operand): Rename
19973 s390_decompose_shift_count to
19974 s390_decompose_addrstyle_without_index and rename
19975 print_shift_count_operand to print_addrstyle_operand troughout the
19977 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
19978 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
19979 Rename shift_count_or_setmem_operand to setmem_operand.
19980 * config/s390/vx-builtins.md ("vec_insert<mode>")
19981 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
19984 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19987 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
19988 Handle overlapping retval and newval.
19990 2016-03-10 Nick Clifton <nickc@redhat.com>
19993 * config/aarch64/aarch64.c
19994 (aarch64_override_options_after_change_1): When forcing
19995 flag_omit_frame_pointer to be true, use a special value that can
19996 be detected if this function is called again, thus preventing
19997 flag_omit_leaf_frame_pointer from being forced to be false.
19999 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20001 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20002 Set x_flag_omit_leaf_frame_pointer when handling
20003 -momit-leaf-frame-pointer.
20005 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20008 * cgraph.c (cgraph_node::dump): Dump split_part and
20009 indirect_call_target.
20010 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20011 * ipa.c (has_addr_references_p): Cleanup.
20012 (is_indirect_call_target_p): New.
20013 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20014 called indirectly as local.
20015 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20017 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20020 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20021 on cxa_pure_virtual.
20023 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20026 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20028 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20031 * tree.c (need_assembler_name_p): Only record main variant type names.
20033 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20036 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20037 Always define to 0 or 1.
20038 (TARGET_FIX_ERR_A53_843419): New macro.
20039 * config/aarch64/aarch64-elf-raw.h
20040 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20041 * config/aarch64/aarch64-linux.h: Likewise.
20042 * config/aarch64/aarch64.c
20043 (aarch64_override_options_after_change_1): Do not default
20044 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20046 (aarch64_attributes): Handle fix-cortex-a53-843419.
20047 (aarch64_can_inline_p): Likewise.
20048 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20050 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20051 Jakub Jelinek <jakub@redhat.com>
20053 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20054 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20055 DECL_COMMONS if flag_unconstrained_commons is set.
20056 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20057 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20058 (funconstrained-commons): Document.
20060 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20062 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20063 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20065 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20067 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20068 has a proper number of elements.
20070 2016-03-10 Alan Modra <amodra@gmail.com>
20072 PR rtl-optimization/69195
20073 PR rtl-optimization/47992
20074 * ira.c (recorded_label_ref): Delete.
20075 (update_equiv_regs): Return void.
20076 (indirect_jump_optimize): New function.
20077 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20078 before regstat_compute_ri. Don't rebuild_jump_labels here.
20079 Delete update_regstat.
20081 2016-03-10 Richard Biener <rguenther@suse.de>
20083 PR tree-optimization/70128
20084 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20085 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20087 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20089 PR tree-optimization/70152
20090 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20091 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20094 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20095 instead of gen_sse2_loadlpd.
20096 * config/i386/sse.md (*vec_concatv2df): Rename to...
20097 (vec_concatv2df): ... this.
20099 PR tree-optimization/70127
20100 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20102 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20106 * diagnostic-show-locus.c (compatible_locations_p): New function.
20107 (layout::layout): Sanitize ranges using compatible_locations_p.
20109 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20113 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20114 location_range param with three const expanded_locations * and a
20116 (layout::layout): Replace call to
20117 rich_location::lazily_expand_location with get_expanded_location.
20118 Extract the range and perform location expansion here, passing
20119 the results to the layout_range ctor.
20120 * diagnostic.c (source_range::debug): Delete.
20121 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20122 of rich_location::get_expanded_location.
20123 * gcc-rich-location.c (get_range_for_expr): Delete.
20124 (gcc_rich_location::add_expr): Reimplement to avoid the
20125 rich_location::add_range overload that took a location_range,
20126 passing a location_t instead.
20128 2016-03-09 Richard Biener <rguenther@suse.de>
20129 Jakub Jelinek <jakub@redhat.com>
20131 PR tree-optimization/70138
20132 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20133 Also skip vect_double_reduction_def.
20135 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20138 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20139 if the operand is "m".
20141 2016-03-09 Nathan Sidwell <nathan@acm.org>
20143 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20145 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20147 * config/i386/i386.c (processor_target_table): Fix cost table
20148 intialization order for znver1.
20150 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20152 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20153 - becuase -> because.
20154 * ipa-reference.c (ignore_module_statics): Likewise.
20155 * cgraph.c (cgraph_node::get_body): Likewise.
20156 * ipa-inline.c (early_inliner): Likewise.
20157 * ipa-devirt.c (types_same_for_odr): Likewise.
20158 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20159 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20161 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20163 * tree-ssa-math-opts.c: Fix typo in comment.
20165 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20168 * config/i386/i386.c (scalar_chain::make_vector_copies,
20169 scalar_chain::convert_reg): Call end_sequence in between
20170 get_insns and emit_conversion_insns rather than after both
20173 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20176 * config/i386/i386.h (machine_function): Add
20177 pc_thunk_call_expanded flag.
20178 (ix86_pc_thunk_call_expanded): New define.
20179 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20180 (*set_got): Rename insn pattern from set_got.
20181 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20182 * config/i386/i386.c (ix86_compute_frame_layout): Use
20183 ix86_pc_thunk_call_expanded to prevent red-zone.
20185 2016-03-07 Martin Jambor <mjambor@suse.cz>
20187 * hsa.h (hsa_get_ctor_statements): Declare.
20188 (hsa_get_dtor_statements): Likewise.
20189 (hsa_get_kernel_dispatch_type): Likewise.
20190 * hsa.c (hsa_get_ctor_statements): New function.
20191 (hsa_get_dtor_statements): Likewise.
20192 (hsa_get_kernel_dispatch_type): Likewise.
20193 * hsa-brig.c (hsa_cdtor_statements): Removed.
20194 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20195 hsa_get_dtor_statements.
20196 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20197 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20199 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20201 * config/arm/arm-cores.def (cortex-r8): New.
20202 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20203 * config/arm/arm-tune.md: Likewise.
20204 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20206 2016-03-07 Martin Sebor <msebor@redhat.com>
20208 PR rtl-optimization/19705
20209 * doc/invoke.texi (Options That Control Optimization): Clarify
20210 -fno-branch-count-reg.
20212 2016-02-26 Richard Biener <rguenther@suse.de>
20213 Jeff Law <law@redhat.com>
20215 PR tree-optimization/69740
20216 * cfghooks.c (remove_edge): Request loop fixups if we delete
20217 an edge that might turn an irreducible loop into a natural
20219 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20220 Move after definition of loops_state_clear.
20222 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20224 PR rtl-optimization/69052
20225 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20228 2016-03-07 Tom de Vries <tom@codesourcery.com>
20230 PR tree-optimization/70116
20231 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20232 is_tm_ending stmts and ubsan/asan internal functions.
20233 (find_duplicate): Use it. Don't test is_tm_ending here.
20235 2016-03-07 Richard Biener <rguenther@suse.de>
20237 PR tree-optimization/70115
20238 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20239 (propagate_constants_for_unrolling): Use replace_uses_by.
20241 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20243 PR middle-end/69916
20244 * omp-low.c (struct oacc_loop): Add ifns.
20245 (new_oacc_loop_raw): Initialize it.
20246 (finish_oacc_loop): Clear mask & flags if no ifns.
20247 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20248 (oacc_loop_xform_loop): Add ifns arg & adjust.
20249 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20251 2016-03-07 Richard Henderson <rth@redhat.com>
20254 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20255 (insert_value_copy_on_edge): Likewise.
20257 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20259 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20261 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20264 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20266 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20268 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20270 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20272 Fix sseimul type attribute.
20273 * config/i386/znver1.md
20274 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20275 znver1_sseimul_avx256_load) : Fix the type attribute.
20276 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20277 pipe usage and latency.
20279 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20282 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20283 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20286 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20289 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20291 PR rtl-optimization/69941
20292 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20293 the reg share its mode.
20295 2016-03-04 Jeff Law <law@redhat.com>
20297 PR tree-optimization/69196
20298 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20299 If the both SSA_NAMEs are anonymous, then consider them unassociated
20300 and include the PHI in the statement count.
20302 2016-03-05 Tom de Vries <tom@codesourcery.com>
20304 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20305 construct in oacc routine. Check for oacc region in oacc routine.
20307 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20310 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20311 2016-02-22 changes, instead don't recurse if RECUR is already true.
20312 Don't change *dynamic_check if RECUR. Adjust recursive caller
20313 to pass true to the new argument.
20314 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20317 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20318 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20320 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20322 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20324 PR rtl-optimization/57676
20325 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20326 with flag_checking.
20328 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20330 * tree-vect-patterns.c (search_type_for_mask): Handle
20331 comparison of booleans.
20333 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20335 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20339 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20340 all other ops that have dw_val_class_die_ref operands,
20341 and DW_OP_GNU_entry_value.
20343 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20345 PR rtl-optimization/69904
20346 * config/arm/arm.c (arm_cannot_copy_insn_p):
20347 Return true for load-exclusive instructions.
20349 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20352 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20353 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20354 the pattern no matter if it is used just by non-pattern, pattern
20356 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20357 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20358 oprnd1 def_stmt is in pattern, don't look through it.
20360 2016-03-03 Marek Polacek <polacek@redhat.com>
20362 PR middle-end/70050
20363 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20365 2016-03-03 Martin Liska <mliska@suse.cz>
20367 PR tree-optimization/70043
20368 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20369 previous statement if we see a debug statement.
20371 2016-03-03 Richard Biener <rguenther@suse.de>
20373 PR tree-optimization/55936
20374 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20375 parameter and guard unsafe equivalence use.
20376 (vrp_evaluate_conditional_warnv_with_ops): Always use
20377 safe equivalences but not via the quadratic compare_names
20380 2016-03-03 Michael Collison <michael.collison@linaro.org>
20383 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20384 for operand 1 to s_register_operand. Change predicate for operand
20385 2 to arm_not_immediate_operand.
20387 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20389 * doc/tm.texi: Regenerated.
20391 2016-03-02 Richard Henderson <rth@redhat.com>
20394 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20395 simplification when all args are positive non-fixed registers.
20397 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20399 * target.def (lra_p): Specify that new ports should use LRA.
20401 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20404 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20405 gimplify_type_sizes the type they refer to.
20406 (omp_notice_variable): Handle reference vars to VLAs.
20407 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20408 reference to VLA decls in the second pass instead of first pass.
20410 2016-03-02 Tom de Vries <tom@codesourcery.com>
20412 PR tree-optimization/68659
20413 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20414 new_expr == NULL_TREE.
20415 (get_new_name): Handle ADDR_EXPR.
20417 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20419 PR rtl-optimization/69052
20420 * loop-invariant.c (canonicalize_address): New function.
20421 (inv_can_prop_to_addr_use): Check validity of address expression
20422 which is canonicalized by above function.
20424 2016-03-02 Alan Modra <amodra@gmail.com>
20427 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20430 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20433 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
20434 (*movhi_internal): Put mask moves from and to memory separately
20435 from moves from/to GPRs.
20437 2016-03-02 Richard Biener <rguenther@suse.de>
20439 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
20440 GENERIC expressions in GIMPLE.
20442 2016-03-02 Richard Biener <rguenther@suse.de>
20444 * config/i386/i386.c (type_natural_mode): Fix typo.
20446 2016-03-02 Nick Clifton <nickc@redhat.com>
20448 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
20450 2016-03-02 Richard Biener <rguenther@suse.de>
20451 Uros Bizjak <ubizjak@gmail.com>
20454 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
20456 2016-03-02 Richard Biener <rguenther@suse.de>
20458 PR middle-end/67278
20459 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
20461 2016-03-02 Marek Polacek <polacek@redhat.com>
20464 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
20465 "is promoted to" warning.
20467 2016-03-01 DJ Delorie <dj@redhat.com>
20469 * config.gcc: Deprecate mep-*.
20471 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
20473 PR middle-end/70025
20474 * lra-constraints.c (regno_val_use_in): New.
20475 (match_reload): Use it instead of regno_use_in.
20477 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20479 PR rtl-optimization/70007
20480 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
20481 references present in REG_EQUAL notes attached to non-SET patterns.
20483 2016-03-01 Jeff Law <law@redhat.com>
20485 PR tree-optimization/69196
20486 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20487 Appropriately clamp the number of statements to copy when the
20488 thread path does not traverse a loop backedge.
20490 PR tree-optimization/69196
20491 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20492 Do count some PHIs in the thread path against the insn count. Decrease
20493 final statement count by one as the control statement in the last
20494 block will get removed. Remove special cased code for handling PHIs
20497 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
20500 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
20501 asm dialect alternatives to explicit GOTPCREL calls.
20503 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20506 * ira.c (do_reload): Issue warning for generic stack checking here...
20507 * reload1.c (reload): ...instead of here and streamline it.
20509 2016-03-01 Nick Clifton <nickc@redhat.com>
20511 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
20513 2016-03-01 Richard Biener <rguenther@suse.de>
20515 PR tree-optimization/69983
20516 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
20517 types and fall back to operand_equal_p.
20519 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20522 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20524 * config/s390/constraints.md ("jm8"): New constraint.
20525 * config/s390/predicates.md ("const_int_8bitset_operand"): New
20527 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
20529 ("*setmem_long<setmem_and>"): New pattern.
20530 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
20532 ("*setmem_long_31z<setmem_and>"): New pattern.
20533 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
20534 New substitution rules with the required attributes.
20537 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20540 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20542 * gensupport.c (process_substs_on_one_elem): Split loop to
20543 complete mark_operands_used_in_match_dup on all expressions in the
20545 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20546 and remove function.
20548 2016-03-01 Richard Biener <rguenther@suse.de>
20550 PR middle-end/70022
20551 * fold-const.c (fold_indirect_ref_1): Fix range checking for
20552 vector BIT_FIELD_REF extract.
20554 2016-03-01 Richard Biener <rguenther@suse.de>
20556 PR tree-optimization/69994
20557 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
20559 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
20561 PR tree-optimization/69956
20562 * tree-vect-stmts.c (supportable_widening_operation): Support
20563 multi-step conversion of boolean vectors.
20564 (supportable_narrowing_operation): Likewise.
20566 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20568 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
20571 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20573 * config/s390/subst.md (DSI_VI): New mode iterator.
20574 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
20575 * config/s390/vector.md ("vec_set<mode>"): Move expander before
20576 the insn definition.
20577 ("*vec_set<mode>"): Change predicate and add alternative to
20578 support only either register or const_int operands as element
20580 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
20582 ("vec_extract<mode>"): New expander.
20583 ("*vec_extract<mode>"): New insn definition supporting reg and
20584 const_int element selectors.
20585 ("*vec_extract<mode>_plus"): New insn definition supporting
20586 reg+const_int element selectors.
20587 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
20588 following expander+insn definition.
20589 ("<vec_shifts_name><mode>3"): New expander.
20590 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
20592 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20594 * config/s390/s390.md ("*tabort_1"): Change predicate to
20595 nonmemory_operand. Add a second alternative to cover
20596 register as well as const int operands.
20597 ("*tabort_1_plus"): New pattern definition.
20599 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20601 * config/s390/s390.md ("*ashrdi3_cc_31")
20602 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
20603 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
20604 Merge insn definitions into ...
20605 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20606 New pattern definition.
20607 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
20608 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
20609 ("*ashr<mode>3_and"): Merge insn definitions into ...
20610 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20611 New pattern definition.
20612 * config/s390/subst.md ("addr_style_op_cc_subst")
20613 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
20614 substitutions patterns plus attributes.
20615 Add ashiftrt to SUBST iterator.
20617 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20619 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
20620 op2 to nonmemory_operand.
20621 ("*<shift>di3_31", "*<shift>di3_31_and"):
20622 Merge into single pattern definition ...
20623 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
20624 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
20625 pattern definition ...
20626 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
20627 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
20630 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20632 * config/s390/predicates.md (const_int_6bitset_operand): New
20634 * config/s390/s390.md: Include subst.md.
20635 ("rotl<mode>3"): New expander.
20636 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
20638 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
20639 * config/s390/subst.md: New file.
20641 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20643 * config/s390/s390.md ("op_type", "atype", "length" attributes):
20644 Remove RRR type. It doesn't really exist.
20645 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
20647 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
20648 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
20649 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
20650 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
20651 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
20652 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
20653 `enabled' attribute.
20655 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20657 * gensupport.c (process_substs_on_one_elem): Split loop to
20658 complete mark_operands_used_in_match_dup on all expressions in the
20660 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20661 and remove function.
20663 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20666 * config/sparc/sparc.c (NWORDS_UP): Rename to...
20667 (CEIL_NWORDS): ...this. Use CEIL macro.
20668 (compute_fp_layout): Adjust to above renaming.
20669 (function_arg_union_value): Likewise.
20670 (sparc_arg_partial_bytes): Likewise.
20671 (sparc_function_arg_advance): Likewise.
20673 2016-02-29 Jeff Law <law@redhat.com>
20675 PR tree-optimization/70005
20676 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
20677 where an object with a boolean range is compared against a value
20680 PR tree-optimization/69999
20681 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
20682 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
20685 2016-02-29 Richard Biener <rguenther@suse.de>
20687 PR tree-optimization/69994
20688 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
20689 (get_unary_op): Look through nop conversions.
20690 (ops_equal_values_p): New function, look for equality diregarding
20692 (eliminate_plus_minus_pair): Use ops_equal_values_p
20693 (repropagate_negates): Do not use get_unary_op here.
20695 2016-02-29 Martin Liska <mliska@suse.cz>
20697 * system.h: Poison ENABLE_CHECKING macro.
20699 2016-02-29 Martin Liska <mliska@suse.cz>
20701 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
20702 is presented in dump flags.
20703 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20704 (hsa_regalloc): Likewise.
20706 2016-02-19 Richard Biener <rguenther@suse.de>
20708 PR tree-optimization/69980
20709 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
20710 permutation of those we need to keep.
20712 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20715 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
20716 (NWORDS_UP): ...this
20717 (init_cumulative_args): Minor tweaks.
20718 (sparc_promote_function_mode): Likewise.
20719 (scan_record_type): Delete.
20720 (traverse_record_type): New function template.
20721 (classify_data_t): New structure type.
20722 (classify_registers): New inline function.
20723 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
20724 exhausted. Instantiate traverse_record_type on classify_registers and
20725 deal with the case of a structure passed in slot #15 with no FP field
20727 (assign_data_t): New structure type.
20728 (compute_int_layout): New static function.
20729 (compute_fp_layout): Likewise.
20730 (count_registers): New inline function.
20731 (assign_int_registers): New static function.
20732 (assign_fp_registers): Likewise.
20733 (assign_registers): New inline function.
20734 (function_arg_record_value_1): Delete.
20735 (function_arg_record_value_2): Likewise.
20736 (function_arg_record_value_3): Likewise.
20737 (function_arg_record_value): Adjust to above changes. Instantiate
20738 traverse_record_type on count_registers to first count the number of
20739 registers to be used and then on assign_registers to assign them.
20740 (function_arg_union_value): Adjust to above renaming.
20741 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20742 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20743 case of a structure passed in slot #15
20744 (sparc_function_arg_advance): Likewise.
20745 (function_arg_padding): Minor tweak.
20747 2016-02-29 Richard Biener <rguenther@suse.de>
20749 PR tree-optimization/69720
20750 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20751 the adjustment_def path for possibly vectorized defs.
20752 (vect_create_epilog_for_reduction): Handle vectorized initial
20755 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20757 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20759 2016-02-27 Jeff Law <law@redhat.com>
20762 2016-02-26 Richard Biener <rguenther@suse.de>
20763 Jeff Law <law@redhat.com>
20765 PR tree-optimization/69740
20766 * cfghooks.c (remove_edge): Request loop fixups if we delete
20767 an edge that might turn an irreducible loop into a natural
20770 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20772 PR rtl-optimization/69896
20773 * tree-vect-generic.c (get_compute_type): Avoid single element
20776 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20778 Rename the AArch64 tuning option and related functions to enable the
20779 Newton series for the reciprocal square root to reflect its
20780 approximative characteristic.
20782 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20783 function to "aarch64_emit_approx_rsqrt".
20784 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20785 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20786 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20787 (xgene1_tunings): Likewise.
20788 (use_rsqrt_p): Likewise.
20789 (aarch64_emit_swrsqrt): Use new function name.
20790 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20791 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20792 text explaining this option.
20793 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20795 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20798 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20799 complain about -mallow-movmisalign without -mvsx if
20800 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20802 2016-02-26 Joel Sherrill <joel@rtems.org>
20804 * config.gcc: Add x86_64-*-rtems*.
20805 * config/i386/rtems-64.h: New file.
20807 2016-02-26 Joel Sherrill <joel@rtems.org>
20809 * config.gcc: Add aarch64-*-rtems*.
20810 * config/aarch64/rtems.h: New file.
20812 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20815 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20816 shift amount using %h. Add comment.
20818 2016-02-26 Richard Biener <rguenther@suse.de>
20819 Jeff Law <law@redhat.com>
20821 PR tree-optimization/69740
20822 * cfghooks.c (remove_edge): Request loop fixups if we delete
20823 an edge that might turn an irreducible loop into a natural
20826 2016-02-26 Martin Jambor <mjambor@suse.cz>
20828 PR middle-end/69920
20829 * tree-sra.c (sra_modify_assign): Do not remove loads of
20830 uninitialized aggregates to SSA_NAMEs.
20832 2016-02-26 Richard Henderson <rth@redhat.com>
20835 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20836 pseudo in case the target rtx matches the source of the left
20839 2016-02-26 Martin Jambor <mjambor@suse.cz>
20842 * hsa.h (hsa_type_packed_p): Declare.
20843 * hsa.c (hsa_type_packed_p): New function.
20844 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20846 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20847 * hsa-brig.c (emit_basic_insn): Likewise.
20849 2016-02-26 Martin Jambor <mjambor@suse.cz>
20852 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20854 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20856 2016-02-26 Martin Jambor <mjambor@suse.cz>
20858 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20859 hsa_op_with_type operands.
20860 (hsa_unsigned_type_for_type): Declare.
20861 * hsa.c (hsa_unsigned_type_for_type): New function.
20862 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20863 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20864 the finalizer. Do not emit extra move.
20866 2016-02-26 Martin Jambor <mjambor@suse.cz>
20868 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20869 atomic operations in private segment.
20871 2016-02-26 Martin Jambor <mjambor@suse.cz>
20873 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20874 statements to wi->info. Also disallow omp simd constructs.
20875 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20876 for not gridifying. Dump special string for omp_for.
20878 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20881 * config/aarch64/aarch64.c (aarch64_set_current_function):
20882 Save/restore target globals when switching to
20883 target_option_default_node.
20885 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20888 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20889 Return 0 if !SHIFT_COUNT_TRUNCATED.
20891 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20892 Eric Botcazou <ebotcazou@adacore.com>
20894 PR rtl-optimization/69891
20895 * dse.c (scan_insn): If we can't figure out memset arguments
20896 or they are non-constant, call clear_rhs_from_active_local_stores.
20898 2016-02-26 Martin Liska <mliska@suse.cz>
20900 * doc/extend.texi: Mention clog10, clog10f an clog10l
20901 in Builtins section.
20903 2016-02-26 Martin Liska <mliska@suse.cz>
20905 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20907 (resolve_args_picking_1): Likewise.
20908 * dwarf2out.h (struct GTY): Likewise.
20910 2016-02-26 Martin Liska <mliska@suse.cz>
20912 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20913 with flag_checking.
20914 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20916 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20917 Martin Liska <mliska@suse.cz>
20919 * doc/install.texi: Mention --enable-valgrind-annotations.
20921 2016-02-26 Richard Biener <rguenther@suse.de>
20923 PR tree-optimization/69551
20924 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20925 looking through aliases adjust DECL_PT_UID to refer to the
20926 ultimate alias target.
20928 2016-02-25 Martin Liska <mliska@suse.cz>
20930 PR middle-end/69919
20931 * alloc-pool.c (after_memory_report): New variable.
20932 * alloc-pool.h (base_pool_allocator ::release): Do not use
20933 the infrastructure if after_memory_report.
20934 * toplev.c (toplev::main): Mark after memory report.
20936 2016-02-25 Richard Biener <rguenther@suse.de>
20938 PR tree-optimization/48795
20939 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20941 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20944 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20945 offloading is enabled and -fopenacc or -fopenmp is specified.
20946 (CRTOFFLOADEND): Likewise.
20947 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20948 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20949 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20950 (offload_objects_file_name): New static var.
20951 (tool_cleanup): Remove offload_objects_file_name file.
20952 (find_offloadbeginend): Replace with ...
20953 (find_crtoffloadtable): ... this.
20954 (run_gcc): Remove offload_argc and offload_argv.
20955 Get offload_objects_file_name from -foffload-objects=... option.
20956 Read names of object files with offload from this file, pass them to
20957 compile_images_for_offload_targets. Don't call find_offloadbeginend and
20958 don't pass offloadbegin and offloadend to the linker. Don't pass
20959 offload non-LTO files to the linker, because now they're not claimed.
20961 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
20964 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20965 on builtin_unreachable.
20967 2016-02-25 Jakub Jelinek <jakub@redhat.com>
20969 PR rtl-optimization/69896
20970 * regcprop.c: Include cfgrtl.h.
20971 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
20972 than remembered mode, either delete it (if noop_move_p), or
20973 treat like copy_p but not noop_p instruction.
20975 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20978 * dwarf2out.c (gen_variable_die): Work around buggy LTO
20979 - allow NULL decl for Fortran DW_TAG_common_block variables.
20981 2016-02-24 Jason Merrill <jason@redhat.com>
20983 * common.opt (flifetime-dse): Add -flifetime-dse=1.
20985 2016-02-24 Richard Biener <rguenther@suse.de>
20986 Jakub Jelinek <jakub@redhat.com>
20988 PR middle-end/69760
20989 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
20990 conditionally executed ops to well-defined overflow behavior.
20992 2016-02-24 Jakub Jelinek <jakub@redhat.com>
20994 PR middle-end/69915
20995 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
20998 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21000 PR rtl-optimization/69886
21001 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21002 argument. Use it when checking validity of set instructions.
21003 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21004 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21006 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21007 * store-motion.c (find_moveable_store): Update
21008 can_assign_to_reg_without_clobbers_p callsite.
21010 2016-02-24 Richard Biener <rguenther@suse.de>
21012 PR middle-end/68963
21013 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21015 (record_nonwrapping_iv): Do not fall back to the low/high bound
21016 for non-constant IV bases if the stmt is not always executed.
21018 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21020 * config/arm/arm-cores.def (cortex-a32): New entry.
21021 * config/arm/arm-tables.opt: Regenerate.
21022 * config/arm/arm-tune.md: Regenerate.
21023 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21024 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21025 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21026 for -mcpu and -mtune.
21028 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21031 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21032 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21033 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21034 (atomic_loaddi_1): Delete.
21035 (atomic_loaddi): Rewrite expander using the above changes.
21037 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21040 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21043 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21044 Richard Biener <rguenth@suse.de>
21046 PR middle-end/69909
21047 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21048 set_mem_attributes if tem is SSA_NAME which got expanded
21051 2016-02-24 Richard Biener <rguenther@suse.de>
21053 PR tree-optimization/69907
21054 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21055 end of permutations for BB vectorization.
21057 2016-02-24 Christian Bruel <christian.bruel@st.com>
21059 * config/arm/arm-c.c (arm_option_override): Initialize
21060 target_option_current_node.
21061 * config/arm/arm.c (arm_pragma_target_parse): Replace
21062 build_target_option_node call by target_option_current_node.
21063 Set target_option_current_node.
21066 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21069 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21070 define_insn_and_split to define_insn.
21071 (zero_extendqi<mode>2_dot2): Same.
21072 (extendqi<mode>2_dot): Same.
21073 (extendqi<mode>2_dot2): Same.
21075 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21077 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21078 and add bypass for AES{D,E} and AESMC pairs.
21079 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21082 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21084 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21085 series for reciprocal square root in Exynos M1.
21087 2016-02-23 Martin Sebor <msebor@redhat.com>
21090 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21091 __builtin_alloca_with_align.
21093 2016-02-23 Richard Henderson <rth@redhat.com>
21095 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21096 (ix86_register_pragmas): Remove __seg_tls.
21097 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21098 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21099 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21100 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21101 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21102 * doc/extend.texi (__seg_tls): Remove item.
21104 2016-02-23 Richard Biener <rguenther@suse.de>
21106 * alloc-pool.h (struct allocation_object): Make id member
21107 conditional on CHECKING_P again.
21108 (get_instance): Adjust.
21109 (base_pool_allocator): Likewise.
21111 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21113 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21114 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21116 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21118 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21120 2016-02-23 Richard Biener <rguenther@suse.de>
21122 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21123 * bitmap.h (struct bitmap_usage): Likewise.
21124 (bitmap_move): Declare.
21125 * bitmap.c (register_overhead): Take size_t argument.
21126 (bitmap_move): New function.
21127 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21128 to properly account overhead.
21129 * tree.c (free_node): Use tree_size.
21131 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21134 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21135 when inverting comparison.
21138 * common.opt (Wunreachable-code): Add Warning flag.
21140 2016-02-23 Mark Wielaard <mjw@redhat.com>
21141 Jakub Jelinek <jakub@redhat.com>
21144 * cgraphunit.c (check_global_declaration): Check main_input_filename
21145 and DECL_SOURCE_FILE are not NULL.
21147 2016-02-23 Martin Jambor <mjambor@suse.cz>
21149 PR tree-optimization/69666
21150 * tree-sra.c (sra_modify_assign): Do not attempt to create
21151 default_def replacements for unscalarizable regions.
21153 2016-02-20 Mark Wielaard <mjw@redhat.com>
21156 * cgraphunit.c (check_global_declaration): Check level of
21157 warn_unused_const_variable and main_input_filename.
21158 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21159 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21160 (-Wunused-const-variable): Explain levels 1 and 2.
21162 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21165 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21166 identical arguments. Formatting and spelling fixes.
21169 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21174 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21175 and m68k-devices.def.
21176 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21177 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21179 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21181 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21182 and HImode registers.
21184 2016-02-22 Richard Biener <rguenther@suse.de>
21186 PR tree-optimization/69882
21187 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21188 preserve permutations present because of gaps.
21189 (vect_supported_load_permutation_p): Always continue checking
21190 permutations after vect_attempt_slp_rearrange_stmts.
21192 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21194 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21195 min_profitable_estimate, rather than min_profitable_iters.
21197 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21200 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21201 SImode for last match_operand.
21203 2016-02-22 Martin Liska <mliska@suse.cz>
21205 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21206 return bitsize - 1 as the return value.
21208 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21212 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21213 Handle negative shift counts.
21214 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21215 force_reg on the shift constant.
21216 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21217 (lshrsi3_d): Handle negative shift counts.
21219 2016-02-22 Richard Biener <rguenther@suse.de>
21220 Tom de Vries <tom@codesourcery.com>
21222 * graph.c: Include dumpfile.h.
21223 (print_graph_cfg): Split into three overloads.
21224 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21226 2016-02-22 Tom de Vries <tom@codesourcery.com>
21228 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21231 2016-02-22 Richard Biener <rguenther@suse.de>
21234 * ipa-inline-transform.c (inline_call): When not updating
21235 overall summaries adjust self size by the growth estimate.
21236 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21237 hash-set, do not update overall summaries here. Renamed from ...
21238 (inline_to_all_callers): ... this which is now wrapping the
21239 above and performing delayed overall summary update.
21240 (early_inline_small_functions): Delay updating of the overall
21243 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21245 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21248 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21251 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21252 :%* in %:gt() argument.
21253 (greater_than_spec_func): Adjust for expecting only numbers,
21254 if there are more than two numbers, compare the last two.
21256 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21258 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21259 -Wnarrowing with -std.
21261 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21264 * expr.c (store_field): Don't use bit-field path if exp is
21265 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21266 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21267 and the assignment can be performed by bitwise copy. Formatting
21270 PR middle-end/69838
21271 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21272 call copy_reg_eh_region_note_forward on before and/or after sequences
21273 and remove note from insn if it no longer can throw.
21276 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21277 if TARGET_AVX512BW.
21279 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21281 * config/s390/vector.md: Add missing commutative operand markers
21282 to the patterns which qualify for one.
21283 * config/s390/vx-builtins.md: Likewise.
21285 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21287 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21288 types to mode iterators.
21289 (vec_double): ... and mode attribute.
21290 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21292 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21294 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21295 Change the predicate of op2 from nonimmediate to general and let
21296 reload fix it if necessary.
21298 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21300 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21302 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21304 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21307 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21309 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21310 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21311 * config/s390/s390.md ("movstr<P:mode>"): Call
21312 s390_expand_vec_movstr.
21314 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21316 * config/s390/s390.md: Add missing output modifier for operand 1
21317 to print it as address properly.
21319 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21321 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21322 * config/s390/2964.md: New file.
21323 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21324 of insn grouping attributes depending on the CPU level.
21325 (s390_get_unit_mask): New function.
21326 (s390_sched_score): Remove the OOO from the scheduling macros.
21327 Add loop to calculate a score for the instruction mix.
21328 (s390_sched_reorder): Likewise plus improve debug output.
21329 (s390_sched_variable_issue): Rename macros as above. Calculate
21330 the unit distances after actually scheduling an insn. Improve
21332 (s390_sched_init): Clear last_scheduled_unit_distance array.
21333 * config/s390/s390.md: Include 2964.md.
21335 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21338 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21339 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21340 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21341 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21342 *avx512f_<code>v8div16qi2_mask_1): New insns.
21344 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21347 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21350 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21351 earlyclobber from target. Use wF constraint for fused memory
21353 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21355 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21356 Martin Liska <mliska@suse.cz>
21359 * cfgexpand.c (asan_sanitize_stack_p): New function.
21360 (partition_stack_vars): Use the function.
21361 (expand_stack_vars): Likewise.
21362 (defer_stack_allocation): Likewise.
21363 (expand_used_vars): Likewise.
21365 2016-02-18 Richard Biener <rguenther@suse.de>
21367 PR middle-end/69553
21368 * fold-const.c (operand_equal_p): Properly compare offsets for
21369 IMAGPART_EXPR and ARRAY_REF.
21371 2016-02-18 Nick Clifton <nickc@redhat.com>
21375 * config/arm/arm.c (arm_option_override_internal): Disable
21376 interworking if the target does not support thumb instructions.
21377 (arm_reload_in_hi): Handle the case where a register to register
21378 move needs reloading because there is no simple pattern to handle
21380 (arm_reload_out_hi): Likewise.
21382 2016-02-18 Richard Biener <rguenther@suse.de>
21384 PR middle-end/69854
21385 * match.pd: Don't use fold_binary or fold_unary for folding
21388 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21391 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21392 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21393 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21394 warn on gimple_no_warning_p statements.
21396 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21398 * doc/extend.texi (C++ Attributes): Correct description of
21399 warn_unused type attribute.
21401 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21403 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21404 correct instruction.
21406 2016-02-17 Richard Biener <rguenther@suse.de>
21408 PR rtl-optimization/69609
21409 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21410 (find_traces_1_round): When ending a trace update cached priority
21412 (bb_to_key): Use cached priority when available.
21413 (copy_bb): Initialize cached priority.
21414 (reorder_basic_blocks_software_trace_cache): Likewise.
21416 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21419 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21421 (aarch64_comparison_operator): Break overly long line into two.
21422 (aarch64_comparison_operation): Likewise.
21423 * config/aarch64/aarch64.md (cstorecc4): Use
21424 aarch64_comparison_operator_mode instead of
21425 aarch64_comparison_operator.
21426 (cstore<mode>4): Likewise.
21427 (aarch64_cstore<mode>): Likewise.
21428 (*cstoresi_insn_uxtw): Likewise.
21429 (cstore<mode>_neg): Likewise.
21430 (*cstoresi_neg_uxtw): Likewise.
21432 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21435 * config/arm/predicates.md (arm_comparison_operator_mode):
21437 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
21438 instead of arm_comparison_operator.
21439 (*mov_negscc): Likewise.
21440 (*mov_notscc): Likewise.
21441 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
21442 (*thumb2_mov_negscc): Likewise.
21443 (*thumb2_mov_negscc_strict_it): Likewise.
21444 (*thumb2_mov_notscc): Likewise.
21445 (*thumb2_mov_notscc_strict_it): Likewise.
21447 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
21449 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
21450 Add missing return.
21452 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
21454 * config/visium/visium.c (machine_libfunc_index): New enum.
21455 (machine_libfuncs): New structure.
21456 (visium_libfuncs): New static variable.
21457 (TARGET_INIT_LIBFUNCS): Define to...
21458 (visium_init_libfuncs): ...this. New function.
21459 (expand_block_move_4): Use the appropriate libfunc.
21460 (expand_block_move_2): Likewise.
21461 (expand_block_move_1): Likewise.
21462 (expand_block_set_4): Likewise.
21463 (expand_block_set_2): Likewise.
21464 (expand_block_set_1): Likewise.
21465 (visium_trampoline_init): Likewise.
21467 2016-02-17 Nick Clifton <nickc@redhat.com>
21469 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
21470 TI's devices.csv file as of March 2016.
21472 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
21475 * opts-global.c (handle_common_deferred_options): Introduce and
21476 initialize two global variables to remember command-line options
21477 specifying a stack-limiting register.
21478 * opts.h: Add extern declarations of the two new global variables.
21479 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
21480 variable based on the values of the two new global variables.
21482 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21485 * common.opt (Wnonnull-compare): New warning.
21486 * doc/invoke.texi (-Wnonnull): Remove text about comparison
21487 of arguments against NULL.
21488 (-Wnonnull-compare): Document.
21489 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
21490 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
21491 * passes.def (pass_warn_nonnull_compare): Add.
21492 * gimple-ssa-nonnull-compare.c: New file.
21494 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21496 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
21497 AARCH64_EXTRA_TUNE_RECIP_SQRT.
21499 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21501 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
21502 reciprocal sqrt for -mlow-precision-recip-sqrt.
21504 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21505 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21507 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
21508 always use lane loads to construct non-constant vectors.
21510 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21512 * config/aarch64/aarch64.md
21513 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
21514 constraints for operand 3.
21515 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
21517 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21518 Richard Biener <rguenther@suse.de>
21520 PR tree-optimization/69820
21521 * tree-vect-patterns.c (type_conversion_p): Return false if
21522 *orig_type is unsigned single precision or boolean.
21523 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
21526 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21528 PR rtl-optimization/69764
21529 PR rtl-optimization/69771
21530 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
21531 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
21533 2016-02-16 Richard Biener <rguenther@suse.de>
21535 PR tree-optimization/69776
21536 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
21538 (indirect_refs_may_alias_p): Likewise.
21539 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
21540 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
21541 according to tbaa_p.
21542 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
21543 (optimize_stmt): For redundant store discovery do not allow tbaa.
21545 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
21547 PR tree-optimization/69714
21548 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
21549 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
21551 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
21553 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
21554 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
21555 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
21556 * config/arc/arc.c (arc_init): Check FPU options.
21557 (get_arc_condition_code): Handle new CC_FPU* modes.
21558 (arc_select_cc_mode): Likewise.
21559 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
21560 register pair only. Allow access for ARCv2 accumulator.
21561 (gen_compare_reg): Whenever we have FPU support use FPU compare
21563 (arc_reorg): Don't generate brcc insns when FPU compare
21564 instructions are involved.
21565 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
21566 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
21567 floating point emulation.
21568 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
21569 (REVERSE_CONDITION): Add new CC_FPU* modes.
21570 (TARGET_FP_SP_BASE): Define.
21571 (TARGET_FP_DP_BASE): Likewise.
21572 (TARGET_FP_SP_FUSED): Likewise.
21573 (TARGET_FP_DP_FUSED): Likewise.
21574 (TARGET_FP_SP_CONV): Likewise.
21575 (TARGET_FP_DP_CONV): Likewise.
21576 (TARGET_FP_SP_SQRT): Likewise.
21577 (TARGET_FP_DP_SQRT): Likewise.
21578 (TARGET_FP_DP_AX): Likewise.
21579 * config/arc/arc.md (ARCV2_ACC): New constant.
21580 (type): New fpu type attribute.
21581 (SDF): Conditional iterator.
21582 (cstore<mode>, cbranch<mode>): Change expand condition.
21583 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
21584 handles FPU/FPX cases as well.
21585 * config/arc/arc.opt (mfpu): New option.
21586 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
21588 (adddf3, muldf3, subdf3): Removed.
21589 * config/arc/predicates.md (proper_comparison_operator): Recognize
21591 * config/arc/fpu.md: New file.
21592 * doc/invoke.texi (ARC Options): Document mfpu option.
21594 2016-02-16 Richard Biener <rguenther@suse.de>
21596 PR rtl-optimization/69291
21597 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
21598 noce_operand_ok check.
21600 2016-02-16 Tom de Vries <tom@codesourcery.com>
21603 * omp-low.c (simd_clone_create): Remove call to
21604 symtab->call_cgraph_insertion_hooks.
21606 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21608 PR tree-optimization/69802
21609 * tree-ssa-reassoc.c (update_range_test): If op is
21610 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
21611 op == 1 test of precision 1 integral op, otherwise handle
21612 that case as op itself. Fix up formatting.
21613 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
21616 2016-02-16 Richard Biener <rguenther@suse.de>
21618 PR tree-optimization/69586
21619 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
21620 types for conversion sources.
21622 2016-02-16 Richard Biener <rguenther@suse.de>
21624 PR middle-end/69801
21625 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
21626 mask OEP_ADDRESS_OF.
21628 2016-02-16 Alan Modra <amodra@gmail.com>
21631 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
21632 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
21633 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
21635 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21636 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
21637 (p8_fmrgow_<mode>): Likewise.
21638 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
21640 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
21641 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
21642 to use movdi_internal64. Remove op0_di.
21643 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
21645 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
21647 Add support for the FCCMP insn types
21649 * config/aarch64/aarch64.md (fccmp): Change insn type.
21650 (fccmpe): Likewise.
21651 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
21652 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
21653 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
21654 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
21655 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
21656 * config/arm/types.md (fccmps): Add new insn type.
21657 (fccmpd): Likewise.
21659 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
21661 * alias.c (get_alias_set): Fix a typo in comment.
21663 2016-02-15 Richard Biener <rguenther@suse.de>
21665 PR tree-optimization/69595
21666 * match.pd: Complete range test simplification to true.
21668 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
21670 PR rtl-optimization/69648
21671 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
21672 pic_offset_table_rtx.
21674 PR rtl-optimization/69752
21675 * ira.c (update_equiv_regs): When looking for more than a single SET,
21676 also take other side effects into account.
21678 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21680 * config/s390/s390.c (s390_function_profiler): Add a new sequence
21681 for z900+ CPUs in 31-bit mode.
21683 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21685 * common/config/s390/s390-common.c (s390_supports_split_stack):
21687 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
21688 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
21689 * config/s390/s390.c (struct machine_function): New field
21690 split_stack_varargs_pointer.
21691 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
21692 in s390_emit_prologue.
21693 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
21695 (morestack_ref): New global.
21696 (SPLIT_STACK_AVAILABLE): New macro.
21697 (s390_expand_split_stack_prologue): New function.
21698 (s390_live_on_entry): New function.
21699 (s390_va_start): Use split-stack vararg pointer if appropriate.
21700 (s390_asm_file_end): Emit the split-stack note sections.
21701 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
21702 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21703 (UNSPECV_SPLIT_STACK_CALL): New unspec.
21704 (UNSPECV_SPLIT_STACK_DATA): New unspec.
21705 (split_stack_prologue): New expand.
21706 (split_stack_space_check): New expand.
21707 (split_stack_data): New insn.
21708 (split_stack_call): New expand.
21709 (split_stack_call_*): New insn.
21710 (split_stack_cond_call): New expand.
21711 (split_stack_cond_call_*): New insn.
21713 2016-02-15 Richard Biener <rguenther@suse.de>
21715 PR tree-optimization/69783
21716 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21717 Add trivially correct cases.
21719 2016-02-15 Tom de Vries <tom@codesourcery.com>
21722 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
21724 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
21726 2016-02-15 Richard Biener <rguenther@suse.de>
21728 PR tree-optimization/69776
21729 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21730 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21731 indicate whether we can use TBAA to disambiguate against stores.
21732 Use alias-set zero if not.
21733 (visit_reference_op_store): Do not use TBAA when looking up
21735 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21736 (eliminate_dom_walker::before_dom_children): But not when looking
21737 up redundant stores.
21739 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21741 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21743 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21745 * config/i386/znver1.md
21746 (znver1_pop, znver1_pop_mem,
21747 znver1_load_imov_double_store,
21748 znver1_load_imov_direct_store,
21749 znver1_load_imov_direct_load,
21750 znver1_load_imov_double_load): Add new.
21751 (znver1_insn, znver1_insn_load): Add icmov type.
21752 (znver1_sseavx_fma,
21753 znver1_sseavx_fma_load,
21755 znver1_avx256_fma_load): Fix pipe usage.
21757 2016-02-14 Alan Modra <amodra@gmail.com>
21760 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21761 with an invalid hard reg, reload just the reg not the entire
21762 pre/post-inc/dec address expression.
21764 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21767 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21768 fixed R1_REG scratch reg.
21769 (sibcall_value_pcrel_fdpic): Likewise.
21771 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21775 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21777 2016-02-12 Walter Lee <walt@tilera.com>
21779 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21780 * config/tilegx/t-tilegx: Likewise.
21782 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21785 * diagnostic-show-locus.c (struct line_span): New struct.
21786 (layout::get_first_line): Delete.
21787 (layout::get_last_line): Delete.
21788 (layout::get_num_line_spans): New member function.
21789 (layout::get_line_span): Likewise.
21790 (layout::print_heading_for_line_span_index_p): Likewise.
21791 (layout::get_expanded_location): Likewise.
21792 (layout::calculate_line_spans): Likewise.
21793 (layout::m_first_line): Delete.
21794 (layout::m_last_line): Delete.
21795 (layout::m_line_spans): New field.
21796 (layout::layout): Update comment. Replace m_first_line and
21797 m_last_line with m_line_spans, replacing their initialization
21798 with a call to calculate_line_spans.
21799 (diagnostic_show_locus): When printing source lines and
21800 annotations, rather than looping over a single span
21801 of lines, instead loop over each line_span within
21802 the layout, with an inner loop over the lines within them.
21803 Call the context's start_span callback when changing line spans.
21804 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21805 (diagnostic_build_prefix): Break out the building of the location
21806 part of the string into...
21807 (diagnostic_get_location_text): ...this new function, rewriting
21808 it from nested ternary expressions to a sequence of "if"
21810 (default_diagnostic_start_span_fn): New function.
21811 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21812 (diagnostic_context::start_span): New field.
21813 (default_diagnostic_start_span_fn): New prototype.
21815 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21818 * gcc.c (driver::finalize): Fix cleanup of "specs".
21820 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21824 * gcc.c (driver::driver): Initialize m_option_suggestions.
21825 (driver::~driver): Clean up m_option_suggestions.
21826 (suggest_option): Convert to...
21827 (driver::suggest_option): ...this, and split out into
21828 driver::build_option_suggestions and find_closest_string.
21829 (driver::build_option_suggestions): New function, from
21830 first half of suggest_option. Special-case
21831 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21832 the sanitizer_opts array. For options of enum types, add the
21833 various enum values to the candidate strings.
21834 (driver::handle_unrecognized_options): Remove "const".
21835 * gcc.h (driver::handle_unrecognized_options): Likewise.
21836 (driver::build_option_suggestions): New decl.
21837 (driver::suggest_option): New decl.
21838 (driver::m_option_suggestions): New field.
21839 * opts-common.c (add_misspelling_candidates): New function.
21840 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21841 and make non-static.
21842 * opts.h (sanitizer_opts): New array decl.
21843 (add_misspelling_candidates): New function decl.
21844 * spellcheck.c (find_closest_string): New function.
21845 * spellcheck.h (find_closest_string): New function decl.
21847 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21849 PR rtl-optimization/69764
21850 PR rtl-optimization/69771
21851 * optabs.c (expand_binop_directly): For shift_optab_p, force
21852 convert_modes with VOIDmode if xop1 has VOIDmode.
21854 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21857 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21858 to correctly determine instrumentation thunks.
21860 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21863 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21864 type by reference, force lhs on the call.
21867 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21868 Compute retval and retbnd early in all cases if split_part_return_p
21869 and return_bb is not EXIT. Remove all clobber stmts and reset
21870 all debug stmts that refer to SSA_NAMEs defined in split part,
21871 except if it is retval, in that case replace the old retval with the
21872 lhs of the call to the split part.
21874 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21877 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21879 PR middle-end/66726
21880 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21881 whose result is used in PHI.
21882 (maybe_optimize_range_tests): Likewise.
21883 (final_range_test_p): Likweise.
21885 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21887 PR middle-end/66726
21888 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21889 whose result is used in PHI.
21890 (maybe_optimize_range_tests): Likewise.
21891 (final_range_test_p): Likweise.
21893 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21895 * cgraph.c: Spelling fixes - behaviour -> behavior and
21896 neighbour -> neighbor.
21897 * target.def: Likewise.
21898 * sel-sched.c: Likewise.
21899 * config/mips/mips.c: Likewise.
21900 * config/arc/arc.md: Likewise.
21901 * config/arm/cortex-a57.md: Likewise.
21902 * config/arm/arm.c: Likewise.
21903 * config/arm/neon.md: Likewise.
21904 * config/arm/arm-c.c: Likewise.
21905 * config/vms/vms-c.c: Likewise.
21906 * config/s390/s390.c: Likewise.
21907 * config/i386/znver1.md: Likewise.
21908 * config/i386/i386.c: Likewise.
21909 * config/ia64/hpux-unix2003.h: Likewise.
21910 * config/msp430/msp430.md: Likewise.
21911 * config/rx/rx.c: Likewise.
21912 * config/rx/rx.md: Likewise.
21913 * config/aarch64/aarch64-simd.md: Likewise.
21914 * config/aarch64/aarch64.c: Likewise.
21915 * config/nvptx/nvptx.c: Likewise.
21916 * config/bfin/bfin.c: Likewise.
21917 * config/cris/cris.opt: Likewise.
21918 * config/rs6000/rs6000.c: Likewise.
21919 * target.h: Likewise.
21920 * spellcheck.c: Likewise.
21921 * ira-build.c: Likewise.
21922 * tree-inline.c: Likewise.
21923 * builtins.c: Likewise.
21924 * lra-constraints.c: Likewise.
21925 * explow.c: Likewise.
21926 * hwint.h: Likewise.
21927 * targhooks.c: Likewise.
21928 * tree-vect-data-refs.c: Likewise.
21929 * expr.c: Likewise.
21930 * doc/tm.texi: Likewise.
21931 * doc/extend.texi: Likewise.
21932 * doc/install.texi: Likewise.
21933 * doc/md.texi: Likewise.
21934 * tree-ssa-tail-merge.c: Likewise.
21935 * sched-int.h: Likewise.
21936 * match.pd: Likewise.
21937 * sched-ebb.c: Likewise.
21938 * target.def (omit_struct_return_reg): Likewise.
21939 * gimple-ssa-isolate-paths.c: Likewise.
21940 (find_implicit_erroneous_behaviour): Renamed to...
21941 (find_implicit_erroneous_behavior): ... this.
21942 (find_explicit_erroneous_behaviour): Renamed to...
21943 (find_explicit_erroneous_behavior): ... this.
21944 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21946 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21948 PR rtl-optimization/64682
21949 PR rtl-optimization/69567
21950 PR rtl-optimization/69737
21951 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21952 in I2 as well, just lose it.
21954 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21956 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
21958 (aarch64_last_printed_tune_string): Likewise.
21959 (aarch64_declare_function_name): Only output .arch assembler
21960 directive if it will be different from the previously output
21961 directive. Same for .tune comment but only if -dA is set.
21962 (aarch64_start_file): New function.
21963 (TARGET_ASM_FILE_START): Define.
21965 2016-02-11 David Malcolm <dmalcolm@redhat.com>
21968 * Makefile.in (PLUGIN_HEADERS): Add params.list.
21970 2016-02-11 Jakub Jelinek <jakub@redhat.com>
21973 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
21974 -Wmaybe-uninitialized warning.
21976 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
21979 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
21981 2016-02-11 Richard Biener <rguenther@suse.de>
21983 PR rtl-optimization/69291
21984 * ifcvt.c (noce_try_store_flag_constants): Do not allow
21985 subexpressions affected by changing the result.
21987 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
21990 * lra-constraints.c (curr_insn_transform): Find in/out operands
21991 for secondary memory moves. Update dups.
21993 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
21995 PR tree-optimization/69652
21996 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
21997 to nested loop, did source re-formatting, skip debug statements,
21998 add check on statement with volatile operand, remove dead scalar
22001 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22002 Patrick Palka <ppalka@gcc.gnu.org>
22006 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22007 calls if the return type is TREE_ADDRESSABLE.
22008 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22009 * ipa-split.c (split_function): Fix doubled "we" in comment.
22010 Use void return type for the split part even if
22011 !split_point->split_part_set_retval.
22013 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22015 PR tree-optimization/68021
22016 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22017 when computing the value of biv cand by itself.
22019 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22021 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22022 (cortexa57_tunings): Likewise.
22023 (cortexa72_tunings): Likewise.
22024 (arch_macro_fusion_pair_p): Add support for AES fusion.
22025 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22026 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22027 Allow virtual registers before reload so early scheduling works.
22028 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22029 correct latency and pipeline.
22030 (cortex_a57_crypto_complex): Likewise.
22031 (cortex_a57_crypto_xor): Likewise.
22032 (define_bypass): Add AES bypass.
22034 2016-02-10 Richard Biener <rguenther@suse.de>
22036 PR tree-optimization/69726
22037 * passes.def: Add DCE pass before late uninit.
22038 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22039 really fixup if-conversions job.
22041 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22043 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22044 (arm_cortex_a57_tune): Likewise.
22045 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22046 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22048 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22050 * timevar.def (TV_PHASE_DBGINFO): Delete.
22051 (TV_PHASE_CHECK_DBGINFO): Likewise.
22052 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22054 2016-02-10 Richard Biener <rguenther@suse.de>
22056 PR tree-optimization/69719
22057 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22058 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22060 2016-02-09 Andrew Pinski <apinski@cavium.com>
22063 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22064 get_vcond_mask_icode returns false.
22066 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22069 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22070 an ADDIS that adds a pointer to a large constant that sets the
22071 upper16 bits with a load operation.
22073 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22076 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22078 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22080 (vzipq_s16): Likewise.
22081 (vzipq_s32): Likewise.
22082 (vzipq_f32): Likewise.
22083 (vzipq_u8): Likewise.
22084 (vzipq_u16): Likewise.
22085 (vzipq_u32): Likewise.
22086 (vzipq_p8): Likewise.
22087 (vzipq_p16): Likewise.
22089 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22092 * config/arm/arm.c (neon_endian_lane_map): New function.
22093 (neon_vector_pair_endian_lane_map): New function.
22094 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22095 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22097 (vuzpq_s16): Likewise.
22098 (vuzpq_s32): Likewise.
22099 (vuzpq_f32): Likewise.
22100 (vuzpq_u8): Likewise.
22101 (vuzpq_u16): Likewise.
22102 (vuzpq_u32): Likewise.
22103 (vuzpq_p8): Likewise.
22104 (vuzpq_p16): Likewise.
22106 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22109 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22112 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22114 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22115 truncate const_int operand 1 to QImode.
22117 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22119 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22120 corresponding to an abnormal edge.
22122 2016-02-09 Tom de Vries <tom@codesourcery.com>
22124 PR tree-optimization/69599
22125 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22127 (find_func_aliases_for_builtin_call, find_func_clobbers)
22128 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22131 2016-02-09 Richard Biener <rguenther@suse.de>
22133 PR tree-optimization/69715
22134 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22135 LHS on calls as non-rewritable.
22137 2016-02-09 Tom de Vries <tom@codesourcery.com>
22140 * lto-wrapper.c (append_diag_options): New function.
22141 (compile_offload_image): Call append_diag_options.
22143 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22146 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22147 Minor copy-edit to fix verb tenses.
22149 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22151 PR tree-optimization/69209
22152 * ipa-split.c (split_function): If split part is not
22153 returning retval, retval has gimple type but is not
22154 gimple value, force it into a SSA_NAME first.
22156 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22158 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22161 2016-02-08 Jason Merrill <jason@redhat.com>
22164 * convert.c (convert_to_integer_1): Check dofold on truncation
22166 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22167 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22168 Rename from *_nofold.
22169 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22170 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22172 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22175 * tree.c (build_common_tree_nodes): Remove short_double argument.
22176 All callers changed.
22177 * tree.h (build_common_tree_nodes): Adjust declaration.
22178 * doc/invoke.texi (-fshort-double): Remove documentation.
22179 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22180 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22181 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22182 (append_linker_options): Don't handle OPT_fshort_double.
22184 PR rtl-optimization/68730
22185 * lra-remat.c (insn_to_cand_activation): New static variable.
22186 (lra_remat): Allocate and free it.
22187 (create_cand): New arg activation. Initialize a field in
22188 insn_to_cand_activation if it is nonnull.
22189 (create_cands): Pass the activation insn to create_cand when making
22190 a candidate involving an output reload. Reorganize code a little.
22191 (do_remat): Keep track of active status of candidates in a separate
22194 2016-02-08 Richard Biener <rguenther@suse.de>
22196 PR tree-optimization/69719
22197 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22198 Properly use absolute of the difference of the two offsets to
22199 compare or adjust the segment length.
22201 2016-02-08 Richard Biener <rguenther@suse.de>
22202 Jeff Law <law@redhat.com>
22205 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22206 types for anonymous SSA names.
22208 2016-02-08 Richard Biener <rguenther@suse.de>
22210 PR rtl-optimization/69274
22211 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22213 2016-02-08 Jeff Law <law@redhat.com>
22215 PR tree-optimization/65917
22216 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22217 equivalences from if (x == y) style conditionals.
22218 (loop_depth_of_name): Remove.
22219 (record_equality): Remove loop depth check.
22220 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22221 (const_and_copies::record_const_or_copy_raw): New member function.
22222 * tree-ssa-scopedtables.c
22223 (const_and_copies::record_const_or_copy_raw): New, factored out of
22224 (const_and_copies::record_const_or_copy): Call new member function.
22226 2016-02-05 Jeff Law <law@redhat.com>
22228 PR tree-optimization/68541
22229 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22230 (count_stmts_in_block): New function.
22231 (poor_ifcvt_candidate_code): Likewise.
22232 (is_feasible_trace): Add some heuristics to determine when path
22233 splitting is profitable.
22234 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22235 is a diamond with a single exit.
22237 2016-02-05 Martin Sebor <msebor@redhat.com>
22240 * doc/invoke.texi: Update -Wplacement-new to take an optional
22243 2016-02-06 Richard Henderson <rth@redhat.com>
22246 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22247 out of non-standard address spaces.
22249 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22251 PR rtl-optimization/69691
22252 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22254 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22256 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22257 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22258 (*ieee128_mfvsrd_64bit): Likewise.
22259 (*ieee128_mfvsrd_32bit): Likewise.
22261 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22265 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22267 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22268 instrumented_version.
22270 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22272 * doc/invoke.texi (Optimize Options): In table of --param options
22273 rename second occurrence of tracer-min-branch-ratio to
22274 tracer-min-branch-probability, rename
22275 tracer-min-branch-ratio-feedback to
22276 tracer-min-branch-probability-feedback and clarify description,
22277 rename sched-spec-state-edge-prob-cutoff to
22278 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22279 to selsched-insns-to-rename, rename lto-minpartition to
22280 lto-min-partition, delete reorder-blocks-duplicate and
22281 reorder-blocks-duplicate-feedback.
22283 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22285 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22288 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22290 * doc/extend.texi: S/390: Correct some typos.
22292 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22294 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22296 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22299 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22300 (s390_register_info_gprtofpr): Use new macros above.
22301 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22303 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22304 its name. Adjust restore and save gpr ranges.
22305 (s390_register_info_set_ranges): New function.
22306 (s390_register_info): Use new macros above. Call
22307 s390_register_info_set_ranges.
22308 (s390_optimize_register_info): Likewise.
22309 (s390_hard_regno_rename_ok): Use new macros.
22310 (s390_hard_regno_scratch_ok): Likewise.
22311 (s390_emit_epilogue): Likewise.
22312 (s390_can_use_return_insn): Likewise.
22313 (s390_optimize_prologue): Likewise.
22314 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22316 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22319 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22321 (ix86_option_override_internal): Disable TARGET_STV even for
22322 -m{incoming,preferred}-stack-boundary=3.
22324 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22326 * config.gcc: Mark deprecated rtems targets as obsolete.
22328 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22330 PR rtl-optimization/64682
22331 PR rtl-optimization/69567
22332 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22333 before I2 only if the register is both used and set in I2.
22335 2016-02-04 DJ Delorie <dj@redhat.com>
22337 * config/msp430/msp430.c (msp430_start_function): Add function type.
22339 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22342 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22344 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22346 PR rtl-optimization/69577
22348 2015-10-29 Richard Henderson <rth@redhat.com>
22352 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22353 sse check to the exact conditions of PR 67609.
22355 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22358 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22359 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22360 not allowed into the traditional Altivec registers.
22361 (movtd_64bit_nodm): Likewise.
22362 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22364 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22366 * config/aarch64/cortex-a57-fma-steering.c
22367 (aarch64_register_fma_steering): Remove "static" from arguments
22370 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22373 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22374 twice when complex.
22376 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22378 * doc/invoke.texi: Delete -mno-fma4.
22380 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22382 PR rtl-optimization/69577
22383 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22384 (find_subregs_of_mode): Update accordingly. Iterate over partial
22387 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22389 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22390 * config/arm/arm.c (neon_reinterpret): Remove.
22391 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22392 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22393 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22394 vreinterpretti): Remove.
22395 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22396 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22397 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22398 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22399 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22400 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22401 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22402 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22403 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22404 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22405 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22406 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22407 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22408 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22409 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22410 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22411 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22412 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22413 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22414 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22415 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22416 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22417 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22418 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22419 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22420 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22421 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22422 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22423 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22424 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22425 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22426 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22427 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22428 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22429 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22430 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22431 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
22432 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
22433 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
22434 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
22435 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
22436 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
22437 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
22438 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
22439 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
22440 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
22441 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
22442 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
22443 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
22444 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
22445 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
22446 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
22447 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
22448 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
22449 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
22450 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
22451 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
22452 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
22453 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
22454 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
22455 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
22456 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
22457 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
22458 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
22459 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
22460 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
22461 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
22462 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
22463 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
22464 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
22465 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
22466 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
22467 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
22468 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
22469 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
22470 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
22471 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
22472 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
22473 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
22474 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
22475 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
22476 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
22477 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
22478 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
22479 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
22480 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
22481 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
22482 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
22483 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
22484 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
22485 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
22486 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
22487 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
22488 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
22489 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
22490 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
22491 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
22492 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
22493 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
22494 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
22495 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
22496 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
22497 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
22499 2016-02-04 Martin Liska <mliska@suse.cz>
22502 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
22503 that are gimple_store_p.
22504 (maybe_instrument_call): Likewise.
22506 2016-02-04 Bin Cheng <bin.cheng@arm.com>
22508 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
22509 register scaling out of memory reference and comment why.
22511 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22515 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
22516 folding the source of a SET.
22518 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22522 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
22523 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
22525 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
22529 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
22532 2016-02-04 Christian Bruel <christian.bruel@st.com>
22534 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
22535 * config/arm/arm.c (arm_set_current_function): Likewise.
22537 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22538 Ilya Enkovich <enkovich.gnu@gmail.com>
22539 H.J. Lu <hongjiu.lu@intel.com>
22542 * config/i386/i386.c (convert_scalars_to_vector): Remove
22543 stack alignment fixes.
22544 (ix86_option_override_internal): Disable TARGET_STV if stack
22545 might not be aligned enough.
22546 (ix86_minimum_alignment): Assert that TARGET_STV is false.
22548 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
22550 * config/i386/x86-tune.def: Disable default prefetching
22553 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
22554 Vladimir Makarov <vmakarov@redhat.com>
22557 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
22558 in validating fused toc addresses.
22560 2016-02-03 Jakub Jelinek <jakub@redhat.com>
22563 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
22564 range->m_caret fields if range->m_show_caret_p is false.
22567 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22568 Force oldval into register if it does not satisfy reg_or_short_operand
22569 predicate. Fix up formatting.
22571 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
22572 Alexandre Oliva <aoliva@redhat.com>
22575 * lra-constraints.c (simplify_operand_subreg): Check additionally
22576 address validity after potential reloading.
22577 (process_address_1): Check insns validity. In case of failure do
22580 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
22583 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
22586 2016-02-02 Jakub Jelinek <jakub@redhat.com>
22588 * wide-int.cc (canonize_uhwi): New function.
22589 (wi::divmod_internal): Use it.
22591 2016-02-02 James Norris <jnorris@codesourcery.com>
22593 * gimplify.c (omp_notice_variable): Add usage check.
22595 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
22597 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
22598 like LE, GE, LT, GT when emitting relational operator.
22600 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22602 * ira-costs.c (find_costs_and_classes): Add extra argument.
22603 * target.def (ira_change_pseudo_allocno_class): Add parameter.
22604 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
22605 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
22606 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
22607 Add best_class parameter, and return it if not ALL_REGS.
22608 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
22610 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
22611 Update target hook.
22613 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22615 * config/aarch64/aarch64.c
22616 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
22617 (aarch64_ira_change_pseudo_allocno_class): New function.
22619 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
22622 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
22624 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22626 * config/avr/avr.c (avr_option_override): Set
22627 PARAM_ALLOW_STORE_DATA_RACES to 1.
22629 2016-02-02 Richard Biener <rguenther@suse.de>
22631 PR tree-optimization/69595
22632 * match.pd: Add range test simplifications to true/false.
22634 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
22636 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
22637 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
22640 2016-02-02 Richard Biener <rguenther@suse.de>
22642 PR tree-optimization/69606
22643 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
22644 info on the result before moving a stmt.
22646 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
22648 PR middle-end/68542
22649 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
22650 branch with vector comparison.
22651 * config/i386/sse.md (VI48_AVX): New mode iterator.
22652 (define_expand "cbranch<mode>4): Add support for conditional branch
22653 with vector comparison.
22654 * tree-vect-loop.c (optimize_mask_stores): New function.
22655 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
22656 has_mask_store field of vect_info.
22657 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
22658 vectorized loops having masked stores after vec_info destroy.
22659 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
22660 correspondent macros.
22661 (optimize_mask_stores): Add prototype.
22663 2016-02-02 Alan Modra <amodra@gmail.com>
22666 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
22669 2016-02-02 Alan Modra <amodra@gmail.com>
22672 * config/rs6000/rs6000.c (need_toc_init): New var, set it
22673 whenever toc_label_name used.
22674 (rs6000_file_start): Don't set up toc section here,
22675 (rs6000_output_function_epilogue): do so here instead,
22676 (rs6000_xcoff_file_start): and here.
22677 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
22678 (load_toc_aix_di): Likewise.
22680 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22682 PR rtl-optimization/69592
22683 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
22684 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
22685 (num_sign_bit_copies_binary_arith_p): New inline function.
22686 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
22688 2016-02-01 Jeff Law <law@redhat.com>
22690 PR tree-optimization/69580
22691 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
22692 * tree-ssa-threadbackward.c
22693 (fsm_find_control_statement_thread_paths): Do not try to walk
22694 through large PHI nodes.
22696 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22698 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
22699 when count is incremented above limit, don't analyze further
22702 * omp-low.c (oacc_parse_default_dims): Avoid
22703 -Wsign-compare warning, make sure value fits into int
22704 rather than just unsigned int.
22706 2016-02-01 Bin Cheng <bin.cheng@arm.com>
22708 PR tree-optimization/67921
22709 * fold-const.c (split_tree): New parameters. Convert pointer
22710 type variable part to proper type before negating.
22711 (fold_binary_loc): Pass new arguments to split_tree.
22713 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
22715 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
22716 (nvptx_goacc_validate_dims): Extend to handle global defaults.
22717 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
22718 * doc/tm.texti: Rebuilt.
22719 * doc/invoke.texi (fopenacc-dim): Document.
22720 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
22721 (append_compiler_options): Likewise.
22722 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
22723 (oacc_parse_default_dims): New.
22724 (oacc_validate_dims): Add USED arg. Select non-unity default when
22726 (oacc_loop_fixed_partitions): Return mask of used partitions.
22727 (oacc_loop_auto_partitions): Emit dump info.
22728 (oacc_loop_partition): Return mask of used partitions.
22729 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22730 loop partitioning and validation calls.
22732 2016-02-01 Richard Biener <rguenther@suse.de>
22734 PR middle-end/69556
22735 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22737 2016-02-01 Richard Biener <rguenther@suse.de>
22739 PR tree-optimization/69574
22740 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22741 of asserting return chrec_dont_know.
22743 2016-02-01 Martin Liska <mliska@suse.cz>
22745 * mem-stats-traits.h: Add copyright header.
22746 * mem-stats.h: Likewise.
22748 2016-02-01 Richard Biener <rguenther@suse.de>
22750 PR tree-optimization/69579
22751 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22752 Do not propagate through abnormal PHI results.
22754 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22756 * postreload.c (reload_cse_simplify): Remove dead code.
22758 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22760 PR rtl-optimization/69570
22761 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22762 if there is more than one set, not if there is a single set.
22764 2016-02-01 Richard Henderson <rth@redhat.com>
22767 * combine.c (make_compound_operation): When looking through a
22768 subreg, make sure to re-extend to the width of the outer mode.
22770 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22772 PR tree-optimization/69546
22773 * wide-int.cc (wi::divmod_internal): For unsigned division
22774 where both operands fit into uhwi, if o1 is 1 and o0 has
22775 msb set, if divident_prec is larger than bits per hwi,
22776 clear another quotient word and return 2 instead of 1.
22777 Similarly for remainder with msb in HWI set, if dividend_prec
22778 is larger than bits per hwi.
22780 2016-01-29 Martin Jambor <mjambor@suse.cz>
22782 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22783 Use short lowercase names.
22784 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22785 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22786 acq_rel one. Protect warning agains segfaults if
22787 get_memory_order_name returns NULL.
22788 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22789 with release semantics. Do not warn if get_memory_order already did.
22790 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22791 semantics. Fix check for relaxed or acquire semantics. Do not warn
22792 if get_memory_order already did.
22794 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22796 * doc/install.texi: Document that isl-0.16 is supported.
22798 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22801 * config/i386/constraints.md (Bm): Describe as special memory
22803 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22804 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22805 * genpreds.c (struct constraint_data): Add is_special_memory.
22806 (have_special_memory_constraints, special_memory_start): New
22808 (special_memory_end): Ditto.
22809 (add_constraint): Add new arg is_special_memory. Add code to
22810 process its true value. Update have_special_memory_constraints.
22811 (process_define_constraint): Pass the new arg.
22812 (process_define_register_constraint): Ditto.
22813 (choose_enum_order): Process special memory.
22814 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22815 function insn_extra_special_memory_constraint.
22816 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22817 * gensupport.c (process_rtx): Process
22818 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22819 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22820 * ira-lives.c (single_reg_class): Use
22821 insn_extra_special_memory_constraint.
22822 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22823 * lra-constraints.c (process_alt_operands): Ditto.
22824 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22825 * recog.c (asm_operand_ok, preprocess_constraints): Process
22827 * reload.c (find_reloads): Ditto.
22828 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22829 * stmt.c (parse_input_constraint): Use
22830 insn_extra_special_memory_constraint.
22832 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22835 * lra-splill.c (lra_final_code_change): Revert r229087 by
22836 removing all sub-registers.
22838 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22841 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22843 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22846 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22847 SSE1, copy target into the temporary reg first before recursing
22850 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22852 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22855 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22857 * ginclude/stdarg.h: Test __cplusplus instead of
22858 __GXX_EXPERIMENTAL_CXX0X__.
22860 2016-01-29 Richard Biener <rguenther@suse.de>
22862 PR tree-optimization/69547
22863 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22864 Do not mark clobbers necessary.
22865 (mark_all_reaching_defs_necessary_1): Likewise.
22867 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22869 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22870 declaration name with %qs and print it in both error messages.
22871 Also fix indentation.
22873 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22876 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22877 trailing blank line from error message.
22879 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22882 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22885 2016-01-29 Richard Biener <rguenther@suse.de>
22887 PR middle-end/69537
22888 * match.pd: Allow all integral types when simplifying a
22889 widening or sign-changing conversion.
22891 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22893 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22894 back to setting codegen_error to fail codegen.
22896 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22899 * config/i386/constraints.md (C): Only accept constant zero operand.
22900 (BC): New constraint.
22901 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22902 instead of C constraint.
22903 * doc/md.texi (Machine Constraints): Update description
22906 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22909 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22911 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22913 PR middle-end/69542
22914 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22917 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22919 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22920 branches if using guessed profile.
22922 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22924 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22926 2016-01-28 Richard Henderson <rth@redhat.com>
22929 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22930 * config/aarch64/aarch64-protos.h: Update.
22931 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22932 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22933 (aarch64_get_condition_code_1): Handle CC_Cmode.
22934 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22935 (*add<mode>3_compareC_cconly_imm): New.
22936 (*add<mode>3_compareC_cconly): New.
22937 (*add<mode>3_compareC_imm): New.
22938 (add<mode>3_compareC): New.
22939 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22940 to be first. Use aarch64_carry_operation.
22941 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22942 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22943 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22944 (subti3): Use subdi3_compare1.
22945 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22946 (sub<mode>3_compare1): New.
22947 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22948 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22949 (*subsi3_carryin_uxtw): Likewise.
22950 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22951 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22952 * config/aarch64/iterators.md (DWI): New.
22953 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22954 (aarch64_borrow_operation): New.
22956 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
22958 * graphite-optimize-isl.c (optimize_isl): Print a different debug
22959 message when isl does not return a valid schedule.
22961 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22963 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
22964 Remove comments from class declarations: they are already in the code
22967 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22969 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
22971 (ternary_op_to_tree): Same.
22972 (unary_op_to_tree): Same.
22973 (nary_op_to_tree): Same.
22974 (gcc_expression_from_isl_expr_op): Same.
22975 (gcc_expression_from_isl_expression): Same.
22976 (graphite_create_new_loop): Same.
22977 (graphite_create_new_loop_guard): Same.
22978 (build_iv_mapping): Same.
22979 (graphite_create_new_guard): Same.
22980 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
22981 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
22983 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22985 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
22986 instead of setting codegen_error to fail codegen.
22988 2016-01-28 Jason Merrill <jason@redhat.com>
22990 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
22992 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22994 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
22995 Remove CONST_INT_P check in CCMP cost calculation.
22997 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
22999 * config/aarch64/aarch64.c (generic_vector_cost):
23000 Set vec_permute_cost.
23001 (cortexa57_vector_cost): Likewise.
23002 (exynosm1_vector_cost): Likewise.
23003 (xgene1_vector_cost): Likewise.
23004 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23005 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23006 Add vec_permute_cost entry.
23008 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23010 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23012 (add<mode>3_compare0): Likewise.
23013 (addsi3_compare0_uxtw): Likewise.
23014 (add<mode>3nr_compare0): Likewise.
23015 (compare_neg<mode>): Likewise.
23016 (<optab><mode>3): Likewise.
23018 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23020 * tree-vect-stmts.c (vectorizable_comparison): Add
23021 NULL check for vectype.
23023 2016-01-28 Richard Biener <rguenther@suse.de>
23025 PR tree-optimization/69466
23026 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23027 Account for PHIs we couldn't duplicate.
23029 2016-01-28 Martin Liska <mliska@suse.cz>
23032 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23033 instead of ENABLE_VALGRIND_CHECKING.
23035 2016-01-27 Richard Henderson <rth@redhat.com>
23038 * lra-remat.c (subreg_regs): New.
23039 (dump_candidates_and_remat_bb_data): Dump it.
23040 (operand_to_remat): Reject if operand in subreg_regs.
23041 (set_bb_regs): Collect subreg_regs.
23042 (lra_remat): Init and free subreg_regs. Compute
23043 calculate_local_reg_remat_bb_data before create_cands.
23045 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23048 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23049 change stack_alignment_needed for __tls_get_addr call.
23051 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23053 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23055 2016-01-27 Jeff Law <law@redhat.com>
23057 PR tree-optimization/68398
23058 PR tree-optimization/69196
23059 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23060 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23061 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23062 Only count PHIs in the last block in the path. The others will
23063 const/copy propagate away. Add heuristic to allow more irreducible
23064 subloops to be created when it is likely profitable to do so.
23066 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23067 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23068 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23070 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23073 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23074 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23075 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23076 * tree-streamer-in.c: Include asan.h.
23077 (streamer_get_builtin_tree): For builtins in sanitizer
23078 range call initialize_sanitizer_builtins and retry.
23080 2016-01-27 Ian Lance Taylor <iant@google.com>
23082 * common.opt (fkeep-gc-roots-live): New undocumented option.
23083 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23084 -fkeep-gc-roots-live, skip pointers.
23085 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23088 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23091 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23092 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23094 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23097 * configure.ac: NetBSD provides SSP in its C library.
23098 * configure: Updated.
23100 2016-01-27 Richard Biener <rguenther@suse.de>
23102 PR tree-optimization/69166
23103 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23104 reduction code for commutativity / associativity.
23106 2016-01-27 Martin Jambor <mjambor@suse.cz>
23108 PR tree-optimization/69355
23109 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23110 total_scalarization fails.
23112 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23114 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23117 2016-01-27 Christian Bruel <christian.bruel@st.com>
23120 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23121 Move arm_reset_previous_fndecl and set_target_option_current_node in
23122 the conditional part. Call save_restore_target_globals.
23123 * config/arm/arm.c (arm_set_current_function):
23124 Refactor to better support #pragma target and attribute mix.
23125 Call save_restore_target_globals.
23126 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23128 2016-01-27 Martin Liska <mliska@suse.cz>
23130 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23131 reference for an HSA kernel and its host function.
23133 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23135 PR tree-optimization/69399
23136 * wide-int.h (wi::lrshift): For larger precisions, only
23137 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23139 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23141 * config/arc/predicates.md (proper_comparison_operator): Reject
23142 constant-constant comparison.
23144 2016-01-26 Tom de Vries <tom@codesourcery.com>
23146 PR tree-optimization/69110
23147 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23148 DR_NUM_DIMENSIONS == 0.
23150 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23151 Sebastian Pop <s.pop@samsung.com>
23153 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23154 isl_ast_op_cond and isl_ast_op_select.
23155 (gcc_expression_from_isl_expr_op): Same.
23157 2016-01-26 Jason Merrill <jason@redhat.com>
23160 * tree.c (recompute_constructor_flags): Split out from
23162 (verify_constructor_flags): New.
23163 * tree.h: Declare them.
23165 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23167 PR rtl-optimization/69217
23168 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23169 are no TYPE_FIELDS set for the record type.
23171 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23174 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23175 toc_label_name unconditionally.
23176 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23177 SYMBOL_REF string. Use toc_label_name instead of constructing
23179 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23180 constructing LCTOC1.
23182 2016-01-26 Martin Sebor <msebor@redhat.com>
23185 * doc/extend.texi (Common Type Attributes): Move text that talks about
23186 attribute packed from attribute aligned to the section discussing
23187 the former attribute for clarity.
23189 2016-01-26 Richard Henderson <rth@redhat.com>
23191 PR middle-end/60908
23192 * trans-mem.c (tm_region_init): Mark entry block as visited.
23194 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23197 * diagnostic-show-locus.c (layout::print_source_line): Replace
23198 call to pp_newline with call to layout::print_newline.
23199 (layout::print_annotation_line): Likewise.
23200 (layout::move_to_column): Likewise.
23201 (layout::print_any_fixits): After printing any fixits, print a
23202 trailing newline, if necessary.
23203 (layout::print_newline): New method, resetting any colorization
23205 (diagnostic_show_locus): Move the pp_newline to before the
23206 early bailout. Remove dummy block enclosing the layout instance.
23207 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23208 of pp_newline_and_flush with pp_flush.
23209 (diagnostic_append_note): Delete use of pp_newline.
23210 (diagnostic_append_note_at_rich_loc): Delete.
23211 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23212 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23213 when newline characters are added to the buffer.
23215 2016-01-26 Michael Matz <matz@suse.de>
23217 * configure.ac (ac_cv_std_swap_in_utility): New test.
23218 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23219 * configure: Regenerate.
23220 * config.in: Regenerate.
23222 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23224 * config/arc/arc.md (cstoresi4): Force operand into register.
23225 (arcset<code>): Fix predicate.
23226 (arcsetltu): Likewise.
23227 (arcsetgeu): Likewise.
23228 (arcsethi): Likewise.
23229 (arcsetls): Likewise.
23231 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23233 PR tree-optimization/69483
23234 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23235 if base has error_mark_node type.
23237 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23240 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23241 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23243 (vget_lane_f16): Handle big-endian.
23244 (vgetq_lane_f16): Likewise.
23245 (vset_lane_f16): Likewise.
23246 (vsetq_lane_f16): Likewise.
23247 * config/arm/iterators.md (VQXMOV): Add V8HF.
23248 (VDQ): Add V4HF and V8HF.
23249 (V_reg): Handle V4HF and V8HF.
23250 (Is_float_mode): Likewise.
23251 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23252 neon_vdup_nv8hf): New patterns.
23253 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23254 Use VD_LANE iterator.
23255 (neon_vld1_dup<mode>): Use VQ2 iterator.
23257 2016-01-26 Nathan Sidwell <nathan@acm.org>
23259 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23260 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23261 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23262 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23263 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23264 (oacc_validate_dims): Add LEVEL arg, don't return level.
23265 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23266 oacc_validate_dims.
23267 (execute_oacc_device_lower): Adjust, add more dump output.
23268 * tree-ssa-loop.c (gate_oacc_kernels): Use
23269 oacc_fn_attrib_kernels_p.
23270 * tree-parloops.c (create_parallel_loop): Adjust
23271 set_oacc_fn_attrib call.
23273 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23276 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23277 (append_compiler_options): Handle -fcilkplus.
23278 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23280 2016-01-26 Nick Clifton <nickc@redhat.com>
23283 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23284 been marked as DECL_ONE_ONLY but we do not the means to make it
23285 so, then do not allow it to bind locally.
23287 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23290 * opts.h (parse_sanitizer_options): New prototype.
23291 * opts.c (sanitizer_opts): New array.
23292 (parse_sanitizer_options): New function.
23293 (common_handle_option): Use parse_sanitizer_options.
23295 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23298 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23299 alignment adjustment to ...
23300 (ix86_update_stack_boundary): Here. Don't over-align stack for
23302 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23303 if __tls_get_addr is called.
23305 2016-01-26 Christian Bruel <christian.bruel@st.com>
23307 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23309 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23311 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23313 2016-01-26 Richard Biener <rguenther@suse.de>
23315 PR middle-end/69467
23316 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23318 2016-01-26 Richard Biener <rguenther@suse.de>
23320 PR tree-optimization/69452
23321 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23322 (move_computations_dom_walker::before_dom_children): Rename
23324 (move_computations_worker): This.
23325 (move_computations): Perform an RPO rather than a DOM walk.
23327 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23330 * combine.c (combine_instructions): For REG_EQUAL note with
23331 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23332 to the underlying register.
23333 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23334 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23336 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23339 * config/aarch64/aarch64-builtins.c
23340 (aarch64_init_simd_builtin_types): Do not set structural
23341 equality to __Poly{8,16,64,128}_t types.
23343 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23345 PR tree-optimization/69400
23346 * wide-int.cc (wi_pack): Take the precision as argument and
23347 perform canonicalization here rather than in the callers.
23348 Use the main loop to handle all full-width HWIs. Add a
23349 zero HWI if in_len isn't a full result.
23350 (wi::divmod_internal): Update accordingly.
23351 (wi::mul_internal): Likewise. Simplify.
23353 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23354 Sebastian Pop <s.pop@samsung.com>
23356 * graphite-poly.c (apply_poly_transforms): Simplify.
23357 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23358 (print_isl_map): Same.
23359 (print_isl_union_map): Same.
23360 (print_isl_schedule): New.
23361 (debug_isl_schedule): New.
23362 * graphite-dependences.c (scop_get_reads): Do not call
23363 isl_union_map_add_map that is undocumented isl functionality.
23364 (scop_get_must_writes): Same.
23365 (scop_get_may_writes): Same.
23366 (scop_get_original_schedule): Remove.
23367 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23368 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23369 (compute_deps): Remove.
23370 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23371 (debug_schedule_ast): New.
23372 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23373 set_separate_option.
23374 (graphite_regenerate_ast_isl): Add dump.
23375 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23376 from scop->transformed_schedule.
23377 (graphite_regenerate_ast_isl): Add more dump.
23378 * graphite-optimize-isl.c (optimize_isl): Set
23379 scop->transformed_schedule. Check whether schedules are equal.
23380 (apply_poly_transforms): Move here.
23381 * graphite-poly.c (apply_poly_transforms): ... from here.
23382 (free_poly_bb): Static.
23383 (free_scop): Static.
23384 (pbb_number_of_iterations_at_time): Remove.
23385 (print_isl_ast): New.
23386 (debug_isl_ast): New.
23387 (debug_scop_pbb): New.
23388 * graphite-scop-detection.c (print_edge): Move.
23389 (print_sese): Move.
23390 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23391 (build_scop_scattering): Remove.
23392 (create_pw_aff_from_tree): Assert instead of bailing out.
23393 (add_condition_to_pbb): Remove unused code, do not fail.
23394 (add_conditions_to_domain): Same.
23395 (add_conditions_to_constraints): Remove.
23396 (build_scop_context): New.
23397 (add_iter_domain_dimension): New.
23398 (build_iteration_domains): Initialize pbb->iterators.
23399 Call add_conditions_to_domain.
23402 (index_outermost_in_loop): New.
23403 (index_pbb_in_loop): New.
23404 (outermost_pbb_in): New.
23405 (add_in_sequence): New.
23406 (add_outer_projection): New.
23407 (outer_projection_mupa): New.
23408 (add_loop_schedule): New.
23409 (build_schedule_pbb): New.
23410 (build_schedule_loop): New.
23411 (embed_in_surrounding_loops): New.
23412 (build_schedule_loop_nest): New.
23413 (build_original_schedule): New.
23414 (build_poly_scop): Call build_original_schedule.
23415 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23416 (free_poly_dr): Remove.
23417 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23418 (free_poly_bb): Remove.
23419 (debug_loop_vec): Remove.
23420 (print_isl_ast): Declare.
23421 (debug_isl_ast): Declare.
23422 (scop_do_interchange): Remove.
23423 (scop_do_strip_mine): Remove.
23424 (scop_do_block): Remove.
23425 (flatten_all_loops): Remove.
23426 (optimize_isl): Remove.
23427 (pbb_number_of_iterations_at_time): Remove.
23428 (debug_scop_pbb): Declare.
23429 (print_schedule_ast): Declare.
23430 (debug_schedule_ast): Declare.
23431 (struct scop): Remove schedule. Add original_schedule,
23432 transformed_schedule.
23433 (free_gimple_poly_bb): Remove.
23434 (print_generated_program): Remove.
23435 (debug_generated_program): Remove.
23436 (unify_scattering_dimensions): Remove.
23437 * sese.c (print_edge): ... here.
23438 (print_sese): ... here.
23439 (debug_edge): ... here.
23440 (debug_sese): ... here.
23441 * sese.h (print_edge): Declare.
23442 (print_sese): Declare.
23443 (dump_edge): Declare.
23444 (dump_sese): Declare.
23446 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23447 Sebastian Pop <s.pop@samsung.com>
23449 * Makefile.in: Set ISLVER in site.exp.
23451 2016-01-25 Jakub Jelinek <jakub@redhat.com>
23453 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
23454 DECL_VALUE_EXPR of new_var even for the non-array case. Look
23455 through DECL_VALUE_EXPR for expansion.
23457 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23459 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
23460 the frame info after reload completed.
23462 2016-01-25 Jeff Law <law@redhat.com>
23464 PR tree-optimization/69196
23465 PR tree-optimization/68398
23466 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
23467 tree-ssa-threadupdate.c.
23468 (determine_bb_domination_status): Prototype
23469 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
23470 (determine_bb_domination_status): No longer static.
23471 (valid_jump_thread_path): Remove code to detect characteristics
23472 of the jump thread path not associated with correctness.
23473 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
23474 Correct test for thread path length. Count PHIs for real operands as
23475 statements that need to be copied. Do not count ASSERT_EXPRs.
23476 Look at all the blocks in the thread path. Compute and selectively
23477 filter thread paths based on threading through the latch, threading
23478 a multiway branch or crossing a multiway branch.
23480 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23482 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
23483 decl with __attribute__ ((unused)) annotation.
23485 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
23488 * tree-vect-stmts.c (vectorizable_condition): Check vectype
23489 of operands is compatible with a statement vectype.
23491 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
23493 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
23494 improve wording for mixed storage order support.
23496 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
23498 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
23499 (vcvt_u64_f64): Likewise.
23500 (vcvta_s64_f64): Likewise.
23501 (vcvta_u64_f64): Likewise.
23502 (vcvtm_s64_f64): Likewise.
23503 (vcvtm_u64_f64): Likewise.
23504 (vcvtn_s64_f64): Likewise.
23505 (vcvtn_u64_f64): Likewise.
23506 (vcvtp_s64_f64): Likewise.
23507 (vcvtp_u64_f64): Likewise.
23509 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
23511 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
23512 (arc_init): Check validity mll64 option.
23513 (arc_save_restore): Use double load/store instruction.
23514 (arc_expand_movmem): Likewise.
23515 (arc_split_move): Don't split if we have double load/store
23516 instructions. Returns a boolean.
23517 (arc_process_double_reg_moves): Change function to return boolean
23518 instead of a sequence of instructions.
23519 (arc_dwarf_register_span): New function.
23520 * config/arc/arc-protos.h (arc_split_move): Change prototype.
23521 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
23522 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
23523 (*movdf_insn): Likewise.
23524 * config/arc/arc.opt (mll64): New option.
23525 * config/arc/predicates.md (even_register_operand): New predicate.
23526 * doc/invoke.texi (ARC Options): Add mll64 documentation.
23528 2016-01-25 Richard Biener <rguenther@suse.de>
23531 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
23532 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
23534 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
23536 2016-01-25 Richard Biener <rguenther@suse.de>
23538 PR tree-optimization/69376
23539 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
23541 (VN_INFO_ANTI_RANGE_P): New inline.
23542 (VN_INFO_RANGE_TYPE): Likewise.
23543 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
23544 SSA_NAME_ANTI_RANGE_P.
23545 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
23546 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23547 Properly query VN_INFO_RANGE_TYPE.
23549 2016-01-25 Nick Clifton <nickc@redhat.com>
23552 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
23554 2016-01-23 Tom de Vries <tom@codesourcery.com>
23556 PR tree-optimization/69426
23557 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
23560 2016-01-23 Jakub Jelinek <jakub@redhat.com>
23562 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
23563 "the the" with "the" in the comments.
23564 * ipa-devirt.c (build_type_inheritance_graph,
23565 update_type_inheritance_graph): Likewise.
23566 * tree.c (build_function_type_list_1): Likewise.
23567 * cfgloopmanip.c (scale_loop_profile): Likewise.
23568 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
23569 * gimple-ssa-split-paths.c
23570 (find_block_to_duplicate_for_splitting_paths): Likewise.
23571 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
23572 * expr.c (convert_move): Likewise.
23573 * var-tracking.c (vt_stack_adjustments): Likewise.
23574 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
23575 * tree-vrp.c (test_for_singularity): Likewise.
23577 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
23578 directly instead of building a temporary tree.
23581 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
23582 remove <algorithm> include.
23584 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23587 * config/i386/i386.c: Include dojump.h.
23588 (expand_small_movmem_or_setmem,
23589 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
23591 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
23592 if dynamic_check != -1.
23594 2016-01-21 Jeff Law <law@redhat.com>
23596 PR middle-end/69347
23597 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
23598 record_temporary_equivalences. Rewritten to avoid unnecessary calls
23599 into dominated_by_p.
23600 (cprop_into_successor_phis): Avoid unnecessary tests.
23602 2016-01-22 Richard Henderson <rth@redhat.com>
23605 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
23606 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
23608 2016-01-22 Michael Matz <matz@suse.de>
23610 * system.h (string, algorithm): Include only conditionally.
23611 (new): Include always under C++.
23612 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
23613 * final.c (toplevel): Ditto.
23614 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
23615 * genconditions.c (write_header): Make gencondmd.c define
23617 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
23619 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
23620 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
23622 2016-01-22 Christian Bruel <christian.bruel@st.com>
23625 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
23627 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23630 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
23631 define_insn_and_split. Ensure operands[1] and operands[0] do not
23632 get assigned the same register.
23634 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23636 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
23638 2016-01-22 Christian Bruel <christian.bruel@st.com>
23640 * config/arm/arm-c.c (arm_pragma_target_parse):
23641 Remove warn_builtin_macro_redefined overwrite.
23643 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23645 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
23646 flag_non_call_exceptions compatibility.
23648 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23651 * dwarf2out.c (add_child_die_after): New function.
23652 (dwarf_qual_info_t): New type.
23653 (dwarf_qual_info): New variable.
23654 (qualified_die_p): New function.
23655 (modified_type_die): For -fdebug-types-section, ensure
23656 canonical order of qualifiers. Put qualified DIEs adjacent
23657 to the corresponding non-qualified type DIE and search there
23658 for existing qualified DIEs.
23660 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23662 * doc/extend.texi (scalar_storage_order type attribute): Document
23663 restriction on type punning and aliasing, and remove future tense.
23665 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
23668 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
23671 2016-01-21 Jeff Law <law@redhat.com>
23673 PR middle-end/69347
23674 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
23675 useless call to record_temporary_equivalences.
23676 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
23677 allocate 10 slots in the bb_path vector and let it grow as needed.
23678 (fsm_find_control_statement_thread_paths): Similarly for the next_path
23681 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23683 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
23685 * configure: Regenerate.
23687 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
23689 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
23690 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
23692 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
23694 PR middle-end/66178
23695 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
23696 drop EXPAND_INITIALIZER.
23697 * rtl.h (contains_symbolic_reference_p): Declare.
23698 * rtlanal.c (contains_symbolic_reference_p): New function.
23699 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
23700 a subtraction into a NOT if symbolic constants are involved.
23702 2016-01-21 Anton Blanchard <anton@samba.org>
23703 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23706 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
23708 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
23711 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23713 * config/microblaze/microblaze.c
23714 (get_branch_target): New.
23715 (insert_wic_for_ilb_runout): New.
23717 (microblaze_machine_dependent_reorg): New.
23718 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
23719 * config/microblaze/microblaze.md
23720 (UNSPEC_IPREFETCH): Define.
23721 (iprefetch): New pattern
23722 * config/microblaze/microblaze.opt
23723 (mxl-prefetch): New flag.
23725 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23727 * config/microblaze/microblaze.h
23728 (FIXED_REGISTERS): Update in macro.
23729 (CALL_USED_REGISTERS): Update in macro.
23731 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23733 PR rtl-optimization/68920
23734 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23737 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23739 PR rtl-optimization/68990
23740 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23741 pseudo instead of inheritance ones.
23743 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23744 Nick Clifton <nickc@redhat.com>
23748 * config/mips/mips.c (mips_compute_frame_info): Initialise
23749 args_size and hard_frame_pointer_offset fields of the frame
23750 structure before calling mips_global_pointer.
23752 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23754 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23756 * configure: Regenerate.
23758 2016-01-21 Richard Biener <rguenther@suse.de>
23760 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23762 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23764 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23765 to actually emit the .size directive.
23767 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23768 Jakub Jelinek <jakub@redhat.com>
23772 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23773 args array size by one to avoid buffer overflow.
23775 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23777 * config/s390/s390.md (pool_section_start): Use switch_to_section
23778 to select proper read-only data section instead of hardcoding
23780 (pool_section_end): Use switch_to_section to match the above.
23782 2016-01-21 Richard Biener <rguenther@suse.de>
23784 PR tree-optimization/69378
23785 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23786 (set_ssa_val_to): Use it for dominance checks taking into
23787 account not executable edges.
23789 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23792 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23793 for bitsize instead of GET_MODE_PRECISION (mode).
23795 2016-01-20 Martin Sebor <msebor@redhat.com>
23798 * extend.texi (__sync Builtins): Clarify the semantics of
23799 __sync_fetch_and_OP built-ins on pointers.
23800 (__atomic Builtins): Same.
23802 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23803 Sebastian Pop <s.pop@samsung.com>
23805 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23806 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23807 (is_valid_rename): Same.
23808 (translate_isl_ast_to_gimple::get_rename): Same.
23809 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23810 (translate_isl_ast_to_gimple::rename_uses): Same.
23811 (get_new_name): Check for close_phi nodes.
23812 (copy_loop_phi_args): Use phi_node_kind.
23813 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23814 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23816 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23817 Sebastian Pop <s.pop@samsung.com>
23819 Revert commit r229783.
23820 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23821 Remove use of parameter_rename_map.
23822 (copy_def): Remove.
23823 (copy_internal_parameters): Remove.
23824 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23825 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23826 (free_sese_info): Do not free parameter_rename_map.
23827 (set_rename): Do not use parameter_rename_map.
23828 (rename_uses): Update call to set_rename.
23829 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23830 * sese.h (parameter_rename_map_t): Remove.
23831 (struct sese_info_t): Remove field parameter_rename_map.
23833 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23834 Sebastian Pop <s.pop@samsung.com>
23836 * graphite-isl-ast-to-gimple.c: Fix comment.
23837 * graphite-scop-detection.c (defined_in_loop_p): New.
23838 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23839 names defined in loop.
23841 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23842 Sebastian Pop <s.pop@samsung.com>
23844 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23845 Discard unstructured if-then-else regions.
23847 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23848 Sebastian Pop <s.pop@samsung.com>
23850 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23851 (cleanup_loop_iter_dom): Remove.
23852 (build_loop_iteration_domains): Remove.
23853 (build_scop_context): Remove.
23854 (build_scop_iteration_domain): Remove.
23855 (add_loop_constraints): New.
23856 (build_iteration_domains): New.
23857 (build_poly_scop): Call build_iteration_domains.
23859 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23860 Sebastian Pop <s.pop@samsung.com>
23862 * graphite-scop-detection.c
23863 (scop_detection::harmful_loop_in_region): Free dom and loops.
23864 (scop_detection::loop_body_is_valid_scop): Free bbs.
23866 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23867 Sebastian Pop <s.pop@samsung.com>
23869 * graphite-scop-detection.c (record_loop_in_sese): New.
23870 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23871 (build_scops): Remove call to build_sese_loop_nests.
23872 * sese.c (sese_record_loop): Remove.
23873 (build_sese_loop_nests): Remove.
23874 (new_sese_info): Remove region->loops.
23875 (free_sese_info): Same.
23876 * sese.h (sese_contains_loop): Same.
23877 (build_sese_loop_nests): Remove.
23878 (sese_contains_loop): Remove.
23880 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23881 Sebastian Pop <s.pop@samsung.com>
23883 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23884 loop_is_valid_in_scop.
23885 (scop_detection::harmful_stmt_in_region): Renamed
23886 harmful_loop_in_region.
23887 Call loop_is_valid_in_scop.
23889 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23890 Sebastian Pop <s.pop@samsung.com>
23892 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23895 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23896 Sebastian Pop <s.pop@samsung.com>
23898 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23899 * graphite.h (struct poly_bb): Remove field is_reduction.
23900 (PBB_IS_REDUCTION): Remove.
23902 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23903 Sebastian Pop <s.pop@samsung.com>
23905 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23906 (add_pdr_constraints): Same.
23907 (scop_get_reads): Same.
23908 (scop_get_must_writes): Same.
23909 (scop_get_may_writes): Same.
23910 (scop_get_original_schedule): Same.
23911 (extend_schedule): Same.
23912 (apply_schedule_on_deps): Same.
23913 (carries_deps): Same.
23914 (compute_deps): Same.
23915 (scop_get_dependences): Same.
23916 * graphite-isl-ast-to-gimple.c
23917 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23918 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23919 (get_schedule_for_band_list): Same.
23920 (get_schedule_map): Same.
23921 (apply_schedule_map_to_scop): Same.
23922 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23923 (build_loop_iteration_domains): Same.
23924 (add_condition_to_pbb): Same.
23925 (add_param_constraints): Same.
23926 (pdr_add_memory_accesses): Same.
23927 (pdr_add_data_dimensions): Same.
23929 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23931 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23934 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23936 * common.opt (feliminate-dwarf2-dups): Replace references to
23937 "DWARF 2" with just "DWARF".
23938 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23939 * doc/extend.texi: Likewise.
23940 * doc/cpp.texi: Likewise.
23941 * doc/invoke.texi: Likewise.
23942 (Option Summary): Add -gdwarf to list of Debugging Options.
23943 (Debugging Options): Document -gdwarf.
23944 * doc/contrib.texi: Spell "DWARF" like that.
23946 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23948 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23949 warning. Fix up formatting.
23951 PR middle-end/67653
23952 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23953 attempt to mark memory input operand addressable and
23954 call prepare_gimple_addressable in that case. Don't adjust
23955 input_location for diagnostics, use error_at instead.
23957 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
23959 * config/rs6000/ppc-auxv.h: New file.
23960 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
23961 (cpu_is): Likewise.
23962 (cpu_supports): Likewise.
23963 * config/rs6000/rs6000.c: include "ppc-auxv.h".
23964 (cpu_is_info): New variable.
23965 (cpu_supports_info): Likewise.
23966 (tcb_verification_symbol): Likewise.
23967 (cpu_builtin_p): Likewise.
23968 (cpu_expand_builtin): New function.
23969 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
23970 (rs6000_init_builtins): Likewise.
23971 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
23972 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
23973 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
23974 * configure: Regenerate.
23975 * config.in: Likewise.
23976 * doc/extend.texi (PowerPC Built-in Functions): Document
23977 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
23979 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
23982 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
23984 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
23987 2016-01-20 Richard Henderson <rth@redhat.com>
23993 * tree.c (tm_define_builtin): New.
23994 (find_tm_vector_type): New.
23995 (build_tm_vector_builtins): New.
23996 (build_common_builtin_nodes): Call it.
23998 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24000 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24001 (arm_fp_ok): Likewise.
24002 (arm_fp): Likewise.
24003 (arm_crypto): Likewise.
24005 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24006 Richard Biener <rguenther@suse.de>
24008 PR tree-optimization/69328
24009 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24010 vectors have same number of elements.
24011 (vectorizable_condition): Fix masked version recognition.
24013 2016-01-20 Richard Biener <rguenther@suse.de>
24015 PR tree-optimization/69345
24016 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24017 (VN_INFO_PTR_INFO): Likewise.
24018 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24019 info when it is equal between non-dominating SSA names.
24020 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24021 Make sure to look at original SSA infos.
24023 2016-01-20 Jeff Law <law@redhat.com>
24026 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24028 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24029 (pc_or_label_operand): New predicate.
24030 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24031 tests for small integers that are 2^n - 1.
24033 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24035 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24037 2016-01-19 Jeff Law <law@redhat.com>
24039 PR middle-end/69347
24040 * tree-ssa-threadbackwards.c
24041 (fsm_find_control_statement_thread_paths): Do not try to lookup
24042 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24044 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24046 * doc/lto.texi: Remove text that says only Gold has linker plugin
24049 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24051 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24052 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24053 the DIE accordingly.
24054 (modified_type_die): Add REVERSE parameter and pass it recursively,
24055 as well as to base_type_die. Adjust presence check accordingly.
24056 (base_type_for_mode): Adjust call to modified_type_die.
24057 (add_type_attribute): Add REVERSE parameter and pass it to
24059 (generic_parameter_die): Adjust call to add_type_attribute.
24060 (add_scalar_info): Likewise.
24061 (add_subscript_info): Likewise.
24062 (gen_array_type_die): Likewise.
24063 (gen_descr_array_type_die): Likewise.
24064 (gen_entry_point_die): Likewise.
24065 (gen_enumeration_type_die): Likewise.
24066 (gen_formal_parameter_die): Likewise.
24067 (gen_subprogram_die): Likewise.
24068 (gen_variable_die ): Likewise.
24069 (gen_const_die): Likewise.
24070 (gen_field_die): Likewise.
24071 (gen_pointer_type_die): Likewise.
24072 (gen_reference_type_die): Likewise.
24073 (gen_ptr_to_mbr_type_die): Likewise.
24074 (gen_inheritance_die): Likewise.
24075 (gen_subroutine_type_die): Likewise.
24076 (gen_typedef_die): Likewise.
24077 (force_type_die): Adjust call to modified_type_die.
24079 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24081 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24082 flow throughout the file. Fix broken link to Objective-C 2.0
24084 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24087 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24089 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24091 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24094 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24095 (maybe_record_node): Record cxa_pure_virtual as the only possible
24096 target if there are not ohter candidates.
24097 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24099 2016-01-19 Richard Biener <rguenther@suse.de>
24101 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24102 (get_memory_order): Likewise.
24104 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24106 * tree-vect-stmts.c (vectorizable_store): Check
24109 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24112 * gcc.c (driver::decode_argv): Add call to
24113 init_opts_obstack before init_options_struct.
24114 * opts.c (init_opts_obstack): Remove idempotency.
24115 (init_options_struct): Replace call to init_opts_obstack
24116 with a gcc_assert to verify that it has already been called.
24117 * toplev.c (toplev::main): Add call to init_opts_obstack before
24118 calls to init_options_struct.
24119 (toplev::finalize): Move cleanup of opts_obstack next to
24120 cleanup of save_decoded_options, clearing the latter, and
24121 save_decoded_options_count.
24123 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24126 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24127 attribute to unconditional. Remove %? from output template.
24129 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24130 Jiong Wang <jiong.wang@arm.com>
24132 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24133 generated from different expand order.
24135 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24137 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24138 Add support for CCMP costing.
24140 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24142 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24143 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24144 (fccmpe<mode>): Likewise.
24145 (fcmp): Rename to fcmp and globalize pattern.
24147 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24148 (aarch64_gen_ccmp_next): Add FP support.
24150 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24152 * target.def (gen_ccmp_first): Update documentation.
24153 (gen_ccmp_next): Likewise.
24154 * doc/tm.texi (gen_ccmp_first): Update documentation.
24155 (gen_ccmp_next): Likewise.
24156 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24157 expand_ccmp_expr_1. Improve comments.
24158 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24159 (ccmp_ior<mode>): Remove pattern.
24160 (cmp<mode>): Remove expand.
24161 (cmp): Globalize pattern.
24162 (cstorecc4): Use cc_register.
24163 (mov<mode>cc): Remove ccmp_cc_register check.
24164 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24165 Simplify after removal of CC_DNE/* modes.
24166 (aarch64_ccmp_mode_to_code): Remove.
24167 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24168 In 'k' case use integer as condition.
24169 (aarch64_nzcv_codes): Remove inverted cases.
24170 (aarch64_code_to_ccmode): Remove.
24171 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24172 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24173 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24174 pattern. Return the comparison with CC register. Invert conditions
24175 when bitcode is OR.
24176 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24177 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24179 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24181 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24182 instrumented_version.
24184 2016-01-19 Richard Biener <rguenther@suse.de>
24186 PR tree-optimization/69336
24187 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24188 handled components with get_ref_base_and_extent.
24189 (equal_mem_array_ref_p): Adjust.
24191 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24194 * shrink-wrap.c: Include valtrack.h.
24195 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24196 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24197 in between insn and where it will be moved to. Call
24198 dead_debug_insert_temp.
24199 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24200 first and dead_debug_local_finish at the end.
24201 For uses and defs bitmap, handle all regs in between REGNO and
24202 END_REGNO, not just the first one.
24204 2016-01-19 Richard Biener <rguenther@suse.de>
24206 PR tree-optimization/69352
24207 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24208 (equal_mem_array_ref_p): Constrain size and max size properly.
24209 Compare the reverse flag.
24211 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24213 * ira.c (ira): Update regstat data if we deleted insns.
24215 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24217 PR rtl-optimization/68955
24218 PR rtl-optimization/64557
24219 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24220 here. Fix up formatting.
24221 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24223 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24226 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24227 assume that the node has body.
24228 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24231 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24233 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24236 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24238 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24239 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24241 2016-01-19 Martin Jambor <mjambor@suse.cz>
24242 Martin Liska <mliska@suse.cz>
24243 Michael Matz <matz@suse.de>
24245 * Makefile.in (OBJS): Add new source files.
24246 (GTFILES): Add hsa.c.
24247 * common.opt (disable_hsa): New variable.
24248 (-Whsa): New warning.
24249 * config.in (ENABLE_HSA): New.
24250 * configure.ac: Treat hsa differently from other accelerators.
24251 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24252 $enable_offloading.
24253 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24254 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24255 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24256 --with-hsa-kmt-lib.
24257 * doc/invoke.texi (-Whsa): Document.
24258 (hsa-gen-debug-stores): Likewise.
24259 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24260 to invoke offload compiler for hsa acclerator.
24261 * opts.c (common_handle_option): Determine whether HSA offloading
24262 should be performed.
24263 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24264 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24265 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24266 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24267 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24268 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24269 GF_OMP_FOR_KIND_GRID_LOOP.
24270 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24271 (pp_gimple_stmt_1): Likewise.
24272 * gimple-walk.c (walk_gimple_stmt): Likewise.
24273 * gimple.c (gimple_build_omp_grid_body): New function.
24274 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24275 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24276 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24277 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24278 GF_OMP_TEAMS_GRID_PHONY.
24279 (gimple_statement_omp_single_layout): Updated comments.
24280 (gimple_build_omp_grid_body): New function.
24281 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24282 (gimple_omp_for_grid_phony): New function.
24283 (gimple_omp_for_set_grid_phony): Likewise.
24284 (gimple_omp_parallel_grid_phony): Likewise.
24285 (gimple_omp_parallel_set_grid_phony): Likewise.
24286 (gimple_omp_teams_grid_phony): Likewise.
24287 (gimple_omp_teams_set_grid_phony): Likewise.
24288 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24289 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24290 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24291 (BUILT_IN_GOMP_TARGET): Updated type.
24292 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24293 (adjust_for_condition): New function.
24294 (get_omp_for_step_from_incr): Likewise.
24295 (extract_omp_for_data): Moved parts to adjust_for_condition and
24296 get_omp_for_step_from_incr.
24297 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24298 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24299 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24300 (scan_omp_parallel): Do not create child functions for phony
24302 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24303 (scan_omp_1_op): Checking assert we are not remapping to
24304 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24305 (parallel_needs_hsa_kernel_p): New function.
24306 (expand_parallel_call): Register apprpriate parallel child
24307 functions as HSA kernels.
24308 (grid_launch_attributes_trees): New type.
24309 (grid_attr_trees): New variable.
24310 (grid_create_kernel_launch_attr_types): New function.
24311 (grid_insert_store_range_dim): Likewise.
24312 (grid_get_kernel_launch_attributes): Likewise.
24313 (get_target_argument_identifier_1): Likewise.
24314 (get_target_argument_identifier): Likewise.
24315 (get_target_argument_value): Likewise.
24316 (push_target_argument_according_to_value): Likewise.
24317 (get_target_arguments): Likewise.
24318 (expand_omp_target): Call get_target_arguments instead of looking
24319 up for teams and thread limit.
24320 (grid_expand_omp_for_loop): New function.
24321 (grid_arg_decl_map): New type.
24322 (grid_remap_kernel_arg_accesses): New function.
24323 (grid_expand_target_kernel_body): New function.
24324 (expand_omp): Call it.
24325 (lower_omp_for): Do not emit phony constructs.
24326 (lower_omp_taskreg): Do not emit phony constructs but create for them
24327 a temporary variable receiver_decl.
24328 (lower_omp_taskreg): Do not emit phony constructs.
24329 (lower_omp_teams): Likewise.
24330 (lower_omp_grid_body): New function.
24331 (lower_omp_1): Call it.
24332 (grid_reg_assignment_to_local_var_p): New function.
24333 (grid_seq_only_contains_local_assignments): Likewise.
24334 (grid_find_single_omp_among_assignments_1): Likewise.
24335 (grid_find_single_omp_among_assignments): Likewise.
24336 (grid_find_ungridifiable_statement): Likewise.
24337 (grid_target_follows_gridifiable_pattern): Likewise.
24338 (grid_remap_prebody_decls): Likewise.
24339 (grid_copy_leading_local_assignments): Likewise.
24340 (grid_process_kernel_body_copy): Likewise.
24341 (grid_attempt_target_gridification): Likewise.
24342 (grid_gridify_all_targets_stmt): Likewise.
24343 (grid_gridify_all_targets): Likewise.
24344 (execute_lower_omp): Call grid_gridify_all_targets.
24345 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24346 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24347 (tree_omp_clause): Added union field dimension.
24348 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24349 * tree.c (omp_clause_num_ops): Added number of arguments of
24350 OMP_CLAUSE__GRIDDIM_.
24351 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24352 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24353 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24354 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24355 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24356 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24357 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24358 * tree-pass.h (make_pass_gen_hsail): Declare.
24359 (make_pass_ipa_hsa): Likewise.
24360 * ipa-hsa.c: New file.
24361 * lto-section-in.c (lto_section_name): Add hsa section name.
24362 * lto-streamer.h (lto_section_type): Add hsa section.
24363 * timevar.def (TV_IPA_HSA): New.
24364 * hsa-brig-format.h: New file.
24365 * hsa-brig.c: New file.
24366 * hsa-dump.c: Likewise.
24367 * hsa-gen.c: Likewise.
24370 * toplev.c (compile_file): Call hsa_output_brig.
24371 * hsa-regalloc.c: New file.
24373 2016-01-18 Jeff Law <law@redhat.com>
24375 PR tree-optimization/69320
24376 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24377 ranged object, do nothing if the RHS constant is not [0..1].
24378 (optimize_stmt): Comparing a boolean ranged object against a
24379 constant outside [0..1] results in a compile-time constant.
24381 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24384 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24386 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24387 (Option Summary): Update to reflect new section and moved options.
24388 (C++ Dialect Options): Move -fstats to new section.
24389 (Debugging Options): Move all dump, statistics, and other GCC
24390 developer options to new section. Rewrite section introduction
24391 and re-order remaining options to put the more basic ones first.
24392 (Optimization Options): Move -fira-verbose and -flto-report* to
24394 (Developer Options): New section incorporating moved options.
24395 * doc/cppopts.texi (-dM): Update cross-reference.
24397 2016-01-18 Richard Henderson <rth@redhat.com>
24400 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24401 operands to pseudo only if CSE is expected. Split long immediate
24402 operands only after reload, and for the stack pointer.
24403 (*add<GPI>3_pluslong): Remove.
24404 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24405 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24406 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24407 (*add<GPI>3 peepholes): New.
24408 (*add<GPI>3 splitters): New.
24409 * config/aarch64/constraints.md (Upl): New.
24410 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24412 2016-01-18 Richard Biener <rguenther@suse.de>
24414 PR tree-optimization/69297
24415 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24417 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24419 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24421 PR middle-end/68542
24422 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24423 of mixind vector and scalar types.
24424 (fold_relational_const): Add handling of vector
24425 comparison with boolean result.
24426 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24427 comparison of vector operands with boolean result for EQ/NE only.
24428 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24429 (verify_gimple_cond): Likewise.
24430 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
24433 2016-01-18 Joseph Myers <joseph@codesourcery.com>
24435 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
24438 2016-01-18 Richard Biener <rguenther@suse.de>
24440 PR middle-end/69308
24441 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
24443 2016-01-18 Tom de Vries <tom@codesourcery.com>
24445 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
24447 2016-01-18 Tom de Vries <tom@codesourcery.com>
24449 * omp-low.c (set_oacc_fn_attrib): Make extern.
24450 * omp-low.h (set_oacc_fn_attrib): Declare.
24451 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
24452 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
24453 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
24454 Add and handle function parameter oacc_kernels_p.
24455 (find_reduc_addr, get_omp_data_i_param): New function.
24456 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
24457 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
24458 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
24459 Calculate dominance info. Skip loops that are not in a kernels region
24460 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
24461 (pass_parallelize_loops::execute): Call parallelize_loops with
24462 oacc_kernels_p argument.
24463 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
24464 New member function.
24465 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
24466 * passes.def: Add argument to pass_parallelize_loops instantation.
24468 2016-01-18 Tom de Vries <tom@codesourcery.com>
24470 * tree-parloops.c (pass_parallelize_loops::execute): Allow
24471 pass_parallelize_loops to be run outside the loop pipeline.
24473 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24475 * tree-scalar-evolution.c (follow_copies_to_constant): New.
24476 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
24478 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24481 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
24482 using get_ref_base_and_extent.
24483 (equal_mem_array_ref_p): New.
24484 (hashable_expr_equal_p): Add call to previous.
24486 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24489 * tree-sra.c (disqualified_constants, constant_decl_p): New.
24490 (sra_initialize): Allocate disqualified_constants.
24491 (sra_deinitialize): Free disqualified_constants.
24492 (disqualify_candidate): Update disqualified_constants when appropriate.
24493 (create_access): Scan for constant-pool entries as we go along.
24494 (scalarizable_type_p): Add check against type_contains_placeholder_p.
24495 (maybe_add_sra_candidate): Allow constant-pool entries.
24496 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
24497 (initialize_constant_pool_replacements): New.
24498 (sra_modify_assign): Avoid mangling assignments created by previous,
24499 and don't generate writes into constant pool.
24500 (sra_modify_function_body): Call initialize_constant_pool_replacements.
24502 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24504 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
24505 andnot instruction.
24506 (scalar_chain::convert_op): Likewise.
24507 * config/i386/i386.md (*andndi3_doubleword): New.
24509 2016-01-18 Richard Biener <rguenther@suse.de>
24511 PR tree-optimization/69170
24512 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
24513 building a vector from scalar results of a pattern stmt.
24515 2016-01-18 Jakub Jelinek <jakub@redhat.com>
24517 * haifa-sched.c (autopref_multipass_init): Work around
24518 -Wmaybe-uninitialized warning.
24520 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
24522 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
24523 against the constant 0.
24525 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24527 PR tree-optimization/68799
24528 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
24529 look up phi candidates in the statement-candidate map.
24530 (phi_add_costs): Likewise.
24531 (record_phi_increments): Likewise.
24532 (phi_incr_cost): Likewise.
24533 (ncd_with_phi): Likewise.
24534 (all_phi_incrs_profitable): Likewise.
24536 2016-01-17 Jakub Jelinek <jakub@redhat.com>
24538 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
24539 -Wmaybe-uninitialized warning.
24541 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
24543 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24544 (Option Summary): Update to reflect new section and moved options.
24545 (C++ Dialect Options): Move -fvtable-verify and related options.
24546 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
24547 and profiling-related options.
24548 (Optimization Options): Move profile generation options and
24549 -fstack-protector and related options.
24550 (Instrumentation Options): New section incorporating moved options.
24551 (Code Generation Options): Move -finstrument-functions and
24552 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
24554 2016-01-16 Tom de Vries <tom@codesourcery.com>
24556 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
24558 2016-01-16 Tom de Vries <tom@codesourcery.com>
24560 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
24562 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
24564 * hash-table.h (hash_table::empty): Turn into an inline wrapper
24565 that checks whether the table is already empty. Rename the
24566 original implementation to...
24567 (hash_table::empty_slot): ...this new private function.
24569 2016-01-15 David Malcolm <dmalcolm@redhat.com>
24571 PR diagnostic/68899
24572 * diagnostic-show-locus.c (layout::print_source_line): Move x
24573 offset of line until after call to
24574 get_line_width_without_trailing_whitespace.
24576 2016-01-15 Jeff Law <law@redhat.com>
24578 PR tree-optimization/69270
24579 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
24580 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
24581 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
24582 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
24583 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24584 ssa_name_has_boolean_range and constant_boolean_node.
24586 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
24588 PR rtl-optimization/69030
24589 * lra-spills.c (remove_pseudos): Check nrefs and make the function
24591 (spill_pseudos): Delete debug insn for dead pseudo.
24592 (lra_spill): Initiate spill_hard_reg and slots memory separately.
24594 2016-01-15 Jiong Wang <jiong.wang@arm.com>
24596 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
24598 (TYPES_UNOPUS): Likewise.
24599 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
24600 builtin type, from UNOP to UNOPUS.
24601 (lbtruncuv4sf): Likewise.
24602 (lbtruncuv2df): Likewise.
24603 (lrounduv2sf): Likewise.
24604 (lrounduv4sf): Likewise.
24605 (lrounduv2df): Likewise.
24606 (lroundusf): Likewise.
24607 (lroundusf): Likewise.
24608 (lceiluv2sf): Likewise.
24609 (lceiluv4sf): Likewise.
24610 (lceiluv2df): Likewise.
24611 (lceilusf): Likewise.
24612 (lceiludf): Likewise.
24613 (lflooruv2sf): Likewise.
24614 (lflooruv4sf): Likewise.
24615 (lflooruv2df): Likewise.
24616 (lfloorusf): Likewise.
24617 (lfloorudf): Likewise.
24618 (lfrintnuv2sf): Likewise.
24619 (lfrintnuv4sf): Likewise.
24620 (lfrintnuv2df): Likewise.
24621 (lfrintnusf): Likewise.
24622 (lfrintnudf): Likewise.
24623 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
24625 (vcvtq_u32_f32): Likewise.
24626 (vcvtq_u64_f64): Likewise.
24627 (vcvta_u32_f32): Likewise.
24628 (vcvtaq_u32_f32): Likewise.
24629 (vcvtaq_u64_f64): Likewise.
24630 (vcvtm_u32_f32): Likewise.
24631 (vcvtmq_u32_f32): Likewise.
24632 (vcvtmq_u64_f64): Likewise.
24633 (vcvtn_u32_f32): Likwise.
24634 (vcvtnq_u32_f32): Likewise.
24635 (vcvtnq_u64_f64): Likewise.
24636 (vcvtp_u32_f32): Likewise.
24637 (vcvtpq_u32_f32): Likewise.
24638 (vcvtpq_u64_f64): Likewise.
24639 (vcvtmd_u64_f64): Likewise.
24640 (vcvtms_u32_f32): Likewise.
24641 (vcvtad_u64_f64): Likewise.
24642 (vcvtas_u32_f32): Likewise.
24643 (vcvtnd_u64_f64): Likewise.
24644 (vcvtns_u32_f32): Likewise.
24645 (vcvtpd_u64_f64): Likewise.
24646 (vcvtps_u32_f32): Likewise.
24648 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24650 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
24651 CSEL of zero_extended registers.
24653 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24655 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
24656 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
24658 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24660 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
24661 false when argument string is not found in the attributes table
24664 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
24667 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
24668 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
24669 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
24670 precision estimate.
24672 2016-01-15 Richard Biener <rguenther@suse.de>
24674 PR tree-optimization/66856
24675 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
24676 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
24677 (vect_create_new_slp_node): Increment stmt reference count.
24678 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
24679 an SLP tree before swapping operands.
24680 (vect_build_slp_tree): Likewise.
24681 (destroy_bb_vec_info): Free stmt info after SLP instances.
24682 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
24683 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
24684 (STMT_VINFO_NUM_SLP_USES): New macro.
24686 2016-01-15 Richard Biener <rguenther@suse.de>
24689 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
24690 (add_linkage_name): ... here.
24691 (gen_typedef_die): Use add_linkage_name_raw instead of
24692 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
24695 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
24697 * gimplify.c (oacc_default_clause): Decode reference and pointer
24698 types for both kernels and parallel regions.
24700 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
24702 PR middle-end/69246
24703 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
24705 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24707 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
24708 (convert_scalars_to_vector): Likewise.
24710 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
24712 * doc/extend.texi (Type Traits): Fix grammar.
24714 2016-01-15 Martin Jambor <mjambor@suse.cz>
24716 * tree-inline.c (remap_decl): Use existing dclarations if
24717 remapping a type and prevent_decl_creation_for_types.
24718 (replace_locals_stmt): Do an initial remapping of non-VLA typed
24719 decls first. Do real remapping with
24720 prevent_decl_creation_for_types set.
24721 * tree-inline.h (copy_body_data): New field
24722 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
24725 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24727 * config/s390/s390.opt (mmvcle): More verbose help text.
24729 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24731 * config/s390/s390.opt: Add period to -mzvector option text.
24733 2016-01-15 Richard Biener <rguenther@suse.de>
24735 PR tree-optimization/68961
24736 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24737 of invariants in stores again.
24739 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24741 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24743 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24745 * config/i386/i386.c (ix86_expand_branch): Don't split
24746 DI mode xor instruction to SI mode.
24748 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24751 * ipa-icf.c (sem_function::merge): Virtual functions may become
24752 reachable even if they address is not taken and there are no
24755 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24757 * lto-streamer-out.c (subtract_estimated_size): New function.
24758 (get_symbol_initial_value): Use it.
24760 2016-01-15 Christian Bruel <christian.bruel@st.com>
24763 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24764 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24765 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24766 use add_builtin_function_ext_scope instead of add_builtin_function.
24767 (neon_set_p, neon_crypto_set_p): Remove.
24768 (arm_init_builtins): Always call arm_init_neon_builtins and
24769 arm_init_crypto_builtins.
24770 (arm_expand_builtin): Check that builtins are allowed for the arch.
24771 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24772 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24773 arm_init_neon_builtins call.
24775 2016-01-15 Richard Biener <rguenther@suse.de>
24777 PR tree-optimization/69117
24778 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24779 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24780 of the leader conservatively.
24781 (free_scc_vn): Restore original SSA name infos.
24783 2016-01-14 Jeff Law <law@redhat.com>
24785 PR tree-optimization/69270
24786 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24787 single bit of precision, verify it's also unsigned.
24788 (record_edge_info): Use constant_boolean_node rather than fold_convert
24789 to convert boolean_true/boolean_false to the right type.
24791 2016-01-14 Richard Henderson <rth@redhat.com>
24794 * loop-doloop.c (record_reg_sets): New.
24795 (doloop_optimize): Reject the transform if the sequence
24796 clobbers registers live at the end of the loop block.
24797 (doloop_optimize_loops): Enable df_live if needed.
24799 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24801 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24802 * config/rs6000/rs6000.c: Likewise.
24803 * config/rs6000/rs6000.h: Likewise.
24804 * config/rs6000/rs6000.md: Likewise.
24805 * doc/extend.texi: Likewsie.
24807 2016-01-14 Jeff Law <law@redhat.com>
24809 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24812 2016-01-14 Richard Henderson <rth@redhat.com>
24816 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24817 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24818 instead of builtin_decl_declared_p to test for declaration.
24820 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24822 * doc/loop.texi (Loop Analysis and Representation): Document
24823 loop_depth function.
24825 2016-01-14 Tom de Vries <tom@codesourcery.com>
24827 PR tree-optimization/68773
24828 * omp-low.c (expand_omp_target): Don't set force_output.
24829 * varpool.c (varpool_node::get_create): Same.
24830 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24831 offload_funcs with force_output.
24833 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24836 * lra-eliminations.c (move_plus_up): Don't change anything if either
24837 the outer or inner subreg mode is not MODE_INT.
24838 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24839 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24841 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24843 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24844 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24845 reduc_uplus_@var{m}): Remove.
24846 * expr.c (expand_expr_real_2): Remove expansion path for
24847 reduc_[us](min|max|plus) optabs.
24848 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24849 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24850 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24851 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24852 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24853 reduc_[us](min|max|plus) optabs.
24855 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24857 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24858 (reduc_plus_scal_v2sf): New.
24859 (reduc_smax_v2sf): Rename to...
24860 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24861 (reduc_smin_v2sf): Rename to...
24862 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24864 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24866 * alias.c (compare_base_symbol_refs): New function.
24867 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24870 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24872 PR middle-end/68146
24873 PR tree-optimization/69155
24874 * tree-complex.c: Include cfganal.h.
24875 (phis_to_revisit): New variable.
24876 (extract_component): Add phiarg_p argument. Assert that returned
24877 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24878 (update_phi_components): Partly rewrite to use loop over real/imag
24879 components instead of code duplication. If extract_component returns
24880 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24881 create_tmp_reg into the PHI node instead, and mention the phi triplet
24882 in phis_to_revisit.
24883 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24884 in phis_to_revisit at the end.
24886 2016-01-14 Richard Biener <rguenther@suse.de>
24888 PR tree-optimization/68060
24889 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24890 outer loop reduction is only used in the inner loop before
24891 detecting a double reduction.
24893 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24896 * combine.c (expand_field_assignment): Punt if compute_mode is
24897 unsupported scalar mode.
24899 2016-01-14 Richard Biener <rguenther@suse.de>
24901 PR tree-optimization/66856
24902 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24903 SLP node only if it built successfully.
24904 (vect_analyze_slp_instance): Adjust.
24906 2016-01-14 Jeff Law <law@redhat.com>
24908 PR tree-optimization/69270
24909 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24910 (record_edge_info): Use it. Convert boolean_{true,false}_node
24911 to the type of op0.
24913 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24916 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24917 use block_ultimate_origin
24918 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24920 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24922 * doc/invoke.texi (Submodel Options): Rename section to
24923 "Machine-Dependent Options" to better reflect its content.
24924 Rewrite introductory text to remove archaic CPU names.
24927 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24929 * doc/invoke.texi (Code Gen Options): Move section up in file,
24930 before target-specific options. Update menu and option summary
24931 to reflect the new section ordering.
24933 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24935 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24936 (C++ Dialect Options): Add cross-reference to -std option.
24937 * doc/standards.texi (C++ Language): Document C++14 support.
24939 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24941 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24942 for pack/unpack functions for __ibm128.
24943 (PACK_IF): Likewise.
24944 (UNPACK_IF): Likewise.
24946 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24947 support for __ibm128 pack/unpack functions.
24948 (rs6000_invalid_builtin): Likewise.
24949 (rs6000_init_builtins): Likewise.
24950 (rs6000_opt_masks): Likewise.
24952 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24953 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
24955 (RS6000_BTM_COMMON): Likewise.
24957 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
24958 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
24959 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
24960 128-bit floating point. Add support for the double values to be
24961 in Altivec registers for TF/IF packing and unpacking, but restrict
24962 TD packing sub-fields to be FPR registers. Don't allow overlapped
24963 register support for packing. Allow pack inputs to be memory
24964 locations. Don't build generator functions for unpack<mode>_dm
24965 and unpack<mode>_nodm.
24966 (unpack<mode>_dm): Likewise.
24967 (unpack<mode>_nodm): Likewise.
24968 (pack<mode>): Likewise.
24970 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
24971 built-in functions to pack/unpack explicit __ibm128 values.
24972 (__builtin_unpack_ibm128): Likewise.
24974 * doc/extend.texi (PowerPC Built-in Functions): Document
24975 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
24977 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
24980 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
24981 Add new arg loc and pass it down as context.
24982 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
24983 to the location to use for the warning.
24984 (check_function_arguments): New arg loc. All callers changed. Pass
24985 it to check_function_nonnull.
24986 * c-common.h (check_function_arguments): Adjust declaration.
24988 2016-01-13 Jakub Jelinek <jakub@redhat.com>
24990 PR tree-optimization/69156
24991 * gimple.c (validate_type): Removed.
24992 (gimple_builtin_call_types_compatible_p): Use
24993 useless_type_conversion_p instead of validate_type.
24994 * value-prof.c (gimple_stringop_fixed_value): Fold
24995 icall_size to correct type.
24997 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24999 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25002 2016-01-13 Richard Henderson <rth@redhat.com>
25005 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25006 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25007 (ix86_builtin_tm_store): Remove.
25008 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25009 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25010 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25011 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25012 * doc/tm.texi: Rebuild.
25014 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25015 (BUILT_IN_TM_MEMCPY_RTWN): New.
25016 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25017 fallback from vector to integer helpers.
25018 (build_tm_load): Handle vector types directly, instead of
25020 (build_tm_store): Likewise.
25021 (expand_assign_tm): Prepare for register types not handled by
25022 the above. Copy them to memory and use memcpy.
25023 * tree.c (tm_define_builtin): New.
25024 (find_tm_vector_type): New.
25025 (build_tm_vector_builtins): New.
25026 (build_common_builtin_nodes): Call it.
25028 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25030 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25031 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25033 2016-01-13 Tom de Vries <tom@codesourcery.com>
25035 PR tree-optimization/69169
25036 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25037 handled_struct_type param.
25038 (create_variable_info_for, intra_create_variable_infos): Call
25039 create_variable_info_for_1 with extra arg.
25041 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25043 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25044 and "armv8.1-a+crc" entries.
25046 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25049 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25050 Change first operand predicate from register_or_constm1_operand
25051 to register_operand.
25052 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25053 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25054 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25055 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25056 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25057 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25058 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25059 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25060 comparison with constm1_rtx from vec_prefetch_gen part.
25062 2016-01-13 Richard Biener <rguenther@suse.de>
25064 PR tree-optimization/69013
25065 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25066 Exchange assert for a test.
25068 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25071 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25073 2016-01-13 Richard Biener <rguenther@suse.de>
25075 PR tree-optimization/69242
25076 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25077 assert with a check.
25079 2016-01-13 Richard Biener <rguenther@suse.de>
25081 PR tree-optimization/69186
25082 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25083 Properly guard vect_update_misalignment_for_peel call.
25085 2016-01-12 Jeff Law <law@redhat.com>
25087 PR tree-optimization/pr67755
25088 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25089 "need_profile_correction".
25090 (thread_block_1): Initialize new field to false by default. If we
25091 have multiple thread paths through a common joiner to different
25092 final targets, then set new field to true.
25093 (compute_path_counts): Only do count adjustment when it's really
25096 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25098 * doc/invoke.texi (Spec Files): Move section down in file, past
25099 all command-line option descriptions.
25101 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25103 PR middle-end/54809
25104 * doc/gty.texi: Remove documentation of mark_hook.
25105 * gengtype.c (struct write_types_data): Remove code to support
25106 mark_hook attribute.
25107 (walk_type): Likewise.
25108 (write_func_for_structure): Likewise.
25110 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25112 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25113 Directory Options, and -specs= to Overall Options.
25114 (Overall Options): Adjust similarly. Reorder to group related
25115 options together. Make -specs= cross-reference the spec file details.
25116 (Directory Options): Adjust similarly.
25118 2016-01-12 Jeff Law <law@redhat.com>
25120 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25122 2016-01-12 Olivier Hainque <hainque@adacore.com>
25124 * gcc.c (spec_undefvar_allowed): New global.
25125 (process_command): Set to true when running for --version or --help,
25127 (getenv_spec_function): When the variable is not defined, use the
25128 variable name as the variable value if we're allowed not to issue
25131 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25133 PR tree-optimization/68911
25134 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25135 information computed for expression "init + nit * step".
25137 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25139 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25140 about name of GCC executable. Remove deleted node from menu.
25141 (Directory Options) <-B>: Remove cross-reference to deleted node.
25142 (Target Options): Delete section.
25144 2016-01-12 Christian Bruel <christian.bruel@st.com>
25147 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25148 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25150 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25153 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25154 aligned_mem is properly set for AVX512-VL floating point masked
25158 * ifcvt.c (cond_exec_process_if_block): When removing the last
25159 insn from then_bb, remove also any possible barriers that follow it.
25161 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25165 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25166 (PTRDIFF_TYPE): Likewise.
25167 (WCHAR_TYPE): Likewise.
25168 (WCHAR_TYPE_SIZE): Likewise.
25169 (STDINT_LONG32): Likewise.
25171 2016-01-12 Richard Biener <rguenther@suse.de>
25173 PR tree-optimization/69053
25174 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25175 convert initial value for cond reductions.
25177 2016-01-12 Richard Biener <rguenther@suse.de>
25179 PR tree-optimization/69007
25180 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25181 widen_sum after dot_prod and sad.
25183 2016-01-12 Richard Biener <rguenther@suse.de>
25185 PR tree-optimization/69168
25186 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25187 pattern stmt SLP type.
25188 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25189 end up unused so cope with that case.
25191 2016-01-12 Richard Biener <rguenther@suse.de>
25193 PR tree-optimization/69157
25194 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25195 stmts def type only during analyze phase.
25196 (vectorizable_call): Likewise.
25197 (vectorizable_simd_clone_call): Likewise.
25198 (vectorizable_conversion): Likewise.
25199 (vectorizable_assignment): Likewise.
25200 (vectorizable_shift): Likewise.
25201 (vectorizable_operation): Likewise.
25202 (vectorizable_store): Likewise.
25203 (vectorizable_load): Likewise.
25205 2016-01-12 Richard Biener <rguenther@suse.de>
25207 PR tree-optimization/69174
25208 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25210 (vectorizable_load): Properly compute the number of loads needed
25211 for permuted strided SLP loads and do not spuriously assign
25212 to SLP_TREE_VEC_STMTS.
25214 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25216 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25217 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25218 (MD_EXEC_PREFIX): Remove.
25219 (MD_STARTFILE_PREFIX) Removee.
25220 (FILE_NAME_ABSOLUTE_P): Remove.
25221 (CPP_SPEC): Do not read macros from sys/version.h.
25222 (LINK_COMMAND_SPEC): Remove.
25223 (LOCAL_INCLUDE_DIR): Remove.
25224 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25225 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25226 (POST_LINK_SPEC): Define to invoke stubify after linker
25227 (LIBSTDCXX): Remove define
25228 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25229 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25230 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25231 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25232 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25233 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25234 (i386_djgpp_asm_named_section): Add propotype of new procedure
25236 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25237 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25238 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25239 in config/i386/djgpp.h).
25240 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25241 STANDARD_STARTFILE_PREFIX_1.
25242 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25243 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25244 installation errors.
25245 (MAX_OFILE_ALIGNMENT): Define to 128.
25246 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25248 * config/i386/djgpp.c: New file. Add implementation of
25249 i386_djgpp_asm_named_section.
25251 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25253 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25254 Add rule for building djgpp.o.
25256 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25258 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25259 (rtx_is_swappable_p): Reductions are swappable.
25260 (insn_is_swappable_p): V2DF reductions are swappable.
25262 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25264 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25265 reloads for other unsupported memory operands.
25267 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25268 Jim Wilson <jim.wilson@linaro.org>
25271 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25272 copy_to_mode_reg instead of force_reg.
25274 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25277 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25278 TARGET_80387 is true.
25280 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25283 * lra-eliminations.c (move_plus_up): Only move plus up
25284 if subreg of the constant can be simplified into constant
25285 and use the simplified subreg of the constant instead of
25286 the original constant.
25288 * fold-const.c (fold_convertible_p): Don't return true
25289 for conversion of VECTOR_TYPE to same sized integral type.
25290 (fold_convert_loc): Fix up formatting. Fold conversion of
25291 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25292 instead of NOP_EXPR.
25294 PR tree-optimization/69214
25295 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25296 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25299 PR tree-optimization/69207
25300 * tree-vect-slp.c (vect_get_constant_vectors): For
25301 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25302 fold_convertible_p to vector_type's element type, and always
25303 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25305 2016-01-11 Richard Biener <rguenther@suse.de>
25307 PR tree-optimization/69173
25308 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25309 fixup the cycle if all stmts are in a pattern.
25311 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25313 PR middle-end/68999
25314 * alias.c (base_alias_check): Move check for addresses with
25315 alignment ANDs before the call for compare_base_decls.
25316 (memrefs_conflict_p): Return -1 for different decls
25317 that went through alignment adjustments.
25319 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25321 PR rtl-optimization/68796
25322 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25323 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25324 and QImode comparisons against zero with CC_NZmode.
25325 * config/aarch64/iterators.md (short_mask): New mode_attr.
25327 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25329 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25330 (<avx512>_store<mode>_mask): Likewise.
25332 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25333 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25335 PR rtl-optimization/68841
25336 * ifcvt.c (struct noce_if_info): Add orig_x field.
25337 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25338 Don't record conflicts on to_rename if it's present.
25339 Allow memory destinations in sets.
25340 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25341 blocks, passing orig_x to the checks.
25342 (noce_process_if_block): Set if_info->orig_x appropriately.
25344 2016-01-11 Tom de Vries <tom@codesourcery.com>
25346 PR tree-optimization/69069
25347 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25349 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25351 PR rtl-optimization/68920
25352 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25353 of conditional moves for RTL if-conversion to 1 for
25354 TARGET_ONE_IF_CONV_INSN.
25355 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25356 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25357 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25358 parameter to restirct number of conditional moves for
25360 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25361 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25364 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25367 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25368 onepart vars. Fix typo in comment. Fix reversed condition in
25370 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25373 * var-tracking.c (dump_onepart_variable_differences): New.
25374 (dataflow_set_different): If a detailed dump is requested,
25375 delay early returns and dump differences between onepart
25376 variables present before and after, and added variables.
25378 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25381 * expr.c (expand_expr_real_1): For boolean vector constants
25382 with a scalar mode use const_scalar_mask_from_tree.
25383 (const_scalar_mask_from_tree): New.
25384 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25385 assigned to a mask type to handle constants.
25387 2016-01-11 Martin Jambor <mjambor@suse.cz>
25390 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25391 useless parameters if we cannot change function signature.
25393 2016-01-11 Martin Jambor <mjambor@suse.cz>
25396 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25399 2016-01-11 Tom de Vries <tom@codesourcery.com>
25401 PR tree-optimization/69109
25402 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25405 2016-01-11 Tom de Vries <tom@codesourcery.com>
25407 PR tree-optimization/69108
25408 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25409 res is not used in a phi.
25411 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25414 * common.opt (frandom-seed): Fix parameter name.
25415 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25417 2016-01-11 Tom de Vries <tom@codesourcery.com>
25419 PR tree-optimization/69058
25420 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25423 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25425 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25426 (mcode-density): Likewise.
25428 2016-01-10 Tom de Vries <tom@codesourcery.com>
25430 PR tree-optimization/69062
25431 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
25432 (parallelize_loops): Don't paralelize loop that has phi with address
25435 2016-01-10 Tom de Vries <tom@codesourcery.com>
25437 PR tree-optimization/69039
25438 * tree-parloops.c (try_create_reduction_list): Only allow single exit
25441 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
25443 PR middle-end/68743
25444 * match.pd: Require target has function_c99_misc before doing
25445 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
25447 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
25449 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
25451 * configure: Regenerate.
25453 2016-01-09 Jakub Jelinek <jakub@redhat.com>
25455 PR middle-end/50865
25456 PR tree-optimization/69097
25457 * fold-const.h (expr_not_equal_to): New prototype.
25458 * fold-const.c: Include stringpool.h and tree-ssanames.h.
25459 (expr_not_equal_to): New function.
25460 * match.pd (X % -Y is the same as X % Y): Don't optimize
25461 unless X is known not to be equal to minimum or Y is known
25462 not to be equal to -1.
25463 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
25464 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
25465 (simplify_stmt_using_ranges): Adjust caller.
25466 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
25467 substitute_and_fold.
25469 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
25471 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
25474 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25476 PR tree-optimization/69167
25477 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
25478 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
25480 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
25482 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25483 Richard Biener <rguenther@suse.de>
25485 PR tree-optimization/68707
25486 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
25487 instances that can be handled via vect_load_lanes.
25489 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
25491 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
25492 if we can't determine address equivalence.
25493 * alias.c (compare_base_decl): Update for changed return value of
25494 symtab_node::equal_address_to.
25496 2016-01-08 Jason Merrill <jason@redhat.com>
25500 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
25501 * expr.c (store_field): Not here.
25502 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
25503 call with TREE_ADDRESSABLE type.
25504 * tree-cfg.c (verify_gimple_call): Adjust.
25506 2016-01-08 Olivier Hainque <hainque@adacore.com>
25508 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
25511 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25513 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
25514 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
25515 (reduc_smin_v2sf): Rename to...
25516 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
25517 (reduc_splus_v2sf): Rename to...
25518 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
25520 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25522 PR tree-optimization/69162
25523 * gimplify.c (gimplify_va_arg_expr): Encode original type of
25524 valist argument in another argument.
25525 (gimplify_modify_expr): Adjust for the above change. Cleanup.
25526 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
25527 to determine the va_list type, build a MEM_REF instead of
25528 build_fold_indirect_ref.
25530 PR tree-optimization/69172
25531 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
25534 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
25536 PR tree-optimization/67781
25537 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
25538 and cmpnop in two steps: first the ones not accessed in original
25539 gimple expression in a endian independent way and then the ones not
25540 accessed in the final result in an endian-specific way.
25542 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25544 PR tree-optimization/69083
25545 * tree-vect-slp.c (vect_get_constant_vectors): For
25546 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
25547 element type. If op is fold_convertible_p to vector_type's element
25548 type, use NOP_EXPR instead of VCE.
25550 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
25552 PR rtl-optimization/67778
25553 PR rtl-optimization/68634
25554 PR rtl-optimization/68909
25555 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
25556 block from the stack until done with it. Remove a superfluous
25557 bitmap set. Remove a superfluous bitmap test.
25559 2016-01-07 Martin Sebor <msebor@redhat.com>
25562 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
25563 constraint on the type of arguments.
25565 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
25567 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
25568 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
25569 unaligned_access on the gcc_options set.
25570 * config/arm/arm.c (arm_option_override_internal): Use
25571 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
25573 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25576 * config/i386/i386.c (ix86_frame_pointer_required): Enable
25577 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
25579 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25582 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25585 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25586 depending on frame_pointer_needed before remaining integer and SSE
25587 registers are saved.
25589 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
25592 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
25594 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
25597 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
25598 Use the "xBm" constraint.
25599 (float<sseintvecmodelower><mode>2<mask_name><round_name):
25601 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
25602 (sse_cvtsi2ssq<round_name>): Likewise.
25603 (sse_cvtss2si<round_name>): Likewise.
25604 (sse_cvtss2siq<round_name>): Likewise.
25605 (sse2_cvtsi2sdq<round_name>): Likewise.
25606 (sse2_cvtsd2si<round_name>): Likewise.
25607 (sse2_cvtsd2siq<round_name>): Likewise.
25608 * config/i386/subst.md (round_nimm_scalar_predicate): New
25611 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
25613 PR middle-end/67639
25614 * varasm.c (make_decl_rtl): Mark invalid register vars as
25617 PR rtl-optimization/66206
25618 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
25619 All callers changed.
25621 2016-01-07 Jakub Jelinek <jakub@redhat.com>
25623 PR tree-optimization/69141
25624 * tree-ssa-pre.c: Include langhooks.h.
25625 (eliminate_dom_walker::before_dom_children): Use
25626 lang_hooks.decl_printable_name instead of
25627 cgraph_node::get ()->name ().
25629 PR middle-end/68960
25630 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
25631 it and DECL_ALIGN too.
25633 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
25635 * config/mips/mips-ftypes.def: Sort to lexicographical order.
25637 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25640 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25641 depending on frame_pointer_needed before remaining integer and SSE
25642 registers are saved.
25644 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25646 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
25647 mode iterator with VSX_M2.
25648 (*p9_vecstore_<mode>): Likewise.
25649 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
25650 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
25651 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
25652 (define_split for VSX_LE128 stores): Likewise.
25653 (define_peephole2 for TImode LE swaps): Likewise.
25654 (define_split for VSX_LE128 post-reload stores): Likewise.
25656 2016-01-06 Marek Polacek <polacek@redhat.com>
25659 * convert.c (convert_to_integer_1): Adjust call to
25660 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
25661 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
25662 EXPR instead of ARG.
25663 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
25665 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25668 * doc/extend.texi (RL78 Variable Attributes): New section.
25670 2016-01-05 Marek Polacek <polacek@redhat.com>
25673 * builtins.c (get_memmodel): Use expansion point location rather than
25674 the input location. Call warning_at rather than warning.
25675 (expand_builtin_atomic_compare_exchange): Likewise.
25676 (expand_builtin_atomic_load): Likewise.
25677 (expand_builtin_atomic_store): Likewise.
25678 (expand_builtin_atomic_clear): Likewise.
25680 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25683 * config/i386/i386.c (ix86_expand_vector_logical_operator):
25684 Replace nonimmediate_operand with vector_operand.
25685 * config/i386/predicates.md (vector_operand): New predicate.
25686 (general_vector_operand): Replace nonimmediate_operand with
25688 * config/i386/sse.md: Replace nonimmediate_operand with
25689 vector_operand and m constraint with Bm constraint on SSE
25690 patterns with 16-byte memory operand.
25691 * config/i386/subst.md (round_nimm_predicate): Replace
25692 nonimmediate_operand with vector_operand.
25693 (round_saeonly_nimm_predicate): Likewise.
25694 (round_saeonly_nimm_scalar_predicate): New.
25696 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25699 * config/i386/constraints.md (Bm): New constraint.
25700 * config/i386/predicates.md (vector_memory_operand): New
25702 * config/i386/sse.md: Replace xm with xBm in plusminus and
25703 any_logic patterns.
25705 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25708 * doc/extend.texi (V850 Function Attributes): New section.
25709 (V850 Variable Attributes): New section.
25711 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25714 * doc/extend.texi (MicroBlaze Function Attributes): Document
25715 interrupt_handler and fast_interrupt attributes.
25717 2016-01-05 Sergei Trofimovich <siarheit@google.com>
25720 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
25721 for local symbolic operands.
25722 * config/ia64/predicates.md (local_symbolic_operand64): New
25725 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25727 PR rtl-optimization/68651
25728 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25731 2016-01-05 Nathan Sidwell <nathan@acm.org>
25733 * alias.c (compare_base_decls): Use symtab_node::get.
25735 2016-01-05 Nick Clifton <nickc@redhat.com>
25738 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25739 secondary_reload_info structure.
25742 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25743 decls if weak support is available.
25745 2016-01-04 Martin Sebor <msebor@redhat.com>
25747 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25749 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25751 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25752 OPTION_MASK_P9_DFORM.
25754 * config/rs6000/constraints.md (wo constraint): New constraint for
25757 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25759 (rs6000_init_hard_regno_mode_ok): Likewise.
25761 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25764 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25765 expanders not to have constraints. Add support for ISA 3.0 xxperm
25766 instruction. Add support for fusing xxlor with xxperm.
25767 (altivec_vperm_<mode>_internal): Likewise.
25768 (altivec_vperm_v8hiv16qi): Likewise.
25769 (altivec_vperm_<mode>v16q): Likewise.
25770 (altivec_vperm_<mode>_uns): Likewise.
25771 (vperm_v8hiv4si): Likewise.
25772 (vperm_v16qiv8hi): Likewise.
25774 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25776 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25778 Update copyright years.
25780 * gcc.c (process_command): Update copyright notice dates.
25781 * gcov-dump.c (print_version): Ditto.
25782 * gcov.c (print_version): Ditto.
25783 * gcov-tool.c (print_version): Ditto.
25784 * gengtype.c (create_file): Ditto.
25785 * doc/cpp.texi: Bump @copying's copyright year.
25786 * doc/cppinternals.texi: Ditto.
25787 * doc/gcc.texi: Ditto.
25788 * doc/gccint.texi: Ditto.
25789 * doc/gcov.texi: Ditto.
25790 * doc/install.texi: Ditto.
25791 * doc/invoke.texi: Ditto.
25793 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25795 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25796 modes larger than TImode as TImode if NEON is not enabled.
25798 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25801 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25802 mode for %f0-%f31 only if TARGET_FPU.
25804 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25807 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25808 to compute the PACKED_P predicate.
25809 (function_arg_record_value): Minor tweaks.
25811 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25813 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25814 option for arm*-*-* targets.
25816 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25818 * doc/extend.texi (Common Function Attributes): Move docs for
25819 MSP430-specific attributes to....
25820 (MSP430 Function Attributes): ...here. Delete the redundant
25821 entries and copy-edit the remaining text.
25822 (MSP430 Variable Attributes): Use uniform format for index
25823 entries and add a cross-reference to the corresponding function
25826 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25828 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25830 (x86 Options): Likewise.
25832 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25836 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25837 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25838 to corresponding attribute.
25840 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25842 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25843 to correct alphabetization of table. Copy-edit and correct
25845 <stack_protect>: Likewise.
25846 <target_clones>: Likewise.
25848 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25849 Correct punctuation.
25850 (Code Gen Options) <-fno-plt>: Copy-edit.
25852 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25855 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25856 SI values. Explicitly convert SI to DI and vice-versa.
25858 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25860 PR tree-optimization/69070
25861 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25862 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25865 * ubsan.c (ubsan_instrument_float_cast): Call
25866 initialize_sanitizer_builtins.
25869 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25871 Copyright (C) 2016 Free Software Foundation, Inc.
25873 Copying and distribution of this file, with or without modification,
25874 are permitted in any medium without royalty provided the copyright
25875 notice and this notice are preserved.