1 2016-10-12 Richard Biener <rguenther@suse.de>
4 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
7 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
9 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
11 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
12 dwarf2out_assembly_start.
14 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
16 * Makefile.in (SELFTEST_FLAGS): New variable.
17 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
19 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
22 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
24 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
27 2016-10-12 Martin Liska <mliska@suse.cz>
29 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
30 (gimple_fold_builtin_memory_op): Use the function.
31 (gimple_fold_builtin_strchr): Likewise.
32 (gimple_fold_builtin_strcat): Likewise.
33 (gimple_build): Likewise.
35 2016-10-12 Nathan Sidwell <nathan@acm.org>
37 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
39 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
41 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
42 equivalent 32-bit constant (modulo 2**32) when that yields
44 (size_of_int_loc_descriptor): Update accordingly.
46 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
48 * dwarf2out.c (dwarf2out_early_global_decl): For nested
49 functions, call dwarf2out_decl on the parent function first.
51 2016-10-12 Richard Biener <rguenther@suse.de>
53 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
56 2016-10-12 Richard Biener <rguenther@suse.de>
58 * tree-ssa-propagate.c
59 (substitute_and_fold_dom_walker::before_dom_children): Do not
60 ignore ASSERT_EXPRs but only preserve them.
61 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
62 that have been propagated into.
63 (vrp_finalize): Enable DCE for substitute_and_fold.
65 2016-10-12 Richard Biener <rguenther@suse.de>
67 PR tree-optimization/77920
68 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
69 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
70 (simplify_abs_using_ranges): Likewise.
71 (simplify_conversion_using_ranges): Likewise.
72 (simplify_stmt_using_ranges): Adjust.
74 2016-10-12 Jakub Jelinek <jakub@redhat.com>
76 PR tree-optimization/77929
77 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
78 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
80 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
83 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
84 needs a base register for arg 1.
86 2016-10-12 Jakub Jelinek <jakub@redhat.com>
88 * common.opt (Wimplicit-fallthrough) Turn into alias to
89 -Wimplicit-fallthrough=3. Remove EnabledBy.
90 (Wimplicit-fallthrough=): New option.
91 * gimplify.c (warn_implicit_fallthrough_r): Use
92 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
93 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
94 to -Wimplicit-fallthrough=3.
95 (-Wimplicit-fallthrough=): Document.
97 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
99 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
100 and GEU in DImode if TARGET_SUBXC.
101 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
102 (seqdi<W:mode>_zero_subxc): Delete.
103 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
104 (neg_seqdi<W:mode>_zero_vis3): Delete.
105 (plus_seqdi<W:mode>_zero): Likewise.
106 (minus_seqdi<W:mode>_zero): Likewise.
107 (plus_plus_sltu<W:mode>): Accept only register.
108 (addx<W:mode>): Likewise.
109 (plus_sltu<W:mode>_vis3): Likewise.
110 (plus_plus_sltu<W:mode>_vis3): Likewise.
111 (neg_sgeu<W:mode>_vis3): Delete.
112 (minus_sgeu<W:mode>_vis3): Likewise.
113 (addxc<W:mode>): Accept only registers.
114 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
115 (minus_neg_sltu<W:mode>_subxc): Accept only register.
116 (neg_plus_sltu<W:mode>_subxc): Likewise.
117 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
118 (minus_minus_sltu<W:mode>_subxc): Accept only register.
119 (sgeu<W:mode>_insn_subxc): Delete.
120 (plus_sgeu<W:mode>_subxc): Likewise.
121 (subxc<W:mode>): Accept only register.
122 (scc splitter): Split always GEU again.
124 2016-10-11 Jeff Law <law@redhat.com>
126 PR tree-optimization/77424
127 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
128 dead conditionals. Assert that all e->aux fields are NULL.
130 2016-10-11 David Malcolm <dmalcolm@redhat.com>
132 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
133 operand-printing "switch" statement into...
134 (print_rtx_operand_code_0): ...this new function, ...
135 (print_rtx_operand_code_e): ...this new function, ...
136 (print_rtx_operand_codes_E_and_V): ...this new function, ...
137 (print_rtx_operand_code_i): ...this new function, ...
138 (print_rtx_operand_code_r): ...this new function, ...
139 (print_rtx_operand_code_u): ...this new function, ...
140 (print_rtx_operand): ...and this new function.
142 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
144 * config/alpha/alpha-passes.def: New file.
145 * config/alpha/t-alpha: New file.
146 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
147 (make_pass_handle_trap_shadows): New prototype.
148 (make_pass_align_insns): Ditto.
149 * config/alpha/alpha.c (alpha_option_override): Don't register
151 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
153 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
156 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
157 distinct __ibm128 IBM extended double type if long doubles are
158 128-bits and the default format for long double is IEEE 128-bit.
160 2016-10-11 Richard Biener <rguenther@suse.de>
162 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
163 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
164 (verify_die): New function.
165 (dwarf2out_finish): Call it.
166 (output_line_info): Handle case of -gsplit-dwarf without
167 DWARF2_ASM_LINE_DEBUG_INFO.
169 2016-10-11 Richard Biener <rguenther@suse.de>
172 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
173 sub-chains of BLOCK_VARS and gimple_bind_vars.
175 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
177 * config/i386/znver1.md : Fix imov/imovx load type reservations.
179 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
181 * config/sparc/sparc.opt (msubxc): New option.
182 * doc/invoke.texi (SPARC options): Document it and tidy up.
183 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
184 * doc/tm.texi: Regenerate.
185 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
187 (CCX_NOOV): Rename into...
191 * config/sparc/predicates.m (fcc_register_operand): Simplify.
192 (fcc0_register_operand): Likewise.
193 (icc_register_operand): New.
194 (icc_or_fcc_register_operand): Simplify.
195 (nz_comparison_operator): New.
196 (c_comparison_operator): Likewise.
197 (noov_compare_operator): Rename into...
198 (icc_comparison_operator): ...this. Use above predicates.
199 (noov_compare64_operator): Rename into...
200 (v9_comparison_operator): ...this and tidy up.
201 (fcc_comparison_operator): New.
202 (icc_or_fcc_comparison_operator): Likewise.
203 (v9_register_compare_operator): Rename info...
204 (v9_register_comparison_operator): ...this.
205 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
206 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
208 (sparc_fixed_condition_code_regs): New function.
209 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
210 renaming and add support for CCC/CCXC.
211 (output_cbranch): Likewise.
212 (sparc_print_operand): Likewise.
213 (gen_v9_scc): Remove obsolete assertion.
214 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
215 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
216 (output_cbcond): Remove bogus handling of CC modes.
217 (sparc_register_move_cost): Return 100 for NO_REGS.
218 * config/sparc/sparc.md (W): New mode iterator.
219 (length): Adjust for noov_compare64_operator renaming.
220 (cmpsi_sne): New instruction.
221 (cmpdi_sne): Likewise.
222 (seqdi_special): Delete.
223 (seqdi_special): Likewise.
224 (snesi<P:mode>_special): Likewise.
225 (snedi_special): Likewise.
226 (snedi_special_vis3): Likewise.
227 (snesi patterns): Use W iterator.
228 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
229 (sltu patterns): Likewise.
230 (sgeu patterns): Likewise.
231 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
232 (normal_branch): Use icc_comparison_operator predicate.
233 (inverted_branch): Likewise.
234 (cbcond_sp32): Use comparison_operator predicate.
235 (cbcond_sp64): Likewise.
236 (normal_int_branch_sp64): Adjust for renaming
237 (inverted_int_branch_sp64): Likewise.
238 (mov<I:mode>_cc_reg_sp64): Likewise.
239 (movsf_cc_reg_sp6): Likewise.
240 (movdf_cc_reg_sp64): Likewise.
241 (movtf_cc_reg_hq_sp64): Likewise.
242 (movtf_cc_reg_sp64): Likewise.
243 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
244 (movsf_cc_v9): Likewise.
245 (movdf_cc_v9): Likewise.
246 (movtf_cc_hq_v9): Likewise.
247 (movtf_cc_v9): Likewise.
248 (adddi3): Call gen_adddi3_sp32.
249 (adddi3_insn_sp32): Rename to...
250 (adddi3_sp32): ...this. Accept only register_operand as operand #1
251 and use CCCmode for the carry.
252 (addx_extend_sp32): Use CCCmode for the carry.
253 (addx_extend_sp64): Delete.
254 (adddi3_extend_sp32): Use CCCmode for the carry.
255 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
256 (subdi3): Call gen_subdi3_sp32.
257 (subdi3_insn_sp32): Rename to...
258 (subdi3_sp32): ...this and use CCmode for the carry.
259 (subx_extend_sp32): Use CCCmode for the carry.
260 (subx_extend_sp64): Delete.
261 (subdi3_extend_sp32): Use CCmode for the carry.
262 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
263 (negdi3): Call gen_negdi3_sp32.
264 (negdi3_sp32): Use CCCmode for the carry.
265 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
266 (cmp_nz_ashift_1): Use CCNZ mode.
267 (cmp_nz_set_ashift_1): Likewise.
268 (ctrapsi4): Use comparison_operator predicate.
269 (ctrapdi4): Likewise.
270 (trapsi_insn): Use icc_comparison_operator predicate.
271 (trapdi_insn): Likewise.
272 (edge8 patterns): Use CCNZmode.
273 (edge16 patterns): Likewise.
274 (edge32 patterns): Likewise.
276 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
278 * config/visium/visium-modes.def (CC_NOOV): Rename into...
280 (CC_BTST): Rename into...
282 * config/visium/predicates.md (real_add_operand): New.
283 (visium_btst_operator): Rename into...
284 (visium_equality_comparison_operator): ...this.
285 (visium_noov_operator): Rename into...
286 (visium_nz_comparison_operator): ...this.
287 (visium_c_comparison_operator): New.
288 (visium_branch_operator): Adjust and deal with all CC modes.
289 * config/visium/visium.c (visium_adjust_cost): Adjust.
290 (visium_split_double_add): Use the *_set_carry patterns.
291 (visium_select_cc_mode): Add support for CCC mode and adjust.
292 (output_cbranch): Adjust and use the carry-based operators for
293 floating-point comparisons.
294 * config/visium/visium.md (flags_subst_arith): Adjust.
295 (addsi3_insn_set_carry): New instruction.
296 (subsi3_insn_set_carry): Likewise.
297 (negsi2_insn_set_carry): Likewise.
299 (cmp<mode>_sne): Likewise.
300 (cbranch<mode>4): Use ordered_comparison_operator.
301 (cbranch<mode>4_insn): Likewise.
302 (cbranchsi4_btst_insn): Adjust.
304 2016-10-11 Tom de Vries <tom@codesourcery.com>
307 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
310 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
312 * tree.h (build_complex_type): Add second parameter with default.
313 * tree.c (build_complex_type): Add NAMED second parameter and adjust
314 recursive call. Create a TYPE_DECL only if NAMED is true.
315 (build_common_tree_nodes): Pass true in calls to build_complex_type.
317 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
319 New avr-passes.def to register AVR specific passes.
321 * config/avr/avr-passes.def: New file.
322 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
323 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
324 (make_avr_pass_recompute_note): New proto.
325 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
326 (avr_pass_recompute_notes): Use anonymous namespace.
327 (avr_register_passes): Remove function...
328 (avr_option_override): ...and its call.
330 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
332 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
333 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
334 PTF_AVOID_BRANCHLIKELY_SPEED for others.
335 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
337 * config/mips/mips.c (mips_option_override): Enable the branch
338 likely depending on the tune flags and optimization level.
339 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
340 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
341 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
342 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
344 2016-10-11 Richard Biener <rguenther@suse.de>
346 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
347 (output_function): Properly stream the whole block tree.
348 * lto-streamer-in.c (input_function): Likewise.
350 2016-10-11 Marek Polacek <polacek@redhat.com>
352 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
354 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
356 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
357 (evrp_dom_walker::before_dom_children): Infer and push new value
358 ranges for x in y < x.
360 2016-10-10 Joseph Myers <joseph@codesourcery.com>
363 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
364 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
365 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
366 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
367 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
368 (IA64_NO_LIBGCC_TFMODE): Likewise.
370 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
372 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
375 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
377 * config.gcc: Add aarch64-*-freebsd* support.
378 * config.host: Likewise.
379 * config/aarch64/aarch64-freebsd.h: New file.
380 * config/aarch64/t-aarch64-freebsd: Ditto.
382 2016-10-10 Jeff Law <law@redhat.com>
384 PR tree-optimization/71947
385 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
386 B with A within a single statement.
388 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
390 PR tree-optimization/77824
391 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
392 zero cost for copies.
393 (find_candidates_dom_walker::before_dom_children): Replace
394 MODIFY_EXPR with SSA_NAME.
395 (replace_mult_candidate): Likewise.
396 (replace_profitable_candidates): Likewise.
398 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
400 * config/s390/s390.h: Wrap more macros args in brackets and fix
402 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
404 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
406 2016-10-10 Andreas Schwab <schwab@suse.de>
409 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
410 pseudo is not DImode.
412 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
414 * common/config/arc/arc-common.c (arc_option_optimization_table):
415 Remove compact casesi option.
416 * config/arc/arc.c (arc_override_options): Use compact casesi
417 option only for pre-ARCv2 cores.
418 * doc/invoke.texi (mcompact-casesi): Update text.
420 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
422 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
423 Add macro to say we can efficiently handle overlapping unaligned
425 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
426 poor code for processors older than p8.
428 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
430 * gen-pass-instances.awk: Remove GNUism.
432 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
434 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
435 NULL of (*ipcp_transformations)][node->uid].
437 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
439 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
440 (MALLOC_ABI_ALIGNMENT): Define.
442 2016-10-09 Jakub Jelinek <jakub@redhat.com>
444 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
445 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
446 VAR_OR_FUNCTION_DECL_P macros.
447 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
448 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
449 chkp_find_bounds_1): Likewise.
450 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
451 * hsa-gen.c (get_symbol_for_decl): Likewise.
452 * cgraphunit.c (check_global_declaration, analyze_functions,
453 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
455 * gimple-fold.c (can_refer_decl_in_current_unit_p,
456 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
458 * tree.c (set_decl_section_name, copy_node_stat,
459 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
460 merge_dllimport_decl_attributes, handle_dll_attribute,
461 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
462 verify_type): Likewise.
463 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
464 find_explicit_erroneous_behavior): Likewise.
465 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
466 * ipa.c (process_references): Likewise.
467 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
468 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
469 notice_global_symbol, assemble_variable, mark_decl_referenced,
470 build_constant_desc, output_constant_def_contents, do_assemble_alias,
471 make_decl_one_only, default_section_type_flags,
472 categorize_decl_for_section, default_encode_section_info): Likewise.
473 * trans-mem.c (requires_barrier): Likewise.
474 * gimple-expr.c (mark_addressable): Likewise.
475 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
476 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
477 expand_debug_expr): Likewise.
478 * tree-dump.c (dequeue_and_dump): Likewise.
479 * ubsan.c (instrument_bool_enum_load): Likewise.
480 * tree-pretty-print.c (print_declaration): Likewise.
481 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
482 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
483 * asan.c (asan_protect_global, instrument_derefs): Likewise.
484 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
485 pass_build_ssa::execute): Likewise.
486 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
487 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
489 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
491 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
492 can_be_nonlocal, remap_decls, copy_debug_stmt,
493 initialize_inlined_parameters, add_local_variables,
494 reset_debug_binding, replace_locals_op): Likewise.
495 * dse.c (can_escape): Likewise.
496 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
498 * tree-diagnostic.c (default_tree_printer): Likewise.
499 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
500 unpack_ts_decl_with_vis_value_fields,
501 lto_input_ts_decl_common_tree_pointers): Likewise.
502 * builtins.c (builtin_save_expr, fold_builtin_expect,
503 readonly_data_expr): Likewise.
504 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
505 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
507 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
508 * gimplify.c (force_constant_size, gimplify_bind_expr,
509 gimplify_decl_expr, gimplify_var_or_parm_decl,
510 gimplify_compound_lval, gimplify_init_constructor,
511 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
512 gimplify_type_sizes): Likewise.
513 * cgraphbuild.c (record_reference, record_type_list, mark_address,
514 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
515 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
516 remove_unused_locals): Likewise.
517 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
518 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
519 * function.c (instantiate_expr, instantiate_decls_1,
520 setjmp_vars_warning, add_local_decl): Likewise.
521 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
523 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
524 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
525 optimize_va_list_gpr_fpr_size): Likewise.
526 * tree-nrv.c (pass_nrv::execute): Likewise.
527 * tsan.c (instrument_expr): Likewise.
528 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
529 * vtable-verify.c (verify_bb_vtables): Likewise.
530 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
531 get_ref_base_and_extent): Likewise.
532 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
534 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
535 analyze_all_variable_accesses): Likewise.
536 * tree-nested.c (get_nonlocal_debug_decl,
537 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
538 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
539 get_local_debug_decl, convert_local_omp_clauses,
540 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
542 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
543 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
544 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
545 dbxout_symbol, dbxout_common_check): Likewise.
546 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
547 string_constant): Likewise.
548 * hsa.c (hsa_get_declaration_name): Likewise.
549 * passes.c (rest_of_decl_compilation): Likewise.
550 * tree-ssanames.c (make_ssa_name_fn): Likewise.
551 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
552 pack_ts_decl_with_vis_value_fields,
553 write_ts_decl_common_tree_pointers): Likewise.
554 * stor-layout.c (place_field): Likewise.
555 * symtab.c (symtab_node::maybe_create_reference,
556 symtab_node::verify_base, symtab_node::make_decl_local,
557 symtab_node::copy_visibility_from,
558 symtab_node::can_increase_alignment_p): Likewise.
559 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
560 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
561 fortran_common, add_location_or_const_value_attribute,
562 add_scalar_info, add_linkage_name, set_block_abstract_flags,
563 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
564 optimize_one_addr_into_implicit_ptr,
565 optimize_location_into_implicit_ptr): Likewise.
566 * gimple-low.c (record_vars_into): Likewise.
567 * ipa-visibility.c (update_vtable_references): Likewise.
568 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
570 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
571 DFS::DFS_write_tree_body, write_symbol): Likewise.
572 * langhooks.c (lhd_warn_unused_global_decl,
573 lhd_set_decl_assembler_name): Likewise.
574 * attribs.c (decl_attributes): Likewise.
575 * except.c (output_ttype): Likewise.
576 * varpool.c (varpool_node::get_create, ctor_for_folding,
577 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
578 * fold-const.c (fold_unary_loc): Likewise.
579 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
580 ipa_find_agg_cst_from_init): Likewise.
581 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
582 expand_omp_target, lower_omp_regimplify_p,
583 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
584 find_link_var_op): Likewise.
585 * tree-chrec.c (chrec_contains_symbols): Likewise.
586 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
587 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
588 execute_fixup_cfg): Likewise.
590 PR tree-optimization/77901
591 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
592 if ranges[i].exp is SSA_NAME when looking for >= and only when
593 ranges[i].exp is NULL or SSA_NAME when looking for the other
596 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
598 * ipa-cp.c (ipcp_alignment_lattice): Remove.
599 (ipcp_param_lattices): Remove field alignment.
600 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
601 (set_all_contains_variable): Remove call to
602 ipcp_alignment_lattice::set_to_bottom.
603 (initialize_node_lattices): Likewise.
604 (propagate_alignment_accross_jump_function): Remove.
605 (propagate_constants_accross_call): Remove call to
606 propagate_alignment_accross_jump_function.
607 (ipcp_store_alignment_results): Remove.
608 (ipcp_driver): Remove call to ipcp_store_alignment_results.
609 (propagate_bits_accross_jump_function): Handle ancestor jump function.
610 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
611 pretty-printing of alignment jump function.
612 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
613 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
614 alignments and remove computing ipa_alignment jump function.
615 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
616 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
617 (ipa_read_jump_function): Remove reading of ipa_alignment.
618 (write_ipcp_transformation_info): Remove streaming for alignment
620 (read_ipcp_transformation_info): Remove reading of alignment
622 (ipcp_update_alignments): Remove.
623 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
625 (ipcp_transform_function): Remove call to ipcp_update_alignments()
626 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
627 * ipa-prop.h (ipa_alignment): Remove.
628 (ipa_jump_func): Remove field alignment.
629 (ipcp_transformation_summary): Remove field alignments.
630 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
631 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
632 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
634 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
636 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
638 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
640 (visium_expand_fp_cstore): Likewise.
642 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
644 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
645 * diagnostic.c (warning_at_rich_loc_n): New function.
646 (diagnostic_n_impl_richloc): Likewise.
647 (diagnostic_n_impl): Move most of the function to
648 diagnostic_n_impl_richloc and call it.
650 2016-10-08 Jakub Jelinek <jakub@redhat.com>
652 * gen-pass-instances.awk: Rewritten.
653 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
654 $(PASSES_EXTRA) after passes.def to the script.
655 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
656 * config/i386/i386-passes.def: New file.
657 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
658 make_pass_stv): Declare.
659 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
661 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
663 (pass_stv::clone, pass_stv::set_pass_param): New methods.
664 (pass_stv::timode_p): New non-static data member.
665 (ix86_option_override): Don't register passes here.
667 * doc/invoke.texi: Document accepting Else, fallthrough.
669 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
672 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
673 FALLTHRU comment styles.
675 2016-10-07 Andrew Pinski <apinski@cavium.com>
677 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
678 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
679 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
681 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
683 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
685 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
686 (AARCH64_ARCH): Likewise.
687 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
689 (AARCH64_CORE): Likewise.
690 (AARCH64_ARCH): Likewise.
691 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
692 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
693 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
694 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
695 (AARCH64_ARCH): Likewise.
696 (AARCH64_CORE): Likewise.
697 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
698 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
699 (AARCH64_CORE): Likewise.
700 (AARCH64_ARCH): Likewise.
702 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
704 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
705 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
706 floating point type infrastructre, and -mfloat128 that enables the
707 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
708 if -mfloat128-type. Define __ibm128 to be long double by default.
709 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
710 the IEEE 128-bit floating point type infrastructure should
711 automatically be enabled.
712 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
713 instead of -mfloat128 to enable KFmode.
714 (rs6000_option_override_internal): Split the option -mfloat128
715 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
716 systems, automatically set -mfloat128-type, but don't enable it on
717 other operating systems. Move setting the long double size and
718 IEEE quad support before the IEEE 128-bit floating point changes.
719 (rs6000_init_builtins): Do not create a unique type for __ibm128
720 if long double is IBM extended double, instead rely on __ibm128
721 being defined as 'long double'. If -mfloat128-type and not
722 -mfloat128, create the KFmode type with an undocumented __ieee128
724 (rs6000_init_libfuncs): Use -mfloat128-type instead of
725 -mfloat128 for tests about the types, but keep tests for
726 -mfloat128 to enable the keyword support.
727 (rs6000_complex_function_value): Likewise.
728 (rs6000_scalar_mode_supported_p): Likewise.
729 (rs6000_floatn_mode): Likewise.
730 (rs6000_c_mode_for_suffix): Likewise.
731 (rs6000_opt_masks): Add -mfloat128-type.
732 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
733 -mfloat128-type being split from -mfloat128. Add
734 -mfloat128-hardware, which was missing.
735 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
736 -mfloat128 and -mfloat128-type:
737 (-mfloat128-type): Likewise.
738 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
739 that 64-bit Linux systems with enable -mfloat128-type by default
741 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
742 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
743 -mfloat128-type instead of -mfloat128.
744 (FLOAT128_2REG_P): Likewise.
745 (MASK_FLOAT128_TYPE): Likewise.
746 (ALTIVEC_ARG_MAX_RETURN): Likewise.
747 (RS6000_BTM_FLOAT128): Likewise.
748 (TARGET_FLOAT128): Poison old identifiers.
749 (OPTION_MASK_FLOAT128): Likewise.
750 (MASK_FLOAT128): Likewise.
751 * config/rs6000/rs6000.md (FP): Likewise.
752 (FLOAT128): Likewise.
753 (fix_trunc<mode>di2): Likewise.
754 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
755 (floatdi<mode>2): Likewise.
756 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
757 (neg<mode>2, FLOAT128 iterator): Likewise.
758 (abs<mode>2, FLOAT128 iterator): Likewise.
759 (ieee_128bit_negative_zero): Likewise.
760 (ieee_128bit_vsx_neg<mode>2): Likewise.
761 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
762 (ieee_128bit_vsx_abs<mode>2): Likewise.
763 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
764 (ieee_128bit_vsx_nabs<mode>2): Likewise.
765 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
766 (extendiftf2): Likewise.
767 (extendifkf2): Likewise.
768 (extendtfkf2): Likewise.
769 (trunciftf2): Likewise.
770 (truncifkf2): Likewise.
771 (trunckftf2): Likewise.
772 (trunctfif2): Likewise.
773 (extendkftf2): Likewise.
774 (trunctfkf2): Likewise.
776 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
778 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
779 before merging in bytes to pass down to real_from_target.
781 2016-10-07 Richard Biener <rguenther@suse.de>
783 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
785 (substitute_and_fold_dom_walker::before_dom_children):
786 Substitute and fold before pass specific folding to avoid
787 feeding that with SSA names that will be later released.
788 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
789 introduced by folding and visited by evaluate_stmt called during
791 (likely_value): Likewise.
792 (evaluate_stmt): Likewise.
793 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
794 (simplify_div_or_mod_using_ranges): Likewise.
795 (simplify_min_or_max_using_ranges): Likewise.
796 (simplify_abs_using_ranges): Likewise.
797 (simplify_conversion_using_ranges): Likewise.
798 (simplify_float_conversion_using_ranges): Likewise.
799 (simplify_stmt_using_ranges): Likewise.
801 2016-10-07 Marek Polacek <polacek@redhat.com>
803 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
804 FALLTHROUGH_LABEL_P here...
805 (warn_implicit_fallthrough_r): ...not here.
807 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
809 PR tree-optimization/77880
810 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
813 2016-10-07 Marek Polacek <polacek@redhat.com>
816 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
818 2016-10-07 Richard Biener <rguenther@suse.de>
820 * bitmap.h: Document constraints on bitmap modification while
823 2016-10-07 Richard Biener <rguenther@suse.de>
825 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
826 * bitmap.h (bmp_iter_set): When advancing to the next element
827 check that we didn't remove the current one.
828 (bmp_iter_and): Likewise.
829 (bmp_iter_and_compl): Likewise.
830 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
831 we currently iterate on but keep a one-level queue.
832 * sched-deps.c (remove_from_deps): Do not clear current bit
833 but keep a one-level queue.
835 2016-10-07 Jakub Jelinek <jakub@redhat.com>
837 PR tree-optimization/77664
838 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
839 for the other ranges.
840 (optimize_range_tests_diff): Fix up formatting.
841 (optimize_range_tests_var_bound): New function.
842 (optimize_range_tests): Use it.
844 2016-10-07 Martin Liska <mliska@suse.cz>
846 * coverage.c (build_gcov_exit_decl): Fix priority what
849 2016-10-07 Richard Biener <rguenther@suse.de>
851 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
852 vars in gimple_bind_vars but not in BLOCK_VARS.
854 2016-10-07 Richard Biener <rguenther@suse.de>
856 PR tree-optimization/77879
857 * tree-ssa-structalias.c (handle_const_call): Properly handle
859 (handle_pure_call): Likewise.
861 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
863 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
864 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
867 2016-10-06 Andrew Pinski <apinski@cavium.com>
869 * config/aarch64/aarch64-cores.def: Add a comment before each
872 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
874 PR tree-optimization/77862
875 * tree-vrp.c (add_equivalence): Use get_value_range so that
876 num_vr_values is checked before accessing vr_values.
878 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
880 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
883 2016-10-05 Jeff Law <law@redhat.com>
885 PR tree-optimization/71661
886 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
887 removal of a forwarder exposes a new natural loop.
889 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
891 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
892 Introduce ssesuffix variable.
893 (<mask_codefor><code><mode>3<mask_name>): Ditto.
894 (*<code><mode>3): Ditto.
896 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
898 * postreload.c (reload_cse_simplify): Skip also USE when detecting
901 2016-10-06 Richard Biener <rguenther@suse.de>
903 PR tree-optimization/77855
904 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
905 instead of removing the current item while iterating over the set
908 2016-10-06 James Clarke <jrtc27@jrtc27.com>
909 Eric Botcazou <ebotcazou@adacore.com>
912 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
913 (classify_registers): Don't set it
914 (function_arg_slotno): Don't initialize and test it. Tidy up.
916 2016-10-06 Richard Biener <rguenther@suse.de>
918 PR tree-optimization/77839
919 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
922 2016-10-06 Martin Liska <mliska@suse.cz>
924 * gcc.c: Set -fprofile-update=atomic when profiling is
925 enabled and -pthread is set. Warn when one combines
926 -pthread and -fprofile-update=single for an app using
929 2016-10-06 Martin Liska <mliska@suse.cz>
932 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
933 * gimple-ssa-strength-reduction.c (slsr_process_cast):
934 Initialize a pointer to NULL.
935 (slsr_process_copy): Likewise.
936 * input.c (location_get_source_line): Likewise.
937 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
939 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
941 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
942 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
943 (ix86_handle_option): Deleted handle of OPT_mpcommit.
944 * config.gcc: Deleted pcommitintrin.h
945 * config/i386/pcommitintrin.h: Deleted file.
946 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
947 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
949 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
951 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
952 (PTA_PCOMMIT): Deleted define.
953 (ix86_option_override_internal): Deleted handle of option.
954 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
955 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
956 __builtin_ia32_pcommit): Deleted.
957 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
958 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
959 (pcommit): Deleted instruction.
960 * config/i386/i386.opt: Mention -mpcommit deprecation.
961 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
963 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
966 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
968 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
969 Use <round_constraint> as operand 1 constraint.
971 2016-10-05 Jakub Jelinek <jakub@redhat.com>
974 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
975 (ubsan_instrument_float_cast): And not here.
978 * ubsan.c (ubsan_ids): New GTY(()) array.
979 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
980 instead of static local counters.
982 2016-10-05 Martin Sebor <msebor@redhat.com>
985 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
986 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
987 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
988 (default_printf_pointer_format): Define function.
989 * targhooks.c (linux_printf_pointer_format): Define new function.
990 * targhooks.h (linux_printf_pointer_format): Declare.
991 (gnu_libc_printf_pointer_format): Remove declaration.
993 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
995 * fold-const.c (native_encode_real): Fix logic for selecting offset
996 to write to when BYTES_BIG_ENDIAN.
998 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1000 * builtins.c (fold_builtin_strchr): Remove function.
1001 (fold_builtin_strrchr): Likewise.
1002 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1003 * gimple-fold.c (target_char_cst_p): New function.
1004 (gimple_fold_builtin_strchr) Add more foldings.
1005 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1007 2016-10-05 Richard Biener <rguenther@suse.de>
1010 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1011 capture ids in c-exprs.
1013 2016-10-05 Richard Biener <rguenther@suse.de>
1016 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1017 with types_match for GIMPLE code gen to handle type mismatched
1019 (dt_operand::gen): Adjust.
1020 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1023 2016-10-05 Richard Biener <rguenther@suse.de>
1025 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1027 2016-10-05 Richard Biener <rguenther@suse.de>
1030 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1032 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1034 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1035 version check to protect only DW_TAG_imported_module generation.
1037 2016-10-05 Richard Biener <rguenther@suse.de>
1040 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1042 2016-10-04 Ian Lance Taylor <iant@golang.org>
1044 * explow.c (allocate_dynamic_stack_space): Call
1045 do_pending_stack_adjust before handling flag_split_stack.
1047 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1049 * genattrtab.c (make_internal_attr): Supply dummy column number to
1052 * genoutput.c (init_insn_for_nothing): Likewise.
1053 * gensupport.c (add_define_attr): Likewise.
1054 * read-md.c (message_at_1): Print column number.
1055 (fatal_with_file_and_line): Likewise.
1056 (rtx_reader::read_char): Track column numbers.
1057 (rtx_reader::unread_char): Likewise.
1058 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1059 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1060 (rtx_reader::handle_file): Initialize m_read_md_colno.
1061 (rtx_reader::get_current_location): Supply column number to
1063 * read-md.h (struct file_location): Add field "colno".
1064 (file_location::file_location): Likewise.
1065 (rtx_reader::get_colno): New accessor.
1066 (rtx_reader::m_read_md_colno): New field.
1067 (rtx_reader::m_last_line_colno): New field.
1069 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1071 * doc/extend.texi (Java Exceptions): Remove.
1072 (java_interface): Remove.
1074 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1076 PR tree-optimization/77808
1077 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1078 and addr are different before copying points-to information.
1080 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1082 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1083 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1084 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1085 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1087 2016-10-04 Richard Biener <rguenther@suse.de>
1089 PR tree-optimization/77399
1090 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1091 verify the target can convert.
1093 2016-10-04 Richard Biener <rguenther@suse.de>
1096 * explow.c (plus_constant): Verify the mode of the constant
1097 pool offset before calling plus_constant.
1099 2016-10-04 Richard Biener <rguenther@suse.de>
1102 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1103 type support, mark with :C.
1104 (X / -X -> -1): Mark with :C.
1106 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1108 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1109 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1110 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1111 * doc/tm.texi: Regenerated.
1112 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1113 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1114 * config/darwin.h (JCR_SECTION_NAME): Remove.
1115 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1116 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1117 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1118 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1119 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1120 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1122 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1124 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1125 between "because" and "param" in dump message in call to fprintf.
1127 2016-10-03 Jeff Law <law@redhat.com>
1129 PR tree-optimization/71550
1130 PR tree-optimization/71403
1131 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1132 (profitable_jump_thread_path): Also return boolean indicating if
1133 the realized path will create an irreducible loop.
1134 Remove loop depth tests from 71403.
1135 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1136 from 71403. If threading will create an irreducible loop, then
1137 throw away loop iteration and related information.
1139 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1141 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1142 -Woverloaded-virtual checks for warning options.
1143 * configure: Regenerate.
1145 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1147 PR preprocessor/77699
1148 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1149 (get_next_line): Return false on error.
1150 (read_next_line): Removed, use get_next_line instead.
1151 (read_line_num): Don't copy the line.
1152 (location_get_source_line): Don't use static data.
1153 (selftest::test_reading_source_line): Add more test cases.
1155 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1158 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1160 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1161 (noce_process_if_block): Use it.
1163 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1165 * doc/invoke.texi: Update -Wint-in-bool-context.
1167 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1169 * dwarf2out.c (output_fde, output_call_frame_info,
1170 dwarf2out_do_cfi_startproc, set_indirect_string,
1171 gen_internal_sym, output_die, output_line_info): Use
1172 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1173 ASM_GENERATE_INTERNAL_LABEL output.
1175 2016-10-01 Richard Biener <rguenther@suse.de>
1178 * genmatch.c (get_operand_type): Add operand position arg
1179 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1180 (expr::gen_transform): Adjust.
1181 (dt_simplify::gen_1): Likewise.
1183 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1185 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1186 comments. Simplify asserts, remove unnecessary conditions.
1188 (*<code><mode>3): Likewise.
1190 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1192 * doc/invoke.texi (-Wregister): Document.
1194 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1196 * configure.ac: Split CHECKING_P into CHECKING_P and
1197 ENABLE_EXTRA_CHECKING.
1198 * configure: Regenerated.
1199 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1200 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1202 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1205 * gcc.c (process_command): For @filename handling, output
1206 the correct name if the file does not exist.
1208 2016-09-30 Marek Polacek <polacek@redhat.com>
1210 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1211 * config/alpha/predicates.md: Likewise.
1213 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1215 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1216 (noce_process_if_block): Use it.
1218 2016-09-30 Martin Liska <mliska@suse.cz>
1220 * doc/invoke.texi: Document asan-use-after-return that
1221 it's disabled by default in runtime.
1223 2016-09-30 Richard Biener <rguenther@suse.de>
1225 * tree-vrp.c (intersect_ranges): If we failed to handle
1226 the intersection choose a constant singleton range if available.
1228 2016-09-30 Richard Biener <rguenther@suse.de>
1230 PR tree-optimization/77399
1231 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1232 float <-> int conversions.
1234 2016-09-30 Alan Modra <amodra@gmail.com>
1236 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1238 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1241 ext_level before calling CPUID with 0x80000008.
1242 Simplify xgetbv checks.
1244 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1246 * Makefile.in (OBJS): Add print-rtl-function.o.
1247 * print-rtl-function.c: New file.
1248 * print-rtl.h (print_rtx_function): New decl.
1250 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/cpuid.h (__get_cpuid_count): New.
1254 (__get_cpuid): Rename __level to __leaf.
1256 2016-09-29 Marek Polacek <polacek@redhat.com>
1258 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
1260 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
1262 * builtins.c (expand_builtin_memcmp): don't swap args unless
1263 result is only being compared with zero.
1265 2016-09-29 Marek Polacek <polacek@redhat.com>
1267 * dwarf2out.c (loc_descriptor): Add fall through comment.
1268 (add_const_value_attribute): Likewise.
1270 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
1272 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
1273 with "v6t2". Move "arch" attribute above "pool_range".
1274 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
1276 (*thumb2_movhi_vfp): Likewise.
1277 (*arm_movhi_fp16): Likewise.
1278 (*thumb2_movhi_fp16): Likewise.
1279 (*arm_movsi_vfp): Remove "arch" attribute.
1280 (*thumb2_movsi_vfp): Likewise.
1282 2016-09-29 Martin Liska <mliska@suse.cz>
1284 * doc/extend.texi: Remove limitation of Objective C for
1285 __attribute__((constructor)) and __attribute__((destructor)).
1287 2016-09-29 Richard Biener <rguenther@suse.de>
1289 PR tree-optimization/77768
1290 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1291 Handle stores to readonly memory when removing redundant stores.
1293 2016-09-29 Richard Biener <rguenther@suse.de>
1296 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
1297 X / -X -> -1 simplifications.
1299 2016-09-29 Richard Biener <rguenther@suse.de>
1302 * match.pd: Add max(a,-a) -> abs(a) pattern.
1303 * tree-ssa-phiopt.c (minmax_replacement): Disable for
1304 HONOR_SIGNED_ZEROS types.
1306 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
1308 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
1309 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
1311 2016-09-29 Richard Biener <rguenther@suse.de>
1313 * tree-vrp.c (set_defs_to_varying): New helper avoiding
1314 writing to vr_const_varying.
1315 (vrp_initialize): Call it.
1316 (vrp_visit_stmt): Likewise.
1317 (evrp_dom_walker::before_dom_children): Likewise.
1319 2016-09-29 Richard Biener <rguenther@suse.de>
1321 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
1322 constructors with vector elements.
1324 2016-09-29 Richard Biener <rguenther@suse.de>
1326 PR tree-optimization/77768
1327 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
1328 with stores to a place we know has a constant value.
1330 2016-09-29 Alan Modra <amodra@gmail.com>
1332 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
1333 * doc/invoke.texi: Document it.
1334 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
1335 (rs6000_passes_float): Comment.
1336 (rs6000_passes_long_double): New static var.
1337 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
1338 (init_cumulative_args): Set up to emit fp .gnu_attribute for
1339 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
1340 to include fp values returned in vectors.
1341 Set rs6000_passes_long_double.
1342 (rs6000_function_arg_advance_1): Likewise for function args.
1343 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
1344 and SPE. Emit long double tag value too.
1345 (rs6000_opt_vars): Add gnu-attr.
1346 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
1347 * configure: Regenerate.
1348 * config.in: Regenerate.
1350 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1352 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
1354 (format_floating, format_string, format_directive,
1355 get_destination_size, pass_sprintf_length::handle_gimple_call):
1358 2016-09-28 Jakub Jelinek <jakub@redhat.com>
1360 * gimple-ssa-sprintf.c: Fix comment formatting.
1361 (format_integer): Use is_gimple_assign.
1362 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
1363 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
1364 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
1365 (pass_sprintf_length::execute): Use is_gimple_call.
1367 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1369 * gimple-fold.c (gimple_fold_builtin): After failing to fold
1370 strchr, also try the generic folding.
1372 2016-09-28 Martin Sebor <msebor@redhat.com>
1375 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1378 2016-09-28 Martin Sebor <msebor@redhat.com>
1381 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
1382 length modifier is not expected.
1383 (format_floating): Ignore l length modifier and fail gracefuly
1384 when it isn't one of the other expected ones.
1386 2016-09-28 Martin Sebor <msebor@redhat.com>
1389 * varasm.c (assemble_addr_to_section): Increase local buffer size.
1391 2016-09-27 Richard Biener <rguenther@suse.de>
1393 * dwarf2out.c (cu_die_list): New global.
1394 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
1395 main_comp_unit_die to cu_die_list if we created it.
1396 Move break_out_includes ...
1397 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
1400 2016-09-28 Richard Biener <rguenther@suse.de>
1402 * dwarf2out.c (struct die_struct): Add removed flag.
1403 (lookup_type_die): If the DIE is marked as removed, clear
1404 TYPE_SYMTAB_DIE and return NULL.
1405 (lookup_decl_die): If the DIE is marked as removed, remove it
1406 from the hash and return NULL.
1407 (mark_removed): New helper.
1408 (prune_unused_types_prune): Call it for removed DIEs.
1409 (gen_subprogram_die): Move the premark_used_types call to after
1410 DIEs for the functions scopes are generated.
1411 (process_scope_var): Do not re-create pruned types or type decls.
1412 Make sure to also re-parent type decls.
1413 (dwarf2out_finish): Move unused type pruning and debug_types
1415 (dwarf2out_early_finish): ... here.
1417 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1419 * config/arc/arc-c.c: New file.
1420 * config/arc/arc-c.def: Likewise.
1421 * config/arc/t-arc: Likewise.
1422 * config.gcc: Include arc-c.o as c and cpp object.
1423 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
1424 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
1425 arc_cpu_cpp_builtins.
1427 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
1429 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
1430 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
1432 2016-09-28 Nathan Sidwell <nathan@acm.org>
1434 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
1437 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
1439 PR tree-optimization/61056
1440 * gimple-fold.c (gimple_fold_builtin_strchr):
1441 New function to optimize strchr (s, 0) to strlen.
1442 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
1444 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
1446 PR tree-optimization/77724
1447 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
1448 Add tree_fits_shwi_p check.
1450 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1452 * auto-inc-dec.c (try_merge): Remove break after return.
1453 * cselib.c (autoinc_split): Likewise.
1454 * explow.c (promote_mode): Likewise.
1455 * fixed-value.c (fixed_arithmetic): Likewise.
1456 * hsa.c (hsa_internal_fn::get_arity): Likewise.
1457 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
1458 * trans-mem.c (get_attrs_for): Likewise.
1459 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
1460 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
1461 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
1462 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
1463 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
1464 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
1465 * config/cris/cris.c (cris_op_str): Likewise.
1466 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
1467 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
1469 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
1471 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
1472 IFN_GOACC_REDUCTION_CODES): New.
1473 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
1474 ifn_goacc_reduction_kind): Use them.
1475 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
1476 of internal functions, when applicable.
1478 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
1480 * config/mips/constraints.md (d): Fix documentation.
1481 * doc/md.texi (Machine Constraints): Update accordingly.
1483 2016-09-27 Richard Biener <rguenther@suse.de>
1485 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
1486 cur_line_info_table initialization ...
1487 (dwarf2out_assembly_start): ... here.
1489 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
1491 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
1492 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
1493 (*thumb2_movhi_vfp): Likewise.
1494 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
1495 template. Expand predicable attribute to mark VMOV.F16 as not
1496 predicable. Add "arch" attribute.
1497 (*thumb2_movhi_fp16): Likewise.
1498 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
1499 (*thumb2_movsi_vfp): Add "arch" attribute.
1501 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
1503 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
1506 2016-09-27 Marek Polacek <polacek@redhat.com>
1508 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
1511 * config/c6x/c6x.h: Adjust fall through comment.
1512 * config/sh/sh.c (final_prescan_insn): Likewise.
1513 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
1514 (visium_expand_fp_cstore): Likewise.
1516 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1518 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
1519 expected by -Wimplicit-fallthrough.
1520 (thumb1_size_rtx_costs): Likewise.
1521 (thumb2_reorg): Likewise.
1522 (tls_mentioned_p): Add "Fall through" comment.
1523 (thumb2_reorg): Likewise.
1524 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
1525 comment form expected by -Wimplicit-fallthrough.
1527 2016-09-27 Martin Liska <mliska@suse.cz>
1529 PR gcov-profile/46266
1530 * input.h (RESERVED_LOCATION_P): New macro.
1531 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
1532 instread of comparison with UNKNOWN_LOCATION.
1534 2016-09-27 Richard Biener <rguenther@suse.de>
1536 PR tree-optimization/77745
1537 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1538 When removing redundant stores make sure to check compatibility
1539 of the TBAA state for downstream accesses.
1540 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
1541 value-numbering virtual operands for store matches.
1543 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
1546 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
1547 movrt patterns. Match them before anything else in the SET case.
1549 2016-09-27 Martin Liska <mliska@suse.cz>
1551 PR gcov-profile/7970
1552 PR gcov-profile/16855
1553 PR gcov-profile/44779
1554 * coverage.c (build_gcov_exit_decl): New function.
1555 (coverage_obj_init): Call the function and generate __gcov_exit
1557 * doc/gcov.texi: Document when __gcov_exit function is called.
1559 2016-09-27 Marek Polacek <polacek@redhat.com>
1562 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1563 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
1564 -Wno-error instead of -Wno-implicit-fallthrough.
1566 2016-09-27 Martin Liska <mliska@suse.cz>
1569 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
1571 2016-09-27 Jakub Jelinek <jakub@redhat.com>
1573 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
1574 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
1575 comments. Remove break after return.
1576 (ix86_fp_compare_code_to_integer, has_dispatch,
1577 ix86_simd_clone_usable): Remove break after return.
1579 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
1581 PR rlt-optimization/77714
1582 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
1585 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
1588 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
1589 extract_range_from_unary_expr to convert value_range.
1590 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
1591 (extract_range_from_unary_expr): This.
1592 * tree-vrp.h (extract_range_from_unary_expr): Declare.
1594 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
1596 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
1598 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1600 * config/i386/i386.c (ix86_print_operand)
1601 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
1602 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
1603 (epilogue_renumber): Likewise.
1605 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
1608 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
1609 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
1611 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1613 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
1614 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
1615 is_mm_seq_cst, is_mm_sync): Move to ...
1616 * memmodel.h: This. New file.
1617 * builtins.c: Include memmodel.h.
1618 * optabs.c: Likewise.
1620 * config/aarch64/aarch64.c: Likewise.
1621 * config/alpha/alpha.c: Likewise.
1622 * config/arm/arm.c: Likewise.
1623 * config/i386/i386.c: Likewise.
1624 * config/ia64/ia64.c: Likewise.
1625 * config/mips/mips.c: Likewise.
1626 * config/rs6000/rs6000.c: Likewise.
1627 * config/sparc/sparc.c: Likewise.
1628 * genconditions.c: Include memmodel.h in generated file.
1629 * genemit.c: Likewise.
1630 * genoutput.c: Likewise.
1631 * genpeep.c: Likewise.
1632 * genpreds.c: Likewise.
1633 * genrecog.c: Likewise.
1635 2016-09-26 David Malcolm <dmalcolm@redhat.com>
1637 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
1638 "c" instead when parsing characters. Move operand parsing into...
1639 (read_rtx_operand): ...this new function, renaming "i" to "idx",
1640 and tightening the scope of various locals.
1642 2016-09-26 Liu Hao <lh_mouse@126.com>
1644 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
1646 2016-09-26 Marek Polacek <polacek@redhat.com>
1648 * system.h: Use __has_attribute to check whether the fallthrough
1649 attribute is supported.
1651 2016-09-26 Marek Polacek <polacek@redhat.com>
1653 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
1654 gimple_call_internal_p.
1655 * ipa-split.c (find_return_bb): Likewise.
1656 (execute_split_functions): Likewise.
1657 * omp-low.c (dump_oacc_loop_part): Likewise.
1658 (oacc_loop_xform_head_tail): Likewise.
1659 * predict.c (predict_loops): Likewise.
1660 * sanopt.c (pass_sanopt::execute): Likewise.
1661 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
1662 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
1663 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
1664 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
1665 (expand_ifn_va_arg): Likewise.
1666 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
1667 (optimize_mask_stores): Likewise.
1668 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
1669 (vect_transform_stmt): Likewise.
1670 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
1671 * tsan.c (instrument_memory_accesses): Likewise.
1673 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1674 Alexander Monakov <amonakov@ispras.ru>
1676 * regrename.c (rename_chains): Check
1677 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
1678 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
1679 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
1681 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1683 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
1684 (s390_sched_score): Likewise.
1686 2016-09-26 Martin Liska <mliska@suse.cz>
1688 * doc/gcov.texi: Update program output of gcov tool.
1690 2016-09-26 Martin Liska <mliska@suse.cz>
1692 PR gcov-profile/23332
1693 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
1694 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
1695 * value-prof.c (dump_histogram_value): Do not handle
1696 HIST_TYPE_CONST_DELTA.
1697 (stream_in_histogram_value): Likewise.
1698 (gimple_find_values_to_profile): Likewise.
1699 * value-prof.h (enum hist_type): Likewise.
1701 2016-09-26 Martin Liska <mliska@suse.cz>
1703 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
1704 from default sanitize recover values.
1705 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
1706 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
1707 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
1709 * opts.c (finish_options): Do a generic loop over options
1710 that can be recovered.
1711 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
1713 (common_handle_option): Likewise.
1714 * opts.h: Declare can_recover to sanitizer_opts_s.
1716 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
1718 * target.def(elf_flags_numeric): Change documentation to present tense.
1719 * doc/tm.texi: Regenerate.
1721 2016-09-26 Marek Polacek <polacek@redhat.com>
1724 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
1725 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
1726 -Wno-switch-fallthrough.
1727 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
1728 (expand_builtin): Likewise.
1729 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
1730 * convert.c (convert_to_real_1): Likewise.
1731 (convert_to_integer_1): Likewise.
1732 * final.c (output_alternate_entry_point): Likewise.
1733 * genattrtab.c (make_canonical): Likewise.
1734 (write_test_expr): Likewise.
1735 * genpreds.c (validate_exp): Likewise.
1736 * gimple-ssa-strength-reduction.c
1737 (find_candidates_dom_walker::before_dom_children): Likewise.
1738 * godump.c (go_format_type): Likewise.
1739 * reload1.c (elimination_effects): Likewise.
1740 * resource.c (mark_referenced_resources): Likewise.
1741 (mark_set_resources): Likewise.
1742 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
1743 * varasm.c (output_addressed_constants): Likewise.
1745 2016-09-26 Marek Polacek <polacek@redhat.com>
1748 * common.opt (Wimplicit-fallthrough): New option.
1749 * doc/extend.texi: Document statement attributes and the fallthrough
1751 * doc/invoke.texi: Document -Wimplicit-fallthrough.
1752 * gimple.h (gimple_call_internal_p): New function.
1753 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
1754 (struct label_entry): New struct.
1755 (find_label_entry): New function.
1756 (case_label_p): New function.
1757 (collect_fallthrough_labels): New function.
1758 (last_stmt_in_scope): New function.
1759 (should_warn_for_implicit_fallthrough): New function.
1760 (warn_implicit_fallthrough_r): New function.
1761 (maybe_warn_implicit_fallthrough): New function.
1762 (expand_FALLTHROUGH_r): New function.
1763 (expand_FALLTHROUGH): New function.
1764 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
1765 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
1766 (gimplify_label_expr): New function.
1767 (gimplify_case_label_expr): Set location.
1768 (gimplify_expr): Call gimplify_label_expr.
1769 * internal-fn.c (expand_FALLTHROUGH): New function.
1770 * internal-fn.def (FALLTHROUGH): New internal function.
1771 * langhooks.c (lang_GNU_OBJC): New function.
1772 * langhooks.h (lang_GNU_OBJC): Declare.
1773 * system.h (gcc_fallthrough): Define.
1774 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
1775 * tree.h (FALLTHROUGH_LABEL_P): Define.
1777 2016-09-26 Richard Biener <rguenther@suse.de>
1779 * dwarf2out.c (stripattributes): Remove unused function.
1780 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
1781 Push dwarf_split_debug_info handling into init_sections_and_labels.
1782 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
1783 (DEBUG_MACRO_SECTION_FLAGS): Remove.
1784 (debug_macinfo_section_name): New global.
1785 (output_macinfo): Use debug_macinfo_section_name.
1786 (init_sections_and_labels): Split out section and label generation
1787 from dwarf2out_init. Set debug_macinfo_section_name.
1788 (dwarf2out_init): Move text section label generation and emission
1790 (dwarf2out_assembly_start): ... here.
1791 (dwarf2out_finish): Call init_sections_and_labels before DWARF
1794 2016-09-26 Richard Biener <rguenther@suse.de>
1797 * cgraphunit.c (analyze_functions): Before early removing
1798 global vars calls the late_global_decl debug handler mark
1799 the variable as readonly.
1801 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
1804 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
1805 (sh_rtx_costs): Handle SET of movt and movrt patterns.
1806 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
1807 declare new overloads.
1808 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
1811 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1813 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
1814 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
1816 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
1818 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
1819 * configure: Regenerate.
1821 2016-09-24 Marek Polacek <polacek@redhat.com>
1824 * doc/invoke.texi: Document -Wbool-operation.
1826 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1828 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
1829 * config/rs6000/rs6000.c (expand_block_compare): New function used by
1830 cmpmemsi pattern to do builtin expansion of memcmp ().
1831 (compute_current_alignment): Add helper function for
1832 expand_block_compare used to compute alignment as the compare proceeds.
1833 (select_block_compare_mode): Used by expand_block_compare to select
1834 the mode used for reading the next chunk of bytes in the compare.
1835 (do_load_for_compare): Used by expand_block_compare to emit the load
1836 insns for the compare.
1837 (rs6000_emit_dot_insn): Moved this function to avoid a forward
1838 reference from expand_block_compare ().
1839 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
1840 prototype for this function.
1841 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
1842 target option for controlling how much code inline expansion of
1843 memcmp() will be allowed to generate.
1845 2016-09-23 Jakub Jelinek <jakub@redhat.com>
1847 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
1848 hook_bool_mode_false, hook_bool_mode_true,
1849 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
1850 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
1851 hook_bool_const_rtx_insn_const_rtx_insn_true,
1852 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
1853 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
1854 hook_bool_const_tree_hwi_hwi_const_tree_false,
1855 hook_bool_const_tree_hwi_hwi_const_tree_true,
1856 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
1857 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
1858 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
1859 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
1860 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
1861 hook_bool_const_tree_true, hook_bool_tree_tree_false,
1862 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
1863 hook_bool_rtx_insn_true, hook_bool_rtx_false,
1864 hook_bool_uintp_uintp_false,
1865 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
1866 hook_rtx_tree_int_null, hook_uint_mode_0,
1867 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
1868 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
1869 hook_constcharptr_const_rtx_insn_null,
1870 hook_constcharptr_const_tree_const_tree_null,
1871 hook_constcharptr_int_const_tree_null,
1872 hook_constcharptr_int_const_tree_const_tree_null,
1873 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
1874 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
1875 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
1877 * vec.h (vNULL): Extend comment to say = vNULL initialization
1878 isn't needed for static vars.
1880 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
1881 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
1882 = vNULL initialization of file scope vec.
1883 * passes.c (pass_tab, enabled_pass_uid_range_tab,
1884 disabled_pass_uid_range_tab): Likewise.
1885 * haifa-sched.c (sched_luids, h_i_d): Likewise.
1886 * tree-chkp-opt.c (check_infos): Likewise.
1887 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
1889 * vec.h (vnull::operator vec): Add constexpr keyword for
1892 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
1894 PR tree-optimization/77654
1895 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
1896 to duplicate_ssa_name_ptr_info.
1898 2016-09-23 David Malcolm <dmalcolm@redhat.com>
1900 PR preprocessor/77672
1901 * input.c (selftest::test_lexer_string_locations_simple): Update
1902 test to expect location information of the terminator character
1903 at the location of the final closing quote.
1904 (selftest::test_lexer_string_locations_hex): Likewise.
1905 (selftest::test_lexer_string_locations_oct): Likewise.
1906 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
1907 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
1908 (selftest::test_lexer_string_locations_ucn4): Likewise.
1909 (selftest::test_lexer_string_locations_ucn8): Likewise.
1910 (selftest::test_lexer_string_locations_u8): Likewise.
1911 (selftest::test_lexer_string_locations_utf8_source): Likewise.
1912 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
1913 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
1914 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
1915 (selftest::test_lexer_string_locations_macro): Likewise.
1916 (selftest::test_lexer_string_locations_long_line): Likewise.
1918 2016-09-23 Richard Biener <rguenther@suse.de>
1920 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
1921 virtual definition to virtual use if the call devirtualizes
1922 to a const or pure function.
1923 (visit_use): Also visit calls we can devirtualize to a
1924 const or pure function.
1926 2016-09-23 Richard Biener <rguenther@suse.de>
1928 PR tree-optimization/77697
1929 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
1930 signal error if we have sth ternary or unhandled.
1932 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
1934 * config/arm/arm_neon.h (vabd_f16): New.
1968 (vcvt_f16_s16): New.
1969 (vcvt_f16_u16): New.
1970 (vcvt_s16_f16): New.
1971 (vcvt_u16_f16): New.
1972 (vcvtq_f16_s16): New.
1973 (vcvtq_f16_u16): New.
1974 (vcvtq_s16_f16): New.
1975 (vcvtq_u16_f16): New.
1976 (vcvta_s16_f16): New.
1977 (vcvta_u16_f16): New.
1978 (vcvtaq_s16_f16): New.
1979 (vcvtaq_u16_f16): New.
1980 (vcvtm_s16_f16): New.
1981 (vcvtm_u16_f16): New.
1982 (vcvtmq_s16_f16): New.
1983 (vcvtmq_u16_f16): New.
1984 (vcvtn_s16_f16): New.
1985 (vcvtn_u16_f16): New.
1986 (vcvtnq_s16_f16): New.
1987 (vcvtnq_u16_f16): New.
1988 (vcvtp_s16_f16): New.
1989 (vcvtp_u16_f16): New.
1990 (vcvtpq_s16_f16): New.
1991 (vcvtpq_u16_f16): New.
1992 (vcvt_n_f16_s16): New.
1993 (vcvt_n_f16_u16): New.
1994 (vcvtq_n_f16_s16): New.
1995 (vcvtq_n_f16_u16): New.
1996 (vcvt_n_s16_f16): New.
1997 (vcvt_n_u16_f16): New.
1998 (vcvtq_n_s16_f16): New.
1999 (vcvtq_n_u16_f16): New.
2013 (vmul_lane_f16): New.
2016 (vmulq_lane_f16): New.
2038 (vrsqrteq_f16): New.
2042 (vrsqrtsq_f16): New.
2046 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2048 * config.gcc (extra_headers): Add arm_fp16.h
2049 * config/arm/arm_fp16.h: New.
2050 * config/arm/arm_neon.h: Include "arm_fp16.h".
2052 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2054 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2056 (vmulf): New (v8hf, v4hf variants).
2057 (vfma): New (v8hf, v4hf variants).
2058 (vfms): New (v8hf, v4hf variants).
2059 (vsub): New (v8hf, v4hf variants).
2060 (vcage): New (v8hf, v4hf variants).
2061 (vcagt): New (v8hf, v4hf variants).
2062 (vcale): New (v8hf, v4hf variants).
2063 (vcalt): New (v8hf, v4hf variants).
2064 (vceq): New (v8hf, v4hf variants).
2065 (vcgt): New (v8hf, v4hf variants).
2066 (vcge): New (v8hf, v4hf variants).
2067 (vcle): New (v8hf, v4hf variants).
2068 (vclt): New (v8hf, v4hf variants).
2069 (vceqz): New (v8hf, v4hf variants).
2070 (vcgez): New (v8hf, v4hf variants).
2071 (vcgtz): New (v8hf, v4hf variants).
2072 (vcltz): New (v8hf, v4hf variants).
2073 (vclez): New (v8hf, v4hf variants).
2074 (vabd): New (v8hf, v4hf variants).
2075 (vmaxf): New (v8hf, v4hf variants).
2076 (vmaxnm): New (v8hf, v4hf variants).
2077 (vminf): New (v8hf, v4hf variants).
2078 (vminnm): New (v8hf, v4hf variants).
2079 (vpmaxf): New (v4hf variant).
2080 (vpminf): New (v4hf variant).
2081 (vpadd): New (v4hf variant).
2082 (vrecps): New (v8hf, v4hf variants).
2083 (vrsqrts): New (v8hf, v4hf variants).
2084 (vabs): New (v8hf, v4hf variants).
2085 (vneg): New (v8hf, v4hf variants).
2086 (vrecpe): New (v8hf, v4hf variants).
2087 (vrnd): New (v8hf, v4hf variants).
2088 (vrnda): New (v8hf, v4hf variants).
2089 (vrndm): New (v8hf, v4hf variants).
2090 (vrndn): New (v8hf, v4hf variants).
2091 (vrndp): New (v8hf, v4hf variants).
2092 (vrndx): New (v8hf, v4hf variants).
2093 (vrsqrte): New (v8hf, v4hf variants).
2094 (vmul_lane): Add v4hf and v8hf variants.
2095 (vmul_n): Add v4hf and v8hf variants.
2096 (vext): New (v8hf, v4hf variants).
2097 (vcvts): New (v8hi, v4hi variants).
2098 (vcvts): New (v8hf, v4hf variants).
2099 (vcvtu): New (v8hi, v4hi variants).
2100 (vcvtu): New (v8hf, v4hf variants).
2101 (vcvts_n): New (v8hf, v4hf variants).
2102 (vcvtu_n): New (v8hi, v4hi variants).
2103 (vcvts_n): New (v8hi, v4hi variants).
2104 (vcvtu_n): New (v8hf, v4hf variants).
2105 (vbsl): New (v8hf, v4hf variants).
2106 (vcvtas): New (v8hf, v4hf variants).
2107 (vcvtau): New (v8hf, v4hf variants).
2108 (vcvtms): New (v8hf, v4hf variants).
2109 (vcvtmu): New (v8hf, v4hf variants).
2110 (vcvtns): New (v8hf, v4hf variants).
2111 (vcvtnu): New (v8hf, v4hf variants).
2112 (vcvtps): New (v8hf, v4hf variants).
2113 (vcvtpu): New (v8hf, v4hf variants).
2115 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2117 * config/arm/arm-builtins.c (hf_UP): New.
2119 (vfp_builtin_data): New. Update comment.
2120 (enum arm_builtins): Include "arm_vfp_builtins.def".
2121 (ARM_BUILTIN_VFP_PATTERN_START): New.
2122 (arm_init_vfp_builtins): New.
2123 (arm_init_builtins): Add arm_init_vfp_builtins.
2124 (arm_expand_vfp_builtin): New.
2125 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2127 * config/arm/arm_vfp_builtins.def: New file.
2128 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2129 (arm-builtins.o): Likewise.
2131 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2134 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2135 from constant while creating value range.
2137 2016-09-23 Renlin Li <renlin.li@arm.com>
2139 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2140 (ira_init_once): Here.
2142 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2143 Jakub Jelinek <jakub@redhat.com>
2145 * hooks.h (hook_uint_uintp_false): Rename to...
2146 (hook_bool_uint_uintp_false): ... this.
2147 * hooks.c (hook_uint_uintp_false): Rename to...
2148 (hook_bool_uint_uintp_false): ... this.
2149 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2150 instead of hook_uint_uintp_false.
2152 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2154 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2155 (arm_init_builtins): Move body of a loop to the standalone
2156 function arm_init_neon_builtin.
2157 (arm_expand_neon_builtin_1): New. Update comment. Function body
2158 moved from arm_neon_builtin with some white-space fixes.
2159 (arm_expand_neon_builtin): Move code into the standalone function
2160 arm_expand_neon_builtin_1.
2162 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2164 * config/arm/iterators.md (VCVTHI): New.
2165 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2169 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2170 (V_HALF): Add V4HF. Fix white-space.
2171 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2172 (V_s_elem): Likewise.
2173 (V_sz_elem): Fix white-space.
2174 (V_elem_ch): Likewise.
2176 (scalar_mul_constraint): Add V8HF and V4HF.
2177 (Is_float_mode): Fix white-space.
2178 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2179 (q): Add HF. Fix white-space.
2182 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2183 (neon_vfm_lane_as): New.
2184 * config/arm/neon.md (add<mode>3_fp16): New.
2185 (sub<mode>3_fp16): New.
2186 (mul<mode>3add<mode>_neon): New.
2187 (fma<VH:mode>4_intrinsic): New.
2188 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2189 (fmsub<VH:mode>4_intrinsic): New.
2190 (<absneg_str><mode>2): New.
2191 (neon_v<absneg_str><mode>): New.
2192 (neon_v<fp16_rnd_str><mode>): New.
2193 (neon_vrsqrte<mode>): New.
2194 (neon_vpaddv4hf): New.
2195 (neon_vadd<mode>): New.
2196 (neon_vsub<mode>): New.
2197 (neon_vmulf<mode>): New.
2198 (neon_vfma<VH:mode>): New.
2199 (neon_vfms<VH:mode>): New.
2200 (neon_vc<cmp_op><mode>): New.
2201 (neon_vc<cmp_op><mode>_fp16insn): New
2202 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2203 (neon_vca<cmp_op><mode>): New.
2204 (neon_vca<cmp_op><mode>_fp16insn): New.
2205 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2206 (neon_vc<cmp_op>z<mode>): New.
2207 (neon_vabd<mode>): New.
2208 (neon_v<maxmin>f<mode>): New.
2209 (neon_vp<maxmin>fv4hf: New.
2210 (neon_<fmaxmin_op><mode>): New.
2211 (neon_vrecps<mode>): New.
2212 (neon_vrsqrts<mode>): New.
2213 (neon_vrecpe<mode>): New (VH variant).
2214 (neon_vdup_lane<mode>_internal): New.
2215 (neon_vdup_lane<mode>): New.
2216 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2217 (neon_vcvt<sup><mode>): New (VH variant).
2218 (neon_vcvt<sup>_n<mode>): New (VH variant).
2219 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2220 (neon_vcvt<vcvth_op><sup><mode>): New.
2221 (neon_vmul_lane<mode>): New.
2222 (neon_vmul_n<mode>): New.
2223 * config/arm/unspecs.md (UNSPEC_VCALE): New
2224 (UNSPEC_VCALT): New.
2225 (UNSPEC_VFMA_LANE): New.
2226 (UNSPECS_VFMS_LANE): New.
2228 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2230 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2231 ("*extzv<mode><clobbercc_or_nocc>"):
2232 Correct a typo in a comment.
2234 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2235 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2236 ("*insv<mode>_zEC12_appendbitsleft")
2237 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2238 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2239 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2240 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2241 Provide pattern with operands switched.
2242 ("*pre_z10_extv<mode>"):
2243 Use new subst patterns.
2244 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2245 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2246 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2247 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2248 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2249 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2250 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
2252 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
2253 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
2254 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
2256 ("SINT"): New mode_iterator with SI, HI, QI.
2257 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
2258 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
2261 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2263 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
2264 new interface of s390_contiguous_bitmask_p.
2265 ("contiguous_bitmask_nowrap_operand"): New predicate.
2266 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
2267 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
2268 of s390_contiguous_bitmask_p.
2269 ("NxxDw"): Rename NxxDq constraint to NxxDw.
2270 ("NxxSw"): New constraint.
2271 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
2272 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
2274 (s390_contiguous_bitmask_nowrap_p): Export.
2275 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
2276 former s390_contiguous_bitmask_p.
2277 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
2278 detect contiguous bit ranges with wraparound. Change signature to
2279 return START and END position instead of POS and LENGTH.
2280 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
2281 ranges with wraparound.
2282 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
2283 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
2284 Adapt to new signature of s390_contiguous_bitmask_p.
2286 2016-09-23 Bin Cheng <bin.cheng@arm.com>
2288 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
2289 (create_intersect_range_checks): New.
2290 (vect_create_cond_for_alias_checks): Call above function.
2292 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2294 * config/arm/iterators.md (Code iterators): Fix some white-space
2298 (FCVT): Moved from vfp.md.
2299 (VCVT_HF_US_N): New.
2300 (VCVT_SI_US_N): New.
2305 (FCVTI32typename): Moved from vfp.md.
2306 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
2307 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
2308 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
2309 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
2310 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
2312 (fp16_rnd_str): New.
2313 (fp16_rnd_insn): New.
2314 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
2315 (UNSPEC_VCVT_HF_U_N): New.
2316 (UNSPEC_VCVT_SI_S_N): New.
2317 (UNSPEC_VCVT_SI_U_N): New.
2318 (UNSPEC_VCVTH_S): New.
2319 (UNSPEC_VCVTH_U): New.
2320 (UNSPEC_VCVTA_S): New.
2321 (UNSPEC_VCVTA_U): New.
2322 (UNSPEC_VCVTM_S): New.
2323 (UNSPEC_VCVTM_U): New.
2324 (UNSPEC_VCVTN_S): New.
2325 (UNSPEC_VCVTN_U): New.
2326 (UNSPEC_VCVTP_S): New.
2327 (UNSPEC_VCVTP_U): New.
2328 (UNSPEC_VCVTP_S): New.
2329 (UNSPEC_VCVTP_U): New.
2331 (UNSPEC_VRNDA): New.
2332 (UNSPEC_VRNDI): New.
2333 (UNSPEC_VRNDM): New.
2334 (UNSPEC_VRNDN): New.
2335 (UNSPEC_VRNDP): New.
2336 (UNSPEC_VRNDX): New.
2337 * config/arm/vfp.md (<absneg_str>hf2): New.
2339 (neon_v<fp16_rnd_str>hf): New.
2340 (neon_vrndihf): New.
2345 (*mulsf3neghf_vfp): New.
2346 (*negmulhf3_vfp): New.
2347 (*mulsf3addhf_vfp): New.
2348 (*mulhf3subhf_vfp): New.
2349 (*mulhf3neghfaddhf_vfp): New.
2350 (*mulhf3neghfsubhf_vfp): New.
2353 (fmsubhf4_fp16): New.
2357 (neon_vsqrthf): New.
2358 (neon_vrsqrtshf): New.
2359 (FCVT): Move to iterators.md.
2360 (FCVTI32typename): Likewise.
2361 (neon_vcvth<sup>hf): New.
2362 (neon_vcvth<sup>si): New.
2363 (neon_vcvth<sup>_nhf_unspec): New.
2364 (neon_vcvth<sup>_nhf): New.
2365 (neon_vcvth<sup>_nsi_unspec): New.
2366 (neon_vcvth<sup>_nsi): New.
2367 (neon_vcvt<vcvth_op>h<sup>si): New.
2368 (neon_<fmaxmin_op>hf): New.
2370 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2372 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
2373 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
2374 ("*insv<mode>_zEC12_appendbitsleft")
2375 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
2376 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2378 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2380 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
2381 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
2382 construct values without normalization.
2383 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
2384 static local lhs_ops to vNULL.
2386 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2387 Jiong Wang <jiong.wang@arm.com>
2389 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
2390 available when FP16 instructions are available.
2391 (output_move_vfp): Add support for 16-bit data moves.
2392 (arm_validize_comparison): Fix some white-space. Support HFmode
2393 by conversion to SFmode.
2394 * config/arm/arm.md (truncdfhf2): Fix a comment.
2395 (extendhfdf2): Likewise.
2397 (movsicc): Fix some white-space.
2399 (movsfcc): Fix some white-space.
2401 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
2402 instructions are available.
2403 (*thumb2_movhi_vfp): Likewise.
2404 (*arm_movhi_fp16): New.
2405 (*thumb2_movhi_fp16): New.
2406 (*movhf_vfp_fp16): New.
2407 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
2408 (*movhf_vfp): Likewise.
2409 (extendhfsf2): Enable when VFP FP16 instructions are available.
2410 (truncsfhf2): Enable when VFP FP16 instructions are available.
2412 2016-09-23 Martin Liska <mliska@suse.cz>
2414 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2416 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2418 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
2420 (arm_evpc_neon_vtrn): Likewise.
2421 (arm_evpc_neon_vrev): Likewise.
2422 (arm_evpc_neon_vext): Likewise.
2423 * config/arm/arm_neon.h (vbsl_f16): New.
2427 (vdup_lane_f16): New.
2428 (vdupq_lane_f16): New.
2441 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
2442 (vdup_lane): New (v8hf, v4hf variants).
2443 (vext): New (v8hf, v4hf variants).
2444 (vbsl): New (v8hf, v4hf variants).
2445 * config/arm/iterators.md (VDQWH): New.
2447 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
2448 (Scalar_mul_8_16): Fix white-space.
2449 (Is_d_reg): Add V4HF and V8HF.
2450 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
2451 (neon_vdup_lane<mode>): New.
2452 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
2453 (*neon_vtrn<mode>_insn): Likewise.
2454 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
2455 (*neon_vzip<mode>_insn): Likewise
2456 (neon_vuzp<mode>_internal): Likewise.
2457 (*neon_vuzp<mode>_insn): Likewise
2458 * config/arm/vec-common.md (vec_perm_const<mode>): New.
2460 2016-09-23 Jiong Wang <jiong.wang@arm.com>
2461 Matthew Wahab <matthew.wahab@arm.com>
2463 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
2464 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
2465 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
2466 available. Also fix some white-space.
2467 * config/arm/vfp.md (*arm_movhi_vfp): New.
2468 (*thumb2_movhi_vfp): New.
2470 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2472 * config/arm/arm-c.c (arm_cpu_builtins): Define
2473 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
2474 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2476 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2478 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
2479 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
2480 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
2481 arm_v8_2a_fp16_neon_hw.
2482 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
2485 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2487 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
2488 arm_fp16_alternative_ok and arm_fp16_none_ok.
2490 2016-09-23 Martin Liska <mliska@suse.cz>
2492 * ipa-icf.c (sem_variable::merge): Replace adress with address.
2494 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2496 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
2498 ("armv8.2-a+fp16"): New.
2499 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
2500 (FL2_FP16INST): New.
2501 (FL2_FOR_ARCH8_2A): New.
2502 * config/arm/arm-tables.opt: Regenerate.
2503 * config/arm/arm.c (arm_arch8_2): New.
2504 (arm_fp16_inst): New.
2505 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
2506 for incompatible fp16-format settings.
2507 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
2508 (TARGET_NEON_FP16INST): New.
2509 (arm_arch8_2): Declare.
2510 (arm_fp16_inst): Declare.
2511 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
2512 march=armv8.2-a and march=armv8.2-a+fp16.
2513 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
2515 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
2516 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2518 2016-09-23 Martin Liska <mliska@suse.cz>
2520 * doc/extend.texi: Remove fused-madd from i386 target options.
2522 2016-09-23 Martin Liska <mliska@suse.cz>
2524 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2527 2016-09-23 Martin Liska <mliska@suse.cz>
2529 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2532 2016-09-23 Martin Liska <mliska@suse.cz>
2535 * config/i386/i386.c (ix86_option_override_internal): Change
2536 signature and return false when there's an error related to
2538 (release_options_strings): New function.
2539 (ix86_valid_target_attribute_tree): Call the function.
2541 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2543 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
2544 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
2545 (gen_hsa_ctor_assignment): Likewise.
2546 * print-tree.c (print_node): Likewise.
2547 * tree-dump.c (dequeue_and_dump): Likewise.
2548 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2549 * expr.c (store_constructor): Likewise.
2550 * fold-const.c (operand_equal_p): Likewise.
2551 * tree-pretty-print.c (dump_generic_node): Likewise.
2552 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
2553 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2555 2016-09-23 Richard Biener <rguenther@suse.de>
2557 * hooks.h (hook_uint_uintp_false): Declare.
2559 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2561 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
2562 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2564 2016-09-22 Martin Sebor <msebor@redhat.com>
2567 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
2568 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
2569 (target_int_min): Correct computation.
2570 (format_integer): Use long long as the argument for the ll length
2572 (format_floating): Use target_int_max().
2573 (get_string_length): Same.
2574 (format_string): Avoid setting the bounded flag for strings
2576 (try_substitute_return_value): Avoid setting range info when
2577 the result isn't bounded.
2578 * varasm.c (assemble_name): Increase buffer size.
2580 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
2581 Terry Guo <terry.guo@arm.com>
2583 * target.def (elf_flags_numeric): New target hook.
2584 * targhooks.h (default_asm_elf_flags_numeric): New.
2585 * varasm.c (default_asm_elf_flags_numeric): New.
2586 (default_elf_asm_named_section): Use new target hook.
2587 * config/arm/arm.opt (mpure-code): New.
2588 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
2589 * config/arm/arm.c (arm_asm_init_sections): Add section
2590 attribute to default text section if -mpure-code.
2591 (arm_option_check_internal): Diagnose use of option with
2592 non supported targets and/or options.
2593 (arm_asm_elf_flags_numeric): New.
2594 (arm_function_section): New.
2595 (arm_elf_section_type_flags): New.
2596 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
2598 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
2599 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2601 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
2603 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2605 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2607 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
2608 * rtl.h: Adjust prototype.
2610 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2612 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
2613 (prev_active_insn): Likewise.
2614 (active_insn_p): Likewise.
2615 * rtl.h: Adjust prototypes.
2616 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2617 * config/arc/arc.md: Likewise.
2618 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
2619 (branch_needs_nop_p): Likewise.
2620 (use_skip_p): Likewise.
2621 * config/sh/sh.c (gen_block_redirect): Likewise.
2622 (split_branches): Likewise.
2623 * reorg.c (optimize_skip): Likewise.
2624 (fill_simple_delay_slots): Likewise.
2625 (fill_slots_from_thread): Likewise.
2626 (relax_delay_slots): Likewise.
2627 * resource.c (mark_target_live_regs): Likewise.
2629 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2631 * config/cris/cris.c (cris_asm_output_case_end): Change argument
2633 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
2634 (prev_nonnote_nondebug_insn): Likewise.
2635 * config/cris/cris-protos.h: Adjust prototype.
2637 * jump.c (rtx_renumbered_equal_p): Adjust.
2639 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2641 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
2642 * rtl.h: Adjust prototype.
2643 * config/sh/sh.md: Adjust.
2644 * dwarf2out.c (add_var_loc_to_decl): Likewise.
2646 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2648 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
2649 (prev_nondebug_insn): Likewise.
2650 * loop-doloop.c (doloop_condition_get): Likewise.
2651 * rtl.h: Adjust prototype.
2652 * cfgloop.h: Likewise.
2654 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2656 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
2657 (prev_nonnote_insn): Likewise.
2658 * jump.c (reversed_comparison_code_parts): Likewise.
2659 (reversed_comparison): Likewise.
2660 * rtl.h: Adjust prototypes.
2661 * config/arc/arc.md: Adjust.
2662 * cse.c (find_comparison_args): Likewise.
2663 * reorg.c (redundant_insn): Change return type to rtx_insn *.
2664 (fix_reg_dead_note): Change argument type to rtx_insn *.
2665 (delete_prior_computation): Likewise.
2666 (delete_computation): Likewise.
2667 (fill_slots_from_thread): Adjust.
2668 (relax_delay_slots): Likewise.
2669 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2670 (simplify_relational_operation_1): Likewise.
2671 (simplify_ternary_operation): Likewise.
2673 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2675 * config/arc/arc-protos.h (arc_label_align): Change type of
2676 variables from rtx to rtx_insn *.
2677 * config/arc/arc.c (arc_label_align): Likewise.
2678 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
2679 * config/bfin/bfin.c (workaround_speculation): Likewise.
2680 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
2681 (find_last_same_clock): Likewise.
2682 (reorg_split_calls): Likewise.
2683 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
2684 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
2685 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
2686 (same_cmp_following_p): Likewise.
2687 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
2688 (same_cmp_following_p): Likwise.
2689 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
2690 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
2691 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
2692 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
2693 (rl78_alloc_physical_registers_cmp): Likewise.
2694 (rl78_alloc_physical_registers_umul): Likewise.
2695 (rl78_calculate_death_notes): Likewise.
2696 * config/s390/s390-protos.h (s390_label_align): Likewise.
2697 * config/s390/s390.c (s390_label_align): Likewise.
2698 * config/sh/sh.c (barrier_align): Likewise.
2699 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
2700 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
2701 (emit_cbcond_nop): Likewise.
2703 2016-09-22 Martin Liska <mliska@suse.cz>
2706 * ipa-icf.c (sem_variable::merge): Yield merge operation if
2707 alias address matters, not necessarily address of original.
2709 2016-09-22 Richard Biener <rguenther@suse.de>
2712 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
2715 2016-09-22 Richard Biener <rguenther@suse.de>
2718 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
2719 from constant folding results.
2720 (gimple_resimplify2): Likewise.
2721 (gimple_resimplify3): Likewise.
2723 2016-09-22 Richard Biener <rguenther@suse.de>
2726 * expr.c (expand_expr_real_1): Guard array access against negative
2729 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2731 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
2733 (format_floating): Likewise.
2735 2016-09-22 Jakub Jelinek <jakub@redhat.com>
2738 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
2739 for all IFN_GOMP_SIMD_* internal fns, not just for
2740 IFN_GOMP_SIMD_ORDERED_*.
2742 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2745 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
2746 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
2747 instructions when you want to invert the test.
2748 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
2749 correct order for XXSEL.
2750 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
2751 for using XSCMP{EQ,GT,GE}DP.
2753 2016-09-21 David Malcolm <dmalcolm@redhat.com>
2755 * genconstants.c (main): Introduce noop_reader and convert call
2756 to read_md_files to a method call.
2757 * genenums.c (main): Likewise.
2758 * genmddeps.c (main): Likewise.
2759 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
2760 rtx_reader_ptr->get_top_level_filename ().
2761 (write_tm_preds_h): Likewise.
2762 (write_insn_preds_c): Likewise.
2763 * gensupport.c (class gen_reader): New subclass of rtx_reader.
2764 (rtx_handle_directive): Convert to...
2765 (gen_reader::handle_unknown_directive): ...this.
2766 (init_rtx_reader_args_cb): Convert return type from bool to
2767 rtx_reader *. Create a gen_reader instance, using it for the
2768 call to read_md_files. Return it if no errors occur.
2769 (init_rtx_reader_args): Convert return type from bool to
2771 * gensupport.h (init_rtx_reader_args_cb): Likewise.
2772 (init_rtx_reader_args_cb): Likewise.
2773 * read-md.c (struct file_name_list): Move to class rtx_reader.
2774 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
2775 (read_md_filename): Delete in favor of
2776 rtx_reader::m_read_md_filename.
2777 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
2778 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
2779 (base_dir): Delete in favor of rtx_reader::m_base_dir.
2780 (first_dir_md_include): Delete in favor of
2781 rtx_reader::m_first_dir_md_include.
2782 (last_dir_md_include_ptr): Delete in favor of
2783 rtx_reader::m_last_dir_md_include_ptr.
2784 (max_include_len): Delete.
2785 (rtx_reader_ptr): New.
2786 (fatal_with_file_and_line): Use get_filename and get_lineno
2787 accessors of rtx_reader_ptr.
2788 (require_char_ws): Likewise.
2789 (rtx_reader::read_char): New method, based on ::read_char.
2790 (rtx_reader::unread_char): New method, based on ::unread_char.
2791 (read_escape): Use get_filename and get_lineno accessors of
2793 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
2794 (read_string): Use get_filename and get_lineno accessors of
2796 (rtx_reader::rtx_reader): New ctor.
2797 (rtx_reader::~rtx_reader): New dtor.
2798 (handle_include): Convert from a function to...
2799 (rtx_reader::handle_include): ...this method, converting
2800 handle_directive from a callback to a virtual function.
2801 (handle_file): Likewise, converting to...
2802 (rtx_reader::handle_file): ...this method.
2803 (handle_toplevel_file): Likewise, converting to...
2804 (rtx_reader::handle_toplevel_file): ...this method.
2805 (rtx_reader::get_current_location): New method.
2806 (parse_include): Convert from a function to...
2807 (rtx_reader::add_include_path): ...this method, dropping redundant
2808 update to unused max_include_len.
2809 (read_md_files): Convert from a function to...
2810 (rtx_reader::read_md_files): ...this method, converting
2811 handle_directive from a callback to a virtual function.
2812 (noop_reader::handle_unknown_directive): New method.
2813 * read-md.h (directive_handler_t): Delete this typedef.
2815 (read_md_file): Delete.
2816 (read_md_lineno): Delete.
2817 (read_md_filename): Delete.
2818 (class rtx_reader): New class.
2819 (rtx_reader_ptr): New decl.
2820 (class noop_reader): New subclass of rtx_reader.
2821 (read_char): Reimplement in terms of rtx_reader::read_char.
2822 (unread_char): Reimplement in terms of rtx_reader::unread_char.
2823 (read_md_files): Delete.
2824 * read-rtl.c (read_rtx_code): Update for deletion of globals
2825 read_md_filename and read_md_lineno.
2827 2016-09-21 Jason Merrill <jason@redhat.com>
2829 * input.h (from_macro_definition_at): New.
2831 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
2833 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2835 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
2837 PR tree-optimization/77550
2838 * tree-vect-stmts.c (create_array_ref): Change parameters.
2839 (get_group_alias_ptr_type): New function.
2840 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2842 2016-09-21 Marek Polacek <polacek@redhat.com>
2844 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
2845 Add falls through comment.
2847 2016-09-21 Richard Biener <rguenther@suse.de>
2849 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
2850 (replace_child): Likewise.
2851 (remove_child_TAG): Adjust.
2852 (move_marked_base_types): Likewise.
2853 (prune_unused_types_prune): Clear die_sib of removed children.
2855 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
2858 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
2859 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2861 2016-09-21 Richard Biener <rguenther@suse.de>
2863 PR tree-optimization/77648
2864 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
2866 (make_transitive_closure_constraints): Adjust comment.
2867 (make_any_offset_constraints): New function.
2868 (handle_rhs_call): Make sure to first expand a pointer to all
2869 subfields before transitively closing it.
2870 (handle_const_call): Likewise. Properly expand returned
2872 (handle_pure_call): Likewise.
2874 2016-09-21 Richard Biener <rguenther@suse.de>
2875 Jakub Jelinek <jakub@redhat.com>
2877 PR tree-optimization/77621
2878 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
2879 group at non-vectorizable stmts.
2881 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2883 PR tree-optimization/72835
2884 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
2885 (make_new_ssa_for_all_defs): Likewise.
2886 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2888 2016-09-20 Martin Sebor <msebor@redhat.com>
2891 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
2892 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
2893 * config/linux.c (gnu_libc_printf_pointer_format): New function.
2894 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
2895 * config/sol2.c (solaris_printf_pointer_format): New function.
2896 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
2898 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
2899 * doc/tm.texi: Regenerate.
2900 * gimple-fold.h (get_range_strlen): New function.
2901 (get_maxval_strlen): Declare existing function.
2902 * gimple-fold.c (get_range_strlen): Add arguments and compute both
2903 maximum and minimum.
2904 (get_range_strlen): Define overload.
2905 (get_maxval_strlen): Adjust.
2906 * gimple-ssa-sprintf.c: New file and pass.
2907 * passes.def (pass_sprintf_length): Add new pass.
2908 * targhooks.h (default_printf_pointer_format): Declare new function.
2909 (gnu_libc_printf_pointer_format): Same.
2910 (solaris_libc_printf_pointer_format): Same.
2911 * targhooks.c (default_printf_pointer_format): Define new function.
2912 * tree-pass.h (make_pass_sprintf_length): Declare new function.
2913 * print-tree.c: Increase buffer size.
2915 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2917 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2919 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2921 * common.opt: New option -fipa-vrp.
2922 * ipa-cp.c (ipa_get_vr_lat): New.
2923 (ipcp_vr_lattice::print): Likewise.
2924 (print_all_lattices): Call ipcp_vr_lattice::print.
2925 (ipcp_vr_lattice::meet_with): New.
2926 (ipcp_vr_lattice::meet_with_1): Likewise.
2927 (ipcp_vr_lattice::top_p): Likewise.
2928 (ipcp_vr_lattice::bottom_p): Likewsie.
2929 (ipcp_vr_lattice::set_to_bottom): Likewise.
2930 (set_all_contains_variable): Call VR set_to_bottom.
2931 (initialize_node_lattices): Init VR lattices.
2932 (propagate_vr_accross_jump_function): New.
2933 (propagate_constants_accross_call): Call
2934 propagate_vr_accross_jump_function.
2935 (ipcp_store_vr_results): New.
2936 (ipcp_driver): Handle VR.
2937 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
2938 (ipa_set_jf_unknown): Likewise.
2939 (ipa_compute_jump_functions_for_edge): Likewise.
2940 (ipa_node_params_t::duplicate): Likewise.
2941 (ipa_write_jump_function): Likewise.
2942 (ipa_read_jump_function): Likewise.
2943 (write_ipcp_transformation_info): Likewise.
2944 (read_ipcp_transformation_info): Likewise.
2945 (ipcp_update_vr): New.
2946 (ipcp_transform_function): Handle VR.
2947 * ipa-prop.h (struct ipa_vr): New.
2948 * cgraph.c: Include tree-vrp.h.
2949 * cgraphunit.c: Likewise.
2950 * ipa-utils.c: Likewise.
2953 * toplev.c: Likewise.
2954 * ipa-devirt.c: Likewise.
2955 * ipa-inline-transform.c: Likewise.
2956 * ipa-inline.c: Likewise.
2957 * ipa-profile.c: Likewise.
2959 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2961 * doc/invoke.texi: Document -fdump-tree-evrp.
2962 * passes.def: Define new pass_early_vrp.
2963 * timevar.def: Define new TV_TREE_EARLY_VRP.
2964 * tree-pass.h (make_pass_early_vrp): New.
2965 * tree-ssa-propagate.c: Make replace_uses_in non static.
2966 * tree-ssa-propagate.h: Export replace_uses_in.
2967 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
2968 (extract_range_from_assert): Factor out
2969 extract_range_for_var_from_comparison_expr.
2970 (vrp_initialize_lattice): New.
2971 (vrp_initialize): Factor out vrp_initialize_lattice.
2972 (vrp_valueize): Fix it to reject complex value ranges.
2973 (vrp_free_lattice): New.
2974 (evrp_dom_walker::before_dom_children): Likewise.
2975 (evrp_dom_walker::after_dom_children): Likewise.
2976 (evrp_dom_walker::push_value_range): Likewise.
2977 (evrp_dom_walker::pop_value_range): Likewise.
2978 (execute_early_vrp): Likewise.
2979 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
2980 (make_pass_early_vrp): New.
2982 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2984 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
2985 instead of exact_log2.
2987 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
2990 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
2991 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
2992 (ix86_add_stmt_cost): Penalize DFmode vector operations
2993 for !TARGET_VECTORIZE_DOUBLE.
2995 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
2997 * doc/invoke.texi (Warning Options): Simplify language.
2998 (Optimize Options): Complete sentence.
3000 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3002 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3005 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3008 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3009 inits on power8 and above, use the VMRGEW instruction instead of a
3012 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3013 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3016 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3018 * config/aarch64/arm_neon.h
3019 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3020 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3021 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3023 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3025 * config/var/vax.h (ELIMINABLE_REGS): Define.
3026 (INITIAL_ELIMINATION_OFFSET): Define.
3028 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3031 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3032 cast to void * if the cast is from some other pointer type.
3034 2016-09-20 Richard Biener <rguenther@suse.de>
3036 PR tree-optimization/77646
3037 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3040 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3042 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3043 attributes to all inlined functions and make them extern.
3045 2016-09-20 Richard Biener <rguenther@suse.de>
3047 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3049 * debug.c (do_nothing_debug_hooks): Adjust.
3050 * dbxout.c (dbx_debug_hooks): Likewise.
3051 * sdbout.c (sdb_debug_hooks): Likewise.
3052 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3053 (dwarf2out_finish): Move producer, filename and
3055 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3056 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3058 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3061 * doc/invoke.texi: Document -Wint-in-bool-context.
3064 * dwarf2out.c (output_loc_operands): Fix an assertion.
3066 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3068 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3069 (CR_DECIMAL_DIG): New macro.
3071 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3073 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3076 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3078 PR rtl-optimization/77416
3079 * lra-remat.c (operand_to_remat): Process hard coded insn
3082 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3084 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3085 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3087 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3089 * target.def (lra_p): Wordsmithing.
3090 * doc/tm.texi: Regenerate.
3092 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3093 Jan Hubicka <jh@suse.cz>
3096 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3097 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3098 Call ultimate_alias_target just once, not up to 4 times.
3100 2016-09-19 Richard Biener <rguenther@suse.de>
3102 * dwarf2out.c (early_dwarf_finished): New global.
3103 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3105 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3106 if called from LTO exit early.
3107 (dwarf2out_late_global_decl): When being during the early
3108 debug phase do not add locations but only const value attributes.
3109 Adjust the way we generate early DIEs for LTO.
3111 2016-09-19 Richard Biener <rguenther@suse.de>
3114 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3115 proper niter to bound the loops.
3117 2016-09-19 Richard Biener <rguenther@suse.de>
3119 PR tree-optimization/77514
3120 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3121 search for folded stmt.
3123 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3125 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3126 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3127 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3128 fsm_find_thread_path, profitable_jump_thread_path,
3129 fsm_find_control_statement_thread_paths,
3130 find_jump_threads_backwards): Add speed_p parameter.
3131 (pass_data_early_thread_jumps): New pass.
3132 (make_pass_early_thread_jumps): New function.
3134 2016-09-17 Andreas Schwab <schwab@suse.de>
3136 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3137 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3139 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3141 * recog.c (rest_of_handle_split_after_reload): Delete.
3142 (pass_split_after_reload::gate): New method.
3143 (pass_split_after_reload::execute): Call split_all_insns directly.
3145 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3147 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3148 parameters for functions taking long long arguments.
3150 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3153 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3154 splat with truncate.
3156 2016-09-16 Jason Merrill <jason@redhat.com>
3158 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3160 * hwint.c (exact_log2): Use pow2p_hwi.
3161 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3162 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3163 * builtins.c (get_object_alignment_2, get_object_alignment)
3164 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3166 * calls.c (compute_argument_addresses, store_one_arg): Use
3168 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3169 * combine.c (force_to_mode): Use least_bit_hwi.
3170 (contains_muldiv, find_split_point, combine_simplify_rtx)
3171 (simplify_if_then_else, simplify_set, force_to_mode)
3172 (if_then_else_cond, simplify_and_const_int_1)
3173 (simplify_compare_const): Use pow2p_hwi.
3174 * cse.c (fold_rtx): Use pow2p_hwi.
3175 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3177 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3178 (init_expmed_one_conv): Use pow2p_hwi.
3179 * expr.c (is_aligning_offset): Use pow2p_hwi.
3180 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3181 (fold_binary_loc): Use pow2p_hwi.
3182 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3183 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3184 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3185 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3187 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3188 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3189 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3190 * omp-low.c (oacc_loop_fixed_partitions)
3191 (oacc_loop_auto_partitions): Use least_bit_hwi.
3192 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3193 * stor-layout.c (place_field): Use least_bit_hwi.
3194 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3195 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3196 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3197 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3198 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3199 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3200 (vect_grouped_store_supported, vect_grouped_load_supported)
3201 (vect_permute_load_chain, vect_shift_permute_load_chain)
3202 (vect_transform_grouped_load): Use pow2p_hwi.
3203 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3204 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3205 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3207 * tsan.c (instrument_expr): Use least_bit_hwi.
3208 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3210 2016-09-16 Andreas Schwab <schwab@suse.de>
3212 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3214 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3216 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3219 * combine.c (rest_of_handle_combine): If any edges have been purged,
3220 free dominators if available.
3222 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3223 Eric Botcazou <ebotcazou@adacore.com>
3226 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3227 through into expand_addsub_overflow after expand_neg_overflow.
3229 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3231 * diagnostic-show-locus.c
3232 (selftest::test_fixit_insert_containing_newline): New function.
3233 (selftest::test_fixit_replace_containing_newline): New function.
3234 (selftest::diagnostic_show_locus_c_tests): Call the above.
3236 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3238 PR tree-optimization/77503
3239 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3240 code for CONST_COND_REDUCTION at analysis stage and use it at
3242 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3243 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3244 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3247 2016-09-15 Richard Biener <rguenther@suse.de>
3250 * fold-const.c (split_tree): Do not split constant ~X.
3252 2016-09-15 Jakub Jelinek <jakub@redhat.com>
3254 PR rtl-optimization/77425
3255 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
3259 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
3260 use %qs instead of %s where desirable, use argument instead of arg in
3261 the diagnostic wording, add list of supported strategies and
3263 (ix86_option_override_internal): Emit target("m...") instead of
3264 option("m...") in the diagnostic. Use %qs instead of %s in invalid
3265 -march/-mtune option diagnostic. Add list of supported arches/tunings
3266 and spellcheck hint. Remove prefix, suffix and sw variables, use
3267 main_args_p ? "..." : "..." in diagnostics to make translation
3270 2016-09-15 Richard Biener <rguenther@suse.de>
3272 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
3273 extra offset argument.
3274 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
3275 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
3276 to reflect new offset parameter.
3277 * doc/tm.texi: Regenerate.
3278 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3279 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
3281 (darwin_asm_output_dwarf_offset): Likewise.
3282 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
3284 (darwin_asm_output_dwarf_offset): Pass offset argument through.
3285 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
3286 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3288 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
3291 * ipa-icf.c (set_alias_uids): New function.
3292 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
3293 all the merged variable's referring aliases.
3295 2016-09-15 Richard Biener <rguenther@suse.de>
3297 PR tree-optimization/77514
3298 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
3299 only forced_stmts sequence.
3301 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
3303 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
3304 * cfgexpand.c (update_alias_info_with_stack_vars): Use
3305 FOR_EACH_SSA_NAME to iterate over SSA variables.
3306 (pass_expand::execute): Likewise.
3307 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
3308 * tree-cfg.c (dump_function_to_file): Likewise.
3309 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
3310 (update_ssa): Likewise.
3311 * tree-ssa-alias.c (dump_alias_info): Likewise.
3312 * tree-ssa-ccp.c (ccp_finalize): Likewise.
3313 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
3314 (create_outofssa_var_map): Likewise.
3315 (coalesce_ssa_name): Likewise.
3316 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
3317 * tree-ssa-pre.c (compute_avail): Likewise.
3318 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
3319 (scc_vn_restore_ssa_info): Likewise.
3320 (free_scc_vn): Likwise.
3321 (run_scc_vn): Likewise.
3322 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
3323 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
3324 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3325 * tree-ssa.c (verify_ssa): Likewise.
3327 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
3329 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
3330 and mips64r2 as default 32-bit and 64-bit architectures.
3331 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
3332 as default 32-bit and 64-bit architectures.
3334 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
3336 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
3339 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3341 * target.def (lra_p): Change commentary (for the manual) for the
3343 * doc/tm.texi: Regenerate.
3345 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3347 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
3348 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
3349 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
3350 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
3352 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3354 * targhooks.c (default_lra_p): Return true instead of false.
3356 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
3358 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
3359 hook_bool_void_false.
3360 * config/avr/avr.c: Ditto.
3361 * config/bfin/bfin.c: Ditto.
3362 * config/c6x/c6x.c: Ditto.
3363 * config/cr16/cr16.c: Ditto.
3364 * config/cris/cris.c: Ditto.
3365 * config/epiphany/epiphany.c: Ditto.
3366 * config/fr30/fr30.c: Ditto.
3367 * config/frv/frv.c: Ditto.
3368 * config/h8300/h8300.c: Ditto.
3369 * config/ia64/ia64.c: Ditto.
3370 * config/iq2000/iq2000.c: Ditto.
3371 * config/lm32/lm32.c: Ditto.
3372 * config/m32c/m32c.c: Ditto.
3373 * config/m32r/m32r.c: Ditto.
3374 * config/m68k/m68k.c: Ditto.
3375 * config/mcore/mcore.c: Ditto.
3376 * config/microblaze/microblaze.c: Ditto.
3377 * config/mmix/mmix.c: Ditto.
3378 * config/mn10300/mn10300.c: Ditto.
3379 * config/moxie/moxie.c: Ditto.
3380 * config/msp430/msp430.c: Ditto.
3381 * config/nios2/nios2.c: Ditto.
3382 * config/nvptx/nvptx.c: Ditto.
3383 * config/pa/pa.c: Ditto.
3384 * config/pdp11/pdp11.c: Ditto.
3385 * config/rl78/rl78.c: Ditto.
3386 * config/sparc/sparc.c: Ditto.
3387 * config/spu/spu.c: Ditto.
3388 * config/stormy16/stormy16.c: Ditto.
3389 * config/tilegx/tilegx.c: Ditto.
3390 * config/tilepro/tilepro.c: Ditto.
3391 * config/v850/v850.c: Ditto.
3392 * config/vax/vax.c: Ditto.
3393 * config/visium/visium.c: Ditto.
3394 * config/xtensa/xtensa.c: Ditto.
3396 2016-09-14 Jakub Jelinek <jakub@redhat.com>
3399 * tsan.c: Include target.h.
3400 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
3401 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
3402 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
3403 BUILT_IN_ATOMIC_TEST_AND_SET entries.
3404 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
3406 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
3407 Martin Liska <mliska@suse.cz>
3410 * predict.c (force_edge_cold): Add braces to a condition.
3412 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
3414 PR rtl-optimization/77289
3415 * lra-constraints.c (get_final_hard_regno): Removed.
3416 (get_hard_regno): Add new parameter final_p.
3417 (get_reg_class): Directly call lra_get_elimination_hard_regno.
3418 (operands_match_p): Adjust call to get_hard_regno.
3419 (uses_hard_regs_p): Likewise.
3420 (process_alt_operands): Likewise.
3422 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
3425 * config/msp430/msp430.c (msp430_start_function): Emit an error
3426 if a function is both weak and specifies an interrupt number.
3428 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3430 PR tree-optimization/77454
3431 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
3432 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
3435 2016-09-13 Tamar Christina <tamar.christina@arm.com>
3437 * config/aarch64/aarch64-builtins.c
3438 (aarch64_init_simd_builtins): Fix builtin type signature printing.
3440 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
3442 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
3443 SFmode and SCmode arguments by reference.
3445 2016-09-13 David Malcolm <dmalcolm@redhat.com>
3447 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
3449 (selftest::test_one_liner_fixit_insert_before): ...this, and update
3450 for renaming of add_fixit_insert to add_fixit_insert_before.
3451 (selftest::test_one_liner_fixit_insert_after): New function.
3452 (selftest::test_one_liner_fixit_validation_adhoc_locations):
3453 Update for renaming of add_fixit_insert to add_fixit_insert_before.
3454 (selftest::test_one_liner_many_fixits): Likewise.
3455 (selftest::test_diagnostic_show_locus_one_liner): Update for
3456 renaming, call new test function.
3457 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
3458 renaming of add_fixit_insert to add_fixit_insert_before.
3459 (selftest::test_fixit_consolidation): Likewise.
3460 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
3462 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
3463 (selftest::test_applying_fixits_insert_before): ...this.
3464 (selftest::test_applying_fixits_insert): Update for renaming of
3465 add_fixit_insert to add_fixit_insert_before.
3466 (selftest::test_applying_fixits_insert_after): New function.
3467 (selftest::test_applying_fixits_insert_after_at_line_end): New
3469 (selftest::test_applying_fixits_insert_after_failure): New function.
3470 (selftest::test_applying_fixits_multiple): Update for renaming of
3471 add_fixit_insert to add_fixit_insert_before.
3472 (selftest::change_line): Likewise.
3473 (selftest::test_applying_fixits_unreadable_file): Likewise.
3474 (selftest::test_applying_fixits_line_out_of_range): Likewise.
3475 (selftest::test_applying_fixits_column_validation): Likewise.
3476 (selftest::test_applying_fixits_column_validation): Likewise.
3477 (selftest::edit_context_c_tests): Update for renamed test function;
3478 call new test functions.
3480 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
3482 PR tree-optimization/77536
3483 PR rtl-optimization/68212
3484 * config/rs6000/rs6000.md (div->recip splitter): Remove
3485 optimize_insn_for_speed_p condition.
3487 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
3489 * optabs.c (prepare_cmp_insn): Update documentation comment.
3491 2016-09-13 Jakub Jelinek <jakub@redhat.com>
3492 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3495 * opts.h (candidates_list_and_hint): Declare.
3496 * opts-common.c (candidates_list_and_hint): New function.
3497 (cmdline_handle_error): Use it.
3499 2016-09-12 David Malcolm <dmalcolm@redhat.com>
3501 * edit-context.c (edited_line::get_len): New accessor.
3502 (edited_file::print_diff): Split out hunk-printing into...
3503 (edited_file::print_diff_hunk): New method.
3504 (edited_file::print_diff_line): New method.
3506 2016-09-12 Andrew Pinski <apinski@cavium.com>
3508 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
3510 * config/aarch64/aarch64.c (thunderx_tunings): Enable
3511 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
3512 (aarch64_operands_ok_for_ldpstp): Return false if
3513 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
3514 was SImode and the alignment is less than 8 byte.
3515 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
3517 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
3520 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
3522 2016-09-12 Marek Polacek <polacek@redhat.com>
3524 * doc/extend.texi: Use lowercase "boolean".
3525 * doc/invoke.texi: Likewise.
3526 * doc/md.texi: Likewise.
3527 * target.def: Likewise.
3528 * doc/tm.texi: Regenerated.
3530 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3533 * expmed.c (synth_mult): Delete duplicate mode check.
3535 2016-09-10 Tom de Vries <tom@codesourcery.com>
3538 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
3540 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
3541 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
3543 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
3545 PR rtl-optimization/77289
3546 * lra-constraints.c (get_final_hard_regno): Add support for non hard
3547 register numbers. Remove support for subregs.
3548 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
3549 (get_reg_class): Delete removed get_final_hard_regno() argument.
3550 (uses_hard_regs_p): Call get_final_hard_regno().
3552 2016-09-09 Martin Sebor <msebor@redhat.com>
3556 * pretty-print.c (pp_quoted_string): New function.
3557 (pp_format): Call it for %c and %s directives.
3559 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
3561 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
3562 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
3563 INITIAL_ELIMINATION_OFFSET) : Update documentation.
3564 * target.def (frame_pointer_required, can_eliminate): Likewise.
3565 * doc/tm.texi: Regenerated.
3566 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
3568 * df-scan.c (df_hard_reg_init): Likewise.
3569 * ira.c (ira_setup_eliminable_regset): Likewise.
3570 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
3571 init_elim_table): Likewise.
3572 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
3573 set_initial_elim_offsets, update_eliminables,
3574 init_elim_table): Likewise.
3575 * rtlanal.c (get_initial_register_offset): Likewise.
3576 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
3577 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3578 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3579 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
3580 * config/fr30/fr30.h: Fix comment.
3581 * config/frv/frv.c: Likewise.
3582 * config/frv/frv.h: Likewise.
3583 * config/ft32/ft32.h: Likewise.
3584 * config/visium/visium.h: Likewise.
3585 * config/pa/pa64-linux.h: Likewise.
3586 * config/v850/v850.h: Likewise.
3587 * config/cris/cris.c: Likewise.
3588 * config/ia64/ia64.h: Likewise.
3589 * config/moxie/moxie.h: Likewise.
3590 * config/m32r/m32r.h: Likewise.
3592 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
3595 * config.in: Regenerate.
3596 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
3598 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
3599 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
3600 static-libmpxwrappers case.
3601 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
3602 MPX_LD_AS_NEEDED_GUARD_POP.
3603 * configure: Regenerate.
3604 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
3605 defined if linker support "--push-state"/"--pop-state".
3607 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
3609 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
3611 2016-09-09 Joseph Myers <joseph@codesourcery.com>
3613 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
3614 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
3615 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
3616 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
3617 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
3618 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
3619 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
3621 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
3622 width macros from TS 18661-1.
3623 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
3625 2016-09-08 Jakub Jelinek <jakub@redhat.com>
3628 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
3629 OMP_CLAUSE_SAFELEN_EXPR.
3631 2016-09-07 David Malcolm <dmalcolm@redhat.com>
3633 * Makefile.in (OBJS): Add substring-locations.o.
3634 * langhooks-def.h (class substring_loc): New forward decl.
3635 (lhd_get_substring_location): New decl.
3636 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
3637 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
3638 * langhooks.c (lhd_get_substring_location): New function.
3639 * langhooks.h (class substring_loc): New forward decl.
3640 (struct lang_hooks): Add field get_substring_location.
3641 * substring-locations.c: New file, taking definition of
3642 format_warning_va and format_warning_at_substring from
3643 c-family/c-format.c, making them non-static.
3644 * substring-locations.h (class substring_loc): Move class here
3645 from c-family/c-common.h. Add and rewrite comments.
3646 (format_warning_va): New decl.
3647 (format_warning_at_substring): New decl.
3648 (get_source_location_for_substring): Add comment.
3650 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
3652 * config/i386/i386.c: Add 'U' suffix to processor feature bits
3653 to avoid -Wnarrowing warning.
3654 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
3655 * opts.c: Likewise for SANITIZER_OPT bitmasks.
3657 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
3659 * config/aarch64/aarch64.c (aarch64_legitimize_address):
3660 Avoid use of base_offset if offset already in range.
3662 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
3664 * config/sh/sh-protos.h (struct sh_atomic_model,
3665 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3666 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3667 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
3668 * config/sh/sh.h (struct sh_atomic_model,
3669 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
3670 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
3671 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
3672 Guard with __cplusplus.
3674 2016-09-06 Jakub Jelinek <jakub@redhat.com>
3677 * config/i386/i386.c (ix86_expand_builtin): For builtin with
3678 unsupported or unknown ISA, use expand_call.
3680 2016-09-06 Martin Liska <mliska@suse.cz>
3682 PR gcov-profile/77378
3683 PR gcov-profile/77466
3684 * tree-profile.c (tree_profiling): Detect whether target can use
3685 -fprofile-update=atomic.
3687 2016-09-06 Richard Biener <rguenther@suse.de>
3689 PR tree-optimization/77479
3690 * tree-vrp.c (update_value_range): Extend overflow handling to
3693 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3696 * config/i386/i386.md (isa): Add x64_avx512bw.
3697 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
3698 (kmov_isa): New mode attr.
3699 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
3700 (*zero_extend<mode>si2): Likewise.
3701 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
3703 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
3705 * doc/invoke.texi (SPU Options): nops -> NOPs.
3706 (x86 Options): Ditto.
3708 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3711 * toplev.c (process_options): Temporarily set input_location
3712 to UNKNOWN_LOCATION around targetm.target_option.override () call.
3714 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
3716 PR rtl-optimization/77452
3717 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
3718 inner-mode reference to a CONST_VECTOR constant in the constant pool.
3720 2016-09-05 Marek Polacek <polacek@redhat.com>
3723 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
3725 2016-09-05 Jakub Jelinek <jakub@redhat.com>
3728 * gensupport.c (alter_output_for_subst_insn): Remove redundant
3729 *insn_out == '*' test. Don't copy unnecessary to yet another
3730 memory buffer, and don't leak it.
3732 PR rtl-optimization/77425
3733 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
3735 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
3737 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
3739 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3741 * common.opt (fdiagnostics-generate-patch): New option.
3742 * diagnostic.c: Include "edit-context.h".
3743 (diagnostic_initialize): Initialize context->edit_context_ptr.
3744 (diagnostic_finish): Delete context->edit_context_ptr.
3745 (diagnostic_report_diagnostic): Add fix-it hints from the
3746 diagnostic to context->edit_context_ptr, if any.
3747 * diagnostic.h (class edit_context): Add forward decl.
3748 (struct diagnostic_context): Add field "edit_context_ptr".
3749 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
3750 -fdiagnostics-generate-patch.
3751 (-fdiagnostics-generate-patch): New item.
3752 * toplev.c: Include "edit-context.h".
3753 (process_options): Set global_dc->edit_context_ptr to a new
3754 edit_context if the options need one.
3755 (toplev::main): Handle -fdiagnostics-generate-patch by using
3756 global_dc->edit_context_ptr.
3758 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3761 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
3762 map and firstprivate clauses on target construct for _Atomic
3764 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
3765 on target construct for _Atomic qualified decls.
3766 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
3768 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
3769 _Atomic qualified arguments not mentioned in uniform clause.
3771 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3773 * Makefile.in (OBJS-libcommon): Add edit-context.o.
3774 * diagnostic-color.c (color_dict): Add "diff-filename",
3775 "diff-hunk", "diff-delete", and "diff-insert".
3776 (parse_gcc_colors): Update default value of GCC_COLORS in comment
3777 to reflect above changes.
3778 * doc/invoke.texi (-fdiagnostics-color): Update description of
3779 default GCC_COLORS, and of the supported capabilities.
3780 * edit-context.c: New file.
3781 * edit-context.h: New file.
3782 * input.c (struct fcache): Add field "missing_trailing_newline".
3783 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
3785 (add_file_to_cache_tab): Likewise.
3786 (fcache::fcache): Likewise.
3787 (get_next_line): Update c->missing_trailing_newline.
3788 (location_missing_trailing_newline): New function.
3789 * input.h (location_missing_trailing_newline): New decl.
3790 * selftest-run-tests.c (selftest::run_tests): Call
3791 edit_context_c_tests.
3792 * selftest.h (edit_context_c_tests): New decl.
3794 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3795 Richard Biener <rguenth@suse.de>
3797 PR tree-optimization/77444
3798 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
3799 as steptype, remove redundant initialization.
3801 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3804 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
3805 (sanopt_optimize_walker): Optimize away
3806 __asan_before_dynamic_init (...) followed by
3807 __asan_after_dynamic_init () without intervening memory loads/stores.
3808 * ipa-pure-const.c (special_builtin_state): Handle
3809 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
3810 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
3812 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3814 * cfg.c (free_original_copy_tables): Replace second assignment of
3815 bb_copy = NULL by bb_original = NULL.
3817 2016-09-02 Jakub Jelinek <jakub@redhat.com>
3820 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
3821 assignment added in r216794.
3823 2016-09-02 David Malcolm <dmalcolm@redhat.com>
3825 * Makefile.in (OBJS): Add typed-splay-tree.o.
3826 * selftest-run-tests.c (selftest::run_tests): Call
3827 typed_splay_tree_c_tests.
3828 * selftest.h (typed_splay_tree_c_tests): New decl.
3829 * typed-splay-tree.c: New file.
3830 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
3831 (typed_splay_tree::max): New method.
3832 (typed_splay_tree::min): New method.
3833 (typed_splay_tree::foreach): New method.
3834 (typed_splay_tree::closure): New struct.
3835 (typed_splay_tree::inner_foreach_fn): New function.
3837 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3839 * ipa-cp.c (ipcp_store_bits_results): Change option name from
3840 -fipa-cp-bit to -fipa-bit-cp.
3842 2016-09-01 Martin Sebor <msebor@redhat.com>
3844 PR tree-optimization/71831
3845 * tree-object-size.h: Return bool instead of the size and add
3846 argument for the size.
3847 * tree-object-size.c (compute_object_offset): Update signature.
3848 (addr_object_size): Same.
3849 (compute_builtin_object_size): Return bool instead of the size
3850 and add argument for the size. Handle POINTER_PLUS_EXPR when
3851 optimization is disabled.
3852 (expr_object_size): Adjust.
3853 (plus_stmt_object_size): Adjust.
3854 (pass_object_sizes::execute): Adjust.
3855 * builtins.c (fold_builtin_object_size): Adjust.
3856 * doc/extend.texi (Object Size Checking): Update.
3857 * ubsan.c (instrument_object_size): Adjust.
3859 2016-09-01 Martin Sebor <msebor@redhat.com>
3861 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
3862 it fits the output of the formatted function regardless of its
3864 * gcc/genmodes.c (parser::parse_expr): Same.
3865 * gimplify.c (gimplify_asm_expr): Same.
3866 * passes.c (pass_manager::register_one_dump_file): Same.
3867 * print-tree.c (print_node): Same.
3869 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3871 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
3873 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3875 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
3877 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3879 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
3880 * config/rs6000/vector.md: Ditto.
3881 * config/rs6000/vsx.md: Ditto.
3883 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3885 * ipa-inline-analysis.c (param_change_prob): Get to the base object
3888 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3890 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
3891 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
3892 *return_and_restore_gpregs_<mode>_r11,
3893 *return_and_restore_gpregs_<mode>_r12,
3894 *return_and_restore_gpregs_<mode>_r1,
3895 *return_and_restore_fpregs_<mode>_r11,
3896 *return_and_restore_fpregs_<mode>_r12,
3897 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
3898 directly instead of via the "l" constraint. Renumber operands.
3901 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3903 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
3904 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
3905 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
3906 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
3907 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
3908 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
3909 *call_value_nonlocal_darwin64, reload_macho_picbase,
3910 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
3911 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
3912 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
3913 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
3914 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
3915 *save_fpregs_<mode>_r1): Ditto.
3916 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
3917 *return_and_restore_gpregs_spe): Ditto.
3919 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
3921 * config/rs6000/rs6000.md
3922 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
3923 the use of the link register.
3924 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
3926 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3927 Michael Meissner <meissner@linux.vnet.ibm.com>
3930 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
3931 reg+reg addressing for TImode.
3932 (rs6000_legitimate_address_p): Only allow register indirect
3933 addressing for TImode, even without TARGET_QUAD_MEMORY.
3935 2016-09-01 Richard Biener <rguenther@suse.de>
3938 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
3939 check whether the result fits the desired result type.
3941 2016-09-01 Nathan Sidwell <nathan@acm.org>
3943 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
3945 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
3947 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
3949 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
3951 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3953 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
3954 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
3955 for comparisons of integer ZERO_EXTEND against zero.
3957 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
3959 * config/i386/i386.c (ix86_option_override_internal): Also disable the
3960 STV pass if -mstackrealign is enabled.
3962 2016-08-31 Ilya Verbin <iverbin@gmail.com>
3964 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
3967 2016-08-31 David Malcolm <dmalcolm@redhat.com>
3969 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
3970 (layout_range::intersects_line_p): New method.
3971 (test_range_contains_point_for_single_point): Rename to...
3972 (test_layout_range_for_single_point): ...this, and add testing
3973 for layout_range::intersects_line_p.
3974 (test_range_contains_point_for_single_line): Rename to...
3975 (test_layout_range_for_single_line): ...this, and add testing
3976 for layout_range::intersects_line_p.
3977 (test_range_contains_point_for_multiple_lines): Rename to...
3978 (test_layout_range_for_multiple_lines): ...this, and add testing
3979 for layout_range::intersects_line_p.
3980 (layout::layout): Populate m_fixit_hints.
3981 (layout::get_expanded_location): Handle the case of a line-span
3983 (layout::validate_fixit_hint_p): New method.
3984 (get_line_span_for_fixit_hint): New function.
3985 (layout::calculate_line_spans): Add spans for fixit-hints.
3986 (layout::should_print_annotation_line_p): New method.
3987 (layout::print_any_fixits): Drop param "richloc", instead using
3988 validated fixits in m_fixit_hints. Add "const" to hint pointers.
3989 (diagnostic_show_locus): Avoid printing blank annotation lines.
3990 (selftest::test_diagnostic_context::test_diagnostic_context):
3991 Initialize show_column and start_span.
3992 (selftest::test_diagnostic_context::start_span_cb): New static
3994 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
3995 (selftest::diagnostic_show_locus_c_tests): Update for function
3996 renamings. Call test_diagnostic_show_locus_fixit_lines.
3998 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4000 PR tree-optimization/73714
4001 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4003 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4005 * selftest.c: Move "namespace selftest {" to top of file,
4006 removing explicit "selftest::" qualifiers throughout.
4008 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4010 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4012 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4013 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4014 Replace builtin with vector extension.
4015 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4017 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4018 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4019 Replace builtin with vector extension.
4020 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4021 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4022 Replace builtin with vector extension.
4023 * config/i386/xmmintrin.h (__m128_u): New type.
4024 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4025 (_mm_load_ps, _mm_store_ps): Simplify.
4027 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4029 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4031 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4033 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4034 than 3 ranges per diagnostic by alternating between color 1 and
4036 (layout::layout): Replace use of rich_location::MAX_RANGES
4037 with richloc->get_num_locations ().
4038 (layout::calculate_line_spans): Replace use of
4039 rich_location::MAX_RANGES with m_layout_ranges.length ().
4040 (layout::print_annotation_line): Handle arbitrary numbers of
4041 ranges in caret-printing by defaulting to '^'.
4042 (selftest::test_one_liner_many_fixits): New function.
4043 (test_diagnostic_show_locus_one_liner): Call it.
4044 * diagnostic.c (diagnostic_initialize): Update for renaming
4045 of rich_location::MAX_RANGES to
4046 rich_location::STATICALLY_ALLOCATED_RANGES.
4047 * diagnostic.h (struct diagnostic_context): Likewise.
4049 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4051 * selftest.c (selftest::named_temp_file::named_temp_file): New
4053 (selftest::temp_source_file::~temp_source_file): Move to...
4054 (selftest::named_temp_file::~named_temp_file): ...here.
4055 (selftest::test_named_temp_file): New function.
4056 (selftest::selftest_c_tests): Call test_named_temp_file.
4057 * selftest.h (class named_temp_file): New class.
4058 (class temp_source_file): Convert to a subclass of named_temp_file.
4060 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4062 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4063 USEs of LR_REGNO in returns and sibcalls.
4064 (rs6000_output_mi_thunk): Similar.
4065 (rs6000_sibcall_aix): Similar.
4066 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4067 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4068 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4069 Remove the USE of LR_REGNO from the patterns as well. Delete an
4071 (return_internal_<mode>): Delete.
4073 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4075 * gcc/config/aarch64/aarch64-simd.md
4076 (aarch64_ld2<mode>_dreg_le): New.
4077 (aarch64_ld2<mode>_dreg_be): New.
4078 (aarch64_ld2<mode>_dreg): Removed.
4079 (aarch64_ld3<mode>_dreg_le): New.
4080 (aarch64_ld3<mode>_dreg_be): New.
4081 (aarch64_ld3<mode>_dreg): Removed.
4082 (aarch64_ld4<mode>_dreg_le): New.
4083 (aarch64_ld4<mode>_dreg_be): New.
4084 (aarch64_ld4<mode>_dreg): Removed.
4085 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4087 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4089 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4090 redundant location param.
4091 (test_one_liner_fixit_remove): Likewise.
4092 (test_one_liner_fixit_replace): Likewise.
4093 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4094 * gcc-rich-location.c
4095 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4096 get_range_from_loc. Drop overload taking a const char *.
4097 * gcc-rich-location.h
4098 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4101 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4103 * config/linux.c (linux_libc_has_function): Return true on musl.
4105 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4107 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4109 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4111 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4112 used for abnormal egdes.
4114 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4116 PR tree-optimization/72866
4117 * tree-vect-patterns.c (search_type_for_mask): Turn into
4118 a small wrapper, move all code to ...
4119 (search_type_for_mask_1): ... this new function. Add caching
4120 and adjust recursive calls.
4123 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4124 instead of lookup_type_die (type_main_variant (type)) even for array
4128 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4129 constant pool reference return x instead of c.
4131 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4133 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4136 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4139 (selftest::test_make_location_nonpure_range_endpoints): Fix
4142 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4144 * diagnostic-show-locus.c
4145 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4147 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4148 * input.c (get_pure_location): Move to libcpp/line-map.c.
4149 * input.h (get_pure_location): Convert decl to an inline function
4150 calling implementation in libcpp.
4152 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4155 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4156 template for intel asm dialect.
4157 (vec_set_hi_<mode><mask_name>): Ditto.
4159 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4161 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4162 (selftest::fail_formatted): Likewise.
4164 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4166 * input.c (make_location): Call get_start and get_finish
4167 on the endpoints to avoid storing packed ranges or ad-hoc
4169 (selftest::test_make_location_nonpure_range_endpoints): New function.
4170 (selftest::input_c_tests): Call it.
4171 * input.h (get_start): New inline function.
4173 2016-08-29 Tom de Vries <tom@codesourcery.com>
4176 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4179 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4181 * Makefile.in (gcov-iov.h): Add dummy recipe.
4183 2016-08-29 Nathan Sidwell <nathan@acm.org>
4185 * config/nvptx/nvptx.c: #include tree-vrp.h.
4187 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4190 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4191 HIGH+LO construct during reload.
4193 2016-08-28 Tom de Vries <tom@codesourcery.com>
4196 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4197 'sysv_abi va_list' attribute.
4198 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4199 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4202 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4204 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4205 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4206 (unshare_all_rtl_again): Likewise.
4207 * function.c (assign_stack_local_1): Likewise.
4208 (assign_stack_temp_for_type): Likewise.
4210 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4212 * cfgbuild.c (make_edges): Adjust.
4213 * cfgrtl.c (can_delete_label_p): Likewise.
4214 * dwarf2cfi.c (create_trace_edges): Likewise.
4215 * except.c (sjlj_emit_dispatch_table): Likewise.
4216 * function.h (struct expr_status): make x_forced_labels a vector.
4217 * jump.c (rebuild_jump_labels_1): Adjust.
4218 * reload1.c (set_initial_label_offsets): Likewise.
4219 * stmt.c (force_label_rtx): Likewise.
4220 (expand_label): Likewise.
4222 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4224 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4226 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4228 PR tree-optimization/71077
4229 PR tree-optimization/68542
4230 * fold-const.c (fold_relational_const): Fix folding of
4231 VECTOR_CST comparisons that have a scalar boolean result type.
4232 (selftest::test_vector_folding): New static function.
4233 (selftest::fold_const_c_tests): Call it.
4235 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4237 * doc/extend.texi (SPU Built-in Functions): Remove stale
4238 references to material formerly at IBM and Sony.
4240 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4243 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4245 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4247 * diagnostic-show-locus.c
4248 (selftest::test_fixit_consolidation): New function.
4249 (selftest::diagnostic_show_locus_c_tests): Call it.
4250 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
4251 constructor based on source_range.
4253 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4255 * diagnostic-color.c (color_dict): Add "fixit-insert" and
4257 (parse_gcc_colors): Update description of default GCC_COLORS.
4258 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
4259 (colorizer::set_fixit_insert): New method.
4260 (colorizer::set_fixit_delete): New method.
4261 (colorizer::get_color_by_name): New method.
4262 (colorizer::STATE_FIXIT_INSERT): New constant.
4263 (colorizer::STATE_FIXIT_DELETE): New constant.
4264 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
4265 fields in favor of new field "m_stop_color". Add fields
4266 "m_fixit_insert" and "m_fixit_delete".
4267 (colorizer::colorizer): Update for above changes. Replace
4268 colorize_start calls with calls to get_color_by_name.
4269 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
4270 STATE_FIXIT_DELETE. Update for field renamings.
4271 (colorizer::finish_state): Simplify by using m_stop_color,
4272 rather than multiple identical "*_ce" fields.
4273 (colorizer::get_color_by_name): New method.
4274 (layout::print_any_fixits): Print insertions and replacements
4275 using the "fixit-insert" color, and deletions using the
4276 "fixit-delete" color.
4277 * doc/invoke.texi (-fdiagnostics-color): Update description of
4278 default GCC_COLORS, and of the supported capabilities.
4280 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
4282 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
4283 current_function_static_stack_size variable with the static
4284 stack frame size of the current function when
4285 flag_stack_usage_info is enabled.
4287 2016-08-26 Nathan Sidwell <nathan@acm.org>
4289 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
4290 assignment inside if condition.
4292 2016-08-26 Richard Biener <rguenther@suse.de>
4294 PR tree-optimization/69047
4295 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
4296 extracts similar to what FRE does.
4297 (non_rewritable_mem_ref_base): Likewise.
4299 2016-08-26 Joseph Myers <joseph@codesourcery.com>
4301 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
4302 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4303 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4304 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4305 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
4307 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4308 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4309 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4310 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
4311 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
4313 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4316 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
4317 reservation duration to 15 cycles.
4318 (cortex_a8_vfp_macs): Likewise.
4319 (cortex_a8_vfp_macd): Likewise.
4320 (cortex_a8_vfp_divs): Likewise.
4321 (cortex_a8_vfp_divd): Likewise.
4323 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4325 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
4326 (aarch_macro_fusion_pair_p): Use above to avoid early return.
4328 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4329 Martin Jambhor <mjambor@suse.cz>
4331 * common.opt: New option -fipa-bit-cp.
4332 * doc/invoke.texi: Document -fipa-bit-cp.
4333 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
4334 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
4335 * tree-ssa-ccp.h: New header file.
4336 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
4337 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
4338 Replace all occurences of tree parameter by two new params: signop, int.
4339 (bit_value_unop_1): Change to bit_value_unop and export it.
4340 Replace all occurences of tree parameter by two new params: signop,
4342 (bit_value_binop): Change call from bit_value_binop_1 to
4344 (bit_value_assume_aligned): Likewise.
4345 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
4346 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
4348 (ccp_finalize): Skip processing if val->mask == 0.
4349 * ipa-cp.c: Include tree-ssa-ccp.h
4350 (ipcp_bits_lattice): New class.
4351 (ipcp_param_lattice (bits_lattice): New member.
4352 (print_all_lattices): Call ipcp_bits_lattice::print.
4353 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
4354 (initialize_node_lattices): Likewise.
4355 (propagate_bits_accross_jump_function): New function.
4356 (propagate_constants_accross_call): Call
4357 propagate_bits_accross_jump_function.
4358 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
4359 (ipcp_store_bits_results): New function.
4360 (ipcp_driver): Call ipcp_store_bits_results.
4361 * ipa-prop.h (ipa_bits): New struct.
4362 (ipa_jump_func): Add new member bits of type ipa_bits.
4363 (ipa_param_descriptor): Change decl to decl_or_type.
4364 (ipa_get_param): Change decl to decl_or_type and assert on
4366 (ipa_get_type): New function.
4367 (ipcp_transformation_summary): New member bits.
4368 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
4369 (ipa_populate_param_decls): Likewise.
4370 (ipa_dump_param): Likewise.
4371 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
4373 (ipa_set_jf_unknown): Set ipa_bits::known to false.
4374 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
4376 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
4377 (ipa_write_jump_function): Add streaming for ipa_bits.
4378 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
4379 (write_ipcp_transformation_info): Add streaming for ipa_bits
4381 (read_ipcp_transfomration_info): Add support for reading streamed
4383 (ipcp_update_bits): New function.
4384 (ipcp_transform_function): Call ipcp_update_bits.
4386 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
4388 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
4389 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
4391 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
4393 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
4395 2016-08-25 Richard Biener <rguenther@suse.de>
4397 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
4398 Only add locations in late dwarf.
4399 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
4400 (dwarf2out_early_finish): But do it here.
4402 2016-08-24 Michael Collison <michael.collison@linaro.org>
4403 Michael Collison <michael.collison@arm.com>
4405 * config/arm/arm-modes.def: Add new condition code mode CC_V
4406 to represent the overflow bit.
4407 * config/arm/arm.c (maybe_get_arm_condition_code):
4408 Add support for CC_Vmode.
4409 (arm_gen_unlikely_cbranch): New function to generate common
4410 rtl conditional branches for overflow patterns.
4411 * config/arm/arm-protos.h: Add prototype for
4412 arm_gen_unlikely_cbranch.
4413 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
4414 addsi3_compareV_upper): New patterns to support signed
4415 builtin overflow add operations.
4416 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
4417 New patterns to support unsigned builtin add overflow operations.
4418 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
4419 builtin overflow subtract operations,
4420 (usubv<mode>4): New patterns to support unsigned builtin subtract
4421 overflow operations.
4422 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
4423 to support builtin overflow negate operations.
4425 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4428 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4430 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4431 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4434 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4436 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
4437 MULTILIB_OPTIONS should be used. Small wording fixes.
4438 * genmultilib: Memorize set of all option combinations in
4439 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
4440 found in MULTILIB_OPTIONS by checking if option set is listed in
4441 combination_space. Output new and existing error message to stderr.
4443 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
4445 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
4446 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
4447 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
4448 (MULTILIB_REUSE): Remove reuse rules for option set including
4449 -mfpu=fp-armv8 and -mfpu=vfpv4
4451 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
4453 * config/arm/t-rtems: Add vfp multilib.
4455 2016-08-23 Ian Lance Taylor <iant@golang.org>
4457 * config/s390/s390.c (s390_asm_file_start): Call
4460 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4462 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
4463 initialization of all 0's to the 0 constant, instead of directly
4464 generating XOR. Add support for V4SImode vector initialization on
4465 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
4466 initialization. Change variables used in V4SFmode vector
4467 intialization. For V4SFmode vector splat on ISA 3.0, make sure
4468 any memory addresses are in index form. Add support for using
4469 VSPLTH/VSPLTB to initialize vector short and vector char vectors
4470 with all of the same element.
4471 (regno_or_subregno): New helper function to return a register
4472 number for either REG or SUBREG.
4473 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
4474 Use regno_or_subregno where possible.
4475 (rs6000_split_v4si_init_di_reg): New helper function to build up a
4476 DImode value from two SImode values in order to generate V4SImode
4477 vector initialization on 64-bit systems with direct move.
4478 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
4480 (rtx_is_swappable_p): V4SImode vector initialization insn is not
4482 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
4484 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
4485 attributes to initialize V8HImode and V16QImode vectors with the
4487 (VSX_SPLAT_COUNT): Likewise.
4488 (VSX_SPLAT_SUFFIX): Likewise.
4489 (UNSPEC_VSX_VEC_INIT): New unspec.
4490 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
4491 Allow SFmode values to come from Altivec registers.
4492 (vsx_init_v4si): New insn/split for V4SImode vector initialization
4493 on 64-bit systems with direct move.
4494 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
4495 vector initializations, to allow V4SImode vector initializations
4496 on 64-bit systems with direct move.
4497 (vsx_splat_v4si): Likewise.
4498 (vsx_splat_v4si_di): Likewise.
4499 (vsx_splat_v4sf): Likewise.
4500 (vsx_splat_v4sf_internal): Likewise.
4501 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
4503 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
4504 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
4505 initializing V8HImode and V16QImode vectors with the same
4507 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
4508 optimization if -maltivec=be.
4510 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
4512 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
4513 attribute for alternatives 3 and 4.
4515 2016-08-23 David Malcolm <dmalcolm@redhat.com>
4517 * selftest.c (selftest::assert_str_contains): New function.
4518 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
4519 * selftest.h (selftest::assert_str_contains): New decl.
4520 (ASSERT_STR_CONTAINS): New macro.
4522 2016-08-23 Richard Biener <rguenther@suse.de>
4524 PR tree-optimization/77286
4525 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
4527 (vect_transform_loop): Split exit edges of loop and scalar
4528 loop if required and at the appropriate time.
4530 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4532 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4533 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4535 Correct a typo in a comment.
4537 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4539 * config/s390/s390.md ("*andc_split"): New splitter for and with
4542 2016-08-23 Richard Biener <rguenther@suse.de>
4544 PR tree-optimization/27336
4545 * tree-vrp.c (infer_value_range): Handle stmts that can throw
4546 by looking for a non-EH edge.
4547 (process_assert_insertions_for): Likewise.
4549 2016-08-23 Richard Biener <rguenther@suse.de>
4552 * statistics.c (statistics_counter_event): Robustify against
4555 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
4557 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
4558 for targets amdfam10 and barcelona.
4560 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
4562 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
4563 (zero_extend<mode>di2): Ditto.
4564 (*zero_extend<mode>si2): Ditto.
4565 (*zero_extendqihi2): Ditto.
4567 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4570 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
4571 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
4573 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
4575 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
4576 identical consecutive elements.
4577 [SSA_NAME]: Print the name's def stmt on its own line. When printing
4578 the node's def stmt, avoid printing an unwanted trailing newline by
4579 replacing the call to print_gimple_stmt() with its inlined body and
4580 adjusting it to not set pp_needs_newline and to call pp_flush()
4581 instead of pp_newline_and_flush().
4583 2016-08-22 Joseph Myers <joseph@codesourcery.com>
4585 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
4586 (float32_type_node, float64_type_node, float32x_type_node)
4587 (float128x_type_node): New macros.
4588 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
4589 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
4590 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
4591 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
4592 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
4593 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
4594 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
4595 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
4596 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
4597 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
4598 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
4599 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
4600 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
4601 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
4602 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
4603 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
4604 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
4605 (copysign, fabs, huge_val, inf, nan, nans): Use it.
4606 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
4608 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
4609 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
4610 * doc/extend.texi (Other Builtins): Document these built-in
4612 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
4615 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
4617 * doc/install.texi (Binaries): www.opencsw.org now uses https.
4619 2016-08-22 Richard Biener <rguenther@suse.de>
4621 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
4623 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
4626 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
4627 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
4628 non-SSE2 athlons only, otherwise prefer SSE prefetches.
4630 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4632 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
4633 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
4634 (vrp_visit_switch_stmt): Likewise.
4635 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
4636 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
4637 (vrp_visit_stmt): Use extract_range_from_stmt.
4638 (vrp_visit_phi_node): Use extract_range_from_phi_node.
4640 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4642 * Makefile.in: Add tree-vrp.h to GTFILES.
4643 * gengtype.c (open_base_files): Add tree-vrp.h.
4644 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
4645 * builtins.c: Likewise.
4646 * fold-const.c: Likewise.
4647 * gimple-builder.c: Likewise.
4648 * gimple-laddress.c: Likewise.
4649 * hsa-gen.c: Likewise.
4650 * internal-fn.c: Likewise.
4652 * targhooks.c: Liewise,
4653 * tree-ssa-address.c: Likewise.
4654 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
4655 * tree-vrp.c (struct value_range): Move to tree-vrp.h
4656 * tree-vrp.h: New file.
4658 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
4660 PR tree-optimization/61839
4661 * tree-vrp.c (two_valued_val_range_p): New.
4662 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
4663 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
4664 Also Convert VAR BINOP CST where VAR is two-valued to
4665 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
4667 2016-08-19 David Malcolm <dmalcolm@redhat.com>
4669 * diagnostic-show-locus.c
4670 (layout::annotation_line_showed_range_p): New method.
4671 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
4672 Reimplement case fixit_hint::REPLACE to cover removals, and
4673 replacements where the range of the replacement isn't one
4674 of the ranges in the rich_location.
4675 (test_one_liner_fixit_replace): Likewise.
4676 (selftest::test_one_liner_fixit_replace_non_equal_range): New
4678 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
4680 (selftest::test_diagnostic_show_locus_one_liner): Call the new
4682 * diagnostic.c (print_parseable_fixits): Remove case
4685 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
4688 * config/i386/i386.c (ix86_option_override_internal): Remove
4689 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
4690 Enable SSE prefetch also for TARGET_PREFETCHWT1.
4691 Do not try to enable TARGET_PRFCHW ISA flag here.
4692 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
4693 Rewrite expander function body.
4694 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
4696 2016-08-19 Joseph Myers <joseph@codesourcery.com>
4699 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
4700 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
4701 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
4702 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
4703 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
4704 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
4705 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
4706 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
4707 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
4709 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
4711 (struct floatn_type_info): New structure type.
4712 (floatn_nx_types): New variable declaration.
4713 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
4714 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
4715 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
4716 * tree.c (floatn_nx_types): New variable.
4717 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
4718 corresponding complex types.
4719 * target.def (floatn_mode): New hook.
4720 * targhooks.c: Include "real.h".
4721 (default_floatn_mode): New function.
4722 * targhooks.h (default_floatn_mode): New prototype.
4723 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
4725 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
4726 effective-target and dg-add-options keywords.
4727 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
4728 Document new effective-target keywords.
4729 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
4730 * doc/tm.texi: Regenerate.
4731 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
4732 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
4733 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
4735 * real.h (struct real_format): Add field ieee_bits.
4736 * real.c (ieee_single_format, mips_single_format)
4737 (motorola_single_format, spu_single_format, ieee_double_format)
4738 (mips_double_format, motorola_double_format)
4739 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
4740 (ieee_extended_intel_128_format)
4741 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
4742 (mips_extended_format, ieee_quad_format, mips_quad_format)
4743 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
4744 (decimal_double_format, decimal_quad_format, ieee_half_format)
4745 (arm_half_format, real_internal_format: Initialize ieee_bits
4747 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
4748 float128_type_node. Set float80_type_node to float64x_type_node
4749 if appropriate and long_double_type_node not appropriate.
4750 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
4751 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
4752 Initialize ieee_bits field.
4753 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
4754 (rs6000_init_builtins): Set ieee128_float_type_node to
4756 (rs6000_floatn_mode): New function.
4758 2016-08-19 Jakub Jelinek <jakub@redhat.com>
4760 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
4761 _rdseed64_step): Uglify argument names and/or local variable names
4762 in inline functions.
4763 * config/i386/rtmintrin.h (_xabort): Likewise.
4764 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
4765 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
4766 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
4767 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
4768 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
4769 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
4770 _mm_maskz_ternarylogic_epi32): Likewise.
4771 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
4772 __lwpins32, __lwpins64): Likewise.
4773 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
4774 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
4775 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
4776 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
4777 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
4778 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
4779 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
4780 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
4781 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
4782 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
4783 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
4784 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
4785 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
4786 _mm256_mask_i64gather_epi32): Likewise.
4787 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4788 * config/i386/ia32intrin.h (__writeeflags): Likewise.
4789 * config/i386/pkuintrin.h (_wrpkru): Likewise.
4790 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
4791 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
4792 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
4793 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
4794 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
4795 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
4796 _mm512_mask_prefetch_i64scatter_ps): Likewise.
4797 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
4798 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
4799 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
4800 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
4801 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
4802 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
4803 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
4804 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
4806 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
4808 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
4809 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
4811 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
4812 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
4814 (_rdpkru_u32): Add space after function name.
4816 * config/i386/t-i386 (i386-c.o): Don't depend on
4817 i386-builtin-types.inc.
4818 (i386.o): Depend on i386-builtin-types.inc.
4820 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
4823 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
4824 Use const_vec_duplicate to check for duplicated elements.
4826 2016-08-19 Richard Biener <rguenther@suse.de>
4828 PR tree-optimization/77290
4829 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4830 Fix flag_tree_parallelize_loops check.
4832 2016-08-19 Richard Biener <rguenther@suse.de>
4834 * match.pd (x | 0 -> x): Add.
4836 2016-08-19 Richard Biener <rguenther@suse.de>
4838 PR tree-optimization/77286
4839 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4840 Deal with virtual PHIs being out-of-order.
4842 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4844 * doc/invoke.texi (fverbose-asm): Note that source code lines
4845 are emitted, and provide an example.
4846 * final.c (asm_show_source): New function.
4847 (final_scan_insn): Call asm_show_source.
4849 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4851 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
4852 param with diagnostic_kind.
4853 (class colorizer): Similarly replace field m_diagnostic with
4855 (colorizer::colorizer): Replace diagnostic
4856 param with diagnostic_kind.
4857 (colorizer::begin_state): Update for above field change.
4858 (layout::layout): Replace diagnostic param with rich_location *
4859 and diagnostic_kind.
4860 (diagnostic_show_locus): Replace diagnostic param with richloc
4861 and diagnostic_kind.
4862 (class selftest::test_diagnostic_context): New class.
4863 (selftest::test_diagnostic_show_locus_unknown_location): New
4865 (selftest::test_one_liner_simple_caret): New function.
4866 (selftest::test_one_liner_caret_and_range): New function.
4867 (selftest::test_one_liner_multiple_carets_and_ranges): New
4869 (selftest::test_one_liner_fixit_remove): New function.
4870 (selftest::test_one_liner_fixit_replace): New function.
4871 (selftest::test_diagnostic_show_locus_one_liner): New function.
4872 (selftest::diagnostic_show_locus_c_tests): Call the new test
4874 * diagnostic.c (diagnostic_initialize): Initialize
4875 colorize_source_p, show_ruler_p and parseable_fixits_p.
4876 (default_diagnostic_finalizer): Update for change to
4877 diagnostic_show_locus.
4878 (diagnostic_append_note): Likewise.
4879 * diagnostic.h (diagnostic_show_locus): Replace
4880 const diagnostic_info * param with location * and diagnostic_t.
4882 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4884 * input.c (saved_line_table): New global.
4885 (class selftest::temp_line_table): Rename to line_table_test and
4886 move declaration to selftest.h, and drop field m_old_line_table.
4887 (selftest::temp_line_table::temp_line_table): Rename ctor to...
4888 (selftest::line_table_test::line_table_test): ...this. Add a
4889 default ctor. Store current value of line_table within
4891 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
4892 (selftest::line_table_test::~line_table_test): ...this, and
4893 restore line_table from the saved_line_table, rather than
4895 (selftest::test_accessing_ordinary_linemaps): Update for above
4897 (selftest::test_lexer): Likewise.
4898 (struct selftest::lexer_test): Likewise.
4899 (selftest::lexer_test::lexer_test): Likewise.
4900 (selftest::input_c_tests): Move the looping over test cases from
4902 (selftest::for_each_line_table_case): New function.
4903 * input.h (saved_line_table): New decl.
4904 * selftest.h (struct selftest::line_table_case): New forward decl.
4905 (class selftest::line_table_test): New class, moved here from
4906 selftest::temp_line_table in input.c, and renamed.
4907 (selftest::for_each_line_table_case): New decl.
4909 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
4912 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
4914 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
4917 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
4918 enclosing parallel construct for reduction variables on OpenACC loop
4921 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
4923 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
4924 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
4926 (function_to_dwarf_procedure): Update comment.
4928 2016-08-18 David Malcolm <dmalcolm@redhat.com>
4930 * input.c (diagnostics_file_cache_forcibly_evict_file): New
4932 * input.h (diagnostics_file_cache_forcibly_evict_file): New
4934 * selftest.c (selftest::temp_source_file::~temp_source_file):
4935 Evict m_filename from the diagnostic file cache.
4937 2016-08-18 Richard Biener <rguenther@suse.de>
4939 * tree-pass.h (make_pass_materialize_all_clones): Declare.
4940 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
4941 make_pass_materialize_all_clones): New simple IPA pass encapsulating
4942 clone materialization.
4943 * passes.def (all_late_ipa_passes): Start with
4944 pass_materialize_all_clones.
4945 * cgraphunit.c (symbol_table::compile): Remove call to
4946 materialize_all_clones.
4947 * tree-into-ssa.c: Include statistics.h.
4948 (update_ssa): Count number of times we do incremental/rewrite
4951 2016-08-18 Richard Biener <rguenther@suse.de>
4953 PR tree-optimization/77282
4954 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4955 When doing auto-parallelizing also prevent use of PHIs that
4956 carry dependences across loop backedges.
4958 2016-08-18 Tamar Christina <tamar.christina@arm.com>
4959 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4961 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
4963 2016-08-18 Richard Biener <rguenther@suse.de>
4965 * ssa-iterators.h (ssa_vuse_operand): New inline.
4966 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
4967 (predicate_all_scalar_phis): Use remove_phi_node to remove
4968 phi nodes predicated. Delay removing virtual PHIs.
4969 (predicate_mem_writes): Update virtual operands.
4970 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
4971 (tree_if_conversion): Do not rewrite virtual SSA form.
4972 * tree-phinodes.c (release_phi_node): Make static.
4973 * tree-phinodes.h (release_phi_node): Remove.
4975 2016-08-18 Jakub Jelinek <jakub@redhat.com>
4977 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
4978 codes that appear in bdesc_* arrays, instead include i386-builtin.def
4979 twice to define those.
4980 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
4981 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
4982 bdesc_multi_arg): Define by including i386-builtin.def the third time.
4983 * config/i386/i386-builtin.def: New file.
4985 2016-08-17 David Malcolm <dmalcolm@redhat.com>
4987 * input.c (get_source_range_for_char): Rename to...
4988 (selftest::get_source_range_for_char): ...this, and move within
4989 the #if CHECKING_P guard.
4990 (get_num_source_ranges_for_substring): Rename to...
4991 (selftest::get_num_source_ranges_for_substring): ...this, move
4992 within the #if CHECKING_P guard, and make static.
4993 (selftest::assert_num_substring_ranges): Initialize
4996 2016-08-18 Alan Modra <amodra@gmail.com>
4998 PR rtl-optimization/72771
4999 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5000 when find_reloads_toplev returns address_reloaded==-1.
5001 (alternative_allows_const_pool_ref): Update comment.
5003 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5005 PR tree-optimization/71752
5006 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5007 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5009 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5011 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5012 instead of testing ECF_NORETURN bit in gimple_call_flags.
5013 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5014 * predict.c (tree_bb_level_predictions): Likewise.
5015 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5018 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5019 turning a call into __builtin_unreachable-like noreturn call, adjust
5020 gimple_call_set_fntype.
5021 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5022 gimple_call_fntype has void return type.
5024 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5026 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5027 maybe_lookup_decl, to handle nested acc loop directives.
5029 2016-08-17 Richard Biener <rguenther@suse.de>
5031 PR tree-optimization/76490
5032 * tree-vrp.c (update_value_range): Preserve overflow infinities
5033 when intersecting with ranges from get_range_info.
5034 (operand_less_p): Handle overflow infinities correctly.
5035 (value_range_constant_singleton): Use vrp_operand_equal_p
5036 to handle overflow max/min correctly.
5037 (vrp_valueize): Likewise.
5038 (union_ranges): Likewise.
5039 (intersect_ranges): Likewise.
5040 (vrp_visit_phi_node): Improve iteration limitation to only
5041 apply when we'll possibly re-visit the PHI via a changed argument
5044 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5046 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5047 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5048 rather than those that should not be built.
5050 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5053 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5055 2016-08-17 Richard Biener <rguenther@suse.de>
5057 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5058 (verify_vssa): New function verifying virtual SSA form.
5059 (verify_ssa): Call it.
5060 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5061 Do not apply loop-closed SSA handling to virtuals.
5062 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5063 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5064 when rewriting their symbol.
5065 (prepare_def_site_for): Likewise.
5066 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5067 operands of moved stmts.
5069 2016-08-17 Richard Biener <rguenther@suse.de>
5071 PR tree-optimization/23855
5072 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5073 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5074 find guards to hoist. Do not update SSA form but rewrite virtuals
5075 into loop closed SSA.
5076 (find_loop_guard): Adjust to skip already hoisted guards. Do
5077 not mark virtuals for renaming or update SSA form.
5079 2016-08-17 Martin Liska <mliska@suse.cz>
5081 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5082 a LONG_LONG_TYPE_SIZE comparison.
5083 * gcov-io.h: Remove macro definitions.
5084 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5085 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5088 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5090 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5091 that builtins not mentioned in bdesc_* arrays come first, then
5092 the ones mentioned in bdesc_* arrays in the order they appear in
5093 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5094 IX86_BUILTIN__BDESC_*_LAST enumerator.
5095 (bdesc_mpx): Fix up a comment typo.
5096 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5097 __builtin_ia32_vpcomneu[bwdq] builtins.
5098 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5099 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5100 enum ix86_builtins ordering.
5101 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5102 for direct bdesc_* array member access instead of searching all the
5103 arrays until an fcode match is found.
5105 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5107 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5108 pattern as define_insn_and_split. Split insn before reload to
5110 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5111 <shift_insn><mode>3_1.
5112 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5113 <rotate_insn><mode>3_1.
5115 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5118 * input.c (get_source_range_for_substring): Rename to...
5119 (get_source_location_for_substring): ...this, adding param
5120 "caret_idx", and converting output param from source_range * to
5122 (get_source_range_for_char): New function.
5123 (get_num_source_ranges_for_substring): Update comment to reflect
5125 (assert_char_at_range): Update to use get_source_range_for_char
5126 rather than get_source_range_for_substring.
5127 (test_lexer_string_locations_concatenation_2): Likewise.
5128 * substring-locations.h (get_source_range_for_substring): Rename
5130 (get_source_location_for_substring): ...this, and adding param
5131 "caret_idx", and converting output param from source_range * to
5134 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5136 * input.c (class selftest::temp_source_file): Move to
5138 (selftest::temp_source_file::temp_source_file): Move to
5140 (selftest::temp_source_file::~temp_source_file): Likewise.
5141 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5143 (selftest::temp_source_file::~temp_source_file): Likewise.
5144 * selftest.h (class selftest::temp_source_file): Move here from
5147 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5150 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5151 inlining, add cgraph edge for the added __builtin_unreachable call.
5154 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5155 only cast it to SHWI for the final comparison.
5157 2016-08-16 Martin Liska <mliska@suse.cz>
5159 PR gcov-profile/36412
5160 * doc/gcov.texi: Document --hash-filenames(-x).
5161 * gcov.c (print_usage): Add the option.
5162 (process_args): Process the option, sort options alphabetically.
5163 (md5sum_to_hex): New function.
5164 (make_gcov_file_name): Do the md5sum and append it to a
5167 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5169 PR tree-optimization/69848
5170 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5171 and swtich operands to avoid additional NOT instruction.
5172 (vcond<v_cmp_mixed><mode>): Ditto.
5173 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5175 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5177 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5179 2016-08-16 Richard Biener <rguenther@suse.de>
5181 PR tree-optimization/76783
5182 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5183 BB visited flags at start.
5185 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5187 PR tree-optimization/72817
5188 PR tree-optimization/73450
5189 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5190 multiple_of_p for adjusted IV.base.
5192 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5195 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5196 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5197 for !flag_finite_math_only or flag_signed_zeros.
5198 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5199 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5200 depend on flag_finite_math_only.
5201 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5203 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5204 (*ieee_smin<mode>3): Ditto.
5205 (*ieee_smax<mode>3): Ditto.
5206 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5207 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5209 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5210 depend on flag_finite_math_only.
5211 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5212 (*mmx_<code>v2sf3): Remove.
5213 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5214 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5215 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5217 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5219 PR rtl-optimization/73650
5220 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5221 it is not a simple move.
5223 2016-08-15 Martin Liska <mliska@suse.cz>
5226 * gcc.c (do_spec_1): Call save_string with the right size.
5227 (save_string): Do an assert about string we copy.
5229 2016-08-15 Richard Biener <rguenther@suse.de>
5231 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5232 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5234 (pass_data_stv): Likewise.
5236 2016-08-15 Richard Biener <rguenther@suse.de>
5238 PR tree-optimization/73434
5239 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5240 TBAA info on the base when forwarding a non-invariant address.
5242 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5244 * dwarf2out.c (struct checksum_attributes): Add
5245 at_string_length_bit_size and at_string_length_byte_size fields.
5246 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5247 and DW_AT_string_length_byte_size.
5248 (die_checksum_ordered): Handle at_string_length_bit_size and
5249 at_string_length_byte_size.
5250 (gen_array_type_die): For dwarf_version >= 5 emit
5251 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5252 (adjust_string_types): For dwarf_version >= 5 remove
5253 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
5254 (resolve_addr): Likewise.
5257 * dwarf2out.c (string_types): New variable.
5258 (gen_array_type_die): Change early_dwarf handling of
5259 DW_AT_string_length, create DW_OP_call4 referencing the
5260 length var temporarily. Handle parameters that are pointers
5262 (adjust_string_types): New function.
5263 (gen_subprogram_die): Temporarily set string_types to local var,
5264 call adjust_string_types if needed.
5265 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
5267 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
5269 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
5271 * doc/install.texi (*-*-solaris2*): Fix version number and document
5272 requirement on GNU make for building libjava with the Solaris linker.
5274 2016-08-15 Martin Liska <mliska@suse.cz>
5275 Jakub Jelinek <jakub@redhat.com>
5277 PR tree-optimization/72824
5278 * tree-loop-distribution.c (const_with_all_bytes_same)
5279 <case VECTOR_CST>: Fix a typo.
5281 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
5284 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
5285 Renamed from _mm512_undefined_si512.
5286 (_mm_undefined_si512): New definition.
5288 2016-08-13 Richard Biener <rguenther@suse.de>
5290 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
5291 into PHIs and update the lattice for its def.
5293 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5296 * ubsan.c (instrument_si_overflow): Pass true instead of false
5298 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
5299 of bbs. Return TODO_cleanup_cfg if any returned true.
5301 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
5303 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
5304 ISA 3.0 MTVSRDD instruction.
5305 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
5308 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
5310 PR tree-optimization/71083
5311 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
5312 bitfield access when possible.
5314 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
5317 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
5318 sign-changing cast from a shorter unsigned type to a wider
5321 2016-08-12 Jakub Jelinek <jakub@redhat.com>
5323 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
5324 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
5325 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
5327 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5329 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
5330 Correct costs for vec_construct.
5332 2016-08-12 Bin Cheng <bin.cheng@arm.com>
5334 PR tree-optimization/69848
5335 * tree-vectorizer.h (enum vect_def_type): New condition reduction
5336 type CONST_COND_REDUCTION.
5337 * tree-vect-loop.c (vectorizable_reduction): Support new condition
5338 reudction type CONST_COND_REDUCTION.
5340 2016-08-12 Richard Biener <rguenther@suse.de>
5342 PR tree-optimization/57326
5343 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
5344 returning an SSA name.
5345 (phi_translate_1): When fully_constant_expression returns a NAME
5346 make sure we have a leader for it.
5348 2016-08-12 Martin Liska <mliska@suse.cz>
5349 Adam Fineman <afineman@afineman.com>
5351 * gcov.c (process_file): Create .gcov file when .gcda
5354 2016-08-12 Marek Polacek <polacek@redhat.com>
5357 * alias.c (find_base_value): Adjust fall through comment.
5358 * cfgexpand.c (expand_debug_expr): Likewise.
5359 * combine.c (find_split_point): Likewise.
5360 (expand_compound_operation): Likewise. Add FALLTHRU.
5361 (make_compound_operation): Adjust fall through comment.
5362 (canon_reg_for_combine): Add FALLTHRU.
5363 (force_to_mode): Adjust fall through comment.
5364 (simplify_shift_const_1): Likewise.
5365 (simplify_comparison): Likewise.
5366 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
5368 * config/aarch64/predicates.md: Likewise.
5369 * config/i386/i386.c (function_arg_advance_32): Likewise.
5370 (ix86_gimplify_va_arg): Likewise.
5371 (print_reg): Likewise.
5372 (ix86_print_operand): Likewise.
5373 (ix86_build_const_vector): Likewise.
5374 (ix86_expand_branch): Likewise.
5375 (ix86_sched_init_global): Adjust fall through comment.
5376 (ix86_expand_args_builtin): Add FALLTHRU.
5377 (ix86_expand_builtin): Likewise.
5378 (ix86_expand_vector_init_one_var): Likewise.
5379 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
5380 (rs6000_adjust_cost): Likewise.
5381 (insn_must_be_first_in_group): Likewise.
5382 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
5383 * dbxout.c (dbxout_symbol): Adjust fall through comment.
5384 * df-scan.c (df_uses_record): Likewise.
5385 * dojump.c (do_jump): Add FALLTHRU.
5386 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
5388 (resolve_args_picking_1): Adjust fall through comment.
5389 (loc_list_from_tree_1): Likewise.
5390 * expmed.c (make_tree): Likewise.
5391 * expr.c (expand_expr_real_2): Add FALLTHRU.
5392 (expand_expr_real_1): Likewise. Adjust fall through comment.
5393 * fold-const.c (const_binop): Adjust fall through comment.
5394 (fold_truth_not_expr): Likewise.
5395 (fold_cond_expr_with_comparison): Add FALLTHRU.
5396 (fold_binary_loc): Likewise.
5397 (contains_label_1): Adjust fall through comment.
5398 (multiple_of_p): Likewise.
5399 * gcov-tool.c (process_args): Add FALLTHRU.
5400 * genattrtab.c (check_attr_test): Likewise.
5401 (write_test_expr): Likewise.
5402 * genconfig.c (walk_insn_part): Likewise.
5403 * genpreds.c (validate_exp): Adjust fall through comment.
5404 (needs_variable): Likewise.
5405 * gensupport.c (get_alternatives_number): Add FALLTHRU.
5406 (subst_dup): Likewise.
5407 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
5408 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
5409 (gimplify_scan_omp_clauses): Add FALLTHRU.
5410 (goa_stabilize_expr): Likewise.
5411 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
5413 * hsa-gen.c (get_address_from_value): Likewise.
5414 * ipa-icf.c (sem_function::hash_stmt): Likewise.
5415 * ira.c (ira_setup_alts): Add FALLTHRU.
5416 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
5418 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
5419 * opts.c (common_handle_option): Likewise.
5420 * read-rtl.c (read_rtx_code): Likewise.
5421 * real.c (round_for_format): Likewise.
5422 * recog.c (asm_operand_ok): Likewise.
5423 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
5424 * reload1.c (set_label_offsets): Likewise.
5425 (eliminate_regs_1): Likewise.
5426 (reload_reg_reaches_end_p): Likewise.
5427 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
5428 (rtx_cost): Likewise.
5429 * sched-rgn.c (is_exception_free): Likewise.
5430 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
5431 * stor-layout.c (int_mode_for_mode): Likewise.
5432 * toplev.c (print_to_asm_out_file): Likewise.
5433 (print_to_stderr): Likewise.
5434 * tree-cfg.c (gimple_verify_flow_info): Likewise.
5435 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
5436 (chrec_fold_multiply): Likewise.
5437 (evolution_function_is_invariant_rec_p): Likewise.
5438 (for_each_scev_op): Likewise.
5439 * tree-data-ref.c (siv_subscript_p): Likewise.
5440 (get_references_in_stmt): Likewise.
5441 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
5442 (substitute_in_expr): Likewise.
5443 (type_cache_hasher::equal): Likewise.
5444 (walk_type_fields): Likewise.
5445 * var-tracking.c (adjust_mems): Add FALLTHRU.
5446 (set_dv_changed): Adjust fall through comment.
5447 * varasm.c (default_function_section): Add FALLTHRU.
5449 2016-08-12 Marek Polacek <polacek@redhat.com>
5452 * tree-complex.c (expand_complex_division): Add missing break.
5454 2016-08-12 Richard Biener <rguenther@suse.de>
5456 * passes.c (execute_todo): Do not push/pop TV_TODO.
5457 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
5458 (execute_one_pass): Likewise.
5459 * common.opt (ftime-report-details): New switch.
5460 * doc/invoke.texi (ftime-report-details): Document.
5461 * timevar.h (timer::print_row): Adjust signature.
5462 (timer::all_zero): New static helper.
5463 (timer::child_map_t): New typedef.
5464 (timer::time_var_def): Add children field.
5465 * timevar.c (timer::named_items::print): Adjust.
5466 (timer::~timer): Free timevar recorded children.
5467 (timer::pop_internal): When -ftime-report-details record
5468 time spent in sub-timevars.
5469 (timer::print_row): Adjust.
5470 (timer::print): Print sub-timevar stats, use all_zero.
5471 * timevar.def (TV_TODO): Remove.
5473 2016-08-12 Richard Biener <rguenther@suse.de>
5475 PR tree-optimization/72851
5476 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
5477 worklists to use bitmaps indexed in execution order.
5478 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
5479 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
5480 (cfg_blocks): Make a bitmap.
5481 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
5483 (cfg_blocks_empty_p): Adjust.
5484 (cfg_blocks_add): Likewise.
5485 (cfg_blocks_get): Likewise.
5486 (add_ssa_edge): Likewise.
5487 (add_control_edge): Likewise.
5488 (simulate_stmt): Likewise.
5489 (process_ssa_edge_worklist): Likewise.
5490 (simulate_block): Likewise.
5491 (ssa_prop_init): Compute PRE order and stmt UIDs.
5492 (ssa_prop_fini): Adjust.
5493 (ssa_propagate): Adjust.
5495 2016-08-12 Richard Biener <rguenther@suse.de>
5497 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
5498 the currently executable edges have fixed ranges. Always
5499 go through update_value_range.
5501 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
5505 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
5506 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
5507 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
5508 (LANG_HOOKS_DECLS): Add it.
5509 * langhooks.h (struct lang_hooks_for_decls): Add
5510 function_decl_defaulted. Const_tree-ify
5511 function_decl_explicit_p and function_decl_deleted_p.
5512 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
5513 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
5514 also at strict DWARF v5.
5517 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
5518 TYPE_QUAL_CONST in reference-typed decls.
5521 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
5522 in DW_OP_pieces, just enough to handle pointers to member
5524 (gen_remaining_tmpl_value_param_die_attribute): Use a location
5525 expression on DWARFv5 if a constant value doesn't work.
5527 2016-08-11 David Malcolm <dmalcolm@redhat.com>
5529 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
5530 * selftest.c (selftest::test_assertions): New function.
5531 (selftest::selftest_c_tests): New function.
5532 * selftest.h (selftest::selftest_c_tests): New declaration.
5534 2016-08-11 Richard Biener <rguenther@suse.de>
5535 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5537 PR rtl-optimization/72855
5538 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
5540 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5543 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
5544 (vsx_store_<mode>): Likewise.
5546 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5548 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
5549 TImode CONST_WIDE_INT store.
5550 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
5552 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
5554 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
5555 mode if unaligned SSE load and store are optimal.
5557 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
5559 PR tree-optimization/71083
5560 * tree-predcom.c (ref_at_iteration): Correctly align the
5563 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5565 * config/s390/s390-builtin-types.def: Add INT128 types.
5566 * config/s390/s390-builtins.def: Add INT128 variants for the add
5567 sub low-level builtins dealing with TImode.
5568 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
5569 via subreg when expanding a builtin.
5570 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
5571 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
5573 * config/s390/vecintrin.h: Adjust builtin names accordingly.
5574 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
5575 ("vec_addc<mode>", "vec_addc_u128"): Merge to
5576 "vacc<bhfgq>_<mode>".
5577 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
5578 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
5579 ("vec_subc<mode>", "vec_subc_u128"): Merge to
5580 "vscbi<bhfgq>_<mode>".
5581 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
5582 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
5584 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5586 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
5588 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5590 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
5592 (vcond<v_cmp_mixed><mode>): Ditto.
5593 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5595 2016-08-11 Bin Cheng <bin.cheng@arm.com>
5597 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
5598 variable explicitly, also assert on it before use.
5600 2016-08-11 Richard Biener <rguenther@suse.de>
5602 PR tree-optimization/72772
5603 * cfgloopmanip.c (create_preheader): Use split_edge if there
5604 is a single loop entry, avoiding degenerate PHIs.
5606 2016-08-11 Richard Biener <rguenther@suse.de>
5608 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
5609 unconditional TODO_cleanup_cfg.
5610 (pass_thread_jumps::execute): Initialize loops, perform a CFG
5611 cleanup only if we threaded a jump.
5613 2016-08-11 Alan Modra <amodra@gmail.com>
5616 * lra-constraints.c (simplify_operand_subreg): Allow subreg
5617 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
5618 slow. Emit two reloads for slow mem case, first loading in
5619 fast innermode, then converting to required mode.
5621 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5623 * config/rs6000/altivec.h (vec_extract_exp): New macro.
5624 (vec_extract_sig): New macro.
5625 (vec_insert_exp): New macro.
5626 (vec_test_data_class): New macro.
5627 (scalar_extract_exp): New macro.
5628 (scalar_extract_sig): New macro.
5629 (scalar_insert_exp): New macro.
5630 (scalar_test_data_class): New macro.
5631 (scalar_test_neg): New macro.
5632 (scalar_cmp_exp_gt): New macro.
5633 (scalar_cmp_exp_lt): New macro.
5634 (scalar_cmp_exp_eq): New macro.
5635 (scalar_cmp_exp_unordered): New macro.
5636 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
5637 to enforce constraint that operand is a 7-bit unsigned literal.
5638 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
5639 for power9 built-ins.
5640 (BU_P9V_VSX_2): Likewise.
5641 (BU_P9V_64BIT_VSX_2): Likewise.
5642 (VSEEDP): Add scalar extract exponent support.
5643 (VSEESP): Add scalar extract signature support.
5644 (VSTDCNDP): Add scalar test negative support.
5645 (VSTDCNSP): Likewise.
5646 (VSIEDP): Add scalar insert exponent support.
5647 (VSCEDPGT): Add scalar compare exponent greater than support.
5648 (VSCEDPLT): Add scalar compare exponent less than support.
5649 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
5650 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
5651 (VSTDCDP): Add scalar test data class support.
5652 (VSTDCSP): Likewise.
5653 (VSEEDP): Add overload support for scalar extract exponent
5655 (VSESDP): Add overload support for scalar extract signature
5657 (VSTDCN): Add overload support for scalar test negative
5659 (VSTDCNDP): Add overload support for scalar test negative
5661 (VSTDCNSP): Add overload support for scalar test negative
5663 (VSIEDP): Add overload support for scalar insert exponent
5665 (VSTDC): Add overload support for scalar test data class
5667 (VSTDCDP): Add overload support for scalar test data class
5669 (VSTDCSP): Add overload support for scalar test data class
5671 (VSCEDPGT): Add overload support for scalar compare exponent
5672 greater than operation.
5673 (VSCEDPLT): Add overload support for scalar compare exponent
5674 less than operation.
5675 (VSCEDPEQ): Add overload support for scalar compare exponent
5676 test-for-equality operation.
5677 (VSCEDPUO): Add overload support for scalar compare exponent
5678 test-for-unordered operation.
5679 (VEEDP): Add vector extract exponent support.
5681 (VESDP): Add vector extract significand support.
5683 (VIEDP): Add vector insert exponent support.
5685 (VTDCDP): Add vector test data class support.
5687 (VES): Add overload support for vector extract significand operation.
5690 (VEE): Add overload support for vector extract exponent operation.
5693 (VTDC): Add overload support for vector test data class operation.
5696 (VIE): Add overload support for vector insert exponent operation.
5699 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5700 overloaded binary floating point functions.
5701 (altivec_resolve_overloaded_builtin): Improve error messages to
5702 distinguish between functions not supported in the current
5703 compiler configuration and functions that were invoked with an
5704 invalid parameter combination, and include the built-in function
5705 name in both error messages.
5706 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
5708 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
5710 (rs6000_expand_binop_builtin): Add check to enforce that argument
5711 2 of the test data class operations is a 7-bit unsigned literal.
5712 (rs6000_invalid_builtin): Add code to issue an error message if a
5713 built-in function that requires the power9_vector and -m32
5714 command-line options is compiled without these options.
5715 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
5716 (UNSPEC_VSX_SXSIGDP): New value.
5717 (UNSPEC_VSX_SXSIGPDP): New value.
5718 (UNSPEC_VSX_SIEXPDP): New value.
5719 (UNSPEC_VSX_SCMPEXPDP): New value.
5720 (UNSPEC_VSX_STSTDC): New value.
5721 (UNSPEC_VSX_VXEXP): New value.
5722 (UNSPEC_VSX_VXSIG): New value.
5723 (UNSPEC_VSX_VIEXP): New value.
5724 (UNSPEC_VSX_VTSTDC): New value.
5725 (xsxexpdp): New insn for scalar extract exponent.
5726 (xsxsigdp): New insn for scalar extract significand.
5727 (xsiexpdp): New insn for scalar insert exponent.
5728 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
5729 (*xscmpexpdp): New insn for scalar compare exponents.
5730 (xststdc<Fvsx): New expansion for both single- and
5731 double-precision scalar test data class operations.
5732 (xststdcneg<Fvsx>): New expansion for both single- and
5733 double-precision scalar test for negative value operations.
5734 (*xststdc<Fvsx>): New insn for scalar test data class
5736 (xvxexp<VSs>): New insn for single- and double-precision
5737 vector extract exponent operation.
5738 (xvxsig<VSs>): New insn for single- and double-precision
5739 vector extract significand operation.
5740 (xviexp<VSs>): New insn for single- and double-precision
5741 vector insert exponent operation.
5742 (xvtstdc<VSs>): New insn for single- and double-precision
5743 vector test data class operation.
5744 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
5745 built-in functions to represent the Power9 binary floating-point
5746 support instructions.
5748 2016-08-10 bin cheng <bin.cheng@arm.com>
5750 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
5752 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5753 Renlin Li <renlin.li@arm.com>
5754 Bin Cheng <bin.cheng@arm.com>
5756 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
5757 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
5758 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
5759 (aarch64_vcond_internal<mode><mode>): Delete pattern.
5760 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
5761 (vcond<v_cmp_result><mode>): Ditto.
5762 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
5763 (vcondu<mode><mode>): Ditto.
5764 (vcond<v_cmp_mixed><mode>): New pattern.
5765 (vcondu<mode><v_cmp_mixed>): New pattern.
5766 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
5767 of aarch64_vcond_internal.
5769 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
5770 Renlin Li <renlin.li@arm.com>
5771 Bin Cheng <bin.cheng@arm.com>
5773 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
5774 (vec_cmp<mode><v_cmp_result>): New pattern.
5775 (vec_cmpu<mode><mode>): New pattern.
5776 (vcond_mask_<mode><v_cmp_result>): New pattern.
5778 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
5780 PR tree-optimization/71734
5781 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
5782 REF_LOOP, invoke ref_indep_loop_p_1.
5783 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
5784 to ref_indep_loop_p.
5785 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
5786 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
5787 is inside LOOP, do not cache dpendence value for loops with
5789 (ref_indep_loop_p_2): Delete function.
5790 (can_sm_ref_p): Pass LOOP as additional argument to
5793 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
5796 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
5797 being an offsettable address.
5799 2016-08-10 Martin Liska <mliska@suse.cz>
5801 PR gcov-profile/58306
5802 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
5803 atomic variants of profile update functions.
5805 2016-08-10 Martin Liska <mliska@suse.cz>
5807 Cherry picked (and modified) from google-4_7 branch
5808 2012-12-26 Rong Xu <xur@google.com>
5809 * common.opt (fprofile-update): Add new flag.
5810 * coretypes.h: Define enum profile_update.
5811 * doc/invoke.texi: Document -fprofile-update.
5812 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
5813 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
5814 * tree-profile.c (gimple_init_edge_profiler): Generate
5815 also atomic profiler update.
5816 (gimple_gen_edge_profiler): Likewise.
5818 2016-08-10 David Malcolm <dmalcolm@redhat.com>
5820 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
5821 stack_usage_file to NULL after fclose calls.
5823 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5826 * reload.c (push_reload): Compute subreg_in_class for
5827 subregs of constants and plus expressions. Remove special
5828 handling of SYMBOL_REFs.
5830 2016-08-10 Alan Modra <amodra@gmail.com>
5833 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
5834 SImode for TARGET_E500_DOUBLE when given SImode.
5836 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
5838 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
5839 unused variable __O.
5841 2016-08-09 Martin Liska <mliska@suse.cz>
5843 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
5844 _gcov_reset to __gcov_reset.
5845 * doc/gcov-tool.texi: Fix typo.
5847 2016-08-09 Martin Liska <mliska@suse.cz>
5849 * value-prof.c (gimple_divmod_values_to_profile): Do not
5850 instrument MOD histogram if a value is not a SSA name.
5852 2016-08-09 Martin Liska <mliska@suse.cz>
5854 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
5857 2016-08-09 Renlin Li <renlin.li@arm.com>
5860 * calls.c (prepare_call_address): Convert funexp to Pmode when
5862 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
5863 (sibcall_value): Likewise.
5865 2016-08-09 Marek Polacek <polacek@redhat.com>
5868 * cselib.c (cselib_expand_value_rtx_1): Add return.
5869 * gengtype.c (dbgprint_count_type_at): Likewise.
5870 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
5871 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
5873 2016-08-09 Martin Jambor <mjambor@suse.cz>
5876 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
5877 if instance is a MEM_REF.
5879 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
5882 * config/i386/i386.md (*movtf_internal): Use
5883 lra_in_progress || reload_completed instead of !can_create_pseudo_p
5884 in the insn constraint.
5885 (*movxf_internal): Ditto.
5886 (*movdf_internal): Ditto.
5887 (*movsf_internal): Ditto.
5889 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5891 PR tree-optimization/72772
5892 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
5895 2016-08-09 Bin Cheng <bin.cheng@arm.com>
5897 PR tree-optimization/72772
5898 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
5900 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
5901 parameter STOP and update calls. Move expand_simple_operations
5902 function call from here...
5903 (simplify_using_initial_conditions): ...to here. Delete parameter
5905 (tree_simplify_using_condition): Delete parameter STOP.
5906 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
5907 simplify_using_initial_conditions.
5909 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
5912 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
5913 Use create_tmp_var_raw instead of create_tmp_var.
5915 2016-08-09 Richard Biener <rguenther@suse.de>
5917 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
5918 Treat same SSA names related.
5920 2016-08-09 Jakub Jelinek <jakub@redhat.com>
5922 PR tree-optimization/72824
5923 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
5924 real_zerop is not negative.
5926 2016-08-09 Richard Biener <rguenther@suse.de>
5928 PR tree-optimization/71802
5929 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
5930 all merge opportunities with the predecessor.
5932 2016-08-09 Richard Biener <rguenther@suse.de>
5935 * ipa-prop.c (ipa_modify_formal_parameters): Build
5936 parameter types with natural alignment also for the
5939 2016-08-08 Andi Kleen <ak@linux.intel.com>
5941 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
5943 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5946 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
5947 do-nothing langhook.
5948 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
5949 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
5950 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
5951 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
5953 2016-08-08 David Malcolm <dmalcolm@redhat.com>
5956 * input.c: Ensure that HAVE_ICONV is defined.
5958 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5961 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
5962 private vars for lastprivate and for linear iterator.
5965 * omp-simd-clone.c: Include varasm.h.
5966 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
5967 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
5968 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
5969 update function name.
5971 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5973 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
5974 (avr_diagnose_devicespecs_error): Remove.
5975 (avr_devicespecs_file): Remove composing absolute path for specfile
5976 and its verbose info. Remove conditions to check specs-file,
5978 2016-08-08 Jakub Jelinek <jakub@redhat.com>
5980 PR rtl-optimization/72821
5981 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
5982 just return false for them.
5984 2016-08-08 Alan Modra <amodra@gmail.com>
5987 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
5988 toc refs created during reload. Update function comment.
5990 2016-08-08 Alan Modra <amodra@gmail.com>
5993 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
5994 alternatives. Put loads first, then stores, and reg/reg moves
5995 within same class later. Delete attr length.
5997 2016-08-08 Alan Modra <amodra@gmail.com>
6000 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6001 (mem_operand_ds_form): New predicate.
6002 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6003 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6004 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6005 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6006 (extendsfdf2_fpr): Replace o constraint with wY.
6008 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6010 * tree-ssa-threadbackward.c: Include tree-inline.h
6011 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6012 size of copied block; for cold paths reduce duplication.
6013 (find_jump_threads_backwards): Remove redundant tests.
6014 (pass_thread_jumps::gate): Enable for -Os.
6016 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6019 * stor-layout.c (layout_decl): Fix up formatting.
6020 (relayout_decl): Allow DECL to be FIELD_DECL.
6022 2016-08-07 Alan Modra <amodra@gmail.com>
6024 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6026 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6028 * data-streamer-in.c (streamer_read_wide_int): New.
6029 (streamer_read_widest_int): Renamed function.
6030 * data-streamer-out.c (streamer_write_wide_int): New
6031 (streamer_write_widest_int): Renamed function.
6032 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6034 (input_cfg): Call renamed function.
6035 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6037 (output_cfg): Call renamed function.
6038 * data-streamer.h: Add declarations.
6040 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6042 * tree-ssa-ccp.c (extend_mask): New param sgn.
6043 Remove ORing with wi::mask.
6044 (get_default_value): Adjust call to extend_mask to pass sign.
6045 (evaluate_stmt): Likewise.
6047 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6049 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6052 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6054 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6055 transform if operand's type is pointer to function or method.
6057 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6059 PR tree-optimization/18046
6060 * tree-ssa-threadedge.c: Include cfganal.h.
6061 (simplify_control_statement_condition): If simplifying a
6062 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6063 with the dominating ASSERT_EXPR before handing it off to VRP.
6064 Mention that a CASE_LABEL_EXPR may be returned.
6065 (thread_around_empty_blocks): Adjust to handle
6066 simplify_control_statement_condition() returning a
6068 (thread_through_normal_block): Likewise.
6069 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6070 a switch statement by trying to determine which case label
6073 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6075 PR rtl-optimization/69847
6076 * lra-constraints.c (process_invariant_for_inheritance): Save
6077 pattern instead of src.
6078 (remove_inheritance_pseudos): Use the pattern. Add assert.
6080 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6082 * input.c (string_concat::string_concat): New constructor.
6083 (string_concat_db::string_concat_db): New constructor.
6084 (string_concat_db::record_string_concatenation): New method.
6085 (string_concat_db::get_string_concatenation): New method.
6086 (string_concat_db::get_key_loc): New method.
6087 (class auto_cpp_string_vec): New class.
6088 (get_substring_ranges_for_loc): New function.
6089 (get_source_range_for_substring): New function.
6090 (get_num_source_ranges_for_substring): New function.
6091 (class selftest::lexer_test_options): New class.
6092 (struct selftest::lexer_test): New struct.
6093 (class selftest::ebcdic_execution_charset): New class.
6094 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6095 (selftest::lexer_test::lexer_test): New constructor.
6096 (selftest::lexer_test::~lexer_test): New destructor.
6097 (selftest::lexer_test::get_token): New method.
6098 (selftest::assert_char_at_range): New function.
6099 (ASSERT_CHAR_AT_RANGE): New macro.
6100 (selftest::assert_num_substring_ranges): New function.
6101 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6102 (selftest::assert_has_no_substring_ranges): New function.
6103 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6104 (selftest::test_lexer_string_locations_simple): New function.
6105 (selftest::test_lexer_string_locations_ebcdic): New function.
6106 (selftest::test_lexer_string_locations_hex): New function.
6107 (selftest::test_lexer_string_locations_oct): New function.
6108 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6109 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6110 (selftest::test_lexer_string_locations_ucn4): New function.
6111 (selftest::test_lexer_string_locations_ucn8): New function.
6112 (selftest::uint32_from_big_endian): New function.
6113 (selftest::test_lexer_string_locations_wide_string): New function.
6114 (selftest::uint16_from_big_endian): New function.
6115 (selftest::test_lexer_string_locations_string16): New function.
6116 (selftest::test_lexer_string_locations_string32): New function.
6117 (selftest::test_lexer_string_locations_u8): New function.
6118 (selftest::test_lexer_string_locations_utf8_source): New function.
6119 (selftest::test_lexer_string_locations_concatenation_1): New
6121 (selftest::test_lexer_string_locations_concatenation_2): New
6123 (selftest::test_lexer_string_locations_concatenation_3): New
6125 (selftest::test_lexer_string_locations_macro): New function.
6126 (selftest::test_lexer_string_locations_stringified_macro_argument):
6128 (selftest::test_lexer_string_locations_non_string): New function.
6129 (selftest::test_lexer_string_locations_long_line): New function.
6130 (selftest::test_lexer_char_constants): New function.
6131 (selftest::input_c_tests): Call the new test functions once per
6132 case within the line_table test matrix.
6133 * input.h (struct string_concat): New struct.
6134 (struct location_hash): New struct.
6135 (class string_concat_db): New class.
6136 * substring-locations.h: New header.
6138 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6140 PR tree-optimization/72810
6141 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6142 the type of the case labels when truncating.
6144 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6147 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6148 (aarch64_fp16_ptr_type_node): Likewise.
6149 * config/aarch64/aarch64-simd-builtins.c
6150 (aarch64_fp16_ptr_type_node): Define.
6151 (aarch64_init_fp16_types): New, refactored out of...
6152 (aarch64_init_builtins): ...here, update to call
6153 aarch64_init_fp16_types.
6154 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6156 (aapcs_vfp_sub_candidate): Likewise.
6158 2016-08-05 Martin Liska <mliska@suse.cz>
6159 Joshua Cranmer <Pidgeot18@gmail.com>
6161 * gcov.c (line_t::has_block): New function.
6162 (enum loop_type): New enum.
6163 (handle_cycle): New function.
6164 (unblock): Likewise.
6165 (circuit): Likewise.
6166 (get_cycles_count): Likewise.
6167 (accumulate_line_counts): Use new loop detection algorithm.
6169 2016-08-05 Martin Liska <mliska@suse.cz>
6171 * gcov.c (output_intermediate_file): Rename
6172 function_info::line_next to next_file_fn.
6173 (process_file): Likewise.
6174 (read_graph_file): Likewise.
6175 (accumulate_line_counts): Likewise.
6176 (output_lines): Likewise.
6178 2016-08-05 Richard Biener <rguenther@suse.de>
6180 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6181 restriction on threading to a loop header.
6183 2016-08-05 Richard Biener <rguenther@suse.de>
6185 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6186 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6187 adjust loop info accordingly.
6189 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6191 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6192 before folding call to __builtin_constant_p with parameters to false.
6194 2016-08-05 Alan Modra <amodra@gmail.com>
6196 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6197 code accidentally committed 2016-05-02 providing class when given
6200 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6202 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6203 the case label ranges that partially overlap with OP's value
6206 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6209 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6210 Cast builtin function result to __mmask16 instead of __mmask8.
6211 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6212 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6213 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6215 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6217 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6218 (ASSERT_TRUE_AT): New macro.
6219 (ASSERT_FALSE): Reimplement in terms of...
6220 (ASSERT_FALSE_AT): New macro.
6221 (ASSERT_STREQ_AT): Fix typo in comment.
6223 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6225 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6226 labels are exhaustive, designate the label with the widest
6227 range to be the default label.
6229 2016-08-04 Andrew Pinski <apinski@cavium.com>
6231 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6232 (thunderx_tunings): Use thunderx_vector_cost instead of
6233 generic_vector_cost.
6235 2016-08-04 Martin Liska <mliska@suse.cz>
6237 * gcov.c (main): Fix GNU coding style.
6238 (output_intermediate_file): Likewise.
6239 (process_file): Likewise.
6240 (generate_results): Likewise.
6241 (release_structures): Likewise.
6242 (create_file_names): Likewise.
6243 (find_source): Likewise.
6244 (read_graph_file): Likewise.
6245 (find_exception_blocks): Likewise.
6246 (canonicalize_name): Likewise.
6247 (make_gcov_file_name): Likewise.
6248 (mangle_name): Likewise.
6249 (accumulate_line_counts): Likewise.
6250 (output_branch_count): Likewise.
6251 (read_line): Likewise.
6253 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
6255 PR rtl-optimization/71779
6256 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
6257 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
6258 or if it was truncated.
6260 PR rtl-optimization/70903
6261 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
6263 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6265 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
6266 accessing SSA_NAME_PTR_INFO.
6268 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6271 * common/config/avr/avr-common.c (avr_option_optimization_table)
6272 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
6274 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
6277 * config/avr/avr.md: New pattern to work around do_store_flag
6278 generating shift instructions for bit extractions.
6280 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
6282 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
6284 (add_equivalence): Likewise.
6285 (get_value_range): Allocate value range with vrp_value_range_pool.
6286 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
6287 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
6289 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
6291 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
6292 the default for the rs6000 port.
6294 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
6297 * calls.c (special_function_p): Remove special handling of
6298 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
6299 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
6300 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
6302 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
6305 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
6306 Don't stop on regular insns.
6308 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
6310 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
6311 size to DImode boundary.
6312 (nvptx_propagate): Likewise.
6314 2016-08-03 Alan Modra <amodra@gmail.com>
6316 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
6317 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
6318 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
6319 from -mefficient-unaligned-vector. Note that this affects fp too.
6321 2016-08-03 Alan Modra <amodra@gmail.com>
6323 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
6326 2016-08-03 Alan Modra <amodra@gmail.com>
6328 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
6329 to a reg. Localize vars.
6331 2016-08-03 Alan Modra <amodra@gmail.com>
6333 * config/rs6000/rs6000.opt: Remove negatives from help strings
6336 2016-08-03 Alan Modra <amodra@gmail.com>
6338 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
6339 Delete duplicated code.
6341 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6344 * lra-spills.c (regno_in_use_p): New.
6345 (lra_final_code_change): Use it.
6347 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
6349 PR rtl-optimization/69847
6350 * lra-int.h (struct lra-reg): Use restore_rtx instead of
6352 (lra_rtx_hash): New.
6353 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
6355 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
6356 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
6357 * lra-spills.c (lra_final_code_change): Don't delete insn when the
6358 next insn is USE with the same reg as the current insn source.
6359 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
6361 (lra_constraints_init): Call initiate_invariants.
6362 (lra_constraints_finish): Call finish_invariants.
6363 (struct invariant, invariant_t, invariant_ptr_t): New.
6364 (const_invariant_ptr_t, invariants, invariants_pool): New.
6365 (invariant_table, invariant_hash, invariant_eq_p): New.
6366 (insert_invariant, initiate_invariants, finish_invariants): New.
6367 (clear_invariants, invalid_invariant_regs): New.
6368 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
6369 instead of restore_regno.
6370 (invariant_p, process_invariant_for_inheritance): New.
6371 (inherit_in_ebb): Implement invariant inheritance.
6372 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
6373 (remove_inheritance_pseudos): Implement undoing invariant
6375 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
6376 instead of restore_regno.
6377 * lra-assigns.c (regno_live_length): New.
6378 (reload_pseudo_compare_func): Use regno_live_length.
6379 (assign_by_spills): Use restore_rtx instead of restore_regno.
6380 (lra_assign): Ditto. Initiate regno_live_length.
6382 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
6384 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
6385 __builtin_aarch64_fmindf.
6387 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6389 PR tree-optimization/34114
6390 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
6391 information for more control IVs.
6393 2016-08-02 Bin Cheng <bin.cheng@arm.com>
6395 PR tree-optimization/34114
6396 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
6397 PLUS_EXPR case. Handle SSA_NAME case.
6399 2016-08-02 Tamar Christina <tamar.christina@arm.com>
6401 * config/aarch64/aarch64-simd-builtins.def
6402 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
6403 (__builtin_aarch64_fmaxdf): Likewise.
6404 (__builtin_aarch64_smin_nandf): Likewise.
6405 (__builtin_aarch64_smax_nandf): Likewise.
6406 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
6407 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
6408 (<fmaxmin><mode>3): ...this.
6409 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
6410 (vminnm_f64): Likewise.
6411 (vmin_f64): Likewise.
6412 (vmax_f64): Likewise.
6413 * config/aarch64/iterators.md (FMAXMIN): Merge with...
6414 (FMAXMIN_UNS): ...this.
6415 (fmaxmin): Merged with
6416 (fmaxmin_op): ...this...
6417 (maxmin_uns_op): ...in to this.
6419 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
6421 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6422 Add support for vec_extract on vector float, vector int, vector
6423 short, and vector char vector types.
6424 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
6425 vector float, vector int, vector short, and vector char
6426 optimizations on 64-bit ISA 2.07 systems for both constant and
6427 variable element numbers.
6428 (rs6000_split_vec_extract_var): Likewise.
6429 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
6430 Altivec registers on ISA 2.07 and above.
6431 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
6432 which never was matched due to the split occuring before register
6433 allocation (and the code would not have worked on little endian
6434 systems if it did match). Allow extracts to go to the Altivec
6435 registers if ISA 2.07 (power8). Change from using "" around the
6436 C++ code to using {}'s.
6437 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
6438 vec_extracts when the vector is in memory.
6439 (vsx_extract_v4sf_var): New insn to optimize vector float
6440 vec_extracts when the element number is variable on 64-bit ISA
6442 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
6443 for 64-bit ISA 2.07 as well as ISA 3.0.
6444 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
6445 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
6446 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
6447 optimize vector int, vector short, and vector char vec_extracts
6448 when the vector is in memory.
6449 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
6450 optimize vector int, vector short, and vector char vec_extracts
6451 when the element number is variable.
6453 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6456 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
6457 does not overlap with other symbol flags.
6459 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
6461 * config/aarch64/aarch64.h (aarch64_frame):
6462 Remove padding0 and hardfp_offset. Add locals_offset,
6463 initial_adjust, callee_adjust, callee_offset and final_adjust.
6464 * config/aarch64/aarch64.c (aarch64_layout_frame):
6465 Remove unused padding0 and hardfp_offset initializations.
6466 Choose frame layout and set frame variables accordingly.
6467 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
6468 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
6469 (aarch64_pop_regs): Likewise.
6470 (aarch64_expand_prologue): Remove all decision code, just emit
6471 prolog according to frame variables.
6472 (aarch64_expand_epilogue): Remove all decision code, just emit
6473 epilog according to frame variables.
6474 (aarch64_initial_elimination_offset): Use offset to local/arg area.
6476 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
6479 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
6480 fix_debug_reg_uses after changing source register mode to
6481 V1TImode if source register is undefined.
6483 2015-08-01 Alan Hayward <alan.hayward@arm.com>
6485 PR tree-optimization/71818
6486 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
6487 with non invariant evolutions
6489 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6492 * config/avr/avr.md (length) [branch]: Correct insn length
6493 attribute for forward branches.
6495 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
6497 * doc/extend.texi (AVR Built-in Functions): Document
6499 * config/avr/builtins.def (NOPS): New.
6500 * config/avr/avr.c (avr_expand_nops): New static function.
6501 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
6503 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6505 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
6506 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
6509 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
6511 * config/aarch64/aarch64.c (vulcan_tunings): Update
6512 vulcan L1 cache_line_size.
6514 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6516 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
6517 function that takes a vector memory address, a hard register, an
6518 element number and a temporary base register, and recreates an
6519 address that points to the appropriate element within the vector.
6520 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
6521 (rs6000_split_vec_extract_var): Add support for the target of a
6522 vec_extract with variable element number being a scalar memory
6524 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
6526 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
6527 vsx_extract_<mode>_load insn with a new insn that optimizes
6528 storing either element to a memory location, using scratch
6529 registers to pick apart the vector and reconstruct the address.
6530 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
6531 (vsx_extract_<mode>_store): Rework alternatives to more correctly
6532 support Altivec registers. Add support for ISA 3.0 Altivec d-form
6534 (vsx_extract_<mode>_var): Add support for extracting a variable
6535 element number from memory.
6537 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6539 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
6540 when testing for compares against constants of the form 0xabab.
6542 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6544 PR tree-optimization/57558
6545 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
6547 (vect_loop_versioning): Support versioning with niter assumptions.
6548 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
6549 (vect_get_loop_niters): New parameter. Reimplement to support
6550 assumptions in loop niter info.
6551 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
6552 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
6553 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
6554 Support loop versioning for niters.
6555 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
6556 (vect_free_loop_info_assumptions): New function.
6557 (vectorize_loops): Free loop niter info for loops with flag
6558 LOOP_F_ASSUMPTIONS set if vectorization failed.
6559 * tree-vectorizer.h (struct _loop_vec_info): New field
6560 num_iters_assumptions.
6561 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
6562 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
6563 (LOOP_REQUIRES_VERSIONING): New macro.
6564 (vect_free_loop_info_assumptions): New decl.
6566 2016-07-29 Bin Cheng <bin.cheng@arm.com>
6568 * cfgloop.h (struct loop): New field constraints.
6569 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
6570 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
6572 * cfgloop.c (alloc_loop): Initialize new field.
6573 * cfgloopmanip.c (copy_loop_info): Copy constraints.
6574 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
6575 Adjust niter analysis wrto loop constraints.
6576 * doc/loop.texi (@node Number of iterations): Add description for loop
6579 2016-07-29 Marek Polacek <polacek@redhat.com>
6582 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
6583 (ix86_expand_round_builtin): Likewise.
6585 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
6586 Georg-Johann Lay <avr@gjlay.de>
6588 PR rtl-optimization/71976
6589 * combine.c (get_last_value): Return 0 if the argument for which
6590 the function is called has a wider mode than the recorded value.
6592 2016-07-29 Marek Polacek <polacek@redhat.com>
6595 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
6596 (altivec_expand_st_builtin): Likewise.
6598 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
6600 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
6601 introduced in r238381.
6603 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
6606 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
6607 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
6609 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
6611 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
6613 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6614 Add support for vec_extract of vector double or vector long having
6615 a variable element number on 64-bit ISA 2.07 systems or newer.
6616 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
6618 (rs6000_split_vec_extract_var): New function to split a
6619 vec_extract built-in function with variable element number.
6620 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
6622 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
6623 (UNSPEC_VSX_EXTRACT): Likewise.
6624 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
6625 direct move instructions to be generated on 64-bit ISA 2.07
6626 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
6628 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
6629 arguments for vec_extract variable element.
6630 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
6631 vec_extract with variable element on V2DFmode and V2DImode
6633 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
6634 -mupper-regs-df requirement, since it isn't needed.
6635 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
6636 do direct moves on 64-bit systems, which allows optimization of
6637 vec_extract on 64-bit ISA 2.07 systems and newer.
6639 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6640 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6642 * config/aarch64/aarch64.md
6643 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
6645 (<optab>qihi2_aarch64): Likewise, and split into two.
6646 (extendqihi2_aarch64): New.
6647 (zero_extendqihi2_aarch64): New.
6648 * config/aarch64/iterators.md (ldrxt): Remove.
6649 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
6652 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
6654 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
6656 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
6658 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
6659 (aarch64_push_reg): New function to push 1 or 2 registers.
6660 (aarch64_pop_reg): New function to pop 1 or 2 registers.
6661 (aarch64_expand_prologue): Use aarch64_push_regs.
6662 (aarch64_expand_epilogue): Use aarch64_pop_regs.
6664 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
6666 PR tree-optimization/71734
6667 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
6668 attribute instead of REF_LOOP and use it.
6669 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
6670 set it for Loops having non-zero safelen attribute.
6671 (ref_indep_loop_p): Pass zero as initial value for safelen.
6673 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
6677 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
6678 call using chkp_gimple_call_builtin_p.
6679 (chkp_copy_bounds_for_assign): Likewise.
6681 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6683 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
6684 * config/arm/arm-protos.h (struct tune_params): Likewise.
6685 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
6686 (cortex_a9_sched_adjust_cost): Likewise.
6687 (fa726te_sched_adjust_cost): Likewise.
6688 (arm_adjust_cost): Likewise.
6689 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
6690 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
6691 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
6692 * config/i386/i386.c (ix86_adjust_cost): Likewise.
6693 * config/ia64/ia64.c: Likewise.
6694 * config/m68k/m68k.c: Likewise.
6695 * config/mep/mep.c (mep_adjust_cost): Likewise.
6696 * config/microblaze/microblaze.c (microblaze_adjust_cost):
6698 * config/mips/mips.c (mips_adjust_cost): Likewise.
6699 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
6701 * config/pa/pa.c (pa_adjust_cost): Likewise.
6702 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
6703 (rs6000_debug_adjust_cost): Likewise.
6704 * config/sh/sh.c (sh_adjust_cost): Likewise.
6705 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
6706 (hypersparc_adjust_cost): Likewise.
6707 (sparc_adjust_cost): Likewise.
6708 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
6709 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
6710 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
6712 * config/visium/visium.c (visium_adjust_cost): Likewise.
6713 * doc/tm.texi: Regenerate.
6714 * haifa-sched.c (dep_cost_1): Adjust.
6715 * target.def: Merge adjust_cost and adjust_cost_2.
6717 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6719 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
6721 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6723 * store-motion.c (struct st_expr): Make pattern_regs a vector.
6724 (extract_mentioned_regs): Append to a vector instead of
6725 returning a rtx_expr_list.
6726 (st_expr_entry): Adjust.
6727 (free_st_expr_entry): Likewise.
6728 (store_ops_ok): Likewise.
6729 (store_killed_in_insn): Likewise.
6730 (find_moveable_store): Likewise.
6732 2016-07-28 Martin Liska <mliska@suse.cz>
6734 PR gcov-profile/68025
6735 * tree-profile.c (tree_profiling): Respect
6736 no_profile_instrument_function attribute.
6737 * doc/extend.texi: Document no_profile_instrument_function
6740 2016-07-28 Martin Liska <mliska@suse.cz>
6742 PR rtl-optimization/70944
6743 * combine.c (make_compound_operation):
6744 Do not allow make_compound_operation for vector mode
6746 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
6749 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
6750 before calling get_ops.
6752 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6754 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
6755 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
6756 (BITS_PER_UNIT_LOG): Remove.
6757 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
6758 * expr.c (expand_assignment): Likewise.
6759 * stor-layout.c (initialize_sizetypes): Likewise.
6761 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6763 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
6764 signature of rs6000_expand_vector_extract so that the element
6765 number is a RTX instead of a constant integer.
6766 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
6768 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
6769 (altivec_expand_vec_ext_builtin): Likewise.
6770 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
6771 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
6772 MFVSRLD instruction.
6774 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6776 * input.c (get_pure_location): Move here from tree.c.
6777 (make_location): Likewise. Add header comment.
6778 (selftest::test_accessing_ordinary_linemaps): Verify
6779 pure_location_p, make_location, get_location_from_adhoc_loc and
6781 * input.h (get_pure_location): Move declaration here from tree.h.
6782 (get_finish): Likewise for inline function.
6783 (make_location): Likewise for declaration.
6784 * tree.c (get_pure_location): Move to input.c.
6785 (make_location): Likewise.
6786 * tree.h (get_pure_location): Move declaration to tree.h.
6787 (get_finish): Likewise for inline function.
6788 (make_location): Likewise for declaration.
6790 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6793 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
6795 2016-07-27 David Malcolm <dmalcolm@redhat.com>
6797 * system.h (STATIC_ASSERT): Use static_assert if building
6800 2016-07-27 Richard Biener <rguenther@suse.de>
6802 PR tree-optimization/72517
6803 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
6804 Revert change to not compute read-read dependences.
6806 2016-07-27 Richard Biener <rguenther@suse.de>
6808 * predict.c (set_even_probabilities): Make nedges unsigned.
6810 2016-07-27 Martin Liska <mliska@suse.cz>
6812 * predict.c (set_even_probabilities): Handle unlikely edges.
6813 (combine_predictions_for_bb): Likewise.
6815 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
6818 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
6819 __float128 support when we don't have hardware support, so that
6820 the IEEE built-in functions like isgreater, first call __unordkf3
6821 to make sure neither operand is a NaN, and if both operands are
6822 ordered, do the normal comparison.
6824 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6826 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
6828 (extract_code_and_val_from_cond_with_ops): Verify that name is
6829 either cond_op0 or cond_op1.
6831 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
6833 PR tree-optimization/18046
6834 * genmodes.c (emit_mode_size_inline): Emit an assert that
6835 verifies that mode is a valid array index.
6836 (emit_mode_nuinits_inline): Likewise.
6837 (emit_mode_inner_inline): Likewise.
6838 (emit_mode_unit_size_inline): Likewise.
6839 (emit_mode_unit_precision_inline): Likewise.
6840 * tree-vrp.c: Include params.h.
6841 (find_switch_asserts): Register edge assertions for the default
6842 label which correspond to the anti-ranges of each case label.
6843 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
6844 * doc/invoke.texi: Document it.
6846 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6848 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
6849 and unnecessary call to gimple_bb.
6851 2016-07-26 Richard Biener <rguenther@suse.de>
6853 PR rtl-optimization/71984
6854 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
6857 2016-07-26 Richard Biener <rguenther@suse.de>
6860 * expmed.c (extract_bit_field_1): Constrain the vector mode
6861 with element size matching the extraction mode size when
6862 choosing a better vector mode to do the extraction from.
6864 2016-07-26 Richard Biener <rguenther@suse.de>
6865 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6868 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
6871 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6873 * tree-ssa-structalias.c (struct scc_info): Change types of
6874 members to auto_sbitmap and auto_vec.
6875 (scc_info::scc_info): New constructor.
6876 (scc_info::~scc_info): New destructor.
6877 (init_scc_info): Remove.
6878 (free_scc_info): Remove.
6879 (find_indirect_cycles): Adjust.
6880 (perform_var_substitution): Likewise.
6881 (free_var_substitution_info): Likewise.
6883 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6885 * tree-outof-ssa.c (struct elim_graph): Change type of members
6886 to auto_vec and auto_sbitmap.
6887 (elim_graph::elim_graph): New constructor.
6888 (delete_elim_graph): Remove.
6889 (expand_phi_nodes): Adjust.
6891 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6893 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
6894 (new_elim_graph): Adjust.
6895 (clear_elim_graph): Likewise.
6896 (delete_elim_graph): Likewise.
6897 (elim_graph_size): Likewise.
6898 (elim_graph_add_node): Likewise.
6899 (elim_graph_add_edge): Likewise.
6900 (elim_graph_remove_succ_edge): Likewise.
6901 (eliminate_name): Likewise.
6902 (eliminate_build): Likewise.
6903 (elim_forward): Likewise.
6904 (elim_unvisited_predecessor): Likewise.
6905 (elim_backward): Likewise.
6906 (elim_create): Likewise.
6907 (eliminate_phi): Likewise.
6908 (expand_phi_nodes): Likewise.
6910 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6912 * bt-load.c (compute_out): Use auto_sbitmap class.
6913 (link_btr_uses): Likewise.
6914 * cfganal.c (mark_dfs_back_edges): Likewise.
6915 (post_order_compute): Likewise.
6916 (inverted_post_order_compute): Likewise.
6917 (pre_and_rev_post_order_compute_fn): Likewise.
6918 (single_pred_before_succ_order): Likewise.
6919 * cfgexpand.c (pass_expand::execute): Likewise.
6920 * cfgloop.c (verify_loop_structure): Likewise.
6921 * cfgloopmanip.c (fix_bb_placements): Likewise.
6922 (remove_path): Likewise.
6923 (update_dominators_in_loop): Likewise.
6924 * cfgrtl.c (break_superblocks): Likewise.
6925 * ddg.c (check_sccs): Likewise.
6926 (create_ddg_all_sccs): Likewise.
6927 * df-core.c (df_worklist_dataflow): Likewise.
6928 * dse.c (dse_step3): Likewise.
6929 * except.c (eh_region_outermost): Likewise.
6930 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6931 * gcse.c (prune_expressions): Likewise.
6932 (prune_insertions_deletions): Likewise.
6933 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
6934 * graph.c (draw_cfg_nodes_no_loops): Likewise.
6935 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
6936 * lcm.c (compute_earliest): Likewise.
6937 (compute_farthest): Likewise.
6938 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
6939 (unroll_loop_runtime_iterations): Likewise.
6940 (unroll_loop_stupid): Likewise.
6941 * lower-subreg.c (decompose_multiword_subregs): Likewise.
6942 * lra-lives.c: Likewise.
6943 * lra.c (lra): Likewise.
6944 * modulo-sched.c (schedule_reg_moves): Likewise.
6945 (optimize_sc): Likewise.
6946 (get_sched_window): Likewise.
6947 (sms_schedule_by_order): Likewise.
6948 (check_nodes_order): Likewise.
6949 (order_nodes_of_sccs): Likewise.
6950 (order_nodes_in_scc): Likewise.
6951 * recog.c (split_all_insns): Likewise.
6952 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
6953 * reload1.c (reload): Likewise.
6954 * sched-rgn.c (haifa_find_rgns): Likewise.
6955 (split_edges): Likewise.
6956 (compute_trg_info): Likewise.
6957 * sel-sched.c (init_seqno): Likewise.
6958 * store-motion.c (remove_reachable_equiv_notes): Likewise.
6959 * tree-into-ssa.c (update_ssa): Likewise.
6960 * tree-ssa-live.c (live_worklist): Likewise.
6961 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
6962 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6964 (try_peel_loop): Likewise.
6965 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6967 * tree-ssa-pre.c (compute_antic): Likewise.
6968 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
6969 * tree-stdarg.c (reachable_at_most_once): Likewise.
6970 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
6971 * var-tracking.c (vt_find_locations): Likewise.
6973 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6975 * sbitmap.h (auto_sbitmap): New class.
6977 2016-07-26 Alan Modra <amodra@gmail.com>
6980 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
6983 2016-07-25 David Malcolm <dmalcolm@redhat.com>
6985 * input.c (selftest::temp_source_file::temp_source_file): Fix
6986 missing "%s" in fprintf.
6988 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
6991 * cselib.c (cselib_process_insn): Invalidate argument slots for
6994 2016-07-25 Jiong Wang <jiong.wang@arm.com>
6996 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
6997 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
6998 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7000 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7002 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7003 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7004 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7006 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7008 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7009 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7011 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7012 (add<mode>3): Likewise.
7013 (sub<mode>3): Likewise.
7014 (mul<mode>3): Likewise.
7015 (div<mode>3): Likewise.
7016 (*div<mode>3): Likewise.
7017 (<fmaxmin><mode>3): Extend to HF.
7018 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7019 (fabd<mode>3): Likewise.
7020 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7021 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7022 (aarch64_fmulx<mode>): Likewise.
7023 (aarch64_fac<optab><mode>): Likewise.
7024 (aarch64_frecps<mode>): Likewise.
7025 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7026 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7027 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7028 (VSDQ_HSDI): Support HI.
7029 (fcvt_target, FCVT_TARGET): Likewise.
7030 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7031 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7032 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7033 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7034 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7035 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7036 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7039 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7041 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7042 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7043 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7044 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7046 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7047 (aarch64_cm<optab><mode>): Likewise.
7048 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7049 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7050 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7051 (sqrt<mode>2): Likewise.
7052 (*sqrt<mode>2): Likewise.
7053 (abs<mode>2): Likewise.
7054 (<optab><mode>hf2): New pattern for HF mode.
7055 (<optab>hihf2): Likewise.
7056 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7057 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7058 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7060 * config/aarch64/arm_fp16.h: New file.
7061 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7062 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7063 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7064 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7065 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7066 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7067 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7068 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7069 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7070 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7071 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7072 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7075 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7077 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7078 reduc_smin_scal_): Use VDQIF_F16.
7079 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7080 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7082 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7083 * config/aarch64/iterators.md (VDQIF_F16): New.
7084 (vp): Support HF modes.
7085 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7086 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7088 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7090 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7091 "*aarch64_mulx_elt_from_dup<mode>".
7092 (*aarch64_mul3_elt<mode>): Update schedule type.
7093 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7094 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7095 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7096 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7097 (f, fp): Support HF modes.
7098 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7099 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7100 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7101 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7102 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7103 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7105 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7107 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7108 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7110 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7113 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7115 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7116 * config/aarch64/aarch64-simd.md
7117 (aarch64_rsqrts<mode>): Extend to HF modes.
7118 (fabd<mode>3): Likewise.
7119 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7120 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7121 (aarch64_<maxmin_uns>p<mode>): Likewise.
7122 (<su><maxmin><mode>3): Likewise.
7123 (<maxmin_uns><mode>3): Likewise.
7124 (<fmaxmin><mode>3): Likewise.
7125 (aarch64_faddp<mode>): Likewise.
7126 (aarch64_fmulx<mode>): Likewise.
7127 (aarch64_frecps<mode>): Likewise.
7128 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7129 (add<mode>3): Extend to HF modes.
7130 (sub<mode>3): Likewise.
7131 (mul<mode>3): Likewise.
7132 (div<mode>3): Likewise.
7133 (*div<mode>3): Likewise.
7134 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7136 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7137 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7138 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7139 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7140 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7141 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7142 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7143 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7144 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7145 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7146 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7147 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7148 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7149 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7151 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7153 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7154 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7155 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7156 (neg<mode>2): Likewise.
7157 (abs<mode>2): Likewise.
7158 (<frint_pattern><mode>2): Likewise.
7159 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7160 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7161 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7162 (ftrunc<VDQF:mode>2): Likewise.
7163 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7164 (sqrt<mode>2): Likewise.
7165 (*sqrt<mode>2): Likewise.
7166 (aarch64_frecpe<mode>): Likewise.
7167 (aarch64_cm<optab><mode>): Likewise.
7168 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7170 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7171 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7173 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7174 (vdupq_n_f16): Likewise.
7175 (vld1_dup_f16): Use vdup_n_f16.
7176 (vld1q_dup_f16): Use vdupq_n_f16.
7177 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7178 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7179 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7180 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7181 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7182 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7183 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7184 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7185 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7186 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7187 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7188 vsqrt_f16, vsqrtq_f16): New.
7190 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7192 * config/aarch64/aarch64-simd.md
7193 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7194 (aarch64_ext<mode>): Likewise.
7195 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7196 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7197 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7199 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7201 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7202 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7203 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7204 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7205 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7206 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7207 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7209 (vmov_n_f16): Reimplement using vdup_n_f16.
7210 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7212 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7214 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7215 "frame_related_p". Generate CFA annotation when it's necessary.
7216 (aarch64_expand_prologue): Use aarch64_add_constant.
7217 (aarch64_expand_epilogue): Likewise.
7218 (aarch64_output_mi_thunk): Pass "false" when calling
7219 aarch64_add_constant.
7221 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7223 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7226 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7228 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7229 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7230 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7231 (aarch64_build_constant): Delete.
7233 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7236 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7238 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7239 flag_toplevel_reorder.
7241 2016-07-25 Richard Biener <rguenther@suse.de>
7243 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7244 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7245 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7246 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7247 (streamer_get_builtin_tree): Likewise.
7248 (streamer_write_builtin): Likewise.
7249 * lto-streamer.h (LTO_builtin_decl): Remove.
7250 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
7251 (lto_input_scc): Remove LTO_builtin_decl handling.
7252 (lto_input_tree_1): Liekwise.
7253 * lto-streamer-out.c (lto_output_tree_1): Remove special
7254 handling of builtins.
7255 (DFS::DFS): Likewise.
7256 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
7257 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
7259 (streamer_write_builtin): Remove.
7261 2016-07-25 Martin Liska <mliska@suse.cz>
7263 * lto-cgraph.c (input_symtab): Don't call get_working_sets
7264 if flag_auto_profile is set to true.
7266 2016-07-25 Martin Liska <mliska@suse.cz>
7268 PR gcov-profile/71868
7269 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
7270 have a function with multiple latches, count them all.
7272 2016-07-25 Martin Liska <mliska@suse.cz>
7274 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
7276 2016-07-25 Martin Liska <mliska@suse.cz>
7278 PR tree-optimization/71987
7279 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
7280 just for SSA_NAMEs. Fix GNU coding style.
7282 2016-07-25 Martin Liska <mliska@suse.cz>
7284 PR gcov-profile/64874
7285 * gcov-io.h: Update command about file format.
7286 * gcov-iov.c (main): Adapt the numbering scheme.
7288 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
7291 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
7292 whose result is used in PHI.
7293 (final_range_test_p): Likewise.
7294 (maybe_optimize_range_tests): Likewise.
7296 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
7298 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7299 Reformat two multi-line strings.
7301 2016-07-22 Martin Sebor <msebor@redhat.com>
7303 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
7305 2016-07-22 Martin Sebor <msebor@redhat.com>
7308 * doc/extend.texi (Compound Literals): Correct and clarify.
7309 (Cast to Union): Same.
7311 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
7313 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7314 comments to explain why certain error messages make mention of
7315 undocumented options.
7316 (rs6000_invalid_builtin): Change error messages to replace mention
7317 of undocumented options with mention of the -mcpu=power9 option
7318 that enables those undocumented options.
7319 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
7320 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
7321 definition of this macro to correct an existing error.
7322 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
7323 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
7324 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
7325 descriptions of built-in functions so that they depend on
7326 -mcpu=power9 instead of on the corresponding undocumented flags.
7327 * doc/invoke.texi (Option Summary): Remove all mention of newly
7329 (IBM RS/6000 and PowerPC Options): Likewise.
7330 * doc/md.texi (Constraints for Particuliar Machines): Remove all
7331 mention of newly undocumented flags.
7333 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
7335 * ipa-cp.c (determine_versionability): Do not create constprop clones,
7336 when target_clones attribute is set.
7338 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7340 * common.opt (funsafe-loop-optimizations): Mark ignore.
7341 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
7342 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
7344 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
7345 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
7347 2016-07-22 Bin Cheng <bin.cheng@arm.com>
7349 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7351 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7353 (number_of_iterations_exit): Warn missed loop optimization for
7354 possible infinite loops.
7356 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
7359 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
7360 when to emit a ".machine" pseudo-op.
7362 2016-07-22 Martin Liska <mliska@suse.cz>
7364 PR gcov-profile/69028
7365 PR gcov-profile/62047
7366 * coverage.c (coverage_compute_lineno_checksum): Do not
7367 calculate checksum for fns w/o xloc.file.
7368 (coverage_compute_profile_id): Likewise.
7370 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
7372 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
7373 (avr_secondary_reload): ...and implementation.
7374 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
7375 * config/avr/avr.md (reload_in<mode>): Remove insns.
7376 (adjust_len) [lpm]: Remove insn attribute value.
7377 * config/avr/predicates.md (flash_operand): Remove insn predicate.
7379 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7382 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
7384 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
7385 * calls.c (special_function_p): Remove the special handling of the
7386 "__builtin_" prefix.
7388 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7391 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
7392 if STMT may be an alloca call.
7393 (gimple_alloca_call_p, alloca_call_p): Return only true for the
7394 builtin alloca call.
7395 * calls.h (gimple_maybe_alloca_call_p): New function.
7396 * tree-inline.c (inline_forbidden_p_stmt): Use
7397 gimple_maybe_alloca_call_p here.
7399 2016-07-21 David Malcolm <dmalcolm@redhat.com>
7401 * spellcheck-tree.c (best_macro_match::best_macro_match):
7402 Explictly specify the template arguments when invoking the base
7403 class constructor, to help older C++ compilers.
7405 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7408 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
7409 before builtin_decl_implicit.
7411 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7413 * optabs.c (emit_condiitonal_move): Short circuit for identical
7416 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7418 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
7419 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
7420 (noce_conversion_profitable_p): New.
7421 (noce_try_store_flag_constants): Use it.
7422 (noce_try_addcc): Likewise.
7423 (noce_try_store_flag_mask): Likewise.
7424 (noce_try_cmove): Likewise.
7425 (noce_try_cmove_arith): Likewise.
7426 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
7428 (noce_convert_multiple_sets): Move cost model to here, from...
7429 (bb_ok_for_noce_convert_multiple_sets) ...here.
7430 (noce_process_if_block): Update calls for above changes.
7431 (noce_find_if_block): Record new noce_if_info parameters.
7433 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
7435 * target.def (max_noce_ifcvt_seq_cost): New.
7436 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
7437 * doc/tm.texi: Regenerate.
7438 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
7439 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
7440 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
7441 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
7442 * doc/invoke.texi: Document new params.
7444 2016-07-21 Richard Biener <rguenther@suse.de>
7446 PR tree-optimization/71947
7447 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
7448 ranges have useful limit_vr information.
7450 2016-07-21 Richard Biener <rguenther@suse.de>
7452 * function-tests.c (build_trivial_generic_function): Set
7453 BLOCK_SUPERCONTEXT of DECL_INITIAL.
7454 * omp-low.c (create_omp_child_function): Likewise.
7455 (grid_expand_target_grid_body): Likewise.
7456 * cgraphunit.c (init_lowered_empty_function): Likewise.
7457 (cgraph_node::expand_thunk): Likewise.
7458 * tree-parloops.c (create_loop_fn): Likewise.
7459 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
7461 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7463 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
7466 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
7468 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
7469 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
7470 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
7471 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
7472 values for insn attribute.
7473 * config/avr/avr.c (avr_out_insert_notbit): New function.
7474 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
7475 ADJUST_LEN_INSV_NOTBIT_0/_7.
7476 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
7478 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7480 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
7481 (chrec_convert_1, chrec_convert): Ditto.
7482 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
7483 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
7484 * tree-vrp.c (adjust_range_with_scev): Ditto.
7485 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
7486 (scev_var_range_cant_overflow): New function.
7487 (scev_probably_wraps_p): New parameter. Call above function.
7488 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
7490 2016-07-21 Bin Cheng <bin.cheng@arm.com>
7492 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
7493 by removing computation of may_be_zero.
7495 2016-07-21 Jakub Jelinek <jakub@redhat.com>
7497 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
7499 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
7501 Improving concepts performance and diagnostics.
7502 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
7503 for constraint satisfaction and subsumption.
7504 * timevar.h (auto_timevar): New constructor that matches the push/pop
7505 pattern of usage in pt.c.
7507 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7509 * hwint.h (HOST_WIDE_INT_0): New define.
7510 (HOST_WIDE_INT_0U): Ditto.
7511 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
7512 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
7513 * simplify-rtx.c: Ditto.
7514 * tree-object-size.c: Ditto.
7516 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7518 * config/s390/s390.c (s390_encode_section_info): Remove mode size
7521 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
7523 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
7524 * combine.c: Use HOST_WIDE_INT_M1U instead of
7525 ~(unsigned HOST_WIDE_INT) 0.
7526 * double-int.h: Ditto.
7528 * dwarf2asm.c:Ditto.
7530 * genmodes.c: Ditto.
7532 * read-rtl.c: Ditto.
7533 * tree-ssa-loop-ivopts.c: Ditto.
7534 * tree-ssa-loop-prefetch.c: Ditto.
7535 * tree-vect-generic.c: Ditto.
7536 * tree-vect-patterns.c: Ditto.
7539 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7541 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
7542 constant addresses outside [0,0xc0] into a register.
7543 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
7544 cases where the base address register is unused after.
7545 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
7546 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
7547 (avr_out_store_psi_reg_disp_tiny): Same.
7549 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7551 Implement attribute progmem on reduced Tiny cores by adding
7552 flash offset 0x4000 to respective symbols.
7555 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
7556 documentation how it works on reduced Tiny cores.
7557 (AVR Named Address Spaces): No support for reduced Tiny.
7558 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
7559 (avr_address_tiny_pm_p): New static function.
7560 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
7561 if the address is in progmem.
7562 (avr_assemble_integer): Same.
7563 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
7564 for symbol_ref in progmem.
7565 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
7566 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
7567 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
7569 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
7571 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
7572 * configure: Regenerate.
7573 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
7574 (USE_THIN_ARCHIVES): New variable.
7575 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
7576 this archive as a thin archive.
7578 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7580 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
7581 same location as last time, don't skip if we have fix-it hints.
7582 Clarify the skipping logic by converting it from one "if" clause
7583 to repeated "if" clauses.
7584 * spellcheck-tree.c: Include "cpplib.h".
7585 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
7586 (best_macro_match::best_macro_match): New constructor.
7587 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
7588 Move here from c/c-decl.c.
7589 (class best_macro_match): Move here from c/c-decl.c, converting
7590 from a typedef to a subclass, gaining a ctor.
7592 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7594 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
7595 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
7597 (avr_addr_space_diagnose_usage): ...and implementation.
7598 (avr_addr_space_supported_p): New function.
7599 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
7600 report bad address space usage if that space is supported.
7601 (avr_insert_attributes): Same. No more complain about unsupported
7603 * config/avr/avr-c.c (tm_p.h): Include it.
7604 (avr_cpu_cpp_builtins): Only define addr-space related built-in
7605 macro if avr_addr_space_supported_p.
7607 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7609 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7610 flag_toplevel_reorder.
7612 2016-07-20 David Malcolm <dmalcolm@redhat.com>
7614 * gcc-rich-location.c
7615 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
7617 * gcc-rich-location.h
7618 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
7620 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
7622 * target.def (addr_space): Add new diagnose_usage to hook vector.
7623 * targhooks.c (default_addr_space_diagnose_usage): Add default
7624 implementation and...
7625 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
7626 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
7627 is some address space, call targetm.addr_space.diagnose_usage.
7628 * doc/tm.texi.in (Named Address Spaces): Add anchor for
7629 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
7630 * doc/tm.texi: Regenerate.
7632 2016-07-20 Martin Liska <mliska@suse.cz>
7635 * graphite-isl-ast-to-gimple.c (later_of_the_two):
7636 Properly handly PHI stmts.
7638 2016-07-20 Bin Cheng <bin.cheng@arm.com>
7640 PR tree-optimization/71503
7641 PR tree-optimization/71683
7642 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
7645 2016-07-20 Martin Liska <mliska@suse.cz>
7647 * doc/invoke.texi (-fipa-ra): Document when the option is
7648 disabled. Fix a typo.
7650 2016-07-20 Martin Liska <mliska@suse.cz>
7652 * Makefile.in: Include fibonacci_heap.c
7653 * fibonacci_heap.c: New file.
7654 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
7655 (fibonacci_heap::union_with): Fix deletion of the second heap.
7656 * selftest-run-tests.c (selftest::run_tests): Incorporate
7657 fibonacci heap tests.
7658 * selftest.h: Declare fibonacci_heap_c_tests.
7660 2016-07-20 Martin Liska <mliska@suse.cz>
7662 * selftest-run-tests.c (selftest::run_tests): New function.
7663 * selftest.h (sreal_c_tests): Declare.
7664 * sreal.c (sreal_verify_basics): New function.
7665 (verify_aritmetics): Likewise.
7666 (sreal_verify_arithmetics): Likewise.
7667 (verify_shifting): Likewise.
7668 (sreal_verify_shifting): Likewise.
7669 (void sreal_c_tests): Likewise.
7671 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7673 PR rtl-optimization/71916
7674 * cfgrtl.c (contains_no_active_insn_p): Return false also for
7675 bb which have a single succ fake edge.
7677 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
7680 * dwarf2out.c (gen_subprogram_die): Only call
7681 gen_unspecified_parameters_die while dumping early dwarf.
7683 2016-07-19 Jakub Jelinek <jakub@redhat.com>
7686 * gimple-fold.c (fold_builtin_memory_op): Use
7687 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
7689 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
7691 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
7692 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
7693 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
7694 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
7698 * double-int.c: Ditto.
7700 * dwarf2out.c: Ditto.
7703 * fold-const.c: Ditto.
7704 * function.c: Ditto.
7706 * genmodes.c: Ditto.
7710 * loop-doloop.c: Ditto.
7711 * loop-invariant.c: Ditto.
7718 * simplify-rtx.c: Ditto.
7719 * stor-layout.c: Ditto.
7721 * tree-ssa-loop-ivopts.c: Ditto.
7722 * tree-vect-generic.c: Ditto.
7723 * tree-vect-patterns.c: Ditto.
7728 * wide-int-print.cc: Ditto.
7729 * wide-int.cc: Ditto.
7730 * wide-int.h: Ditto.
7732 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7734 * selftest.c (selftest::assert_streq): Handle NULL values of
7735 val_actual and val_expected.
7737 2016-07-19 Martin Jambor <mjambor@suse.cz>
7740 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
7741 rather than cgraph_create_node to get a call graph node.
7743 2016-07-19 Richard Biener <rguenther@suse.de>
7745 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
7746 handle all tcc_constant bases and valueize SSA names.
7747 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
7750 2016-07-19 David Malcolm <dmalcolm@redhat.com>
7752 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
7753 the flags of the exit block and bb2, not just the entry block.
7755 2016-07-19 Richard Biener <rguenther@suse.de>
7757 PR tree-optimization/71901
7758 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
7759 align member, group stuff with the bitfield.
7760 (vn_ref_op_align_unit): New inline.
7761 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
7762 record element alignment and operand 3 unchanged.
7763 (ao_ref_init_from_vn_reference): Adjust.
7764 (valueize_refs_1): Likewise.
7765 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
7767 2016-07-19 Richard Biener <rguenther@suse.de>
7769 PR tree-optimization/71908
7770 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
7771 symbolic constants in a more reliable way.
7773 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
7775 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
7777 (vect_update_inits_of_drs): Likewise.
7778 (vect_create_cond_for_alias_checks): Likewise.
7779 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
7781 2016-07-19 Richard Biener <rguenther@suse.de>
7784 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
7785 with an abstract origin that is not an inlined function outer
7786 scope add a self-reference as abstract origin.
7787 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
7789 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7792 * config/rs6000/rs6000.c (rs6000_function_value): Fix
7793 unintentional System V.4 structure return breakage for structures
7794 with a single floating point element.
7796 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
7798 PR tree-optimization/71734
7799 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
7800 contains REF, use it to check safelen, assume that safelen value
7801 must be greater 1, fix style.
7802 (ref_indep_loop_p_2): Add REF_LOOP argument.
7803 (ref_indep_loop_p): Pass LOOP as additional argument to
7806 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
7808 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
7809 allocation in the prologue.
7810 * explow.c (get_dynamic_stack_base): New function to return an address
7811 expression for the dynamic stack base.
7812 (get_dynamic_stack_size): New function to do the required dynamic stack
7813 space size calculations.
7814 (allocate_dynamic_stack_space): Use new functions.
7815 (align_dynamic_address): Move some code from
7816 allocate_dynamic_stack_space to new function.
7817 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
7819 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7821 * config/s390/s390.c (s390_encode_section_info): Always set
7822 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7825 2016-07-18 Richard Biener <rguenther@suse.de>
7827 PR tree-optimization/71893
7828 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
7829 for sizetype cast added by array_ref_element_size.
7830 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7832 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
7834 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
7835 register parameters. Remove code to initialize argument pointer
7836 on TARGET_64BIT. Optimize call to _mcount when it can be reached
7837 using a pc-relative branch. Cleanup conditional code.
7838 * config/pa/pa.md (call_mcount): New expander.
7839 (call_mcount_nonpic): New insn.
7840 (call_mcount_pic): New insn and split.
7841 (call_mcount_pic_post_reload): New insn.
7842 (call_mcount_64bit): New insn and split.
7843 (call_mcount_64bit_post_reload): New insn.
7845 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
7847 * config/avr/predicates.md (const_m255_to_m1_operand): New.
7848 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
7849 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
7850 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7851 (*usum_widenqihi3, *udiff_widenqihi3)
7852 (*addhi3_zero_extend.const): New combiner insns.
7853 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
7854 just 1 bit is affected.
7855 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
7856 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
7858 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
7860 * omp-low.c (lower_omp_target): Mark data clauses with
7861 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
7862 zero-length subarrays.
7864 2016-07-15 Richard Biener <rguenther@suse.de>
7866 PR tree-optimization/71881
7867 * tree-loop-distribution.c (destroy_loop): Remove blocks in
7868 reverse DOM order to make debug temp generation happy.
7870 2016-07-15 Richard Biener <rguenther@suse.de>
7872 PR tree-optimization/71887
7873 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
7874 verify it is not zero for division / modulo handling.
7875 (value_replacement): Adjust.
7877 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
7878 Julian Brown <julian@codesourcery.com>
7880 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
7881 * config/aarch64/aarch64-cost-tables.h
7882 (vulcan_extra_costs): New variable.
7883 * config/aarch64/aarch64.c
7884 (vulcan_addrcost_table): Likewise.
7885 (vulcan_regmove_cost): Likewise.
7886 (vulcan_vector_cost): Likewise.
7887 (vulcan_branch_cost): Likewise.
7888 (vulcan_tunings): Likewise.
7890 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
7892 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
7893 (output_in_order): Loop over undefined variables too. Output them
7894 via assemble_undefined_decl. Skip variables that correspond to hard
7895 registers or have value-exprs.
7896 * varpool.c (symbol_table::output_variables): Handle undefined
7897 variables together with defined ones.
7899 2016-07-15 Richard Biener <rguenther@suse.de>
7901 * tree-ssa-pre.c (get_representative_for): Make sure to return
7902 the value number of SSA names.
7903 (phi_translate_1): get_representative_for cannot return NULL.
7904 (do_pre_regular_insertion): Remove redundant call to
7905 fully_constant_expression.
7906 (do_pre_partial_partial_insertion): Likewise.
7908 2016-07-15 Bin Cheng <bin.cheng@arm.com>
7910 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
7911 (derive_simple_iv_with_niters): New function.
7912 (simple_iv): Rewrite using simple_iv_with_niters.
7913 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7914 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
7916 (number_of_iterations_exit): Rewrite using above function.
7917 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
7920 2016-07-15 Richard Biener <rguenther@suse.de>
7922 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
7925 2016-07-14 Jakub Jelinek <jakub@redhat.com>
7927 PR tree-optimization/71872
7928 * tree-data-ref.c (get_references_in_stmt): Ignore references
7929 with is_gimple_constant get_base_address.
7931 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7933 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
7934 (TARGET_HAVE_LDACQD): New macro.
7935 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
7936 than TARGET_HAVE_LDACQ.
7937 (arm_load_acquire_exclusivedi): Likewise.
7938 (arm_store_release_exclusivedi): Likewise.
7940 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
7942 PR rtl-optimization/71878
7943 * lra-constraints.c (match_reload): Pass information about other
7944 output operands. Create new unique register value if matching input
7945 operand shares same register value as output operand being considered.
7946 (curr_insn_transform): Record output operands already processed.
7948 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7951 PR tree-optimization/70923
7952 * tree-vect-patterns.c: Include mult-synthesis.h.
7953 (target_supports_mult_synth_alg): New function.
7954 (synth_lshift_by_additions): Likewise.
7955 (apply_binop_and_append_stmt): Likewise.
7956 (vect_synth_mult_by_constant): Likewise.
7957 (target_has_vecop_for_code): Likewise.
7958 (vect_recog_mult_pattern): Use above functions to synthesize vector
7959 multiplication by integer constants.
7961 2016-07-14 Alan Modra <amodra@gmail.com>
7963 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
7964 gpr alternatives. Correct '*' placement on Y,r alternative.
7965 Add '*' on operand 1 of r,r alternative.
7967 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7969 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
7970 * expmed.h: ... Here.
7972 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
7974 * gimple.h (stmt_can_terminate_bb_p): New function.
7975 * tree-cfg.c (need_fake_edge_p): Rename to ...
7976 (stmt_can_terminate_bb_p): ... this; return true if stmt can
7977 throw external; handle const and pure calls.
7978 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
7980 2016-07-14 Richard Biener <rguenther@suse.de>
7982 PR tree-optimization/71866
7983 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
7984 (do_hoist_insertion): Avoid endless recursion when we
7985 didn't insert anything because we managed to simplify
7986 things down to a constant or SSA name.
7987 (fully_constant_expression): Re-write in terms of ...
7988 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
7989 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
7990 vn_nary_build_or_lookup_1.
7991 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
7992 (vn_nary_build_or_lookup): ... this which now wraps it.
7994 2016-07-14 Alan Modra <amodra@gmail.com>
7997 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
7998 with p9_vector override before power9-dform override.
8000 2016-07-13 Andi Kleen <ak@linux.intel.com>
8002 * value-prof.c (gimple_value_profile_transformations): Don't run
8003 when auto_profile is on.
8005 2016-07-13 Andi Kleen <ak@linux.intel.com>
8007 * auto-profile.c (update_inlined_ind_target,
8008 afdo_indirect_call): Print information to dump file.
8010 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8012 * genrecog.c (special_predicate_operand_p): New function.
8013 (predicate_name): Move function.
8014 (validate_pattern): Don't warn about missing mode for all
8015 define_special_predicate predicates.
8017 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8019 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8020 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8021 resolve alias checks which are known at compilation time.
8022 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8023 alias checks are resolved. Move dump info for too many runtime
8024 alias checks to here...
8025 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8027 2016-07-13 Richard Biener <rguenther@suse.de>
8029 PR tree-optimization/24574
8030 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8031 position and add shift, rotate, divison and modulo support
8033 (value_replacement): Pass in argument position to absorbing_element_p.
8035 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8038 * ipa-inline-transform.c (inline_call): Support
8039 instrumented thunks.
8041 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8043 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8044 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8046 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8047 Baseline. Make initial alternative TARGET_32BIT only.
8048 (udivsi3): Likewise.
8049 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8050 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8053 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8055 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8056 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8057 availability with TARGET_HAVE_MOVT.
8058 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8059 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8060 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8062 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8063 extra instruction if MOVW is available. Use a cost variable
8064 incremented by COSTS_N_INSNS (1) when the condition match rather than
8065 returning an arithmetic expression based on COSTS_N_INSNS. Make
8066 constant with bottom half word zero cost 2 instruction if MOVW is
8068 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8069 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8070 target is ARMv8-M Baseline.
8071 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8072 (arm_movtas_ze): Likewise.
8073 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8074 alternative for constants satisfying j constraint.
8075 (thumb1_movsi_insn): Likewise.
8076 (movsi splitter for K alternative): Tighten condition to not trigger
8077 if movt is available and j constraint is satisfied.
8078 (Pe immediate splitter): Likewise.
8079 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8080 constant fitting in an halfword to use MOVW.
8081 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8084 2016-07-13 Richard Biener <rguenther@suse.de>
8087 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8088 gimplifying the LHS. Make sure to gimplify a returning twice
8089 call LHS without using SSA names.
8091 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8093 * tree-data-ref.c (find_data_references_in_stmt): Remove
8094 unnecessary call to vec::release.
8095 (graphite_find_data_references_in_stmt): Likewise.
8096 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8097 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8099 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8101 * cfgexpand.c (expand_used_vars): Make the type of a local
8103 * genmatch.c (lower_for): Likewise.
8104 * haifa-sched.c (haifa_sched_init): Likewise.
8105 (add_to_speculative_block): Likewise.
8106 (create_check_block_twin): Likewise.
8107 * predict.c (handle_missing_profiles): Likewise.
8108 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8109 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8110 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8112 (maybe_lower_iteration_bound): Likewise.
8113 * tree-ssa-sccvn.c (DFS): Likewise.
8114 * tree-stdarg.c (reachable_at_most_once): Likewise.
8115 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8116 (vectorizable_store): Likewise.
8118 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8120 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8121 (sccvn_dom_walker): make cond_stack an auto_vec.
8123 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8125 * ree.c (struct ext_state): Make type of members auto_vec.
8126 (find_and_remove_re): Adjust.
8128 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8130 * cfgexpand.c (struct stack_vars_data): Make type of fields
8132 (expand_used_vars): Adjust.
8134 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8136 * ipa.c (record_cdtor_fn): Adjust.
8137 (build_cdtor_fns): Likewise.
8138 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8141 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8143 * genextract.c (struct accum_extract): Add constructor and make
8147 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8149 * tree.c (struct free_lang_data_d): Add constructor and change
8150 types of members to ones that automatically manage resources.
8151 (fld_worklist_push): Adjust.
8152 (find_decls_types): Likewise.
8153 (find_decls_types_in_eh_region): Likewise.
8154 (free_lang_data_in_cgraph): Stop manually creating and
8155 destroying members of free_lang_data_d.
8157 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8159 PR rtl-optimization/68961
8160 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8161 peephole variant. Use sse_reg_operand predicates.
8163 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8165 * config/i386/predicates.md (x86_64_immediate_operand)
8166 <case CONST_INT>: Remove unneeded truncation to DImode.
8167 <case CONST>: Ditto.
8168 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8170 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8173 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8174 The xxperm and xxpermr instructions require that the 2nd input
8175 operand overlap with the output operand, and not the 1st.
8176 (altivec_vperm_v8hiv16qi): Likewise.
8177 (altivec_vperm_<mode>_uns_internal): Likewise.
8178 (altivec_vpermr_<mode>_internal): Likewise.
8179 (vperm_v8hiv4si): Likewise.
8180 (vperm_v16qiv8hi): Likewise.
8182 2016-07-12 Nathan Sidwell <nathan@acm.org>
8184 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8185 when -mno-pic-data-is-text-relative is in effect, by default.
8186 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8187 behavior and clarify.
8189 2016-07-12 Martin Liska <mliska@suse.cz>
8191 * params.def: Add avg-loop niter.
8192 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8193 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8194 * doc/invoke.texi: Document the new parameter.
8196 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8199 * expr.c (store_constructor): Mask sign-extended bits when widening
8200 sub-word constructor element at the start of a word.
8202 2016-07-12 Martin Liska <mliska@suse.cz>
8204 * Makefile.in: Append rule for params-options.h.
8205 * params-options.h: New file.
8207 2016-07-12 Martin Liska <mliska@suse.cz>
8209 * ira-build.c (mark_loops_for_removal): Properly iterate
8212 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8213 Richard Biener <rguenther@suse.de>
8215 PR tree-optimization/23286
8216 PR tree-optimization/70159
8217 * doc/invoke.texi: Document -fcode-hoisting.
8218 * common.opt (fcode-hoisting): New flag.
8219 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8220 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8221 (do_regular_insertion): Rename to ...
8222 (do_pre_regular_insertion): ... this and amend general comments
8223 on insertion strathegy.
8224 (do_partial_partial_insertion): Rename to ...
8225 (do_pre_partial_partial_insertion): ... this.
8226 (do_hoist_insertion): New function.
8227 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8228 and call do_hoist_insertion properly.
8230 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8231 (pass_pre::execute): Register hoist_insert stats.
8233 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8236 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8237 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8238 is different from mode's bitsize. Small cleanup.
8240 2016-07-12 Richard Biener <rguenther@suse.de>
8242 PR rtl-optimization/68961
8243 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8244 to simplify to a non-constant.
8246 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8249 * omp-low.c (expand_omp_target): Gimplify device.
8251 PR tree-optimization/71823
8252 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
8253 to get vec_oprnds2 from op2.
8255 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
8257 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
8258 Hoist common subexpressions.
8259 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8261 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
8264 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
8265 prevent generation of 'stxsiwx' on pre Power8 hardware.
8267 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8269 * input.c: Include cpplib.h.
8270 (selftest::temp_source_file): New class.
8271 (selftest::temp_source_file::temp_source_file): New ctor.
8272 (selftest::temp_source_file::~temp_source_file): New dtor.
8273 (selftest::should_have_column_data_p): New function.
8274 (selftest::test_should_have_column_data_p): New function.
8275 (selftest::temp_line_table): New class.
8276 (selftest::temp_line_table::temp_line_table): New ctor.
8277 (selftest::temp_line_table::~temp_line_table): New dtor.
8278 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
8279 it to create a temp_line_table.
8280 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
8281 locations that are known to have column data.
8282 (selftest::line_table_case): New struct.
8283 (selftest::test_reading_source_line): Move tempfile handling
8284 to class temp_source_file.
8285 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
8286 (selftest::assert_token_loc_eq): New function.
8287 (ASSERT_TOKEN_LOC_EQ): New macro.
8288 (selftest::test_lexer): New function.
8289 (selftest::boundary_locations): New array.
8290 (selftest::input_c_tests): Call test_should_have_column_data_p.
8291 Loop over a test matrix of interesting values of location and
8292 default_range_bits, calling test_lexer on each case in the matrix.
8293 Move call to test_accessing_ordinary_linemaps into the matrix.
8294 * selftest.h (ASSERT_EQ): Reimplement in terms of...
8295 (ASSERT_EQ_AT): New macro.
8297 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
8300 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
8301 Don't convert TImode in debug insn.
8303 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8305 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
8306 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
8307 (tree_type_common::lang_flag_7): New.
8308 (tree_type_common::spare): Reduce size.
8309 * tree.h (TYPE_ALIGN_OK): Remove.
8310 (TYPE_LANG_FLAG_7): New.
8311 (get_inner_reference): Adjust header.
8312 * print-tree.c (print_node): Adjust.
8313 * expr.c (get_inner_reference): Remove parameter keep_aligning.
8314 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
8315 calls to get_inner_reference.
8316 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
8317 handling of TYPE_ALIGN_OK.
8318 * builtins.c (get_object_alignment_2): Adjust call to
8319 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
8320 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
8322 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
8323 * cfgexpand.c (expand_debug_expr): Likewise.
8324 * dbxout.c (dbxout_expand_expr): Likewise.
8325 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
8326 loc_list_from_tree, fortran_common): Likewise.
8327 * fold-const.c (optimize_bit_field_compare,
8328 decode_field_reference, fold_unary_loc, fold_comparison,
8329 split_address_to_core_and_offset): Likewise.
8330 * gimple-laddress.c (execute): Likewise.
8331 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
8332 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
8333 * hsa-gen.c (gen_hsa_addr): Likewise.
8334 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
8335 * tsan.c (instrument_expr): Likewise.
8336 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
8337 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
8338 * tree-affine.c (tree_to_aff_combination,
8339 get_inner_reference_aff): Adjust calls to get_inner_reference.
8340 * tree-data-ref.c (split_constant_offset_1,
8341 dr_analyze_innermost): Likewise.
8342 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
8343 * tree-sra.c (ipa_sra_check_caller): Likewise.
8344 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
8345 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
8346 bswap_replace): Likewise.
8347 * tree-vect-data-refs.c (vect_check_gather,
8348 vect_analyze_data_refs): Likewise.
8349 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
8350 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
8353 2016-07-11 David Malcolm <dmalcolm@redhat.com>
8355 * Makefile.in (selftest-valgrind): New phony target.
8356 * function-tests.c (selftest::build_cfg): Delete pass instances
8357 created by the test.
8358 (selftest::convert_to_ssa): Likewise.
8359 (selftest::test_expansion_to_rtl): Likewise.
8360 * tree-cfg.c (selftest::test_linear_chain): Release dominator
8362 (selftest::test_diamond): Likewise.
8364 2016-07-11 Richard Biener <rguenther@suse.de>
8366 PR tree-optimization/71816
8367 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
8368 than replacing all of its operands.
8370 2016-07-11 Alan Modra <amodra@gmail.com>
8372 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
8373 (ctr<mode>): Add unspec.
8374 (ctr<mode>_internal*): Likewise.
8376 2016-07-08 James Bowman <james.bowman@ftdichip.com>
8378 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
8379 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
8381 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
8383 PR rtl-optimization/71621
8384 * lra-constraints.c (process_alt_operands): Check combination of
8387 2016-07-08 Jason Merrill <jason@redhat.com>
8388 Richard Biener <rguenther@suse.de>
8390 P0145: Refining Expression Order for C++.
8391 * gimplify.c (initial_rhs_predicate_for): New.
8392 (gimplfy_modify_expr): Gimplify RHS before LHS.
8394 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8397 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8398 Allow standard error handling to take over when a wrong number
8399 of arguments is presented to __builtin_vec_ld () or
8400 __builtin_vec_st ().
8402 2016-07-08 Jiong Wang <jiong.wang@arm.com>
8404 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
8409 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
8410 __builtin_aarch64_fmaxv2sf.
8411 (vmaxnmq_f32): Likewise.
8412 (vmaxnmq_f64): Likewise.
8413 (vminnm_f32): Likewise.
8414 (vminnmq_f32): Likewise.
8415 (vminnmq_f64): Likewise.
8417 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
8420 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
8421 enable -mfloat128-hardware by default.
8422 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
8423 that IEEE 128-bit hardware support needs.
8424 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
8425 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
8426 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
8427 floating point requires.
8428 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
8429 -mfloat128 and -mfloat128-hardware changes.
8431 2016-07-08 Alan Hayward <alan.hayward@arm.com>
8433 PR tree-optimization/71667
8434 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
8436 2016-07-08 Martin Liska <mliska@suse.cz>
8439 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
8440 folding produces SAVE_EXPRs, thus return false for the type.
8442 2016-07-07 Martin Liska <mliska@suse.cz>
8444 * file-find.c (remove_prefix): New function.
8445 * file-find.h (remove_prefix): Declare the function.
8446 * gcc-ar.c (main): Skip a folder of the wrapper if
8447 a wrapped binary would point to the same file.
8449 2016-07-07 Jan Hubicka <jh@suse.cz>
8451 * tree-scalar-evolution.c (iv_can_overflow_p): export.
8452 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
8453 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
8455 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
8458 * ipa-inline-analysis.c (compute_inline_parameters): Set
8459 local.can_change_signature to false for intrumentation
8462 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8464 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
8465 with TARGET_HAVE_MOVT.
8466 (TARGET_HAVE_MOVT): Define.
8467 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
8468 availability with TARGET_HAVE_MOVT.
8469 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
8471 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
8473 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
8474 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
8475 * config/arm/constraints.md (define_constraint "j"): Use
8476 TARGET_HAVE_MOVT to check MOVT availability.
8478 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8480 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
8482 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8484 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
8485 (armv8-m.main): Likewise.
8486 (armv8-m.main+dsp): Likewise.
8487 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
8488 (FL_FOR_ARCH8M_MAIN): Likewise.
8489 * config/arm/arm-tables.opt: Regenerate.
8490 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
8491 armv8-m.main+dsp to BE8_LINK_SPEC.
8492 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
8493 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
8494 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
8495 Baseline and Mainline.
8496 (arm_option_override_internal): Also disable arm_restrict_it when
8497 !arm_arch_notm. Update comment for -munaligned-access to also cover
8499 (arm_file_start): Increase buffer size for printing architecture name.
8500 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
8501 and armv8-m.main+dsp.
8502 (mno-unaligned-access): Clarify that this is disabled by default for
8503 ARMv8-M Baseline architectures as well.
8505 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
8507 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
8508 decide whether to prevent some libgcc routines being included for some
8509 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
8510 link between this condition and the one in
8511 libgcc/config/arm/lib1func.S.
8513 2016-07-07 Richard Biener <rguenther@suse.de>
8515 * tree-ssa-pre.c: Include alias.h.
8516 (compute_avail): If we have multiple VN_REFERENCEs with the
8517 same hashtable entry adjust that to make it a valid replacement
8518 for all of them with respect to alignment and aliasing
8519 when doing insertion.
8520 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
8521 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
8523 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
8527 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8528 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
8531 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8533 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
8534 (adjust_mems): Adjust.
8535 (adjust_insn): Likewise.
8536 (prepare_call_arguments): Likewise.
8538 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8540 * gcse.c (struct ls_expr): Make stores field a vector.
8541 (ldst_entry): Adjust.
8542 (free_ldst_entry): Likewise.
8543 (print_ldst_list): Likewise.
8544 (compute_ld_motion_mems): Likewise.
8545 (update_ld_motion_stores): Likewise.
8547 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8549 * gcse.c (struct ls_expr): Remove loads field.
8550 (ldst_entry): Adjust.
8551 (free_ldst_entry): Likewise.
8552 (print_ldst_list): Likewise.
8553 (compute_ld_motion_mems): Likewise.
8555 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8557 * store-motion.c (struct st_expr): Make antic_stores a vector.
8558 (st_expr_entry): Adjust.
8559 (free_st_expr_entry): Likewise.
8560 (print_store_motion_mems): Likewise.
8561 (find_moveable_store): Likewise.
8562 (compute_store_table): Likewise.
8563 (remove_reachable_equiv_notes): Likewise.
8564 (replace_store_insn): Likewise.
8565 (build_store_vectors): Likewise.
8567 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8569 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
8570 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
8572 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
8574 PR tree-optimization/71518
8575 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
8576 misalign also for outer loops with negative step.
8578 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
8580 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
8581 (cortex_a53_shift): Add mov_shift.
8582 (cortex_a53_shift_reg): Add new reservation for register shifts.
8583 (cortex_a53_alu): Remove bfm.
8584 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
8585 (cortex_a53_alu_extr): Add new reservation for EXTR.
8586 (bypasses): Improve bypass modelling.
8588 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8591 * config/avr/avr.c (avr_asm_select_section): Strip off
8592 SECTION_DECLARED from flags when calling get_section.
8594 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8596 * tree-vectorizer.h (vect_memory_access_type): Add
8597 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
8598 * tree-vect-stmts.c (compare_step_with_zero): New function.
8599 (perm_mask_for_reverse): Move further up file.
8600 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
8602 (get_negative_load_store_type): New function.
8603 (get_load_store_type): Call it. Add an ncopies argument.
8604 (vectorizable_mask_load_store): Update call accordingly and
8605 remove tests for negative steps.
8606 (vectorizable_store, vectorizable_load): Likewise. Handle new
8607 memory_access_types.
8609 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8611 * tree-vectorizer.h (vect_memory_access_type): New enum.
8612 (_stmt_vec_info): Add a memory_access_type field.
8613 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
8614 (vect_model_store_cost): Take an access type instead of a boolean.
8615 (vect_model_load_cost): Likewise.
8616 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
8617 vect_model_store_cost and vect_model_load_cost.
8618 * tree-vect-stmts.c (vec_load_store_type): New enum.
8619 (vect_model_store_cost): Take an access type instead of a
8620 store_lanes_p boolean. Simplify tests.
8621 (vect_model_load_cost): Likewise, but for load_lanes_p.
8622 (get_group_load_store_type, get_load_store_type): New functions.
8623 (vectorizable_store): Use get_load_store_type. Record the access
8624 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
8625 (vectorizable_load): Likewise.
8626 (vectorizable_mask_load_store): Likewise. Replace is_store
8627 variable with vls_type.
8629 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8631 * tree-vectorizer.h (vect_grouped_load_supported): Add a
8632 single_element_p parameter.
8633 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
8634 Check the PR65518 case here rather than in vectorizable_load.
8635 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
8636 * tree-vect-stmts.c (vectorizable_load): Likewise.
8638 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8640 * tree-vectorizer.h (gather_scatter_info): New structure.
8641 (vect_check_gather_scatter): Return a bool rather than a decl.
8642 Replace return-by-pointer arguments with a single
8643 gather_scatter_info *.
8644 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
8645 (vect_analyze_data_refs): Update call accordingly.
8646 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
8647 (vectorizable_mask_load_store): Likewise. Also record the
8648 offset dt and vectype in the gather_scatter_info.
8649 (vectorizable_store): Likewise.
8650 (vectorizable_load): Likewise.
8652 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8654 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
8655 strided groups, use the cost of N scalar accesses instead
8656 of ncopies vector accesses.
8657 (vect_model_load_cost): Likewise.
8659 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8661 * tree-vect-stmts.c (vect_cost_group_size): Delete.
8662 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
8663 variable to indicate when once-per-group costs are being used.
8664 (vect_model_load_cost): Likewise. Fix comment and misindented code.
8666 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
8668 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
8669 peeling-for-gaps condition.
8671 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8673 * config/s390/s390.c (s390_expand_vec_init): Force initializer
8674 element to register if it doesn't match general_operand.
8676 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
8677 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8679 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
8681 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
8682 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
8683 (SIGNBIT): New mode iterator.
8684 (Fsignbit): New mode attribute.
8685 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
8686 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
8687 when direct moves are available.
8688 (signbit<mode>2_dm): New define_insn_and_split).
8689 (signbit<mode>2_dm2): New define_insn.
8691 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8693 PR rtl-optimization/71594
8694 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
8695 into subregs of appropriate mode before trying to emit a conditional
8698 2016-07-05 Jan Hubicka <jh@suse.cz>
8700 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
8701 (simple_iv): Use it.
8703 2016-07-05 Jan Hubicka <jh@suse.cz>
8705 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
8707 2016-07-05 Jiong Wang <jiong.wang@arm.com>
8709 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
8712 2016-07-05 Jan Hubicka <jh@suse.cz>
8714 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
8717 2016-07-05 Richard Biener <rguenther@suse.de>
8719 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
8720 Handle empty else block.
8721 (is_feasible_trace): Likewise.
8722 (split_paths): Likewise.
8724 2016-07-05 Richard Biener <rguenther@suse.de>
8726 * tree-loop-distribution.c (distribute_loop): Fix issue with
8727 the cost model loop.
8729 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
8731 * config/arm/neon-testgen.ml: Delete.
8732 * config/arm/neon.ml: Delete.
8734 2016-07-04 Jakub Jelinek <jakub@redhat.com>
8737 * tree.c (attribute_value_equal): Use get_attribute_name instead of
8738 directly using TREE_PURPOSE.
8740 2016-07-04 Jiong Wang <jiong.wang@arm.com>
8742 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
8743 * config/aarch64/aarch64_neon.h: Likewise.
8744 * config/aarch64/arm_neon.h: Likewise.
8745 * config/aarch64/atomics.md: Likewise.
8746 * config/aarch64/aarch64-simd-builtins.def: Likewise.
8747 * doc/invoke.texi: Likewise.
8749 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8751 * config/s390/s390.md: Add "z13" cpu_facility.
8752 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
8753 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
8754 condition" type instructions.
8756 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
8757 Jeff Law <law@redhat.com>
8759 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
8760 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
8762 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
8764 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
8765 permutation for TARGET_AVX512F.
8766 (ix86_expand_vec_one_operand_perm_avx512): New function.
8767 (expand_vec_perm_1): Invoke introduced function.
8768 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
8769 it may be not valid after vectorization.
8771 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8774 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
8775 typo in comment. Only force to memory if it is a weak
8778 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
8779 Jiong Wang <jiong.wang@arm.com>
8781 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
8782 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
8783 (AARCH64_FL_F16): New.
8784 (AARCH64_FL_FOR_ARCH8_2): New.
8785 (AARCH64_ISA_8_2): New.
8786 (AARCH64_ISA_F16): New.
8787 (TARGET_FP_F16INST): New.
8788 (TARGET_SIMD_F16INST): New.
8789 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
8790 ("fp"): Disabling "fp" also disables "fp16".
8791 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
8792 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
8793 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
8794 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
8796 2016-07-04 Jan Beulich <jbeulich@suse.com>
8798 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
8800 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8803 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
8804 the insns, use an insn form that does not adjust the offset on
8805 little endian systems.
8807 2016-07-01 Jan Beulich <jbeulich@suse.com>
8809 * varasm.c (get_variable_section): Validate initializer in
8810 named .bss-like sections.
8812 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
8814 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
8815 Exchange the order of the second and third operands in the vpermr
8816 instruction tmeplate.
8818 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
8821 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
8822 Disallow TDmode values.
8824 2016-07-01 Alan Modra <amodra@gmail.com>
8826 PR rtl-optimization/71709
8827 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
8828 being set, not referenced.
8830 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
8832 PR tree-optimization/70729
8833 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
8834 of loop since it can be not valid after transformation.
8836 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8838 * config/arm/arm.c (thumb_reload_in_hi): Delete.
8839 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
8841 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
8843 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
8846 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
8849 * config/rs6000/constraints.md (wY constraint): New constraint to
8850 match the requirements for the LXSD and STXSD instructions.
8851 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
8852 predicate to match the requirements for the LXSD and STXSD
8854 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
8855 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
8856 to make sure that the bottom 2 bits of offset are 0, the address
8857 form is offsettable, and no updating is done in the address mode.
8858 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
8859 (movdi_internal32): Likewise
8860 (movdi_internal64): Likewise.
8862 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8864 PR tree-optimization/71707
8865 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
8866 strinfo even for ADDR_EXPR ptr.
8868 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8870 * config/rs6000/altivec.md (darn_32): Change the condition to
8871 TARGET_P9_MISC instead of TARGET_MODULO.
8872 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
8873 condition expression.
8874 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
8875 condition expression.
8876 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
8877 (DFP_TEST): New code iterator.
8878 (dfptstsfi_<code>_mode>): New define_expand.
8879 (*dfp_sgnfcnc_<mode>): New define_insn.
8880 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
8881 definition next to BU_P9_MISC_1 definition and change the MASK
8882 value to RS6000_BTM_P9_MISC.
8883 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
8884 (BU_P9_64BIT_MISC_0): Likewise.
8885 (BU_P9_DFP_MISC_0): New macro definition.
8886 (BU_P9_DFP_MISC_1): New macro definition.
8887 (BU_P9_DFP_MISC_2): New macro definition.
8888 (BU_P9_DFP_OVERLOAD_1): New macro definition.
8889 (BU_P9_DFP_OVERLOAD_2): New macro definition.
8890 (BU_P9_DFP_OVERLOAD_3): New macro definition.
8891 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
8892 (TSTSFI_LT_TD): Likewise.
8893 (TSTSFI_EQ_DD): Likewise.
8894 (TSTSFI_EQ_TD): Likewise.
8895 (TSTSFI_GT_DD): Likewise.
8896 (TSTSFI_GT_TD): Likewise.
8897 (TSTSFI_OV_DD): Likewise.
8898 (TSTSFI_OV_TD): Likewise.
8899 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
8900 (TSTSFI_LT_DD): Likewise.
8901 (TSTSFI_LT_TD): Likewise.
8902 (TSTSFI_EQ): Likewise.
8903 (TSTSFI_EQ_DD): Likewise.
8904 (TSTSFI_EQ_TD): Likewise.
8905 (TSTSFI_GT): Likewise.
8906 (TSTSFI_GT_DD): Likewise.
8907 (TSTSFI_GT_TD): Likewise.
8908 (TSTSFI_OV): Likewise.
8909 (TSTSFI_OV_DD): Likewise.
8910 (TSTSFI_OV_TD): Likewise.
8911 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8912 overloaded test significance functions.
8913 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
8914 OPTION_MASK_P9_MISC into the representation of this mask.
8915 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
8917 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
8918 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
8920 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
8921 argument is a 6-bit unsigned literal value if the icode argument
8922 represents a DFP test significance built-in call.
8923 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
8924 flag used independently and in combination with the
8925 RS6000_BTM_64BIT flag.
8926 (rs6000_opt_masks): Add entry for power9-misc command-line option.
8927 (rs6000_builtin_mask_names): Add entry for power9-misc
8928 command-line option.
8929 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
8930 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
8931 RS6000_BTM_P9_MISC macros.
8932 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
8933 option and change the description of the -mpower9-vector option to
8934 enable only vector instructions, removing its erroneously claimed
8935 support for scalar instructions.
8936 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8937 the ISA 3.0 digital floating point test significance built-in
8940 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
8942 * config/aarch64/aarch64.c (cortexa35_tunings):
8943 Enable AES fusion. Use cortexa57_branch_cost.
8944 (cortexa53_tunings): Use cortexa57_branch_cost.
8945 (cortexa72_tunings): Use cortexa57_branch_cost.
8946 Use AUTOPREFETCHER_WEAK.
8947 (cortexa73_tunings): Use cortexa57_branch_cost.
8949 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8950 James Greenhalgh <james.greenhalgh@arm.com>
8952 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
8953 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
8954 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
8955 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
8956 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
8957 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
8958 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
8959 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
8960 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
8961 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
8962 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
8963 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
8964 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
8967 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
8968 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8970 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
8972 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
8974 2016-06-30 David Malcolm <dmalcolm@redhat.com>
8977 * gcc.c (driver::build_option_suggestions): Pass "option" to
8978 add_misspelling_candidates.
8979 * opts-common.c (add_misspelling_candidates): Add "option" param;
8980 use it to avoid adding negated forms for options marked with
8982 * opts.h (add_misspelling_candidates): Add "option" param.
8984 2016-06-30 Jakub Jelinek <jakub@redhat.com>
8987 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
8988 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
8989 first when permuting bitwise operation with rotate. Cast
8990 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
8992 2016-06-29 David Malcolm <dmalcolm@redhat.com>
8994 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
8995 for misspelled param names.
8996 * params.c: Include spellcheck.h.
8997 (find_param_fuzzy): New function.
8998 * params.h (find_param_fuzzy): New prototype.
8999 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9000 * spellcheck.h (struct edit_distance_traits<const char *>):
9003 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9005 * config/rs6000/predicates.md (const_0_to_7_operand): New
9006 predicate, recognize 0..7.
9007 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9008 support for doing extracts from V16QImode, V8HImode, V4SImode
9010 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9011 vector extract support.
9012 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9013 for ISA 3.0 vector extract.
9014 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9015 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9016 extracts of a constant element number from small integer vectors
9017 on 64-bit ISA 3.0 systems.
9018 (vsx_extract_<mode>_di): Likewise.
9019 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9020 say when we can do ISA 3.0 vector extracts.
9021 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9022 registers, using the stxsiwx instruction.
9024 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9026 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9027 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9028 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9029 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9030 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9031 * config/arm/arm.c (arm_qdf24xx_tune): New.
9033 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9035 * config/aarch64/aarch64.c (cortexa53_tunings):
9036 Increase loop alignment to 8. Set function alignment to 16.
9037 (cortexa35_tunings): Likewise.
9038 (cortexa57_tunings): Increase loop alignment to 8.
9039 (cortexa72_tunings): Likewise.
9040 (cortexa73_tunings): Likewise.
9042 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9044 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9045 for arm_fp16_ok and arm_fp16_hw.
9046 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9047 arm_fp16_alternative.
9049 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9051 PR tree-optimization/71655
9052 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9053 types when swapping operands.
9055 2016-06-29 Martin Liska <mliska@suse.cz>
9058 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9059 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9060 of build_optimization_node.
9062 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9064 PR tree-optimization/70729
9065 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9066 independent in loops having positive safelen value.
9067 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9068 it may be not valid after vectorization.
9070 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9072 PR tree-optimization/71625
9073 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9074 is sorted by ascending list->offset. If PTR is non-NULL and there is
9075 previous strinfo, call get_stridx_plus_constant.
9076 (get_stridx): Pass exp as second argument to get_addr_stridx.
9077 (addr_stridxptr): Add missing list = list->next, so that there can be
9078 more than one entries in the list. Bump limit from 16 to 32. Ensure
9079 the list is sorted by ascending list->offset.
9080 (get_stridx_plus_constant): Adjust so that it can be also called with
9081 ADDR_EXPR instead of SSA_NAME as PTR.
9082 (handle_char_store): Pass NULL_TREE as second argument to
9085 2016-06-29 Richard Biener <rguenther@suse.de>
9087 PR rtl-optimization/68961
9088 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9090 2016-06-29 Richard Biener <rguenther@suse.de>
9093 * alias.c (component_uses_parent_alias_set_from): Handle
9094 type punning through union accesses by using the union alias set.
9095 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9097 2016-07-29 Richard Biener <rguenther@suse.de>
9099 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9100 precision not matching mode precision.
9102 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9104 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9105 pa_output_arg_descriptor.
9106 (call_val_symref_64bit_post_reload): Likewise.
9107 (call_val_powf_64bit_post_reload): Likewise.
9108 (sibcall_internal_symref_64bit): Likewise.
9109 (sibcall_value_internal_symref_64bit): Likewise.
9111 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9114 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9115 a constant, force its SUBREG_REG into memory or register instead
9118 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9121 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9122 * doc/invoke.texi (AVR Options): Document it.
9124 2016-06-28 Walter Lee <walt@tilera.com>
9126 * config/tilegx/linux.h: Do not include arch/icache.h
9127 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9128 * config/tilepro/linux.h: Do not include arch/icache.h
9129 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9131 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9133 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9134 for big-endian BIT_FIELD_REF.
9136 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9138 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9139 ('size' attribute): Add '128'.
9141 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9142 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9143 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9144 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9145 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9146 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9147 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9148 *trunc<mode>df2_odd): Set size attribute to '128'.
9149 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9150 * config/rs6000/power6.md (power6-fp): Include dfp type.
9151 * config/rs6000/power7.md (power7-fp): Likewise.
9152 * config/rs6000/power8.md (power8-fp): Likewise.
9153 * config/rs6000/power9.md: New file.
9154 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9155 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9156 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9158 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9159 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9160 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9161 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9162 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9163 dfp_dscri_<mode>): Change type attribute to dfp.
9164 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9165 attribute to vecsimple.
9166 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9167 and prefetch streams.
9168 (rs6000_option_override_internal): Remove temporary code setting
9169 tuning to power8. Don't set rs6000_sched_groups for power9.
9170 (last_scheduled_insn): Change to rtx_insn *.
9171 (divide_cnt, vec_load_pendulum): New variables.
9172 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9173 (rs6000_issue_rate): Set issue rate for Power9.
9174 (is_power9_pairable_vec_type): New.
9175 (power9_sched_reorder2): New.
9176 (rs6000_sched_reorder2): Call new function for Power9 specific
9178 (insn_must_be_first_in_group): Remove Power9.
9179 (insn_must_be_last_in_group): Likewise.
9180 (force_new_group): Likewise.
9181 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9182 Initialize divide_cnt/vec_load_pendulum.
9183 (_rs6000_sched_context, rs6000_init_sched_context,
9184 rs6000_set_sched_context): Handle context save/restore of new
9187 2016-06-28 Richard Biener <rguenther@suse.de>
9189 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9190 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9191 COMPONENT_REF operand.
9192 (nonoverlapping_component_refs_p): Likewise.
9193 * stor-layout.c (start_bitfield_representative): Mark
9194 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9196 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9198 * Makefile.in: Don't cat ../stage_current if it does not exist.
9200 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9201 last argument is a bit-field.
9203 PR rtl-optimization/71673
9204 * internal-fn.c (expand_arith_overflow_result_store): Use
9205 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9206 expand_simple_binop.
9209 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9210 expand_ifn_atomic_compare_exchange): New functions.
9211 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9212 * tree.h (build_call_expr_internal_loc): Rename to ...
9213 (build_call_expr_internal_loc_array): ... this. Fix up type of
9215 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9216 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9217 ATOMIC_COMPARE_EXCHANGE result.
9218 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9219 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9220 fold_builtin_atomic_compare_exchange): New prototypes.
9221 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9222 fold_builtin_atomic_compare_exchange): New functions..
9223 * tree-ssa.c (execute_update_addresses_taken): If
9224 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9225 of call when finding addressable vars, and if such var becomes
9226 non-addressable, call fold_builtin_atomic_compare_exchange.
9228 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9231 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9232 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9234 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9236 * config/rs6000/rs6000.md ('type' attribute): Add
9237 veclogical,veccmpfx,vecexts,vecmove insn types.
9238 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9239 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9240 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9241 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9242 *nabs<mode>2_hw): Change type to vecmove.
9243 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9244 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9245 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9246 *ieee_128bit_vsx_abs<mode>2_internal,
9247 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9248 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9249 *ieee128_mtvsrd_32bit): Change type to veclogical.
9250 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
9251 *movdi_internal32, *movdi_internal64): Update insn types.
9252 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
9253 vsx_extract_<mode>): Change type to veclogical.
9254 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
9255 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
9256 *vsx_sign_extend_si_v2di): Change type to vecexts.
9257 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
9259 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
9260 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
9261 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
9262 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
9263 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9264 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
9265 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
9266 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
9267 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
9268 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
9269 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
9270 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
9271 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
9272 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
9273 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
9274 (ppc7450-vecsimple): Add veclogical, vecmove.
9275 (ppc7450-veccmp): Add veccmpfx.
9276 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
9278 (ppc8540_vector_compare): Add veccmpfx.
9279 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
9280 * config/rs6000/cell.md (cell-fp): Add fpsimple.
9281 (cell-vecsimple): Add veclogical, vecmove.
9282 (cell-veccmp): Add veccmpfx.
9283 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
9284 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
9286 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
9287 * config/rs6000/power4.md (power4-fp): Add fpsimple.
9288 (power4-vecsimple): Add veclogical, vecmove.
9289 (power4-veccmp): Add veccmpfx.
9290 * config/rs6000/power5.md (power5-fp): Add fpsimple.
9291 * config/rs6000/power6.md (power6-fp): Add fpsimple.
9292 (power6-vecsimple): Add veclogical, vecmove.
9293 (power6-veccmp): Add veccmpfx.
9294 * config/rs6000/power7.md (power7-fp): Add fpsimple.
9295 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
9296 * config/rs6000/power8.md (power8-fp): Add fpsimple.
9297 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
9298 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
9299 * config/rs6000/titan.md (titan_fp): Add fpsimple.
9300 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
9302 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
9304 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
9307 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9308 OPTION_MASK_P9_DFORM_VECTOR.
9309 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
9310 disable -mpower9-dform-vector when using reload.
9311 (quad_address_p): Remove 'gpr_p' argument and all associated code.
9312 New 'strict' argument. Update all callers. Add strict addressing
9314 (rs6000_legitimate_offset_address_p): Remove call to
9315 virtual_stack_registers_memory_p.
9316 (rs6000_legitimize_reload_address): Add quad address support.
9317 (rs6000_legitimate_address_p): Move call to quad_address_p above
9318 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
9319 to account for new strict usage.
9320 (rs6000_output_move_128bit): Adjust quad_address_p args to account
9321 for new strict usage.
9322 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
9324 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
9331 * config/i386/i386.c (ix86_spill_class): Disable condition to
9332 always return NO_REGS.
9334 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
9336 * predict.c: Include gimple-pretty-print.h
9337 (predicted_by_loop_heuristics_p): Check also
9338 PRED_LOOP_EXIT_WITH_RECURSION
9339 (predict_loops): Find self recursive calls and use special purpose
9340 predictors for them; dump log about decisions.
9341 (pass_profile::execute): Dump info about #of iterations.
9342 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
9343 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
9345 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
9347 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
9348 output_asm_insn calls and shorten long lines. Output .CALL
9349 argument descriptor using pa_output_arg_descriptor. Add various
9350 inline $$dyncall and other optimizations.
9351 (pa_attr_length_indirect_call): Adjust ordering and lengths.
9353 2016-06-25 Jakub Jelinek <jakub@redhat.com>
9355 PR tree-optimization/71643
9356 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
9359 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
9360 leak a bitmap if dep_bb is NULL.
9362 PR tree-optimization/71631
9363 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
9364 to rewrite_expr_tree even if negate_result, move new_lhs var
9365 declaration and initialization earlier, for powi_result set afterwards
9366 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
9367 if new_lhs != lhs, and don't shadow gsi var.
9369 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9371 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
9372 Add in_loop parameter.
9373 (predict_loops): Add loop guard heuristics.
9374 * predict.def (PRED_LOOP_GUARD): New heuristics.
9376 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
9378 * predict.c: Include ipa-utils.h
9379 (tree_bb_level_prediction): Predict recursive calls.
9380 (tree_estimate_probability_bb): Skip inexpensive calls for call
9382 * predict.def (PRED_RECURSIVE_CALL): New.
9384 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9386 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
9387 (BU_FLOAT128_1): Likewise.
9389 (COPYSIGNQ): Likewise.
9390 (RS6000_BUILTIN_NANQ): Likewise.
9391 (RS6000_BUILTIN_NANSQ): Likewise.
9392 (RS6000_BUILTIN_INFQ): Likewise.
9393 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
9394 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
9395 (TARGET_FOLD_BUILTIN): New #define.
9396 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
9397 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
9398 (rs6000_fold_builtin): New target hook implementation, handling
9399 folding of 128-bit NaNs and infinities.
9400 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
9401 entries are filled in to avoid problems during bootstrap
9402 self-test; define builtins for 128-bit NaNs and infinities.
9403 (rs6000_opt_mask): Add entry for float128.
9404 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
9405 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
9406 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
9407 (const_str_type_node): New #define.
9408 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
9409 to a define_expand that dispatches to either copysign<mode>3_soft
9410 or copysign<mode>3_hard.
9411 (copysign<mode>3_hard): Rename from copysign<mode>3.
9412 (copysign<mode>3_soft): New define_insn.
9413 * doc/extend.texi: Document new builtins.
9415 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9417 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
9418 PRIu64 instead of lu.
9420 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
9423 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
9426 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9428 PR tree-optimization/71647
9429 * omp-low.c (lower_rec_input_clauses): Convert
9430 omp_clause_aligned_alignment (c) to size_type_node for the
9431 last argument of __builtin_assume_aligned.
9433 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
9435 * configure.ac (calling ___tls_get_addr via GOT): New
9436 assembler/linker check.
9437 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
9438 assembler and linker supports calling ___tls_get_addr via GOT.
9439 Otherise, defined to 0.
9440 * config.in: Regenerated.
9441 * configure: Likewise.
9442 * config/i386/constraints.md (Yb): New constraint.
9443 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
9444 (REG_CLASS_NAMES): Likewise.
9445 (REG_CLASS_CONTENTS): Likewise.
9446 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
9447 the b constraint with the Yb constraint. Call ___tls_get_addr
9448 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
9450 (*tls_local_dynamic_base_32_gnu): Likewise.
9451 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
9452 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
9453 (*tls_local_dynamic_base_64_<mode>): Likewise.
9455 2016-06-24 Martin Liska <mliska@suse.cz>
9457 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
9458 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
9460 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
9461 argument to true if the expected number of iterations is
9464 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
9466 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
9467 assemble for 32bit target.
9468 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
9469 and $ld_ix86_gld_32_opt to link for 32bit target.
9470 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
9471 * configure: Regenerate.
9473 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9475 * config/arm/arm.c (int_log2): Delete definition and prototype.
9476 (shift_op): Use exact_log2 instead of int_log2.
9477 (vfp3_const_double_for_fract_bits): Likewise.
9479 2016-06-24 Jakub Jelinek <jakub@redhat.com>
9481 * internal-fn.c (expand_arith_set_overflow): New function.
9482 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
9484 (expand_arith_overflow_result_store): Likewise. Handle precision
9485 smaller than mode precision.
9486 * tree-vrp.c (extract_range_basic): For imag part, handle
9487 properly signed 1-bit precision result.
9488 * doc/extend.texi (__builtin_add_overflow): Document that last
9489 argument can't be pointer to enumerated or boolean type.
9490 (__builtin_add_overflow_p): Document that last argument can't
9491 have enumerated or boolean type.
9493 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9494 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9496 * config/rs6000/predicates.md (splat_input_operand): Rework.
9497 Don't allow constants, since the insns that use this predicate
9498 don't support constants. Constants are handled by other insns
9499 that are created via combine. During and after register
9500 allocation, only allow indexed or indirect addresses, and not
9501 general addresses. Only allow modes supported by the hardware.
9502 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
9503 comment. Move check for using VSPLTIS<x> to a common location,
9504 instead of doing it in two different places.
9506 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
9508 * config/i386/driver-i386.c (host_detect_local_cpu): Set
9509 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
9510 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
9511 signature_CENTAUR_ebx.
9513 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
9517 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
9518 (as_ix86_gas_32_opt): This.
9519 (ld_ix86_tls_ldm_opt): Renamed to ...
9520 (ld_ix86_gld_32_opt): This.
9521 (R_386_TLS_LDM reloc): Updated.
9522 (R_386_GOT32X reloc): New assembler/linker check.
9523 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
9524 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
9526 * config.in: Regenerated.
9527 * configure: Likewise.
9528 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
9529 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
9530 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
9531 if ix86_force_load_from_GOT_p returns true.
9532 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
9533 ix86_force_load_from_GOT_p returns true.
9534 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
9535 the external function address via the GOT slot.
9536 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
9537 HAVE_AS_IX86_GOT32X before returning false.
9538 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
9539 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
9541 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
9543 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
9545 2016-06-23 Andi Kleen <ak@linux.intel.com>
9547 * Makefile.in: Regenerate.
9548 * doc/install.texi: Document autoprofiledbootstrap.
9550 2016-06-23 Andi Kleen <ak@linux.intel.com>
9552 * config/i386/gcc-auto-profile: New file.
9554 2016-06-23 Martin Liska <mliska@suse.cz>
9557 * predict.c (predict_loops): Revert the hunk that was removed
9560 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
9562 * config.gcc: Add support for arm*-*-phoenix* targets.
9563 * config/arm/t-phoenix: New.
9564 * config/phoenix.h: New.
9566 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
9567 H.J. Lu <hongjiu.lu@intel.com>
9570 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
9571 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
9572 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
9573 ix86_force_load_from_GOT_p returns true.
9574 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
9575 ix86_force_load_from_GOT_p returns true.
9576 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
9577 ix86_force_load_from_GOT_p returns true.
9578 (ix86_expand_move): Load the external function address via the
9579 GOT slot if ix86_force_load_from_GOT_p returns true.
9580 * config/i386/predicates.md (x86_64_immediate_operand): Return
9581 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
9582 (x86_64_zext_immediate_operand): Ditto.
9584 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
9586 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
9588 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9591 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
9592 * diagnostic.c (pedwarn_at_rich_loc): New function.
9593 * spellcheck.h (best_match::best_match): Add a
9594 "best_distance_so_far" optional parameter.
9595 (best_match::set_best_so_far): New method.
9596 (best_match::get_best_distance): New accessor.
9597 (best_match::get_best_candidate_length): New accessor.
9599 2016-06-22 Nick Clifton <nickc@redhat.com>
9601 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
9602 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
9603 modes are accepted as well.
9604 (ucompare_loc_descriptor): Likewise.
9605 (minmax_loc_descriptor): Likewise.
9606 (clz_loc_descriptor): Likewise.
9607 (popcount_loc_descriptor): Likewise.
9608 (bswap_loc_descriptor): Likewise.
9609 (rotate_loc_descriptor): Likewise.
9610 (mem_loc_descriptor): Likewise.
9611 (loc_descriptor): Likewise.
9613 2016-06-22 David Malcolm <dmalcolm@redhat.com>
9615 * common.opt (fdiagnostics-parseable-fixits): New option.
9616 * diagnostic.c: Include "selftest.h".
9617 (print_escaped_string): New function.
9618 (print_parseable_fixits): New function.
9619 (diagnostic_report_diagnostic): Call print_parseable_fixits.
9620 (selftest::assert_print_escaped_string): New function.
9621 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
9622 (selftest::test_print_escaped_string): New function.
9623 (selftest::test_print_parseable_fixits_none): New function.
9624 (selftest::test_print_parseable_fixits_insert): New function.
9625 (selftest::test_print_parseable_fixits_remove): New function.
9626 (selftest::test_print_parseable_fixits_replace): New function.
9627 (selftest::diagnostic_c_tests): New function.
9628 * diagnostic.h (struct diagnostic_context): Add field
9629 "parseable_fixits_p".
9630 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
9631 -fdiagnostics-parseable-fixits.
9632 (-fdiagnostics-parseable-fixits): New option.
9633 * opts.c (common_handle_option): Handle
9634 -fdiagnostics-parseable-fixits.
9635 * selftest-run-tests.c (selftest::run_tests): Call
9636 selftest::diagnostic_c_tests.
9637 * selftest.h (selftest::diagnostic_c_tests): New prototype.
9639 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
9641 PR tree-optimization/71488
9642 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
9643 comparison of boolean vectors.
9644 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
9645 of boolean vectors using bitwise operations.
9647 2016-06-22 Andreas Schwab <schwab@suse.de>
9649 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
9652 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
9654 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
9656 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
9658 * config/i386/i386.c (print_reg): Emit an error message on attempt to
9661 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9663 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
9664 * config/arm/arm-cores.def (cortex-a73): New entry.
9665 (cortex-a73.cortex-a35): Likewise.
9666 (cortex-a73.cortex-a53): Likewise.
9667 * config/arm/arm-tables.opt: Regenerate.
9668 * config/arm/arm-tune.md: Likewise.
9669 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
9670 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9671 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
9672 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
9673 * doc/invoke.texi (ARM Options): Document cortex-a73,
9674 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
9676 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9678 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
9679 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
9680 (cortex-a73.cortex-a35): Likewise.
9681 (cortex-a73.cortex-a53): Likewise.
9682 * config/aarch64/aarch64-tune.md: Regenerate.
9683 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
9684 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
9687 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9689 * configure.ac (gcc_cv_as_compress_debug): Remove
9690 --compress-debug-sections as extra as switch.
9691 Handle gas --compress-debug-sections=type.
9692 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
9693 Handle gld --compress-debug-sections=type.
9694 * configure: Regenerate.
9696 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
9698 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
9700 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
9702 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
9703 (do_rewrite): likewise.
9705 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9707 * common/config/mep/mep-common.c: Remove.
9708 * config.gcc: Remove mep-* support.
9709 * config/mep/constraints.md: Remove.
9710 * config/mep/default.h: Remove.
9711 * config/mep/intrinsics.h: Remove.
9712 * config/mep/intrinsics.md: Remove.
9713 * config/mep/ivc2-template.h: Remove.
9714 * config/mep/mep-c5.cpu: Remove.
9715 * config/mep/mep-core.cpu: Remove.
9716 * config/mep/mep-default.cpu: Remove.
9717 * config/mep/mep-ext-cop.cpu: Remove.
9718 * config/mep/mep-intrin.h: Remove.
9719 * config/mep/mep-ivc2.cpu: Remove.
9720 * config/mep/mep-pragma.c: Remove.
9721 * config/mep/mep-protos.h: Remove.
9722 * config/mep/mep.c: Remove.
9723 * config/mep/mep.cpu: Remove.
9724 * config/mep/mep.h: Remove.
9725 * config/mep/mep.md: Remove.
9726 * config/mep/mep.opt: Remove.
9727 * config/mep/predicates.md: Remove.
9728 * config/mep/t-mep: Remove.
9729 * doc/install.texi: Remove mep-* documentation.
9730 * doc/md.texi: Likewise.
9732 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9734 * config.gcc: Remove support for avr-rtems.
9735 * config/avr/gen-avr-mmcu-specs.c: Likewise.
9736 * config/avr/rtems.h: Remove.
9737 * config/avr/t-rtems: Remove.
9739 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9741 * config.gcc: Remove m32r-rtems support.
9742 * config/m32r/rtems.h: Remove.
9744 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9746 * config.gcc: Remove h8300-rtems support.
9747 * config/h8300/rtems.h: Remove.
9748 * config/h8300/t-rtems: Remove.
9750 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9752 * config.gcc: Remove support for knetbsd.
9753 * configure.ac: Likewise.
9754 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
9755 * config/knetbsd-gnu.h: Remove.
9756 * configure: Regenerate.
9758 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9760 * config.gcc: Remove support for openbsd 2 and 3.
9761 * config/openbsd-oldgas.h: Remove.
9763 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9765 * config.gcc: Remove interix support.
9766 * config/i386/i386-interix.h: Remove.
9767 * config/i386/interix.opt: Remove.
9768 * config/i386/t-interix: Remove.
9769 * configure: Regenerate.
9770 * configure.ac: Remove interix support.
9771 * doc/install.texi: Remove interix documentation.
9773 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
9775 * config/rs6000/rs6000.h: Add conditional preprocessing directives
9776 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
9779 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9781 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
9782 they are both PLACEHOLDER_EXPRs.
9784 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9786 * stor-layout.c (layout_type): Move setting complex MODE to
9787 layout_type, instead of setting it ahead of time by the caller.
9788 * tree.c (build_complex_type): Likewise.
9790 2016-06-21 Martin Liska <mliska@suse.cz>
9792 * predict.c (force_edge_cold): Replace imposisble with
9795 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9797 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
9798 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
9800 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
9802 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
9804 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
9805 Ilya Enkovich <ilya.enkovich@intel.com>
9808 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9809 New member function to convert V1TImode register to SUBREG
9810 TImode in debug insn.
9811 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
9812 after changing register mode to V1TImode.
9814 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
9816 * config/aarch64/aarch64-cores.def (vulcan): New core.
9817 * config/aarch64/aarch64-tune.md: Regenerate.
9818 * doc/invoke.texi: Document vulcan as an available option.
9820 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
9822 * cse.c (canon_asm_operands): New function extracted from...
9823 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
9824 either standalone or member of a PARALLEL.
9826 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9829 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
9830 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
9831 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
9833 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
9836 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
9837 constant addresses if can_create_pseudo_p.
9839 2016-06-21 Jakub Jelinek <jakub@redhat.com>
9841 PR tree-optimization/71588
9842 * tree-ssa-strlen.c (valid_builtin_call): New function.
9843 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
9846 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9849 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
9850 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
9851 for conversion of scalar user var to complex type and use the
9852 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
9855 PR rtl-optimization/71591
9856 * toplev.c (toplev::run_self_tests): If no_backend, complain and
9857 don't run any tests.
9859 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
9862 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
9863 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
9864 space for PIC with non-v32 and the common non-PIC "jump".
9866 2016-06-20 Jakub Jelinek <jakub@redhat.com>
9869 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
9870 returned values and add UN*/LTGT/*ORDERED cases with values matching
9871 D operand modifier on vcmp for AVX.
9873 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9875 * config/aarch64/aarch64.opt
9876 (mpc-relative-literal-loads): Rename internal option name.
9877 * config/aarch64/aarch64.c
9878 (aarch64_nopcrelative_literal_loads): Rename to
9879 aarch64_pcrelative_literal_loads.
9880 (aarch64_expand_mov_immediate): Likewise.
9881 (aarch64_secondary_reload): Likewise.
9882 (aarch64_can_use_per_function_literal_pools_p): Likewise.
9883 (aarch64_override_options_after_change_1): Rename and simplify logic.
9884 (aarch64_classify_symbol): Merge large model checks into switch,
9885 remove pc-relative load check.
9887 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9889 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
9890 costs relative to the cost of a register move.
9892 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9894 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
9895 (vcvt_n_f64_u64): Likewise.
9896 (vcvt_n_s64_f64): Likewise.
9897 (vcvt_n_u64_f64): Likewise.
9898 (vcvt_f64_s64): Likewise.
9899 (vrecpe_f64): Likewise.
9900 (vcvt_f64_u64): Likewise.
9901 (vrecps_f64): Likewise.
9903 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9905 * config/aarch64/aarch64.md
9906 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
9908 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
9910 * config/aarch64/aarch64-builtins.c
9911 (aarch64_types_binop_uss_qualifiers): Delete.
9912 (TYPES_BINOP_USS): Likewise.
9913 (aarch64_types_binop_sus_qualifiers): Likewise.
9914 (TYPES_BINOP_SUS): Likewise.
9915 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
9916 (TYPES_FCVTIMM_SUS): Likewise.
9917 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
9919 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
9920 (fcvtzs): Use SHIFTIMM rather than BINOP.
9921 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
9923 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
9925 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
9926 costs relative to the cost of a register move.
9928 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9930 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
9931 Allow scalar/single vector modes to be tieable.
9933 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
9935 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
9937 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9939 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
9941 * tree.h (TYPE_ALIGN): Likewise.
9943 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9946 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
9948 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
9950 * config/avr/avr.c (avr_print_operand): Fix "format not a string
9951 literal" build warnings.
9952 (avr_print_operand_address): Dito.
9954 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
9957 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
9958 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
9960 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
9962 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
9964 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
9967 * reload1.c (reload): Pass 0 to finish_spills when called because
9968 update_eliminables_and_spill returns true and remove did_spill.
9969 (finish_spills): Adjust comment and document GLOBAL parameter.
9971 2016-06-17 DJ Delorie <dj@redhat.com>
9974 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
9975 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
9976 (umulqihi3_virt): Likewise.
9977 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
9978 (umulqihi3_real): Likewise.
9980 2016-06-17 Martin Liska <mliska@suse.cz>
9982 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
9984 2016-06-17 Martin Liska <mliska@suse.cz>
9986 * predict.def: PRED_LOOP_EXIT from 92 to 85.
9988 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
9990 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
9992 (vaddq_f32): Likewise.
9993 (vmul_f32): Likewise.
9994 (vmulq_f32): Likewise.
9995 (vsub_f32): Likewise.
9996 (vsubq_f32): Likewise.
9998 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10000 PR tree-optimization/71347
10001 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10002 cost for all uses in group.
10004 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10006 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10007 insert gimple seq if it's not empty.
10009 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10011 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10013 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10014 rather than OFFSET.
10015 (comp_dr_with_seg_len_pair): Ditto.
10016 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10017 struct dr_with_seg_len_pair against DR_OFFSET.
10018 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10019 DR_OFFSET directly.
10021 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10023 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10025 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10027 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10028 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10029 (pa_output_millicode_call): Likewise.
10030 (pa_output_call): Likewise.
10031 (pa_output_indirect_call): Likewise.
10032 (pa_asm_output_mi_thunk): Likewise.
10034 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10036 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10038 2016-06-16 Martin Liska <mliska@suse.cz>
10040 * predict.c (combine_predictions_for_insn): When we find a first
10041 match predictor, we should consider just predictors with
10042 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10043 DS theory predictor.
10044 (combine_predictions_for_bb): Likewise.
10046 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10048 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10049 with base of reference to struct.
10051 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10053 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10055 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10058 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10059 progmem_swtable_section.
10060 (progmem_swtable_section): Remove.
10061 (avr_asm_function_rodata_section): Remove.
10062 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10063 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10065 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10067 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10068 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10069 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10070 signature_CENTAUR_ebx.
10071 * config/i386/i386.c (ix86_option_override_internal): Add
10072 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10073 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10074 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10076 2016-06-16 Martin Liska <mliska@suse.cz>
10078 * predict.def: Add fortran loop preheader predictor.
10079 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10080 fold IFN_BUILTIN_EXPECT with a known constant argument.
10082 2016-06-16 Martin Liska <mliska@suse.cz>
10084 * predict.def: Add 'Fortran' to display text of all
10085 PRED_FORTRAN_* predictors.
10087 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10090 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10091 [IA64_BUILTIN_NANSQ]: Ditto.
10092 (ia64_fold_builtin): New function.
10093 (TARGET_FOLD_BUILTIN): New define.
10094 (ia64_init_builtins) Declare const_string_type node.
10095 Add __builtin_nanq and __builtin_nansq builtin functions.
10096 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10098 2016-06-16 Nick Clifton <nickc@redhat.com>
10100 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10101 MSP430_HWMULT_ prefix to enum values.
10102 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10103 * config/msp430/msp430.c: Update use of enum values.
10104 * config/msp430/msp430.md: Likewise.
10105 * config/msp430/msp430.opt: Likewise.
10107 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10109 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10110 of comparsions in the last iteration.
10112 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10113 Joern Rennecke <joern.rennecke@embecosm.com>
10115 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10117 (arc_needs_pcl_p): Add GOTOFFPC.
10118 (arc_legitimate_pic_addr_p): Likewise.
10119 (arc_output_pic_addr_const): Likewise.
10120 (arc_legitimize_pic_address): Generate a pc-relative address using
10122 (arc_output_libcall): Use @pcl syntax.
10123 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10124 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10125 (*movsi_insn): Use @pcl syntax.
10126 (doloop_begin_i): Likewise.
10128 2016-06-16 Martin Liska <mliska@suse.cz>
10130 * predict.def: Define a new predictor.
10132 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10134 * config/arc/arc.opt (mtp-regno): Update text.
10136 2016-06-16 Renlin Li <renlin.li@arm.com>
10138 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10140 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10143 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10144 (setcc + and peephole2): Likewise.
10146 PR rtl-optimization/71532
10147 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10150 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10152 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10153 DImode constants with XXSPLTIB in vector registers.
10154 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10155 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10156 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10157 extraction of the element at the top of the register as a scalar
10159 (vsx_extract_<mode>_internal1): Likewise.
10160 (vsx_extract_<mode>_internal2): Likewise.
10161 * config/rs6000/constraints.md (wi constraint): Remove a comment
10162 about DImode not being allowed in Altivec registers.
10163 (wB constraint): New constraint for constants that can be
10164 generated in Altivec registers with VSPLTISW/VUPKHSW.
10165 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10167 (xxspltib_constant_nosplit): Likewise.
10168 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10169 support for -mupper-regs-di to enable DImode to go into Altivec
10171 (POWERPC_MASKS): Likewise.
10172 (power7 cpu): Likewise.
10173 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10174 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10175 for DImode being allowed in Altivec registers. Update wi/wj
10176 constraints. Set scalar_in_vmx_p flag.
10177 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10178 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10179 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10180 (rs6000_opt_masks): Add -mupper-regs-di.
10181 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10182 direct move to use wi and not wj.
10183 (lfiwzx): Likewise.
10184 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10186 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10187 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10188 any VSX register, instead of just Altivec registers, to allow
10189 either operand to be an Altivec register or both.
10190 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10191 (movdi_internal32): Add support for -mupper-regs-di. Add support
10192 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10193 the alternatives and attributes to be lined up to be easier to
10195 (movdi_internal64): Likewise.
10196 (64-bit DImode splitters): Change predicates to only split loading
10197 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10198 load constants in ISA 3.0 or ISA 2.07 respectively.
10199 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10200 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10201 mention -mcpu=power9 sets these options.
10202 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10205 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10208 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10209 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10210 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10211 by default to warn misspelled interrupt/ signal handler.
10212 * doc/invoke.texi (AVR Options): Document it. Update description
10213 for -nodevicelib option.
10215 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10217 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10218 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10219 (aarch64_<sur>shll2_n<mode>): Likewise.
10221 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10223 PR middle-end/71529
10224 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10225 DECL_CONTEXT for copied arguments.
10227 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10229 PR tree-optimization/71483
10230 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10233 2016-06-15 Martin Liska <mliska@suse.cz>
10235 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10236 instead of predict_edge w/o a probability.
10238 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10240 PR tree-optimization/71439
10241 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10244 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10246 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10247 register subregs in SET_SRC.
10249 2016-06-15 Richard Biener <rguenther@suse.de>
10251 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
10252 store restrictions.
10254 2016-06-15 Richard Biener <rguenther@suse.de>
10256 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
10257 not consider dependences between accesses that belong to the
10259 (vect_analyze_data_ref_dependences): Do not analyze read-read
10260 or self-dependences.
10262 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10264 * spellcheck-tree.c: Include spellcheck-tree.h rather than
10266 (find_closest_identifier): Reimplement in terms of
10267 best_match<tree,tree>.
10268 * spellcheck-tree.h: New file.
10269 * spellcheck.c (struct edit_distance_traits<const char *>): New
10271 (find_closest_string): Reimplement in terms of
10272 best_match<const char *, const char *>.
10273 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
10274 overload to spellcheck-tree.h.
10275 (find_closest_identifier): Likewise.
10276 (struct edit_distance_traits<T>): New template.
10277 (class best_match): New class.
10279 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10281 * selftest-run-tests.c (selftest::run_tests): Call
10282 selftest::spellcheck_tree_c_tests.
10283 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
10284 * spellcheck-tree.c: Include selftest.h and stringpool.h.
10285 (selftest::test_find_closest_identifier): New function.
10286 (selftest::spellcheck_tree_c_tests): New function.
10287 * spellcheck.c (selftest::test_find_closest_string): Verify that
10288 the order of the vec does not affect the results for this case.
10289 (selftest::test_data): New array.
10290 (selftest::test_metric_conditions): New function.
10291 (selftest::spellcheck_c_tests): Add a test of case-comparison.
10292 Call selftest::test_metric_conditions.
10294 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10296 * config/rs6000/rs6000-builtin.def (commentary): Typo.
10297 (BU_P9_MISC_1): Likewise.
10298 (BU_P9_64BIT_MISC_0): Likewise.
10299 (BU_P9_MISC_0): Likewise.
10301 2016-06-14 David Malcolm <dmalcolm@redhat.com>
10303 * gcc-rich-location.c
10304 (gcc_rich_location::add_fixit_misspelled_id): New method.
10305 * gcc-rich-location.h
10306 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
10308 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
10310 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
10311 FreeBSD 11 and above.
10313 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
10315 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
10317 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10319 * expmed.h: Close parenthesis in "at your option" in copyright
10321 * lower-subreg.h: Likewise.
10323 2016-06-14 Richard Biener <rguenther@suse.de>
10325 PR middle-end/71526
10326 * genmatch.c (expr::gen_transform): Use in_type for comparisons
10329 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10331 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
10333 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
10334 mask+shift version.
10335 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
10337 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
10338 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
10340 2016-06-14 Richard Biener <rguenther@suse.de>
10342 PR tree-optimization/71522
10343 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
10344 copying into float copying.
10346 2016-06-14 Jakub Jelinek <jakub@redhat.com>
10348 PR tree-optimization/71520
10349 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
10350 (replace_block_by): Move user labels from bb1 to bb2.
10352 2016-06-14 Richard Biener <rguenther@suse.de>
10354 PR middle-end/71310
10356 * expr.h (get_bit_range): Declare.
10357 * expr.c (get_bit_range): Export.
10358 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
10359 word_mode again to constrain the bitfield access.
10361 2016-06-14 Richard Biener <rguenther@suse.de>
10363 PR tree-optimization/71521
10364 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
10365 division int_const_binop against zero divisor.
10367 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10369 * config/i386/i386.md (signbittf2): New expander.
10370 * config/i386/sse.md (ptesttf2): New insn pattern.
10372 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10375 * input.c (selftest::test_reading_source_line): Avoid reading from
10376 __FILE__ by creating a tempfile with known content and reading
10379 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10381 * pretty-print.c (assert_pp_format_colored): Skip the test if
10383 (test_pp_format): Remove comment about GCC_COLORS.
10385 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10387 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
10388 * pretty-print.c (assert_pp_format_va): Add location param and use
10389 it with ASSERT_STREQ_AT.
10390 (assert_pp_format): Add location param and pass it to
10391 assert_pp_format_va.
10392 (assert_pp_format_colored): Likewise.
10393 (ASSERT_PP_FORMAT_1): New.
10394 (ASSERT_PP_FORMAT_2): New.
10395 (ASSERT_PP_FORMAT_3): New.
10396 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
10397 explicitly, or implicitly via the above macros.
10398 * selftest.c (selftest::pass): Use a selftest::location rather
10399 than file and line.
10400 (selftest::fail): Likewise. Print the function name.
10401 (selftest::fail_formatted): Likewise.
10402 (selftest::assert_streq): Use a selftest::location rather than
10404 * selftest.h (selftest::location): New struct.
10405 (SELFTEST_LOCATION): New macro.
10406 (selftest::pass): Accept a const location & rather than file
10408 (selftest::fail): Likewise.
10409 (selftest::fail_formatted): Likewise.
10410 (selftest::assert_streq): Likewise.
10411 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
10412 (ASSERT_FALSE): Likewise.
10413 (ASSERT_EQ): Likewise.
10414 (ASSERT_NE): Likewise.
10415 (ASSERT_STREQ): Likewise.
10416 (ASSERT_PRED1): Likewise.
10417 (ASSERT_STREQ_AT): New macro.
10419 2016-06-13 David Malcolm <dmalcolm@redhat.com>
10421 * selftest.c (selftest::fail_formatted): New function.
10422 (selftest::assert_streq): New function.
10423 * selftest.h (selftests::fail_formatted): New decl.
10424 (selftest::assert_streq): New decl.
10425 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
10427 2016-06-13 Jeff Law <law@redhat.com>
10429 PR tree-optimization/71403
10430 * tree-ssa-threadbackward.c
10431 (convert_and_register_jump_thread_path): No longer accept reference
10432 to path. Do not pop items off the path anymore.
10433 (fsm_find_control_statement_thread_paths): Do not allow threading
10434 to a deeper loop nest. Pop the last item off the path here rather
10435 than in convert_and_register_jump_thread_path.
10437 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10438 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
10440 [AArch64] Emit division using the Newton series
10442 * config/aarch64/aarch64-protos.h
10443 (cpu_approx_modes): Add new member "division".
10444 (aarch64_emit_approx_div): Declare new function.
10445 * config/aarch64/aarch64.c
10446 (generic_approx_modes): New member "division".
10447 (exynosm1_approx_modes): Likewise.
10448 (xgene1_approx_modes): Likewise.
10449 (aarch64_emit_approx_div): Define new function.
10450 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
10451 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
10452 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
10453 * doc/invoke.texi (-mlow-precision-div): Describe new option.
10455 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10456 Wilco Dijkstra <wilco.dijkstra@arm.com>
10458 [AArch64] Emit square root using the Newton series
10460 * config/aarch64/aarch64-protos.h
10461 (aarch64_emit_approx_rsqrt): Replace with new function
10462 "aarch64_emit_approx_sqrt".
10463 (cpu_approx_modes): New member "sqrt".
10464 * config/aarch64/aarch64.c
10465 (generic_approx_modes): New member "sqrt".
10466 (exynosm1_approx_modes): Likewise.
10467 (xgene1_approx_modes): Likewise.
10468 (aarch64_emit_approx_rsqrt): Replace with new function
10469 "aarch64_emit_approx_sqrt".
10470 (aarch64_override_options_after_change_1): Handle new option.
10471 * config/aarch64/aarch64-simd.md
10472 (rsqrt<mode>2): Use new function instead.
10473 (sqrt<mode>2): New expansion and insn definitions.
10474 * config/aarch64/aarch64.md: Likewise.
10475 * config/aarch64/aarch64.opt
10476 (mlow-precision-sqrt): Add new option description.
10477 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
10479 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
10481 [AArch64] Add more choices for the reciprocal square root approximation
10483 Allow a target to prefer such operation depending on the operation mode.
10485 * config/aarch64/aarch64-protos.h
10486 (AARCH64_APPROX_MODE): New macro.
10487 (AARCH64_APPROX_{NONE,ALL}): Likewise.
10488 (cpu_approx_modes): New structure.
10489 (tune_params): New member "approx_modes".
10490 * config/aarch64/aarch64-tuning-flags.def
10491 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
10492 * config/aarch64/aarch64.c
10493 (generic_approx_modes): New core "cpu_approx_modes" structure.
10494 (exynosm1_approx_modes): Likewise.
10495 (xgene1_approx_modes): Likewise.
10496 (generic_tunings): New member "approx_modes".
10497 (cortexa35_tunings): Likewise.
10498 (cortexa53_tunings): Likewise.
10499 (cortexa57_tunings): Likewise.
10500 (cortexa72_tunings): Likewise.
10501 (exynosm1_tunings): Likewise.
10502 (thunderx_tunings): Likewise.
10503 (xgene1_tunings): Likewise.
10504 (use_rsqrt_p): New argument for the mode and use new member from
10506 (aarch64_builtin_reciprocal): Devise mode from builtin.
10507 (aarch64_optab_supported_p): New argument for the mode.
10508 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
10510 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10512 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
10513 RS6000_BTM_MODULO flag into the set of flags that are considered
10514 to be part of the common configuration.
10516 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
10518 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
10519 difference unsigned.
10520 (vec_absdb): New macro for vector absolute difference unsigned
10522 (vec_absdh): New macro for vector absolute difference unsigned
10524 (vec_absdw): New macro for vector absolute difference unsigned word.
10525 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
10526 (vadu<mode>3): New insn.
10527 (*p9_vadu<mode>3): New insn.
10528 * config/rs6000/rs6000-builtin.def (vadub): New built-in
10530 (vaduh): New built-in definition.
10531 (vaduw): New built-in definition.
10532 (vadu): New overloaded built-in definition.
10533 (vadub): New overloaded built-in definition.
10534 (vaduh): New overloaded built-in definition.
10535 (vaduw): New overloaded built-in definition.
10536 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10537 overloaded vector absolute difference unsigned functions.
10538 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10539 the ISA 3.0 vector absolute difference unsigned built-in functions.
10541 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
10543 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
10544 update shared_lookup_references only once after changing operands.
10546 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
10548 PR middle-end/71373
10549 * tree-nested.c (convert_nonlocal_omp_clauses)
10550 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
10552 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
10553 * tree.def (CASE_LABEL_EXPR): Likewise.
10555 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
10558 * input.c (test_builtins): Fix an assertion.
10560 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10562 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
10563 (paritysi2): Ditto.
10565 (isinf<mode>2): Ditto.
10567 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
10569 * ggc-tests.c (test_finalization): Only test need_finalization_p
10570 for GCC_VERSION >= 4003.
10572 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10574 * config/s390/vecintrin.h: Fix file description in comment.
10576 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10578 * config/s390/s390-builtin-types.def: Change builtin type naming
10579 scheme to match builtin-types.def.
10581 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
10583 * fold-const.c (optimize_minmax_comparison): Remove.
10584 (fold_comparison): Remove call to the above.
10585 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
10586 New transformations.
10588 2016-06-13 Alan Hayward <alan.hayward@arm.com>
10590 PR tree-optimization/71416
10591 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
10594 2016-06-13 Martin Liska <mliska@suse.cz>
10596 * predict.c (enum predictor_reason): Prefix enum with REASON_.
10597 (combine_predictions_for_insn): Likewise.
10598 (prune_predictions_for_bb): Likewise.
10599 (combine_predictions_for_bb): Likewise.
10601 2016-06-13 Richard Biener <rguenther@suse.de>
10603 PR tree-optimization/71505
10604 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
10605 assert match comment.
10607 2016-06-13 Marek Polacek <polacek@redhat.com>
10609 PR middle-end/71476
10610 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
10611 gimplify_switch_expr.
10612 (warn_switch_unreachable_r): New function.
10614 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10617 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
10620 2016-06-13 Richard Biener <rguenther@suse.de>
10622 PR middle-end/64516
10623 * fold-const.c (fold_unary_loc): Preserve alignment when
10624 folding a VIEW_CONVERT_EXPR into a MEM_REF.
10626 2016-06-13 Martin Liska <mliska@suse.cz>
10629 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
10630 w/ -fsanitize=bounds.
10632 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10634 * config/i386/i386.c (ix86_init_builtins): Calculate
10635 FLOAT128_FTYPE_CONST_STRING function type only once.
10636 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
10637 built-in functions are available for x86-32 and x86-64 targets.
10639 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
10642 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
10643 New primitive type.
10644 (FLOAT128_FTYPE_CONST_STRING): New function type.
10645 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
10646 [IX86_BUILTIN_NANSQ]: Ditto.
10647 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10648 (ix86_init_builtin_types): Declare const_string_type_node.
10649 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
10651 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
10652 * doc/extend.texi (x86 Built-in Functions): Document
10653 __builtin_nanq and __builtin_nansq.
10655 2016-06-11 Jiong Wang <jiong.wang@arm.com>
10658 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
10659 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
10660 length for pop patterns.
10661 (arm_attr_length_push_multi): Update comments.
10662 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
10664 (*pop_multiple_with_writeback_and_return): Likewise.
10665 (*pop_multiple_with_return): Likewise.
10667 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
10669 PR middle-end/71310
10670 * fold-const.c (optimize_bit_field_compare): Don't try to use
10671 word_mode unconditionally for reading the bit field, look at
10672 DECL_BIT_FIELD_REPRESENTATIVE instead.
10674 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10676 PR middle-end/71478
10677 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
10678 vector integer type.
10680 2016-06-10 Jakub Jelinek <jakub@redhat.com>
10682 PR middle-end/71494
10683 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
10684 without LABEL_DECL, set *handled_ops_p to false instead of true.
10686 2016-06-10 Martin Sebor <msebor@redhat.com>
10689 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
10690 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
10691 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
10693 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
10694 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
10695 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
10696 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
10697 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
10698 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
10699 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
10700 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
10702 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10704 * config/arm/arm.h (pool_vector_label,
10705 return_used_this_function): Remove.
10707 2016-06-10 Jeff Law <law@redhat.com>
10709 PR tree-optimization/71335
10710 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
10711 zero length paths here.
10712 (convert_and_register_jump_thread_path): Remove hacks related to
10713 duplicated blocks in the jump thread path.
10714 (fsm_find_control_statement_thread_paths): Avoid putting the same
10715 block on the thread path twice, but ensure the thread path is
10716 unchanged from the caller's point of view.
10718 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10720 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
10721 * predict.def (PRED_LOOP_BRANCH): Remove.
10723 2016-06-10 David Malcolm <dmalcolm@redhat.com>
10725 * Makefile.in (OBJS): Add ggc-tests.o.
10726 (GTFILES): Add ggc-tests.c.
10727 * ggc-tests.c: New file.
10728 * selftest-run-tests.c (selftest::run_tests): Call
10729 selftest::ggc_tests_c_tests.
10730 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
10732 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
10734 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
10736 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
10739 * varasm.c (place_block_symbol): Adjust alignment for asan protected
10740 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
10742 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
10744 * profile.c: Include cfgloop.h.
10745 (branch_prob): Compute estimated number of iterations.
10746 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
10747 recompute estimate number of iterations from profile.
10749 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
10751 PR inline-asm/68843
10752 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
10753 must be grouped on top of stack. Don't force early clobber
10754 on ordinary reg outputs.
10756 2016-06-10 Richard Biener <rguenther@suse.de>
10758 * targhooks.c (default_builtin_vectorization_cost): Adjust
10759 vec_construct cost.
10761 2016-06-10 Richard Biener <rguenther@suse.de>
10763 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
10764 to fold the RHS to a constant if possible.
10766 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
10768 PR middle-end/71373
10769 * tree-nested.c (convert_nonlocal_omp_clauses)
10770 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
10771 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
10772 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
10774 * gimplify.c (gimplify_adjust_omp_clauses): Discard
10776 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
10778 * omp-low.c (scan_sharing_clauses): Don't expect
10779 OMP_CLAUSE__CACHE_.
10781 2016-06-10 Alan Hayward <alan.hayward@arm.com>
10783 PR tree-optimization/71407
10784 PR tree-optimization/71416
10785 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
10786 BIT_FIELD_REF type.
10788 2016-06-10 Richard Biener <rguenther@suse.de>
10790 PR middle-end/71477
10791 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
10793 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
10795 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
10797 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
10798 Jiong Wang <jiong.wang@arm.com>
10800 PR rtl-optimization/70751
10801 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
10802 spilled into memory.
10804 2016-06-09 Jonathan Yong <10walls@gmail.com>
10807 2015-09-21 Jonathan Yong <10walls@gmail.com>
10809 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
10810 sysroot/usr/lib/32api for additional win32 libraries,
10811 fixes failing Cygwin bootstrapping.
10813 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
10815 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
10818 2016-06-09 David Malcolm <dmalcolm@redhat.com>
10821 * pretty-print.c (pp_indent): Specify that %p is printed in a
10822 host-dependent manner.
10823 (test_pp_format): Remove the test for %p.
10825 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
10827 * config/mips/mips.c (mips_output_jump): Fix formatting.
10829 2016-06-09 Richard Biener <rguenther@suse.de>
10831 PR tree-optimization/71462
10832 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
10835 2016-06-09 Martin Liska <mliska@suse.cz>
10837 * predict.c (dump_prediction): Add new argument.
10838 (enum predictor_reason): New enum.
10839 (struct predictor_hash): New struct.
10840 (predictor_hash::hash): New function.
10841 (predictor_hash::equal): Likewise.
10842 (not_removed_prediction_p): New function.
10843 (prune_predictions_for_bb): Likewise.
10844 (combine_predictions_for_bb): Prune predictions.
10846 2016-06-09 Martin Liska <mliska@suse.cz>
10848 * predict.c (filter_predictions): New function.
10849 (remove_predictions_associated_with_edge): Use the filter
10851 (equal_edge_p): New function.
10853 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
10855 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
10856 Correct usage of @samp vs @option, add @samp where appropriate.
10857 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
10858 Add armv6s-m and document it, as it is no official ARM name.
10860 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10862 * ifcvt.c (struct noce_if_info): Add transform_name field.
10863 (noce_try_move): Set if_info->transform_name to the function name.
10864 (noce_try_ifelse_collapse): Likewise.
10865 (noce_try_store_flag): Likewise.
10866 (noce_try_inverse_constants): Likewise.
10867 (noce_try_store_flag_constants): Likewise.
10868 (noce_try_addcc): Likewise.
10869 (noce_try_store_flag_mask): Likewise.
10870 (noce_try_cmove): Likewise.
10871 (noce_try_cmove_arith): Likewise.
10872 (noce_try_minmax): Likewise.
10873 (noce_try_abs): Likewise.
10874 (noce_try_sign_mask): Likewise.
10875 (noce_try_bitop): Likewise.
10876 (noce_convert_multiple_sets): Likewise.
10877 (noce_process_if_block): Print if_info->transform_name to
10878 dump_file if transformation succeeded.
10880 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10882 * config/arm/cortex-a57.md (cortex_a57_alu):
10885 2016-06-08 Martin Sebor <msebor@redhat.com>
10886 Jakub Jelinek <jakub@redhat.com>
10890 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
10891 BUILT_IN_MUL_OVERFLOW_P): New builtins.
10892 * builtins.c: Include gimple-fold.h.
10893 (fold_builtin_arith_overflow): Handle
10894 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
10895 (fold_builtin_3): Likewise.
10896 * doc/extend.texi (Integer Overflow Builtins): Document
10897 __builtin_{add,sub,mul}_overflow_p.
10899 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
10901 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
10902 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
10904 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
10906 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
10907 Rewrite, looking one level down for records and arrays.
10909 2016-06-08 David Malcolm <dmalcolm@redhat.com>
10911 * pretty-print.c: Include "selftest.h".
10912 (pp_format): Fix comment.
10913 (identifier_to_locale): Likewise.
10914 (selftest::test_basic_printing): New function.
10915 (selftest::assert_pp_format): New function.
10916 (selftest::test_pp_format): New function.
10917 (selftest::pretty_print_c_tests): New function.
10918 * selftest-run-tests.c (selftest::run_tests): Call
10919 selftest::pretty_print_c_tests.
10920 * selftest.h (pretty_print_c_tests): New declaration.
10922 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
10924 * invoke.texi (max-loop-headers-insns): Document.
10925 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
10926 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
10927 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
10929 2016-06-08 Richard Biener <rguenther@suse.de>
10931 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
10932 on strided SLP loads and fall back to scalar loads in case
10933 we can't chunk them.
10935 2016-06-08 Richard Biener <rguenther@suse.de>
10937 PR tree-optimization/71452
10938 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
10939 type used for the SSA rewrite has enough precision to cover
10940 the dynamic type of the location.
10942 2016-06-08 Jakub Jelinek <jakub@redhat.com>
10943 Richard Biener <rguenther@suse.de>
10946 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
10947 the same as DECL_P (base0) for indirect_base0. Use equality_code
10948 in one further place.
10950 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
10952 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
10953 to one word if the field is known to overlap other words.
10954 (extract_bit_field_1): Likewise.
10955 (store_split_bit_field): Remove compensating code.
10956 (extract_split_bit_field): Likewise.
10958 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
10962 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
10964 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10966 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
10968 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
10969 (arch64_addpv4sf): Delete.
10970 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
10971 "gen_aarch64_addpv4sf".
10972 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
10974 (vpadds_f32): Likewise.
10975 (vpaddq_f32): Likewise.
10976 (vpaddq_f64): Likewise.
10978 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10980 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
10982 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
10983 to VALLF. Rename to "fabd<mode>3".
10984 "*fabd_scalar<mode>3): Delete.
10985 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
10987 (vabdd_f64): Likewise.
10988 (vabd_f32): Likewise.
10989 (vabd_f64): Likewise.
10990 (vabdq_f32): Likewise.
10991 (vabdq_f64): Likewise.
10993 2016-06-08 Jiong Wang <jiong.wang@arm.com>
10995 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
10997 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
10998 "aarch64_rsqrts<mode>".
10999 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11000 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11002 (vrsqrtsd_f64): Likewise.
11003 (vrsqrts_f32): Likewise.
11004 (vrsqrts_f64): Likewise.
11005 (vrsqrtsq_f32): Likewise.
11006 (vrsqrtsq_f64): Likewise.
11008 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11010 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11012 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11013 "aarch64_rsqrte<mode>".
11014 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11015 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11017 (vrsqrted_f64): Likewise.
11018 (vrsqrte_f32): Likewise.
11019 (vrsqrte_f64): Likewise.
11020 (vrsqrteq_f32): Likewise.
11021 (vrsqrteq_f64): Likewise.
11023 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11025 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11027 (fcvtzs): Likewise.
11028 (fcvtzu): Likewise.
11029 * config/aarch64/aarch64-simd.md
11030 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11031 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11032 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11034 (vcvt_n_f32_u32): Likewise.
11035 (vcvt_n_s32_f32): Likewise.
11036 (vcvt_n_u32_f32): Likewise.
11037 (vcvtq_n_f32_s32): Likewise.
11038 (vcvtq_n_f32_u32): Likewise.
11039 (vcvtq_n_f64_s64): Likewise.
11040 (vcvtq_n_f64_u64): Likewise.
11041 (vcvtq_n_s32_f32): Likewise.
11042 (vcvtq_n_s64_f64): Likewise.
11043 (vcvtq_n_u32_f32): Likewise.
11044 (vcvtq_n_u64_f64): Likewise.
11045 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11046 (VSDQ_SDI): Likewise.
11047 (fcvt_target): Support V4DI, V4SI and V2SI.
11048 (FCVT_TARGET): Likewise.
11050 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11052 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11053 (TYPES_BINOP_SUS): Likewise.
11054 (aarch64_simd_builtin_data): Update include file name.
11055 (aarch64_builtins): Likewise.
11056 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11057 for conversion between scalar float-point and fixed-point.
11059 (fcvtzs): Likewise.
11060 (fcvtzu): Likewise.
11061 * config/aarch64/aarch64.md
11062 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11063 pattern for conversion between scalar float to fixed-pointer.
11064 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11065 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11066 (UNSPEC_FCVTZU): Likewise.
11067 (UNSPEC_SCVTF): Likewise.
11068 (UNSPEC_UCVTF): Likewise.
11069 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11071 (vcvtd_n_f64_u64): Likewise.
11072 (vcvtd_n_s64_f64): Likewise.
11073 (vcvtd_n_u64_f64): Likewise.
11074 (vcvtd_n_f32_s32): Likewise.
11075 (vcvts_n_f32_u32): Likewise.
11076 (vcvtd_n_s32_f32): Likewise.
11077 (vcvts_n_u32_f32): Likewise.
11078 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11080 (FCVT_TARGET): Likewise.
11081 (FCVT_FIXED2F): New iterator.
11082 (FCVT_F2FIXED): Likewise.
11083 (fcvt_fixed_insn): New define_int_attr.
11085 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11087 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11088 some statements was removed.
11090 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11092 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11093 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11094 (vect_can_advance_ivs_p): likewise.
11095 (vect_update_ivs_after_vectorizer): likewise.
11096 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11097 (vect_analyze_scalar_cycles_1): likewise.
11098 (vect_analyze_loop_operations): likewise.
11099 (report_vect_op): likewise.
11100 (vect_is_slp_reduction): likewise.
11101 (vect_is_simple_reduction): likewise.
11102 (get_initial_def_for_induction): likewise.
11103 (vect_transform_loop): likewise.
11104 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11105 (vect_recog_sad_pattern): likewise.
11106 (vect_recog_widen_sum_pattern): likewise.
11107 (vect_recog_widening_pattern): likewise.
11108 (vect_recog_divmod_pattern): likewise.
11109 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11110 (vect_analyze_slp_instance): likewise.
11111 (vect_transform_slp_perm_load): likewise.
11112 (vect_schedule_slp_instance): likewise.
11114 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11116 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11117 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11118 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11119 (PRED_LOOP_BRANCH): Document predictor as broken.
11120 (PRED_LOOP_EXIT): Change hitrate 91->92.
11121 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11122 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11123 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11124 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11125 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11126 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11127 (PRED_CALL): Chane hitrate 71->67.
11128 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11129 (PRED_GOTO): Document as unused right now.
11130 (PRED_CONST_RETURN): Change hitrate 67->69
11131 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11132 (PRED_NULL_RETURN): Change hitrate 91->90.
11133 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11134 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11135 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11137 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11139 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11140 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11141 special case Altivec builtin.
11142 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11143 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11144 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11145 code for ALTIVEC_BUILTIN_VEC_MUL.
11146 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11147 for __builtin_vec_mul.
11149 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11151 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11154 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11156 * spellcheck.c (selftest::test_find_closest_string): New function.
11157 (spellcheck_c_tests): Call the above.
11159 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11161 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11163 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11165 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11166 Yv=Yv,C alternatives.
11168 2016-06-07 Richard Biener <rguenther@suse.de>
11171 * common.opt (ffast-math): Make Optimization.
11173 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11174 Prachi Godbole <prachi.godbole@imgtec.com>
11176 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11177 `fabs' and `fneg' type attributes.
11178 (p5600_fpu_fabs): Add `fmove' to the comment.
11180 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11182 * gimple.c: Include builtins.h
11183 (gimple_inexpensive_call_p): New function.
11184 * gimple.h (gimple_inexpensive_call_p): Declare.
11185 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11186 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11189 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11191 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11192 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11193 warning_at_rich_loc, warning_n, pedwarn, permerror,
11194 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11195 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11198 2016-06-07 Richard Biener <rguenther@suse.de>
11200 PR tree-optimization/71428
11201 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11202 BIT_FIELD_REF op vs. load.
11204 2016-06-07 Richard Biener <rguenther@suse.de>
11206 PR middle-end/71423
11207 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11210 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11212 * config/pa/pa.md (call): Generate indirect long calls to non-local
11213 functions on TARGET_64BIT.
11214 (call_value): Likewise.
11216 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11218 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11219 pattern and subsequent splitters.
11220 (call_val_reg_64bit_post_reload): Likewise.
11222 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11224 PR middle-end/71408
11225 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11226 propagate_op_to_single_use.
11228 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11230 PR middle-end/71281
11231 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11233 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11235 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11236 (enum x86_dirflag_state): New enum.
11237 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11238 (machine_function): Remove needs_cld.
11239 (ix86_current_function_needs_cld): Remove.
11240 * config/i386/i386.c (ix86_set_func_type): Set
11241 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11242 (ix86_expand_prologue): Do not emit CLD here.
11243 (ix86_dirflag_mode_needed): New function.
11244 (ix86_dirflag_mode_entry): Ditto.
11245 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11246 (ix86_mode_after): Ditto.
11247 (ix86_mode_entry): Ditto.
11248 (ix86_mode_exit): Ditto.
11249 (ix86_emit_mode_set): Ditto.
11250 * config/i386/i386.md (strmov_singleop): Set
11251 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
11252 Do not set ix86_current_function_needs_cld.
11254 (strset_singleop): Ditto.
11256 (cmpstrnqi_nz_1): Ditto.
11257 (cmpstrnqi_1): Ditto.
11258 (strlenqi_1): Ditto.
11260 2016-06-06 Jakub Jelinek <jakub@redhat.com>
11262 PR tree-optimization/71259
11263 * tree-vect-slp.c (vect_get_constant_vectors): For
11264 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
11265 one for constant op, and use COND_EXPR for non-constant.
11267 2016-06-06 David Malcolm <dmalcolm@redhat.com>
11269 * Makefile.in (OBJS): Add function-tests.o,
11270 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
11271 selftest-run-tests.o.
11272 (OBJS-libcommon): Add selftest.o.
11273 (OBJS-libcommon-target): Add selftest.o.
11274 (all.internal): Add "selftest".
11275 (all.cross): Likewise.
11276 (selftest): New phony target.
11277 (s-selftest): New target.
11278 (selftest-gdb): New phony target.
11279 (COLLECT2_OBJS): Add selftest.o.
11280 * bitmap.c: Include "selftest.h".
11281 (selftest::test_gc_alloc): New function.
11282 (selftest::test_set_range): New function.
11283 (selftest::test_clear_bit_in_middle): New function.
11284 (selftest::test_copying): New function.
11285 (selftest::test_bitmap_single_bit_set_p): New function.
11286 (selftest::bitmap_c_tests): New function.
11287 * common.opt (fself-test): New.
11288 * diagnostic-show-locus.c: Include "selftest.h".
11289 (make_range): New function.
11290 (test_range_contains_point_for_single_point): New function.
11291 (test_range_contains_point_for_single_line): New function.
11292 (test_range_contains_point_for_multiple_lines): New function.
11293 (assert_eq): New function.
11294 (test_get_line_width_without_trailing_whitespace): New function.
11295 (selftest::diagnostic_show_locus_c_tests): New function.
11296 * et-forest.c: Include "selftest.h".
11297 (selftest::test_single_node): New function.
11298 (selftest::test_simple_tree): New function.
11299 (selftest::test_disconnected_nodes): New function.
11300 (selftest::et_forest_c_tests): New function.
11301 * fold-const.c: Include "selftest.h".
11302 (selftest::assert_binop_folds_to_const): New function.
11303 (selftest::assert_binop_folds_to_nonlvalue): New function.
11304 (selftest::test_arithmetic_folding): New function.
11305 (selftest::fold_const_c_tests): New function.
11306 * function-tests.c: New file.
11307 * gimple.c: Include "selftest.h".
11308 Include "gimple-pretty-print.h".
11309 (selftest::verify_gimple_pp): New function.
11310 (selftest::test_assign_single): New function.
11311 (selftest::test_assign_binop): New function.
11312 (selftest::test_nop_stmt): New function.
11313 (selftest::test_return_stmt): New function.
11314 (selftest::test_return_without_value): New function.
11315 (selftest::gimple_c_tests): New function.
11316 * hash-map-tests.c: New file.
11317 * hash-set-tests.c: New file.
11318 * input.c: Include "selftest.h".
11319 (selftest::assert_loceq): New function.
11320 (selftest::test_accessing_ordinary_linemaps): New function.
11321 (selftest::test_unknown_location): New function.
11322 (selftest::test_builtins): New function.
11323 (selftest::test_reading_source_line): New function.
11324 (selftest::input_c_tests): New function.
11325 * rtl-tests.c: New file.
11326 * selftest-run-tests.c: New file.
11327 * selftest.c: New file.
11328 * selftest.h: New file.
11329 * spellcheck.c: Include "selftest.h".
11330 (selftest::levenshtein_distance_unit_test_oneway): New function,
11331 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
11332 (selftest::levenshtein_distance_unit_test): Likewise.
11333 (selftest::spellcheck_c_tests): Likewise.
11334 * toplev.c: Include selftest.h.
11335 (toplev::run_self_tests): New.
11336 (toplev::main): Handle -fself-test.
11337 * toplev.h (toplev::run_self_tests): New.
11338 * tree.c: Include "selftest.h".
11339 (selftest::test_integer_constants): New function.
11340 (selftest::test_identifiers): New function.
11341 (selftest::test_labels): New function.
11342 (selftest::tree_c_tests): New function.
11343 * tree-cfg.c: Include "selftest.h".
11344 (selftest::push_fndecl): New function.
11345 (selftest::test_linear_chain): New function.
11346 (selftest::test_diamond): New function.
11347 (selftest::test_fully_connected): New function.
11348 (selftest::tree_cfg_c_tests): New function.
11349 * vec.c: Include "selftest.h".
11350 (selftest::safe_push_range): New function.
11351 (selftest::test_quick_push): New function.
11352 (selftest::test_safe_push): New function.
11353 (selftest::test_truncate): New function.
11354 (selftest::test_safe_grow_cleared): New function.
11355 (selftest::test_pop): New function.
11356 (selftest::test_safe_insert): New function.
11357 (selftest::test_ordered_remove): New function.
11358 (selftest::test_unordered_remove): New function.
11359 (selftest::test_block_remove): New function.
11360 (selftest::reverse_cmp): New function.
11361 (selftest::test_qsort): New function.
11362 (selftest::vec_c_tests): New function.c.
11363 * wide-int.cc: Include selftest.h and wide-int-print.h.
11364 (selftest::from_int <wide_int>): New function.
11365 (selftest::from_int <offset_int>): New function.
11366 (selftest::from_int <widest_int>): New function.
11367 (selftest::assert_deceq): New function.
11368 (selftest::assert_hexeq): New function.
11369 (selftest::test_printing <VALUE_TYPE>): New function template.
11370 (selftest::test_ops <VALUE_TYPE>): New function template.
11371 (selftest::test_comparisons <VALUE_TYPE>): New function template.
11372 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
11374 (selftest::wide_int_cc_tests): New function.
11376 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11378 PR middle-end/37780
11379 * ifcvt.c (noce_try_ifelse_collapse): New function.
11381 (noce_process_if_block): Call noce_try_ifelse_collapse.
11382 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
11383 (simplify_ternary_operation): Use the above to simplify
11384 conditional CLZ/CTZ expressions.
11386 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11388 PR middle-end/37780
11389 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
11390 define_insn_and_split.
11392 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11394 PR middle-end/37780
11395 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
11397 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
11400 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
11401 Implicitly clobber memory for basic asm with non-empty assembler
11402 string. Use targetm.md_asm_adjust also here.
11403 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
11404 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
11405 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
11406 non-empty assembler string.
11407 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
11408 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
11409 (decode_asm_operands): Handle basic asm in PARALLEL block.
11410 (extract_insn): Handle basic asm in PARALLEL block.
11411 * doc/extend.texi: Mention new behavior of basic asm.
11412 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
11413 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
11414 branch_needs_nop_p): Use asm_noperands.
11416 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
11418 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
11419 Include the M7 SPARC DFA scheduler.
11420 New attribute v3pipe.
11421 Annotate insns with v3pipe where appropriate.
11422 Define cpu_feature vis4.
11423 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
11424 Add (V8QI "8") to vbits.
11425 Add insns {add,sub}v8qi3
11426 Add insns ss{add,sub}v8qi3
11427 Add insns us{add,sub}{v8qi,v4hi}3
11428 Add insns {min,max}{v8qi,v4hi,v2si}3
11429 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
11430 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
11431 * config/sparc/niagara4.md: Add a comment explaining the
11432 discrepancy between the documented latenty numbers and the
11434 * config/sparc/niagara7.md: New file.
11435 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
11436 supports SPARC5 and VIS 4.0 instructions.
11437 * configure: Regenerate.
11438 * config.in: Likewise.
11439 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
11440 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
11441 TARGET_CPU_niagara7.
11442 (ASM_CPU64_DEFAULT_SPEC): Likewise.
11443 (CPP_CPU_SPEC): Handle niagara7.
11444 (ASM_CPU_SPEC): Likewise.
11445 * config/sparc/sparc-opts.h (processor_type): Add
11446 PROCESSOR_NIAGARA7.
11447 (mvis4): New option.
11448 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
11449 (AS_NIAGARA7_FLAG): Define.
11450 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
11451 (CPP_CPU64_DEFAULT_SPEC): Likewise.
11452 (CPP_CPU_SPEC): Handle niagara7.
11453 (ASM_CPU_SPEC): Likewise.
11454 * config/sparc/sparc.c (niagara7_costs): Define.
11455 (sparc_option_override): Handle niagara7 and adjust cache-related
11456 parameters with better values for niagara cpus. Also support VIS4.
11457 (sparc32_initialize_trampoline): Likewise.
11458 (sparc_use_sched_lookahead): Likewise.
11459 (sparc_issue_rate): Likewise.
11460 (sparc_register_move_cost): Likewise.
11461 (dump_target_flag_bits): Support VIS4.
11462 (sparc_vis_init_builtins): Likewise.
11463 (sparc_builtins): Likewise.
11464 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
11466 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
11468 * config/sparc/sparc.opt (sparc_processor_type): New value
11470 * config/sparc/visintrin.h (__attribute__): Prototypes for the
11472 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
11474 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
11477 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
11479 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
11481 2016-06-06 Richard Biener <rguenther@suse.de>
11483 PR tree-optimization/71398
11484 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
11487 2016-06-05 James Bowman <james.bowman@ftdichip.com>
11489 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
11490 ft32_expand_prolog, ft32_expand_epilogue):
11491 Handle pretend_args.
11492 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
11493 * config/ft32/ft32.md: Add pretend_returner.
11495 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
11498 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
11499 Copy op1 RTX to avoid invalid sharing.
11500 (ix86_expand_vector_move_misalign): Ditto.
11502 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
11504 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
11507 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11509 * predict.c (predicted_by_loop_heuristics_p): New function.
11510 (predict_iv_comparison): Use it.
11511 (predict_loops): Walk from innermost loops; do not predict edges
11512 leaving multiple loops multiple times; implement
11513 PRED_LOOP_ITERATIONS_MAX heuristics.
11514 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
11516 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
11518 * cfg.c (check_bb_profile): Do not report mismatched profiles when
11519 only edges out of BB are EH edges.
11521 2016-06-04 Martin Sebor <msebor@redhat.com>
11522 Marcin Baczyński <marbacz@gmail.com>
11525 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
11526 a void expression in a void function.
11528 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11530 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
11531 aux; dump reasons of decisions.
11532 (should_duplicate_loop_header_p): Likewise.
11533 (do_while_loop_p): Likewise.
11534 (ch_base::copy_headers): Dump asi num insns duplicated.
11536 2016-06-04 Jakub Jelinek <jakub@redhat.com>
11538 PR tree-optimization/71405
11539 * tree-ssa.c (execute_update_addresses_taken): For clobber with
11540 incompatible type, build a new clobber with the right type instead
11541 of building a VIEW_CONVERT_EXPR around it.
11543 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11545 PR tree-optimization/52171
11546 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
11547 by_pieces_ninsns instead of move_by_pieces_ninsns.
11549 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
11551 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
11552 for reg+reg addressing mode.
11554 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11556 * rs6000-c.c (c/c-tree.h): Add #include.
11557 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
11558 in C++ when found in the base position of vec_ld or vec_st.
11560 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
11562 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
11563 use of profile unless profile status is PROFILE_READ.
11564 * profile.c (compute_branch_probabilities): Set profile status
11565 only after reporting predictor hitrates.
11567 2016-06-03 Joseph Myers <joseph@codesourcery.com>
11571 * common.opt (ffp-int-builtin-inexact): New option.
11572 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
11573 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
11574 (ceil@var{m}2): Document dependence on this option.
11575 * ipa-inline-transform.c (inline_call): Handle
11576 flag_fp_int_builtin_inexact.
11577 * ipa-inline.c (can_inline_edge_p): Likewise.
11578 * config/i386/i386.md (rintxf2): Do not test
11579 flag_unsafe_math_optimizations.
11580 (rint<mode>2_frndint): New define_insn.
11581 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
11582 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
11583 for 387 instead of extending and truncating.
11584 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
11585 !flag_trapping_math instead of flag_unsafe_math_optimizations.
11586 Change to frndint<mode>2_<rounding>.
11587 (frndintxf2_<rounding>_i387): Likewise. Change to
11588 frndint<mode>2_<rounding>_i387.
11589 (<rounding_insn>xf2): Likewise.
11590 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
11591 !flag_trapping_math instead of flag_unsafe_math_optimizations for
11592 x87. Test TARGET_ROUND || !flag_trapping_math ||
11593 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
11594 SSE. Use ROUND_NO_EXC in constant operand of
11595 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
11596 for 387 instead of extending and truncating.
11598 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
11599 Julia Koval <julia.koval@intel.com>
11611 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
11612 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
11613 all registers, except for function return registers if there are
11614 no caller-saved registers.
11615 (ix86_set_func_type): New function.
11616 (ix86_set_current_function): Call ix86_set_func_type to set
11617 no_caller_saved_registers and func_type. Call reinit_regs if
11618 caller-saved registers are changed. Don't allow MPX, SSE, MMX
11619 nor x87 instructions in interrupt handler nor function with
11620 no_caller_saved_registers attribute.
11621 (ix86_function_ok_for_sibcall): Return false if there are no
11622 caller-saved registers.
11623 (type_natural_mode): Don't warn ABI change for MMX in interrupt
11625 (ix86_function_arg_advance): Skip for callee in interrupt handler.
11626 (ix86_function_arg): Return special arguments in interrupt handler.
11627 (ix86_promote_function_mode): Promote pointer to word_mode only
11628 for normal functions.
11629 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
11631 (ix86_epilogue_uses): New function.
11632 (ix86_hard_regno_scratch_ok): Likewise.
11633 (ix86_save_reg): Preserve all registers in interrupt handler
11634 after reload. Preserve all registers, except for function return
11635 registers, if there are no caller-saved registers after reload.
11636 (find_drap_reg): Always use callee-saved register if there are
11637 no caller-saved registers.
11638 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
11639 for interrupt handler.
11640 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
11641 Emit cld instruction if stringops are used in interrupt handler
11642 or interrupt handler isn't a leaf function.
11643 (ix86_expand_epilogue): Generate interrupt return for interrupt
11644 handler and pop the 'ERROR_CODE' off the stack before interrupt
11645 return in exception handler.
11646 (ix86_expand_call): Disallow calling interrupt handler directly.
11647 If there are no caller-saved registers, mark all registers that
11648 are clobbered by the call which returns as clobbered.
11649 (ix86_handle_no_caller_saved_registers_attribute): New function.
11650 (ix86_handle_interrupt_attribute): Likewise.
11651 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
11653 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
11654 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
11655 accumulation in interrupt function if stack may be realigned to
11657 (EPILOGUE_USES): New.
11658 (function_type): New enum.
11659 (machine_function): Add func_type and no_caller_saved_registers.
11660 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
11661 (interrupt_return): New pattern.
11662 * doc/extend.texi: Document x86 interrupt and
11663 no_caller_saved_registers attributes.
11665 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
11667 PR tree-optimization/52171
11668 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
11669 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
11670 Look for constant strings. Move some code to emit_block_cmp_hints
11672 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
11673 * defaults.h (COMPARE_MAX_PIECES): New macro.
11674 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
11675 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
11676 (clear_by_pieces_1): Don't declare. Move definition before use.
11677 (can_do_by_pieces): New static function.
11678 (can_move_by_pieces): Use it. Return bool.
11679 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
11680 OP. All callers changed. Handle COMPARE_BY_PIECES.
11681 (class pieces_addr); New.
11682 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
11683 pieces_addr::adjust, pieces_addr::increment_address,
11684 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
11686 (class op_by_pieces_d): New.
11687 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
11689 (class move_by_pieces_d, class compare_by_pieces_d,
11690 class store_by_pieces_d): New subclasses of op_by_pieces_d.
11691 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
11692 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
11693 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
11694 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
11695 compare_by_pieces_d::finish_mode): New member functions.
11696 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
11698 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
11699 (emit_block_cmp_hints): New function.
11700 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
11701 use the newly defined classes.
11702 * expr.h (by_pieces_constfn): New typedef.
11703 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
11704 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
11705 (move_by_pieces_ninsns): Don't declare.
11706 (can_move_by_pieces): Change return value to bool.
11707 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
11708 (compare_by_pieces_branch_ratio): New hook.
11709 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
11710 (by_pieces_ninsns): Declare.
11711 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
11713 (default_compare_by_pieces_branch_ratio): New function.
11714 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
11715 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
11716 * doc/tm.texi: Regenerate.
11717 * tree-ssa-strlen.c: Include "builtins.h".
11718 (handle_builtin_memcmp): New static function.
11719 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
11720 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
11722 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11724 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
11725 relevant stmts which are simple and invariant.
11726 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
11727 instead of simple and invariant
11729 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11731 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
11732 (vectorizable_reduction): Check for new relevant state.
11733 (vectorizable_live_operation): vectorize live stmts using
11734 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
11735 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
11736 (vect_stmt_relevant_p): Check for stmts which are only used live.
11737 (process_use): Use of a stmt does not inherit it's live value.
11738 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
11739 (vect_analyze_stmt): Check for new relevant state.
11740 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
11741 outside the loop, but not inside it.
11743 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11745 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
11746 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
11747 (vect_get_vec_def_for_operand): Split out code.
11749 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
11751 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
11753 2016-06-03 Alan Hayward <alan.hayward@arm.com>
11755 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
11757 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11759 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
11761 2016-06-03 Jakub Jelinek <jakub@redhat.com>
11763 PR middle-end/71387
11764 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
11765 to noreturn e->callee->decl that has void return type and void
11766 arguments, adjust gimple_call_fntype and remove lhs even if it had
11767 previously addressable type.
11769 2016-06-02 Jeff Law <law@redhat.com>
11771 PR tree-optimization/71328
11772 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
11773 error when checking for a jump back onto the copied path.
11775 2016-06-02 David Malcolm <dmalcolm@redhat.com>
11777 * config/microblaze/microblaze.c (get_branch_target): Add return
11778 NULL_RTX for the non-CALL_P case.
11779 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
11780 (insert_wic): Remove unused local "j".
11782 2016-06-02 Martin Liska <mliska@suse.cz>
11784 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
11786 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
11787 Julia Koval <julia.koval@intel.com>
11789 * function.c (assign_parm_setup_stack): Force source into a
11790 register if needed.
11791 * target.def (function_incoming_arg): Update documentation to
11792 allow arbitrary address computation based on hard register.
11793 * doc/tm.texi: Regenerated.
11795 2016-06-02 Martin Liska <mliska@suse.cz>
11797 * predict.c (combine_predictions_for_bb): Fix first match in
11798 cases where a first predictor contains more than one occurence
11799 in list of predictors. Take the best value in such case.
11801 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11803 PR rtl-optimization/71295
11804 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
11805 offset would go over the size of the inner mode reject it.
11807 2016-06-02 Jakub Jelinek <jakub@redhat.com>
11809 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
11810 x=x,x and v=v,m instead of x=x,m.
11812 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
11813 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
11814 alternative to v=rm,C.
11816 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
11817 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
11818 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
11819 instead of vex for the last two above mentioned alternatives.
11821 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11824 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
11826 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
11828 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
11830 2016-06-01 David Malcolm <dmalcolm@redhat.com>
11832 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
11833 from int to unsigned.
11835 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11837 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
11838 alternatives, eliminating preferred register class. Add support
11839 for the MTVSRDD instruction in ISA 3.0.
11840 (vsx_splat_v4si_internal): Use splat_input_operand instead of
11841 reg_or_indexed_operand.
11842 (vsx_splat_v4sf_internal): Likewise.
11844 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
11847 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
11848 for loading up all 0's or all 1's.
11850 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
11852 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
11854 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
11856 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
11858 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
11859 * gcc.c (set_source_date_epoch_envvar): New function, sets
11860 the SOURCE_DATE_EPOCH environment variable to the current time.
11862 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11864 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
11865 the factor for live Phi nodes.
11867 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11869 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
11870 * tree-parloops.c (parallelize_loops): likewise.
11871 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
11872 tree_unswitch_outer_loop): likewise.
11874 2016-06-01 Jakub Jelinek <jakub@redhat.com>
11876 PR middle-end/71371
11877 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
11878 around creation of the temporary.
11880 2016-06-01 Richard Biener <rguenther@suse.de>
11882 PR tree-optimization/71366
11883 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
11884 (unloop_loops): Move removing edges here ...
11885 (try_unroll_loop_completely): ... from here.
11886 (try_peel_loop): ... and here.
11887 (tree_unroll_loops_completely_1): Track parent loops via
11888 bitmap of header BBs.
11889 (tree_unroll_loops_completely): Adjust for that.
11891 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11893 * config/rs6000/altivec.h (vec_slv): New macro.
11894 (vec_srv): New macro.
11895 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
11896 (UNSPEC_VSRV): New value.
11899 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
11900 (vsrv): New builtin definition.
11901 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
11902 define argument types for new builtin.
11903 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
11905 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
11908 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
11909 Jocelyn Mayer <l_indien@magic.fr>
11912 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
11913 detect processor family for signature_CENTAUR_ebx.
11914 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
11915 signature_CENTAUR_ebx.
11916 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
11917 <default>: Pass x86-64 for has_longmode.
11919 2016-06-01 Nathan Sidwell <nathan@acm.org>
11921 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
11924 2016-06-01 Richard Biener <rguenther@suse.de>
11926 PR tree-optimization/71261
11927 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
11928 of stmts successfully put in the bool pattern. Remove
11929 single-use restriction.
11930 (adjust_bool_pattern_cast): Add cast at the use site via the
11931 pattern def sequence.
11932 (adjust_bool_pattern): Remove recursion, maintain a hash-map
11933 of patterned defs. Use the pattern def seqence instead of
11934 multiple independent patterns.
11935 (sort_after_uid): New qsort compare function.
11936 (adjust_bool_stmts): New function to process stmts in the bool
11937 pattern in IL order.
11938 (vect_recog_bool_pattern): Adjust.
11939 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
11940 (ifcvt_walk_pattern_tree): Likewise.
11941 (stmt_is_root_of_bool_pattern): Likewise.
11942 (ifcvt_repair_bool_pattern): Likewise.
11943 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
11945 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
11947 * loop-unroll.c (decide_unroll_constant_iterations,
11948 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
11949 likely upper bounds.
11950 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
11952 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
11954 * tree-core.h (enum omp_clause_code): Remove
11955 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
11957 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11959 * config/arm/sync.md (arm_store_exclusive<mode>):
11960 Use 'H' output modifier on operands[2] rather than creating a new
11961 entry in out-of-bounds memory of the operands array.
11962 (arm_store_release_exclusivedi): Likewise.
11964 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11966 * config/arm/arm.c (arm_fusion_enabled_p): New function.
11967 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
11968 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
11969 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
11971 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
11973 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
11974 into account live statements for mask producers.
11976 2016-06-01 Richard Biener <rguenther@suse.de>
11978 PR tree-optimization/71311
11979 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
11980 restrict to non-INTEGER_CST @0.
11982 2016-06-01 Richard Biener <rguenther@suse.de>
11984 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
11985 (relational patterns): Use :c to avoid pattern duplications.
11987 2016-06-01 Richard Biener <rguenther@suse.de>
11989 * genmatch.c (comparison_code_p): New predicate.
11990 (swap_tree_comparison): New function.
11991 (commutate): Add for_vec parameter to append new for entries.
11992 Support commutating relational operators by swapping it alongside
11994 (lower_commutative): Adjust.
11995 (dt_simplify::gen): Do not pass artificial operators to gen
11997 (decision_tree::gen): Do not add artificial operators as parameters.
11998 (parser::parse_expr): Verify operator commutativity when :c is
11999 applied. Allow :C to override this.
12000 * match.pd: Adjust patterns to use :C instead of :c where required.
12002 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12004 PR tree-optimization/71077
12005 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12006 the combining step, use boolean_false_node and boolean_true_node
12007 as the designated false/true return values.
12009 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12011 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12012 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12013 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12016 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12018 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12019 of flags impliying the register renaming.
12020 * toplev.c (process_options): Do not imply flag_rename_registers with
12023 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12025 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12026 default implementation.
12028 2016-05-31 Nathan Sidwell <nathan@acm.org>
12030 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12032 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12034 * config/sh/constraints.md (b): Remove constraint.
12035 * config/sh/predicates.md (arith_reg_operand): Remove
12037 * config/sh/sh-modes.def (PDI): Remove.
12038 * config/sh/sh.c (sh_target_reg_class,
12039 sh_optimize_target_register_callee_saved): Remove functions.
12040 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12041 (sh_expand_epilogue): Update comment.
12042 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12043 sh_secondary_reload): Remove TARGET_REGS related code.
12044 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12045 TARGET_REGISTER_P): Remove macros.
12046 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12047 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12048 TR1_REG, TR2_REG): Remove constants.
12049 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12051 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12053 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12054 define_expand patterns.
12055 (adddi3_compact): Rename to adddi3.
12056 (subdi3_compact): Rename to subdi3.
12057 (*negdi2): Rename to negdi2.
12058 (*abs<mode>2): Rename to abs<mode>2.
12060 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12062 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12063 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12064 (atomic_sub_fetchsi): ... this new pattern.
12065 (mvtc): Add CC_REG clobber.
12067 2016-05-31 Marek Polacek <polacek@redhat.com>
12069 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12071 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12073 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12074 aarch64_fusion_enabled_p to check for fusion capabilities.
12076 2016-05-31 Richard Biener <rguenther@suse.de>
12078 PR tree-optimization/71352
12079 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12080 minus one and a negate.
12082 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12084 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12085 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12087 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12088 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12089 Remove use of aarch64_simd_attr_length_move, set length attribute
12091 (*aarch64_be_movoi): Likewise.
12092 (*aarch64_be_movci): Likewise.
12093 (*aarch64_be_movxi): Likewise.
12095 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12097 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12098 It no longer does that.
12099 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12101 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12103 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12104 attribute __unused__.
12106 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12108 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12109 * config/arm/arm.c (arm_arch_thumb1): Define.
12110 (arm_option_override): Initialize arm_arch_thumb1.
12111 * config/arm/arm.h (arm_arch_thumb1): Declare.
12112 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12113 support Thumb-1 ISA.
12115 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12118 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12119 `Yv' for scalar operand.
12121 2016-05-31 Tom de Vries <tom@codesourcery.com>
12123 PR tree-optimization/69068
12124 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12125 phis with more than two args.
12127 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12129 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12130 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12133 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12135 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12137 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12139 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12140 cpu_32, cpu_64, tune_32 and tune_64.
12141 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12143 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12145 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12147 2016-05-30 Andi Kleen <ak@linux.intel.com>
12149 * auto-profile.c (read_profile): Replace asserts with errors
12150 when file does not exist.
12151 * gcov-io.c (gcov_read_words): Dito.
12153 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12155 * tree-cfg.c (print_loop): Print likely upper bounds.
12157 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12159 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12160 * opts.c (default_options): Enable peel loops at -O3.
12161 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12162 (try_peel_loop): Do not re-peel already peeled loops;
12163 use likely upper bounds; fix profile updating.
12164 (pass_complete_unroll::execute): Initialize peeled_loops.
12166 2016-05-30 Martin Liska <mliska@suse.cz>
12168 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12169 computed costs by frequency of BB they belong to.
12170 (get_scaled_computation_cost_at): New function.
12172 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12173 Marc Glisse <marc.glisse@inria.fr>
12175 PR tree-optimization/71289
12176 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12178 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12180 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12182 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12184 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12185 for peeled copies; avoid underflow when updating estimates; correctly
12186 scale loop profile.
12188 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12190 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12191 r236875. Corrected oe3 to oe2 as obvious.
12193 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12195 PR middle-end/71269
12196 PR middle-end/71252
12197 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12198 that inserted stmt will not dominate stmts that defines its operand.
12199 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12200 (rewrite_expr_tree_parallel): Likewise.
12202 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12204 PR middle-end/71252
12205 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12206 all fields including stmt_to_insert are swapped.
12208 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12210 * predict.h (force_edge_cold): Declare.
12211 * predict.c (force_edge_cold): New function.
12212 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12214 (canonicalize_loop_induction_variables): Fix formating.
12216 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12218 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12219 (visium_expand_copysign): Use gen_int_mode directly.
12220 (visium_compute_frame_size): Minor tweaks.
12222 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12224 * tree-vect-loop.c (vect_analyze_loop_2): Use
12225 likely_max_stmt_executions_int.
12227 2016-05-30 Tom de Vries <tom@codesourcery.com>
12229 PR tree-optimization/69067
12230 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12232 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12235 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12236 New peepholes to remove unneeded fild/fistp pairs.
12237 (define_peephole2 atomic_loaddi_fpu): Ditto.
12239 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12241 * predict.c (maybe_hot_frequency_p): Avoid division.
12243 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12245 * doc/install.texi: Use https for shop.fsf.org.
12247 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12249 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12250 likely_max_stmt_executions_int.
12252 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12254 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
12255 likely_max_stmt_executions_int.
12257 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12259 * profile.c (compute_branch_probabilities): Do not report hitrates
12261 (branch_prob): Report hitrates here.
12262 * predict.c (gimple_predict_edge): Do not assert profile status;
12263 fix formatting issues.
12265 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12267 * predict.c (edge_predicted_by_p): New function.
12268 (predict_paths_for_bb): Do not put multiple predictions of the same type
12271 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12273 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
12276 2016-05-28 Alan Modra <amodra@gmail.com>
12278 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
12280 2016-05-28 Alan Modra <amodra@gmail.com>
12282 PR rtl-optimization/71275
12283 * ira.c (ira): Free dominance info.
12285 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
12287 * doc/sourcebuild.texi: New address for upstream Go repository.
12289 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
12291 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
12292 (TARGET_ARM_V7M): Likewise.
12294 2016-05-26 Jeff Law <law@redhat.com>
12296 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
12297 (thread_across_edge): Remove calls to find_jump_threads_backwards.
12298 * passes.def: Add jump threading passes before DOM/VRP.
12299 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
12300 argument to a basic block from an edge. Remove tests which are
12302 (pass_data_thread_jumps, class pass_thread_jumps): New.
12303 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
12304 (make_pass_thread_jumps): Likewise.
12305 * tree-pass.h (make_pass_thread_jumps): Declare.
12307 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
12309 * config/visium/visium-protos.h (split_double_move): Rename into...
12310 (visium_split_double_move): ...this.
12311 (visium_split_double_add): Declare.
12312 * config/visium/visium.c (split_double_move): Rename into...
12313 (visium_split_double_move): ...this.
12314 (visium_split_double_add): New function.
12315 (visium_expand_copysign): Renumber operands for consistency.
12316 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
12317 (DFmode move splitter): Likewise.
12318 (*addi3_insn): Split by means of visium_split_double_add.
12319 (*adddi3_insn_flags): Delete.
12320 (*plus_plus_sltu<subst_arith>): New insn.
12321 (*subdi3_insn): Split by means of visium_split_double_add.
12322 (subdi3_insn_flags): Delete.
12323 (*minus_minus_sltu<subst_arith>): New insn.
12324 (*negdi2_insn): Split by means of visium_split_double_add.
12325 (*negdi2_insn_flags): Delete.
12327 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
12329 * configure.ac: Treat a --with-headers option without argument
12330 the same as the default (i.e. consult sys-include directory).
12331 * configure: Regenerate.
12333 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12335 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
12336 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
12338 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
12339 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12341 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12344 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
12345 tree-stdarg analysis results.
12346 (aarch64_setup_incoming_varargs): Likewise.
12348 2016-05-27 Jiong Wang <jiong.wang@arm.com>
12350 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
12351 va_list_gpr_counter_field and va_list_fpr_counter_field.
12353 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
12356 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
12357 * config/aarch64/aarch64.c
12358 (aarch64_cannot_change_mode_class): Remove function.
12359 * config/aarch64/aarch64-protos.h
12360 (aarch64_cannot_change_mode_class): Remove.
12362 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12364 * cfgloop.c (record_niter_bound): Record likely upper bounds.
12365 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
12366 get_likely_max_loop_iterations_int): New.
12367 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
12368 any_likely_upper_bound.
12369 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
12371 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
12372 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
12374 (unroll_loop_constant_iterations): Likewise.
12375 (unroll_loop_runtime_iterations): Likewise.
12376 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
12377 * lto-streamer-out.c (output_cfg): Likewise.
12378 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
12380 (canonicalize_loop_induction_variables): Dump likely upper bounds.
12381 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
12382 (likely_max_loop_iterations): New.
12383 (likely_max_loop_iterations_int): New.
12384 (likely_max_stmt_executions): New.
12385 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
12386 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
12387 likely_max_stmt_executions): Declare.
12389 2016-05-27 Marek Polacek <polacek@redhat.com>
12391 PR middle-end/71308
12392 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
12394 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12396 * config/s390/s390.md (2x risbg splitters): Use
12397 reg_overlap_mentioned_p instead of rtx_equal_p.
12399 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
12401 * combine.c (make_compound_operation): Take known zero bits into
12402 account when checking for possible zero_extend.
12404 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12406 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
12407 Use const_int_operand for operand 2 predicate. Simplify expand code
12410 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
12412 PR middle-end/71279
12413 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
12416 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12418 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
12419 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
12420 that returns CC_SESWPmode and CC_ZESWPmode.
12421 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
12423 (aarch64_rtx_costs): Likewise.
12425 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
12427 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
12428 for ISA 3.0 min/max support.
12429 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
12430 conditional move support.
12431 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
12432 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
12434 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
12435 conditional moves where the comparison type is different from move
12437 (fp_minmax): New code iterator for smin/smax.
12438 (minmax): New code attributes for min/max.
12439 (SMINMAX): Likewise.
12440 (smax<mode>3): Combine min, max insns into one insn using the
12441 fp_minmax code iterator. Add support for ISA 3.0 min/max
12442 instructions that don't need -ffast-math.
12443 (s<minmax><mode>3): Likewise.
12444 (smax<mode>3_vsx): Likewise.
12445 (smin<mode>3): Likewise.
12446 (s<minmax><mode>3_vsx): Likewise.
12447 (smin<mode>3_vsx): Likewise.
12448 (pre-VSX min/max splitters): Likewise.
12449 (s<minmax><mode>3_fpr): Likewise.
12450 (movsfcc): Rewrite floating point conditional moves to combine
12451 SFmode/DFmode into a single insn.
12452 (mov<mode>cc): Likewise.
12453 (movdfcc): Likewise.
12454 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
12455 SFDF2 iterators to handle all combinations.
12456 (fseldfsf4): Likewise.
12457 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
12458 (fseldfdf4): Likewise.
12459 (fselsfdf4): Likewise.
12460 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
12461 comparison instructions that set a 0/-1 mask, and use it for
12462 floating point conditional move via XXSEL.
12463 (fpmask<mode>): Likewise.
12464 (xxsel<mode>): Likewise.
12465 * config/rs6000/predicates.md (min_max_operator): Delete, no
12467 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
12468 instructions that generate a 0/-1 mask for use with XXSEL.
12469 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
12470 say whether floating point min/max is available, either through
12471 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
12472 (TARGET_MINMAX_DF): Likewise.
12474 2016-05-27 Alan Modra <amodra@gmail.com>
12476 PR rtl-optimization/71275
12477 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
12478 for update_equiv_regs and combine_and_move_insns.
12480 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
12482 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
12483 if_then_else or cond RTXes to calculate attribute value.
12484 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
12485 <attr "length_immediate>: Ditto.
12486 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
12487 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
12488 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
12489 <attr "type">: Ditto.
12490 <attr "prefix_data16">: Ditto.
12491 <attr "prefix_extra">: Ditto.
12492 <attr "length_immediate">: Ditto.
12493 <attr "prefix">: Ditto.
12494 (vec_set<mode>_0) <attr "isa">: Ditto.
12495 <attr "prefix_extra">: Ditto.
12496 <attr "length_immediate">: Ditto.
12497 <attr "prefix">: Ditto.
12498 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
12499 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
12500 (sse2_storelpd) <attr "prefix_data16">: Ditto.
12501 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
12502 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
12503 <attr "length_immediate">: Ditto.
12504 <attr "prefix">: Ditto.
12505 (sse2_movsd) <attr "length_immediate">: Ditto.
12506 <attr "prefix">: Ditto.
12507 (vec_concatv2df) <attr "isa">: Ditto.
12508 <attr "prefix">: Ditto.
12509 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
12510 (*vec_extractv2di_1) <attr "isa">: Ditto.
12511 <attr "type">: Ditto.
12512 <attr "length_immediate">: Ditto.
12513 <attr "prefix_rex">: Ditto.
12514 <attr "prefix_extra">: Ditto.
12515 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
12516 <attr "prefix_extra">: Ditto.
12517 <attr "length_immediate">: Ditto.
12518 (vec_concatv2di) <attr "isa">: Ditto.
12519 <attr "prefix_extra">: Ditto.
12520 <attr "length_immediate">: Ditto.
12521 <attr "prefix">: Ditto.
12523 2016-05-26 Martin Liska <mliska@suse.cz>
12525 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
12527 (operator+): Likewise.
12528 (operator-): Likewise.
12529 (comp_cost::operator+=): Likewise.
12530 (comp_cost::operator-=): Likewise.
12531 (comp_cost::operator/=): Likewise.
12532 (comp_cost::operator*=): Likewise.
12533 (operator<): Likewise.
12534 (operator==): Likewise.
12535 (operator<=): Likewise.
12536 (new_cost): Remove.
12537 (infinite_cost_p): Likewise.
12538 (add_costs): Likewise.
12539 (sub_costs): Likewise.
12540 (compare_costs): Likewise.
12541 (set_group_iv_cost): Use the newly introduced functions.
12542 (get_address_cost): Likewise.
12543 (get_shiftadd_cost): Likewise.
12544 (force_expr_to_var_cost): Likewise.
12545 (split_address_cost): Likewise.
12546 (ptr_difference_cost): Likewise.
12547 (difference_cost): Likewise.
12548 (get_computation_cost_at): Likewise.
12549 (determine_group_iv_cost_generic): Likewise.
12550 (determine_group_iv_cost_address): Likewise.
12551 (determine_group_iv_cost_cond): Likewise.
12552 (autoinc_possible_for_pair): Likewise.
12553 (determine_group_iv_costs): Likewise.
12554 (cheaper_cost_pair): Likewise.
12555 (iv_ca_recount_cost): Likewise.
12556 (iv_ca_set_no_cp): Likewise.
12557 (iv_ca_set_cp): Likewise.
12558 (iv_ca_cost): Likewise.
12559 (iv_ca_new): Likewise.
12560 (iv_ca_dump): Likewise.
12561 (iv_ca_narrow): Likewise.
12562 (iv_ca_prune): Likewise.
12563 (iv_ca_replace): Likewise.
12564 (try_add_cand_for): Likewise.
12565 (try_improve_iv_set): Likewise.
12566 (find_optimal_iv_set): Likewise.
12568 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
12570 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
12571 that internal functions will clobber all caller-saved registers.
12573 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12575 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
12576 Return a better case_values_threshold when optimizing.
12578 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
12580 * config/aarch64/aarch64-simd.md (aarch64_combinez):
12581 Add ? to integer variant.
12582 (aarch64_combinez_be): Likewise.
12584 2016-05-26 Jakub Jelinek <jakub@redhat.com>
12586 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
12587 instead of x constraint.
12588 (vcvtps2ph256<mask_name>): Likewise.
12590 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
12591 alternative. Formatting fix.
12593 * config/i386/sse.md
12594 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
12596 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
12597 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
12598 maybe_evex prefix instead of vex.
12599 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
12600 EXT_REX_SSE_REG_P (op0) case in the splitter.
12602 2016-05-25 Jeff Law <law@redhat.com>
12604 PR tree-optimization/71272
12605 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
12606 Update comments. Add test for empty path.
12608 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
12610 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
12611 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
12612 special case builtin.
12613 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12614 code for ALTIVEC_BUILTIN_VEC_CMPNE.
12615 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
12616 for __builtin_vec_cmpne.
12618 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
12620 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
12621 redundant test and bail out if the type of the new operand is not
12622 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
12624 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12626 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
12627 (x_ix86_target_flags_explicit): Remove.
12628 * config/i386/i386.c (ix86_function_specific_save): Do not copy
12629 x_ix86_target_flags_explicit.
12630 (ix86_function_specific_restore): Ditto.
12632 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
12633 H.J. Lu <hongjiu.lu@intel.com>
12636 * common/config/i386/i386-common.c
12637 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
12638 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
12639 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
12640 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
12641 (-mgeneral-regs-only): Add new option.
12642 * config/i386/i386.c (ix86_option_override_internal): Don't enable
12643 x87 instructions if only general registers are allowed.
12644 (ix86_target_string): Add ix86_flags argument. Handle additional
12645 flags options through ix86_flags argument. Update all callers.
12646 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
12648 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12650 PR rtl-optimization/66940
12651 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
12652 decrementing desired_val will not overflow before performing these
12655 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
12657 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
12658 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
12659 * config/i386/i386.c (enum ix86_builtins): Add
12660 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
12661 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
12662 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
12663 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
12664 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
12665 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
12666 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
12667 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
12668 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
12669 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
12670 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
12671 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
12672 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
12673 __builtin_ia32_cvtps2dq512_mask.
12674 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
12675 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
12676 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
12677 * config/i386/sse.md
12678 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
12680 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
12681 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
12683 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
12684 (avx512f_vec_pack_sfix_v8df): New define_expand.
12685 (avx512f_roundpd512): Rename to ...
12686 (avx512f_round<castmode>512): ... this. Change iterator.
12687 (avx512f_roundps512_sfix): New define_expand.
12688 (round<mode>2_sfix): Change iterator.
12690 2016-05-25 Nick Clifton <nickc@redhat.com>
12692 * config/msp430/msp430.c (msp430_attr): Produce an error if a
12693 static interrupt handler is detected.
12694 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
12695 default linker script.
12696 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
12697 the low part of a symbolic pointer.
12699 2016-05-25 Richard Biener <rguenther@suse.de>
12701 PR tree-optimization/71261
12702 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
12703 interesting stmt instead of immediate uses when looking
12704 for the use operand to replace.
12706 2016-05-25 Martin Liska <mliska@suse.cz>
12708 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
12710 2016-05-25 Richard Biener <rguenther@suse.de>
12712 PR tree-optimization/71264
12713 * tree-vect-stmts.c (vect_init_vector): Properly deal with
12716 2016-05-25 Martin Liska <mliska@suse.cz>
12718 PR tree-optimization/71239
12719 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
12720 if DECL_SIZE is NULL.
12722 2016-05-25 Richard Biener <rguenther@suse.de>
12724 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
12725 * tree-if-conv.c (pass_data_if_conversion): Use it.
12727 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12729 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
12730 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
12731 * varpool.c (varpool_node::get_availability): Likewise.
12733 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12735 * config/rs6000/altivec.md (VNEG iterator): New iterator for
12736 VNEGW/VNEGD instructions.
12737 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
12738 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
12739 support for ISA 3.0 VNEGW/VNEGD instructions.
12741 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
12743 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
12744 pointers inside OACC_DATA regions.
12745 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
12746 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
12747 (gimplify_adjust_omp_clauses): Fix typo in comment.
12749 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
12751 * config/rs6000/altivec.md (VParity): New mode iterator for vector
12752 parity built-in functions.
12753 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
12755 (p9v_parity<mode>2): Likewise.
12756 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
12758 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
12759 (parity<mode>2): ISA 3.0 expander for vector parity.
12760 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
12762 (BU_P9_64BIT_MISC_0): Likewise.
12763 (BU_P9_MISC_0): Likewise.
12764 (BU_P9V_AV_1): Likewise.
12765 (BU_P9V_AV_2): Likewise.
12766 (BU_P9V_AV_3): Likewise.
12767 (BU_P9V_AV_P): Likewise.
12768 (BU_P9V_VSX_1): Likewise.
12769 (BU_P9V_OVERLOAD_1): Likewise.
12770 (BU_P9V_OVERLOAD_2): Likewise.
12771 (BU_P9V_OVERLOAD_3): Likewise.
12772 (VCTZB): Add vector count trailing zeros support.
12776 (VPRTYBD): Add vector parity support.
12777 (VPRTYBQ): Likewise.
12778 (VPRTYBW): Likewise.
12779 (VCTZ): Add overloaded vector count trailing zeros support.
12780 (VPRTYB): Add overloaded vector parity support.
12781 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12782 overloaded vector count trailing zeros and parity instructions.
12783 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
12784 vector parity support.
12785 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
12786 trailing zeros support.
12787 (vec_cntlz): Likewise.
12788 (vec_vctzb): Likewise.
12789 (vec_vctzd): Likewise.
12790 (vec_vctzh): Likewise.
12791 (vec_vctzw): Likewise.
12792 (vec_vprtyb): Add ISA 3.0 vector parity support.
12793 (vec_vprtybd): Likewise.
12794 (vec_vprtybw): Likewise.
12795 (vec_vprtybq): Likewise.
12796 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12797 the ISA 3.0 vector count trailing zeros and vector parity built-in
12800 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12802 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
12803 when there is stmt_to_insert.
12805 2016-05-24 Martin Sebor <msebor@redhat.com>
12808 * tree.h (complete_or_array_type_p): New inline function.
12810 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12812 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
12813 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
12814 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
12816 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
12817 Limit 1st alternative to noavx isa, split 2nd alternative into one
12818 noavx and one avx alternative, use *x and Bm in the former and
12819 x and m in the latter.
12821 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
12822 of sse4 for the first alternative, drop %v from the template
12823 and d operand modifier. Split second alternative into one sse4_noavx
12824 and one avx alternative, use *x instead of *v in the former and v
12825 instead of *v in the latter.
12826 (*sse4_1_extractps): Use noavx isa instead of * for the first
12827 alternative, drop %v from the template. Split second alternative into
12828 one noavx and one avx alternative, use *x instead of *v in the
12829 former and v instead of *v in the latter.
12830 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
12831 with noavx and the last one with avx.
12832 (sse4_1_phminposuw): Guard first alternative with noavx isa,
12833 split the second one into one noavx and one avx alternative,
12834 use *x and Bm in the former and x and m in the latter one.
12835 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
12838 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
12839 first two alternatives to noavx, use *x instead of *v in the second
12840 one, add avx alternative without *.
12841 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
12842 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
12843 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
12845 2016-05-24 Jeff Law <law@redhat.com>
12847 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
12848 New function, extracted from...
12849 (fsm_find_control_statement_thread_paths): Here. Use the new function.
12850 Allow simple copies and constant initializations in the SSA chain.
12852 2016-05-24 Marek Polacek <polacek@redhat.com>
12855 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
12858 2016-05-24 Jakub Jelinek <jakub@redhat.com>
12861 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
12862 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
12863 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
12864 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
12865 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
12867 2016-05-24 Richard Biener <rguenther@suse.de>
12869 PR tree-optimization/71240
12870 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
12873 2016-05-24 Richard Biener <rguenther@suse.de>
12875 PR tree-optimization/71230
12876 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
12878 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12880 * tree-vectorizer.h (vectorizable_comparison): Delete.
12881 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
12882 PURE_SLP_STMT check.
12883 * tree-vect-stmts.c (vectorizable_call): Likewise.
12884 (vectorizable_simd_clone_call): Likewise.
12885 (vectorizable_conversion): Likewise.
12886 (vectorizable_assignment): Likewise.
12887 (vectorizable_shift): Likewise.
12888 (vectorizable_operation): Likewise.
12889 (vectorizable_load): Likewise.
12890 (vectorizable_condition): Likewise.
12891 (vectorizable_store): Likewise. Assert that we don't have
12893 (vectorizable_comparison): Make static. Remove redundant
12894 PURE_SLP_STMT check.
12895 (vect_transform_stmt): Assert that we always have an slp_node
12898 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12900 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
12901 operands[2] against 1 with comparison against CONST1_RTX.
12902 (<shift>di3_neon): Likewise.
12903 * config/arm/predicates.md (const0_operand): Replace with comparison
12904 against CONST0_RTX.
12906 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12908 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
12909 operands[2] against 1 with comparison against CONST1_RTX.
12910 (ashrdi3): Likewise.
12911 (lshrdi3): Likewise.
12912 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
12914 (ashrsi3): Likewise.
12915 (lshrsi3): Likewise.
12916 (rotrsi3): Likewise.
12917 (define_split above *compareqi_eq0): Likewise.
12918 (define_split above "prologue"): Likewise.
12919 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
12920 * config/arm/predicates.md (shift_operator): Likewise.
12921 (shift_nomul_operator): Likewise.
12922 (sat_shift_operator): Likewise.
12923 (thumb1_cmp_operand): Likewise.
12924 (const_neon_scalar_shift_amount_operand): Replace manual range
12925 check with IN_RANGE.
12926 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
12927 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
12929 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12931 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
12932 with HOST_WIDE_INT_1.
12934 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
12935 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
12936 (arm_canonicalize_comparison): Likewise.
12937 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
12939 (thumb1_size_rtx_costs): Likewise.
12940 (vfp_const_double_index): Replace cast of 1 to unsigned
12941 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12942 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
12944 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
12945 HOST_WIDE_INT with HOST_WIDE_INT_1U.
12946 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
12947 HOST_WIDE_INT with HOST_WIDE_INT_1.
12949 2016-05-24 Marek Polacek <polacek@redhat.com>
12951 * tree-cfg.h (should_remove_lhs_p): New predicate.
12952 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
12953 * gimplify.c (gimplify_modify_expr): Likewise.
12954 * tree-cfg.c (verify_gimple_call): Likewise.
12955 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
12956 * gimple-fold.c: Include "tree-cfg.h".
12957 (gimple_fold_call): Use should_remove_lhs_p.
12959 2016-05-24 Richard Biener <rguenther@suse.de>
12961 PR tree-optimization/71253
12962 * cfganal.h (control_dependences): Make robust against edge
12964 (control_dependences::control_dependences): Remove edge_list argument.
12965 (control_dependences::get_edge): Remove.
12966 (control_dependences::get_edge_src): Add.
12967 (control_dependences::get_edge_dest): Likewise.
12968 (control_dependences::m_el): Make a vector of edge src/dest index.
12969 * cfganal.c (control_dependences::find_control_dependence): Adjust.
12970 (control_dependences::control_dependences): Likewise.
12971 (control_dependences::~control_dependence): Likewise.
12972 (control_dependences::get_edge): Remove.
12973 (control_dependences::get_edge_src): Add.
12974 (control_dependences::get_edge_dest): Likewise.
12975 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
12977 (perform_tree_ssa_dce): Adjust.
12978 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
12980 (pass_loop_distribution::execute): Adjust. Do loop destroying
12981 conditional on changed.
12983 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12986 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
12987 return. Reindent transformation comment and mention the ARM state
12990 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
12992 PR middle-end/71252
12993 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
12994 after build_and_add_sum creates new use stmt.
12996 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
12998 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
12999 load_lanes/grouped_load classification comes first. Don't check
13000 whether the vectorization factor is a multiple of the group size
13003 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13005 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13006 GROUP_GAP for single-element interleaving.
13007 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13010 2016-05-24 Richard Biener <rguenther@suse.de>
13012 PR middle-end/70434
13014 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13015 bases which are accessed with non-invariant indices.
13016 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13017 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13019 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13021 PR middle-end/71170
13022 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13023 (add_to_ops_vec): Add stmt_to_insert.
13024 (add_repeat_to_ops_vec): Init stmt_to_insert.
13025 (insert_stmt_before_use): New.
13026 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13028 (get_ops): Init stmt_to_insert.
13029 (maybe_optimize_range_tests): Likewise.
13030 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13031 (rewrite_expr_tree_parallel): Likewise.
13032 (reassociate_bb): Likewise.
13034 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13037 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13038 ISA 3.0 xxperm fusion alternative.
13039 (altivec_vperm_v8hiv16qi): Likewise.
13040 (altivec_vperm_<mode>_uns_internal): Likewise.
13041 (vperm_v8hiv4si): Likewise.
13042 (vperm_v16qiv8hi): Likewise.
13044 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13045 Kelvin Nilsen <kelvin@gcc.gnu.org>
13047 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13048 vpermr/xxpermr on ISA 3.0.
13049 (altivec_expand_vec_perm_le): Likewise.
13050 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13051 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13054 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13056 * config/i386/i386.h (IS_STACK_MODE): Enable for
13057 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13058 SSE_FLOAT_MODE_P macros.
13059 * config/i386/i386.c (ix86_preferred_reload_class): Use
13060 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13061 Cleanup regclass processing for CONST_DOUBLE_P.
13062 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13063 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13064 with IS_STACK_MODE macro.
13065 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13067 (*movdf_internal): Use IS_STACK_MODE macro.
13068 (*movsf_internal): Ditto.
13070 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13072 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13073 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13075 2016-05-23 Jeff Law <law@redhat.com>
13077 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13079 (fsm_find_control_statement_thread_paths): Call it.
13081 2016-05-23 Martin Jambor <mjambor@suse.cz>
13084 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13085 from_global_constant if t is not NULL.
13087 2016-05-23 Marek Polacek <polacek@redhat.com>
13090 * common.opt (Wswitch-unreachable): New option.
13091 * doc/invoke.texi: Document -Wswitch-unreachable.
13092 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13095 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13097 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13098 TMR_INDEX is non-NULL.
13100 2016-05-23 Richard Biener <rguenther@suse.de>
13102 PR tree-optimization/71230
13103 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13104 (try_special_add_to_ops): ... here. Always test for single-use.
13106 2016-05-23 Martin Jambor <mjambor@suse.cz>
13108 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13109 default block if a PHI node in the original one would be resized.
13111 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13113 PR tree-optimization/58135
13114 * tree-vect-slp.c: When group size is not multiple
13115 of vector size, allow splitting of store group at
13118 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13120 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13122 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13124 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13125 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13126 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13129 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13130 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13131 v constraint instead of x and vinserti32x4 insn.
13133 * config/i386/sse.md (i128vldq): New mode iterator.
13134 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13135 avx512dq and avx512vl alternatives.
13137 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13138 constraint, use maybe_evex prefix instead of vex.
13139 (vec_dupv4sf): Use v constraint instead of x for output
13140 operand except for noavx alternative, use Yv constraint
13141 instead of x for input. Use maybe_evex prefix instead of vex.
13142 (*vec_dupv4si): Likewise.
13143 (*vec_dupv2di): Likewise.
13145 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13147 PR middle-end/40921
13148 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13149 (linearize_expr_tree): Call try_special_add_to_ops.
13150 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13152 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13154 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13155 to computed stack_usage.
13157 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13160 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13161 operand is subreg (symbol_ref) then move the symbol ref to register.
13163 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13165 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13167 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13169 PR middle-end/71179
13170 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13173 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13175 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13176 ranges by calling get_single_symbol and tidy up. Look more closely
13177 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13179 2016-05-20 Jeff Law <law@redhat.com>
13181 * bitmap.c (bitmap_find_bit): Remove useless test.
13183 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13185 * function.c (thread_prologue_and_epilogue_insns): Commit the
13186 insertion of the epilogue.
13188 2016-05-20 Martin Jambor <mjambor@suse.cz>
13190 PR tree-optimization/70884
13191 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13192 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13193 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13194 of constant pool data as a reason for scalarization.
13196 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13198 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13199 for naked functions.
13200 (thumb1_expand_prologue): Likewise.
13202 2016-05-20 Nathan Sidwell <nathan@acm.org>
13204 * config/nvptx/nptx.c (nvptx_option_override): Only set
13205 flag_toplevel_reorder, if not explicitly specified. Set
13206 flag_no_common, unless explicitly specified.
13208 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13210 * calls.c (can_implement_as_sibling_call_p): Mark param
13211 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13213 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13215 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13216 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13217 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13219 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13220 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13221 and CASE_CONST_ANY.
13223 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13225 * config/nvptx/nvptx.md (sincossf3): New pattern.
13227 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13229 * calls.c (maybe_complain_about_tail_call): New function.
13230 (initialize_argument_information): Call
13231 maybe_complain_about_tail_call when clearing *may_tailcall.
13232 (can_implement_as_sibling_call_p): Call
13233 maybe_complain_about_tail_call when returning false.
13234 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13235 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13236 if tail-call optimization fails.
13237 * cfgexpand.c (expand_call_stmt): Initialize
13238 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13239 * gimple-pretty-print.c (dump_gimple_call): Dump
13240 gimple_call_must_tail_p.
13241 * gimple.c (gimple_build_call_from_tree): Call
13242 gimple_call_set_must_tail with the value of
13243 CALL_EXPR_MUST_TAIL_CALL.
13244 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13245 (gimple_call_set_must_tail): New function.
13246 (gimple_call_must_tail_p): New function.
13247 * print-tree.c (print_node): Update printing of TREE_STATIC
13248 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13249 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13250 trailing comment listing applicable flags.
13251 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
13253 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13255 * calls.c (expand_call): Move "Rest of purposes for tail call
13256 optimizations to fail" to...
13257 (can_implement_as_sibling_call_p): ...this new function, and
13258 split into multiple "if" statements.
13260 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13262 * cfgloop.h (expected_loop_iterations_unbounded,
13263 expected_loop_iterations): Unconstify.
13264 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
13265 profile with known upper bound; return 3 when profile is absent.
13266 (expected_loop_iterations): Update.
13268 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13270 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
13271 and get_max_loop_iterations_int.
13273 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
13275 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
13276 realistic upper bounds here.
13278 2016-05-20 Jakub Jelinek <jakub@redhat.com>
13281 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
13282 calls if the LHS is variable length or has addressable type.
13283 If targets[0]->decl is a noreturn call with void return type and
13284 zero arguments, adjust fntype and remove lhs in that case.
13286 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
13288 PR tree-optimization/71079
13289 PR tree-optimization/71206
13290 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
13292 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13294 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
13295 (get_vec_alignment_for_array_decl): Likewise.
13296 (get_vec_alignment_for_record_decl): Likewise.
13297 (increase_alignment::execute): Move code to find alignment to
13298 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
13299 (type_align_map): New hash_map.
13301 2016-05-20 Richard Guenther <rguenther@suse.de>
13303 PR tree-optimization/29756
13304 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
13305 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
13306 * fold-const.c (operand_equal_p): Likewise.
13307 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
13308 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
13309 * tree-inline.c (estimate_operator_cost): Likewise.
13310 * tree-pretty-print.c (dump_generic_node): Likewise.
13311 * tree-ssa-operands.c (get_expr_operands): Likewise.
13312 * cfgexpand.c (expand_debug_expr): Likewise.
13313 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
13314 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
13315 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
13316 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
13317 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
13318 (execute_update_addresses_taken): Do it.
13320 2016-05-20 Richard Biener <rguenther@suse.de>
13322 PR tree-optimization/71185
13323 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
13324 register operations.
13326 2016-05-20 Richard Biener <rguenther@suse.de>
13328 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
13329 gimple_seq_add_seq_without_update.
13330 (release_bb_predicate): Assert we have no operands to free.
13331 (if_convertible_loop_p_1): Calculate post dominators later.
13332 Do not free BB predicates here.
13333 (combine_blocks): Do not recompute BB predicates.
13334 (version_loop_for_if_conversion): Save BB predicates around
13337 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13339 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
13340 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
13341 code. Ignore sibcalls on EDGE_IGNORE edges.
13342 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
13343 on edges for sibcalls that run without prologue. The rest of the
13344 function is combined from...
13345 (fix_fake_fallthrough_edge): ... this, and ...
13346 (try_shrink_wrapping): ... a part of this. Remove the bb_with
13347 function argument, make it a local variable.
13349 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
13351 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
13352 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
13353 for 32-bit mode and SEH for 64-bit.
13354 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
13355 TARGET_64BIT_DEFAULT.
13357 2016-05-19 Ryan Burn <contact@rnburn.com>
13359 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
13360 * gengtype.c (open_base_files): Add cilk.h to ifiles.
13362 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
13364 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
13365 force pending loads from memory.
13367 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
13369 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
13370 (UNSPEC_DARN_32): New unspec constant.
13371 (UNSPEC_DARN_RAW): New unspec constant.
13372 (darn_32): New instruction.
13373 (darn_raw): New instruction.
13374 (darn): New instruction.
13375 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
13376 support and documentation for this macro.
13377 (BU_P9_MISC_1): New macro definition.
13378 (BU_P9_64BIT_MISC_0): New macro definition.
13379 (BU_P9_MISC_0): New macro definition.
13380 (darn_32): New builtin definition.
13381 (darn_raw): New builtin definition.
13382 (darn): New builtin definition.
13383 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
13384 RS6000_BUILTIN_0 directives to surround each occurrence of
13385 #include "rs6000-builtin.def".
13386 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
13387 RS6000_BTM_64BIT flags to the returned mask, depending on
13389 (def_builtin): Correct an error in the assignments made to the
13390 debugging variable attr_string.
13391 (rs6000_expand_builtin): Add support for no-operand built-in
13393 (builtin_function_type): Remove fatal_error assertion that is no
13395 (rs6000_common_init_builtins): Add support for no-operand built-in
13397 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
13399 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
13401 (RS6000_BTM_64BIT): New macro definition.
13402 * doc/extend.texi: Document __builtin_darn (void),
13403 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
13406 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
13408 * tree-vect-loop.c (vect_analyze_loop_2): Use also
13409 max_loop_iterations_int.
13411 2016-05-19 Marek Polacek <polacek@redhat.com>
13413 PR tree-optimization/71031
13414 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
13415 condition and adjust the code a bit.
13417 2016-05-19 Martin Liska <mliska@suse.cz>
13419 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
13420 auto_vec instead of vec.
13422 2016-05-19 Martin Liska <mliska@suse.cz>
13424 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
13426 2016-05-19 Martin Liska <mliska@suse.cz>
13428 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
13430 2016-05-19 Martin Liska <mliska@suse.cz>
13432 * ipa-pure-const.c (set_function_state): Remove an existing
13434 (remove_node_data): Do not free it as it's released
13435 in set_function_state.
13437 2016-05-19 Martin Liska <mliska@suse.cz>
13439 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
13442 2016-05-19 Martin Liska <mliska@suse.cz>
13444 * omp-simd-clone.c (simd_clone_adjust): Release vector.
13446 2016-05-19 Martin Liska <mliska@suse.cz>
13448 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
13449 an auto_vec instead of re-creating it.
13451 2016-05-19 Martin Liska <mliska@suse.cz>
13453 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
13454 auto_vec instead of vec.
13456 2016-05-19 Martin Liska <mliska@suse.cz>
13458 * lto-section-in.c (lto_get_section_data): Call
13459 lto_check_version with additional argument.
13460 * lto-streamer.c (lto_check_version): Add new argument.
13461 * lto-streamer.h (lto_check_version): Likewise.
13463 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13465 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
13466 Don't add cost of inner memory when handling sign-extended loads.
13468 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
13470 PR rtl-optimization/71148
13471 * cse.c (cse_main): Free dominance info.
13472 (rest_of_handle_cse): Don't free dominance info.
13473 (rest_of_handle_cse2): Likewise.
13474 (rest_of_handle_cse_after_global_opts): Likewise.
13476 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13479 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
13480 NULL_TREE early if NEON is not available. Remove now redundant check
13481 in ARM_CHECK_BUILTIN_MODE.
13483 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
13486 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
13487 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
13488 * doc/cpp.texi: Document new macros.
13490 2016-05-19 Bin Cheng <bin.cheng@arm.com>
13492 PR tree-optimization/69848
13493 * tree-vect-loop.c (vectorizable_reduction): Don't factor
13494 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
13496 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
13498 * function.c (thread_prologue_and_epilogue_insn): Move the
13499 "goto epilogue_done" one block later.
13501 2016-05-19 Richard Biener <rguenther@suse.de>
13503 PR tree-optimization/70729
13504 * passes.def: Move LIM pass before PRE. Remove no longer
13505 required copyprop and move first DCE out of the loop pipeline.
13507 2016-05-18 David Malcolm <dmalcolm@redhat.com>
13510 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
13511 (OBJS-libcommon-target): ...here.
13512 * opts-common.c: Include spellcheck.h.
13513 (cmdline_handle_error): Build a vec of valid options and use it
13514 to suggest provide hints for misspelled arguments.
13516 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13519 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
13520 lhs if it has TREE_ADDRESSABLE type.
13522 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
13525 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
13526 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
13528 2016-05-18 Martin Jambor <mjambor@suse.cz>
13531 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
13532 input for NOP_EXPR pass-through functions.
13533 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
13534 aggregate global constant VAR_DECLs in constant jump functions.
13536 2016-05-18 Martin Jambor <mjambor@suse.cz>
13539 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
13540 from TREE_READONLY parameters.
13542 2016-05-18 Martin Jambor <mjambor@suse.cz>
13545 * cgraph.h (cgraph_indirect_call_info): New field
13546 guaranteed_unmodified.
13547 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
13548 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13550 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
13551 pass the parameter value to ipa_find_agg_cst_for_param.
13552 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
13553 guaranteed_unmodified, store AA results there instead of bailing out
13555 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
13556 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
13557 (find_constructor_constant_at_offset): New function.
13558 (ipa_find_agg_cst_from_init): Likewise.
13559 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
13560 static initializers of contants, report back through a new paameter
13561 from_global_constant if that was the case.
13562 (try_make_edge_direct_simple_call): Also pass parameter value to
13563 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
13565 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
13566 (ipa_read_indirect_edge_info): Likewise.
13567 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
13568 (ipa_load_from_parm_agg): Likewise.
13570 2016-05-18 Jiong Wang <jiong.wang@arm.com>
13572 PR rtl-optimization/71150
13573 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
13576 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13579 * config/rs6000/constraints.md (wE constraint): New constraint
13580 for a vector constant that can be loaded with XXSPLTIB.
13581 (wM constraint): New constraint for a vector constant of a 1's.
13582 (wS constraint): New constraint for a vector constant that can be
13583 loaded with XXSPLTIB and a vector sign extend instruction.
13584 * config/rs6000/predicates.md (xxspltib_constant_split): New
13585 predicates for wE/wS constraints.
13586 (xxspltib_constant_nosplit): Likewise.
13587 (easy_vector_constant): Add support for constants that can be
13588 loaded via XXSPLTIB.
13589 (all_ones_constant): New predicate for vector constant with all
13591 (splat_input_operand): Add support for ISA 3.0 word splat operations.
13592 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
13593 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
13594 instruction and possibly with a sign extension.
13595 (output_vec_const_move): Add support for XXSPLTIB. If we are
13596 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
13597 instead of XXLXOR/XXLORC.
13598 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
13600 (rs6000_legitimize_reload_address): Likewise.
13601 (rs6000_output_move_128bit): Use output_vec_const_move to emit
13603 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
13604 combine VSX_M and VSX_M2 into one iterator.
13605 (VSX_M2): Likewise.
13606 (VSINT_84): New iterators for loading constants with XXSPLTIB.
13607 (VSINT_842): Likewise.
13608 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
13609 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
13610 XXSPLTIB instruction.
13611 (xxspltib_<mode>_nosplit): Likewise.
13612 (xxspltib_<mode>_split): New insn to load up constants with
13613 XXSPLTIB and a sign extend instruction.
13614 (vsx_mov<mode>): Replace single move that handled all vector types
13615 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
13616 moves (when -mvsx-timode is in effect) into the main vector
13617 moves. Eliminate separate moves for <VSr> <VSa>, where the
13618 preferred register class (<VSr>) is listed first, and the
13619 secondary register class (<VSa>) is listed second with a '?' to
13620 discourage use. Prefer loading 0/-1 in any VSX register for ISA
13621 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
13622 that if the register was involved in a slow operation, the
13623 clear/set operation does not wait for the slow operation to
13624 finish. Adjust the length attributes for 32-bit mode. Use
13625 rs6000_output_move_128bit and drop the use of the string
13626 instructions for 32-bit movti when -mvsx-timode is in effect. Use
13627 spacing so that the alternatives and attributes don't generate
13628 long lines, and put things in columns, so that it is easier to
13629 match up the operands and attributes with the insn alternatives.
13630 (vsx_mov<mode>_64bit): Likewise.
13631 (vsx_mov<mode>_32bit): Likewise.
13632 (vsx_movti_64bit): Fold movti into normal vector moves.
13633 (vsx_movti_32bit): Likewise.
13634 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
13635 splat instructions.
13636 (vsx_splat_v4si_internal): Likewise.
13637 (vsx_splat_v4sf_internal): Likewise.
13638 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
13639 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
13640 extend vector elements.
13641 (vsx_sign_extend_hi_<mode>): Likewise.
13642 (vsx_sign_extend_si_v2di): Likewise.
13643 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
13645 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
13646 constraints. Add trailing period to wL documentation.
13648 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
13650 PR middle-end/71020
13651 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
13652 * tree-dfa.c (replace_abnormal_ssa_names): New function.
13653 * tree-call-cdce.c: Include tree-dfa.h.
13654 (can_guard_call_p): New function, extracted from...
13655 (can_use_internal_fn): ...here.
13656 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
13658 (shrink_wrap_one_built_in_call): Likewise.
13659 (use_internal_fn): Likewise.
13660 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
13661 and return void. Call replace_abnormal_ssa_names.
13662 (pass_call_cdce::execute): Check can_guard_call_p during the
13663 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
13664 will always change something.
13666 2016-05-18 Martin Jambor <mjambor@suse.cz>
13669 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
13670 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
13672 2016-05-18 Martin Jambor <mjambor@suse.cz>
13675 * ipa-inline.h (condition): New field size.
13676 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
13677 for comaprison and store it into the new condition.
13678 (evaluate_conditions_for_known_args): Use condition size to check
13679 access sizes for all but CHANGED conditions.
13680 (unmodified_parm_1): New parameter size_p, store access size into it.
13681 (unmodified_parm): Likewise.
13682 (unmodified_parm_or_parm_agg_item): Likewise.
13683 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
13684 (set_cond_stmt_execution_predicate): Extract access sizes and store
13685 them to conditions.
13686 (set_switch_stmt_execution_predicate): Likewise.
13687 (will_be_nonconstant_expr_predicate): Likewise.
13688 (will_be_nonconstant_predicate): Likewise.
13689 (inline_read_section): Stream condition size.
13690 (inline_write_summary): Likewise.
13692 2016-05-18 Richard Biener <rguenther@suse.de>
13694 * tree-ssa-loop-im.c (determine_max_movement): Properly add
13695 condition cost to PHI cost instead of total_cost.
13697 2016-05-18 Martin Liska <mliska@suse.cz>
13700 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
13703 2016-05-18 Richard Biener <rguenther@suse.de>
13705 * lto-streamer.h (LTO_major_version): Bump to 6.
13707 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13709 * function.c (make_split_prologue_seq, make_prologue_seq,
13710 make_epilogue_seq): New functions, factored out from...
13711 (thread_prologue_and_epilogue_insns): Here.
13713 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
13715 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
13716 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
13717 of before. Add a comment.
13719 2016-05-18 Bin Cheng <bin.cheng@arm.com>
13721 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
13722 expression pointer, not pointer to the pointer.
13724 2016-05-18 Jakub Jelinek <jakub@redhat.com>
13726 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
13727 (avx2_pbroadcast<mode>): Add another alternative with v instead
13728 of x constraints in it, using <pbroadcast_evex_isa> isa.
13729 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
13731 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
13732 constraint x instead of v in second alternative, add avx512bw
13735 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
13736 constraint x instead of v in second alternative, add avx512bw
13739 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
13740 constraint x instead of v in second alternative, add avx512bw
13743 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
13744 avx512bw alternative.
13746 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13748 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
13749 array to 128 chars.
13750 (define_insn "*andnottf3"): Ditto.
13751 (define_insn "*<code><mode>3"/any_logic): Ditto.
13752 (define_insn "*<code>tf3"/any_logic): Ditto.
13753 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
13754 operand to block AVX-512VL insn variant emit when it is not enabled.
13756 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
13758 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
13759 constraint fot SF mode.
13761 2016-05-18 Petr Murzin <petr.murzin@intel.com>
13762 Kirill Yukhin <kirill.yukhin@intel.com>
13764 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
13766 (define_insn "rsqrt14<mode>"): Ditto.
13767 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
13768 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
13769 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
13770 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
13771 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
13773 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
13774 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
13775 * config/i386/i386.c (ix86_print_operand): Expand check for size
13776 override codes for Intel syntax.
13778 2016-05-18 Richard Biener <rguenther@suse.de>
13780 PR tree-optimization/71168
13781 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
13782 initialization earlier.
13784 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
13786 * config/aarch64/aarch64-simd.md
13787 (aarch64_reduc_plus_internal<mode>): Rename to...
13788 (reduc_plus_scal): ...This, and remove previous implementation.
13790 2016-05-18 Richard Biener <rguenther@suse.de>
13792 * passes.def: Put late dse and cd_dce in canonical order.
13794 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
13796 * ipa-inline-transform.c (preserve_function_body_p): Look for
13797 first non-thunk clone.
13798 (save_function_body): Save into first non-thunk.
13799 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
13801 (lto_output_node): Inline thunks don't need body in every
13803 * lto-streamer-in.c: Do not fixup thunk clones.
13804 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
13806 * tree-inline.c (copy_bb): Be prepared for target node to be new after
13809 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13811 PR middle-end/63586
13812 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
13813 (reassociate_bb): Call transform_add_to_multiply.
13815 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
13817 * config/aarch64/aarch64.c (all_extensions): Removed unused
13820 2016-05-17 Nathan Sidwell <nathan@acm.org>
13822 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
13823 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
13825 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
13827 PR tree-optimization/54579
13828 PR middle-end/55299
13829 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
13831 2016-05-17 Marek Polacek <polacek@redhat.com>
13834 * tree-inline.c (expand_call_inline): Call
13835 maybe_remove_unused_call_args.
13837 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
13839 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
13840 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
13841 * doc/md.texi (fmin@var{m}3): Likewise.
13843 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13845 * match.pd (X & C): New transformation.
13847 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13849 * match.pd (~X & Y): New transformation.
13851 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
13853 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
13854 information for new SSA_NAME.
13855 (simplify_conversion_using_ranges): Get range through get_range_info
13856 instead of get_value_range.
13858 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13860 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
13861 Remove inline assembly.
13862 (vmvn_s16): Likewise.
13863 (vmvn_s32): Likewise.
13864 (vmvn_u8): Likewise.
13865 (vmvn_u16): Likewise.
13866 (vmvn_u32): Likewise.
13867 (vmvnq_s8): Likewise.
13868 (vmvnq_s16): Likewise.
13869 (vmvnq_s32): Likewise.
13870 (vmvnq_u8): Likewise.
13871 (vmvnq_u16): Likewise.
13872 (vmvnq_u32): Likewise.
13873 (vmvn_p8): Likewise.
13874 (vmvnq_p16): Likewise.
13876 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13878 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
13880 (vmul_n_s16): Likewise.
13881 (vmul_n_s32): Likewise.
13882 (vmul_n_u16): Likewise.
13883 (vmul_n_u32): Likewise.
13884 (vmulq_n_f32): Likewise.
13885 (vmulq_n_f64): Likewise.
13886 (vmulq_n_s16): Likewise.
13887 (vmulq_n_s32): Likewise.
13888 (vmulq_n_u16): Likewise.
13889 (vmulq_n_u32): Likewise.
13891 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13893 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
13894 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
13896 2016-05-17 Jiong Wang <jiong.wang@arm.com>
13898 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
13899 to *aarch64_fma4_elt_from_dup<mode>.
13900 (*aarch64_fnma4_elt_to_128df): Rename to
13901 *aarch64_fnma4_elt_from_dup<mode>.
13902 * config/aarch64/arm_neon.h (vfma_n_f64): New.
13903 (vfms_n_f32): Likewise.
13904 (vfms_n_f64): Likewise.
13905 (vfmsq_n_f32): Likewise.
13906 (vfmsq_n_f64): Likewise.
13908 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
13910 * wide-int.h: Change fixed_wide_int_storage from class to struct.
13912 2016-05-17 Richard Biener <rguenther@suse.de>
13914 PR tree-optimization/71132
13915 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
13916 Only add control dependences for blocks in the loop.
13917 (build_rdg): Adjust.
13918 (generate_code_for_partition): Return whether loop should
13919 be destroyed and delay that.
13920 (distribute_loop): Likewise.
13921 (pass_loop_distribution::execute): Record loops to be destroyed
13922 and perform delayed destroying of loops.
13924 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13927 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
13929 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13931 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
13933 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
13936 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
13937 insertion point for instructions generated by validize_mem.
13939 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13941 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
13944 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
13946 * config/aarch64/aarch64.c
13947 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
13948 rather than a macro.
13950 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13952 * doc/invoke.texi (AArch64 Options): Various updates.
13954 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
13956 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
13957 into instrumentation thunks.
13958 * cif-code.def (CIF_CHKP): New.
13960 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
13962 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
13964 2016-05-16 Martin Jambor <mjambor@suse.cz>
13966 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
13967 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
13969 2016-05-16 Marek Polacek <polacek@redhat.com>
13971 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
13974 2016-05-16 Martin Jambor <mjambor@suse.cz>
13977 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
13978 the outlined kernel function.
13980 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
13982 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
13983 (ISA_HAS_DLSA): Ditto.
13985 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
13987 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
13989 2016-05-16 Nathan Sidwell <nathan@acm.org>
13991 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
13992 (nvptx_name_replacement): Restore. Add comment.
13993 (write_fn_proto, write_fn_proto_from_insn,
13994 nvptx_output_call_insn): Restore
13995 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
13997 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
13999 * config/aarch64/aarch64.md
14000 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14001 (add<mode>3_compareC_imm): Likewise.
14002 (<optab>si3_uxtw): Split into register and immediate variants.
14003 (andsi3_compare0_uxtw): Likewise.
14004 (and<mode>3_compare0): Likewise.
14005 (and<mode>3nr_compare0): Likewise.
14006 (stack_protect_test_<mode>): Don't use %x for memory operands.
14008 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14010 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14012 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14014 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14015 Split integer shifts into shift_reg and bfm.
14016 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14017 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14018 (ror<mode>3_insn): Likewise.
14019 (<optab>si3_insn_uxtw): Likewise.
14020 (<optab><mode>3_insn): Change to rotate_imm.
14021 (extr<mode>5_insn_alt): Likewise.
14022 (extrsi5_insn_uxtw): Likewise.
14023 (extrsi5_insn_uxtw_alt): Likewise.
14025 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14027 * doc/tm.texi: Regenerate.
14028 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14029 (TARGET_INVALID_RETURN_TYPE): Remove.
14030 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14031 TARGET_INVALID_RETURN_TYPE.
14032 * target.def (invalid_parameter_type): Remove.
14033 (invalid_return_type): Remove.
14035 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14037 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14038 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14040 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14042 (preserve_function_body_p): No need to preserve function body
14043 * cif-codes.def (CIF_THUNK): Remove.
14044 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14046 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14048 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14050 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14052 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14055 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14057 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14058 (inline_small_functions): Do not look for function symbol when
14061 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14063 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14066 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14067 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14068 Jiong Wang <jiong.wang@arm.com>
14070 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14071 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14072 Define __ARM_FP16_ARGS when appropriate.
14073 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14075 (arm_invalid_return_type): Likewise.
14076 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14077 (TARGET_INVALID_RETURN_TYPE): Remove.
14078 (aapcs_vfp_sub_candidate): Allow HFmode.
14079 (aapcs_vfp_allocate): Add comment. Support HFmode.
14080 (aapcs_vfp_allocate_return_reg): Likewise.
14081 (struct aapcs_cp_arg_layout): Slightly reword comments for
14082 is_return_candidate and allocate_return_reg.
14083 (output_mov_vfp): Update assert.
14084 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14086 (arm_invalid_parameter_type): Remove.
14087 (amr_invalid_return_type): Remove.
14088 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14089 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14090 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14092 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14094 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14095 * config/aarch64/arch64-protos.h
14096 (aarch64_legitimize_reload_address): Remove.
14097 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14100 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14102 * configure.ac: Add ACX_NONCANONICAL_HOST.
14103 * configure: Regenerate.
14104 * Makefile.in: Set host_noncanonical.
14106 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14109 * config/i386/i386.md (*movtf_internal): Before register allocation,
14110 do not allow FP constants for CM_MEDIUM memory model, allow only
14111 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14112 (*movxf_internal): Ditto.
14113 (*movdf_internal): Ditto.
14114 (*movsf_internal): Ditto.
14116 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14118 PR rtl-optimization/67483
14119 * combine.c (make_compound_operation): Don't call extract_left_shift
14120 with negative shift amounts.
14122 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14125 * fold-const.c (fold_checksum_tree): Allow modification
14126 of TYPE_ALIAS_SET during folding.
14128 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14129 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14130 (ix86_split_to_parts): Likewise. Fix up formatting.
14132 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14134 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14135 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14138 2016-05-13 Nathan Sidwell <nathan@acm.org>
14140 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14141 (nvptx_name_replacement): Delete.
14142 (write_fn_proto, write_fn_proto_from_insn,
14143 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14144 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14145 * langhooks.c (add_builtin_funcction_common): Call
14146 targetm.mangle_decl_assembler_name.
14148 * config/nvptx/nvptx.c (write_fn_proto): Handle
14149 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14151 2016-05-13 Martin Liska <mliska@suse.cz>
14153 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14154 and PRIu64 in printf format.
14156 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14158 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14161 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14163 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14164 Change --param max-completely-peeled-times to
14165 --param max-completely-peel-times in dump file printing.
14167 2016-05-13 Richard Biener <rguenther@suse.de>
14169 PR tree-optimization/42587
14170 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14171 (find_bswap_or_nop_1): Likewise.
14172 (bswap_replace): Likewise.
14174 2016-05-13 Martin Liska <mliska@suse.cz>
14176 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14177 Initialize a variable with default value.
14179 2016-05-13 Martin Liska <mliska@suse.cz>
14181 * doc/invoke.texi: Enhance explanation of error recovery
14184 2016-05-13 Martin Liska <mliska@suse.cz>
14186 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14187 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14188 (iv_inv_expr_ent *).
14189 (struct iv_inv_expr_ent): Comment struct fields.
14190 (sort_iv_inv_expr_ent): New function.
14191 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14192 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14193 a hash_map between iv_inv_expr_ent and number of usages.
14194 (niter_for_exit): Fix coding style.
14195 (tree_ssa_iv_optimize_init): Use renamed variable.
14196 (determine_base_object): Fix coding style.
14197 (alloc_iv): Likewise.
14198 (find_interesting_uses_outside): Likewise.
14199 (add_candidate_1): Likewise.
14200 (add_standard_iv_candidates): Likewise.
14201 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14202 (prepare_decl_rtl): Fix coding style.
14203 (get_address_cost): Likewise.
14204 (get_shiftadd_cost): Likewise.
14205 (force_expr_to_var_cost): Likewise.
14206 (compare_aff_trees): Likewise.
14207 (get_expr_id): Restructure the function.
14208 (get_loop_invariant_expr_id): Renamed to
14209 get_loop_invariant_expr.
14210 (get_computation_cost_at): Replace usage of inv_expr_id with
14212 (get_computation_cost): Likewise.
14213 (determine_group_iv_cost_generic): Likewise.
14214 (determine_group_iv_cost_address): Likewise.
14215 (iv_period): Fix coding style.
14216 (iv_elimination_compare_lt): Likewise.
14217 (may_eliminate_iv): Likewise.
14218 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14220 (determine_group_iv_costs): Dump invariant expressions.
14221 (iv_ca_recount_cost): Use the newly added hash_map.
14222 (iv_ca_set_remove_invariants): Fix coding style.
14223 (iv_ca_set_add_invariants): Fix coding style.
14224 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14226 (iv_ca_set_cp): Likewise.
14227 (iv_ca_new): Initialize the newly added hash_map and remove
14228 initialization of fields.
14229 (iv_ca_free): Delete the hash_map.
14230 (iv_ca_dump): Dump invariant expressions.
14231 (iv_ca_extend): Fix coding style.
14232 (try_add_cand_for): Likewise.
14233 (create_new_ivs): Dump information about # of avg iterations and
14234 # of used invariant expressions.
14235 (rewrite_use_compare): Fix coding style.
14236 (free_loop_data): Set default value for max_inv_expr_id.
14238 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14240 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14241 returned value cse_cfg_altered computation.
14242 (rest_of_handle_cse2): Likewise.
14243 (rest_of_handle_cse_after_global_opts): Likewise.
14245 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14248 * config/arm/arm.c (arm32_output_mi_thunk): New.
14249 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14250 to split Thumb1 vs TARGET_32BIT functionality.
14251 (arm_thumb1_mi_thunk): New.
14253 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14255 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
14258 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14261 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
14263 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
14265 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
14266 (expand_builtin_trap): Emit a regular call.
14267 (set_builtin_user_assembler_name): Remove obsolete cases.
14268 * dse.c (scan_insn): Adjust.
14269 * except.c: Include calls.h.
14270 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
14271 emit a regular call to setjmp.
14272 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
14273 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
14274 (emit_block_move_via_libcall): Delete.
14275 (block_move_fn): Delete.
14276 (init_block_move_fn): Likewise.
14277 (emit_block_move_libcall_fn): Likewise.
14278 (emit_block_op_via_libcall): New function.
14279 (set_storage_via_libcall): Tidy up and use memset builtin.
14280 (block_clear_fn): Delete.
14281 (init_block_clear_fn): Likewise.
14282 (clear_storage_libcall_fn): Likewise.
14283 (expand_assignment): Call emit_block_move_via_libcall.
14284 Do not include gt-expr.h.
14285 * expr.h (emit_block_op_via_libcall): Declare.
14286 (emit_block_copy_via_libcall): New inline function.
14287 (emit_block_move_via_libcall): Likewise.
14288 (emit_block_comp_via_libcall): Likewise.
14289 (block_clear_fn): Delete.
14290 (init_block_move_fn): Likewise.
14291 (init_block_clear_fn): Likewise.
14292 (emit_block_move_via_libcall): Likewise.
14293 (set_storage_via_libcall): Add default parameter value.
14294 * libfuncs.h (enum libfunc_index): Remove obsolete values.
14295 (abort_libfunc): Delete.
14296 (memcpy_libfunc): Likewise.
14297 (memmove_libfunc): Likewise.
14298 (memcmp_libfunc): Likewise.
14299 (memset_libfunc): Likewise.
14300 (setbits_libfunc): Likewise.
14301 (setjmp_libfunc): Likewise.
14302 (longjmp_libfunc): Likewise.
14303 (profile_function_entry_libfunc): Likewise.
14304 (profile_function_exit_libfunc): Likewise.
14305 (gcov_flush_libfunc): Likewise.
14306 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
14307 and DECL_VISIBILITY on the declaration.
14308 (init_optabs): Do not initialize obsolete libfuncs.
14309 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
14310 * tree-core.h (ECF_RET1): Define.
14311 (ECF_TM_PURE): Adjust.
14312 (ECF_TM_BUILTIN): Likewise.
14313 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
14314 (build_common_builtin_nodes): Initialize abort builtin.
14315 Add ECF_RET1 on memcpy, memmove and memset builtins.
14316 Pass final flags for alloca and alloca_with_align builtins.
14317 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
14319 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
14320 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
14321 set_storage_via_libcall and call emit_block_copy_via_libcall.
14323 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
14325 * config/i386/i386.md (*call_got_x32): Change operand 0 to
14326 DImode before it is passed to ix86_output_call_operand.
14327 (*call_value_got_x32): Ditto for operand 1.
14329 2016-05-12 Jiong Wang <jiong.wang@arm.com>
14331 PR rtl-optimization/70904
14332 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
14333 reload for wide mode.
14335 2016-05-12 Marek Polacek <polacek@redhat.com>
14338 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
14339 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
14340 * langhooks.h (incomplete_type_error): Likewise.
14341 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
14342 parameter, pass it down to incomplete_type_error.
14343 * tree.h (size_in_bytes): New inline overload.
14344 (size_in_bytes_loc): Renamed from size_in_bytes.
14346 2016-05-12 Richard Biener <rguenther@suse.de>
14348 PR tree-optimization/71059
14349 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
14350 nary before looking up or entering the expression into the VN
14352 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
14353 Make sure to re-use NARYs without result as inserted by
14356 2016-05-12 Richard Biener <rguenther@suse.de>
14358 PR tree-optimization/71062
14359 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
14361 * tree-ssa-structalias.c (set_uids_in_ptset): Set
14362 vars_contains_restrict if the var is a restrict tag.
14363 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
14364 do not disambiguate pointers against it.
14365 (dump_points_to_solution): Re-structure and adjust for new
14366 vars_contains_restrict flag.
14367 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
14369 2016-05-12 Martin Liska <mliska@suse.cz>
14371 * doc/invoke.texi: Explain connection between
14372 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
14374 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
14376 PR tree-optimization/71006
14377 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
14378 consider COND_EXPR as a mask producer.
14380 2016-05-12 Marek Polacek <polacek@redhat.com>
14383 * opts.c (common_handle_option): Detect missing argument for --help^.
14385 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14388 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
14389 when popping the PC and within an interrupt handler routine.
14390 Add missing tab to output of "ldmfd".
14391 (output_return_instruction): Output LDMFD with SP update rather
14392 than POP when returning from interrupt handler.
14394 2016-05-12 Jakub Jelinek <jakub@redhat.com>
14396 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
14397 TARGET_64BIT && TARGET_AVX512DQ.
14398 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
14399 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
14400 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
14401 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
14402 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
14403 (*vec_extractv4si_zext): Add avx512dq alternative.
14404 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
14405 use v instead of x constraint in other alternatives where possible.
14407 * config/i386/sse.md (sse2_loadld): Use v instead of x
14408 constraint in alternatives 0,1,4.
14410 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
14411 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
14412 v constraints instead of x and <pinsr_evex_isa> isa attribute.
14415 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
14416 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
14417 is not emitted unless TARGET_AVX512BW.
14418 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
14419 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
14420 for the result operand.
14422 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
14423 constraint instead of x in avx alternatives. Use maybe_evex instead
14426 * config/i386/constraints.md (Yv): New constraint.
14427 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
14428 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
14429 * config/i386/i386.md (avx512fvecmode): New mode attr.
14430 (*pushtf): Use v constraint instead of x.
14431 (*movtf_internal): Likewise. For TARGET_AVX512VL and
14432 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
14433 (*absneg<mode>2): Use Yv constraint instead of x constraint.
14434 (*absnegtf2_sse): Likewise.
14435 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
14436 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
14437 avx512f alternatives.
14438 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
14440 2016-05-12 Richard Biener <rguenther@suse.de>
14442 PR tree-optimization/71060
14443 * tree-data-ref.c (initialize_data_dependence_relation): Do not
14444 require exact match of DR_BASE_OBJECT but only matching address and
14447 2016-05-12 Richard Biener <rguenther@suse.de>
14449 PR tree-optimization/70986
14450 * cfganal.c: Include cfgloop.h.
14451 (dfs_find_deadend): Prefer to take edges exiting loops.
14453 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14455 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
14456 compile and run time.
14458 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
14461 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
14463 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
14465 * config/i386/i386.c (legitimize_pic_address): Use
14466 copy_to_suggested_reg instead of gen_movsi.
14468 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
14470 * config/rs6000/predicates.md (quad_memory_operand): Move most of
14471 the code into quad_address_p and call it to share code with
14472 vsx_quad_dform_memory_operand.
14473 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
14475 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
14476 bit instead of being a separate word. Split -mpower9-dform into
14477 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14478 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
14479 for the register class supporting 128-bit quad word memory offsets.
14480 (mode_supports_vsx_dform_quad): Helper function to return if the
14481 register class uses quad word memory offsets.
14482 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
14483 (rs6000_debug_reg_global): Always print if we are using LRA or not.
14484 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
14485 instructions are enabled, set up the appropriate addr_masks for
14487 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
14488 -mpower9-dform-scalar, instead of -mpower9-dform.
14489 (rs6000_option_override_internal): Split -mpower9-dform into two
14490 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
14491 -mpower9-dform switch sets or clears both. If we are not using
14492 the LRA register allocator, do not enable -mpower9-dform-vector by
14493 default. If we are using LRA, enable -mpower9-dform-vector and
14494 -mvsx-timode if it is appropriate. Issue a warning if either
14495 -mpower9-dform-vector or -mvsx-timode are explicitly used without
14497 (quad_address_offset_p): New helper function to return if the
14498 offset is legal for quad word memory instructions.
14499 (quad_address_p): New function to determin if GPR or vector
14500 register quad word memory addresses are legal.
14501 (mem_operand_gpr): Validate quad word address offsets.
14502 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
14503 d-form (register + offset) instructions.
14504 (offsettable_ok_by_alignment): Likewise.
14505 (rs6000_legitimate_offset_address_p): Likewise.
14506 (legitimate_lo_sum_address_p): Likewise.
14507 (rs6000_legitimize_address): Likewise.
14508 (rs6000_legitimize_reload_address): Add more debug statements for
14510 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
14511 d-form instructions.
14512 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
14513 d-form instructions. Distinguish different cases in debug
14514 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
14515 d-form instructions.
14516 (rs6000_preferred_reload_class): Likewise.
14517 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
14518 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
14519 of the ISA 2.06 indexed memory instructions.
14520 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
14521 use them to save/restore the saved vector registers instead of
14522 using Altivec instructions.
14523 (rs6000_emit_epilogue): Likewise.
14524 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
14525 (rs6000_opt_masks): Split -mpower9-dform into
14526 -mpower9-dform-scalar and -mpower9-dform-vector.
14527 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
14529 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
14530 ISA 3.0 vector indexed memory instructions, and fold the code into
14531 the normal mov<mode> patterns.
14532 (p9_vecstore_<mode>): Likewise.
14533 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
14535 (vsx_movti_64bit): Likewise.
14536 (vsx_movti_32bit): Likewise.
14537 * config/rs6000/constraints.md (wO constraint): New constraint for
14538 ISA 3.0 vector d-form support.
14539 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
14540 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
14541 include -mpower9-dform-vector until we switch over to LRA.
14542 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
14543 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
14544 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
14545 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
14546 for -mpower9-dform and -mlra.
14547 * doc/md.texi (wO constraint): Document wO constraint.
14549 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
14551 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
14552 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
14553 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
14554 Move handling of non-insn arguments inline into the sole user:
14555 (output_trans_func): ...here.
14556 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
14557 in emitted function prototype.
14558 (output_internal_insn_latency_func): Ditto. Simplify.
14559 (output_internal_maximal_insn_latency_func): Ditto. Delete
14560 always-unused argument.
14561 (output_insn_latency_func): Ditto.
14562 (output_maximal_insn_latency_func): Ditto.
14564 2016-05-11 Richard Biener <rguenther@suse.de>
14566 PR tree-optimization/71055
14567 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
14568 sth with precision not equal to access size verify we don't chop
14571 2016-05-11 Richard Biener <rguenther@suse.de>
14574 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
14575 (dwarf2out_finish): Move retry_incomplete_types call ...
14576 (dwarf2out_early_finish): ... here.
14578 2016-05-11 Richard Biener <rguenther@suse.de>
14580 PR middle-end/71002
14581 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
14582 if the langhook insists on it.
14583 * fold-const.c (make_bit_field_ref): Add arg for the original
14584 reference and preserve its alias-set.
14585 (decode_field_reference): Take exp by reference and adjust it
14586 to the original memory reference.
14587 (optimize_bit_field_compare): Adjust callers.
14588 (fold_truth_andor_1): Likewise.
14589 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
14591 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
14593 PR middle-end/70807
14594 * cfgrtl.h (delete_insn_and_edges): Now return bool.
14595 * cfgrtl.c (delete_insn_and_edges): Likewise.
14596 * config/i386/i386.c (convert_scalars_to_vector): Remove
14598 * cse.c (cse_insn): Compute cse_cfg_altered.
14599 (delete_trivially_dead_insns): Likewise.
14600 (cse_cc_succs): Likewise.
14601 (rest_of_handle_cse): Free dominance info if required.
14602 (rest_of_handle_cse2): Likewise.
14603 (rest_of_handle_cse_after_global_opts): Likewise.
14605 2016-05-11 Alan Modra <amodra@gmail.com>
14607 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
14608 abi_v4_pass_in_fpr): New functions.
14609 (rs6000_function_arg_boundary): Exclude complex IBM long double
14610 from 64-bit alignment when ABI_V4.
14611 (rs6000_function_arg, rs6000_function_arg_advance_1,
14612 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
14614 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
14616 PR rtl-optimization/71028
14617 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
14618 jump with just a return in the fallthrough block if the branch
14619 block contains just a return as well.
14621 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
14623 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
14624 * match.pd ((X & Y) ^ Y): ... this.
14625 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
14626 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
14628 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14630 * read-md.c (require_char_ws): New function.
14631 (read_string): Simplify using require_char_ws.
14632 (handle_constants): Likewise.
14633 (handle_enum): Likewise.
14634 (handle_file): Likewise.
14635 * read-md.h (require_char_ws): New declaration.
14636 * read-rtl.c (read_conditions): Simplify using require_char_ws.
14637 (read_mapping): Likewise.
14638 (read_rtx_code): Likewise.
14639 (read_nested_rtx): Likewise.
14641 2016-05-10 James Norris <jnorris@codesourcery.com>
14643 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
14644 if offloading is enabled and -fopenacc or -fopenmp is specified.
14645 (CRTOFFLOADEND): Likewise.
14646 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
14647 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
14649 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
14651 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
14652 gotoff_operand code paths. Use copy_to_suggested_regs and
14653 expand_simple_binop where appropriate. Cleanup.
14655 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14658 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
14660 (dimode_scalar_chain::vector_const_cost): New.
14661 (dimode_scalar_chain::compute_convert_gain): Handle constants.
14662 (dimode_scalar_chain::convert_op): Likewise.
14663 (dimode_scalar_chain::convert_insn): Likewise.
14665 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14667 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
14668 unary operation, not a binary one.
14670 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14672 PR middle-end/70877
14673 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
14674 calls with type casted fndecl.
14676 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
14678 PR tree-optimization/70786
14679 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
14680 * calls.c (initialize_argument_information): Bind bounds
14681 with corresponding args passed by reference.
14683 2016-05-10 Jakub Jelinek <jakub@redhat.com>
14686 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
14687 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
14688 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
14691 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14694 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
14695 code for a zero scale factor.
14696 (vsx_xvcvdpuxds_scale): Likewise.
14698 2016-05-10 David Malcolm <dmalcolm@redhat.com>
14700 * diagnostic-show-locus.c (layout::layout): Call show_ruler
14701 if show_ruler_p was set on the context.
14702 (layout::show_ruler): New method.
14703 * diagnostic.h (struct diagnostic_context): Add field
14706 2016-05-10 Richard Biener <rguenther@suse.de>
14708 PR tree-optimization/71039
14709 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
14710 (chk_uses): New function.
14711 (propagate_with_phi): Verify we can safely replicate the lhs of an
14712 aggregate assignment on all incoming edges.
14714 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
14716 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
14718 (rx_atomic_sequence): New class.
14719 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
14720 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
14722 (rx_atomic_sequence::rx_atomic_sequence,
14723 rx_atomic_sequence::~rx_atomic_sequence): New functions.
14724 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
14725 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
14726 CTRLREG_INTB): New constants.
14727 (FETCHOP): New code iterator.
14728 (fethcop_name, fetchop_name2): New iterator code attributes.
14729 (QIHI): New mode iterator.
14730 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
14731 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
14732 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
14734 2016-05-10 Martin Liska <mliska@suse.cz>
14736 * tree-inline.c (remap_dependence_clique): Do not remap
14737 debugging statements.
14739 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14741 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
14742 ("*fixuns_truncdfdi2_z13")
14743 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
14744 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
14745 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
14747 2016-05-10 Richard Biener <rguenther@suse.de>
14749 PR tree-optimization/70497
14750 PR tree-optimization/28367
14751 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
14753 (visit_reference_op_load): ... here.
14754 (vn_reference_lookup_3): Use it to handle subreg-like accesses
14755 with simplified BIT_FIELD_REFs.
14756 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
14757 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
14760 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
14762 * dwarf2out.c (add_abstract_origin_attribute): Adjust
14763 documentation comment. For BLOCK nodes, add a
14764 DW_AT_abstract_origin attribute that points to the DIE generated
14765 for the origin BLOCK.
14766 (gen_lexical_block_die): Call add_abstract_origin_attribute for
14767 blocks from inlined functions.
14769 2016-05-10 Alan Modra <amodra@gmail.com>
14772 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
14773 regrename modifying insns saving lr before __morestack call.
14774 * config/rs6000/rs6000.md (split_stack_return): Similarly for
14775 insns restoring lr after __morestack call.
14777 2016-05-09 Jakub Jelinek <jakub@redhat.com>
14779 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
14780 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
14782 * config/i386/sse.md (vec_interleave_high<mode>,
14783 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
14784 <avx512>_vpermt2var<mode>3_maskz): Likewise.
14786 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
14788 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
14789 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
14790 parallel reassociation for power8 and forward.
14792 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
14794 * config/i386/i386.md (absneg splitters with general regs): Use
14795 general_reg_operand predicate.
14796 (btsq peephole2): Use x86_64_immediate_operand to check if new
14797 value is suitable for immediate operand. Generate emitted insn
14798 using RTL expressions.
14799 (btcq peephole2): Ditto.
14800 (btrq peephole2): Ditto. Generate correct immediate operand
14803 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14805 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
14808 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
14810 * tree-affine.c (wide_int_constant_multiple_p): Add missing
14811 pointer dereference.
14813 2016-05-09 Richard Biener <rguenther@suse.de>
14815 PR tree-optimization/70985
14816 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
14817 op0 isn't a gimple register.
14819 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
14821 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
14822 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
14823 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
14824 (i6400_fpu_mult): New cpu units.
14825 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
14826 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
14827 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
14828 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
14829 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
14830 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
14831 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
14832 (i6400_msa_long_float4, i6400_msa_long_float5)
14833 (i6400_msa_long_float8, i6400_msa_fdiv_df)
14834 (i6400_msa_fdiv_sf): New reservations.
14835 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
14836 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
14837 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
14838 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
14839 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
14840 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
14841 (msa_short_cmp, msa_short_float2, msa_short_logic3)
14842 (msa_short_store4, msa_long_load, msa_short_store)
14843 (msa_long_logic, msa_long_float2, msa_long_float4)
14844 (msa_long_float5, msa_long_float8, msa_long_mult)
14845 (msa_long_fdiv, msa_long_div): New reservations.
14847 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
14848 Sameera Deshpande <sameera.deshpande@imgtec.com>
14849 Matthew Fortune <matthew.fortune@imgtec.com>
14850 Graham Stott <graham.stott@imgtec.com>
14851 Chao-ying Fu <chao-ying.fu@imgtec.com>
14853 * config.gcc: Add MSA header file for mips*-*-* target.
14854 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
14855 (Ubv8i, Urv8): New constraints.
14856 * config/mips/mips-ftypes.def: Add function types for MSA
14858 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
14859 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
14860 * config/mips/mips-msa.md: New file.
14861 * config/mips/mips-protos.h
14862 (mips_split_128bit_const_insns): New prototype.
14863 (mips_msa_idiv_insns): Likewise.
14864 (mips_split_128bit_move): Likewise.
14865 (mips_split_128bit_move_p): Likewise.
14866 (mips_split_msa_copy_d): Likewise.
14867 (mips_split_msa_insert_d): Likewise.
14868 (mips_split_msa_fill_d): Likewise.
14869 (mips_expand_msa_branch): Likewise.
14870 (mips_const_vector_same_val_p): Likewise.
14871 (mips_const_vector_same_bytes_p): Likewise.
14872 (mips_const_vector_same_int_p): Likewise.
14873 (mips_const_vector_shuffle_set_p): Likewise.
14874 (mips_const_vector_bitimm_set_p): Likewise.
14875 (mips_const_vector_bitimm_clr_p): Likewise.
14876 (mips_msa_vec_parallel_const_half): Likewise.
14877 (mips_msa_output_division): Likewise.
14878 (mips_ldst_scaled_shift): Likewise.
14879 (mips_expand_vec_cond_expr): Likewise.
14880 * config/mips/mips.c (enum mips_builtin_type): Add
14881 MIPS_BUILTIN_MSA_TEST_BRANCH.
14882 (mips_gen_const_int_vector_shuffle): New prototype.
14883 (mips_const_vector_bitimm_set_p): New function.
14884 (mips_const_vector_bitimm_clr_p): Likewise.
14885 (mips_const_vector_same_val_p): Likewise.
14886 (mips_const_vector_same_bytes_p): Likewise.
14887 (mips_const_vector_same_int_p): Likewise.
14888 (mips_const_vector_shuffle_set_p): Likewise.
14889 (mips_symbol_insns): Forbid loading symbols via immediate for
14891 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
14893 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
14895 (mips_lx_address_p): Add support load indexed address for MSA.
14896 (mips_address_insns): Add calculation of instructions needed for
14897 stores and loads for MSA.
14898 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
14899 CONST_VECTOR for MSA and let it fall through.
14900 (mips_ldst_scaled_shift): New function.
14901 (mips_subword_at_byte): Likewise.
14902 (mips_msa_idiv_insns): Likewise.
14903 (mips_legitimize_move): Validate MSA moves.
14904 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
14905 calculation of costs for MSA division.
14906 (mips_split_move_p): Check if MSA moves need splitting.
14907 (mips_split_move): Split MSA moves if necessary.
14908 (mips_split_128bit_move_p): New function.
14909 (mips_split_128bit_move): Likewise.
14910 (mips_split_msa_copy_d): Likewise.
14911 (mips_split_msa_insert_d): Likewise.
14912 (mips_split_msa_fill_d): Likewise.
14913 (mips_output_move): Handle MSA moves.
14914 (mips_expand_msa_branch): New function.
14915 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
14916 Reinstate 'y' modifier.
14917 (mips_file_start): Add MSA .gnu_attribute.
14918 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
14920 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
14921 (mips_class_max_nregs): Add register size for MSA supported mode.
14922 (mips_cannot_change_mode_class): Allow conversion between MSA
14923 vector modes and TImode.
14924 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
14926 (mips_secondary_reload_class): Force MSA loads/stores via memory.
14927 (mips_preferred_simd_mode): Add preffered modes for MSA.
14928 (mips_vector_mode_supported_p): Add MSA supported modes.
14929 (mips_autovectorize_vector_sizes): New function.
14930 (mips_msa_output_division): Likewise.
14931 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
14932 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
14933 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
14934 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
14935 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
14936 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
14937 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
14938 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
14939 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
14940 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
14941 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
14942 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
14943 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
14944 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
14945 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
14946 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
14947 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
14948 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
14949 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
14950 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
14951 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
14952 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
14953 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
14954 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
14955 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
14956 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
14957 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
14958 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
14959 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
14960 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
14961 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
14962 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
14963 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
14964 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
14965 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
14966 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
14967 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
14968 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
14969 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
14970 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
14971 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
14972 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
14973 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
14974 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
14975 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14976 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14977 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14978 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14979 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
14980 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
14981 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
14982 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
14983 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
14984 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
14985 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
14986 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
14987 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
14988 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
14989 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
14990 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
14991 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
14992 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
14993 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
14994 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
14995 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
14996 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
14997 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
14998 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
14999 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15000 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15001 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15002 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15003 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15004 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15005 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15006 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15007 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15008 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15009 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15010 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15011 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15012 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15013 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15014 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15015 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15016 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15017 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15018 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15019 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15020 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15021 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15022 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15023 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15024 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15025 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15026 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15027 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15028 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15029 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15030 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15031 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15032 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15033 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15034 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15035 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15036 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15037 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15038 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15039 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15040 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15041 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15042 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15043 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15044 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15045 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15046 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15047 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15048 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15049 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15050 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15051 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15052 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15053 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15054 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15055 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15056 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15057 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15058 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15059 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15060 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15061 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15062 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15063 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15064 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15065 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15066 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15067 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15068 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15069 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15070 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15071 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15072 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15073 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15074 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15075 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15076 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15077 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15078 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15079 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15080 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15081 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15083 (mips_get_builtin_decl_index): New array.
15084 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15085 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15086 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15087 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15088 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15090 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15092 (mips_expand_builtin_insn): Prepare operands for
15093 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15094 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15095 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15096 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15097 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15098 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15099 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15100 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15101 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15102 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15103 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15104 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15105 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15106 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15107 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15108 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15109 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15110 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15111 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15112 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15113 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15114 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15115 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15116 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15117 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15118 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15119 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15120 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15121 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15122 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15123 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15124 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15125 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15126 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15127 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15128 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15129 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15130 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15131 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15132 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15133 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15134 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15135 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15136 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15137 These are set implicitly and an error is reported if overridden.
15138 (mips_expand_builtin_msa_test_branch): New function.
15139 (mips_expand_msa_shuffle): Likewise.
15140 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15141 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15142 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15143 (mips_expand_vec_unpack): Add support for MSA.
15144 (mips_expand_vector_init): Likewise.
15145 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15146 instead of const0_rtx.
15147 (mips_msa_vec_parallel_const_half): New function.
15148 (mips_gen_const_int_vector): Likewise.
15149 (mips_gen_const_int_vector_shuffle): Likewise.
15150 (mips_expand_msa_cmp): Likewise.
15151 (mips_expand_vec_cond_expr): Likewise.
15152 * config/mips/mips.h
15153 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15154 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15156 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15157 (ISA_HAS_MSA): New macro.
15158 (UNITS_PER_MSA_REG): Likewise.
15159 (BITS_PER_MSA_REG): Likewise.
15160 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15161 (MSA_REG_FIRST): New macro.
15162 (MSA_REG_LAST): Likewise.
15163 (MSA_REG_NUM): Likewise.
15164 (MSA_REG_P): Likewise.
15165 (MSA_REG_RTX_P): Likewise.
15166 (MSA_SUPPORTED_MODE_P): Likewise.
15167 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15168 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15169 * config/mips/mips.md: Include mips-msa.md.
15170 (alu_type): Add simd_add.
15171 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15172 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15173 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15174 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15175 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15176 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15177 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15178 simd_move, simd_load, simd_store. Choose "multi" for moves
15180 (qword_mode): New attribute.
15181 (insn_count): Add instruction count for quad moves.
15182 Increase the count for MIPS SIMD division.
15183 (UNITMODE): Add UNITMODEs for vector types.
15184 (addsub): New code iterator.
15185 * config/mips/mips.opt (mmsa): New option.
15186 * config/mips/msa.h: New file.
15187 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15189 * config/mips/mti-linux.h: Likewise.
15190 * config/mips/predicates.md
15191 (const_msa_branch_operand): New constraint.
15192 (const_uimm3_operand): Likewise.
15193 (const_uimm4_operand): Likewise.
15194 (const_uimm5_operand): Likewise.
15195 (const_uimm8_operand): Likewise.
15196 (const_imm5_operand): Likewise.
15197 (aq10b_operand): Likewise.
15198 (aq10h_operand): Likewise.
15199 (aq10w_operand): Likewise.
15200 (aq10d_operand): Likewise.
15201 (const_m1_operand): Likewise.
15202 (reg_or_m1_operand): Likewise.
15203 (const_exp_2_operand): Likewise.
15204 (const_exp_4_operand): Likewise.
15205 (const_exp_8_operand): Likewise.
15206 (const_exp_16_operand): Likewise.
15207 (const_vector_same_val_operand): Likewise.
15208 (const_vector_same_simm5_operand): Likewise.
15209 (const_vector_same_uimm5_operand): Likewise.
15210 (const_vector_same_uimm6_operand): Likewise.
15211 (const_vector_same_uimm8_operand): Likewise.
15212 (par_const_vector_shf_set_operand): Likewise.
15213 (reg_or_vector_same_val_operand): Likewise.
15214 (reg_or_vector_same_simm5_operand): Likewise.
15215 (reg_or_vector_same_uimm6_operand): Likewise.
15216 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15218 * doc/invoke.texi (-mmsa): Document new option.
15220 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15222 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15223 * configure: Regenerate.
15224 * config.in: Regenerate.
15225 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15226 on -fvtable-verify.
15227 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15228 (ENDFILE_VTV_SPEC): Define.
15230 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15232 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15233 registers in all interrupt handlers if necessary.
15234 (rl78_option_override): Add warning.
15235 (MUST_SAVE_MDUC_REGISTERS): New macro.
15236 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15237 * config/rl78/rl78.c (check_mduc_usage): New function.
15238 (mduc_regs): New structure to hold MDUC register data.
15239 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15240 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15241 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15242 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15243 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15244 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15246 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15248 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15249 (tree-ssa-loop-niter.h): Ditto.
15250 (idx_within_array_bound, ref_within_array_bound): New functions.
15251 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
15252 Factor out check on writable base object to ...
15253 (base_object_writable): ... here.
15255 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15257 * config/arm/arm.md (probe_stack): Add modes to set source
15260 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
15262 * regrename.c (base_reg_class_for_rename): New static function.
15263 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
15265 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
15267 * cgraph.c (thunk_adjust): Export.
15268 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
15269 * cgraphunit.c (thunk_adjust): Export.
15270 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
15272 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
15274 * tree-inline.c (expand_call_inline): Expand thunks inline.
15276 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
15279 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
15280 (*sse2_vd_cvtss2sd): Ditto.
15281 * config/i386/i386.md
15282 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
15283 Generate *sse2_vd_cvtsd2ss pattern.
15284 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
15285 Generate *sse2_vd_cvtss2sd pattern.
15287 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15289 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
15290 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
15293 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
15295 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
15296 * config/sh/sh.c: Define and declare variables on first use throughout
15298 (current_function_interrupt): Change to bool type.
15299 (frame_insn): Rename to emit_frame_insn and update users.
15300 (push_regs): Use bool for 'interrupt_handler' argument.
15301 (save_schedule_s): Remove.
15302 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
15303 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
15304 targetm.asm_out.unaligned_op.di.
15305 (gen_far_branch): Remove redundant forward declaration.
15306 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
15307 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
15308 (sh_set_return_address, sh_function_ok_for_sibcall,
15309 scavenge_reg): Update comments.
15310 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
15311 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
15312 (sh_attr_renesas_p): Remove unnecessary parentheses.
15313 (branch_dest): Simplify.
15314 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
15315 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
15316 (CUMULATIVE_ARGS): Change macro to typedef.
15317 (current_function_interrupt): Change to bool type.
15318 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
15319 Surround with __cplusplus ifdef.
15320 (sh_compare_op0, sh_compare_op1): Remove.
15321 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
15323 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
15325 * config/arm/arm.md: (arch): Add neon.
15326 (arch_enabled): Return yes for arch neon when TARGET_NEON.
15327 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
15328 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
15329 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
15330 attributes for alt renumbering. Mark alt 3 as non-predicable.
15331 (thumb2_movdf_vfp): Likewise.
15333 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
15335 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
15336 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
15337 (*andqi_1): Add preferred_for_speed attribute to disparage
15338 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
15339 (*<code>qi_1): Ditto.
15340 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
15341 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
15342 (*ashlqi3_1): Ditto.
15343 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
15344 Add preferred_for_size attribute to disparage alternative 0 and
15345 preferred_for_speed attribute to disparage alternative 1 for
15346 TARGET_PARTIAL_REG_STALL targets.
15348 2016-05-07 Tom de Vries <tom@codesourcery.com>
15350 PR tree-optimization/70956
15351 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
15354 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
15356 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
15357 * config/sh/sh.c (sh_cbranch_distance): Implement it.
15358 * config/sh/sh.md (branch_zero): Remove define_attr.
15359 (define_delay): Disable delay slot if branch distance is one insn.
15361 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15363 * config/i386/i386.md (LEAMODE): New mode attribute.
15364 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
15365 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
15366 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
15367 operand 2 predicate.
15368 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
15369 (*lea<mode>_general_3): Ditto.
15370 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
15372 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15374 * genmddump.c (main): Convert argv from char ** to const char **.
15376 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15378 * coretypes.h (OVERRIDE): New macro.
15379 (FINAL): New macro.
15381 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
15383 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
15384 allow coalescing if the types are compatible.
15386 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15388 * pass_manager.h (pass_manager::register_pass_name): New method.
15389 (pass_manager::get_pass_by_name): New method.
15390 (pass_manager::create_pass_tab): New method.
15391 (pass_manager::m_name_to_pass_map): New field.
15392 * passes.c (name_to_pass_map): Delete global in favor of field
15393 "m_name_to_pass_map" of pass_manager.
15394 (register_pass_name): Rename from a function to...
15395 (pass_manager::register_pass_name): ...this method, updating
15396 for renaming of global "name_to_pass_map" to field
15397 "m_name_to_pass_map".
15398 (create_pass_tab): Rename from a function to...
15399 (pass_manager::create_pass_tab): ...this method, updating
15400 for renaming of global "name_to_pass_map" to field.
15401 (get_pass_by_name): Rename from a function to...
15402 (pass_manager::get_pass_by_name): ...this method.
15403 (enable_disable_pass): Convert use of get_pass_by_name to
15404 a method call, locating the pass_manager singleton.
15406 2016-05-06 David Malcolm <dmalcolm@redhat.com>
15408 * genattr-common.c (main): Convert argv from char ** to const char **.
15409 * genattr.c (main): Likewise.
15410 * genattrtab.c (main): Likewise.
15411 * genautomata.c (initiate_automaton_gen): Likewise.
15413 * gencodes.c (main): Likewise.
15414 * genconditions.c (main): Likewise.
15415 * genconfig.c (main): Likewise.
15416 * genconstants.c (main): Likewise.
15417 * genemit.c (main): Likewise.
15418 * genenums.c (main): Likewise.
15419 * genextract.c (main): Likewise.
15420 * genflags.c (main): Likewise.
15421 * genmddeps.c (main): Likewise.
15422 * genopinit.c (main): Likewise.
15423 * genoutput.c (main): Likewise.
15424 * genpeep.c (main): Likewise.
15425 * genpreds.c (main): Likewise.
15426 * genrecog.c (main): Likewise.
15427 * gensupport.c (init_rtx_reader_args_cb): Likewise.
15428 (init_rtx_reader_args): Likewise.
15429 * gensupport.h (init_rtx_reader_args_cb): Likewise.
15430 (init_rtx_reader_args): Likewise.
15431 * gentarget-def.c (main): Likewise.
15432 * read-md.c (read_md_files): Likewise.
15433 * read-md.h (read_md_files): Likewise.
15435 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15437 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
15438 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
15439 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
15440 Remove unused predicate.
15441 (register_and_not_fp_reg_operand): Ditto.
15443 2016-05-06 Martin Liska <mliska@suse.cz>
15445 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
15446 instead of vec as the vector is local to the function.
15448 2016-05-06 Jakub Jelinek <jakub@redhat.com>
15450 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
15451 avx512bw alternative.
15453 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
15454 before the ashr<mode>3 pattern.
15456 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
15457 v instead of x in vex or maybe_vex alternatives, use
15458 maybe_evex instead of vex in prefix.
15460 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
15461 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
15462 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
15463 in vex or maybe_vex alternatives, use maybe_evex instead of vex
15466 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
15467 v instead of x in vex or maybe_vex alternatives, use
15468 maybe_evex instead of vex in prefix.
15470 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
15471 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
15472 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
15473 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
15474 alternatives, use maybe_evex instead of vex in prefix.
15476 * config/i386/sse.md (vec_interleave_lowv4sf,
15477 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
15478 v instead of x in vex or maybe_vex alternatives, use
15479 maybe_evex instead of vex in prefix.
15481 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
15482 v instead of x in vex or maybe_vex alternatives, use
15483 maybe_evex instead of vex in prefix.
15485 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
15486 v constraint instead of x.
15488 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
15490 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
15491 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
15494 2016-05-06 Richard Biener <rguenther@suse.de>
15496 PR tree-optimization/70948
15497 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
15498 Properly clobber all fields of va_list for __builtin_va_start.
15500 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
15503 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
15504 loop latch destination.
15506 2016-05-06 Martin Liska <mliska@suse.cz>
15508 * tree-ssa-uninit.c: Apply manual changes
15509 to the GNU coding style.
15510 (prune_uninit_phi_opnds): Rename from
15511 prune_uninit_phi_opnds_in_unrealizable_paths.
15513 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15515 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
15516 mspace): Remove deprecated options.
15517 * doc/invoke.texi (SH options): Remove -mspace.
15519 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15521 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
15523 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15525 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
15526 corresponding combine split pattern.
15528 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15531 * config/sh/predicates.md (long_displacement_mem_operand): New.
15532 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
15533 Add movi20, movi20s alternatives. Adjust length attribute for
15535 (movsi_ie): Allow for any FPU. Adjust length attribute for
15537 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
15538 attribute for alternatives.
15539 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
15540 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
15541 length attribute for alternatives.
15543 2016-05-06 Richard Biener <rguenther@suse.de>
15545 PR tree-optimization/70960
15546 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
15548 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15551 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
15552 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
15554 2016-05-06 Marek Polacek <polacek@redhat.com>
15557 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
15559 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
15562 * config/sh/sh.md (*rotcr): Add another variant.
15564 2016-05-06 Richard Biener <rguenther@suse.de>
15566 PR middle-end/70931
15567 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
15569 2016-05-06 Richard Biener <rguenther@suse.de>
15571 PR middle-end/70941
15572 * fold-const.c (split_tree): Always convert to the original type
15575 2016-05-06 Richard Biener <rguenther@suse.de>
15577 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
15578 (fwprop_addr): Likewise.
15580 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
15583 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
15585 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
15586 * config/i386/i386.md (push mem splitter): Use find_constant_src in
15587 the splitter condition.
15588 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
15589 the splitter condition.
15590 (FP float_extend load splitter): Ditto.
15592 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
15594 * config/i386/i386.md (peehole2 patterns): Change true_regnum
15595 to REGNO in all peephole2 patterns.
15596 (post-reload splitters): Change true_regnum to REGNO in
15597 post-reload splitters.
15598 (zero_extend splitters): Use general_reg_operand and
15599 nonimmediate_gr_operand predicates.
15601 2016-05-05 Jakub Jelinek <jakub@redhat.com>
15603 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
15604 v constraint instead of x.
15606 2016-05-05 Alan Modra <amodra@gmail.com>
15609 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
15610 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
15611 TARGET_NO_FP_IN_TOC for -mrelocatable.
15612 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
15613 TARGET_RELOCATABLE test.
15614 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15615 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15616 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15617 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15618 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15619 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
15620 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
15621 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
15622 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
15623 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15625 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
15626 (rs6000_stack_info): Likewise.
15627 (rs6000_elf_asm_out_constructor): Likewise.
15628 (rs6000_elf_asm_out_destructor): Likewise.
15629 (rs6000_elf_declare_function_name): Likewise.
15630 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
15631 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
15634 2016-05-05 Alan Modra <amodra@gmail.com>
15636 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
15638 2016-05-05 Alan Modra <amodra@gmail.com>
15640 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
15641 out-of-line gpr restore for one or two regs if that would add
15644 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
15647 * config/i386/i386.md
15648 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
15649 Change to post-epilogue_completed late splitter. Use sse_reg_operand
15650 as operand 0 predicate.
15651 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
15653 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
15654 Ditto. Emit the pattern using RTX.
15656 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
15657 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
15658 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
15659 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
15661 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
15662 sse_reg_operand as operand 0 predicate.
15664 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
15665 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
15666 instead of gen_rtx_REG.
15667 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
15670 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15672 * function.c (emit_use_return_register_into_block): Delete.
15673 (gen_return_pattern): Delete.
15674 (emit_return_into_block): Delete.
15675 (active_insn_between): Delete.
15676 (convert_jumps_to_returns): Delete.
15677 (emit_return_for_exit): Delete.
15678 (thread_prologue_and_epilogue_insns): Delete all code dealing with
15679 simple_return for shrink-wrapped blocks.
15680 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
15681 end of blocks that need one.
15682 (get_unconverted_simple_return): Delete.
15683 (convert_to_simple_return): Delete.
15684 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
15685 (convert_to_simple_return): Ditto.
15687 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15689 * cfgcleanup.c (bb_is_just_return): New function.
15690 (try_optimize_cfg): Simplify jumps to return, branches to return,
15691 and branches around return.
15693 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15695 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
15696 branch to a return.
15698 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15702 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
15703 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
15704 assert flags & OEP_HASH_CHECK, instead of asserting it
15705 never happens. Handle TARGET_EXPR.
15706 * fold-const.c (operand_equal_p): For hash verification,
15707 or in OEP_HASH_CHECK into flags.
15709 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
15711 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
15713 (compute_samebase_partition_bases): Fix typo.
15715 2016-05-04 Jakub Jelinek <jakub@redhat.com>
15717 * config/i386/sse.md (vec_interleave_highv8sf,
15718 vec_interleave_lowv8sf, vec_interleave_highv4df,
15719 vec_interleave_lowv4df): Remove constraints from expanders.
15721 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
15723 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15725 * tree-inline.c (expand_call_inline): Fix path dealing with
15726 making lhs of call statement undefined.
15728 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
15730 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
15731 Check availability on NODE, too.
15732 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
15733 (cgraph_node::call_for_symbol_and_aliases): Likewise.
15734 (varpool_node::call_for_symbol_and_aliase): Likewise.
15735 * ipa-pure-const.c (add_new_function): Analyze all bodies.
15736 (propagate_pure_const): Propagate across interposable functions, too.
15737 (skip_function_for_local_pure_const): Do not skip interposable bodies
15739 (pass_local_pure_const::execute): Update.
15741 2016-05-04 Marek Polacek <polacek@redhat.com>
15743 * doc/invoke.texi: Document -Wdangling-else.
15745 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
15747 * config.gcc: Error out when conflicting multilib is detected. Do not
15748 loop over multilibs since no combination is legal.
15750 2016-05-04 Alan Modra <amodra@gmail.com>
15752 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
15753 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
15754 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
15757 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
15759 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
15760 Clean up p5600 comments.
15762 2016-05-04 Richard Biener <rguenther@suse.de>
15764 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
15765 constructor simplifications.
15766 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
15768 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
15770 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
15771 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
15772 result.set_rtx is null instead of aborting.
15773 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
15775 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
15776 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
15777 *mov<mode>_store_postinc): New patterns.
15779 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
15781 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
15782 as commutative. Check both conversions are NOP.
15783 ((A & B) OP (C & B)): Remove.
15785 2016-05-04 Alan Modra <amodra@gmail.com>
15787 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
15789 2016-05-04 Alan Modra <amodra@gmail.com>
15792 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
15793 when cr2,3,4 are all fixed regs.
15795 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
15797 PR rtl-optimization/57193
15798 * opts.c (default_options_table): Revert OPT_frename_registers change.
15799 * doc/invoke.texi (-frename-registers, -O2): Likewise.
15801 2016-05-03 Martin Sebor <msebor@redhat.com>
15804 * builtins.c (fold_builtin_FILE): New function.
15805 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
15806 (fold_builtin_0): Call them.
15807 * gimplify.c (gimplify_call_expr): Remove the handling of
15808 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
15811 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
15812 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
15816 * doc/extend.texi (Function Names as Strings): Update __func__,
15817 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
15820 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15821 Richard Biener <rguenther@suse.de>
15823 PR tree-optimization/70916
15824 * tree-if-conv.c: Include cfganal.h.
15825 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
15826 and remove_fake_exit_edges around the optimization pass.
15828 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
15830 * cgraph.c (symbol_table::create_edge): Set inline_failed.
15831 (cgraph_edge::make_direct): Likewise.
15832 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
15833 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
15834 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
15835 (CIF_THUNK): New code.
15836 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
15837 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
15838 (compute_inline_parameters): Set inline_failed for thunks.
15839 (inline_analyze_function): Cleanup.
15840 * ipa-inline.c (can_inline_edge_p): Do not deal with
15841 call_stmt_cannot_inline_p.
15842 (can_early_inline_edge_p): Likewise.
15843 (early_inliner): Initialize inline_failed.
15844 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
15846 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
15848 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
15849 from nonimm_ssenomem_operand.
15850 (nonimm_ssenomem_operand): New predicate.
15851 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
15852 as operand 0 predicate.
15853 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
15854 Disable unsupported alternatives using "enabled" attribute.
15855 Use register_ssemem_operand as operand 0 predicate.
15856 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
15858 2016-05-03 Marek Polacek <polacek@redhat.com>
15861 * input.c (expansion_point_location): New function.
15862 * input.h (expansion_point_location): Declare.
15864 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
15866 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
15867 occurence with frame_offset_ ones.
15869 2016-05-03 Alan Modra <amodra@gmail.com>
15871 PR rtl-optimization/70890
15872 * ira.c (combine_and_move_insns): When moving def_insn, remove
15873 equivs on use_insn.
15875 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
15877 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
15878 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
15879 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
15880 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
15882 2016-05-03 Alan Modra <amodra@gmail.com>
15884 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
15885 for SAVE_MULTIPLE/STORE_MULTIPLE.
15887 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15889 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
15890 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
15892 2016-05-03 Richard Biener <rguenther@suse.de>
15894 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
15896 (gimplify_arg): Likewise.
15897 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
15898 re-writing the result to a decl if required.
15899 (internal_get_tmp_var): Add allow_ssa parameter
15900 and override into_ssa with it.
15901 (get_formal_tmp_var): Adjust.
15902 (get_initialized_tmp_var): Add allow_ssa parameter.
15903 (gimplify_arg): Add allow_ssa parameter and avoid generating
15904 SSA names for the result false.
15905 (gimplify_call_expr): If the call may return twice do not
15906 gimplify parameters into SSA.
15907 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
15908 (gimplify_modify_expr): Adjust assert. For noreturn calls
15909 with a SSA name LHS adjust its def.
15910 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
15911 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
15912 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
15913 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
15914 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
15915 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
15916 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
15917 (optimize_target_teams): Do not allow SSA names for clause operands.
15918 (gimplify_expr): Likewise for where we mark the result addressable.
15919 * passes.def (pass_init_datastructures): Remove.
15920 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
15921 (rewrite_stmt): Likewise.
15922 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
15923 (replace_locals_op): Replace SSA names.
15924 (copy_gimple_seq_and_replace_locals): Init src_cfun.
15925 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
15926 * cgraph.c (release_function_body): Free CFG annotations only
15927 when we have a CFG. Simplify.
15928 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
15929 force_gimple_operand instead of get_initialized_tmp_var.
15930 * tree-pass.h (make_pass_init_datastructures): Remove.
15931 * tree-ssa.c (execute_init_datastructures): Remove.
15932 (pass_data_init_datastructures): Likewise.
15933 (class pass_init_datastructures): Likewise.
15934 (make_pass_init_datastructures): Likewise.
15935 * omp-low.c (create_omp_child_function): Init SSA data structures.
15936 (grid_expand_target_grid_body): Likewise.
15937 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
15938 name before adding it to names_to_release.
15939 (remove_bb): Always release SSA defs.
15940 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
15941 before dereferencing it.
15942 * cgraphunit.c (init_lowered_empty_function): Always
15943 int SSA data structures.
15944 * tree-ssanames.c (release_defs): Remove assert that we are in
15946 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
15948 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15949 Uros Bizjak <ubizjak@gmail.com>
15951 PR rtl-optimization/70467
15952 * config/i386/predicates.md (x86_64_hilo_int_operand,
15953 x86_64_hilo_general_operand): New predicates.
15954 * config/i386/constraints.md (Wd): New constraint.
15955 * config/i386/i386.md (mode attr di): Use Wd instead of e.
15956 (general_hilo_operand): New mode attr.
15957 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
15958 instead of <general_operand>.
15959 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
15960 x86_64_hilo_general_operand instead of <general_operand>.
15962 2016-05-03 Jakub Jelinek <jakub@redhat.com>
15964 PR tree-optimization/70916
15965 * tree-if-conv.c (constant_or_ssa_name): Removed.
15966 (fold_build_cond_expr): Use is_gimple_val instead of
15967 constant_or_ssa_name.
15969 PR tree-optimization/70916
15970 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
15971 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
15974 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
15975 (optimize_atomic_bit_test_and): New function.
15976 (pass_fold_builtins::execute): Use it.
15977 * optabs.def (atomic_bit_test_and_set_optab,
15978 atomic_bit_test_and_complement_optab,
15979 atomic_bit_test_and_reset_optab): New optabs.
15980 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
15981 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
15982 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
15983 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
15984 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
15985 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
15986 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
15987 * doc/md.texi (atomic_bit_test_and_set@var{mode},
15988 atomic_bit_test_and_complement@var{mode},
15989 atomic_bit_test_and_reset@var{mode}): Document.
15990 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
15991 atomic_bit_test_and_complement<mode>,
15992 atomic_bit_test_and_reset<mode>): New expanders.
15993 (atomic_bit_test_and_set<mode>_1,
15994 atomic_bit_test_and_complement<mode>_1,
15995 atomic_bit_test_and_reset<mode>_1): New insns.
15997 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
15999 PR rtl-optimization/70687
16000 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16001 instead of unsigned HOST_WIDE_INT.
16003 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16005 PR rtl-optimization/44281
16006 * hard-reg-set.h (struct target_hard_regs): New field
16007 x_fixed_nonglobal_reg_set.
16008 (fixed_nonglobal_reg_set): New macro.
16009 * reginfo.c (init_reg_sets_1): Initialize it.
16010 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16012 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16014 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16016 PR tree-optimization/56541
16017 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16018 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16019 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16020 (any_complicated_phi): new static variable.
16021 (aggressive_if_conv): delete.
16022 (if_convertible_phi_p): support phis with more than two arguments.
16023 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16024 critical pred edges.
16025 (ifcvt_split_critical_edges): support phis with more than two
16026 arguments by checking new parameter. only split critical edges
16028 (tree_if_conversion): handle simd pragma marked loop using new
16029 local variable aggressive_if_conv. check any_complicated_phi.
16031 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16033 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16036 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16038 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16041 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16043 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16044 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16045 define_insn_and_split.
16046 (mulsi3_i): New define_insn_and_split.
16047 (mulsi3_call): Convert to define_insn.
16048 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16049 Remove constraints.
16051 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16053 * machmode.h (mode_complex): Add support to give the complex mode
16055 (GET_MODE_COMPLEX_MODE): Likewise.
16056 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16057 stored by build_complex_type and gfc_build_complex_type instead of
16058 trying to figure out the appropriate mode based on the size. Raise
16059 an assertion error, if the type was not set.
16060 * genmodes.c (struct mode_data): Add field for the complex type of
16062 (blank_mode): Likewise.
16063 (make_complex_modes): Remember the complex mode created in the
16065 (emit_mode_complex): Write out the mode_complex array to map a
16066 type mode to the complex version.
16067 (emit_insn_modes_c): Likewise.
16068 * tree.c (build_complex_type): Set the complex type to use before
16069 calling layout_type.
16070 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16071 support for __float128 complex datatypes.
16072 (rs6000_hard_regno_mode_ok): Likewise.
16073 (rs6000_setup_reg_addr_masks): Likewise.
16074 (rs6000_complex_function_value): Likewise.
16075 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16076 __float128 and __ibm128 complex.
16077 (FLOAT128_IBM_P): Likewise.
16078 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16079 * doc/extend.texi (Additional Floating Types): Document that
16080 -mfloat128 must be used to enable __float128. Document complex
16081 __float128 and __ibm128 support.
16083 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16086 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16087 char/short arguments promoted to int because of promote_prototypes.
16089 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16091 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16092 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16093 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16094 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16095 alternatives using "enabled" attribute. Use register_ssemem_operand
16096 as operand 1 predicate.
16097 (*cmpi<unord>xf_i387): Split XFmode pattern from
16098 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16099 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16100 *absneg<mode>2_i387. Disable unsupported alternatives using
16101 "enabled" attribute.
16102 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16104 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16106 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16108 (oacc_loop_process): Check mask for loop termination.
16110 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16112 * cif-code.def (CIF_THUNK): Add.
16113 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16116 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16118 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16119 (dump_inline_summary): Dump it.
16120 (fp_expression_p): New predicate.
16121 (estimate_function_body_sizes): Use it.
16122 (inline_merge_summary): Merge fp_expressions.
16123 (inline_read_section): Read fp_expressions.
16124 (inline_write_summary): Write fp_expressions.
16125 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16126 codegen boundary if either caller or callee is !fp_expressions.
16127 * ipa-inline.h (inline_summary): Add fp_expressions.
16128 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16129 to fp_expressions be sure the fp generation flags are updated.
16131 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16133 PR rtl-optimization/70467
16134 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16136 PR rtl-optimization/70467
16137 * ipa-pure-const.c (check_call): Handle internal calls even in
16138 ipa mode like in local mode.
16140 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16142 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16144 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16146 * match.pd (X u< X, X u> X): New transformations.
16148 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16150 * flag-types.h (enum warn_strict_overflow_code): Move ...
16151 * coretypes.h: ... here.
16152 * fold-const.h (fold_overflow_warning): Declare.
16153 * fold-const.c (fold_overflow_warning): Make non-static.
16154 (fold_comparison): Move the transformation of X +- C1 CMP C2
16155 into X CMP C2 -+ C1 ...
16156 * match.pd: ... here.
16157 * gimple-fold.c (fold_stmt_1): Protect with
16158 fold_defer_overflow_warnings.
16160 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16162 * omp-low.c (struct oacc_loop): Add 'inner' field.
16163 (new_oacc_loop_raw): Initialize it to zero.
16164 (oacc_loop_fixed_partitions): Initialize it.
16165 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16166 available partitioning.
16168 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16170 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16172 (umulsidi3): Likewise.
16173 (indirect_jump): Fix jump instruction assembly patterns.
16175 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16178 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16179 (nvptx_function_value): Assert non-NULL cfun.
16181 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16183 PR rtl-optimization/70886
16184 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16186 * cselib.h (rtx_equal_for_cselib_1): Declare.
16187 (rtx_equal_for_cselib_p: New inline function.
16188 * cselib.c (rtx_equal_for_cselib_p): Delete.
16189 (rtx_equal_for_cselib_1): Make public.
16191 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16193 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16194 (register_mixssei387nonimm_operand): Remove predicate.
16195 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16196 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16197 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16198 for TARGET_MIX_SSE_I387 alternatives.
16199 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16200 Disable unsupported alternatives using "enabled" attribute. Use
16201 nonimm_ssenomem_operand as operand 1 predicate. Also check
16202 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16204 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16206 * tree.c (cst_and_fits_in_hwi): Simplify.
16208 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16210 * tree.h (wi::to_wide): New function.
16211 * expr.c (expand_expr_real_1): Use wi::to_wide.
16212 * fold-const.c (int_const_binop_1): Likewise.
16213 (extract_muldiv_1): Likewise.
16215 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16217 * wide-int.h: Update offset_int and widest_int documentation.
16218 (WI_SIGNED_SHIFT_RESULT): New macro.
16219 (wi::binary_shift): Define signed_shift_result_type for
16220 shifts on offset_int- and widest_int-like types.
16221 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16222 * tree.h (int_bit_position): Use shift operators instead of wi::
16224 * alias.c (adjust_offset_for_component_ref): Likewise.
16225 * expr.c (get_inner_reference): Likewise.
16226 * fold-const.c (fold_comparison): Likewise.
16227 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16228 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16229 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16230 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16231 (stmt_kills_ref_p): Likewise.
16232 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16233 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16234 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16235 (ao_ref_init_from_vn_reference): Likewise.
16237 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16239 * wide-int.h: Update offset_int and widest_int documentation.
16240 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16241 (wi::binary_traits): Allow ordered comparisons between offset_int and
16242 offset_int, between widest_int and widest_int, and between either
16243 of these types and basic C types.
16244 (operator <, <=, >, >=): Define for the same combinations.
16245 * tree.h (tree_int_cst_lt): Use comparison operators instead
16246 of wi:: comparisons.
16247 (tree_int_cst_le): Likewise.
16248 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16249 (fold_nonarray_ctor_reference): Likewise.
16250 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
16251 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
16252 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
16253 * tree-sra.c (completely_scalarize): Likewise.
16254 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
16255 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
16256 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
16257 (check_for_binary_op_overflow): Likewise.
16258 (search_for_addr_array): Likewise.
16259 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
16261 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16263 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
16264 (arc_save_restore): Likewise.
16265 (arc_dwarf_register_span): Likewise.
16266 (arc_output_pic_addr_const): Initialize suffix variable.
16268 2016-05-02 Martin Liska <mliska@suse.cz>
16270 * symbol-summary.h (function_summary::function_summary):
16271 Remove checking assert for all cgraph nodes.
16272 (function_summary::get): Check summary_uid.
16273 (symtab_insertion): Check summary_uid.
16275 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16277 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
16278 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
16279 bmaskn instruction.
16280 (arc_dwarf_register_span): Remove enum keyword.
16281 (compact_memory_operand_p): New function.
16282 * config/arc/arc.h (reg_class): Add code density register classes.
16283 (REG_CLASS_NAMES): Likewise.
16284 (REG_CLASS_CONTENTS): Likewise.
16285 * config/arc/arc.md (*movqi_insn): Add code density instructions.
16286 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
16287 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
16288 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
16289 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
16291 (h, Rcd, Rsd, Rzd): New register constraints.
16292 (T): Use compact_memory_operand_p function.
16293 * config/arc/predicates.md (compact_load_memory_operand): Remove.
16295 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16297 * config/sh/sh.md (*negnegt, *movtt): Remove.
16299 2016-05-02 Marek Polacek <polacek@redhat.com>
16300 Tom de Vries <tom@codesourcery.com>
16302 PR tree-optimization/70700
16303 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
16304 bigger than FIRST_REF_NODE.
16306 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
16309 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
16311 (prepare_cbranch_operands): Don't use scratch register. Assume that
16312 function is used when pseudos can be created.
16313 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
16314 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
16315 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
16316 define_expand. Allow it only when pseudos can be created.
16317 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
16319 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
16321 * config/i386/constraints.md (BC): Only allow -1 operands.
16322 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
16323 Add "enabled" attribute. Update XI mode attribute calculation.
16324 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
16325 (*movoi_internal_avx): Update XI mode attribute calculation.
16326 (*movti_internal): Ditto.
16328 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16330 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
16331 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
16333 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
16335 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
16336 statement on instruction code. Remove trailing spaces.
16337 (altivec_expand_stv_builtin): Likewise.
16339 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16341 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
16342 (TARGET_FPU_DOUBLE): Simplify.
16343 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
16344 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
16345 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
16346 with 'TARGET_FPU_DOUBLE'.
16347 * config/sh/sh.md: Likewise.
16349 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
16351 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
16352 SH_DIV_STR_FOR_SIZE): Remove.
16353 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
16354 SH_DIV_STR_FOR_SIZE): Remove.
16356 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
16358 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
16359 logical_reg_operand): Delete.
16360 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
16361 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
16362 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
16363 match_operand and match_test.
16364 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
16365 variables on their first use. Return bool values.
16366 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
16367 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
16368 arith_reg_operand for input operand. Remove empty constraints.
16370 (*xorsi3_compact): Rename to xorsi3.
16371 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
16372 (*zero_extend<mode>si2_disp_mem): Update comment.
16375 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16377 * config/sh/t-sh: Remove SH5 support.
16378 * config.gcc: Likewise.
16379 * configure: Likewise.
16381 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16383 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
16385 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
16387 * config/sh/sh.c (register_sh_passes, sh_option_override,
16388 sh_print_operand, prepare_move_operands,
16389 sh_can_follow_jump): Remove TARGET_SH1 checks.
16390 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
16391 PROMOTE_MODE): Likewise.
16392 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
16395 2016-04-30 Alan Modra <amodra@gmail.com>
16397 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
16398 restoring when fixed_reg_p, but allow out-of-line or stmw save.
16399 Check for user regs later to avoid unnecessary looping over regs.
16400 Merge user reg check with non-saved reg check. Don't force
16401 inline VR restore when static chain used.
16402 (rs6000_frame_related): Omit eh_frame info for user regs when
16404 (fixed_regs_p): Delete.
16406 2016-04-30 Alan Modra <amodra@gmail.com>
16408 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
16409 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
16412 2016-04-30 Alan Modra <amodra@gmail.com>
16415 * config/rs6000/rs6000.c (fixed_reg_p): New function.
16416 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
16419 2016-04-30 Alan Modra <amodra@gmail.com>
16421 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16422 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
16423 flag_pic test for Darwin.
16425 2016-04-30 Alan Modra <amodra@gmail.com>
16427 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
16428 throw_calls_crossed.
16429 (REG_FREQ_CALLS_CROSSED): Delete.
16430 (REG_N_THROWING_CALLS_CROSSED): Delete.
16431 * regstat.c (regstat_bb_compute_ri): Don't calculate
16432 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
16433 (dump_reg_info): Don't print call cross frequency.
16434 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
16435 and REG_N_THROWING_CALLS_CROSSED.
16437 2016-04-30 Alan Modra <amodra@gmail.com>
16439 * regs.h (struct reg_info_t): Delete live_length.
16440 (REG_LIVE_LENGTH): Delete macro.
16441 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
16442 local_live, local_processed and local_live_last_luid params.
16443 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
16445 (regstat_compute_ri): Adjust for above. Don't set
16447 (dump_reg_info): Don't print live length.
16448 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
16449 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
16450 Localize loop_depth var.
16452 2016-04-30 Alan Modra <amodra@gmail.com>
16454 * ira.c (enum valid_equiv): New.
16455 (validate_equiv_mem): Return enum.
16456 (update_equiv_mem): Create replacement in more cases.
16457 (add_store_equivs): Update validate_equiv_mem call.
16459 2016-04-30 Alan Modra <amodra@gmail.com>
16461 * ira.c (combine_and_move_insns): Rather than scanning insns,
16462 use DF infrastucture to find use and def insns.
16464 2016-04-30 Alan Modra <amodra@gmail.com>
16466 ira.c (combine_and_move_insns): Move invariant conditions..
16467 (ira.c): ..to here. Call combine_and_move_insns before
16468 add_store_equivs. Call grow_reg_equivs later. Allocate
16469 req_equiv later using max_reg_num() rather than global max_regno.
16470 (contains_replace_regs): Delete.
16471 (add_store_equivs): Remove contains_replace_regs test.
16473 2016-04-30 Alan Modra <amodra@gmail.com>
16475 * ira.c (struct equiv_mem_data): New.
16476 (equiv_mem, equiv_mem_modified): Delete static vars.
16477 (validate_equiv_mem_from_store): Use "data" param to communicate..
16478 (validate_equiv_mem): ..from here.
16480 2016-04-30 Alan Modra <amodra@gmail.com>
16482 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
16484 (update_reg_equivs): ..here. Move allocation and freeing of
16485 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
16486 end_alias_analysis to..
16489 2016-04-30 Alan Modra <amodra@gmail.com>
16491 * ira.c (pdx_subregs): Delete.
16492 (struct equivalence): Add pdx_subregs field.
16493 (set_paradoxical_subreg): Remove pdx_subregs param. Update
16494 pdx_subregs access.
16495 (update_equiv_regs): Don't create or free pdx_subregs. Update
16496 pdx_subregs access.
16498 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16500 * config/rs6000/altivec.h: Change definitions of vec_xl and
16502 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
16503 (LD_ELEMREV_V2DI): New.
16504 (LD_ELEMREV_V4SF): New.
16505 (LD_ELEMREV_V4SI): New.
16506 (LD_ELEMREV_V8HI): New.
16507 (LD_ELEMREV_V16QI): New.
16508 (ST_ELEMREV_V2DF): New.
16509 (ST_ELEMREV_V2DI): New.
16510 (ST_ELEMREV_V4SF): New.
16511 (ST_ELEMREV_V4SI): New.
16512 (ST_ELEMREV_V8HI): New.
16513 (ST_ELEMREV_V16QI): New.
16516 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16517 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
16518 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
16519 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
16520 (altivec_expand_builtin): Add handling for
16521 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
16522 (rs6000_invalid_builtin): Add error-checking for
16523 RS6000_BTM_P9_VECTOR.
16524 (altivec_init_builtins): Define builtins used to implement vec_xl
16526 (rs6000_builtin_mask_names): Define power9-vector.
16527 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
16528 (RS6000_BTM_P9_VECTOR): Define.
16529 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
16530 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
16531 (vsx_ld_elemrev_v2df): Likewise.
16532 (vsx_ld_elemrev_v4sf): Likewise.
16533 (vsx_ld_elemrev_v4si): Likewise.
16534 (vsx_ld_elemrev_v8hi): Likewise.
16535 (vsx_ld_elemrev_v16qi): Likewise.
16536 (vsx_st_elemrev_v2df): Likewise.
16537 (vsx_st_elemrev_v2di): Likewise.
16538 (vsx_st_elemrev_v4sf): Likewise.
16539 (vsx_st_elemrev_v4si): Likewise.
16540 (vsx_st_elemrev_v8hi): Likewise.
16541 (vsx_st_elemrev_v16qi): Likewise.
16542 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
16545 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
16547 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
16549 (simplify_control_stmt_condition_1): ... here. Recurse into
16550 BIT_AND_EXPRs and BIT_IOR_EXPRs.
16552 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
16555 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
16556 (zero_extendqi<mode>2_dot): Revert earlier conversion from
16557 define_insn_and_split to define_insn.
16558 (zero_extendqi<mode>2_dot2): Same.
16559 (extendqi<mode>2_dot): Same.
16560 (extendqi<mode>2_dot2): Same.
16562 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16564 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
16565 (probe_stack): New expander.
16566 (probe_stack_<mode>): New insn pattern.
16568 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16570 * config/i386/i386.md
16571 (operations with memory inputs setting flags peephole2):
16572 Remove uneeded REG_P checks. Cleanup pattern generation.
16574 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
16576 * tree-vect-loop.c (vect_transform_loop): Fix
16577 nb_iterations_upper_bound computation for vectorized loop.
16579 2016-04-29 Marek Polacek <polacek@redhat.com>
16580 Jakub Jelinek <jakub@redhat.com>
16583 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
16584 TARGET_EXPR_SLOT as a base.
16586 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
16588 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
16589 with 'rCm2' constraints to limit possible immediate size.
16590 (*load_zeroextendqisi_update): Likewise.
16591 (*load_signextendqisi_update): Likewise.
16592 (*loadhi_update): Likewise.
16593 (*load_zeroextendhisi_update): Likewise.
16594 (*load_signextendhisi_update): Likewise.
16595 (*loadsi_update): Likewise.
16596 (*loadsf_update): Likewise.
16598 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16600 * config/i386/predicates.md (constm1_operand): Fix comparison.
16602 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16604 * testsuite/gcc.target/arc/ieee_eq.c: New test.
16606 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
16608 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
16609 remaining SH5 related settings.
16610 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
16611 shmedia_prepare_call_address): Delete.
16612 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
16613 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
16614 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
16615 UNSUPPORTED_SH2A): Remove m5 checks.
16616 (sh_divide_strategy_e): Remove SH5 division strategies.
16617 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
16618 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
16620 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
16622 * config/s390/s390.c (s390_rtx_costs): Update documentation.
16624 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16626 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
16627 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
16628 Change lder to ldr.
16629 * config/s390/vector.md ("mov<mode>"): Likewise.
16631 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
16633 * config/s390/constraints.md ("U", "W"): Invoke
16634 s390_mem_constraint with "ZR" and "ZT".
16635 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
16636 addresses when using LRA. Accept also short displacements for S
16637 and T constraints. Do not check for long displacement target for
16638 S and T constraints.
16639 (s390_mem_constraint): Remove handling of U and W constraints.
16640 * config/s390/s390.md (various patterns): Remove the short
16641 displacement constraints (Q and R) if a long displacement
16642 constraint is present. Add longdisp as required CPU capability.
16643 * config/s390/vector.md: Likewise.
16644 * config/s390/vx-builtins.md: Likewise.
16646 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16649 * reload1.c (reload): Call finish_spills before
16650 restarting reload loop. Skip select_reload_regs
16651 if update_eliminables_and_spill returns true.
16653 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
16655 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
16656 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
16657 (umulhisi3_imm): Update predicates and constraint letters.
16658 (umulhisi3_reg): Declare instruction as commutative.
16659 * config/arc/constraints.md (J12, J16): New constraints.
16660 * config/arc/predicates.md (short_unsigned_const_operand): New
16662 (arc_short_operand): Likewise.
16663 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
16665 2016-04-29 Richard Biener <rguenther@suse.de>
16667 PR tree-optimization/13962
16668 PR tree-optimization/65686
16669 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
16670 * tree-ssa-alias.c (ptrs_compare_unequal): New function
16671 using PTA to compare pointers.
16672 * match.pd: Add pattern for pointer equality compare simplification
16673 using ptrs_compare_unequal.
16675 2016-04-29 Richard Biener <rguenther@suse.de>
16677 * stor-layout.c (layout_type): Do not build a pointer-to-element
16680 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
16682 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
16683 Use SWI mode iterator. Use general_reg_operand predicate.
16684 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
16685 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
16688 2016-04-29 Jakub Jelinek <jakub@redhat.com>
16690 PR middle-end/70843
16691 * fold-const.c (operand_equal_p): Don't verify hash value equality
16693 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
16696 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16699 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
16700 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
16701 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
16702 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
16703 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
16705 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16707 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
16708 to info. Don't initialize separate fields to 0. Clean up
16711 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16713 * config/i386/i386.md (peephole2s for operations with memory inputs):
16714 Use SWI mode iterator.
16715 (peephole2s for operations with memory outputs): Ditto.
16716 Do not check for stack checking probe.
16718 (probe_stack): Remove expander.
16720 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16721 Andrew Burgess <andrew.burgess@embecosm.com>
16723 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
16724 operands as 32-bits.
16726 2016-04-28 Jason Merrill <jason@redhat.com>
16728 * gdbinit.in: Skip line-map.h.
16730 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16731 Andrew Burgess <andrew.burgess@embecosm.com>
16733 * config/arc/arc.c (arc_conditional_register_usage): Take
16734 TARGET_RRQ_CLASS into account.
16735 (arc_print_operand): Support printing 'p' and 's' operands.
16736 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
16738 (TARGET_RRQ_CLASS): Define.
16739 (IS_POWEROF2_OR_0_P): Define.
16740 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
16742 (*tst_movb): New define_insn.
16743 (*tst): Avoid recognition if it could prevent '*tst_movb'
16744 combination; replace c/CnL with c/Chs alternative.
16745 (*tst_bitfield_tst): New define_insn.
16746 (*tst_bitfield_asr): New define_insn.
16747 (*tst_bitfield): New define_insn.
16748 (andsi3_i): Add Rrq variant.
16749 (extzv): New define_expand.
16750 (insv): New define_expand.
16751 (*insv_i): New define_insn.
16752 (*movb): New define_insn.
16753 (*movb_signed): New define_insn.
16754 (*movb_high): New define_insn.
16755 (*movb_high_signed): New define_insn.
16756 (*movb_high_signed + 1): New define_split pattern.
16757 (*mrgb): New define_insn.
16758 (*mrgb + 1): New define_peephole2 pattern.
16759 (*mrgb + 2): New define_peephole2 pattern.
16760 * config/arc/arc.opt (mbitops): New option for nps400, uses
16761 TARGET_NPS_BITOPS_DEFAULT.
16762 * config/arc/constraints.md (q): Make register class conditional.
16763 (Rrq): New register constraint.
16764 (Chs): New constraint.
16765 (Clo): New constraint.
16766 (Chi): New constraint.
16767 (Cbf): New constraint.
16768 (Cbn): New constraint.
16769 (C18): New constraint.
16770 (Cbi): New constraint.
16772 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16774 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
16776 (bitmap_intersection_of_preds): Ditto.
16777 (bitmap_union_of_succs): Ditto.
16778 (bitmap_union_of_preds): Ditto.
16779 * sbitmap.c (do_popcount): Delete.
16780 (BITMAP_DEBUGGING): Delete.
16781 (sbitmap_verify_popcount): Delete.
16782 (sbitmap_alloc): Don't initialize the popcount field.
16783 (sbitmap_alloc_with_popcount): Delete.
16784 (sbitmap_resize): Don't resize the popcount array.
16785 (sbitmap_vector_alloc): Don't initialize the popcount field.
16786 (bitmap_copy): Don't copy the popcount array.
16787 (bitmap_clear): Don't clear the popcount array.
16788 (bitmap_clear): Delete the popcount array handling.
16789 (bitmap_ior_and_compl): Delete the popcount assert.
16790 (bitmap_not): Ditto.
16791 (bitmap_and_compl): Ditto.
16792 (bitmap_and): Delete the popcount array handling.
16793 (bitmap_xor): Ditto.
16794 (bitmap_ior): Ditto.
16795 (bitmap_or_and): Delete the popcount assert.
16796 (bitmap_and_or): Ditto.
16797 (popcount_table): Delete.
16798 (sbitmap_elt_popcount): Delete.
16799 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
16800 (bitmap_set_bit): Delete the popcount assert.
16801 (bitmap_clear_bit): Ditto.
16802 (sbitmap_free): Don't free the popcount array.
16803 (sbitmap_alloc_with_popcount): Delete declaration.
16804 (sbitmap_popcount): Ditto.
16806 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16807 Andrew Burgess <andrew.burgess@embecosm.com>
16809 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
16810 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
16811 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
16812 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
16813 * config/arc/arc.opt (mcmem): New option.
16814 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
16815 supply length for r/m alternative.
16816 (*extendqisi2_ac): Likewise.
16817 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
16819 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
16820 (movhi_insn): Likewise.
16821 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
16822 (*zero_extendqihi2_i): Add r/Ucm alternative.
16823 (*zero_extendqisi2_ac): Likewise.
16824 (*zero_extendhisi2_i): Likewise.
16825 * config/arc/constraints.md (Uex): New memory constraint.
16826 (Ucm): New define_constraint.
16827 * config/arc/predicates.md (long_immediate_loadstore_operand):
16828 Return 0 for MEM with cmem_address address.
16829 (cmem_address_0): New predicates.
16830 (cmem_address_1): Likewise.
16831 (cmem_address_2): Likewise.
16832 (cmem_address): Likewise.
16834 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16836 * config/rs6000/rs6000.c (machine_function): Rename
16837 insn_chain_scanned_p to spe_insn_chain_scanned_p.
16838 (rs6000_stack_info): Adjust.
16840 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
16841 Andrew Burgess <andrew.burgess@embecosm.com>
16843 * config/arc/constraints.md (Usd): Convert to define_constraint.
16847 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16850 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
16851 Add new peephole2 where the first insn is *mov<mode>_or instead of
16852 *mov<mode>_internal.
16854 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
16856 * tracer.c (bb_seen): Make static.
16858 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
16860 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
16861 support, setup defaults.
16862 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
16863 * config/arc/arc.c (arc_init): Add NPS400 support.
16864 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
16865 (TARGET_ARC700): NPS400 is also an ARC700.
16866 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
16868 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
16871 * config/nds32/nds32.md (casesi): Don't access the operands array
16874 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16876 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
16877 (or $-1,reg peephole2): Ditto.
16878 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
16880 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
16882 * doc/extend.texi (Common Function Attributes) [optimize]:
16883 Discourage use of the optimize attribute.
16885 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
16887 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
16888 special case builtin.
16889 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
16890 ALTIVEC_BUILTIN_VEC_ADDE.
16891 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
16892 support for ALTIVEC_BUILTIN_VEC_ADDE.
16893 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
16894 for __builtin_vec_adde.
16896 2016-04-28 Jakub Jelinek <jakub@redhat.com>
16898 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
16899 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
16901 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16904 * doc/sourcebuild.texi (Effective-Target Keywords, Other
16905 attributes): Document cilkplus_runtime.
16907 2016-04-28 Martin Jambor <mjambor@suse.cz>
16909 * tree-cfg.c (verify_expr): Verify that local declarations belong to
16910 this function. Call verify_expr on MEM_REFs and bases of other
16911 handled_components.
16913 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16915 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
16916 for WORD_REGISTER_OPERATIONS to runtime check.
16918 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16920 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
16922 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16924 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
16925 big-endian compilation.
16926 * config/arc/arc.md (addf3): Likewise.
16927 (subdf3): Likewise.
16928 (muldf3): Likewise.
16930 2016-04-28 Richard Biener <rguenther@suse.de>
16932 PR tree-optimization/70840
16933 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
16934 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
16935 Mark x * pow(x,c) -> pow(x,c+1) commutative.
16936 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
16938 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16940 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
16941 and explain why in a comment.
16943 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16945 * config/arc/arc.md (cpu_facility): Add fpx variant.
16946 (subdf3): Prohibit use reverse sub when assist operations option
16948 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
16949 instructions only when FPX is enabled.
16950 * testsuite/gcc.target/arc/trsub.c: New test.
16952 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
16954 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
16955 mult_operator when calculating "type" attribute.
16956 (*fop_<mode>_1_i387): Ditto.
16957 (*fop_xf_1_i387): Ditto.
16958 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
16959 Use std::swap to swap operands. Use RTL expressions to generate
16962 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
16963 Joern Rennecke <joern.rennecke@embecosm.com>
16965 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
16967 (emit_pic_move): Remove.
16968 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
16969 * config/arc/arc.c (emit_pic_move): Removed.
16970 (TARGET_HAVE_TLS): Define.
16971 (arc_conditional_register_usage): Test for arc_tp_regno.
16972 (arc_print_operand, arc_print_operand_address): Handle TLS
16974 (arc_needs_pcl_p): New function.
16975 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
16976 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
16977 (arc_raw_symbolic_reference_mentioned_p): Likewise.
16978 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
16979 (arc_legitimize_tls_address): Likewise.
16980 (DTPOFF_ZERO_SYM): Define.
16981 (arc_legitimize_pic_address): Make it static, handle TLS cases.
16982 (arc_output_pic_addr_const): Print TLS unspecs.
16983 (prepare_pic_move): New function, replaces emit_pic_move.
16984 (arc_legitimate_constant_p): Handle TLS unspecs.
16985 (arc_legitimate_address_p): Likewise.
16986 (arc_rewrite_small_data_p): Use assert for TLS constants.
16987 (prepare_move_operands): Use prepare_pic_move.
16988 (arc_legitimize_address): Legitimize tls addresses.
16989 (arc_epilogue_uses): Check for arc_tp_regno.
16990 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
16991 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
16993 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
16995 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
16996 %(arc_tls_extra_start_spec).
16997 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
16998 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17000 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17001 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17002 (UNSPEC_TLS_OFF): Add.
17004 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17005 (get_thread_pointersi): New patterns.
17006 * config/arc/arc.opt (mtp-regno): New option.
17007 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17008 (move_dest_operand): Likewise.
17009 * configure: Regenerate.
17010 * configure.ac: Add arc*-*-* case to test for tls.
17011 * doc/invoke.texi (ARC options): Document mtp-regno.
17013 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17015 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17016 the new ARC HS SIMD instructions.
17017 (arc_preferred_simd_mode): New function.
17018 (arc_autovectorize_vector_sizes): Likewise.
17019 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17020 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17021 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17022 (arc_init_builtins): Add new SIMD builtin types.
17023 (arc_split_move): Handle 64 bit vector moves.
17024 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17025 (TARGET_PLUS_QMACW): Define.
17026 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17027 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17028 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17029 (VSUBADD4H): New builtins.
17030 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17031 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17033 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17034 Matthias Klose <doko@debian.org>
17036 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17038 2016-04-28 Richard Biener <rguenther@suse.de>
17040 PR middle-end/70777
17041 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17044 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17046 * common/config/sh/sh-common.c: Remove SH5 support.
17047 * config/sh/constraints.md: Likewise.
17048 * config/sh/config/sh/elf.h: Likewise.
17049 * config/sh/linux.h: Likewise.
17050 * config/sh/netbsd-elf.h: Likewise.
17051 * config/sh/predicates.md: Likewise.
17052 * config/sh/sh-c.c: Likewise.
17053 * config/sh/sh-protos.h: Likewise.
17054 * config/sh/sh.c: Likewise.
17055 * config/sh/sh.h: Likewise.
17056 * config/sh/sh.md: Likewise.
17057 * config/sh/sh.opt: Likewise.
17058 * config/sh/sync.md: Likewise.
17059 * config/sh/sh64.h: Delete.
17060 * config/sh/shmedia.h: Likewise.
17061 * config/sh/shmedia.md: Likewise.
17062 * config/sh/sshmedia.h: Likewise.
17063 * config/sh/t-netbsd-sh5-64: Likewise.
17064 * config/sh/t-sh64: Likewise.
17065 * config/sh/ushmedia.h: Likewise.
17067 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17069 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17070 general_reg_operand instead of register_operand predicate.
17072 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17074 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17076 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17078 * match.pd (A - B > A, A + B < A): New transformations.
17080 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17082 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17083 which defaults to true. Emit an outer pair of parentheses only if
17084 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17085 don't emit parentheses for the right-hand operand.
17087 2016-04-27 Jeff Law <law@redhat.com>
17089 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17091 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17093 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17094 (altivec_lvx_<mode>_internal): Document.
17095 (altivec_lvx_<mode>_2op): New define_insn.
17096 (altivec_lvx_<mode>_1op): Likewise.
17097 (altivec_lvx_<mode>_2op_si): Likewise.
17098 (altivec_lvx_<mode>_1op_si): Likewise.
17099 (altivec_stvx_<mode>): Remove.
17100 (altivec_stvx_<mode>_internal): Document.
17101 (altivec_stvx_<mode>_2op): New define_insn.
17102 (altivec_stvx_<mode>_1op): Likewise.
17103 (altivec_stvx_<mode>_2op_si): Likewise.
17104 (altivec_stvx_<mode>_1op_si): Likewise.
17105 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17106 Expand vec_ld and vec_st during parsing.
17107 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17109 (altivec_expand_stvx_be): Likewise.
17110 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17111 address-masking behavior in RTL.
17112 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17113 address-masking behavior in RTL.
17114 (altivec_expand_builtin): Change builtin code arguments for calls
17115 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17116 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17117 presence of lvx/stvx patterns.
17118 (alignment_with_canonical_addr): New function.
17119 (alignment_mask): Likewise.
17120 (find_alignment_op): Likewise.
17121 (recombine_lvx_pattern): Likewise.
17122 (recombine_stvx_pattern): Likewise.
17123 (recombine_lvx_stvx_patterns): Likewise.
17124 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17125 stvx patterns from expand.
17126 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17128 (vector_altivec_store_<mode>): Likewise.
17130 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17132 * config/aarch64/aarch64.md
17133 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17134 remove the "fp" attributes.
17135 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17136 add the "simd" attributes.
17137 (*movdf_aarch64): Likewise.
17138 (*movtf_aarch64): Remove the "fp" attributes.
17139 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17140 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17142 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17144 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17145 rtx to rtx_code_label *.
17146 * rtl.h (maybe_set_first_label_num): Likewise.
17148 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17150 * df-core.c (df_add_problem): Make the problem param be const.
17151 (df_remove_problem): Make local "problem" be const.
17152 * df-problems.c (problem_RD): Make const.
17153 (problem_LR): Likewise.
17154 (problem_LIVE): Likewise.
17155 (problem_MIR): Likewise.
17156 (problem_CHAIN): Likewise.
17157 (problem_WORD_LR): Likewise.
17158 (problem_NOTE): Likewise.
17159 (problem_MD): Likewise.
17160 * df-scan.c (problem_SCAN): Likewise.
17161 * df.h (struct df_problem): Make field "dependent_problem" be
17163 (struct dataflow): Likewise for field "problem".
17164 (df_add_problem): Make param const.
17166 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17168 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17169 inter-unit moves to/from vector registers are enabled. Do not disable
17172 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17174 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17175 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17177 (enum df_problem_id): ...this new enum.
17178 (struct df_problem): Convert field "id" from "int" to
17179 enum df_problem_id.
17181 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17183 * rtl.def: Update comment for "things in the instruction chain" to
17184 reflect the removal of the leading "i" field for INSN_UID in
17185 r210360. Fix bogus apostrophe.
17187 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17189 * config/i386/i386.md
17190 (lea arith with mem operand + setcc peephole2): Set operator mode.
17192 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17195 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17196 (dimode_scalar_to_vector_candidate_p): This.
17197 (timode_scalar_to_vector_candidate_p): New function.
17198 (scalar_to_vector_candidate_p): Likewise.
17199 (timode_check_non_convertible_regs): Likewise.
17200 (timode_remove_non_convertible_regs): Likewise.
17201 (remove_non_convertible_regs): Likewise.
17202 (remove_non_convertible_regs): Renamed to ...
17203 (dimode_remove_non_convertible_regs): This.
17204 (scalar_chain::~scalar_chain): Make it virtual.
17205 (scalar_chain::compute_convert_gain): Make it pure virtual.
17206 (scalar_chain::mark_dual_mode_def): Likewise.
17207 (scalar_chain::convert_insn): Likewise.
17208 (scalar_chain::convert_registers): Likewise.
17209 (scalar_chain::add_to_queue): Make it protected.
17210 (scalar_chain::emit_conversion_insns): Likewise.
17211 (scalar_chain::replace_with_subreg): Likewise.
17212 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17213 (scalar_chain::convert_op): Likewise.
17214 (scalar_chain::convert_reg): Likewise.
17215 (scalar_chain::make_vector_copies): Likewise.
17216 (scalar_chain::convert_registers): New pure virtual function.
17217 (class dimode_scalar_chain): New class.
17218 (class timode_scalar_chain): Likewise.
17219 (scalar_chain::mark_dual_mode_def): Renamed to ...
17220 (dimode_scalar_chain::mark_dual_mode_def): This.
17221 (timode_scalar_chain::mark_dual_mode_def): New function.
17222 (timode_scalar_chain::convert_insn): Likewise.
17223 (dimode_scalar_chain::convert_registers): Likewise.
17224 (scalar_chain::compute_convert_gain): Renamed to ...
17225 (dimode_scalar_chain::compute_convert_gain): This.
17226 (scalar_chain::replace_with_subreg): Renamed to ...
17227 (dimode_scalar_chain::replace_with_subreg): This.
17228 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17229 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17230 (scalar_chain::make_vector_copies): Renamed to ...
17231 (dimode_scalar_chain::make_vector_copies): This.
17232 (scalar_chain::convert_reg): Renamed to ...
17233 (dimode_scalar_chain::convert_reg ): This.
17234 (scalar_chain::convert_op): Renamed to ...
17235 (dimode_scalar_chain::convert_op): This.
17236 (scalar_chain::convert_insn): Renamed to ...
17237 (dimode_scalar_chain::convert_insn): This.
17238 (scalar_chain::convert): Call convert_registers.
17239 (convert_scalars_to_vector): Change to scalar_chain pointer to
17240 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17241 in 32-bit mode. Delete scalar_chain pointer. Call
17242 free_dominance_info in 64-bit mode.
17243 (pass_stv::gate): Remove TARGET_64BIT check.
17244 (ix86_option_override): Put the 64-bit STV pass before the CSE
17247 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17249 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17250 dw_loc_frame_offset field.
17251 * dwarf2out.c (new_loc_descr): Likewise.
17252 (resolve_args_picking_1): Turn the VISITED hash set into a
17253 FRAME_OFFSET hash map. Use it to associate a frame offset to
17254 visited nodes. Remove uses of the CHECKING_P macro.
17255 (resolve_args_picking): Update call to resolve_args_picking_1.
17257 2016-04-27 Martin Liska <mliska@suse.cz>
17259 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
17260 (free_loop_data): Release vuses of groups.
17262 2016-04-27 Bin Cheng <bin.cheng@arm.com>
17264 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
17265 instead of redundant use_id and boolean have_use_for.
17266 (struct iv_use): Change sub_id into group_id. Remove field next.
17267 Move fields: related_cands, n_map_members, cost_map and selected
17269 (struct iv_group): ... here. New structure.
17270 (struct iv_common_cand): Use structure declaration directly.
17271 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
17272 (MAX_CONSIDERED_USES): Rename macro to ...
17273 (MAX_CONSIDERED_GROUPS): ... here.
17274 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
17275 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
17276 (dump_uses): Rename to ...
17277 (dump_groups): ... here. Update all uses.
17278 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
17279 (find_induction_variables): Refactor format of dump information.
17280 (record_sub_use): Delete.
17281 (record_use): Update all uses.
17282 (record_group): New function.
17283 (record_group_use, find_interesting_uses_op): Call above functions.
17285 (find_interesting_uses_cond): Ditto.
17286 (group_compare_offset): New function.
17287 (split_all_small_groups): Rename to ...
17288 (split_small_address_groups_p): ... here. Update all uses.
17289 (split_address_groups): Update all uses.
17290 (find_interesting_uses): Refactor format of dump information.
17291 (add_candidate_1): Update all uses. Remove redundant check on iv,
17293 (add_candidate, record_common_cand): Remove redundant assert.
17294 (add_iv_candidate_for_biv): Update use.
17295 (add_iv_candidate_derived_from_uses): Update all uses.
17296 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
17297 (alloc_use_cost_map): Ditto.
17298 (set_use_iv_cost, get_use_iv_cost): Rename to ...
17299 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
17300 (determine_use_iv_cost_generic): Ditto.
17301 (determine_group_iv_cost_generic): Ditto.
17302 (determine_use_iv_cost_address): Ditto.
17303 (determine_group_iv_cost_address): Ditto.
17304 (determine_use_iv_cost_condition): Ditto.
17305 (determine_group_iv_cost_cond): Ditto.
17306 (determine_use_iv_cost): Ditto.
17307 (determine_group_iv_cost): Ditto.
17308 (set_autoinc_for_original_candidates): Update all uses.
17309 (find_iv_candidates): Update all uses. Refactor dump information.
17310 (determine_use_iv_costs): Ditto.
17311 (determine_iv_costs): Ditto.
17312 (iv_ca_cand_for_use): Rename to ...
17313 (iv_ca_cand_for_group): ... here. Update all uses.
17314 (iv_ca_add_use, iv_ca_add_group): Ditto.
17315 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
17316 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
17317 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
17318 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
17319 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
17320 (create_new_iv, adjust_iv_update_pos): Ditto.
17321 (rewrite_use_address): Delete.
17322 (rewrite_use_address_1): Rename to ...
17323 (rewrite_use_address): ... here.
17324 (rewrite_use_compare): Update all uses.
17325 (rewrite_use): Delete.
17326 (rewrite_uses): Rename to ...
17327 (rewrite_groups): ... here. Update all uses.
17328 (remove_unused_ivs, free_loop_data): Update all uses.
17329 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
17331 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17333 * rtlanal.c (nonzero_bits1): Convert preprocessor check
17334 for WORD_REGISTER_OPERATIONS to runtime check.
17336 2016-04-27 Richard Biener <rguenther@suse.de>
17339 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
17340 aggregate_value_p to determine if a function result is
17341 returned by reference.
17342 (ipa_pta_execute): Functions having their address taken are
17343 not automatically nonlocal.
17345 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17348 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
17349 * fold-const.c (operand_equal_p): If flag_checking and
17350 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
17351 and if it returns non-zero, assert iterative_hash_expr on both
17354 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17356 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
17358 2016-04-27 Nick Clifton <nickc@redhat.com>
17360 PR middle-end/49889
17361 * varasm.c (merge_weak): Generate an error if an attempt is made
17362 to convert a non-weak static function into a weak, public function.
17364 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17366 * params.def (MAX_PARTITION_SIZE): New param.
17367 * doc/invoke.texi: Document lto-max-partition.
17369 2016-04-27 Richard Biener <rguenther@suse.de>
17372 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
17373 function cummulating used_from_other_partition, externally_visible
17374 and force_output from aliases.
17375 (refered_from_nonlocal_var): Likewise.
17376 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
17377 node flags properly.
17379 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
17381 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
17382 (-Wmemset-elt-size): New item.
17384 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
17387 * stor-layout.h (internal_reference_types): Delete.
17388 * stor-layout.c (reference_types_internal): Likewise.
17389 (internal_reference_types): Likewise.
17390 (layout_type) <REFERENCE_TYPE>: Adjust.
17392 2016-04-27 Jakub Jelinek <jakub@redhat.com>
17395 * tree.h (inchash::add_expr): Add FLAGS argument.
17396 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
17397 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
17398 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
17399 Formatting fix. Adjust recursive calls. For tcc_comparison,
17400 if swap_tree_comparison (code) is smaller than code, hash that
17401 and arguments in the other order. Hash CONVERT_EXPR the same
17402 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
17403 of ADDR_EXPR of decl as the decl itself. Add or remove
17404 OEP_ADDRESS_OF from recursive flags as needed. For
17405 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
17406 operands commutatively and only the third one normally.
17407 For internal CALL_EXPR hash in CALL_EXPR_IFN.
17409 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
17411 * config/rtems.h (LIB_SPEC): Add -latomic.
17413 2016-04-27 Joel Sherrill <joel@rtems.org>
17415 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
17416 xilink.ld and flags not relevant to RTEMS.
17418 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
17420 * toplev.c (backend_init_target): Avoid calling init_reload when using
17423 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17425 * reorg.c (try_merge_delay_insns): Declare i and j inside the
17426 for loops rather than one for the whole function.
17428 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17430 * match.pd (X + CST CMP X): New transformation.
17432 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
17434 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
17435 * fold-const.c (fold_binary_loc): Remove 2 transformations
17436 superseded by match.pd.
17437 * match.pd (x+x -> x*2): Generalize to integers.
17439 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
17441 * config/i386/i386.md (operation on memory peephole): Duplicate an
17442 existing peephole and adapt it to match lea rather than an operation
17445 PR rtl-optimization/57193
17446 * opts.c (default_options_table): Add OPT_frename_registers at -O2
17448 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
17450 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17452 * tree-if-conv.c (any_pred_load_store): New static variable.
17453 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
17454 any_pred_load_store instead of and_mask_load_store.
17455 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
17456 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
17457 (combine_blocks, tree_if_conversion): Ditto.
17459 2016-04-26 Bin Cheng <bin.cheng@arm.com>
17461 PR tree-optimization/70771
17462 PR tree-optimization/70775
17463 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
17464 virtual PHI nodes. Delete parameter.
17465 (if_convertible_loop_p_1): Delete argument to above function.
17466 (predicate_all_scalar_phis): Delete code handling single-argument
17468 (tree_if_conversion): Mark and update virtual SSA.
17470 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17473 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
17474 (x86_elf_aligned_common): Rename to ...
17475 (x86_elf_aligned_decl_common): ... this.
17476 Add decl arg. Switch to .lbss for largecomm object. Use
17477 LARGECOMM_SECTION_ASM_OP.
17478 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
17480 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
17481 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
17483 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
17484 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
17486 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17489 * config/i386/i386.c (SECTION_LARGE): Define.
17490 (x86_64_elf_select_section): Set it for large data/bss sections.
17491 Only clear SECTION_WRITE for .lrodata.
17492 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
17494 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
17495 * varasm.c (default_elf_asm_named_section): Grow flagchars.
17496 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
17498 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
17499 * doc/tm.texi: Regenerate.
17501 2016-04-26 Jakub Jelinek <jakub@redhat.com>
17504 * configure.ac (--enable-checking): Document extra flag, for
17505 non-release builds default to --enable-checking=yes,extra.
17506 If misc checking and extra checking, define CHECKING_P to 2 instead
17508 * common.opt (fchecking=): Add.
17509 * doc/invoke.texi (-fchecking=): Document.
17510 * doc/install.texi: Document --enable-checking changes.
17511 * configure: Regenerated.
17512 * config.in: Regenerated.
17514 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17516 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
17517 attribute instead of which_alternative.
17518 * config/i386/sse.md (*mov<mode>_internal): Ditto.
17519 Use EXT_REX_SSE_REG_P where appropriate.
17521 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17523 * config/i386/predicates.md (const0_operand): Do not match
17524 const_wide_int code.
17525 (const1_operand): Ditto.
17527 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17529 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
17530 for SSE constm1 operands and TARGET_AVX512VL.
17531 (*movti_internal): Ditto.
17532 (*mov<mode>_or): Use constm1_operand predicate.
17533 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
17534 for SSE vector_all_ones operands and TARGET_AVX512VL.
17535 * config/i386/predicates.md (constm1_operand): New predicate.
17536 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
17537 emission of constant -1 load.
17539 2016-04-25 Jason Merrill <jason@redhat.com>
17541 * gdbinit.in: Skip is-a.h.
17543 * attribs.c (register_scoped_attributes): Fix logic.
17544 * attribs.h: Declare register_scoped_attributes.
17546 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17548 * config/rs6000/rs6000-builtin.def: Correct pasto error for
17549 stxvd2x and stxvw4x built-in functions.
17551 2016-04-25 DJ Delorie <dj@redhat.com>
17553 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
17554 (ashrhi3): Likewise.
17555 (lshrhi3): Likewise.
17557 2016-04-25 Richard Biener <rguenther@suse.de>
17559 PR tree-optimization/70780
17560 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
17561 wasn't visited yet.
17562 (compute_antic): Mark blocks with abnormal preds as visited as
17563 they have a final empty antic-in solution already.
17565 2016-04-25 Michael Collison <michael.collison@linaro.org>
17567 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
17569 2016-04-25 Michael Collison <michael.collison@linaro.org>
17571 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
17572 mode is VQI to improve mixed mode vectorization.
17573 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
17574 define_insn to match low half of signed vaddw.
17575 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
17576 define_insn to match high half of signed vaddw.
17577 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
17578 define_insn to match low half of unsigned vaddw.
17579 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
17580 define_insn to match high half of unsigned vaddw.
17581 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
17582 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17583 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
17585 (arm_simd_check_vect_par_cnst_half_p): Likewise.
17586 * config/arm/predicates.md (vect_par_constant_high): Support
17587 big endian and simplify by calling
17588 arm_simd_check_vect_par_cnst_half
17589 (vect_par_constant_low): Likewise.
17591 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
17593 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
17594 predicate for operand 2.
17596 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
17597 H.J. Lu <hongjiu.lu@intel.com>
17599 * config/i386/i386-protos.h (standard_sse_constant_p): Add
17600 machine_mode argument.
17601 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
17602 constm1_rtx operands. For VOIDmode constants, get mode from
17603 pred_mode. Check mode size if the mode is supported by ABI.
17604 (standard_sse_constant_opcode): Do not use standard_constant_p.
17605 Strictly check ABI support for all-ones operands.
17606 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
17607 immediates. Update calls to standard_sse_constant_p.
17608 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
17609 (ix86_rtx_costs): Ditto.
17610 * config/i386/i386.md (*movxi_internal_avx512f): Use
17611 nonimmediate_or_sse_const_operand instead of vector_move_operand.
17612 Use (v,BC) alternative instead of (v,C). Use register_operand
17613 checks instead of MEM_P.
17614 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
17615 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
17616 isa attribute. Use register_operand checks instead of MEM_P.
17617 (*movti_internal): Use nonimmediate_or_sse_const_operand for
17618 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
17619 alternative and corresponding sse2 isa attribute.
17620 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
17621 to standard_sse_constant_p.
17622 (FP constant splitters): Ditto.
17623 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
17625 * config/i386/predicates.md (constm1_operand): Remove.
17626 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
17627 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
17628 vector_all_ones_operand instead of constm1_operand.
17630 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17632 * print-rtl.c (print_rtx_insn_vec): New function.
17633 * print-rtl.h: New prototype.
17634 * store-motion.c (struct st_expr): Make avail_stores a vector.
17635 (st_expr_entry): Adjust.
17636 (free_st_expr_entry): Likewise.
17637 (print_store_motion_mems): Likewise.
17638 (find_moveable_store): Likewise.
17639 (compute_store_table): Likewise.
17640 (delete_store): Likewise.
17641 (build_store_vectors): Likewise.
17643 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17645 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
17647 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17649 * vec.h (vec_safe_contains): New function.
17650 (vec::contains): Likewise.
17651 (vec::begin): Likewise.
17652 (vec::end): Likewise.
17654 2016-04-23 Jakub Jelinek <jakub@redhat.com>
17657 * cfgexpand.c (expand_stack_vars): Fix typo.
17659 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17661 * system.h (list, map, set, vector): Include conditionally.
17662 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
17663 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
17664 * ipa-icf.c (INCLUDE_LIST): Define.
17665 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
17666 * config/sh/sh.c (INCLUDE_VECTOR): Define.
17667 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
17668 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
17669 * cp/logic.cc (INCLUDE_LIST): Define.
17670 * fortran/trans-common.c (INCLUDE_MAP): Define.
17672 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
17674 * auto-profile.c: Remove <string.h> include.
17675 * ipa-icf-gimple.c: Remove <list> include.
17676 * diagnostic.c: Remove <new> include.
17677 * genmatch.c: Likewise.
17678 * pretty-print.c: Likewise.
17679 * toplev.c: Likewise
17680 * c/c-objc-common.c: Likewise.
17681 * cp/error.c: Likewise.
17682 * fortran/error.c: Likewise.
17684 2016-04-22 Richard Biener <rguenther@suse.de>
17686 * lto-streamer-in.c (input_ssa_names): Do not allocate
17687 GIMPLE_NOP for all SSA names.
17688 * lto-streamer-out.c (output_ssa_names): Do not output
17689 SSA names that should have been released.
17691 2016-04-22 Richard Biener <rguenther@suse.de>
17693 PR tree-optimization/70740
17694 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
17697 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
17700 * config/i386/predicates.md (call_insn_operand): Replace
17701 sibcall_memory_operand with memory_operand.
17703 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
17705 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
17706 has_single_use() tests.
17707 (register_edge_assert_for_1): Likewise.
17708 (find_assert_locations_1): Check the liveness bitmap instead of
17709 checking has_single_use().
17711 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
17714 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
17715 Extract AVX-512BW constraint from AVX.
17717 2016-04-21 Richard Biener <rguenther@suse.de>
17719 PR tree-optimization/70725
17720 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
17721 for phi_convertible_by_degenerating_args.
17722 (predicate_all_scalar_phis): Handle single-argument PHIs.
17724 2016-04-21 Richard Biener <rguenther@suse.de>
17726 PR middle-end/70747
17727 * fold-const.c (fold_comparison): Return properly typed
17730 2016-04-21 Bin Cheng <bin.cheng@arm.com>
17732 PR tree-optimization/70715
17733 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
17734 after expanding BASE using expand_simple_operations.
17736 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17738 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
17739 New transformations.
17741 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
17743 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
17745 2016-04-20 Jan Hubicka <jh@suse.cz>
17747 * ipa-inline.c (can_inline_edge_p): Pass caller info to
17748 ultiimate_alias_target.
17749 (update_callee_keys): Likewise.
17750 (lookup_recursive_calls): Likewise.
17751 (speculation_useful_p): Likewise.
17753 2016-04-20 Jan Hubicka <jh@suse.cz>
17756 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
17757 (set_nothrow_flag_1): ... this; handle interposition correctly;
17758 recurse on aliases and thunks.
17759 (cgraph_node::set_nothrow_flag): New.
17760 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
17761 functions compiled with non-call exceptions that binds to current
17763 (propagate_nothrow): Be safe WRT interposition.
17764 * cgraph.h (set_nothrow_flag): Update prototype.
17766 2016-04-18 Jan Hubicka <jh@suse.cz>
17768 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
17769 max_loop_iterations_int.
17770 (tree_unswitch_outer_loop): Likewise.
17772 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17774 PR tree-optimization/69489
17775 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
17776 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
17777 Revise dump message.
17778 (if_convertible_bb_p): Remove check on edge count of basic block's
17781 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17783 PR tree-optimization/56625
17784 PR tree-optimization/69489
17785 * tree-data-ref.h (DR_INNERMOST): New macro.
17786 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
17787 hashing struct innermost_loop_behavior.
17788 (ref_DR_map): Remove.
17789 (innermost_DR_map): New map.
17790 (baseref_DR_map): Revise comment.
17791 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
17792 to innermost_DR_map accroding to its innermost loop behavior.
17793 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
17794 to its innermost loop behavior.
17795 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
17796 Add initialization for innermost_DR_map. Record memory reference
17797 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
17798 have innermost loop behavior.
17799 (if_convertible_loop_p): Remove release for ref_DR_map. Release
17802 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
17804 * config/i386/i386.md (*lea<mode>_general_1): Rename from
17805 *lea_general_1. Use explicit SWI12 mode interator.
17806 (*lea<mode>_general_2): Rename from *lea_general_2.
17807 Use explicit SWI12 mode interator.
17808 (*lea<mode>_general_3): Rename from *lea_general_3.
17809 Use explicit SWI12 mode interator.
17810 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
17811 Use explicit SWI12 mode interator.
17812 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
17813 Use explicit SWI48 mode interator.
17815 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17817 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
17818 Short-cut unaligned load and store cases. Handle all integer
17820 (ix86_expand_vector_move_misalign): Short-cut unaligned load
17821 and store cases. Call ix86_avx256_split_vector_move_misalign
17822 directly without checking mode class.
17824 2016-04-20 Andrew Pinski <apinski@cavium.com>
17825 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17828 * config/aarch64/aarch64.md (sibcall): Force call
17829 address to be DImode for ILP32.
17830 (sibcall_value): Likewise.
17832 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
17834 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
17836 2016-04-20 Richard Biener <rguenther@suse.de>
17838 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
17839 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
17840 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
17841 (maybe_push_res_to_seq): Adjust.
17842 * gimple-fold.c (maybe_build_generic_op): Likewise.
17844 2016-04-20 Marek Polacek <polacek@redhat.com>
17846 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
17849 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
17851 * config/i386/sse.md (vec_unpacks_lo_hi): Always
17852 use kmovw to support AVX512F target.
17854 2016-04-20 Bin Cheng <bin.cheng@arm.com>
17856 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
17858 2016-04-20 Marek Polacek <polacek@redhat.com>
17860 PR tree-optimization/70725
17861 * tree-if-conv.c (is_false_predicate): New function.
17862 (predicate_mem_writes): Use it.
17864 2016-04-20 Richard Biener <rguenther@suse.de>
17866 PR tree-optimization/70726
17867 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
17868 shift amounts from a pattern stmt operand.
17870 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17873 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
17874 stack_restore_from_fpr pattern when restoring r15.
17875 (s390_optimize_prologue): Strip away the memory barrier in the
17876 parallel when trying to get rid of restore insns.
17877 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
17878 definition for loading the stack pointer from an FPR. Compared to
17879 the normal move insn this pattern includes a full memory barrier.
17881 2016-04-19 Jakub Jelinek <jakub@redhat.com>
17883 PR middle-end/70680
17884 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
17885 implicitly linear or lastprivate iterator on the outer context.
17887 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17889 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
17891 * config/i386/i386.md (ssememalign): Removed.
17892 * config/i386/sse.md: Remove ssememalign attribute from patterns.
17894 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
17897 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
17898 const short * to __builtin_ia32_loaddquhi512_mask.
17899 (_mm512_maskz_loadu_epi16): Likewise.
17900 (_mm512_mask_storeu_epi16): Pass short * to
17901 __builtin_ia32_storedquhi512_mask.
17902 (_mm512_mask_loadu_epi8): Pass const char * to
17903 __builtin_ia32_loaddquqi512_mask.
17904 (_mm512_maskz_loadu_epi8): Likewise.
17905 (_mm512_mask_storeu_epi8): Pass char * to
17906 __builtin_ia32_storedquqi512_mask.
17907 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
17908 const double * to __builtin_ia32_loadupd512_mask.
17909 (_mm512_mask_loadu_pd): Likewise.
17910 (_mm512_maskz_loadu_pd): Likewise.
17911 (_mm512_storeu_pd): Pass double * to
17912 __builtin_ia32_storeupd512_mask.
17913 (_mm512_mask_storeu_pd): Likewise.
17914 (_mm512_loadu_ps): Pass const float * to
17915 __builtin_ia32_loadups512_mask.
17916 (_mm512_mask_loadu_ps): Likewise.
17917 (_mm512_maskz_loadu_ps): Likewise.
17918 (_mm512_storeu_ps): Pass float * to
17919 __builtin_ia32_storeups512_mask.
17920 (_mm512_mask_storeu_ps): Likewise.
17921 (_mm512_mask_loadu_epi64): Pass const long long * to
17922 __builtin_ia32_loaddqudi512_mask.
17923 (_mm512_maskz_loadu_epi64): Likewise.
17924 (_mm512_mask_storeu_epi64): Pass long long *
17925 to __builtin_ia32_storedqudi512_mask.
17926 (_mm512_loadu_si512): Pass const int * to
17927 __builtin_ia32_loaddqusi512_mask.
17928 (_mm512_mask_loadu_epi32): Likewise.
17929 (_mm512_maskz_loadu_epi32): Likewise.
17930 (_mm512_storeu_si512): Pass int * to
17931 __builtin_ia32_storedqusi512_mask.
17932 (_mm512_mask_storeu_epi32): Likewise.
17933 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
17934 char * to __builtin_ia32_storedquqi256_mask.
17935 (_mm_mask_storeu_epi8): Likewise.
17936 (_mm256_mask_loadu_epi16): Pass const short * to
17937 __builtin_ia32_loaddquhi256_mask.
17938 (_mm256_maskz_loadu_epi16): Likewise.
17939 (_mm_mask_loadu_epi16): Pass const short * to
17940 __builtin_ia32_loaddquhi128_mask.
17941 (_mm_maskz_loadu_epi16): Likewise.
17942 (_mm256_mask_loadu_epi8): Pass const char * to
17943 __builtin_ia32_loaddquqi256_mask.
17944 (_mm256_maskz_loadu_epi8): Likewise.
17945 (_mm_mask_loadu_epi8): Pass const char * to
17946 __builtin_ia32_loaddquqi128_mask.
17947 (_mm_maskz_loadu_epi8): Likewise.
17948 (_mm256_mask_storeu_epi16): Pass short * to.
17949 __builtin_ia32_storedquhi256_mask.
17950 (_mm_mask_storeu_epi16): Pass short * to.
17951 __builtin_ia32_storedquhi128_mask.
17952 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
17953 const double * to __builtin_ia32_loadupd256_mask.
17954 (_mm256_maskz_loadu_pd): Likewise.
17955 (_mm_mask_loadu_pd): Pass onst double * to
17956 __builtin_ia32_loadupd128_mask.
17957 (_mm_maskz_loadu_pd): Likewise.
17958 (_mm256_mask_storeu_pd): Pass double * to
17959 __builtin_ia32_storeupd256_mask.
17960 (_mm_mask_storeu_pd): Pass double * to
17961 __builtin_ia32_storeupd128_mask.
17962 (_mm256_mask_loadu_ps): Pass const float * to
17963 __builtin_ia32_loadups256_mask.
17964 (_mm256_maskz_loadu_ps): Likewise.
17965 (_mm_mask_loadu_ps): Pass const float * to
17966 __builtin_ia32_loadups128_mask.
17967 (_mm_maskz_loadu_ps): Likewise.
17968 (_mm256_mask_storeu_ps): Pass float * to
17969 __builtin_ia32_storeups256_mask.
17970 (_mm_mask_storeu_ps): ass float * to
17971 __builtin_ia32_storeups128_mask.
17972 (_mm256_mask_loadu_epi64): Pass const long long * to
17973 __builtin_ia32_loaddqudi256_mask.
17974 (_mm256_maskz_loadu_epi64): Likewise.
17975 (_mm_mask_loadu_epi64): Pass const long long * to
17976 __builtin_ia32_loaddqudi128_mask.
17977 (_mm_maskz_loadu_epi64): Likewise.
17978 (_mm256_mask_storeu_epi64): Pass long long * to
17979 __builtin_ia32_storedqudi256_mask.
17980 (_mm_mask_storeu_epi64): Pass long long * to
17981 __builtin_ia32_storedqudi128_mask.
17982 (_mm256_mask_loadu_epi32): Pass const int * to
17983 __builtin_ia32_loaddqusi256_mask.
17984 (_mm256_maskz_loadu_epi32): Likewise.
17985 (_mm_mask_loadu_epi32): Pass const int * to
17986 __builtin_ia32_loaddqusi128_mask.
17987 (_mm_maskz_loadu_epi32): Likewise.
17988 (_mm256_mask_storeu_epi32): Pass int * to
17989 __builtin_ia32_storedqusi256_mask.
17990 (_mm_mask_storeu_epi32): Pass int * to
17991 __builtin_ia32_storedqusi128_mask.
17992 * config/i386/i386-builtin-types.def (PCSHORT): New.
17993 (PINT64): Likewise.
17994 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
17995 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
17996 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
17997 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
17998 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
17999 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18000 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18001 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18002 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18003 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18004 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18005 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18006 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18007 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18008 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18009 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18010 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18011 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18012 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18013 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18014 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18015 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18016 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18017 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18018 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18019 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18020 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18021 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18022 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18023 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18024 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18025 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18026 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18027 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18028 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18029 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18030 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18031 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18032 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18033 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18034 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18035 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18036 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18037 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18038 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18039 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18040 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18041 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18042 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18044 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18045 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18047 (ix86_expand_vector_move_misalign): Likewise.
18048 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18049 to scalar function prototype for unaligned load/store builtins.
18050 (ix86_expand_special_args_builtin): Updated.
18051 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18052 (UNSPEC_STOREU): Likewise.
18053 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18054 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18055 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18056 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18057 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18058 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18059 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18060 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18061 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18062 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18063 (<avx512>_storedqu<mode>_mask): Likewise.
18064 (*sse4_2_pcmpestr_unaligned): Likewise.
18065 (*sse4_2_pcmpistr_unaligned): Likewise.
18066 (*mov<mode>_internal): Renamed to ...
18067 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18068 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18069 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18070 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18072 2016-04-19 Richard Biener <rguenther@suse.de>
18074 PR tree-optimization/70171
18075 * tree-ssa-phiprop.c: Include stor-layout.h.
18076 (phiprop_insert_phi): Handle the aggregate copy case.
18077 (propagate_with_phi): Likewise.
18079 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18081 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18082 instead of simplify_gen_subreg (... , 0).
18083 (ix86_delegitimize_address): Ditto.
18084 (ix86_split_divmod): Ditto.
18085 (ix86_split_copysign_const): Ditto.
18086 (ix86_split_copysign_var): Ditto.
18087 (ix86_expand_args_builtin): Ditto.
18088 (ix86_expand_round_builtin): Ditto.
18089 (ix86_expand_special_args_builtin): Ditto.
18090 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18091 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18092 (udivmodqi4): Ditto.
18093 (absneg splitters): Ditto.
18094 (*jcc_bt<mode>_1): Ditto.
18096 2016-04-19 Richard Biener <rguenther@suse.de>
18098 PR tree-optimization/70724
18099 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18100 restoring out from ...
18101 (free_scc_vn): ... here.
18102 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18103 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18105 (pass_fre::execute): Restore SSA info.
18107 2016-04-19 Richard Biener <rguenther@suse.de>
18109 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18110 * gimple-walk.c (walk_gimple_op): Initialize it.
18111 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18112 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18113 remapping SSA names of defs.
18114 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18117 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18119 PR middle-end/70689
18120 * lra-constraints.c (equiv_substition_p): New.
18121 (process_alt_operands): Use it.
18122 (swap_operands): Swap it.
18123 (curr_insn_transform): Update it.
18125 2016-04-18 Michael Matz <matz@suse.de>
18127 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18128 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18129 * tree-core.h (tree_type_common.align): Use bit-field.
18130 (tree_type_common.spare): New.
18131 (tree_decl_common.off_align): Make smaller.
18132 (tree_decl_common.align): Use bit-field.
18134 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18135 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18136 (scan_sharing_clauses): Ditto.
18137 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18138 (omp_finish_file): Ditto.
18139 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18140 (layout_decl): Ditto.
18141 (relayout_decl): Ditto.
18142 (finalize_record_size): Use SET_TYPE_ALIGN.
18143 (finalize_type_size): Ditto.
18144 (finish_builtin_struct): Ditto.
18145 (layout_type): Ditto.
18146 (initialize_sizetypes): Ditto.
18147 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18148 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18149 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18150 (get_chain_field): Ditto.
18151 (get_trampoline_type): Ditto.
18152 (get_nl_goto_field): Ditto.
18153 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18155 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18156 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18157 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18158 (build_qualified_type): Use SET_TYPE_ALIGN.
18159 (build_aligned_type, build_range_type_1): Ditto.
18160 (build_atomic_base): Ditto.
18161 (build_common_tree_nodes): Ditto.
18162 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18163 (expand_one_stack_var_at): Ditto.
18164 * coverage.c (build_var): Use SET_DECL_ALIGN.
18165 * except.c (init_eh): Ditto.
18166 * function.c (assign_parm_setup_block): Ditto.
18167 * symtab.c (increase_alignment_1): Ditto.
18168 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18169 * tree-vect-stmts.c (ensure_base_align): Ditto.
18170 * varasm.c (align_variable): Ditto.
18171 (assemble_variable): Ditto.
18172 (build_constant_desc): Ditto.
18173 (output_constant_def_contents): Ditto.
18175 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18176 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18177 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18178 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18179 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18181 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18184 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18185 replace %vmovsd with "%vmovq".
18186 (vec_concatv2df): Likewise.
18188 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18190 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18191 (*vec_extractv2si_0): Ditto.
18192 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18193 (zero_extended_scalar_load_operand splitters): Ditto.
18194 (vec_extract splitters): Ditto.
18195 (*vec_extractv4si_0_zext): Ditto.
18196 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18197 and lowpart_subreg.
18198 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18199 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18200 (*sse4_1_extractps): Use lowpart_subreg.
18201 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18203 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18205 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18207 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18208 Mention Solaris 11 packaging changes.
18209 Update gas and gld requirements.
18210 Remove reference to pre-Solaris 10 bug.
18211 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18213 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18216 2016-04-17 Jan Hubicka <jh@suse.cz>
18218 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18219 max_loop_iterations_int.
18221 2016-04-18 Richard Biener <rguenther@suse.de>
18223 PR tree-optimization/43434
18224 * tree-ssa-structalias.c (struct vls_data): New.
18225 (visit_loadstore): Handle all pointer-based accesses.
18226 (compute_dependence_clique): Compute a bitmap of restrict tags
18227 assigned bases and pass it to visit_loadstore.
18229 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18232 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18233 armv8.1-a and armv8.1-a+crc.
18235 2016-04-18 Richard Biener <rguenther@suse.de>
18237 PR tree-optimization/70701
18238 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18239 references after translating through a memcpy.
18241 2016-04-18 Richard Biener <rguenther@suse.de>
18243 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18244 (compute_antic): ... here. For partial antic use regular
18245 postorder and scrap iteration.
18246 (compute_partial_antic_aux): Remove unused return value.
18247 (init_pre): Do not allocate postorder.
18248 (fini_pre): Do not free postorder.
18250 2016-04-18 Richard Biener <rguenther@suse.de>
18252 PR middle-end/37870
18253 * expmed.c (extract_bit_field_1): Remove broken case
18254 using a wider MODE_INT mode.
18256 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
18258 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
18259 unless compiling with at least GCC-4.8.
18261 2016-04-17 Jan Hubicka <jh@suse.cz>
18264 * graphite.c (graphite_finalize): Update call to
18265 tree_estimate_probability.
18266 * predict.h (tree_estimate_probability): Update prototype.
18268 2016-04-17 Jan Hubicka <jh@suse.cz>
18270 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
18271 (tree_estimate_probability): Likewise.
18272 (pass_profile::execute): Update.
18273 (report_predictor_hitrates): New function.
18274 * profile.c (compute_branch_probabilities): Use it.
18275 * predict.h (report_predictor_hitrates): Declare.
18277 2016-04-17 Jan Hubicka <jh@suse.cz>
18280 * cgraph.h (cgraph_node::set_const_flag,
18281 cgraph_node::set_pure_flag): Update prototype to return bool;
18283 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
18284 of interposable symbol are interposable, too.
18285 (cgraph_set_const_flag_1): Rename to ...
18286 (set_const_flag_1): ... this one; change to self recursive function
18287 instead of call_for_symbol_thunks_and_aliases. Handle correctly
18288 clearnig the flag in all variants and also virtual thunks of const
18289 functions are pure; track if any change was done.
18290 (cgraph_node::set_const_flag): Update.
18291 (struct set_pure_flag_info): New struct.
18292 (cgraph_set_pure_flag_1): Rename to ...
18293 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
18294 rather than pointer encoded flags; track if any changes was done;
18295 handle correctly clearning flag and setting flag of aliases already
18297 (cgraph_node::set_pure_flag): Update.
18298 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
18300 2016-04-17 Tom de Vries <tom@codesourcery.com>
18303 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
18304 backslash in label.
18306 2016-04-17 Tom de Vries <tom@codesourcery.com>
18308 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
18309 '{}<> ' as escape-for-record.
18311 2016-04-17 Tom de Vries <tom@codesourcery.com>
18313 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
18316 2016-04-17 Tom de Vries <tom@codesourcery.com>
18319 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
18320 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
18321 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
18322 * passes.c (finish_optimization_passes): Only call
18323 finish_graph_dump_file if dfi->graph_dump_initialized.
18324 (execute_function_dump, pass_init_dump_file): Use
18325 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
18327 2016-04-17 Tom de Vries <tom@codesourcery.com>
18329 PR tree-optimization/70256
18330 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
18331 (debug_varmap): New function.
18333 2016-04-17 Tom de Vries <tom@codesourcery.com>
18336 * passes.c (pass_manager::register_pass): Propagate pflags.
18338 2016-04-17 Tom de Vries <tom@codesourcery.com>
18341 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
18342 * passes.c (pass_manager::pass_manager): Declare and init p_start in
18343 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
18344 check if it's equal to p_start.
18345 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
18347 2016-04-15 Jan Hubicka <jh@suse.cz>
18350 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
18351 function does not bind to current def.
18352 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
18353 handle conservatively calls to functions that does not need to bind
18355 (check_call): Update call of worse_state.
18356 (ignore_edge_for_nothrow): Update.
18357 (ignore_edge_for_pure_const): Likewise.
18358 (propagate_pure_const): Update calls to worse_state.
18359 (skip_function_for_local_pure_const): Reformat comments.
18361 2016-04-15 Jan Hubicka <jh@suse.cz>
18364 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
18365 (cgraph_node::function_symbol): Likewise.
18366 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18367 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
18368 (symtab_node::ultimate_alias_target): Add REF parameter.
18369 (symtab_node::binds_to_current_def_p): Declare.
18370 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
18371 (cgraph_node::function_symbol): Likewise.
18372 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
18373 (cgraph_node::get_availability): Likewise.
18374 (cgraph_edge::binds_to_current_def_p): New inline function.
18375 (varpool_node::get_availability): Add REF parameter.
18376 (varpool_node::ultimate_alias_target): Likewise.
18377 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
18378 (symtab_node::binds_to_current_def_p): Likewise.
18379 * varpool.c (varpool_node::get_availability): Likewise.
18381 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18384 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
18385 Fix mode size check.
18387 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18389 * BASE-VER: Set to 7.0.0.
18391 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
18393 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
18395 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18397 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
18398 architecture revisions.
18400 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
18402 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
18403 * config/i386/i386.c (ix86_using_red_zone): No longer static.
18404 * config/i386/i386.md (stack decrement to push peepholes): Guard
18405 with !x86_using_red_zone ().
18407 2016-04-15 Jakub Jelinek <jakub@redhat.com>
18410 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
18411 to dump_generic_node.
18412 (NIY): Pass also flags to do_niy.
18414 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
18416 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
18417 (simd_clone_vector_of_formal_parm_types)
18418 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
18419 (simd_clone_mangle, simd_clone_create)
18420 (simd_clone_adjust_return_type, create_tmp_simd_array)
18421 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
18422 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
18423 (ipa_simd_modify_function_body, simd_clone_linear_addend)
18424 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
18425 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
18426 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
18427 * omp-simd-clone.c: ... this new file.
18428 (simd_clone_vector_of_formal_parm_types): Make it static.
18429 * Makefile.in (OBJS): Add omp-simd-clone.o.
18431 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
18434 * config/i386/sse.md: Use proper memory operand modifiers.
18437 2016-04-15 Richard Biener <rguenther@suse.de>
18438 Alan Modra <amodra@gmail.com>
18440 PR tree-optimization/70130
18441 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
18442 when alignment stays not the same and no not use the realign
18445 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
18448 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18449 direct move handlers for KFmode. Change TFmode handlers test from
18450 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
18452 2016-04-14 Jakub Jelinek <jakub@redhat.com>
18455 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
18456 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
18457 (inlined_polymorphic_ctor_dtor_block_p): Use it.
18458 * tree-ssa-live.c (remove_unused_scope_block_p): When
18459 in_ctor_dtor_block, avoid discarding not just BLOCKs with
18460 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
18461 block_ultimate_origin is FUNCTION_DECL.
18462 (remove_unused_locals): If current_function_decl is
18463 polymorphic_ctor_dtor_p, pass initial true to
18464 remove_unused_scope_block_p' is_ctor_dtor_block.
18466 2016-04-14 Martin Sebor <msebor@redhat.com>
18471 * doc/extend.texi (Variable Length): Revert.
18473 2016-04-14 Marek Polacek <polacek@redhat.com>
18474 Jan Hubicka <hubicka@ucw.cz>
18477 * tree.c (verify_type): Disable the canonical type of main variant
18480 2016-04-14 Jason Merrill <jason@redhat.com>
18482 * cfgexpand.c, expr.c: Revert previous change.
18484 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
18486 PR middle-end/70643
18487 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
18488 when building a mem ref for the incoming reduction variable.
18490 2016-04-14 Richard Biener <rguenther@suse.de>
18492 PR tree-optimization/70614
18493 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
18494 loop if the evolution dropped to chrec_dont_know.
18495 (interpret_condition_phi): Likewise.
18497 2016-04-14 Richard Biener <rguenther@suse.de>
18499 PR tree-optimization/70623
18500 * tree-ssa-pre.c (changed_blocks): Make global ...
18501 (compute_antic): ... local here. Move and fix worklist
18502 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
18503 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
18504 worklist handling, dump when ANTIC_IN changed.
18505 (compute_partial_antic_aux): Remove worklist handling.
18506 (init_pre): Do not compute post dominators. Add a comment about
18507 the CFG order chosen.
18508 (fini_pre): Do not free post dominators.
18510 2016-04-13 Martin Sebor <msebor@redhat.com>
18515 * doc/extend.texi (Variable Length): Document C++ specifics.
18517 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18520 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
18521 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
18522 eh edges have been purged.
18525 * tree-sra.c (create_access_replacement,
18526 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
18528 * tree-pretty-print.c (dump_fancy_name): New function.
18529 (dump_decl_name, dump_generic_node): Use it.
18531 2016-04-13 Jason Merrill <jason@redhat.com>
18533 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
18534 * expr.c (expand_expr_real_1): Likewise.
18536 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
18538 * config/i386/i386.md (kunpckhi): Swap operands.
18539 (kunpcksi): Likewise.
18540 (kunpckdi): Likewise.
18541 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
18542 (vec_pack_trunc_<mode>): Likewise.
18544 2016-04-13 Jakub Jelinek <jakub@redhat.com>
18547 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
18549 PR middle-end/70633
18550 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
18551 gimplification turns some element into non-constant.
18554 * rtl.h (convert_memory_address_addr_space_1): New prototype.
18555 * explow.c (convert_memory_address_addr_space_1): No longer static,
18556 add NO_EMIT argument and don't call convert_modes if true, pass
18557 it down recursively, remove break after return.
18558 (convert_memory_address_addr_space): Adjust caller.
18559 * simplify-rtx.c (simplify_unary_operation_1): Call
18560 convert_memory_address_addr_space_1 instead of convert_memory_address,
18561 if it returns NULL, don't simplify.
18563 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
18566 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
18568 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18570 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18571 Bump the upper SIMDLEN limits, so that if the return type or
18572 characteristic type if the return type is void can be passed in
18573 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
18576 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18579 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
18580 Do not use "=" constraint on an input constraint.
18581 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
18582 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
18583 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
18584 generates (neg (abs ...)) instead of (abs ...).
18586 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18588 PR rtl-optimization/70596
18589 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
18590 just invalidate LRA data and reset them. Adjust dump wording.
18592 2016-04-12 Martin Liska <mliska@suse.cz>
18595 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18597 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
18599 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18600 max_loop_iterations_int.
18601 (tree_unswitch_outer_loop): Likewise.
18602 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
18603 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
18605 2016-04-12 Tom de Vries <tom@codesourcery.com>
18607 PR tree-optimization/68756
18608 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
18609 instead of new_name.
18611 2016-04-12 Jakub Jelinek <jakub@redhat.com>
18613 PR tree-optimization/70602
18614 * tree-sra.c (generate_subtree_copies): Don't write anything into
18615 constant pool decls.
18617 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
18618 regardless whether there are depend clauses or not.
18620 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18623 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
18624 target attribute and pragma from changing the -mfloat128
18625 and -mfloat128-hardware options.
18627 * doc/extend.texi (Additional Floating Types): Document PowerPC
18628 __float128 restrictions.
18630 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18633 * config/aarch64/driver-aarch64.c
18634 (aarch64_get_extension_string_for_isa_flags): New.
18635 (arch_extension): Rename to...
18636 (aarch64_arch_extension): ...This.
18637 (ext_to_feat_string): Rename to...
18638 (aarch64_extensions): ...This.
18639 (aarch64_core_data): Keep track of architecture extension flags.
18640 (cpu_data): Rename to...
18641 (aarch64_cpu_data): ...This.
18642 (aarch64_arch_driver_info): Keep track of architecture extension
18644 (get_arch_name_from_id): Rename to...
18645 (get_arch_from_id): ...This, change return type.
18646 (host_detect_local_cpu): Update and reformat for renames, handle
18647 extensions through common infrastructure.
18649 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18652 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
18653 track of a canonical flag name.
18654 (all_extensions): Likewise.
18655 (arch_to_arch_name): Also track extension flags enabled by the arch.
18656 (all_architectures): Likewise.
18657 (aarch64_parse_extension): Move to here.
18658 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
18660 (aarch64_rewrite_selected_cpu): Update for above change.
18661 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
18662 are handled, such that the single explicit value enabled by an
18663 extension is kept seperate from the implicit values it also enables.
18664 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
18666 (aarch64_parse_extension): New.
18667 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
18668 here to config/aarch64/aarch64-protos.h.
18669 (aarch64_parse_extension): Move from here to
18670 common/config/aarch64/aarch64-common.c.
18671 (aarch64_option_print): Update.
18672 (aarch64_declare_function_name): Likewise.
18673 (aarch64_start_file): Likewise.
18674 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
18675 the canonical flag for extensions.
18676 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
18679 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
18681 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
18684 2016-04-09 Tom de Vries <tom@codesourcery.com>
18686 PR tree-optimization/68953
18687 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
18688 first to last subscript.
18690 2016-04-09 Jakub Jelinek <jakub@redhat.com>
18692 PR tree-optimization/70586
18693 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
18696 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
18700 PR tree-optimization/70373
18701 PR middle-end/70533
18702 PR middle-end/70534
18703 PR middle-end/70535
18704 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
18705 clauses for acc parallel reductions as necessary. Error on those
18707 * omp-low.c (scan_sharing_clauses): Don't install variables which
18708 are used in acc parallel reductions.
18709 (lower_rec_input_clauses): Remove dead code.
18710 (lower_oacc_reductions): Add support for reference reductions.
18711 (lower_reduction_clauses): Remove dead code.
18712 (lower_omp_target): Don't remap variables appearing in acc parallel
18714 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
18716 2016-04-08 Jakub Jelinek <jakub@redhat.com>
18718 PR middle-end/70593
18719 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
18720 with multiple SSA_NAME defs, force the outputs other than first
18721 to be live before calling live_track_process_def on each output.
18723 PR rtl-optimization/70574
18724 * fwprop.c (forward_propagate_and_simplify): Don't add
18725 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
18726 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
18727 paradoxical subregs within *loc.
18729 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
18731 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
18732 -ftree-parallelize-loops={0,1}.
18733 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
18734 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
18735 * config/ia64/hpux.h (LIB_SPEC): Likewise.
18736 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
18737 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
18739 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
18742 * asan.c (instrument_derefs): If we get unknown location, extract it
18743 with EXPR_LOCATION.
18744 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
18746 2016-04-08 Tom de Vries <tom@codesourcery.com>
18748 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
18749 implicit firstprivate clause.
18751 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18754 * config/arm/thumb2.md (tst + branch-> lsls + branch
18755 peephole below *orsi_not_shiftsi_si): Require that condition
18756 register is dead after the peephole.
18757 (second peephole after the above): Likewise.
18759 2016-04-08 Alan Modra <amodra@gmail.com>
18762 * builtins.c (fold_builtin_classify): For IBM extended precision,
18763 look at just the high-order double to test for NaN.
18764 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
18765 test just the high double for Inf but both doubles for subnormal
18768 2016-04-07 Jakub Jelinek <jakub@redhat.com>
18770 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
18771 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
18772 node->simdclone->mask_mode != VOIDmode masks.
18773 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
18774 earlier, use it instead of node->simdclone.
18775 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18776 Set clonei->mask_mode.
18778 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18781 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
18782 Pass it through to cp_parser_already_scoped_statement.
18783 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
18784 it through to cp_parser_statement.
18785 (cp_parser_statement): Pass IF_P through to
18786 cp_parser_iteration_statement.
18787 (cp_parser_pragma): Adjust call to
18788 cp_parser_iteration_statement.
18790 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
18793 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
18794 resolve a future -Wparentheses warning.
18795 * omp-low.c (scan_sharing_clauses): Likewise.
18796 * tree-parloops.c (eliminate_local_variables): Likewise.
18798 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
18800 PR rtl-optimization/70398
18801 * lra-constraints.c (process_address_1): Check zero scale and code
18802 for reloading with zero scale.
18804 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
18806 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
18807 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
18809 2016-04-06 Jakub Jelinek <jakub@redhat.com>
18811 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
18812 Add support for AVX512F clones, include them by default for
18813 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
18814 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
18817 PR middle-end/70550
18818 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
18819 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
18820 firstprivate clauses.
18821 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
18822 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
18823 (lower_omp_target): Set TREE_NO_WARNING for
18824 non-addressable possibly uninitialized vars which are copied into
18825 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
18827 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
18829 * config/pa/predicates.md (integer_store_memory_operand): Accept
18830 REG+D operands with a large offset when reload_in_progress is true.
18831 (floating_point_store_memory_operand): Likewise.
18833 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18836 * match.pd (nested int casts): Limit to GIMPLE.
18838 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
18841 * ipa-devirt.c (maybe_record_node): Fix comment; use
18842 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
18844 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18846 PR rtl-optimization/70542
18847 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
18848 if there are any uses other than insn or debug insns.
18850 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
18851 Jakub Jelinek <jakub@redhat.com>
18853 PR tree-optimization/70509
18854 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
18855 Shift HOST_WIDE_INT_1U instead of 1.
18857 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
18859 PR tree-optimization/70509
18860 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
18861 of the vector base type for index.
18863 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
18866 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
18868 2016-04-05 Richard Biener <rguenther@suse.de>
18870 PR tree-optimization/70526
18871 * tree-sra.c (build_ref_for_offset): Use prev_base to
18872 extract the alias pointer type.
18874 2016-04-05 Richard Biener <rguenther@suse.de>
18876 * dse.c (struct store_info): Remove alias_set member.
18877 (struct read_info_type): Likewise.
18878 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
18879 spill_deleted, clear_alias_set_lookup): Remove.
18880 (get_group_info): Remove dead base == NULL_RTX case.
18881 (dse_step0): Remove initialization of removed variables.
18882 (delete_dead_store_insn): Reomve alias set dumping.
18883 (free_read_records): Remove alias_set handling.
18884 (canon_address): Remove alias_set_out parameter.
18885 (record_store): Remove spill_alias_set, it's always zero.
18886 (check_mem_read_rtx): Likewise.
18887 (dse_step2): Rename from ...
18888 (dse_step2_nospill): ... this. Adjust.
18889 (scan_stores): Rename from ...
18890 (scan_stores_nospill): ... this.
18891 (scan_reads): Rename from ...
18892 (scan_reads_nospill): ... this.
18893 (scan_stores_spill, scan_reads_spill): Remove.
18894 (dse_step3_scan): Remove for_spills argument which is always false.
18895 (dse_step3): Likewise.
18896 (dse_step5): Rename from ...
18897 (dse_step5_nospill): ... this. Remove alias_set handling.
18898 (rest_of_handle_dse): Adjust.
18900 2016-04-05 Jakub Jelinek <jakub@redhat.com>
18903 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
18904 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
18905 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
18906 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
18908 2016-04-05 Richard Biener <rguenther@suse.de>
18910 PR middle-end/70499
18911 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
18912 non-register type temporaries into SSA.
18914 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
18917 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
18918 calls when sanitizing.
18919 (possible_polymorphic_call_target_p): Fix formatting.
18921 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18922 Jakub Jelinek <jakub@redhat.com>
18924 PR middle-end/70457
18925 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
18926 to ensure a call statement is compatible with a built-in's
18928 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
18931 2016-04-04 Richard Biener <rguenther@suse.de>
18933 PR rtl-optimization/70484
18934 * rtl.h (canon_output_dependence): Declare.
18935 * alias.c (canon_output_dependence): New function.
18936 * dse.c (record_store): Use canon_output_dependence rather
18937 than canon_true_dependence.
18939 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
18942 * cgraph.h (symtab_node::copy_visibility_from): New function.
18943 * symtab.c (symtab_node::copy_visibility_from): New function.
18944 * ipa-visibility.c (optimize_weakref): New function.
18945 (function_and_variable_visibility): Use it.
18947 2016-04-04 Martin Liska <mliska@suse.cz>
18950 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
18951 value that is really in range handled by SBR instruction.
18952 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
18953 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
18954 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
18956 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
18960 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
18961 set, but not for SP_REG operands.
18963 2016-04-02 Martin Sebor <msebor@redhat.com>
18966 * fold-const.c (maybe_nonzero_address): New function.
18967 (fold_comparison): Call it. Fold equality and relational
18968 expressions involving null pointers.
18969 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
18971 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
18973 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
18974 the "Y" constraint (scalar FP 0.0 immediate).
18976 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
18977 Add the "const_double" to the list of operand constraints.
18979 2016-04-01 Jakub Jelinek <jakub@redhat.com>
18981 PR rtl-optimization/70467
18982 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
18983 If low word of the last operand is 0, just emit addition/subtraction
18986 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18989 * config/s390/s390.c (s390_expand_insv): Check for everything
18990 constant instead of just VOIDmode stuff.
18992 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18995 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
18997 2016-04-01 Nathan Sidwell <nathan@acm.org>
18999 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19001 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19003 PR rtl-optimization/70461
19004 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19007 2016-03-31 Martin Liska <mliska@suse.cz>
19010 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19011 a tree value or an immediate integer value to a buffer
19012 that is eventually copied to a BRIG section.
19013 (emit_immediate_operand): Call the function here.
19014 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19015 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19016 of class' fields that are removed.
19017 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19018 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19019 m_brig_repr_size fields.
19021 2016-03-31 Martin Liska <mliska@suse.cz>
19024 * hsa-gen.c (hsa_function_representation::update_dominance): New
19026 (convert_addr_to_flat_segment): Likewise.
19027 (gen_hsa_memory_set): New alignment argument.
19028 (gen_hsa_ctor_assignment): Likewise.
19029 (gen_hsa_insns_for_single_assignment): Provide alignment
19030 to gen_hsa_ctor_assignment.
19031 (gen_hsa_insns_for_direct_call): Add new argument.
19032 (expand_lhs_of_string_op): New function.
19033 (expand_string_operation_builtin): Likewise.
19034 (expand_memory_copy): New function.
19035 (expand_memory_set): New function.
19036 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19037 (convert_switch_statements): Change signature.
19038 (generate_hsa): Use a return value of the function.
19039 (pass_gen_hsail::execute): Do not call
19040 convert_switch_statements here.
19041 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19042 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19043 (hsa_function_representation::update_dominance): New function.
19045 2016-03-31 Martin Liska <mliska@suse.cz>
19048 * hsa-brig.c (emit_directive_variable): Emit alignment
19049 according to hsa_symbol::m_align.
19050 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19051 (dump_hsa_symbol): Dump alignment of HSA symbols.
19052 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19053 (gen_hsa_addr_with_align): New function.
19054 (hsa_bitmemref_alignment): Use newly added function.
19055 (gen_hsa_insns_for_load): Likewise.
19056 (gen_hsa_insns_for_store): Likewise.
19057 (gen_hsa_memory_copy): New argument added.
19058 (gen_hsa_insns_for_single_assignment): Respect
19059 alignment for assignments processed via gen_hsa_memory_copy.
19060 (gen_hsa_insns_for_direct_call): Likewise.
19061 (gen_hsa_insns_for_return): Likewise.
19062 (gen_function_def_parameters): Set default alignment.
19063 * hsa.c (hsa_object_alignment): New function.
19064 (hsa_byte_alignment): Pasted function.
19065 * hsa.h (hsa_symbol::m_align): New field.
19067 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19069 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19070 scratch field for goto case.
19072 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19074 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19076 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19079 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19080 (scalar_chain::convert_insn): Call convert_op for reg
19081 moves to handle undefined registers.
19083 2016-03-31 Nathan Sidwell <nathan@acm.org>
19086 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19087 Assert we don't want to move backwards.
19089 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19092 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19094 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19096 PR rtl-optimization/70460
19097 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19098 with operand from REG_LABEL_OPERAND, instead substitute
19099 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19100 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19102 2016-03-31 Martin Liska <mliska@suse.cz>
19104 * passes.c (execute_one_pass): Do not call
19105 todo_after for a discarded function.
19107 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19109 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19110 (no_cost, infinite_cost): Initialize the new field.
19111 (get_computation_cost_at): Record setup cost.
19112 (determine_use_iv_cost_address): Skip cost computation for sub
19113 uses if we can estimate it without losing accuracy.
19115 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19117 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19119 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19120 max_loop_iterations_int.
19121 (tree_unswitch_outer_loop): Likewise.
19122 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19123 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19125 2016-03-30 Richard Biener <rguenther@suse.de>
19127 PR middle-end/70450
19128 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19130 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19133 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19134 in gen_blendm expander.
19136 2016-03-30 Nick Clifton <nickc@redhat.com>
19139 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19140 case where we are already provided with an SImode SUBREG.
19142 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19145 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19146 conflict between DRAP register and __builtin_eh_return.
19148 2016-03-30 Michael Matz <matz@suse.de>
19149 Richard Biener <rguenther@suse.de>
19152 * ipa-polymorphic-call.c (struct type_change_info): Change
19153 speculative to an unsigned allowing to limit the work we do.
19154 (csftc_abort_walking_p): New inline function..
19155 (check_stmt_for_type_change): Limit the number of may-defs
19156 skipped for speculative devirtualization to
19157 max-speculative-devirt-maydefs.
19158 * params.def (max-speculative-devirt-maydefs): New param.
19159 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19161 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19164 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19167 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19169 PR tree-optimization/59124
19170 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19171 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19173 2016-03-29 Jeff Law <law@redhat.com>
19175 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19177 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19179 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19182 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19184 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19185 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19186 gcrt0.o if linking dynamically.
19188 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19191 * ipa-devirt.c (methods_equal_p): New function.
19192 (compare_virtual_tables): Use it.
19193 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19194 * cgraphclones.c (clone_function_name_1): Use
19195 symbol_table::symbol_suffix_separator.
19196 * coverage.c (build_var): Likewise.
19197 * symtab.c (symbol_table::symbol_suffix_separator): New.
19199 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19201 PR rtl-optimization/70429
19202 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19203 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19204 mode != result_mode.
19207 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19209 PR tree-optimization/70405
19210 * ssa-iterators.h (num_imm_uses): Add missing braces.
19212 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19214 PR rtl-optimization/68695
19215 * ira-color.c (allocno_copy_cost_saving): New.
19216 (improve_allocation): Use it.
19218 2016-03-29 Richard Henderson <rth@redhat.com>
19220 PR middle-end/70355
19221 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19223 2016-03-29 Richard Biener <rguenther@suse.de>
19225 PR middle-end/70424
19226 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19227 use alignment returned by get_pointer_alignment_1 if it is
19228 bigger than BITS_PER_UNIT.
19229 * builtins.c (get_pointer_alignment_1): Do not return true
19230 for alignment extracted from SSA info.
19232 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19234 * config/ft32/ft32.opt (mnodiv): New.
19235 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19236 * doc/invoke.texi (FT32 Options -mnodiv): New.
19238 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19241 * config/i386/i386.md (define_split, andn): Fix modes.
19243 2016-03-26 Richard Biener <rguenther@suse.de>
19244 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19247 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19249 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19250 as 2nd argument to cl_optimization_restore().
19252 2016-03-25 Richard Henderson <rth@redhat.com>
19255 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
19256 * config/aarch64/aarch64-protos.h: Declare it.
19257 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
19259 2016-03-25 Alan Modra <amodra@gmail.com>
19262 * config/rs6000/constraints.md (j): Simplify.
19263 * config/rs6000/predicates.md (easy_fp_constant): Exclude
19265 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
19266 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
19267 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
19268 in all constraint alternatives.
19269 (movtd_64bit_nodm): Delete "j" constraint alternative.
19271 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19273 * tree-ssa-propagate.c: Enhance docs for
19274 SSA_PROP_NOT_INTERESTING.
19276 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
19278 * doc/extend.texi: Fix typo in documentation to pure attribute.
19280 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
19283 * config/pa/pa.md (bswapdi2): Use a scratch register.
19285 2016-03-24 Richard Henderson <rth@redhat.com>
19287 PR middle-end/69845
19288 * fold-const.c (extract_muldiv_1): Correct test for multiplication
19291 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
19293 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
19294 using ix86_expand_binary_operator instead of gen_andsi3.
19296 2016-03-24 Richard Biener <rguenther@suse.de>
19298 PR tree-optimization/70396
19299 * tree-vect-stmts.c (vectorizable_comparison): Use
19300 get_vectype_for_scalar_type.
19302 2016-03-24 Richard Biener <rguenther@suse.de>
19304 PR middle-end/70370
19305 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
19306 with register bases.
19308 2016-03-24 Richard Biener <rguenther@suse.de>
19310 PR tree-optimization/70372
19311 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
19312 build_all_ones_cst to also handle vector types correctly.
19314 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19317 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
19320 2016-03-23 Marek Polacek <polacek@redhat.com>
19323 * doc/invoke.texi: Document -Wignored-attributes.
19325 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19327 PR tree-optimization/69042
19328 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
19329 parameter from 30 to 40.
19331 2016-03-23 Bin Cheng <bin.cheng@arm.com>
19333 PR tree-optimization/69042
19334 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
19335 for use with constant offset stripped in base.
19337 2016-03-23 Richard Biener <rguenther@suse.de>
19339 PR middle-end/70251
19340 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
19341 mode compatibility check.
19342 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19344 2016-03-23 Jeff Law <law@redhat.com>
19346 PR tree-optimization/64058
19347 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
19349 (struct ssa_conflicts): Move up earlier in the file.
19350 (conflicts_, var_map_): New static variables.
19351 (initialize_conflict_count): New function to initialize the
19352 CONFLICT_COUNT field for each conflict pair.
19353 (compare_pairs): Lazily initialize the conflict count and use it
19354 as the first tie-breaker.
19355 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
19356 and wipe conflicts_ and map_ around the call to qsort. Remove
19357 special case for 2 coalesce pairs.
19358 * bitmap.c (bitmap_count_unique_bits): New function.
19359 (bitmap_count_bits_in_word): New function, extracted from
19361 (bitmap_count_bits): Use bitmap_count_bits_in_word.
19362 * bitmap.h (bitmap_count_unique_bits): Declare it.
19364 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
19367 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
19368 transparent alias chain for decl assembler name.
19369 * config/sol2.c (solaris_assemble_visibility): Likewise.
19371 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19373 * config/arm/arm1020e.md (1020call_op): Reduce reservation
19375 (v10_fdivs): Likewise.
19376 (v10_fdivd): Likewise.
19378 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19381 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
19382 to not call fclose twice on file.
19384 2016-03-23 Jakub Jelinek <jakub@redhat.com>
19386 PR tree-optimization/70354
19387 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
19388 oprnd0 is wider than oprnd1 and there is a cast from the wider
19389 type to oprnd1, mask it with the mask of the narrower type.
19392 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
19393 Optimize TARGET_STV splitters, if high or low word of last argument
19396 2016-03-22 Jeff Law <law@redhat.com>
19399 tree-ssa-threadbackward.c
19400 (fsm_find_control_statement_thread_paths): Correctly distinguish
19401 between old style jump threads vs FSM jump threads.
19403 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
19406 * config/i386/i386.c (scalar_chain::convert_op): Support
19407 uninitialized register usage case.
19409 2016-03-22 Richard Biener <rguenther@suse.de>
19411 PR middle-end/70251
19412 * genmatch.c (gen_transform): Adjust last parameter to a three-state
19414 (capture::gen_transform): ... to change behavior when substituting
19415 a condition into cond or not-cond expr context.
19416 (dt_simplify::gen_1): Adjust.
19417 * gimple-match-head.c: Include gimplify.h for unshare_expr.
19418 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
19419 last change and instead change to
19420 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
19421 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19423 2016-03-22 Anthony Green <green@moxielogic.com>
19425 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
19426 issue for moxiebox targets.
19427 (CC1PLUS_SPEC): Ditto.
19429 2016-03-22 Richard Biener <rguenther@suse.de>
19431 PR middle-end/70333
19432 * fold-const.c (extract_muldiv_1): Properly perform multiplication
19435 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19437 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
19439 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
19442 * config/i386/i386.c (def_builtin): Handle
19443 OPTION_MASK_ISA_AVX512VL to be and-ed with other
19445 (const struct builtin_description bdesc_special_args[]):
19446 Remove duplicate ISA bits.
19448 2016-03-22 Jakub Jelinek <jakub@redhat.com>
19451 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
19452 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
19453 in a way that works also for AVX512BW.
19456 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
19457 instead of source if operands[1] is xmm16 and above and
19458 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
19459 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
19462 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
19463 on assign if (*from_p) is a comparison, set it to
19464 TREE_NO_WARNING (*from_p).
19466 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19468 PR middle-end/70326
19469 * lra.c (restore_scratches): Ignore deleted insns.
19471 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
19472 Jakub Jelinek <jakub@redhat.com>
19474 PR tree-optimization/70317
19475 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
19478 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
19481 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
19482 of ix86_expand_move.
19484 (movti): Use general_operand for operand 1 predicate.
19486 2016-03-21 Martin Liska <mliska@suse.cz>
19488 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
19490 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
19492 2016-03-21 Martin Liska <mliska@suse.cz>
19495 * ipa-icf.c (sem_function::parse): Skip static
19496 constructors and destructors.
19498 2016-03-21 Jakub Jelinek <jakub@redhat.com>
19501 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
19502 function-like macro, peek following token(s) if it is followed
19503 by CPP_OPEN_PAREN token with optional padding in between, and
19504 if not, don't treat it like a macro.
19506 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
19507 Alexander Monakov <amonakov@ispras.ru>
19509 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
19510 for the stabs debug format.
19512 2016-03-21 Richard Biener <rguenther@suse.de>
19514 PR tree-optimization/70310
19515 * tree-vect-generic.c (expand_vector_condition): Fold the built
19518 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
19521 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
19522 Block third alternative for AVX-512VL target,
19524 2016-03-21 Martin Liska <mliska@suse.cz>
19527 * hsa-brig.c (emit_function_directives): Mark unemitted
19528 global variables for emission.
19529 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
19530 (get_symbol_for_decl): Likewise.
19531 * hsa.h (struct hsa_symbol): New flag.
19533 2016-03-21 Richard Biener <rguenther@suse.de>
19535 PR tree-optimization/70288
19536 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
19537 we do not estimate unsimplified all-constant conditionals or
19538 switches as optimized away.
19540 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
19542 PR rtl-optimization/69102
19543 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
19544 when we have a readonly dependency context.
19546 2016-03-18 Jeff Law <law@redhat.com>
19548 PR rtl-optimization/70263
19549 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
19550 (update_equiv_regs): When trying to move a store to after the insn
19551 that sets the source of the store, make sure the store occurs after
19552 the insn that sets the source of the store. When successful note
19553 the REG_EQUIV note created in the dump file.
19555 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
19556 Bernd Schmidt <bschmidt@redhat.com>
19558 * doc/extend.texi: Document more potential problems with basic asms.
19560 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
19562 PR rtl-optimization/70278
19563 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
19566 2016-03-18 Jason Merrill <jason@redhat.com>
19568 * calls.c (load_register_parameters): Fix zero size sibcall logic.
19570 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
19572 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
19573 values to 128b regs.
19575 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
19577 PR tree-optimization/70252
19578 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
19579 boolean vector has a proper number of elements.
19580 (supportable_narrowing_operation): Likewise.
19582 2016-03-18 Tom de Vries <tom@codesourcery.com>
19585 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
19587 2016-03-18 Jakub Jelinek <jakub@redhat.com>
19589 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
19590 instead of replace_rtx for DEBUG_INSNs.
19592 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
19594 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
19595 load type reservations.
19597 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
19600 * config/pa/constraints.md: Revert 2015-02-13 change. Use
19601 define_constraint for "Q" and "T" constraints.
19603 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
19605 Tweak the pipeline model for Exynos M1
19607 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
19610 2016-03-17 David Malcolm <dmalcolm@redhat.com>
19613 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
19614 where one or both locations aren't within a line_map.
19616 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
19619 * opts.c (finish_options): Don't set flag_pie to the default if
19620 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
19623 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
19625 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
19626 true as ALL_REGS argument to replace_rtx.
19628 2016-03-17 Richard Biener <rguenther@suse.de>
19631 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
19634 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19637 * rtl.h (replace_rtx): Add ALL_REGS argument.
19638 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
19639 equality and assert mode is the same, instead of just rtx pointer
19641 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
19642 true as ALL_REGS argument to replace_rtx.
19644 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
19646 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
19647 for boolean vector with vector mode only.
19648 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
19650 2016-03-17 Nick Clifton <nickc@redhat.com>
19653 * config/rx/rx.c (rx_print_integer): Print negative constants in
19656 2016-03-17 Jakub Jelinek <jakub@redhat.com>
19659 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
19661 2016-03-16 Richard Henderson <rth@redhat.com>
19662 Richard Biener <rguenth@suse.de>
19664 PR middle-end/70240
19665 PR middle-end/68215
19667 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
19668 first operand as is_gimple_condexpr.
19670 PR middle-end/70240
19671 PR middle-end/68215
19673 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
19674 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
19675 Do not gimplify the result.
19676 (do_unop): Adjust call to tree_vec_extract.
19677 (do_binop): Likewise.
19678 (do_compare): Likewise.
19679 (do_plus_minus): Likewise.
19680 (do_negate): Likewise.
19681 (expand_vector_condition): Likewise.
19682 (do_cond): Likewise.
19684 2016-03-16 Richard Henderson <rth@redhat.com>
19687 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
19688 (aarch64_classify_address): Use it.
19689 (aarch64_legitimize_address): Force all subexpressions of PLUS
19690 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
19692 2016-03-16 Jakub Jelinek <jakub@redhat.com>
19693 Richard Biener <rguenth@suse.de>
19696 * rtlanal.c (replace_rtx): For REG, if from is a REG,
19697 return to even if only REGNO is equal, and assert
19700 2016-03-11 Jeff Law <law@redhat.com>
19702 PR rtl-optimization/70224
19703 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
19705 2016-03-16 Richard Henderson <rth@redhat.com>
19707 PR middle-end/70199
19708 * function.h (struct function): Add has_forced_label_in_static.
19709 * gimplify.c (force_labels_r): Set it.
19710 * lto-streamer-in.c (input_struct_function_base): Read it.
19711 * lto-streamer-out.c (output_struct_function_base): Write it.
19712 * tree-inline.c (has_label_address_in_static_1): Remove.
19713 (copy_forbidden): Remove fndecl parameter; test
19714 has_forced_label_in_static.
19715 (inline_forbidden_p): Update call to copy_forbidden.
19716 (tree_versionable_function_p): Likewise.
19717 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
19718 (chkp_versioning): Likewise.
19719 * tree-inline.h (copy_forbidden): Update decl.
19721 2016-03-16 Marek Polacek <polacek@redhat.com>
19724 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
19725 function being thunked if the result type doesn't have fixed size.
19726 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
19727 doesn't have fixed size.
19729 2016-03-16 Bin Cheng <bin.cheng@arm.com>
19731 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
19732 reporting malformed loop nest.
19734 2016-03-16 Tom de Vries <tom@codesourcery.com>
19737 * ipa-devirt.c (possible_polymorphic_call_targets): Move
19738 nodes.length () == 1 test to before first nodes[0] access.
19740 2016-03-16 Tom de Vries <tom@codesourcery.com>
19742 PR tree-optimization/68715
19743 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
19744 single_pred_p test.
19746 2016-03-16 Tom de Vries <tom@codesourcery.com>
19748 PR tree-optimization/68809
19749 * graphite-scop-detection.c (same_close_phi_node): Test if result types
19752 2016-03-16 Carlos O'Donell <carlos@redhat.com>
19753 Sandra Loosemore <sandra@codesourcery.com>
19755 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
19756 on leaf attribute. Mention ELF interposition problems.
19758 2016-03-16 Alan Modra <amodra@gmail.com>
19760 PR rtl-optimization/69195
19761 PR rtl-optimization/47992
19762 * ira.c (indirect_jump_optimize): Ignore artificial defs.
19765 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
19768 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
19770 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19772 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
19774 2016-03-15 Jakub Jelinek <jakub@redhat.com>
19776 PR rtl-optimization/70222
19777 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
19778 optimization if mode is different from result_mode, queue up masking
19779 of the result in outer_op. Formatting fix.
19781 PR middle-end/70239
19782 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
19785 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19787 PR rtl-optimization/69032
19788 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
19789 looping backwards over basic block insns.
19791 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19794 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
19795 to non-speculative when propagating trap bits.
19797 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19799 PR rtl-optimization/63384
19800 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
19801 DEBUG_INSN_P insns.
19803 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
19806 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
19807 factored out from ...
19808 (sched_analyze_insn): ... here.
19809 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
19810 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
19811 get_implicit_reg_pending_clobbers in it.
19812 (setup_id_reg_sets): Use setup_id_implicit_regs.
19813 (deps_init_id): Ditto.
19815 2016-03-15 Tom de Vries <tom@codesourcery.com>
19818 * cgraph.c (cgraph_node::get_body): Save, reset and restore
19820 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
19821 execute_function_dump.
19822 (execute_one_pass): Don't dump function if it will be dumped after ipa
19825 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
19827 * genrecog.c (match_pattern_2): If pred is NULL don't call
19828 safe_predicate_mode on it.
19830 2016-03-14 Jakub Jelinek <jakub@redhat.com>
19832 PR middle-end/70219
19833 * lra-constraints.c (delete_move_and_clobber): Change assertion
19834 to also allow dregno == 0.
19836 2016-03-14 Richard Henderson <rth@redhat.com>
19839 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
19840 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
19841 (reassociate_bb): Use optimize_vec_cond_expr; avoid
19842 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
19845 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
19848 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
19850 (lra_create_live_ranges_1): initialize hard register biggest_mode to
19852 * lra-constraints.c (split_reg): For hard regs, try to find the
19853 biggest single-register mode used in the function.
19855 2016-03-14 Richard Biener <rguenther@suse.de>
19857 PR tree-optimization/56365
19858 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
19859 constants to compare against.
19861 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
19864 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
19865 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
19866 (define_split for the GPR case): Use int_reg_operand instead of
19867 gpc_reg_operand for the output.
19869 2016-03-14 Tom de Vries <tom@codesourcery.com>
19871 PR tree-optimization/70045
19872 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
19873 create_empty_if_region_on_edge argument.
19875 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
19877 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
19878 (STACK_CHECK_PROTECT): Likewise.
19879 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19880 (STACK_CHECK_PROTECT): Likewise.
19881 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
19882 (STACK_CHECK_PROTECT): Likewise.
19883 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
19884 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
19885 (STACK_CHECK_PROTECT): Likewise.
19887 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
19889 PR rtl-optimization/69307
19890 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
19891 registers in modes that span more than one register.
19893 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
19896 * lra-constraints.c (delete_move_and_clobber): New.
19897 (remove_inheritance_pseudos): Use it.
19899 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
19902 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
19903 the libcall is LCT_THROW.
19904 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
19905 for the checking routine.
19907 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19910 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
19911 optimization if we have direct move.
19912 (roundu32<mode>2_fprs): Likewise.
19914 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
19917 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
19919 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
19920 Arguments swapped. All callers changed. Take reg_renumber into
19921 account, and Calculate and compare register ranges for hard regs.
19923 2016-03-11 Jeff Law <law@redhat.com>
19925 PR tree-optimization/70190
19926 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
19927 Handle cases where we can not extract the taken edge, even though we
19928 found a constant value.
19930 PR tree-optimization/64058
19931 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
19932 (num_coalesce_pairs): Move up earlier in file.
19933 (find_coalesce_pair): Initialize the INDEX field for each pair
19935 (compare_pairs): No longer sort on the elements in each pair.
19936 Instead break ties with the index of the coalesce pair.
19938 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19941 * config/aarch64/aarch64-protos.h
19942 (aarch64_save_restore_target_globals): New prototype.
19943 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
19944 Call the above when popping pragma.
19945 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
19947 (aarch64_set_current_function): Rewrite using the above.
19949 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19951 PR tree-optimization/70177
19952 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
19953 (extract_ops_from_tree): ... this. In the 2 argument
19954 overload remove _1 suffix.
19955 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
19956 (extract_ops_from_tree): ... this.
19957 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
19959 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19960 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
19961 extract_ops_from_tree instead of 2 operand one.
19963 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
19965 PR tree-optimization/70013
19966 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
19967 for constant-pool entries.
19969 2016-03-11 Jakub Jelinek <jakub@redhat.com>
19971 PR rtl-optimization/70174
19972 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
19973 followed by gen_lowpart on force_reg instead of just gen_lowpart.
19975 PR tree-optimization/70169
19976 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
19977 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
19980 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
19981 Jakub Jelinek <jakub@redhat.com>
19984 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
19985 of uninitialized values.
19987 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19989 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
19991 ("*trunctddd2"): New pattern definition.
19992 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
19995 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19997 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
19998 definitions for BFP and DFP rounding modes.
19999 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20000 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20001 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20002 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20005 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20007 * config/s390/constraints.md: Adjust comment.
20008 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20009 s390_decompose_addrstyle_without_index.
20010 * config/s390/predicates.md (shift_count_or_setmem_operand):
20011 Rename to setmem_operand.
20012 * config/s390/s390-protos.h
20013 (s390_decompose_shift_count): Rename to
20014 s390_decompose_addrstyle_without_index.
20015 * config/s390/s390.c (s390_decompose_shift_count)
20016 (s390_mem_constraint, print_shift_count_operand)
20017 (print_operand_address, print_operand): Rename
20018 s390_decompose_shift_count to
20019 s390_decompose_addrstyle_without_index and rename
20020 print_shift_count_operand to print_addrstyle_operand troughout the
20022 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20023 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20024 Rename shift_count_or_setmem_operand to setmem_operand.
20025 * config/s390/vx-builtins.md ("vec_insert<mode>")
20026 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20029 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20032 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20033 Handle overlapping retval and newval.
20035 2016-03-10 Nick Clifton <nickc@redhat.com>
20038 * config/aarch64/aarch64.c
20039 (aarch64_override_options_after_change_1): When forcing
20040 flag_omit_frame_pointer to be true, use a special value that can
20041 be detected if this function is called again, thus preventing
20042 flag_omit_leaf_frame_pointer from being forced to be false.
20044 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20046 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20047 Set x_flag_omit_leaf_frame_pointer when handling
20048 -momit-leaf-frame-pointer.
20050 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20053 * cgraph.c (cgraph_node::dump): Dump split_part and
20054 indirect_call_target.
20055 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20056 * ipa.c (has_addr_references_p): Cleanup.
20057 (is_indirect_call_target_p): New.
20058 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20059 called indirectly as local.
20060 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20062 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20065 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20066 on cxa_pure_virtual.
20068 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20071 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20073 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20076 * tree.c (need_assembler_name_p): Only record main variant type names.
20078 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20081 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20082 Always define to 0 or 1.
20083 (TARGET_FIX_ERR_A53_843419): New macro.
20084 * config/aarch64/aarch64-elf-raw.h
20085 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20086 * config/aarch64/aarch64-linux.h: Likewise.
20087 * config/aarch64/aarch64.c
20088 (aarch64_override_options_after_change_1): Do not default
20089 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20091 (aarch64_attributes): Handle fix-cortex-a53-843419.
20092 (aarch64_can_inline_p): Likewise.
20093 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20095 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20096 Jakub Jelinek <jakub@redhat.com>
20098 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20099 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20100 DECL_COMMONS if flag_unconstrained_commons is set.
20101 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20102 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20103 (funconstrained-commons): Document.
20105 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20107 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20108 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20110 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20112 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20113 has a proper number of elements.
20115 2016-03-10 Alan Modra <amodra@gmail.com>
20117 PR rtl-optimization/69195
20118 PR rtl-optimization/47992
20119 * ira.c (recorded_label_ref): Delete.
20120 (update_equiv_regs): Return void.
20121 (indirect_jump_optimize): New function.
20122 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20123 before regstat_compute_ri. Don't rebuild_jump_labels here.
20124 Delete update_regstat.
20126 2016-03-10 Richard Biener <rguenther@suse.de>
20128 PR tree-optimization/70128
20129 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20130 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20132 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20134 PR tree-optimization/70152
20135 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20136 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20139 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20140 instead of gen_sse2_loadlpd.
20141 * config/i386/sse.md (*vec_concatv2df): Rename to...
20142 (vec_concatv2df): ... this.
20144 PR tree-optimization/70127
20145 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20147 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20151 * diagnostic-show-locus.c (compatible_locations_p): New function.
20152 (layout::layout): Sanitize ranges using compatible_locations_p.
20154 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20158 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20159 location_range param with three const expanded_locations * and a
20161 (layout::layout): Replace call to
20162 rich_location::lazily_expand_location with get_expanded_location.
20163 Extract the range and perform location expansion here, passing
20164 the results to the layout_range ctor.
20165 * diagnostic.c (source_range::debug): Delete.
20166 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20167 of rich_location::get_expanded_location.
20168 * gcc-rich-location.c (get_range_for_expr): Delete.
20169 (gcc_rich_location::add_expr): Reimplement to avoid the
20170 rich_location::add_range overload that took a location_range,
20171 passing a location_t instead.
20173 2016-03-09 Richard Biener <rguenther@suse.de>
20174 Jakub Jelinek <jakub@redhat.com>
20176 PR tree-optimization/70138
20177 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20178 Also skip vect_double_reduction_def.
20180 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20183 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20184 if the operand is "m".
20186 2016-03-09 Nathan Sidwell <nathan@acm.org>
20188 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20190 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20192 * config/i386/i386.c (processor_target_table): Fix cost table
20193 intialization order for znver1.
20195 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20197 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20198 - becuase -> because.
20199 * ipa-reference.c (ignore_module_statics): Likewise.
20200 * cgraph.c (cgraph_node::get_body): Likewise.
20201 * ipa-inline.c (early_inliner): Likewise.
20202 * ipa-devirt.c (types_same_for_odr): Likewise.
20203 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20204 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20206 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20208 * tree-ssa-math-opts.c: Fix typo in comment.
20210 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20213 * config/i386/i386.c (scalar_chain::make_vector_copies,
20214 scalar_chain::convert_reg): Call end_sequence in between
20215 get_insns and emit_conversion_insns rather than after both
20218 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20221 * config/i386/i386.h (machine_function): Add
20222 pc_thunk_call_expanded flag.
20223 (ix86_pc_thunk_call_expanded): New define.
20224 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20225 (*set_got): Rename insn pattern from set_got.
20226 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20227 * config/i386/i386.c (ix86_compute_frame_layout): Use
20228 ix86_pc_thunk_call_expanded to prevent red-zone.
20230 2016-03-07 Martin Jambor <mjambor@suse.cz>
20232 * hsa.h (hsa_get_ctor_statements): Declare.
20233 (hsa_get_dtor_statements): Likewise.
20234 (hsa_get_kernel_dispatch_type): Likewise.
20235 * hsa.c (hsa_get_ctor_statements): New function.
20236 (hsa_get_dtor_statements): Likewise.
20237 (hsa_get_kernel_dispatch_type): Likewise.
20238 * hsa-brig.c (hsa_cdtor_statements): Removed.
20239 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20240 hsa_get_dtor_statements.
20241 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20242 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20244 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20246 * config/arm/arm-cores.def (cortex-r8): New.
20247 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20248 * config/arm/arm-tune.md: Likewise.
20249 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
20251 2016-03-07 Martin Sebor <msebor@redhat.com>
20253 PR rtl-optimization/19705
20254 * doc/invoke.texi (Options That Control Optimization): Clarify
20255 -fno-branch-count-reg.
20257 2016-02-26 Richard Biener <rguenther@suse.de>
20258 Jeff Law <law@redhat.com>
20260 PR tree-optimization/69740
20261 * cfghooks.c (remove_edge): Request loop fixups if we delete
20262 an edge that might turn an irreducible loop into a natural
20264 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
20265 Move after definition of loops_state_clear.
20267 2016-03-07 Bin Cheng <bin.cheng@arm.com>
20269 PR rtl-optimization/69052
20270 * rtlanal.c (commutative_operand_precedence): Set higher precedence
20273 2016-03-07 Tom de Vries <tom@codesourcery.com>
20275 PR tree-optimization/70116
20276 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
20277 is_tm_ending stmts and ubsan/asan internal functions.
20278 (find_duplicate): Use it. Don't test is_tm_ending here.
20280 2016-03-07 Richard Biener <rguenther@suse.de>
20282 PR tree-optimization/70115
20283 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
20284 (propagate_constants_for_unrolling): Use replace_uses_by.
20286 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
20288 PR middle-end/69916
20289 * omp-low.c (struct oacc_loop): Add ifns.
20290 (new_oacc_loop_raw): Initialize it.
20291 (finish_oacc_loop): Clear mask & flags if no ifns.
20292 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
20293 (oacc_loop_xform_loop): Add ifns arg & adjust.
20294 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
20296 2016-03-07 Richard Henderson <rth@redhat.com>
20299 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
20300 (insert_value_copy_on_edge): Likewise.
20302 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20304 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
20306 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20309 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
20311 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20313 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
20315 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
20317 Fix sseimul type attribute.
20318 * config/i386/znver1.md
20319 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
20320 znver1_sseimul_avx256_load) : Fix the type attribute.
20321 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
20322 pipe usage and latency.
20324 2016-03-05 Jakub Jelinek <jakub@redhat.com>
20327 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
20328 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
20331 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20334 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
20336 PR rtl-optimization/69941
20337 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
20338 the reg share its mode.
20340 2016-03-04 Jeff Law <law@redhat.com>
20342 PR tree-optimization/69196
20343 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20344 If the both SSA_NAMEs are anonymous, then consider them unassociated
20345 and include the PHI in the statement count.
20347 2016-03-05 Tom de Vries <tom@codesourcery.com>
20349 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
20350 construct in oacc routine. Check for oacc region in oacc routine.
20352 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20355 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
20356 2016-02-22 changes, instead don't recurse if RECUR is already true.
20357 Don't change *dynamic_check if RECUR. Adjust recursive caller
20358 to pass true to the new argument.
20359 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
20362 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
20363 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
20365 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
20367 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
20369 PR rtl-optimization/57676
20370 * lra-assigns.c (lra_assign): Guard test for maximum iterations
20371 with flag_checking.
20373 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
20375 * tree-vect-patterns.c (search_type_for_mask): Handle
20376 comparison of booleans.
20378 2016-03-04 Jakub Jelinek <jakub@redhat.com>
20380 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
20384 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
20385 all other ops that have dw_val_class_die_ref operands,
20386 and DW_OP_GNU_entry_value.
20388 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20390 PR rtl-optimization/69904
20391 * config/arm/arm.c (arm_cannot_copy_insn_p):
20392 Return true for load-exclusive instructions.
20394 2016-03-03 Jakub Jelinek <jakub@redhat.com>
20397 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
20398 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
20399 the pattern no matter if it is used just by non-pattern, pattern
20401 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
20402 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20403 oprnd1 def_stmt is in pattern, don't look through it.
20405 2016-03-03 Marek Polacek <polacek@redhat.com>
20407 PR middle-end/70050
20408 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
20410 2016-03-03 Martin Liska <mliska@suse.cz>
20412 PR tree-optimization/70043
20413 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
20414 previous statement if we see a debug statement.
20416 2016-03-03 Richard Biener <rguenther@suse.de>
20418 PR tree-optimization/55936
20419 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
20420 parameter and guard unsafe equivalence use.
20421 (vrp_evaluate_conditional_warnv_with_ops): Always use
20422 safe equivalences but not via the quadratic compare_names
20425 2016-03-03 Michael Collison <michael.collison@linaro.org>
20428 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
20429 for operand 1 to s_register_operand. Change predicate for operand
20430 2 to arm_not_immediate_operand.
20432 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
20434 * doc/tm.texi: Regenerated.
20436 2016-03-02 Richard Henderson <rth@redhat.com>
20439 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
20440 simplification when all args are positive non-fixed registers.
20442 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20444 * target.def (lra_p): Specify that new ports should use LRA.
20446 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20449 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
20450 gimplify_type_sizes the type they refer to.
20451 (omp_notice_variable): Handle reference vars to VLAs.
20452 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
20453 reference to VLA decls in the second pass instead of first pass.
20455 2016-03-02 Tom de Vries <tom@codesourcery.com>
20457 PR tree-optimization/68659
20458 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
20459 new_expr == NULL_TREE.
20460 (get_new_name): Handle ADDR_EXPR.
20462 2016-03-02 Bin Cheng <bin.cheng@arm.com>
20464 PR rtl-optimization/69052
20465 * loop-invariant.c (canonicalize_address): New function.
20466 (inv_can_prop_to_addr_use): Check validity of address expression
20467 which is canonicalized by above function.
20469 2016-03-02 Alan Modra <amodra@gmail.com>
20472 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
20475 2016-03-02 Jakub Jelinek <jakub@redhat.com>
20478 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
20479 (*movhi_internal): Put mask moves from and to memory separately
20480 from moves from/to GPRs.
20482 2016-03-02 Richard Biener <rguenther@suse.de>
20484 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
20485 GENERIC expressions in GIMPLE.
20487 2016-03-02 Richard Biener <rguenther@suse.de>
20489 * config/i386/i386.c (type_natural_mode): Fix typo.
20491 2016-03-02 Nick Clifton <nickc@redhat.com>
20493 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
20495 2016-03-02 Richard Biener <rguenther@suse.de>
20496 Uros Bizjak <ubizjak@gmail.com>
20499 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
20501 2016-03-02 Richard Biener <rguenther@suse.de>
20503 PR middle-end/67278
20504 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
20506 2016-03-02 Marek Polacek <polacek@redhat.com>
20509 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
20510 "is promoted to" warning.
20512 2016-03-01 DJ Delorie <dj@redhat.com>
20514 * config.gcc: Deprecate mep-*.
20516 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
20518 PR middle-end/70025
20519 * lra-constraints.c (regno_val_use_in): New.
20520 (match_reload): Use it instead of regno_use_in.
20522 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20524 PR rtl-optimization/70007
20525 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
20526 references present in REG_EQUAL notes attached to non-SET patterns.
20528 2016-03-01 Jeff Law <law@redhat.com>
20530 PR tree-optimization/69196
20531 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20532 Appropriately clamp the number of statements to copy when the
20533 thread path does not traverse a loop backedge.
20535 PR tree-optimization/69196
20536 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20537 Do count some PHIs in the thread path against the insn count. Decrease
20538 final statement count by one as the control statement in the last
20539 block will get removed. Remove special cased code for handling PHIs
20542 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
20545 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
20546 asm dialect alternatives to explicit GOTPCREL calls.
20548 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
20551 * ira.c (do_reload): Issue warning for generic stack checking here...
20552 * reload1.c (reload): ...instead of here and streamline it.
20554 2016-03-01 Nick Clifton <nickc@redhat.com>
20556 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
20558 2016-03-01 Richard Biener <rguenther@suse.de>
20560 PR tree-optimization/69983
20561 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
20562 types and fall back to operand_equal_p.
20564 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20567 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20569 * config/s390/constraints.md ("jm8"): New constraint.
20570 * config/s390/predicates.md ("const_int_8bitset_operand"): New
20572 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
20574 ("*setmem_long<setmem_and>"): New pattern.
20575 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
20577 ("*setmem_long_31z<setmem_and>"): New pattern.
20578 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
20579 New substitution rules with the required attributes.
20582 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20585 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20587 * gensupport.c (process_substs_on_one_elem): Split loop to
20588 complete mark_operands_used_in_match_dup on all expressions in the
20590 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20591 and remove function.
20593 2016-03-01 Richard Biener <rguenther@suse.de>
20595 PR middle-end/70022
20596 * fold-const.c (fold_indirect_ref_1): Fix range checking for
20597 vector BIT_FIELD_REF extract.
20599 2016-03-01 Richard Biener <rguenther@suse.de>
20601 PR tree-optimization/69994
20602 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
20604 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
20606 PR tree-optimization/69956
20607 * tree-vect-stmts.c (supportable_widening_operation): Support
20608 multi-step conversion of boolean vectors.
20609 (supportable_narrowing_operation): Likewise.
20611 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20613 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
20616 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20618 * config/s390/subst.md (DSI_VI): New mode iterator.
20619 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
20620 * config/s390/vector.md ("vec_set<mode>"): Move expander before
20621 the insn definition.
20622 ("*vec_set<mode>"): Change predicate and add alternative to
20623 support only either register or const_int operands as element
20625 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
20627 ("vec_extract<mode>"): New expander.
20628 ("*vec_extract<mode>"): New insn definition supporting reg and
20629 const_int element selectors.
20630 ("*vec_extract<mode>_plus"): New insn definition supporting
20631 reg+const_int element selectors.
20632 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
20633 following expander+insn definition.
20634 ("<vec_shifts_name><mode>3"): New expander.
20635 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
20637 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20639 * config/s390/s390.md ("*tabort_1"): Change predicate to
20640 nonmemory_operand. Add a second alternative to cover
20641 register as well as const int operands.
20642 ("*tabort_1_plus"): New pattern definition.
20644 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20646 * config/s390/s390.md ("*ashrdi3_cc_31")
20647 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
20648 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
20649 Merge insn definitions into ...
20650 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20651 New pattern definition.
20652 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
20653 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
20654 ("*ashr<mode>3_and"): Merge insn definitions into ...
20655 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
20656 New pattern definition.
20657 * config/s390/subst.md ("addr_style_op_cc_subst")
20658 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
20659 substitutions patterns plus attributes.
20660 Add ashiftrt to SUBST iterator.
20662 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20664 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
20665 op2 to nonmemory_operand.
20666 ("*<shift>di3_31", "*<shift>di3_31_and"):
20667 Merge into single pattern definition ...
20668 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
20669 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
20670 pattern definition ...
20671 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
20672 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
20675 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20677 * config/s390/predicates.md (const_int_6bitset_operand): New
20679 * config/s390/s390.md: Include subst.md.
20680 ("rotl<mode>3"): New expander.
20681 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
20683 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
20684 * config/s390/subst.md: New file.
20686 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20688 * config/s390/s390.md ("op_type", "atype", "length" attributes):
20689 Remove RRR type. It doesn't really exist.
20690 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
20692 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
20693 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
20694 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
20695 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
20696 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
20697 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
20698 `enabled' attribute.
20700 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20702 * gensupport.c (process_substs_on_one_elem): Split loop to
20703 complete mark_operands_used_in_match_dup on all expressions in the
20705 (adjust_operands_numbers): Inline into process_substs_on_one_elem
20706 and remove function.
20708 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20711 * config/sparc/sparc.c (NWORDS_UP): Rename to...
20712 (CEIL_NWORDS): ...this. Use CEIL macro.
20713 (compute_fp_layout): Adjust to above renaming.
20714 (function_arg_union_value): Likewise.
20715 (sparc_arg_partial_bytes): Likewise.
20716 (sparc_function_arg_advance): Likewise.
20718 2016-02-29 Jeff Law <law@redhat.com>
20720 PR tree-optimization/70005
20721 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
20722 where an object with a boolean range is compared against a value
20725 PR tree-optimization/69999
20726 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
20727 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
20730 2016-02-29 Richard Biener <rguenther@suse.de>
20732 PR tree-optimization/69994
20733 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
20734 (get_unary_op): Look through nop conversions.
20735 (ops_equal_values_p): New function, look for equality diregarding
20737 (eliminate_plus_minus_pair): Use ops_equal_values_p
20738 (repropagate_negates): Do not use get_unary_op here.
20740 2016-02-29 Martin Liska <mliska@suse.cz>
20742 * system.h: Poison ENABLE_CHECKING macro.
20744 2016-02-29 Martin Liska <mliska@suse.cz>
20746 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
20747 is presented in dump flags.
20748 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20749 (hsa_regalloc): Likewise.
20751 2016-02-19 Richard Biener <rguenther@suse.de>
20753 PR tree-optimization/69980
20754 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
20755 permutation of those we need to keep.
20757 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
20760 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
20761 (NWORDS_UP): ...this
20762 (init_cumulative_args): Minor tweaks.
20763 (sparc_promote_function_mode): Likewise.
20764 (scan_record_type): Delete.
20765 (traverse_record_type): New function template.
20766 (classify_data_t): New structure type.
20767 (classify_registers): New inline function.
20768 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
20769 exhausted. Instantiate traverse_record_type on classify_registers and
20770 deal with the case of a structure passed in slot #15 with no FP field
20772 (assign_data_t): New structure type.
20773 (compute_int_layout): New static function.
20774 (compute_fp_layout): Likewise.
20775 (count_registers): New inline function.
20776 (assign_int_registers): New static function.
20777 (assign_fp_registers): Likewise.
20778 (assign_registers): New inline function.
20779 (function_arg_record_value_1): Delete.
20780 (function_arg_record_value_2): Likewise.
20781 (function_arg_record_value_3): Likewise.
20782 (function_arg_record_value): Adjust to above changes. Instantiate
20783 traverse_record_type on count_registers to first count the number of
20784 registers to be used and then on assign_registers to assign them.
20785 (function_arg_union_value): Adjust to above renaming.
20786 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
20787 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
20788 case of a structure passed in slot #15
20789 (sparc_function_arg_advance): Likewise.
20790 (function_arg_padding): Minor tweak.
20792 2016-02-29 Richard Biener <rguenther@suse.de>
20794 PR tree-optimization/69720
20795 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
20796 the adjustment_def path for possibly vectorized defs.
20797 (vect_create_epilog_for_reduction): Handle vectorized initial
20800 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
20802 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
20804 2016-02-27 Jeff Law <law@redhat.com>
20807 2016-02-26 Richard Biener <rguenther@suse.de>
20808 Jeff Law <law@redhat.com>
20810 PR tree-optimization/69740
20811 * cfghooks.c (remove_edge): Request loop fixups if we delete
20812 an edge that might turn an irreducible loop into a natural
20815 2016-02-27 Jakub Jelinek <jakub@redhat.com>
20817 PR rtl-optimization/69896
20818 * tree-vect-generic.c (get_compute_type): Avoid single element
20821 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
20823 Rename the AArch64 tuning option and related functions to enable the
20824 Newton series for the reciprocal square root to reflect its
20825 approximative characteristic.
20827 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
20828 function to "aarch64_emit_approx_rsqrt".
20829 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
20830 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
20831 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
20832 (xgene1_tunings): Likewise.
20833 (use_rsqrt_p): Likewise.
20834 (aarch64_emit_swrsqrt): Use new function name.
20835 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
20836 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
20837 text explaining this option.
20838 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
20840 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20843 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
20844 complain about -mallow-movmisalign without -mvsx if
20845 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
20847 2016-02-26 Joel Sherrill <joel@rtems.org>
20849 * config.gcc: Add x86_64-*-rtems*.
20850 * config/i386/rtems-64.h: New file.
20852 2016-02-26 Joel Sherrill <joel@rtems.org>
20854 * config.gcc: Add aarch64-*-rtems*.
20855 * config/aarch64/rtems.h: New file.
20857 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
20860 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
20861 shift amount using %h. Add comment.
20863 2016-02-26 Richard Biener <rguenther@suse.de>
20864 Jeff Law <law@redhat.com>
20866 PR tree-optimization/69740
20867 * cfghooks.c (remove_edge): Request loop fixups if we delete
20868 an edge that might turn an irreducible loop into a natural
20871 2016-02-26 Martin Jambor <mjambor@suse.cz>
20873 PR middle-end/69920
20874 * tree-sra.c (sra_modify_assign): Do not remove loads of
20875 uninitialized aggregates to SSA_NAMEs.
20877 2016-02-26 Richard Henderson <rth@redhat.com>
20880 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
20881 pseudo in case the target rtx matches the source of the left
20884 2016-02-26 Martin Jambor <mjambor@suse.cz>
20887 * hsa.h (hsa_type_packed_p): Declare.
20888 * hsa.c (hsa_type_packed_p): New function.
20889 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
20891 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
20892 * hsa-brig.c (emit_basic_insn): Likewise.
20894 2016-02-26 Martin Jambor <mjambor@suse.cz>
20897 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
20899 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
20901 2016-02-26 Martin Jambor <mjambor@suse.cz>
20903 * hsa.h (is_a_helper): New overload for hsa_op_immed for
20904 hsa_op_with_type operands.
20905 (hsa_unsigned_type_for_type): Declare.
20906 * hsa.c (hsa_unsigned_type_for_type): New function.
20907 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
20908 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
20909 the finalizer. Do not emit extra move.
20911 2016-02-26 Martin Jambor <mjambor@suse.cz>
20913 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
20914 atomic operations in private segment.
20916 2016-02-26 Martin Jambor <mjambor@suse.cz>
20918 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
20919 statements to wi->info. Also disallow omp simd constructs.
20920 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
20921 for not gridifying. Dump special string for omp_for.
20923 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20926 * config/aarch64/aarch64.c (aarch64_set_current_function):
20927 Save/restore target globals when switching to
20928 target_option_default_node.
20930 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20933 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
20934 Return 0 if !SHIFT_COUNT_TRUNCATED.
20936 2016-02-26 Jakub Jelinek <jakub@redhat.com>
20937 Eric Botcazou <ebotcazou@adacore.com>
20939 PR rtl-optimization/69891
20940 * dse.c (scan_insn): If we can't figure out memset arguments
20941 or they are non-constant, call clear_rhs_from_active_local_stores.
20943 2016-02-26 Martin Liska <mliska@suse.cz>
20945 * doc/extend.texi: Mention clog10, clog10f an clog10l
20946 in Builtins section.
20948 2016-02-26 Martin Liska <mliska@suse.cz>
20950 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
20952 (resolve_args_picking_1): Likewise.
20953 * dwarf2out.h (struct GTY): Likewise.
20955 2016-02-26 Martin Liska <mliska@suse.cz>
20957 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
20958 with flag_checking.
20959 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
20961 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
20962 Martin Liska <mliska@suse.cz>
20964 * doc/install.texi: Mention --enable-valgrind-annotations.
20966 2016-02-26 Richard Biener <rguenther@suse.de>
20968 PR tree-optimization/69551
20969 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
20970 looking through aliases adjust DECL_PT_UID to refer to the
20971 ultimate alias target.
20973 2016-02-25 Martin Liska <mliska@suse.cz>
20975 PR middle-end/69919
20976 * alloc-pool.c (after_memory_report): New variable.
20977 * alloc-pool.h (base_pool_allocator ::release): Do not use
20978 the infrastructure if after_memory_report.
20979 * toplev.c (toplev::main): Mark after memory report.
20981 2016-02-25 Richard Biener <rguenther@suse.de>
20983 PR tree-optimization/48795
20984 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
20986 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
20989 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
20990 offloading is enabled and -fopenacc or -fopenmp is specified.
20991 (CRTOFFLOADEND): Likewise.
20992 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
20993 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
20994 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
20995 (offload_objects_file_name): New static var.
20996 (tool_cleanup): Remove offload_objects_file_name file.
20997 (find_offloadbeginend): Replace with ...
20998 (find_crtoffloadtable): ... this.
20999 (run_gcc): Remove offload_argc and offload_argv.
21000 Get offload_objects_file_name from -foffload-objects=... option.
21001 Read names of object files with offload from this file, pass them to
21002 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21003 don't pass offloadbegin and offloadend to the linker. Don't pass
21004 offload non-LTO files to the linker, because now they're not claimed.
21006 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21009 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21010 on builtin_unreachable.
21012 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21014 PR rtl-optimization/69896
21015 * regcprop.c: Include cfgrtl.h.
21016 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21017 than remembered mode, either delete it (if noop_move_p), or
21018 treat like copy_p but not noop_p instruction.
21020 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21023 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21024 - allow NULL decl for Fortran DW_TAG_common_block variables.
21026 2016-02-24 Jason Merrill <jason@redhat.com>
21028 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21030 2016-02-24 Richard Biener <rguenther@suse.de>
21031 Jakub Jelinek <jakub@redhat.com>
21033 PR middle-end/69760
21034 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21035 conditionally executed ops to well-defined overflow behavior.
21037 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21039 PR middle-end/69915
21040 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21043 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21045 PR rtl-optimization/69886
21046 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21047 argument. Use it when checking validity of set instructions.
21048 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21049 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21051 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21052 * store-motion.c (find_moveable_store): Update
21053 can_assign_to_reg_without_clobbers_p callsite.
21055 2016-02-24 Richard Biener <rguenther@suse.de>
21057 PR middle-end/68963
21058 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21060 (record_nonwrapping_iv): Do not fall back to the low/high bound
21061 for non-constant IV bases if the stmt is not always executed.
21063 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21065 * config/arm/arm-cores.def (cortex-a32): New entry.
21066 * config/arm/arm-tables.opt: Regenerate.
21067 * config/arm/arm-tune.md: Regenerate.
21068 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21069 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21070 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21071 for -mcpu and -mtune.
21073 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21076 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21077 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21078 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21079 (atomic_loaddi_1): Delete.
21080 (atomic_loaddi): Rewrite expander using the above changes.
21082 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21085 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21088 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21089 Richard Biener <rguenth@suse.de>
21091 PR middle-end/69909
21092 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21093 set_mem_attributes if tem is SSA_NAME which got expanded
21096 2016-02-24 Richard Biener <rguenther@suse.de>
21098 PR tree-optimization/69907
21099 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21100 end of permutations for BB vectorization.
21102 2016-02-24 Christian Bruel <christian.bruel@st.com>
21104 * config/arm/arm-c.c (arm_option_override): Initialize
21105 target_option_current_node.
21106 * config/arm/arm.c (arm_pragma_target_parse): Replace
21107 build_target_option_node call by target_option_current_node.
21108 Set target_option_current_node.
21111 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21114 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21115 define_insn_and_split to define_insn.
21116 (zero_extendqi<mode>2_dot2): Same.
21117 (extendqi<mode>2_dot): Same.
21118 (extendqi<mode>2_dot2): Same.
21120 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21122 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21123 and add bypass for AES{D,E} and AESMC pairs.
21124 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21127 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21129 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21130 series for reciprocal square root in Exynos M1.
21132 2016-02-23 Martin Sebor <msebor@redhat.com>
21135 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21136 __builtin_alloca_with_align.
21138 2016-02-23 Richard Henderson <rth@redhat.com>
21140 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21141 (ix86_register_pragmas): Remove __seg_tls.
21142 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21143 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21144 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21145 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21146 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21147 * doc/extend.texi (__seg_tls): Remove item.
21149 2016-02-23 Richard Biener <rguenther@suse.de>
21151 * alloc-pool.h (struct allocation_object): Make id member
21152 conditional on CHECKING_P again.
21153 (get_instance): Adjust.
21154 (base_pool_allocator): Likewise.
21156 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21158 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21159 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21161 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21163 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21165 2016-02-23 Richard Biener <rguenther@suse.de>
21167 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21168 * bitmap.h (struct bitmap_usage): Likewise.
21169 (bitmap_move): Declare.
21170 * bitmap.c (register_overhead): Take size_t argument.
21171 (bitmap_move): New function.
21172 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21173 to properly account overhead.
21174 * tree.c (free_node): Use tree_size.
21176 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21179 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21180 when inverting comparison.
21183 * common.opt (Wunreachable-code): Add Warning flag.
21185 2016-02-23 Mark Wielaard <mjw@redhat.com>
21186 Jakub Jelinek <jakub@redhat.com>
21189 * cgraphunit.c (check_global_declaration): Check main_input_filename
21190 and DECL_SOURCE_FILE are not NULL.
21192 2016-02-23 Martin Jambor <mjambor@suse.cz>
21194 PR tree-optimization/69666
21195 * tree-sra.c (sra_modify_assign): Do not attempt to create
21196 default_def replacements for unscalarizable regions.
21198 2016-02-20 Mark Wielaard <mjw@redhat.com>
21201 * cgraphunit.c (check_global_declaration): Check level of
21202 warn_unused_const_variable and main_input_filename.
21203 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21204 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21205 (-Wunused-const-variable): Explain levels 1 and 2.
21207 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21210 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21211 identical arguments. Formatting and spelling fixes.
21214 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21219 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21220 and m68k-devices.def.
21221 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21222 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21224 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21226 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21227 and HImode registers.
21229 2016-02-22 Richard Biener <rguenther@suse.de>
21231 PR tree-optimization/69882
21232 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21233 preserve permutations present because of gaps.
21234 (vect_supported_load_permutation_p): Always continue checking
21235 permutations after vect_attempt_slp_rearrange_stmts.
21237 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21239 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21240 min_profitable_estimate, rather than min_profitable_iters.
21242 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21245 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21246 SImode for last match_operand.
21248 2016-02-22 Martin Liska <mliska@suse.cz>
21250 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
21251 return bitsize - 1 as the return value.
21253 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
21257 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
21258 Handle negative shift counts.
21259 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
21260 force_reg on the shift constant.
21261 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
21262 (lshrsi3_d): Handle negative shift counts.
21264 2016-02-22 Richard Biener <rguenther@suse.de>
21265 Tom de Vries <tom@codesourcery.com>
21267 * graph.c: Include dumpfile.h.
21268 (print_graph_cfg): Split into three overloads.
21269 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
21271 2016-02-22 Tom de Vries <tom@codesourcery.com>
21273 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
21276 2016-02-22 Richard Biener <rguenther@suse.de>
21279 * ipa-inline-transform.c (inline_call): When not updating
21280 overall summaries adjust self size by the growth estimate.
21281 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
21282 hash-set, do not update overall summaries here. Renamed from ...
21283 (inline_to_all_callers): ... this which is now wrapping the
21284 above and performing delayed overall summary update.
21285 (early_inline_small_functions): Delay updating of the overall
21288 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
21290 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
21293 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21296 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
21297 :%* in %:gt() argument.
21298 (greater_than_spec_func): Adjust for expecting only numbers,
21299 if there are more than two numbers, compare the last two.
21301 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
21303 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
21304 -Wnarrowing with -std.
21306 2016-02-19 Jakub Jelinek <jakub@redhat.com>
21309 * expr.c (store_field): Don't use bit-field path if exp is
21310 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
21311 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
21312 and the assignment can be performed by bitwise copy. Formatting
21315 PR middle-end/69838
21316 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
21317 call copy_reg_eh_region_note_forward on before and/or after sequences
21318 and remove note from insn if it no longer can throw.
21321 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
21322 if TARGET_AVX512BW.
21324 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21326 * config/s390/vector.md: Add missing commutative operand markers
21327 to the patterns which qualify for one.
21328 * config/s390/vx-builtins.md: Likewise.
21330 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21332 * config/s390/vector.md (VI, VI_QHS): Add single element vector
21333 types to mode iterators.
21334 (vec_double): ... and mode attribute.
21335 * config/s390/vx-builtins.md (non_vec_int): Likewise.
21337 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21339 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
21340 Change the predicate of op2 from nonimmediate to general and let
21341 reload fix it if necessary.
21343 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21345 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
21347 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21349 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
21352 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21354 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
21355 * config/s390/s390.c (s390_expand_vec_movstr): New function.
21356 * config/s390/s390.md ("movstr<P:mode>"): Call
21357 s390_expand_vec_movstr.
21359 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21361 * config/s390/s390.md: Add missing output modifier for operand 1
21362 to print it as address properly.
21364 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21366 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
21367 * config/s390/2964.md: New file.
21368 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
21369 of insn grouping attributes depending on the CPU level.
21370 (s390_get_unit_mask): New function.
21371 (s390_sched_score): Remove the OOO from the scheduling macros.
21372 Add loop to calculate a score for the instruction mix.
21373 (s390_sched_reorder): Likewise plus improve debug output.
21374 (s390_sched_variable_issue): Rename macros as above. Calculate
21375 the unit distances after actually scheduling an insn. Improve
21377 (s390_sched_init): Clear last_scheduled_unit_distance array.
21378 * config/s390/s390.md: Include 2964.md.
21380 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21383 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
21384 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
21385 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
21386 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
21387 *avx512f_<code>v8div16qi2_mask_1): New insns.
21389 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
21392 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
21395 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
21396 earlyclobber from target. Use wF constraint for fused memory
21398 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
21400 2016-02-18 Jakub Jelinek <jakub@redhat.com>
21401 Martin Liska <mliska@suse.cz>
21404 * cfgexpand.c (asan_sanitize_stack_p): New function.
21405 (partition_stack_vars): Use the function.
21406 (expand_stack_vars): Likewise.
21407 (defer_stack_allocation): Likewise.
21408 (expand_used_vars): Likewise.
21410 2016-02-18 Richard Biener <rguenther@suse.de>
21412 PR middle-end/69553
21413 * fold-const.c (operand_equal_p): Properly compare offsets for
21414 IMAGPART_EXPR and ARRAY_REF.
21416 2016-02-18 Nick Clifton <nickc@redhat.com>
21420 * config/arm/arm.c (arm_option_override_internal): Disable
21421 interworking if the target does not support thumb instructions.
21422 (arm_reload_in_hi): Handle the case where a register to register
21423 move needs reloading because there is no simple pattern to handle
21425 (arm_reload_out_hi): Likewise.
21427 2016-02-18 Richard Biener <rguenther@suse.de>
21429 PR middle-end/69854
21430 * match.pd: Don't use fold_binary or fold_unary for folding
21433 2016-02-17 Jakub Jelinek <jakub@redhat.com>
21436 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
21437 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
21438 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
21439 warn on gimple_no_warning_p statements.
21441 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
21443 * doc/extend.texi (C++ Attributes): Correct description of
21444 warn_unused type attribute.
21446 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21448 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
21449 correct instruction.
21451 2016-02-17 Richard Biener <rguenther@suse.de>
21453 PR rtl-optimization/69609
21454 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
21455 (find_traces_1_round): When ending a trace update cached priority
21457 (bb_to_key): Use cached priority when available.
21458 (copy_bb): Initialize cached priority.
21459 (reorder_basic_blocks_software_trace_cache): Likewise.
21461 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21464 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
21466 (aarch64_comparison_operator): Break overly long line into two.
21467 (aarch64_comparison_operation): Likewise.
21468 * config/aarch64/aarch64.md (cstorecc4): Use
21469 aarch64_comparison_operator_mode instead of
21470 aarch64_comparison_operator.
21471 (cstore<mode>4): Likewise.
21472 (aarch64_cstore<mode>): Likewise.
21473 (*cstoresi_insn_uxtw): Likewise.
21474 (cstore<mode>_neg): Likewise.
21475 (*cstoresi_neg_uxtw): Likewise.
21477 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21480 * config/arm/predicates.md (arm_comparison_operator_mode):
21482 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
21483 instead of arm_comparison_operator.
21484 (*mov_negscc): Likewise.
21485 (*mov_notscc): Likewise.
21486 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
21487 (*thumb2_mov_negscc): Likewise.
21488 (*thumb2_mov_negscc_strict_it): Likewise.
21489 (*thumb2_mov_notscc): Likewise.
21490 (*thumb2_mov_notscc_strict_it): Likewise.
21492 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
21494 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
21495 Add missing return.
21497 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
21499 * config/visium/visium.c (machine_libfunc_index): New enum.
21500 (machine_libfuncs): New structure.
21501 (visium_libfuncs): New static variable.
21502 (TARGET_INIT_LIBFUNCS): Define to...
21503 (visium_init_libfuncs): ...this. New function.
21504 (expand_block_move_4): Use the appropriate libfunc.
21505 (expand_block_move_2): Likewise.
21506 (expand_block_move_1): Likewise.
21507 (expand_block_set_4): Likewise.
21508 (expand_block_set_2): Likewise.
21509 (expand_block_set_1): Likewise.
21510 (visium_trampoline_init): Likewise.
21512 2016-02-17 Nick Clifton <nickc@redhat.com>
21514 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
21515 TI's devices.csv file as of March 2016.
21517 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
21520 * opts-global.c (handle_common_deferred_options): Introduce and
21521 initialize two global variables to remember command-line options
21522 specifying a stack-limiting register.
21523 * opts.h: Add extern declarations of the two new global variables.
21524 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
21525 variable based on the values of the two new global variables.
21527 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21530 * common.opt (Wnonnull-compare): New warning.
21531 * doc/invoke.texi (-Wnonnull): Remove text about comparison
21532 of arguments against NULL.
21533 (-Wnonnull-compare): Document.
21534 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
21535 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
21536 * passes.def (pass_warn_nonnull_compare): Add.
21537 * gimple-ssa-nonnull-compare.c: New file.
21539 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21541 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
21542 AARCH64_EXTRA_TUNE_RECIP_SQRT.
21544 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21546 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
21547 reciprocal sqrt for -mlow-precision-recip-sqrt.
21549 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21550 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21552 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
21553 always use lane loads to construct non-constant vectors.
21555 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
21557 * config/aarch64/aarch64.md
21558 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
21559 constraints for operand 3.
21560 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
21562 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21563 Richard Biener <rguenther@suse.de>
21565 PR tree-optimization/69820
21566 * tree-vect-patterns.c (type_conversion_p): Return false if
21567 *orig_type is unsigned single precision or boolean.
21568 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
21571 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21573 PR rtl-optimization/69764
21574 PR rtl-optimization/69771
21575 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
21576 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
21578 2016-02-16 Richard Biener <rguenther@suse.de>
21580 PR tree-optimization/69776
21581 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
21583 (indirect_refs_may_alias_p): Likewise.
21584 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
21585 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
21586 according to tbaa_p.
21587 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
21588 (optimize_stmt): For redundant store discovery do not allow tbaa.
21590 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
21592 PR tree-optimization/69714
21593 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
21594 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
21596 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
21598 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
21599 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
21600 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
21601 * config/arc/arc.c (arc_init): Check FPU options.
21602 (get_arc_condition_code): Handle new CC_FPU* modes.
21603 (arc_select_cc_mode): Likewise.
21604 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
21605 register pair only. Allow access for ARCv2 accumulator.
21606 (gen_compare_reg): Whenever we have FPU support use FPU compare
21608 (arc_reorg): Don't generate brcc insns when FPU compare
21609 instructions are involved.
21610 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
21611 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
21612 floating point emulation.
21613 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
21614 (REVERSE_CONDITION): Add new CC_FPU* modes.
21615 (TARGET_FP_SP_BASE): Define.
21616 (TARGET_FP_DP_BASE): Likewise.
21617 (TARGET_FP_SP_FUSED): Likewise.
21618 (TARGET_FP_DP_FUSED): Likewise.
21619 (TARGET_FP_SP_CONV): Likewise.
21620 (TARGET_FP_DP_CONV): Likewise.
21621 (TARGET_FP_SP_SQRT): Likewise.
21622 (TARGET_FP_DP_SQRT): Likewise.
21623 (TARGET_FP_DP_AX): Likewise.
21624 * config/arc/arc.md (ARCV2_ACC): New constant.
21625 (type): New fpu type attribute.
21626 (SDF): Conditional iterator.
21627 (cstore<mode>, cbranch<mode>): Change expand condition.
21628 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
21629 handles FPU/FPX cases as well.
21630 * config/arc/arc.opt (mfpu): New option.
21631 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
21633 (adddf3, muldf3, subdf3): Removed.
21634 * config/arc/predicates.md (proper_comparison_operator): Recognize
21636 * config/arc/fpu.md: New file.
21637 * doc/invoke.texi (ARC Options): Document mfpu option.
21639 2016-02-16 Richard Biener <rguenther@suse.de>
21641 PR rtl-optimization/69291
21642 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
21643 noce_operand_ok check.
21645 2016-02-16 Tom de Vries <tom@codesourcery.com>
21648 * omp-low.c (simd_clone_create): Remove call to
21649 symtab->call_cgraph_insertion_hooks.
21651 2016-02-16 Jakub Jelinek <jakub@redhat.com>
21653 PR tree-optimization/69802
21654 * tree-ssa-reassoc.c (update_range_test): If op is
21655 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
21656 op == 1 test of precision 1 integral op, otherwise handle
21657 that case as op itself. Fix up formatting.
21658 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
21661 2016-02-16 Richard Biener <rguenther@suse.de>
21663 PR tree-optimization/69586
21664 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
21665 types for conversion sources.
21667 2016-02-16 Richard Biener <rguenther@suse.de>
21669 PR middle-end/69801
21670 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
21671 mask OEP_ADDRESS_OF.
21673 2016-02-16 Alan Modra <amodra@gmail.com>
21676 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
21677 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
21678 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
21680 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
21681 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
21682 (p8_fmrgow_<mode>): Likewise.
21683 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
21685 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
21686 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
21687 to use movdi_internal64. Remove op0_di.
21688 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
21690 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
21692 Add support for the FCCMP insn types
21694 * config/aarch64/aarch64.md (fccmp): Change insn type.
21695 (fccmpe): Likewise.
21696 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
21697 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
21698 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
21699 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
21700 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
21701 * config/arm/types.md (fccmps): Add new insn type.
21702 (fccmpd): Likewise.
21704 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
21706 * alias.c (get_alias_set): Fix a typo in comment.
21708 2016-02-15 Richard Biener <rguenther@suse.de>
21710 PR tree-optimization/69595
21711 * match.pd: Complete range test simplification to true.
21713 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
21715 PR rtl-optimization/69648
21716 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
21717 pic_offset_table_rtx.
21719 PR rtl-optimization/69752
21720 * ira.c (update_equiv_regs): When looking for more than a single SET,
21721 also take other side effects into account.
21723 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21725 * config/s390/s390.c (s390_function_profiler): Add a new sequence
21726 for z900+ CPUs in 31-bit mode.
21728 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
21730 * common/config/s390/s390-common.c (s390_supports_split_stack):
21732 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
21733 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
21734 * config/s390/s390.c (struct machine_function): New field
21735 split_stack_varargs_pointer.
21736 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
21737 in s390_emit_prologue.
21738 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
21740 (morestack_ref): New global.
21741 (SPLIT_STACK_AVAILABLE): New macro.
21742 (s390_expand_split_stack_prologue): New function.
21743 (s390_live_on_entry): New function.
21744 (s390_va_start): Use split-stack vararg pointer if appropriate.
21745 (s390_asm_file_end): Emit the split-stack note sections.
21746 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
21747 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
21748 (UNSPECV_SPLIT_STACK_CALL): New unspec.
21749 (UNSPECV_SPLIT_STACK_DATA): New unspec.
21750 (split_stack_prologue): New expand.
21751 (split_stack_space_check): New expand.
21752 (split_stack_data): New insn.
21753 (split_stack_call): New expand.
21754 (split_stack_call_*): New insn.
21755 (split_stack_cond_call): New expand.
21756 (split_stack_cond_call_*): New insn.
21758 2016-02-15 Richard Biener <rguenther@suse.de>
21760 PR tree-optimization/69783
21761 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
21762 Add trivially correct cases.
21764 2016-02-15 Tom de Vries <tom@codesourcery.com>
21767 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
21769 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
21771 2016-02-15 Richard Biener <rguenther@suse.de>
21773 PR tree-optimization/69776
21774 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21775 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
21776 indicate whether we can use TBAA to disambiguate against stores.
21777 Use alias-set zero if not.
21778 (visit_reference_op_store): Do not use TBAA when looking up
21780 * tree-ssa-pre.c (compute_avail): Use TBAA here.
21781 (eliminate_dom_walker::before_dom_children): But not when looking
21782 up redundant stores.
21784 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
21786 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
21788 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21790 * config/i386/znver1.md
21791 (znver1_pop, znver1_pop_mem,
21792 znver1_load_imov_double_store,
21793 znver1_load_imov_direct_store,
21794 znver1_load_imov_direct_load,
21795 znver1_load_imov_double_load): Add new.
21796 (znver1_insn, znver1_insn_load): Add icmov type.
21797 (znver1_sseavx_fma,
21798 znver1_sseavx_fma_load,
21800 znver1_avx256_fma_load): Fix pipe usage.
21802 2016-02-14 Alan Modra <amodra@gmail.com>
21805 * reload.c (find_reloads_address_1): For pre/post-inc/dec
21806 with an invalid hard reg, reload just the reg not the entire
21807 pre/post-inc/dec address expression.
21809 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21812 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
21813 fixed R1_REG scratch reg.
21814 (sibcall_value_pcrel_fdpic): Likewise.
21816 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
21820 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
21822 2016-02-12 Walter Lee <walt@tilera.com>
21824 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
21825 * config/tilegx/t-tilegx: Likewise.
21827 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21830 * diagnostic-show-locus.c (struct line_span): New struct.
21831 (layout::get_first_line): Delete.
21832 (layout::get_last_line): Delete.
21833 (layout::get_num_line_spans): New member function.
21834 (layout::get_line_span): Likewise.
21835 (layout::print_heading_for_line_span_index_p): Likewise.
21836 (layout::get_expanded_location): Likewise.
21837 (layout::calculate_line_spans): Likewise.
21838 (layout::m_first_line): Delete.
21839 (layout::m_last_line): Delete.
21840 (layout::m_line_spans): New field.
21841 (layout::layout): Update comment. Replace m_first_line and
21842 m_last_line with m_line_spans, replacing their initialization
21843 with a call to calculate_line_spans.
21844 (diagnostic_show_locus): When printing source lines and
21845 annotations, rather than looping over a single span
21846 of lines, instead loop over each line_span within
21847 the layout, with an inner loop over the lines within them.
21848 Call the context's start_span callback when changing line spans.
21849 * diagnostic.c (diagnostic_initialize): Initialize start_span.
21850 (diagnostic_build_prefix): Break out the building of the location
21851 part of the string into...
21852 (diagnostic_get_location_text): ...this new function, rewriting
21853 it from nested ternary expressions to a sequence of "if"
21855 (default_diagnostic_start_span_fn): New function.
21856 * diagnostic.h (diagnostic_start_span_fn): New typedef.
21857 (diagnostic_context::start_span): New field.
21858 (default_diagnostic_start_span_fn): New prototype.
21860 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21863 * gcc.c (driver::finalize): Fix cleanup of "specs".
21865 2016-02-12 David Malcolm <dmalcolm@redhat.com>
21869 * gcc.c (driver::driver): Initialize m_option_suggestions.
21870 (driver::~driver): Clean up m_option_suggestions.
21871 (suggest_option): Convert to...
21872 (driver::suggest_option): ...this, and split out into
21873 driver::build_option_suggestions and find_closest_string.
21874 (driver::build_option_suggestions): New function, from
21875 first half of suggest_option. Special-case
21876 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
21877 the sanitizer_opts array. For options of enum types, add the
21878 various enum values to the candidate strings.
21879 (driver::handle_unrecognized_options): Remove "const".
21880 * gcc.h (driver::handle_unrecognized_options): Likewise.
21881 (driver::build_option_suggestions): New decl.
21882 (driver::suggest_option): New decl.
21883 (driver::m_option_suggestions): New field.
21884 * opts-common.c (add_misspelling_candidates): New function.
21885 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
21886 and make non-static.
21887 * opts.h (sanitizer_opts): New array decl.
21888 (add_misspelling_candidates): New function decl.
21889 * spellcheck.c (find_closest_string): New function.
21890 * spellcheck.h (find_closest_string): New function decl.
21892 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21894 PR rtl-optimization/69764
21895 PR rtl-optimization/69771
21896 * optabs.c (expand_binop_directly): For shift_optab_p, force
21897 convert_modes with VOIDmode if xop1 has VOIDmode.
21899 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
21902 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
21903 to correctly determine instrumentation thunks.
21905 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21908 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
21909 type by reference, force lhs on the call.
21912 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
21913 Compute retval and retbnd early in all cases if split_part_return_p
21914 and return_bb is not EXIT. Remove all clobber stmts and reset
21915 all debug stmts that refer to SSA_NAMEs defined in split part,
21916 except if it is retval, in that case replace the old retval with the
21917 lhs of the call to the split part.
21919 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21922 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21924 PR middle-end/66726
21925 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21926 whose result is used in PHI.
21927 (maybe_optimize_range_tests): Likewise.
21928 (final_range_test_p): Likweise.
21930 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
21932 PR middle-end/66726
21933 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
21934 whose result is used in PHI.
21935 (maybe_optimize_range_tests): Likewise.
21936 (final_range_test_p): Likweise.
21938 2016-02-12 Jakub Jelinek <jakub@redhat.com>
21940 * cgraph.c: Spelling fixes - behaviour -> behavior and
21941 neighbour -> neighbor.
21942 * target.def: Likewise.
21943 * sel-sched.c: Likewise.
21944 * config/mips/mips.c: Likewise.
21945 * config/arc/arc.md: Likewise.
21946 * config/arm/cortex-a57.md: Likewise.
21947 * config/arm/arm.c: Likewise.
21948 * config/arm/neon.md: Likewise.
21949 * config/arm/arm-c.c: Likewise.
21950 * config/vms/vms-c.c: Likewise.
21951 * config/s390/s390.c: Likewise.
21952 * config/i386/znver1.md: Likewise.
21953 * config/i386/i386.c: Likewise.
21954 * config/ia64/hpux-unix2003.h: Likewise.
21955 * config/msp430/msp430.md: Likewise.
21956 * config/rx/rx.c: Likewise.
21957 * config/rx/rx.md: Likewise.
21958 * config/aarch64/aarch64-simd.md: Likewise.
21959 * config/aarch64/aarch64.c: Likewise.
21960 * config/nvptx/nvptx.c: Likewise.
21961 * config/bfin/bfin.c: Likewise.
21962 * config/cris/cris.opt: Likewise.
21963 * config/rs6000/rs6000.c: Likewise.
21964 * target.h: Likewise.
21965 * spellcheck.c: Likewise.
21966 * ira-build.c: Likewise.
21967 * tree-inline.c: Likewise.
21968 * builtins.c: Likewise.
21969 * lra-constraints.c: Likewise.
21970 * explow.c: Likewise.
21971 * hwint.h: Likewise.
21972 * targhooks.c: Likewise.
21973 * tree-vect-data-refs.c: Likewise.
21974 * expr.c: Likewise.
21975 * doc/tm.texi: Likewise.
21976 * doc/extend.texi: Likewise.
21977 * doc/install.texi: Likewise.
21978 * doc/md.texi: Likewise.
21979 * tree-ssa-tail-merge.c: Likewise.
21980 * sched-int.h: Likewise.
21981 * match.pd: Likewise.
21982 * sched-ebb.c: Likewise.
21983 * target.def (omit_struct_return_reg): Likewise.
21984 * gimple-ssa-isolate-paths.c: Likewise.
21985 (find_implicit_erroneous_behaviour): Renamed to...
21986 (find_implicit_erroneous_behavior): ... this.
21987 (find_explicit_erroneous_behaviour): Renamed to...
21988 (find_explicit_erroneous_behavior): ... this.
21989 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
21991 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
21993 PR rtl-optimization/64682
21994 PR rtl-optimization/69567
21995 PR rtl-optimization/69737
21996 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
21997 in I2 as well, just lose it.
21999 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22001 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22003 (aarch64_last_printed_tune_string): Likewise.
22004 (aarch64_declare_function_name): Only output .arch assembler
22005 directive if it will be different from the previously output
22006 directive. Same for .tune comment but only if -dA is set.
22007 (aarch64_start_file): New function.
22008 (TARGET_ASM_FILE_START): Define.
22010 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22013 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22015 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22018 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22019 -Wmaybe-uninitialized warning.
22021 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22024 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22026 2016-02-11 Richard Biener <rguenther@suse.de>
22028 PR rtl-optimization/69291
22029 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22030 subexpressions affected by changing the result.
22032 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22035 * lra-constraints.c (curr_insn_transform): Find in/out operands
22036 for secondary memory moves. Update dups.
22038 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22040 PR tree-optimization/69652
22041 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22042 to nested loop, did source re-formatting, skip debug statements,
22043 add check on statement with volatile operand, remove dead scalar
22046 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22047 Patrick Palka <ppalka@gcc.gnu.org>
22051 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22052 calls if the return type is TREE_ADDRESSABLE.
22053 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22054 * ipa-split.c (split_function): Fix doubled "we" in comment.
22055 Use void return type for the split part even if
22056 !split_point->split_part_set_retval.
22058 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22060 PR tree-optimization/68021
22061 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22062 when computing the value of biv cand by itself.
22064 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22066 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22067 (cortexa57_tunings): Likewise.
22068 (cortexa72_tunings): Likewise.
22069 (arch_macro_fusion_pair_p): Add support for AES fusion.
22070 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22071 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22072 Allow virtual registers before reload so early scheduling works.
22073 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22074 correct latency and pipeline.
22075 (cortex_a57_crypto_complex): Likewise.
22076 (cortex_a57_crypto_xor): Likewise.
22077 (define_bypass): Add AES bypass.
22079 2016-02-10 Richard Biener <rguenther@suse.de>
22081 PR tree-optimization/69726
22082 * passes.def: Add DCE pass before late uninit.
22083 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22084 really fixup if-conversions job.
22086 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22088 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22089 (arm_cortex_a57_tune): Likewise.
22090 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22091 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22093 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22095 * timevar.def (TV_PHASE_DBGINFO): Delete.
22096 (TV_PHASE_CHECK_DBGINFO): Likewise.
22097 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22099 2016-02-10 Richard Biener <rguenther@suse.de>
22101 PR tree-optimization/69719
22102 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22103 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22105 2016-02-09 Andrew Pinski <apinski@cavium.com>
22108 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22109 get_vcond_mask_icode returns false.
22111 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22114 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22115 an ADDIS that adds a pointer to a large constant that sets the
22116 upper16 bits with a load operation.
22118 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22121 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22123 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22125 (vzipq_s16): Likewise.
22126 (vzipq_s32): Likewise.
22127 (vzipq_f32): Likewise.
22128 (vzipq_u8): Likewise.
22129 (vzipq_u16): Likewise.
22130 (vzipq_u32): Likewise.
22131 (vzipq_p8): Likewise.
22132 (vzipq_p16): Likewise.
22134 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22137 * config/arm/arm.c (neon_endian_lane_map): New function.
22138 (neon_vector_pair_endian_lane_map): New function.
22139 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22140 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22142 (vuzpq_s16): Likewise.
22143 (vuzpq_s32): Likewise.
22144 (vuzpq_f32): Likewise.
22145 (vuzpq_u8): Likewise.
22146 (vuzpq_u16): Likewise.
22147 (vuzpq_u32): Likewise.
22148 (vuzpq_p8): Likewise.
22149 (vuzpq_p16): Likewise.
22151 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22154 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22157 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22159 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22160 truncate const_int operand 1 to QImode.
22162 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22164 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22165 corresponding to an abnormal edge.
22167 2016-02-09 Tom de Vries <tom@codesourcery.com>
22169 PR tree-optimization/69599
22170 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22172 (find_func_aliases_for_builtin_call, find_func_clobbers)
22173 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22176 2016-02-09 Richard Biener <rguenther@suse.de>
22178 PR tree-optimization/69715
22179 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22180 LHS on calls as non-rewritable.
22182 2016-02-09 Tom de Vries <tom@codesourcery.com>
22185 * lto-wrapper.c (append_diag_options): New function.
22186 (compile_offload_image): Call append_diag_options.
22188 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22191 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22192 Minor copy-edit to fix verb tenses.
22194 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22196 PR tree-optimization/69209
22197 * ipa-split.c (split_function): If split part is not
22198 returning retval, retval has gimple type but is not
22199 gimple value, force it into a SSA_NAME first.
22201 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22203 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22206 2016-02-08 Jason Merrill <jason@redhat.com>
22209 * convert.c (convert_to_integer_1): Check dofold on truncation
22211 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22212 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22213 Rename from *_nofold.
22214 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22215 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22217 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22220 * tree.c (build_common_tree_nodes): Remove short_double argument.
22221 All callers changed.
22222 * tree.h (build_common_tree_nodes): Adjust declaration.
22223 * doc/invoke.texi (-fshort-double): Remove documentation.
22224 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22225 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22226 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22227 (append_linker_options): Don't handle OPT_fshort_double.
22229 PR rtl-optimization/68730
22230 * lra-remat.c (insn_to_cand_activation): New static variable.
22231 (lra_remat): Allocate and free it.
22232 (create_cand): New arg activation. Initialize a field in
22233 insn_to_cand_activation if it is nonnull.
22234 (create_cands): Pass the activation insn to create_cand when making
22235 a candidate involving an output reload. Reorganize code a little.
22236 (do_remat): Keep track of active status of candidates in a separate
22239 2016-02-08 Richard Biener <rguenther@suse.de>
22241 PR tree-optimization/69719
22242 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22243 Properly use absolute of the difference of the two offsets to
22244 compare or adjust the segment length.
22246 2016-02-08 Richard Biener <rguenther@suse.de>
22247 Jeff Law <law@redhat.com>
22250 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
22251 types for anonymous SSA names.
22253 2016-02-08 Richard Biener <rguenther@suse.de>
22255 PR rtl-optimization/69274
22256 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
22258 2016-02-08 Jeff Law <law@redhat.com>
22260 PR tree-optimization/65917
22261 * tree-ssa-dom.c (record_temporary_equivalences): Record both
22262 equivalences from if (x == y) style conditionals.
22263 (loop_depth_of_name): Remove.
22264 (record_equality): Remove loop depth check.
22265 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
22266 (const_and_copies::record_const_or_copy_raw): New member function.
22267 * tree-ssa-scopedtables.c
22268 (const_and_copies::record_const_or_copy_raw): New, factored out of
22269 (const_and_copies::record_const_or_copy): Call new member function.
22271 2016-02-05 Jeff Law <law@redhat.com>
22273 PR tree-optimization/68541
22274 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
22275 (count_stmts_in_block): New function.
22276 (poor_ifcvt_candidate_code): Likewise.
22277 (is_feasible_trace): Add some heuristics to determine when path
22278 splitting is profitable.
22279 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
22280 is a diamond with a single exit.
22282 2016-02-05 Martin Sebor <msebor@redhat.com>
22285 * doc/invoke.texi: Update -Wplacement-new to take an optional
22288 2016-02-06 Richard Henderson <rth@redhat.com>
22291 * tree.c (tree_nop_conversion_p): Do not strip casts into or
22292 out of non-standard address spaces.
22294 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22296 PR rtl-optimization/69691
22297 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
22299 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
22301 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
22302 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
22303 (*ieee128_mfvsrd_64bit): Likewise.
22304 (*ieee128_mfvsrd_32bit): Likewise.
22306 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
22310 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
22312 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
22313 instrumented_version.
22315 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
22317 * doc/invoke.texi (Optimize Options): In table of --param options
22318 rename second occurrence of tracer-min-branch-ratio to
22319 tracer-min-branch-probability, rename
22320 tracer-min-branch-ratio-feedback to
22321 tracer-min-branch-probability-feedback and clarify description,
22322 rename sched-spec-state-edge-prob-cutoff to
22323 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
22324 to selsched-insns-to-rename, rename lto-minpartition to
22325 lto-min-partition, delete reorder-blocks-duplicate and
22326 reorder-blocks-duplicate-feedback.
22328 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22330 * config/s390/s390.c (s390_register_info_set_ranges): Remove
22333 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
22335 * doc/extend.texi: S/390: Correct some typos.
22337 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22339 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
22341 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22344 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
22345 (s390_register_info_gprtofpr): Use new macros above.
22346 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
22348 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
22349 its name. Adjust restore and save gpr ranges.
22350 (s390_register_info_set_ranges): New function.
22351 (s390_register_info): Use new macros above. Call
22352 s390_register_info_set_ranges.
22353 (s390_optimize_register_info): Likewise.
22354 (s390_hard_regno_rename_ok): Use new macros.
22355 (s390_hard_regno_scratch_ok): Likewise.
22356 (s390_emit_epilogue): Likewise.
22357 (s390_can_use_return_insn): Likewise.
22358 (s390_optimize_prologue): Likewise.
22359 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
22361 2016-02-05 Jakub Jelinek <jakub@redhat.com>
22364 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
22366 (ix86_option_override_internal): Disable TARGET_STV even for
22367 -m{incoming,preferred}-stack-boundary=3.
22369 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22371 * config.gcc: Mark deprecated rtems targets as obsolete.
22373 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
22375 PR rtl-optimization/64682
22376 PR rtl-optimization/69567
22377 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
22378 before I2 only if the register is both used and set in I2.
22380 2016-02-04 DJ Delorie <dj@redhat.com>
22382 * config/msp430/msp430.c (msp430_start_function): Add function type.
22384 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22387 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
22389 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
22391 PR rtl-optimization/69577
22393 2015-10-29 Richard Henderson <rth@redhat.com>
22397 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
22398 sse check to the exact conditions of PR 67609.
22400 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
22403 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
22404 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
22405 not allowed into the traditional Altivec registers.
22406 (movtd_64bit_nodm): Likewise.
22407 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
22409 2016-02-04 David Malcolm <dmalcolm@redhat.com>
22411 * config/aarch64/cortex-a57-fma-steering.c
22412 (aarch64_register_fma_steering): Remove "static" from arguments
22415 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
22418 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
22419 twice when complex.
22421 2016-02-04 Mike Frysinger <vapier@gentoo.org>
22423 * doc/invoke.texi: Delete -mno-fma4.
22425 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
22427 PR rtl-optimization/69577
22428 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
22429 (find_subregs_of_mode): Update accordingly. Iterate over partial
22432 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
22434 * config/arm/arm-protos.h (neon_reinterpret): Remove.
22435 * config/arm/arm.c (neon_reinterpret): Remove.
22436 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
22437 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
22438 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
22439 vreinterpretti): Remove.
22440 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
22441 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
22442 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
22443 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
22444 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
22445 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
22446 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
22447 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
22448 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
22449 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
22450 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
22451 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
22452 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
22453 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
22454 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
22455 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
22456 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
22457 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
22458 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
22459 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
22460 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
22461 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
22462 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
22463 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
22464 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
22465 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
22466 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
22467 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
22468 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
22469 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
22470 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
22471 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
22472 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
22473 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
22474 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
22475 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
22476 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
22477 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
22478 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
22479 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
22480 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
22481 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
22482 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
22483 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
22484 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
22485 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
22486 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
22487 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
22488 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
22489 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
22490 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
22491 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
22492 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
22493 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
22494 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
22495 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
22496 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
22497 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
22498 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
22499 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
22500 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
22501 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
22502 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
22503 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
22504 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
22505 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
22506 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
22507 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
22508 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
22509 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
22510 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
22511 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
22512 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
22513 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
22514 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
22515 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
22516 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
22517 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
22518 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
22519 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
22520 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
22521 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
22522 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
22523 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
22524 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
22525 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
22526 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
22527 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
22528 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
22529 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
22530 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
22531 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
22532 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
22533 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
22534 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
22535 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
22536 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
22537 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
22538 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
22539 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
22540 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
22541 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
22542 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
22544 2016-02-04 Martin Liska <mliska@suse.cz>
22547 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
22548 that are gimple_store_p.
22549 (maybe_instrument_call): Likewise.
22551 2016-02-04 Bin Cheng <bin.cheng@arm.com>
22553 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
22554 register scaling out of memory reference and comment why.
22556 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22560 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
22561 folding the source of a SET.
22563 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22567 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
22568 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
22570 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
22574 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
22577 2016-02-04 Christian Bruel <christian.bruel@st.com>
22579 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
22580 * config/arm/arm.c (arm_set_current_function): Likewise.
22582 2016-02-04 Jakub Jelinek <jakub@redhat.com>
22583 Ilya Enkovich <enkovich.gnu@gmail.com>
22584 H.J. Lu <hongjiu.lu@intel.com>
22587 * config/i386/i386.c (convert_scalars_to_vector): Remove
22588 stack alignment fixes.
22589 (ix86_option_override_internal): Disable TARGET_STV if stack
22590 might not be aligned enough.
22591 (ix86_minimum_alignment): Assert that TARGET_STV is false.
22593 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
22595 * config/i386/x86-tune.def: Disable default prefetching
22598 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
22599 Vladimir Makarov <vmakarov@redhat.com>
22602 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
22603 in validating fused toc addresses.
22605 2016-02-03 Jakub Jelinek <jakub@redhat.com>
22608 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
22609 range->m_caret fields if range->m_show_caret_p is false.
22612 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
22613 Force oldval into register if it does not satisfy reg_or_short_operand
22614 predicate. Fix up formatting.
22616 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
22617 Alexandre Oliva <aoliva@redhat.com>
22620 * lra-constraints.c (simplify_operand_subreg): Check additionally
22621 address validity after potential reloading.
22622 (process_address_1): Check insns validity. In case of failure do
22625 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
22628 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
22631 2016-02-02 Jakub Jelinek <jakub@redhat.com>
22633 * wide-int.cc (canonize_uhwi): New function.
22634 (wi::divmod_internal): Use it.
22636 2016-02-02 James Norris <jnorris@codesourcery.com>
22638 * gimplify.c (omp_notice_variable): Add usage check.
22640 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
22642 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
22643 like LE, GE, LT, GT when emitting relational operator.
22645 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22647 * ira-costs.c (find_costs_and_classes): Add extra argument.
22648 * target.def (ira_change_pseudo_allocno_class): Add parameter.
22649 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
22650 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
22651 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
22652 Add best_class parameter, and return it if not ALL_REGS.
22653 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
22655 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
22656 Update target hook.
22658 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
22660 * config/aarch64/aarch64.c
22661 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
22662 (aarch64_ira_change_pseudo_allocno_class): New function.
22664 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
22667 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
22669 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22671 * config/avr/avr.c (avr_option_override): Set
22672 PARAM_ALLOW_STORE_DATA_RACES to 1.
22674 2016-02-02 Richard Biener <rguenther@suse.de>
22676 PR tree-optimization/69595
22677 * match.pd: Add range test simplifications to true/false.
22679 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
22681 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
22682 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
22685 2016-02-02 Richard Biener <rguenther@suse.de>
22687 PR tree-optimization/69606
22688 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
22689 info on the result before moving a stmt.
22691 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
22693 PR middle-end/68542
22694 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
22695 branch with vector comparison.
22696 * config/i386/sse.md (VI48_AVX): New mode iterator.
22697 (define_expand "cbranch<mode>4): Add support for conditional branch
22698 with vector comparison.
22699 * tree-vect-loop.c (optimize_mask_stores): New function.
22700 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
22701 has_mask_store field of vect_info.
22702 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
22703 vectorized loops having masked stores after vec_info destroy.
22704 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
22705 correspondent macros.
22706 (optimize_mask_stores): Add prototype.
22708 2016-02-02 Alan Modra <amodra@gmail.com>
22711 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
22714 2016-02-02 Alan Modra <amodra@gmail.com>
22717 * config/rs6000/rs6000.c (need_toc_init): New var, set it
22718 whenever toc_label_name used.
22719 (rs6000_file_start): Don't set up toc section here,
22720 (rs6000_output_function_epilogue): do so here instead,
22721 (rs6000_xcoff_file_start): and here.
22722 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
22723 (load_toc_aix_di): Likewise.
22725 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22727 PR rtl-optimization/69592
22728 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
22729 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
22730 (num_sign_bit_copies_binary_arith_p): New inline function.
22731 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
22733 2016-02-01 Jeff Law <law@redhat.com>
22735 PR tree-optimization/69580
22736 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
22737 * tree-ssa-threadbackward.c
22738 (fsm_find_control_statement_thread_paths): Do not try to walk
22739 through large PHI nodes.
22741 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22743 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
22744 when count is incremented above limit, don't analyze further
22747 * omp-low.c (oacc_parse_default_dims): Avoid
22748 -Wsign-compare warning, make sure value fits into int
22749 rather than just unsigned int.
22751 2016-02-01 Bin Cheng <bin.cheng@arm.com>
22753 PR tree-optimization/67921
22754 * fold-const.c (split_tree): New parameters. Convert pointer
22755 type variable part to proper type before negating.
22756 (fold_binary_loc): Pass new arguments to split_tree.
22758 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
22760 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
22761 (nvptx_goacc_validate_dims): Extend to handle global defaults.
22762 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
22763 * doc/tm.texti: Rebuilt.
22764 * doc/invoke.texi (fopenacc-dim): Document.
22765 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
22766 (append_compiler_options): Likewise.
22767 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
22768 (oacc_parse_default_dims): New.
22769 (oacc_validate_dims): Add USED arg. Select non-unity default when
22771 (oacc_loop_fixed_partitions): Return mask of used partitions.
22772 (oacc_loop_auto_partitions): Emit dump info.
22773 (oacc_loop_partition): Return mask of used partitions.
22774 (execute_oacc_device_lower): Parse default dimension arg. Adjust
22775 loop partitioning and validation calls.
22777 2016-02-01 Richard Biener <rguenther@suse.de>
22779 PR middle-end/69556
22780 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
22782 2016-02-01 Richard Biener <rguenther@suse.de>
22784 PR tree-optimization/69574
22785 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
22786 of asserting return chrec_dont_know.
22788 2016-02-01 Martin Liska <mliska@suse.cz>
22790 * mem-stats-traits.h: Add copyright header.
22791 * mem-stats.h: Likewise.
22793 2016-02-01 Richard Biener <rguenther@suse.de>
22795 PR tree-optimization/69579
22796 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
22797 Do not propagate through abnormal PHI results.
22799 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
22801 * postreload.c (reload_cse_simplify): Remove dead code.
22803 2016-02-01 Jakub Jelinek <jakub@redhat.com>
22805 PR rtl-optimization/69570
22806 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
22807 if there is more than one set, not if there is a single set.
22809 2016-02-01 Richard Henderson <rth@redhat.com>
22812 * combine.c (make_compound_operation): When looking through a
22813 subreg, make sure to re-extend to the width of the outer mode.
22815 2016-01-30 Jakub Jelinek <jakub@redhat.com>
22817 PR tree-optimization/69546
22818 * wide-int.cc (wi::divmod_internal): For unsigned division
22819 where both operands fit into uhwi, if o1 is 1 and o0 has
22820 msb set, if divident_prec is larger than bits per hwi,
22821 clear another quotient word and return 2 instead of 1.
22822 Similarly for remainder with msb in HWI set, if dividend_prec
22823 is larger than bits per hwi.
22825 2016-01-29 Martin Jambor <mjambor@suse.cz>
22827 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
22828 Use short lowercase names.
22829 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
22830 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
22831 acq_rel one. Protect warning agains segfaults if
22832 get_memory_order_name returns NULL.
22833 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
22834 with release semantics. Do not warn if get_memory_order already did.
22835 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
22836 semantics. Fix check for relaxed or acquire semantics. Do not warn
22837 if get_memory_order already did.
22839 2016-01-29 Sebastian Pop <s.pop@samsung.com>
22841 * doc/install.texi: Document that isl-0.16 is supported.
22843 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
22846 * config/i386/constraints.md (Bm): Describe as special memory
22848 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
22849 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22850 * genpreds.c (struct constraint_data): Add is_special_memory.
22851 (have_special_memory_constraints, special_memory_start): New
22853 (special_memory_end): Ditto.
22854 (add_constraint): Add new arg is_special_memory. Add code to
22855 process its true value. Update have_special_memory_constraints.
22856 (process_define_constraint): Pass the new arg.
22857 (process_define_register_constraint): Ditto.
22858 (choose_enum_order): Process special memory.
22859 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
22860 function insn_extra_special_memory_constraint.
22861 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22862 * gensupport.c (process_rtx): Process
22863 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
22864 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
22865 * ira-lives.c (single_reg_class): Use
22866 insn_extra_special_memory_constraint.
22867 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
22868 * lra-constraints.c (process_alt_operands): Ditto.
22869 (curr_insn_transform): Use insn_extra_special_memory_constraint.
22870 * recog.c (asm_operand_ok, preprocess_constraints): Process
22872 * reload.c (find_reloads): Ditto.
22873 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
22874 * stmt.c (parse_input_constraint): Use
22875 insn_extra_special_memory_constraint.
22877 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22880 * lra-splill.c (lra_final_code_change): Revert r229087 by
22881 removing all sub-registers.
22883 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
22886 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
22888 2016-01-29 Jakub Jelinek <jakub@redhat.com>
22891 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
22892 SSE1, copy target into the temporary reg first before recursing
22895 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
22897 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
22900 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22902 * ginclude/stdarg.h: Test __cplusplus instead of
22903 __GXX_EXPERIMENTAL_CXX0X__.
22905 2016-01-29 Richard Biener <rguenther@suse.de>
22907 PR tree-optimization/69547
22908 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
22909 Do not mark clobbers necessary.
22910 (mark_all_reaching_defs_necessary_1): Likewise.
22912 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22914 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
22915 declaration name with %qs and print it in both error messages.
22916 Also fix indentation.
22918 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
22921 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
22922 trailing blank line from error message.
22924 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
22927 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
22930 2016-01-29 Richard Biener <rguenther@suse.de>
22932 PR middle-end/69537
22933 * match.pd: Allow all integral types when simplifying a
22934 widening or sign-changing conversion.
22936 2016-01-28 Sebastian Pop <s.pop@samsung.com>
22938 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
22939 back to setting codegen_error to fail codegen.
22941 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
22944 * config/i386/constraints.md (C): Only accept constant zero operand.
22945 (BC): New constraint.
22946 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
22947 instead of C constraint.
22948 * doc/md.texi (Machine Constraints): Update description
22951 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
22954 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
22956 2016-01-28 Jakub Jelinek <jakub@redhat.com>
22958 PR middle-end/69542
22959 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
22962 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
22964 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
22965 branches if using guessed profile.
22967 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
22969 * graphite-optimize-isl.c (optimize_isl): Fix dump.
22971 2016-01-28 Richard Henderson <rth@redhat.com>
22974 * config/aarch64/aarch64-modes.def (CC_Cmode): New
22975 * config/aarch64/aarch64-protos.h: Update.
22976 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
22977 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
22978 (aarch64_get_condition_code_1): Handle CC_Cmode.
22979 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
22980 (*add<mode>3_compareC_cconly_imm): New.
22981 (*add<mode>3_compareC_cconly): New.
22982 (*add<mode>3_compareC_imm): New.
22983 (add<mode>3_compareC): New.
22984 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
22985 to be first. Use aarch64_carry_operation.
22986 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
22987 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
22988 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
22989 (subti3): Use subdi3_compare1.
22990 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
22991 (sub<mode>3_compare1): New.
22992 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
22993 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
22994 (*subsi3_carryin_uxtw): Likewise.
22995 (*ngc<mode>, *ngcsi_uxtw): Likewise.
22996 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
22997 * config/aarch64/iterators.md (DWI): New.
22998 * config/aarch64/predicates.md (aarch64_carry_operation): New.
22999 (aarch64_borrow_operation): New.
23001 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23003 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23004 message when isl does not return a valid schedule.
23006 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23008 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23009 Remove comments from class declarations: they are already in the code
23012 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23014 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23016 (ternary_op_to_tree): Same.
23017 (unary_op_to_tree): Same.
23018 (nary_op_to_tree): Same.
23019 (gcc_expression_from_isl_expr_op): Same.
23020 (gcc_expression_from_isl_expression): Same.
23021 (graphite_create_new_loop): Same.
23022 (graphite_create_new_loop_guard): Same.
23023 (build_iv_mapping): Same.
23024 (graphite_create_new_guard): Same.
23025 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23026 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23028 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23030 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23031 instead of setting codegen_error to fail codegen.
23033 2016-01-28 Jason Merrill <jason@redhat.com>
23035 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23037 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23039 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23040 Remove CONST_INT_P check in CCMP cost calculation.
23042 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23044 * config/aarch64/aarch64.c (generic_vector_cost):
23045 Set vec_permute_cost.
23046 (cortexa57_vector_cost): Likewise.
23047 (exynosm1_vector_cost): Likewise.
23048 (xgene1_vector_cost): Likewise.
23049 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23050 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23051 Add vec_permute_cost entry.
23053 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23055 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23057 (add<mode>3_compare0): Likewise.
23058 (addsi3_compare0_uxtw): Likewise.
23059 (add<mode>3nr_compare0): Likewise.
23060 (compare_neg<mode>): Likewise.
23061 (<optab><mode>3): Likewise.
23063 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23065 * tree-vect-stmts.c (vectorizable_comparison): Add
23066 NULL check for vectype.
23068 2016-01-28 Richard Biener <rguenther@suse.de>
23070 PR tree-optimization/69466
23071 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23072 Account for PHIs we couldn't duplicate.
23074 2016-01-28 Martin Liska <mliska@suse.cz>
23077 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23078 instead of ENABLE_VALGRIND_CHECKING.
23080 2016-01-27 Richard Henderson <rth@redhat.com>
23083 * lra-remat.c (subreg_regs): New.
23084 (dump_candidates_and_remat_bb_data): Dump it.
23085 (operand_to_remat): Reject if operand in subreg_regs.
23086 (set_bb_regs): Collect subreg_regs.
23087 (lra_remat): Init and free subreg_regs. Compute
23088 calculate_local_reg_remat_bb_data before create_cands.
23090 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23093 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23094 change stack_alignment_needed for __tls_get_addr call.
23096 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23098 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23100 2016-01-27 Jeff Law <law@redhat.com>
23102 PR tree-optimization/68398
23103 PR tree-optimization/69196
23104 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23105 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23106 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23107 Only count PHIs in the last block in the path. The others will
23108 const/copy propagate away. Add heuristic to allow more irreducible
23109 subloops to be created when it is likely profitable to do so.
23111 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23112 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23113 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23115 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23118 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23119 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23120 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23121 * tree-streamer-in.c: Include asan.h.
23122 (streamer_get_builtin_tree): For builtins in sanitizer
23123 range call initialize_sanitizer_builtins and retry.
23125 2016-01-27 Ian Lance Taylor <iant@google.com>
23127 * common.opt (fkeep-gc-roots-live): New undocumented option.
23128 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23129 -fkeep-gc-roots-live, skip pointers.
23130 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23133 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23136 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23137 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23139 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23142 * configure.ac: NetBSD provides SSP in its C library.
23143 * configure: Updated.
23145 2016-01-27 Richard Biener <rguenther@suse.de>
23147 PR tree-optimization/69166
23148 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23149 reduction code for commutativity / associativity.
23151 2016-01-27 Martin Jambor <mjambor@suse.cz>
23153 PR tree-optimization/69355
23154 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23155 total_scalarization fails.
23157 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23159 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23162 2016-01-27 Christian Bruel <christian.bruel@st.com>
23165 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23166 Move arm_reset_previous_fndecl and set_target_option_current_node in
23167 the conditional part. Call save_restore_target_globals.
23168 * config/arm/arm.c (arm_set_current_function):
23169 Refactor to better support #pragma target and attribute mix.
23170 Call save_restore_target_globals.
23171 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23173 2016-01-27 Martin Liska <mliska@suse.cz>
23175 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23176 reference for an HSA kernel and its host function.
23178 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23180 PR tree-optimization/69399
23181 * wide-int.h (wi::lrshift): For larger precisions, only
23182 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23184 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23186 * config/arc/predicates.md (proper_comparison_operator): Reject
23187 constant-constant comparison.
23189 2016-01-26 Tom de Vries <tom@codesourcery.com>
23191 PR tree-optimization/69110
23192 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23193 DR_NUM_DIMENSIONS == 0.
23195 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23196 Sebastian Pop <s.pop@samsung.com>
23198 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23199 isl_ast_op_cond and isl_ast_op_select.
23200 (gcc_expression_from_isl_expr_op): Same.
23202 2016-01-26 Jason Merrill <jason@redhat.com>
23205 * tree.c (recompute_constructor_flags): Split out from
23207 (verify_constructor_flags): New.
23208 * tree.h: Declare them.
23210 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23212 PR rtl-optimization/69217
23213 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23214 are no TYPE_FIELDS set for the record type.
23216 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23219 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23220 toc_label_name unconditionally.
23221 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23222 SYMBOL_REF string. Use toc_label_name instead of constructing
23224 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23225 constructing LCTOC1.
23227 2016-01-26 Martin Sebor <msebor@redhat.com>
23230 * doc/extend.texi (Common Type Attributes): Move text that talks about
23231 attribute packed from attribute aligned to the section discussing
23232 the former attribute for clarity.
23234 2016-01-26 Richard Henderson <rth@redhat.com>
23236 PR middle-end/60908
23237 * trans-mem.c (tm_region_init): Mark entry block as visited.
23239 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23242 * diagnostic-show-locus.c (layout::print_source_line): Replace
23243 call to pp_newline with call to layout::print_newline.
23244 (layout::print_annotation_line): Likewise.
23245 (layout::move_to_column): Likewise.
23246 (layout::print_any_fixits): After printing any fixits, print a
23247 trailing newline, if necessary.
23248 (layout::print_newline): New method, resetting any colorization
23250 (diagnostic_show_locus): Move the pp_newline to before the
23251 early bailout. Remove dummy block enclosing the layout instance.
23252 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
23253 of pp_newline_and_flush with pp_flush.
23254 (diagnostic_append_note): Delete use of pp_newline.
23255 (diagnostic_append_note_at_rich_loc): Delete.
23256 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
23257 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
23258 when newline characters are added to the buffer.
23260 2016-01-26 Michael Matz <matz@suse.de>
23262 * configure.ac (ac_cv_std_swap_in_utility): New test.
23263 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
23264 * configure: Regenerate.
23265 * config.in: Regenerate.
23267 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
23269 * config/arc/arc.md (cstoresi4): Force operand into register.
23270 (arcset<code>): Fix predicate.
23271 (arcsetltu): Likewise.
23272 (arcsetgeu): Likewise.
23273 (arcsethi): Likewise.
23274 (arcsetls): Likewise.
23276 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23278 PR tree-optimization/69483
23279 * gimple-fold.c (canonicalize_constructor_val): Return NULL
23280 if base has error_mark_node type.
23282 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
23285 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
23286 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
23288 (vget_lane_f16): Handle big-endian.
23289 (vgetq_lane_f16): Likewise.
23290 (vset_lane_f16): Likewise.
23291 (vsetq_lane_f16): Likewise.
23292 * config/arm/iterators.md (VQXMOV): Add V8HF.
23293 (VDQ): Add V4HF and V8HF.
23294 (V_reg): Handle V4HF and V8HF.
23295 (Is_float_mode): Likewise.
23296 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
23297 neon_vdup_nv8hf): New patterns.
23298 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
23299 Use VD_LANE iterator.
23300 (neon_vld1_dup<mode>): Use VQ2 iterator.
23302 2016-01-26 Nathan Sidwell <nathan@acm.org>
23304 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
23305 (set_oacc_fn_attrib): Add IS_KERNEL arg.
23306 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
23307 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
23308 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
23309 (oacc_validate_dims): Add LEVEL arg, don't return level.
23310 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
23311 oacc_validate_dims.
23312 (execute_oacc_device_lower): Adjust, add more dump output.
23313 * tree-ssa-loop.c (gate_oacc_kernels): Use
23314 oacc_fn_attrib_kernels_p.
23315 * tree-parloops.c (create_parallel_loop): Adjust
23316 set_oacc_fn_attrib call.
23318 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23321 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
23322 (append_compiler_options): Handle -fcilkplus.
23323 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
23325 2016-01-26 Nick Clifton <nickc@redhat.com>
23328 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
23329 been marked as DECL_ONE_ONLY but we do not the means to make it
23330 so, then do not allow it to bind locally.
23332 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23335 * opts.h (parse_sanitizer_options): New prototype.
23336 * opts.c (sanitizer_opts): New array.
23337 (parse_sanitizer_options): New function.
23338 (common_handle_option): Use parse_sanitizer_options.
23340 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
23343 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
23344 alignment adjustment to ...
23345 (ix86_update_stack_boundary): Here. Don't over-align stack for
23347 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
23348 if __tls_get_addr is called.
23350 2016-01-26 Christian Bruel <christian.bruel@st.com>
23352 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
23354 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
23356 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
23358 2016-01-26 Richard Biener <rguenther@suse.de>
23360 PR middle-end/69467
23361 * match.pd: Guard X * CST CMP 0 pattern with single_use.
23363 2016-01-26 Richard Biener <rguenther@suse.de>
23365 PR tree-optimization/69452
23366 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
23367 (move_computations_dom_walker::before_dom_children): Rename
23369 (move_computations_worker): This.
23370 (move_computations): Perform an RPO rather than a DOM walk.
23372 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23375 * combine.c (combine_instructions): For REG_EQUAL note with
23376 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
23377 to the underlying register.
23378 * doc/rtl.texi (REG_EQUAL): Document the behavior of
23379 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
23381 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
23384 * config/aarch64/aarch64-builtins.c
23385 (aarch64_init_simd_builtin_types): Do not set structural
23386 equality to __Poly{8,16,64,128}_t types.
23388 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
23390 PR tree-optimization/69400
23391 * wide-int.cc (wi_pack): Take the precision as argument and
23392 perform canonicalization here rather than in the callers.
23393 Use the main loop to handle all full-width HWIs. Add a
23394 zero HWI if in_len isn't a full result.
23395 (wi::divmod_internal): Update accordingly.
23396 (wi::mul_internal): Likewise. Simplify.
23398 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23399 Sebastian Pop <s.pop@samsung.com>
23401 * graphite-poly.c (apply_poly_transforms): Simplify.
23402 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
23403 (print_isl_map): Same.
23404 (print_isl_union_map): Same.
23405 (print_isl_schedule): New.
23406 (debug_isl_schedule): New.
23407 * graphite-dependences.c (scop_get_reads): Do not call
23408 isl_union_map_add_map that is undocumented isl functionality.
23409 (scop_get_must_writes): Same.
23410 (scop_get_may_writes): Same.
23411 (scop_get_original_schedule): Remove.
23412 (scop_get_dependences): Do not call isl_union_map_compute_flow that
23413 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
23414 (compute_deps): Remove.
23415 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
23416 (debug_schedule_ast): New.
23417 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
23418 set_separate_option.
23419 (graphite_regenerate_ast_isl): Add dump.
23420 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
23421 from scop->transformed_schedule.
23422 (graphite_regenerate_ast_isl): Add more dump.
23423 * graphite-optimize-isl.c (optimize_isl): Set
23424 scop->transformed_schedule. Check whether schedules are equal.
23425 (apply_poly_transforms): Move here.
23426 * graphite-poly.c (apply_poly_transforms): ... from here.
23427 (free_poly_bb): Static.
23428 (free_scop): Static.
23429 (pbb_number_of_iterations_at_time): Remove.
23430 (print_isl_ast): New.
23431 (debug_isl_ast): New.
23432 (debug_scop_pbb): New.
23433 * graphite-scop-detection.c (print_edge): Move.
23434 (print_sese): Move.
23435 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
23436 (build_scop_scattering): Remove.
23437 (create_pw_aff_from_tree): Assert instead of bailing out.
23438 (add_condition_to_pbb): Remove unused code, do not fail.
23439 (add_conditions_to_domain): Same.
23440 (add_conditions_to_constraints): Remove.
23441 (build_scop_context): New.
23442 (add_iter_domain_dimension): New.
23443 (build_iteration_domains): Initialize pbb->iterators.
23444 Call add_conditions_to_domain.
23447 (index_outermost_in_loop): New.
23448 (index_pbb_in_loop): New.
23449 (outermost_pbb_in): New.
23450 (add_in_sequence): New.
23451 (add_outer_projection): New.
23452 (outer_projection_mupa): New.
23453 (add_loop_schedule): New.
23454 (build_schedule_pbb): New.
23455 (build_schedule_loop): New.
23456 (embed_in_surrounding_loops): New.
23457 (build_schedule_loop_nest): New.
23458 (build_original_schedule): New.
23459 (build_poly_scop): Call build_original_schedule.
23460 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
23461 (free_poly_dr): Remove.
23462 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
23463 (free_poly_bb): Remove.
23464 (debug_loop_vec): Remove.
23465 (print_isl_ast): Declare.
23466 (debug_isl_ast): Declare.
23467 (scop_do_interchange): Remove.
23468 (scop_do_strip_mine): Remove.
23469 (scop_do_block): Remove.
23470 (flatten_all_loops): Remove.
23471 (optimize_isl): Remove.
23472 (pbb_number_of_iterations_at_time): Remove.
23473 (debug_scop_pbb): Declare.
23474 (print_schedule_ast): Declare.
23475 (debug_schedule_ast): Declare.
23476 (struct scop): Remove schedule. Add original_schedule,
23477 transformed_schedule.
23478 (free_gimple_poly_bb): Remove.
23479 (print_generated_program): Remove.
23480 (debug_generated_program): Remove.
23481 (unify_scattering_dimensions): Remove.
23482 * sese.c (print_edge): ... here.
23483 (print_sese): ... here.
23484 (debug_edge): ... here.
23485 (debug_sese): ... here.
23486 * sese.h (print_edge): Declare.
23487 (print_sese): Declare.
23488 (dump_edge): Declare.
23489 (dump_sese): Declare.
23491 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
23492 Sebastian Pop <s.pop@samsung.com>
23494 * Makefile.in: Set ISLVER in site.exp.
23496 2016-01-25 Jakub Jelinek <jakub@redhat.com>
23498 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
23499 DECL_VALUE_EXPR of new_var even for the non-array case. Look
23500 through DECL_VALUE_EXPR for expansion.
23502 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23504 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
23505 the frame info after reload completed.
23507 2016-01-25 Jeff Law <law@redhat.com>
23509 PR tree-optimization/69196
23510 PR tree-optimization/68398
23511 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
23512 tree-ssa-threadupdate.c.
23513 (determine_bb_domination_status): Prototype
23514 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
23515 (determine_bb_domination_status): No longer static.
23516 (valid_jump_thread_path): Remove code to detect characteristics
23517 of the jump thread path not associated with correctness.
23518 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
23519 Correct test for thread path length. Count PHIs for real operands as
23520 statements that need to be copied. Do not count ASSERT_EXPRs.
23521 Look at all the blocks in the thread path. Compute and selectively
23522 filter thread paths based on threading through the latch, threading
23523 a multiway branch or crossing a multiway branch.
23525 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23527 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
23528 decl with __attribute__ ((unused)) annotation.
23530 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
23533 * tree-vect-stmts.c (vectorizable_condition): Check vectype
23534 of operands is compatible with a statement vectype.
23536 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
23538 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
23539 improve wording for mixed storage order support.
23541 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
23543 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
23544 (vcvt_u64_f64): Likewise.
23545 (vcvta_s64_f64): Likewise.
23546 (vcvta_u64_f64): Likewise.
23547 (vcvtm_s64_f64): Likewise.
23548 (vcvtm_u64_f64): Likewise.
23549 (vcvtn_s64_f64): Likewise.
23550 (vcvtn_u64_f64): Likewise.
23551 (vcvtp_s64_f64): Likewise.
23552 (vcvtp_u64_f64): Likewise.
23554 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
23556 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
23557 (arc_init): Check validity mll64 option.
23558 (arc_save_restore): Use double load/store instruction.
23559 (arc_expand_movmem): Likewise.
23560 (arc_split_move): Don't split if we have double load/store
23561 instructions. Returns a boolean.
23562 (arc_process_double_reg_moves): Change function to return boolean
23563 instead of a sequence of instructions.
23564 (arc_dwarf_register_span): New function.
23565 * config/arc/arc-protos.h (arc_split_move): Change prototype.
23566 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
23567 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
23568 (*movdf_insn): Likewise.
23569 * config/arc/arc.opt (mll64): New option.
23570 * config/arc/predicates.md (even_register_operand): New predicate.
23571 * doc/invoke.texi (ARC Options): Add mll64 documentation.
23573 2016-01-25 Richard Biener <rguenther@suse.de>
23576 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
23577 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
23579 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
23581 2016-01-25 Richard Biener <rguenther@suse.de>
23583 PR tree-optimization/69376
23584 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
23586 (VN_INFO_ANTI_RANGE_P): New inline.
23587 (VN_INFO_RANGE_TYPE): Likewise.
23588 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
23589 SSA_NAME_ANTI_RANGE_P.
23590 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
23591 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
23592 Properly query VN_INFO_RANGE_TYPE.
23594 2016-01-25 Nick Clifton <nickc@redhat.com>
23597 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
23599 2016-01-23 Tom de Vries <tom@codesourcery.com>
23601 PR tree-optimization/69426
23602 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
23605 2016-01-23 Jakub Jelinek <jakub@redhat.com>
23607 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
23608 "the the" with "the" in the comments.
23609 * ipa-devirt.c (build_type_inheritance_graph,
23610 update_type_inheritance_graph): Likewise.
23611 * tree.c (build_function_type_list_1): Likewise.
23612 * cfgloopmanip.c (scale_loop_profile): Likewise.
23613 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
23614 * gimple-ssa-split-paths.c
23615 (find_block_to_duplicate_for_splitting_paths): Likewise.
23616 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
23617 * expr.c (convert_move): Likewise.
23618 * var-tracking.c (vt_stack_adjustments): Likewise.
23619 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
23620 * tree-vrp.c (test_for_singularity): Likewise.
23622 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
23623 directly instead of building a temporary tree.
23626 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
23627 remove <algorithm> include.
23629 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23632 * config/i386/i386.c: Include dojump.h.
23633 (expand_small_movmem_or_setmem,
23634 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
23636 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
23637 if dynamic_check != -1.
23639 2016-01-21 Jeff Law <law@redhat.com>
23641 PR middle-end/69347
23642 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
23643 record_temporary_equivalences. Rewritten to avoid unnecessary calls
23644 into dominated_by_p.
23645 (cprop_into_successor_phis): Avoid unnecessary tests.
23647 2016-01-22 Richard Henderson <rth@redhat.com>
23650 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
23651 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
23653 2016-01-22 Michael Matz <matz@suse.de>
23655 * system.h (string, algorithm): Include only conditionally.
23656 (new): Include always under C++.
23657 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
23658 * final.c (toplevel): Ditto.
23659 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
23660 * genconditions.c (write_header): Make gencondmd.c define
23662 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
23664 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
23665 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
23667 2016-01-22 Christian Bruel <christian.bruel@st.com>
23670 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
23672 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23675 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
23676 define_insn_and_split. Ensure operands[1] and operands[0] do not
23677 get assigned the same register.
23679 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23681 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
23683 2016-01-22 Christian Bruel <christian.bruel@st.com>
23685 * config/arm/arm-c.c (arm_pragma_target_parse):
23686 Remove warn_builtin_macro_redefined overwrite.
23688 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23690 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
23691 flag_non_call_exceptions compatibility.
23693 2016-01-22 Jakub Jelinek <jakub@redhat.com>
23696 * dwarf2out.c (add_child_die_after): New function.
23697 (dwarf_qual_info_t): New type.
23698 (dwarf_qual_info): New variable.
23699 (qualified_die_p): New function.
23700 (modified_type_die): For -fdebug-types-section, ensure
23701 canonical order of qualifiers. Put qualified DIEs adjacent
23702 to the corresponding non-qualified type DIE and search there
23703 for existing qualified DIEs.
23705 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
23707 * doc/extend.texi (scalar_storage_order type attribute): Document
23708 restriction on type punning and aliasing, and remove future tense.
23710 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
23713 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
23716 2016-01-21 Jeff Law <law@redhat.com>
23718 PR middle-end/69347
23719 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
23720 useless call to record_temporary_equivalences.
23721 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
23722 allocate 10 slots in the bb_path vector and let it grow as needed.
23723 (fsm_find_control_statement_thread_paths): Similarly for the next_path
23726 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23728 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
23730 * configure: Regenerate.
23732 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
23734 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
23735 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
23737 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
23739 PR middle-end/66178
23740 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
23741 drop EXPAND_INITIALIZER.
23742 * rtl.h (contains_symbolic_reference_p): Declare.
23743 * rtlanal.c (contains_symbolic_reference_p): New function.
23744 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
23745 a subtraction into a NOT if symbolic constants are involved.
23747 2016-01-21 Anton Blanchard <anton@samba.org>
23748 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23751 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
23753 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
23756 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23758 * config/microblaze/microblaze.c
23759 (get_branch_target): New.
23760 (insert_wic_for_ilb_runout): New.
23762 (microblaze_machine_dependent_reorg): New.
23763 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
23764 * config/microblaze/microblaze.md
23765 (UNSPEC_IPREFETCH): Define.
23766 (iprefetch): New pattern
23767 * config/microblaze/microblaze.opt
23768 (mxl-prefetch): New flag.
23770 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
23772 * config/microblaze/microblaze.h
23773 (FIXED_REGISTERS): Update in macro.
23774 (CALL_USED_REGISTERS): Update in macro.
23776 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
23778 PR rtl-optimization/68920
23779 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
23782 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
23784 PR rtl-optimization/68990
23785 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
23786 pseudo instead of inheritance ones.
23788 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
23789 Nick Clifton <nickc@redhat.com>
23793 * config/mips/mips.c (mips_compute_frame_info): Initialise
23794 args_size and hard_frame_pointer_offset fields of the frame
23795 structure before calling mips_global_pointer.
23797 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
23799 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
23801 * configure: Regenerate.
23803 2016-01-21 Richard Biener <rguenther@suse.de>
23805 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
23807 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23809 * config/s390/s390.c (s390_asm_declare_function_size): Add code
23810 to actually emit the .size directive.
23812 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
23813 Jakub Jelinek <jakub@redhat.com>
23817 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
23818 args array size by one to avoid buffer overflow.
23820 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
23822 * config/s390/s390.md (pool_section_start): Use switch_to_section
23823 to select proper read-only data section instead of hardcoding
23825 (pool_section_end): Use switch_to_section to match the above.
23827 2016-01-21 Richard Biener <rguenther@suse.de>
23829 PR tree-optimization/69378
23830 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
23831 (set_ssa_val_to): Use it for dominance checks taking into
23832 account not executable edges.
23834 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23837 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
23838 for bitsize instead of GET_MODE_PRECISION (mode).
23840 2016-01-20 Martin Sebor <msebor@redhat.com>
23843 * extend.texi (__sync Builtins): Clarify the semantics of
23844 __sync_fetch_and_OP built-ins on pointers.
23845 (__atomic Builtins): Same.
23847 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23848 Sebastian Pop <s.pop@samsung.com>
23850 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
23851 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
23852 (is_valid_rename): Same.
23853 (translate_isl_ast_to_gimple::get_rename): Same.
23854 (translate_isl_ast_to_gimple::rename_all_uses): Same.
23855 (translate_isl_ast_to_gimple::rename_uses): Same.
23856 (get_new_name): Check for close_phi nodes.
23857 (copy_loop_phi_args): Use phi_node_kind.
23858 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
23859 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
23861 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23862 Sebastian Pop <s.pop@samsung.com>
23864 Revert commit r229783.
23865 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
23866 Remove use of parameter_rename_map.
23867 (copy_def): Remove.
23868 (copy_internal_parameters): Remove.
23869 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
23870 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
23871 (free_sese_info): Do not free parameter_rename_map.
23872 (set_rename): Do not use parameter_rename_map.
23873 (rename_uses): Update call to set_rename.
23874 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
23875 * sese.h (parameter_rename_map_t): Remove.
23876 (struct sese_info_t): Remove field parameter_rename_map.
23878 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23879 Sebastian Pop <s.pop@samsung.com>
23881 * graphite-isl-ast-to-gimple.c: Fix comment.
23882 * graphite-scop-detection.c (defined_in_loop_p): New.
23883 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
23884 names defined in loop.
23886 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23887 Sebastian Pop <s.pop@samsung.com>
23889 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
23890 Discard unstructured if-then-else regions.
23892 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23893 Sebastian Pop <s.pop@samsung.com>
23895 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
23896 (cleanup_loop_iter_dom): Remove.
23897 (build_loop_iteration_domains): Remove.
23898 (build_scop_context): Remove.
23899 (build_scop_iteration_domain): Remove.
23900 (add_loop_constraints): New.
23901 (build_iteration_domains): New.
23902 (build_poly_scop): Call build_iteration_domains.
23904 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23905 Sebastian Pop <s.pop@samsung.com>
23907 * graphite-scop-detection.c
23908 (scop_detection::harmful_loop_in_region): Free dom and loops.
23909 (scop_detection::loop_body_is_valid_scop): Free bbs.
23911 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23912 Sebastian Pop <s.pop@samsung.com>
23914 * graphite-scop-detection.c (record_loop_in_sese): New.
23915 (gather_bbs::before_dom_children): Call record_loop_in_sese.
23916 (build_scops): Remove call to build_sese_loop_nests.
23917 * sese.c (sese_record_loop): Remove.
23918 (build_sese_loop_nests): Remove.
23919 (new_sese_info): Remove region->loops.
23920 (free_sese_info): Same.
23921 * sese.h (sese_contains_loop): Same.
23922 (build_sese_loop_nests): Remove.
23923 (sese_contains_loop): Remove.
23925 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23926 Sebastian Pop <s.pop@samsung.com>
23928 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
23929 loop_is_valid_in_scop.
23930 (scop_detection::harmful_stmt_in_region): Renamed
23931 harmful_loop_in_region.
23932 Call loop_is_valid_in_scop.
23934 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23935 Sebastian Pop <s.pop@samsung.com>
23937 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
23940 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23941 Sebastian Pop <s.pop@samsung.com>
23943 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
23944 * graphite.h (struct poly_bb): Remove field is_reduction.
23945 (PBB_IS_REDUCTION): Remove.
23947 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
23948 Sebastian Pop <s.pop@samsung.com>
23950 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
23951 (add_pdr_constraints): Same.
23952 (scop_get_reads): Same.
23953 (scop_get_must_writes): Same.
23954 (scop_get_may_writes): Same.
23955 (scop_get_original_schedule): Same.
23956 (extend_schedule): Same.
23957 (apply_schedule_on_deps): Same.
23958 (carries_deps): Same.
23959 (compute_deps): Same.
23960 (scop_get_dependences): Same.
23961 * graphite-isl-ast-to-gimple.c
23962 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
23963 * graphite-optimize-isl.c (get_schedule_for_band): Same.
23964 (get_schedule_for_band_list): Same.
23965 (get_schedule_map): Same.
23966 (apply_schedule_map_to_scop): Same.
23967 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
23968 (build_loop_iteration_domains): Same.
23969 (add_condition_to_pbb): Same.
23970 (add_param_constraints): Same.
23971 (pdr_add_memory_accesses): Same.
23972 (pdr_add_data_dimensions): Same.
23974 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23976 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
23979 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
23981 * common.opt (feliminate-dwarf2-dups): Replace references to
23982 "DWARF 2" with just "DWARF".
23983 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
23984 * doc/extend.texi: Likewise.
23985 * doc/cpp.texi: Likewise.
23986 * doc/invoke.texi: Likewise.
23987 (Option Summary): Add -gdwarf to list of Debugging Options.
23988 (Debugging Options): Document -gdwarf.
23989 * doc/contrib.texi: Spell "DWARF" like that.
23991 2016-01-21 Jakub Jelinek <jakub@redhat.com>
23993 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
23994 warning. Fix up formatting.
23996 PR middle-end/67653
23997 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
23998 attempt to mark memory input operand addressable and
23999 call prepare_gimple_addressable in that case. Don't adjust
24000 input_location for diagnostics, use error_at instead.
24002 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24004 * config/rs6000/ppc-auxv.h: New file.
24005 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24006 (cpu_is): Likewise.
24007 (cpu_supports): Likewise.
24008 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24009 (cpu_is_info): New variable.
24010 (cpu_supports_info): Likewise.
24011 (tcb_verification_symbol): Likewise.
24012 (cpu_builtin_p): Likewise.
24013 (cpu_expand_builtin): New function.
24014 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24015 (rs6000_init_builtins): Likewise.
24016 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24017 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24018 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24019 * configure: Regenerate.
24020 * config.in: Likewise.
24021 * doc/extend.texi (PowerPC Built-in Functions): Document
24022 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24024 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24027 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24029 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24032 2016-01-20 Richard Henderson <rth@redhat.com>
24038 * tree.c (tm_define_builtin): New.
24039 (find_tm_vector_type): New.
24040 (build_tm_vector_builtins): New.
24041 (build_common_builtin_nodes): Call it.
24043 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24045 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24046 (arm_fp_ok): Likewise.
24047 (arm_fp): Likewise.
24048 (arm_crypto): Likewise.
24050 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24051 Richard Biener <rguenther@suse.de>
24053 PR tree-optimization/69328
24054 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24055 vectors have same number of elements.
24056 (vectorizable_condition): Fix masked version recognition.
24058 2016-01-20 Richard Biener <rguenther@suse.de>
24060 PR tree-optimization/69345
24061 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24062 (VN_INFO_PTR_INFO): Likewise.
24063 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24064 info when it is equal between non-dominating SSA names.
24065 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24066 Make sure to look at original SSA infos.
24068 2016-01-20 Jeff Law <law@redhat.com>
24071 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24073 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24074 (pc_or_label_operand): New predicate.
24075 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24076 tests for small integers that are 2^n - 1.
24078 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24080 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24082 2016-01-19 Jeff Law <law@redhat.com>
24084 PR middle-end/69347
24085 * tree-ssa-threadbackwards.c
24086 (fsm_find_control_statement_thread_paths): Do not try to lookup
24087 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24089 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24091 * doc/lto.texi: Remove text that says only Gold has linker plugin
24094 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24096 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24097 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24098 the DIE accordingly.
24099 (modified_type_die): Add REVERSE parameter and pass it recursively,
24100 as well as to base_type_die. Adjust presence check accordingly.
24101 (base_type_for_mode): Adjust call to modified_type_die.
24102 (add_type_attribute): Add REVERSE parameter and pass it to
24104 (generic_parameter_die): Adjust call to add_type_attribute.
24105 (add_scalar_info): Likewise.
24106 (add_subscript_info): Likewise.
24107 (gen_array_type_die): Likewise.
24108 (gen_descr_array_type_die): Likewise.
24109 (gen_entry_point_die): Likewise.
24110 (gen_enumeration_type_die): Likewise.
24111 (gen_formal_parameter_die): Likewise.
24112 (gen_subprogram_die): Likewise.
24113 (gen_variable_die ): Likewise.
24114 (gen_const_die): Likewise.
24115 (gen_field_die): Likewise.
24116 (gen_pointer_type_die): Likewise.
24117 (gen_reference_type_die): Likewise.
24118 (gen_ptr_to_mbr_type_die): Likewise.
24119 (gen_inheritance_die): Likewise.
24120 (gen_subroutine_type_die): Likewise.
24121 (gen_typedef_die): Likewise.
24122 (force_type_die): Adjust call to modified_type_die.
24124 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24126 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24127 flow throughout the file. Fix broken link to Objective-C 2.0
24129 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24132 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24134 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24136 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24139 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24140 (maybe_record_node): Record cxa_pure_virtual as the only possible
24141 target if there are not ohter candidates.
24142 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24144 2016-01-19 Richard Biener <rguenther@suse.de>
24146 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24147 (get_memory_order): Likewise.
24149 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24151 * tree-vect-stmts.c (vectorizable_store): Check
24154 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24157 * gcc.c (driver::decode_argv): Add call to
24158 init_opts_obstack before init_options_struct.
24159 * opts.c (init_opts_obstack): Remove idempotency.
24160 (init_options_struct): Replace call to init_opts_obstack
24161 with a gcc_assert to verify that it has already been called.
24162 * toplev.c (toplev::main): Add call to init_opts_obstack before
24163 calls to init_options_struct.
24164 (toplev::finalize): Move cleanup of opts_obstack next to
24165 cleanup of save_decoded_options, clearing the latter, and
24166 save_decoded_options_count.
24168 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24171 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24172 attribute to unconditional. Remove %? from output template.
24174 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24175 Jiong Wang <jiong.wang@arm.com>
24177 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24178 generated from different expand order.
24180 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24182 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24183 Add support for CCMP costing.
24185 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24187 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24188 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24189 (fccmpe<mode>): Likewise.
24190 (fcmp): Rename to fcmp and globalize pattern.
24192 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24193 (aarch64_gen_ccmp_next): Add FP support.
24195 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24197 * target.def (gen_ccmp_first): Update documentation.
24198 (gen_ccmp_next): Likewise.
24199 * doc/tm.texi (gen_ccmp_first): Update documentation.
24200 (gen_ccmp_next): Likewise.
24201 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24202 expand_ccmp_expr_1. Improve comments.
24203 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24204 (ccmp_ior<mode>): Remove pattern.
24205 (cmp<mode>): Remove expand.
24206 (cmp): Globalize pattern.
24207 (cstorecc4): Use cc_register.
24208 (mov<mode>cc): Remove ccmp_cc_register check.
24209 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24210 Simplify after removal of CC_DNE/* modes.
24211 (aarch64_ccmp_mode_to_code): Remove.
24212 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24213 In 'k' case use integer as condition.
24214 (aarch64_nzcv_codes): Remove inverted cases.
24215 (aarch64_code_to_ccmode): Remove.
24216 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24217 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24218 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24219 pattern. Return the comparison with CC register. Invert conditions
24220 when bitcode is OR.
24221 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24222 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24224 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24226 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24227 instrumented_version.
24229 2016-01-19 Richard Biener <rguenther@suse.de>
24231 PR tree-optimization/69336
24232 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24233 handled components with get_ref_base_and_extent.
24234 (equal_mem_array_ref_p): Adjust.
24236 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24239 * shrink-wrap.c: Include valtrack.h.
24240 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24241 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24242 in between insn and where it will be moved to. Call
24243 dead_debug_insert_temp.
24244 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24245 first and dead_debug_local_finish at the end.
24246 For uses and defs bitmap, handle all regs in between REGNO and
24247 END_REGNO, not just the first one.
24249 2016-01-19 Richard Biener <rguenther@suse.de>
24251 PR tree-optimization/69352
24252 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
24253 (equal_mem_array_ref_p): Constrain size and max size properly.
24254 Compare the reverse flag.
24256 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
24258 * ira.c (ira): Update regstat data if we deleted insns.
24260 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24262 PR rtl-optimization/68955
24263 PR rtl-optimization/64557
24264 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
24265 here. Fix up formatting.
24266 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
24268 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24271 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
24272 assume that the node has body.
24273 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
24276 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24278 * lto-streamer-out.c (lto_output): Do not stream instrumentation
24281 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24283 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
24284 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
24286 2016-01-19 Martin Jambor <mjambor@suse.cz>
24287 Martin Liska <mliska@suse.cz>
24288 Michael Matz <matz@suse.de>
24290 * Makefile.in (OBJS): Add new source files.
24291 (GTFILES): Add hsa.c.
24292 * common.opt (disable_hsa): New variable.
24293 (-Whsa): New warning.
24294 * config.in (ENABLE_HSA): New.
24295 * configure.ac: Treat hsa differently from other accelerators.
24296 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
24297 $enable_offloading.
24298 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
24299 * doc/install.texi (Configuration): Document --with-hsa-runtime,
24300 --with-hsa-runtime-include, --with-hsa-runtime-lib and
24301 --with-hsa-kmt-lib.
24302 * doc/invoke.texi (-Whsa): Document.
24303 (hsa-gen-debug-stores): Likewise.
24304 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
24305 to invoke offload compiler for hsa acclerator.
24306 * opts.c (common_handle_option): Determine whether HSA offloading
24307 should be performed.
24308 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
24309 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
24310 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
24311 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
24312 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
24313 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
24314 GF_OMP_FOR_KIND_GRID_LOOP.
24315 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
24316 (pp_gimple_stmt_1): Likewise.
24317 * gimple-walk.c (walk_gimple_stmt): Likewise.
24318 * gimple.c (gimple_build_omp_grid_body): New function.
24319 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
24320 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
24321 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
24322 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
24323 GF_OMP_TEAMS_GRID_PHONY.
24324 (gimple_statement_omp_single_layout): Updated comments.
24325 (gimple_build_omp_grid_body): New function.
24326 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
24327 (gimple_omp_for_grid_phony): New function.
24328 (gimple_omp_for_set_grid_phony): Likewise.
24329 (gimple_omp_parallel_grid_phony): Likewise.
24330 (gimple_omp_parallel_set_grid_phony): Likewise.
24331 (gimple_omp_teams_grid_phony): Likewise.
24332 (gimple_omp_teams_set_grid_phony): Likewise.
24333 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
24334 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
24335 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
24336 (BUILT_IN_GOMP_TARGET): Updated type.
24337 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
24338 (adjust_for_condition): New function.
24339 (get_omp_for_step_from_incr): Likewise.
24340 (extract_omp_for_data): Moved parts to adjust_for_condition and
24341 get_omp_for_step_from_incr.
24342 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
24343 (fixup_child_record_type): Bail out if receiver_decl is NULL.
24344 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
24345 (scan_omp_parallel): Do not create child functions for phony
24347 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
24348 (scan_omp_1_op): Checking assert we are not remapping to
24349 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
24350 (parallel_needs_hsa_kernel_p): New function.
24351 (expand_parallel_call): Register apprpriate parallel child
24352 functions as HSA kernels.
24353 (grid_launch_attributes_trees): New type.
24354 (grid_attr_trees): New variable.
24355 (grid_create_kernel_launch_attr_types): New function.
24356 (grid_insert_store_range_dim): Likewise.
24357 (grid_get_kernel_launch_attributes): Likewise.
24358 (get_target_argument_identifier_1): Likewise.
24359 (get_target_argument_identifier): Likewise.
24360 (get_target_argument_value): Likewise.
24361 (push_target_argument_according_to_value): Likewise.
24362 (get_target_arguments): Likewise.
24363 (expand_omp_target): Call get_target_arguments instead of looking
24364 up for teams and thread limit.
24365 (grid_expand_omp_for_loop): New function.
24366 (grid_arg_decl_map): New type.
24367 (grid_remap_kernel_arg_accesses): New function.
24368 (grid_expand_target_kernel_body): New function.
24369 (expand_omp): Call it.
24370 (lower_omp_for): Do not emit phony constructs.
24371 (lower_omp_taskreg): Do not emit phony constructs but create for them
24372 a temporary variable receiver_decl.
24373 (lower_omp_taskreg): Do not emit phony constructs.
24374 (lower_omp_teams): Likewise.
24375 (lower_omp_grid_body): New function.
24376 (lower_omp_1): Call it.
24377 (grid_reg_assignment_to_local_var_p): New function.
24378 (grid_seq_only_contains_local_assignments): Likewise.
24379 (grid_find_single_omp_among_assignments_1): Likewise.
24380 (grid_find_single_omp_among_assignments): Likewise.
24381 (grid_find_ungridifiable_statement): Likewise.
24382 (grid_target_follows_gridifiable_pattern): Likewise.
24383 (grid_remap_prebody_decls): Likewise.
24384 (grid_copy_leading_local_assignments): Likewise.
24385 (grid_process_kernel_body_copy): Likewise.
24386 (grid_attempt_target_gridification): Likewise.
24387 (grid_gridify_all_targets_stmt): Likewise.
24388 (grid_gridify_all_targets): Likewise.
24389 (execute_lower_omp): Call grid_gridify_all_targets.
24390 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
24391 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
24392 (tree_omp_clause): Added union field dimension.
24393 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
24394 * tree.c (omp_clause_num_ops): Added number of arguments of
24395 OMP_CLAUSE__GRIDDIM_.
24396 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
24397 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
24398 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
24399 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
24400 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
24401 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
24402 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
24403 * tree-pass.h (make_pass_gen_hsail): Declare.
24404 (make_pass_ipa_hsa): Likewise.
24405 * ipa-hsa.c: New file.
24406 * lto-section-in.c (lto_section_name): Add hsa section name.
24407 * lto-streamer.h (lto_section_type): Add hsa section.
24408 * timevar.def (TV_IPA_HSA): New.
24409 * hsa-brig-format.h: New file.
24410 * hsa-brig.c: New file.
24411 * hsa-dump.c: Likewise.
24412 * hsa-gen.c: Likewise.
24415 * toplev.c (compile_file): Call hsa_output_brig.
24416 * hsa-regalloc.c: New file.
24418 2016-01-18 Jeff Law <law@redhat.com>
24420 PR tree-optimization/69320
24421 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
24422 ranged object, do nothing if the RHS constant is not [0..1].
24423 (optimize_stmt): Comparing a boolean ranged object against a
24424 constant outside [0..1] results in a compile-time constant.
24426 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
24429 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
24431 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24432 (Option Summary): Update to reflect new section and moved options.
24433 (C++ Dialect Options): Move -fstats to new section.
24434 (Debugging Options): Move all dump, statistics, and other GCC
24435 developer options to new section. Rewrite section introduction
24436 and re-order remaining options to put the more basic ones first.
24437 (Optimization Options): Move -fira-verbose and -flto-report* to
24439 (Developer Options): New section incorporating moved options.
24440 * doc/cppopts.texi (-dM): Update cross-reference.
24442 2016-01-18 Richard Henderson <rth@redhat.com>
24445 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
24446 operands to pseudo only if CSE is expected. Split long immediate
24447 operands only after reload, and for the stack pointer.
24448 (*add<GPI>3_pluslong): Remove.
24449 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
24450 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
24451 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
24452 (*add<GPI>3 peepholes): New.
24453 (*add<GPI>3 splitters): New.
24454 * config/aarch64/constraints.md (Upl): New.
24455 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
24457 2016-01-18 Richard Biener <rguenther@suse.de>
24459 PR tree-optimization/69297
24460 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
24462 (vect_bb_vectorization_profitable_p): Clear visited flag again.
24464 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
24466 PR middle-end/68542
24467 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
24468 of mixind vector and scalar types.
24469 (fold_relational_const): Add handling of vector
24470 comparison with boolean result.
24471 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
24472 comparison of vector operands with boolean result for EQ/NE only.
24473 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
24474 (verify_gimple_cond): Likewise.
24475 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
24478 2016-01-18 Joseph Myers <joseph@codesourcery.com>
24480 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
24483 2016-01-18 Richard Biener <rguenther@suse.de>
24485 PR middle-end/69308
24486 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
24488 2016-01-18 Tom de Vries <tom@codesourcery.com>
24490 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
24492 2016-01-18 Tom de Vries <tom@codesourcery.com>
24494 * omp-low.c (set_oacc_fn_attrib): Make extern.
24495 * omp-low.h (set_oacc_fn_attrib): Declare.
24496 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
24497 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
24498 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
24499 Add and handle function parameter oacc_kernels_p.
24500 (find_reduc_addr, get_omp_data_i_param): New function.
24501 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
24502 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
24503 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
24504 Calculate dominance info. Skip loops that are not in a kernels region
24505 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
24506 (pass_parallelize_loops::execute): Call parallelize_loops with
24507 oacc_kernels_p argument.
24508 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
24509 New member function.
24510 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
24511 * passes.def: Add argument to pass_parallelize_loops instantation.
24513 2016-01-18 Tom de Vries <tom@codesourcery.com>
24515 * tree-parloops.c (pass_parallelize_loops::execute): Allow
24516 pass_parallelize_loops to be run outside the loop pipeline.
24518 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24520 * tree-scalar-evolution.c (follow_copies_to_constant): New.
24521 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
24523 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24526 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
24527 using get_ref_base_and_extent.
24528 (equal_mem_array_ref_p): New.
24529 (hashable_expr_equal_p): Add call to previous.
24531 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
24534 * tree-sra.c (disqualified_constants, constant_decl_p): New.
24535 (sra_initialize): Allocate disqualified_constants.
24536 (sra_deinitialize): Free disqualified_constants.
24537 (disqualify_candidate): Update disqualified_constants when appropriate.
24538 (create_access): Scan for constant-pool entries as we go along.
24539 (scalarizable_type_p): Add check against type_contains_placeholder_p.
24540 (maybe_add_sra_candidate): Allow constant-pool entries.
24541 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
24542 (initialize_constant_pool_replacements): New.
24543 (sra_modify_assign): Avoid mangling assignments created by previous,
24544 and don't generate writes into constant pool.
24545 (sra_modify_function_body): Call initialize_constant_pool_replacements.
24547 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24549 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
24550 andnot instruction.
24551 (scalar_chain::convert_op): Likewise.
24552 * config/i386/i386.md (*andndi3_doubleword): New.
24554 2016-01-18 Richard Biener <rguenther@suse.de>
24556 PR tree-optimization/69170
24557 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
24558 building a vector from scalar results of a pattern stmt.
24560 2016-01-18 Jakub Jelinek <jakub@redhat.com>
24562 * haifa-sched.c (autopref_multipass_init): Work around
24563 -Wmaybe-uninitialized warning.
24565 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
24567 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
24568 against the constant 0.
24570 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24572 PR tree-optimization/68799
24573 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
24574 look up phi candidates in the statement-candidate map.
24575 (phi_add_costs): Likewise.
24576 (record_phi_increments): Likewise.
24577 (phi_incr_cost): Likewise.
24578 (ncd_with_phi): Likewise.
24579 (all_phi_incrs_profitable): Likewise.
24581 2016-01-17 Jakub Jelinek <jakub@redhat.com>
24583 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
24584 -Wmaybe-uninitialized warning.
24586 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
24588 * doc/invoke.texi (Invoking GCC): Add new section to menu.
24589 (Option Summary): Update to reflect new section and moved options.
24590 (C++ Dialect Options): Move -fvtable-verify and related options.
24591 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
24592 and profiling-related options.
24593 (Optimization Options): Move profile generation options and
24594 -fstack-protector and related options.
24595 (Instrumentation Options): New section incorporating moved options.
24596 (Code Generation Options): Move -finstrument-functions and
24597 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
24599 2016-01-16 Tom de Vries <tom@codesourcery.com>
24601 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
24603 2016-01-16 Tom de Vries <tom@codesourcery.com>
24605 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
24607 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
24609 * hash-table.h (hash_table::empty): Turn into an inline wrapper
24610 that checks whether the table is already empty. Rename the
24611 original implementation to...
24612 (hash_table::empty_slot): ...this new private function.
24614 2016-01-15 David Malcolm <dmalcolm@redhat.com>
24616 PR diagnostic/68899
24617 * diagnostic-show-locus.c (layout::print_source_line): Move x
24618 offset of line until after call to
24619 get_line_width_without_trailing_whitespace.
24621 2016-01-15 Jeff Law <law@redhat.com>
24623 PR tree-optimization/69270
24624 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
24625 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
24626 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
24627 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
24628 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24629 ssa_name_has_boolean_range and constant_boolean_node.
24631 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
24633 PR rtl-optimization/69030
24634 * lra-spills.c (remove_pseudos): Check nrefs and make the function
24636 (spill_pseudos): Delete debug insn for dead pseudo.
24637 (lra_spill): Initiate spill_hard_reg and slots memory separately.
24639 2016-01-15 Jiong Wang <jiong.wang@arm.com>
24641 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
24643 (TYPES_UNOPUS): Likewise.
24644 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
24645 builtin type, from UNOP to UNOPUS.
24646 (lbtruncuv4sf): Likewise.
24647 (lbtruncuv2df): Likewise.
24648 (lrounduv2sf): Likewise.
24649 (lrounduv4sf): Likewise.
24650 (lrounduv2df): Likewise.
24651 (lroundusf): Likewise.
24652 (lroundusf): Likewise.
24653 (lceiluv2sf): Likewise.
24654 (lceiluv4sf): Likewise.
24655 (lceiluv2df): Likewise.
24656 (lceilusf): Likewise.
24657 (lceiludf): Likewise.
24658 (lflooruv2sf): Likewise.
24659 (lflooruv4sf): Likewise.
24660 (lflooruv2df): Likewise.
24661 (lfloorusf): Likewise.
24662 (lfloorudf): Likewise.
24663 (lfrintnuv2sf): Likewise.
24664 (lfrintnuv4sf): Likewise.
24665 (lfrintnuv2df): Likewise.
24666 (lfrintnusf): Likewise.
24667 (lfrintnudf): Likewise.
24668 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
24670 (vcvtq_u32_f32): Likewise.
24671 (vcvtq_u64_f64): Likewise.
24672 (vcvta_u32_f32): Likewise.
24673 (vcvtaq_u32_f32): Likewise.
24674 (vcvtaq_u64_f64): Likewise.
24675 (vcvtm_u32_f32): Likewise.
24676 (vcvtmq_u32_f32): Likewise.
24677 (vcvtmq_u64_f64): Likewise.
24678 (vcvtn_u32_f32): Likwise.
24679 (vcvtnq_u32_f32): Likewise.
24680 (vcvtnq_u64_f64): Likewise.
24681 (vcvtp_u32_f32): Likewise.
24682 (vcvtpq_u32_f32): Likewise.
24683 (vcvtpq_u64_f64): Likewise.
24684 (vcvtmd_u64_f64): Likewise.
24685 (vcvtms_u32_f32): Likewise.
24686 (vcvtad_u64_f64): Likewise.
24687 (vcvtas_u32_f32): Likewise.
24688 (vcvtnd_u64_f64): Likewise.
24689 (vcvtns_u32_f32): Likewise.
24690 (vcvtpd_u64_f64): Likewise.
24691 (vcvtps_u32_f32): Likewise.
24693 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24695 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
24696 CSEL of zero_extended registers.
24698 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24700 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
24701 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
24703 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24705 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
24706 false when argument string is not found in the attributes table
24709 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
24712 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
24713 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
24714 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
24715 precision estimate.
24717 2016-01-15 Richard Biener <rguenther@suse.de>
24719 PR tree-optimization/66856
24720 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
24721 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
24722 (vect_create_new_slp_node): Increment stmt reference count.
24723 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
24724 an SLP tree before swapping operands.
24725 (vect_build_slp_tree): Likewise.
24726 (destroy_bb_vec_info): Free stmt info after SLP instances.
24727 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
24728 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
24729 (STMT_VINFO_NUM_SLP_USES): New macro.
24731 2016-01-15 Richard Biener <rguenther@suse.de>
24734 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
24735 (add_linkage_name): ... here.
24736 (gen_typedef_die): Use add_linkage_name_raw instead of
24737 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
24740 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
24742 * gimplify.c (oacc_default_clause): Decode reference and pointer
24743 types for both kernels and parallel regions.
24745 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
24747 PR middle-end/69246
24748 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
24750 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24752 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
24753 (convert_scalars_to_vector): Likewise.
24755 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
24757 * doc/extend.texi (Type Traits): Fix grammar.
24759 2016-01-15 Martin Jambor <mjambor@suse.cz>
24761 * tree-inline.c (remap_decl): Use existing dclarations if
24762 remapping a type and prevent_decl_creation_for_types.
24763 (replace_locals_stmt): Do an initial remapping of non-VLA typed
24764 decls first. Do real remapping with
24765 prevent_decl_creation_for_types set.
24766 * tree-inline.h (copy_body_data): New field
24767 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
24770 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24772 * config/s390/s390.opt (mmvcle): More verbose help text.
24774 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
24776 * config/s390/s390.opt: Add period to -mzvector option text.
24778 2016-01-15 Richard Biener <rguenther@suse.de>
24780 PR tree-optimization/68961
24781 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
24782 of invariants in stores again.
24784 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
24786 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
24788 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
24790 * config/i386/i386.c (ix86_expand_branch): Don't split
24791 DI mode xor instruction to SI mode.
24793 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24796 * ipa-icf.c (sem_function::merge): Virtual functions may become
24797 reachable even if they address is not taken and there are no
24800 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
24802 * lto-streamer-out.c (subtract_estimated_size): New function.
24803 (get_symbol_initial_value): Use it.
24805 2016-01-15 Christian Bruel <christian.bruel@st.com>
24808 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
24809 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
24810 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
24811 use add_builtin_function_ext_scope instead of add_builtin_function.
24812 (neon_set_p, neon_crypto_set_p): Remove.
24813 (arm_init_builtins): Always call arm_init_neon_builtins and
24814 arm_init_crypto_builtins.
24815 (arm_expand_builtin): Check that builtins are allowed for the arch.
24816 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
24817 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
24818 arm_init_neon_builtins call.
24820 2016-01-15 Richard Biener <rguenther@suse.de>
24822 PR tree-optimization/69117
24823 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
24824 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
24825 of the leader conservatively.
24826 (free_scc_vn): Restore original SSA name infos.
24828 2016-01-14 Jeff Law <law@redhat.com>
24830 PR tree-optimization/69270
24831 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
24832 single bit of precision, verify it's also unsigned.
24833 (record_edge_info): Use constant_boolean_node rather than fold_convert
24834 to convert boolean_true/boolean_false to the right type.
24836 2016-01-14 Richard Henderson <rth@redhat.com>
24839 * loop-doloop.c (record_reg_sets): New.
24840 (doloop_optimize): Reject the transform if the sequence
24841 clobbers registers live at the end of the loop block.
24842 (doloop_optimize_loops): Enable df_live if needed.
24844 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
24846 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
24847 * config/rs6000/rs6000.c: Likewise.
24848 * config/rs6000/rs6000.h: Likewise.
24849 * config/rs6000/rs6000.md: Likewise.
24850 * doc/extend.texi: Likewsie.
24852 2016-01-14 Jeff Law <law@redhat.com>
24854 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
24857 2016-01-14 Richard Henderson <rth@redhat.com>
24861 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
24862 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
24863 instead of builtin_decl_declared_p to test for declaration.
24865 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
24867 * doc/loop.texi (Loop Analysis and Representation): Document
24868 loop_depth function.
24870 2016-01-14 Tom de Vries <tom@codesourcery.com>
24872 PR tree-optimization/68773
24873 * omp-low.c (expand_omp_target): Don't set force_output.
24874 * varpool.c (varpool_node::get_create): Same.
24875 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
24876 offload_funcs with force_output.
24878 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24881 * lra-eliminations.c (move_plus_up): Don't change anything if either
24882 the outer or inner subreg mode is not MODE_INT.
24883 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
24884 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
24886 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24888 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
24889 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
24890 reduc_uplus_@var{m}): Remove.
24891 * expr.c (expand_expr_real_2): Remove expansion path for
24892 reduc_[us](min|max|plus) optabs.
24893 * optabs-tree.c (scalar_reduc_to_vector): Remove.
24894 * optabs-tree.h (scalar_reduc_to_vector): Remove.
24895 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
24896 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
24897 * tree-vect-loop.c (vectorizable_reduction): Remove test for
24898 reduc_[us](min|max|plus) optabs.
24900 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
24902 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
24903 (reduc_plus_scal_v2sf): New.
24904 (reduc_smax_v2sf): Rename to...
24905 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
24906 (reduc_smin_v2sf): Rename to...
24907 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
24909 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
24911 * alias.c (compare_base_symbol_refs): New function.
24912 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
24915 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24917 PR middle-end/68146
24918 PR tree-optimization/69155
24919 * tree-complex.c: Include cfganal.h.
24920 (phis_to_revisit): New variable.
24921 (extract_component): Add phiarg_p argument. Assert that returned
24922 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
24923 (update_phi_components): Partly rewrite to use loop over real/imag
24924 components instead of code duplication. If extract_component returns
24925 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
24926 create_tmp_reg into the PHI node instead, and mention the phi triplet
24927 in phis_to_revisit.
24928 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
24929 in phis_to_revisit at the end.
24931 2016-01-14 Richard Biener <rguenther@suse.de>
24933 PR tree-optimization/68060
24934 * tree-vect-loop.c (vect_is_simple_reduction): Check the
24935 outer loop reduction is only used in the inner loop before
24936 detecting a double reduction.
24938 2016-01-14 Jakub Jelinek <jakub@redhat.com>
24941 * combine.c (expand_field_assignment): Punt if compute_mode is
24942 unsupported scalar mode.
24944 2016-01-14 Richard Biener <rguenther@suse.de>
24946 PR tree-optimization/66856
24947 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
24948 SLP node only if it built successfully.
24949 (vect_analyze_slp_instance): Adjust.
24951 2016-01-14 Jeff Law <law@redhat.com>
24953 PR tree-optimization/69270
24954 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
24955 (record_edge_info): Use it. Convert boolean_{true,false}_node
24956 to the type of op0.
24958 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
24961 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
24962 use block_ultimate_origin
24963 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
24965 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24967 * doc/invoke.texi (Submodel Options): Rename section to
24968 "Machine-Dependent Options" to better reflect its content.
24969 Rewrite introductory text to remove archaic CPU names.
24972 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
24974 * doc/invoke.texi (Code Gen Options): Move section up in file,
24975 before target-specific options. Update menu and option summary
24976 to reflect the new section ordering.
24978 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
24980 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
24981 (C++ Dialect Options): Add cross-reference to -std option.
24982 * doc/standards.texi (C++ Language): Document C++14 support.
24984 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
24986 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
24987 for pack/unpack functions for __ibm128.
24988 (PACK_IF): Likewise.
24989 (UNPACK_IF): Likewise.
24991 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
24992 support for __ibm128 pack/unpack functions.
24993 (rs6000_invalid_builtin): Likewise.
24994 (rs6000_init_builtins): Likewise.
24995 (rs6000_opt_masks): Likewise.
24997 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
24998 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25000 (RS6000_BTM_COMMON): Likewise.
25002 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25003 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25004 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25005 128-bit floating point. Add support for the double values to be
25006 in Altivec registers for TF/IF packing and unpacking, but restrict
25007 TD packing sub-fields to be FPR registers. Don't allow overlapped
25008 register support for packing. Allow pack inputs to be memory
25009 locations. Don't build generator functions for unpack<mode>_dm
25010 and unpack<mode>_nodm.
25011 (unpack<mode>_dm): Likewise.
25012 (unpack<mode>_nodm): Likewise.
25013 (pack<mode>): Likewise.
25015 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25016 built-in functions to pack/unpack explicit __ibm128 values.
25017 (__builtin_unpack_ibm128): Likewise.
25019 * doc/extend.texi (PowerPC Built-in Functions): Document
25020 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25022 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25025 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25026 Add new arg loc and pass it down as context.
25027 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25028 to the location to use for the warning.
25029 (check_function_arguments): New arg loc. All callers changed. Pass
25030 it to check_function_nonnull.
25031 * c-common.h (check_function_arguments): Adjust declaration.
25033 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25035 PR tree-optimization/69156
25036 * gimple.c (validate_type): Removed.
25037 (gimple_builtin_call_types_compatible_p): Use
25038 useless_type_conversion_p instead of validate_type.
25039 * value-prof.c (gimple_stringop_fixed_value): Fold
25040 icall_size to correct type.
25042 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25044 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25047 2016-01-13 Richard Henderson <rth@redhat.com>
25050 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25051 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25052 (ix86_builtin_tm_store): Remove.
25053 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25054 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25055 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25056 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25057 * doc/tm.texi: Rebuild.
25059 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25060 (BUILT_IN_TM_MEMCPY_RTWN): New.
25061 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25062 fallback from vector to integer helpers.
25063 (build_tm_load): Handle vector types directly, instead of
25065 (build_tm_store): Likewise.
25066 (expand_assign_tm): Prepare for register types not handled by
25067 the above. Copy them to memory and use memcpy.
25068 * tree.c (tm_define_builtin): New.
25069 (find_tm_vector_type): New.
25070 (build_tm_vector_builtins): New.
25071 (build_common_builtin_nodes): Call it.
25073 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25075 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25076 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25078 2016-01-13 Tom de Vries <tom@codesourcery.com>
25080 PR tree-optimization/69169
25081 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25082 handled_struct_type param.
25083 (create_variable_info_for, intra_create_variable_infos): Call
25084 create_variable_info_for_1 with extra arg.
25086 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25088 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25089 and "armv8.1-a+crc" entries.
25091 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25094 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25095 Change first operand predicate from register_or_constm1_operand
25096 to register_operand.
25097 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25098 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25099 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25100 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25101 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25102 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25103 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25104 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25105 comparison with constm1_rtx from vec_prefetch_gen part.
25107 2016-01-13 Richard Biener <rguenther@suse.de>
25109 PR tree-optimization/69013
25110 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25111 Exchange assert for a test.
25113 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25116 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25118 2016-01-13 Richard Biener <rguenther@suse.de>
25120 PR tree-optimization/69242
25121 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25122 assert with a check.
25124 2016-01-13 Richard Biener <rguenther@suse.de>
25126 PR tree-optimization/69186
25127 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25128 Properly guard vect_update_misalignment_for_peel call.
25130 2016-01-12 Jeff Law <law@redhat.com>
25132 PR tree-optimization/pr67755
25133 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25134 "need_profile_correction".
25135 (thread_block_1): Initialize new field to false by default. If we
25136 have multiple thread paths through a common joiner to different
25137 final targets, then set new field to true.
25138 (compute_path_counts): Only do count adjustment when it's really
25141 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25143 * doc/invoke.texi (Spec Files): Move section down in file, past
25144 all command-line option descriptions.
25146 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25148 PR middle-end/54809
25149 * doc/gty.texi: Remove documentation of mark_hook.
25150 * gengtype.c (struct write_types_data): Remove code to support
25151 mark_hook attribute.
25152 (walk_type): Likewise.
25153 (write_func_for_structure): Likewise.
25155 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25157 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25158 Directory Options, and -specs= to Overall Options.
25159 (Overall Options): Adjust similarly. Reorder to group related
25160 options together. Make -specs= cross-reference the spec file details.
25161 (Directory Options): Adjust similarly.
25163 2016-01-12 Jeff Law <law@redhat.com>
25165 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25167 2016-01-12 Olivier Hainque <hainque@adacore.com>
25169 * gcc.c (spec_undefvar_allowed): New global.
25170 (process_command): Set to true when running for --version or --help,
25172 (getenv_spec_function): When the variable is not defined, use the
25173 variable name as the variable value if we're allowed not to issue
25176 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25178 PR tree-optimization/68911
25179 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25180 information computed for expression "init + nit * step".
25182 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25184 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25185 about name of GCC executable. Remove deleted node from menu.
25186 (Directory Options) <-B>: Remove cross-reference to deleted node.
25187 (Target Options): Delete section.
25189 2016-01-12 Christian Bruel <christian.bruel@st.com>
25192 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25193 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25195 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25198 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25199 aligned_mem is properly set for AVX512-VL floating point masked
25203 * ifcvt.c (cond_exec_process_if_block): When removing the last
25204 insn from then_bb, remove also any possible barriers that follow it.
25206 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25210 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25211 (PTRDIFF_TYPE): Likewise.
25212 (WCHAR_TYPE): Likewise.
25213 (WCHAR_TYPE_SIZE): Likewise.
25214 (STDINT_LONG32): Likewise.
25216 2016-01-12 Richard Biener <rguenther@suse.de>
25218 PR tree-optimization/69053
25219 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25220 convert initial value for cond reductions.
25222 2016-01-12 Richard Biener <rguenther@suse.de>
25224 PR tree-optimization/69007
25225 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25226 widen_sum after dot_prod and sad.
25228 2016-01-12 Richard Biener <rguenther@suse.de>
25230 PR tree-optimization/69168
25231 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25232 pattern stmt SLP type.
25233 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25234 end up unused so cope with that case.
25236 2016-01-12 Richard Biener <rguenther@suse.de>
25238 PR tree-optimization/69157
25239 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25240 stmts def type only during analyze phase.
25241 (vectorizable_call): Likewise.
25242 (vectorizable_simd_clone_call): Likewise.
25243 (vectorizable_conversion): Likewise.
25244 (vectorizable_assignment): Likewise.
25245 (vectorizable_shift): Likewise.
25246 (vectorizable_operation): Likewise.
25247 (vectorizable_store): Likewise.
25248 (vectorizable_load): Likewise.
25250 2016-01-12 Richard Biener <rguenther@suse.de>
25252 PR tree-optimization/69174
25253 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
25255 (vectorizable_load): Properly compute the number of loads needed
25256 for permuted strided SLP loads and do not spuriously assign
25257 to SLP_TREE_VEC_STMTS.
25259 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
25261 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
25262 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
25263 (MD_EXEC_PREFIX): Remove.
25264 (MD_STARTFILE_PREFIX) Removee.
25265 (FILE_NAME_ABSOLUTE_P): Remove.
25266 (CPP_SPEC): Do not read macros from sys/version.h.
25267 (LINK_COMMAND_SPEC): Remove.
25268 (LOCAL_INCLUDE_DIR): Remove.
25269 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
25270 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
25271 (POST_LINK_SPEC): Define to invoke stubify after linker
25272 (LIBSTDCXX): Remove define
25273 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
25274 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
25275 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
25276 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
25277 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
25278 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
25279 (i386_djgpp_asm_named_section): Add propotype of new procedure
25281 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
25282 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
25283 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
25284 in config/i386/djgpp.h).
25285 (STANDARD_STARTFILE_PREFIX_2): Define identical to
25286 STANDARD_STARTFILE_PREFIX_1.
25287 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
25288 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
25289 installation errors.
25290 (MAX_OFILE_ALIGNMENT): Define to 128.
25291 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
25293 * config/i386/djgpp.c: New file. Add implementation of
25294 i386_djgpp_asm_named_section.
25296 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
25298 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
25299 Add rule for building djgpp.o.
25301 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25303 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
25304 (rtx_is_swappable_p): Reductions are swappable.
25305 (insn_is_swappable_p): V2DF reductions are swappable.
25307 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
25309 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
25310 reloads for other unsupported memory operands.
25312 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
25313 Jim Wilson <jim.wilson@linaro.org>
25316 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
25317 copy_to_mode_reg instead of force_reg.
25319 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25322 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
25323 TARGET_80387 is true.
25325 2016-01-11 Jakub Jelinek <jakub@redhat.com>
25328 * lra-eliminations.c (move_plus_up): Only move plus up
25329 if subreg of the constant can be simplified into constant
25330 and use the simplified subreg of the constant instead of
25331 the original constant.
25333 * fold-const.c (fold_convertible_p): Don't return true
25334 for conversion of VECTOR_TYPE to same sized integral type.
25335 (fold_convert_loc): Fix up formatting. Fold conversion of
25336 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
25337 instead of NOP_EXPR.
25339 PR tree-optimization/69214
25340 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
25341 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
25344 PR tree-optimization/69207
25345 * tree-vect-slp.c (vect_get_constant_vectors): For
25346 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
25347 fold_convertible_p to vector_type's element type, and always
25348 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
25350 2016-01-11 Richard Biener <rguenther@suse.de>
25352 PR tree-optimization/69173
25353 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
25354 fixup the cycle if all stmts are in a pattern.
25356 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
25358 PR middle-end/68999
25359 * alias.c (base_alias_check): Move check for addresses with
25360 alignment ANDs before the call for compare_base_decls.
25361 (memrefs_conflict_p): Return -1 for different decls
25362 that went through alignment adjustments.
25364 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25366 PR rtl-optimization/68796
25367 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
25368 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
25369 and QImode comparisons against zero with CC_NZmode.
25370 * config/aarch64/iterators.md (short_mask): New mode_attr.
25372 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
25374 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
25375 (<avx512>_store<mode>_mask): Likewise.
25377 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
25378 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25380 PR rtl-optimization/68841
25381 * ifcvt.c (struct noce_if_info): Add orig_x field.
25382 (bbs_ok_for_cmove_arith): Add to_rename parameter.
25383 Don't record conflicts on to_rename if it's present.
25384 Allow memory destinations in sets.
25385 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
25386 blocks, passing orig_x to the checks.
25387 (noce_process_if_block): Set if_info->orig_x appropriately.
25389 2016-01-11 Tom de Vries <tom@codesourcery.com>
25391 PR tree-optimization/69069
25392 * tree-parloops.c (create_parallel_loop): Add missing phi args.
25394 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
25396 PR rtl-optimization/68920
25397 * config/i386/i386.c (ix86_option_override_internal): Restrict number
25398 of conditional moves for RTL if-conversion to 1 for
25399 TARGET_ONE_IF_CONV_INSN.
25400 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
25401 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
25402 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
25403 parameter to restirct number of conditional moves for
25405 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
25406 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
25409 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
25412 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
25413 onepart vars. Fix typo in comment. Fix reversed condition in
25415 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
25418 * var-tracking.c (dump_onepart_variable_differences): New.
25419 (dataflow_set_different): If a detailed dump is requested,
25420 delay early returns and dump differences between onepart
25421 variables present before and after, and added variables.
25423 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
25426 * expr.c (expand_expr_real_1): For boolean vector constants
25427 with a scalar mode use const_scalar_mask_from_tree.
25428 (const_scalar_mask_from_tree): New.
25429 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
25430 assigned to a mask type to handle constants.
25432 2016-01-11 Martin Jambor <mjambor@suse.cz>
25435 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
25436 useless parameters if we cannot change function signature.
25438 2016-01-11 Martin Jambor <mjambor@suse.cz>
25441 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
25444 2016-01-11 Tom de Vries <tom@codesourcery.com>
25446 PR tree-optimization/69109
25447 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
25450 2016-01-11 Tom de Vries <tom@codesourcery.com>
25452 PR tree-optimization/69108
25453 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
25454 res is not used in a phi.
25456 2016-01-11 Yury Gribov <y.gribov@samsung.com>
25459 * common.opt (frandom-seed): Fix parameter name.
25460 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
25462 2016-01-11 Tom de Vries <tom@codesourcery.com>
25464 PR tree-optimization/69058
25465 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
25468 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
25470 * config/arc/arc.opt (mdiv-rem): Add period to the end.
25471 (mcode-density): Likewise.
25473 2016-01-10 Tom de Vries <tom@codesourcery.com>
25475 PR tree-optimization/69062
25476 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
25477 (parallelize_loops): Don't paralelize loop that has phi with address
25480 2016-01-10 Tom de Vries <tom@codesourcery.com>
25482 PR tree-optimization/69039
25483 * tree-parloops.c (try_create_reduction_list): Only allow single exit
25486 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
25488 PR middle-end/68743
25489 * match.pd: Require target has function_c99_misc before doing
25490 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
25492 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
25494 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
25496 * configure: Regenerate.
25498 2016-01-09 Jakub Jelinek <jakub@redhat.com>
25500 PR middle-end/50865
25501 PR tree-optimization/69097
25502 * fold-const.h (expr_not_equal_to): New prototype.
25503 * fold-const.c: Include stringpool.h and tree-ssanames.h.
25504 (expr_not_equal_to): New function.
25505 * match.pd (X % -Y is the same as X % Y): Don't optimize
25506 unless X is known not to be equal to minimum or Y is known
25507 not to be equal to -1.
25508 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
25509 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
25510 (simplify_stmt_using_ranges): Adjust caller.
25511 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
25512 substitute_and_fold.
25514 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
25516 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
25519 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25521 PR tree-optimization/69167
25522 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
25523 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
25525 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
25527 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25528 Richard Biener <rguenther@suse.de>
25530 PR tree-optimization/68707
25531 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
25532 instances that can be handled via vect_load_lanes.
25534 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
25536 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
25537 if we can't determine address equivalence.
25538 * alias.c (compare_base_decl): Update for changed return value of
25539 symtab_node::equal_address_to.
25541 2016-01-08 Jason Merrill <jason@redhat.com>
25545 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
25546 * expr.c (store_field): Not here.
25547 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
25548 call with TREE_ADDRESSABLE type.
25549 * tree-cfg.c (verify_gimple_call): Adjust.
25551 2016-01-08 Olivier Hainque <hainque@adacore.com>
25553 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
25556 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
25558 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
25559 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
25560 (reduc_smin_v2sf): Rename to...
25561 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
25562 (reduc_splus_v2sf): Rename to...
25563 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
25565 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25567 PR tree-optimization/69162
25568 * gimplify.c (gimplify_va_arg_expr): Encode original type of
25569 valist argument in another argument.
25570 (gimplify_modify_expr): Adjust for the above change. Cleanup.
25571 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
25572 to determine the va_list type, build a MEM_REF instead of
25573 build_fold_indirect_ref.
25575 PR tree-optimization/69172
25576 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
25579 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
25581 PR tree-optimization/67781
25582 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
25583 and cmpnop in two steps: first the ones not accessed in original
25584 gimple expression in a endian independent way and then the ones not
25585 accessed in the final result in an endian-specific way.
25587 2016-01-08 Jakub Jelinek <jakub@redhat.com>
25589 PR tree-optimization/69083
25590 * tree-vect-slp.c (vect_get_constant_vectors): For
25591 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
25592 element type. If op is fold_convertible_p to vector_type's element
25593 type, use NOP_EXPR instead of VCE.
25595 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
25597 PR rtl-optimization/67778
25598 PR rtl-optimization/68634
25599 PR rtl-optimization/68909
25600 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
25601 block from the stack until done with it. Remove a superfluous
25602 bitmap set. Remove a superfluous bitmap test.
25604 2016-01-07 Martin Sebor <msebor@redhat.com>
25607 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
25608 constraint on the type of arguments.
25610 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
25612 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
25613 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
25614 unaligned_access on the gcc_options set.
25615 * config/arm/arm.c (arm_option_override_internal): Use
25616 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
25618 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25621 * config/i386/i386.c (ix86_frame_pointer_required): Enable
25622 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
25624 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
25627 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25630 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25631 depending on frame_pointer_needed before remaining integer and SSE
25632 registers are saved.
25634 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
25637 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
25639 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
25642 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
25643 Use the "xBm" constraint.
25644 (float<sseintvecmodelower><mode>2<mask_name><round_name):
25646 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
25647 (sse_cvtsi2ssq<round_name>): Likewise.
25648 (sse_cvtss2si<round_name>): Likewise.
25649 (sse_cvtss2siq<round_name>): Likewise.
25650 (sse2_cvtsi2sdq<round_name>): Likewise.
25651 (sse2_cvtsd2si<round_name>): Likewise.
25652 (sse2_cvtsd2siq<round_name>): Likewise.
25653 * config/i386/subst.md (round_nimm_scalar_predicate): New
25656 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
25658 PR middle-end/67639
25659 * varasm.c (make_decl_rtl): Mark invalid register vars as
25662 PR rtl-optimization/66206
25663 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
25664 All callers changed.
25666 2016-01-07 Jakub Jelinek <jakub@redhat.com>
25668 PR tree-optimization/69141
25669 * tree-ssa-pre.c: Include langhooks.h.
25670 (eliminate_dom_walker::before_dom_children): Use
25671 lang_hooks.decl_printable_name instead of
25672 cgraph_node::get ()->name ().
25674 PR middle-end/68960
25675 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
25676 it and DECL_ALIGN too.
25678 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
25680 * config/mips/mips-ftypes.def: Sort to lexicographical order.
25682 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
25685 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
25686 depending on frame_pointer_needed before remaining integer and SSE
25687 registers are saved.
25689 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25691 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
25692 mode iterator with VSX_M2.
25693 (*p9_vecstore_<mode>): Likewise.
25694 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
25695 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
25696 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
25697 (define_split for VSX_LE128 stores): Likewise.
25698 (define_peephole2 for TImode LE swaps): Likewise.
25699 (define_split for VSX_LE128 post-reload stores): Likewise.
25701 2016-01-06 Marek Polacek <polacek@redhat.com>
25704 * convert.c (convert_to_integer_1): Adjust call to
25705 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
25706 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
25707 EXPR instead of ARG.
25708 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
25710 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25713 * doc/extend.texi (RL78 Variable Attributes): New section.
25715 2016-01-05 Marek Polacek <polacek@redhat.com>
25718 * builtins.c (get_memmodel): Use expansion point location rather than
25719 the input location. Call warning_at rather than warning.
25720 (expand_builtin_atomic_compare_exchange): Likewise.
25721 (expand_builtin_atomic_load): Likewise.
25722 (expand_builtin_atomic_store): Likewise.
25723 (expand_builtin_atomic_clear): Likewise.
25725 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25728 * config/i386/i386.c (ix86_expand_vector_logical_operator):
25729 Replace nonimmediate_operand with vector_operand.
25730 * config/i386/predicates.md (vector_operand): New predicate.
25731 (general_vector_operand): Replace nonimmediate_operand with
25733 * config/i386/sse.md: Replace nonimmediate_operand with
25734 vector_operand and m constraint with Bm constraint on SSE
25735 patterns with 16-byte memory operand.
25736 * config/i386/subst.md (round_nimm_predicate): Replace
25737 nonimmediate_operand with vector_operand.
25738 (round_saeonly_nimm_predicate): Likewise.
25739 (round_saeonly_nimm_scalar_predicate): New.
25741 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
25744 * config/i386/constraints.md (Bm): New constraint.
25745 * config/i386/predicates.md (vector_memory_operand): New
25747 * config/i386/sse.md: Replace xm with xBm in plusminus and
25748 any_logic patterns.
25750 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25753 * doc/extend.texi (V850 Function Attributes): New section.
25754 (V850 Variable Attributes): New section.
25756 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
25759 * doc/extend.texi (MicroBlaze Function Attributes): Document
25760 interrupt_handler and fast_interrupt attributes.
25762 2016-01-05 Sergei Trofimovich <siarheit@google.com>
25765 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
25766 for local symbolic operands.
25767 * config/ia64/predicates.md (local_symbolic_operand64): New
25770 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25772 PR rtl-optimization/68651
25773 * combine.c (combine_simplify_rtx): Canonicalize x + x into
25776 2016-01-05 Nathan Sidwell <nathan@acm.org>
25778 * alias.c (compare_base_decls): Use symtab_node::get.
25780 2016-01-05 Nick Clifton <nickc@redhat.com>
25783 * ira-costs.c (copy_cost): Initialise the t_icode field of the
25784 secondary_reload_info structure.
25787 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
25788 decls if weak support is available.
25790 2016-01-04 Martin Sebor <msebor@redhat.com>
25792 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
25794 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25796 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
25797 OPTION_MASK_P9_DFORM.
25799 * config/rs6000/constraints.md (wo constraint): New constraint for
25802 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
25804 (rs6000_init_hard_regno_mode_ok): Likewise.
25806 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
25809 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
25810 expanders not to have constraints. Add support for ISA 3.0 xxperm
25811 instruction. Add support for fusing xxlor with xxperm.
25812 (altivec_vperm_<mode>_internal): Likewise.
25813 (altivec_vperm_v8hiv16qi): Likewise.
25814 (altivec_vperm_<mode>v16q): Likewise.
25815 (altivec_vperm_<mode>_uns): Likewise.
25816 (vperm_v8hiv4si): Likewise.
25817 (vperm_v16qiv8hi): Likewise.
25819 * doc/md.texi (RS/6000 constraints): Document wo constraint.
25821 2016-01-04 Jakub Jelinek <jakub@redhat.com>
25823 Update copyright years.
25825 * gcc.c (process_command): Update copyright notice dates.
25826 * gcov-dump.c (print_version): Ditto.
25827 * gcov.c (print_version): Ditto.
25828 * gcov-tool.c (print_version): Ditto.
25829 * gengtype.c (create_file): Ditto.
25830 * doc/cpp.texi: Bump @copying's copyright year.
25831 * doc/cppinternals.texi: Ditto.
25832 * doc/gcc.texi: Ditto.
25833 * doc/gccint.texi: Ditto.
25834 * doc/gcov.texi: Ditto.
25835 * doc/install.texi: Ditto.
25836 * doc/invoke.texi: Ditto.
25838 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25840 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
25841 modes larger than TImode as TImode if NEON is not enabled.
25843 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25846 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
25847 mode for %f0-%f31 only if TARGET_FPU.
25849 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
25852 * config/sparc/sparc.c (scan_record_type): Take into account subfields
25853 to compute the PACKED_P predicate.
25854 (function_arg_record_value): Minor tweaks.
25856 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25858 * doc/install.texi (--with-multilib-list): Describe the meaning of the
25859 option for arm*-*-* targets.
25861 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
25863 * doc/extend.texi (Common Function Attributes): Move docs for
25864 MSP430-specific attributes to....
25865 (MSP430 Function Attributes): ...here. Delete the redundant
25866 entries and copy-edit the remaining text.
25867 (MSP430 Variable Attributes): Use uniform format for index
25868 entries and add a cross-reference to the corresponding function
25871 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
25873 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
25875 (x86 Options): Likewise.
25877 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25881 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
25882 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
25883 to corresponding attribute.
25885 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
25887 * doc/extend.texi (Common Function Attributes) <noplt>: Move
25888 to correct alphabetization of table. Copy-edit and correct
25890 <stack_protect>: Likewise.
25891 <target_clones>: Likewise.
25893 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
25894 Correct punctuation.
25895 (Code Gen Options) <-fno-plt>: Copy-edit.
25897 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
25900 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
25901 SI values. Explicitly convert SI to DI and vice-versa.
25903 2016-01-01 Jakub Jelinek <jakub@redhat.com>
25905 PR tree-optimization/69070
25906 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
25907 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
25910 * ubsan.c (ubsan_instrument_float_cast): Call
25911 initialize_sanitizer_builtins.
25914 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
25916 Copyright (C) 2016 Free Software Foundation, Inc.
25918 Copying and distribution of this file, with or without modification,
25919 are permitted in any medium without royalty provided the copyright
25920 notice and this notice are preserved.