1 2016-11-02 Richard Biener <rguenther@suse.de>
3 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
4 redundant val and dest members.
5 (store_immediate_info::store_immediate_info): Adjust.
6 (merged_store_group::merged_store_group): Adjust.
7 (merged_store_group::apply_stores): Likewise.
8 (struct imm_store_chain_info): Add base_addr field.
9 (imm_store_chain_info::imm_store_chain_info): New constructor.
10 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
11 (imm_store_chain_info::output_merged_store): Likewise. Use
12 addr_base which is already the address.
13 (imm_store_chain_info::output_merged_stores): Likewise.
14 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
15 imm_store_chain_info instead of base. Fix alias check.
16 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
17 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
18 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
19 use the address of the base and adjust for other changes.
21 2016-11-02 Martin Liska <mliska@suse.cz>
23 * fold-const-call.c (host_size_t_cst_p): Test whether
24 t is convertible to size_t.
26 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28 PR tree-optimization/78170
29 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
30 introduced by native_encode_expr on little-endian as well.
32 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34 PR tree-optimization/78162
35 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
38 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
40 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
42 (aarch64_next_callee_save): Likewise.
43 (aarch64_pushwb_single_reg): Likewise.
44 (aarch64_gen_storewb_pair): Likewise.
45 (aarch64_push_regs): Likewise.
46 (aarch64_gen_loadwb_pair): Likewise.
47 (aarch64_pop_regs): Likewise.
48 (aarch64_gen_store_pair): Likewise.
49 (aarch64_gen_load_pair): Likewise.
50 (aarch64_save_callee_saves): Likewise.
51 (aarch64_restore_callee_saves): Likewise.
53 2016-11-02 Richard Biener <rguenther@suse.de>
55 PR tree-optimization/78035
56 PR tree-optimization/77964
57 * gimple-pretty-print.c (pp_points_to_solution): Print
58 vars_contains_interposable.
59 * tree-ssa-alias.c: Include varasm.h.
60 (ptrs_compare_unequal): Check vars_contains_interposable and
61 decl_binds_to_current_def_p.
62 (dump_points_to_solution): Dump vars_contains_interposable.
63 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
65 * tree-ssa-structalias.c: Include varasm.h.
66 (set_uids_in_ptset): Record whether vars contains a
67 not decl_binds_to_current_def_p variable in vars_contains_interposable.
68 (ipa_escaped_pt): Update initializer.
70 2016-11-02 Richard Biener <rguenther@suse.de>
72 PR tree-optimization/78047
73 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
74 fake field at offset zero conservatively regarding to may_have_pointers.
76 2016-11-02 Richard Biener <rguenther@suse.de>
78 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
79 infer_value_range on stmt ops and update value-ranges.
80 Dump visited stmts and blocks.
81 (evrp_dom_walker::push_value_range): Dump changes.
82 (evrp_dom_walker::pop_value_range): Likewise.
83 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
85 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
87 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
89 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
91 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
93 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
95 * cfgrtl.h (delete_insn_chain): Adjust prototype.
97 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
99 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
101 (transcode_memory_rtx): Likewise.
102 (move_to_acc): Likewise.
103 (move_from_acc): Likewise.
104 (move_acc_to_reg): Likewise.
105 (move_to_x): Likewise.
106 (move_to_hl): Likewise.
107 (move_to_de): Likewise.
108 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
109 (rs6000_emit_savres_rtx): Likewise.
110 (rs6000_emit_prologue): Likewise.
111 * reorg.c (update_reg_unused_notes): Likewise.
112 * rtl.h (remove_note): Adjust prototype.
113 * rtlanal.c (remove_note): Make argument type rtx_insn *.
115 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
117 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
118 variables so some can be rtx_insn *.
119 (alpha_emit_xfloating_libcall): Likewise.
120 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
121 (mips_legitimize_tls_address): Likewise.
122 * optabs.c (expand_binop): Likewise.
123 * reload1.c (gen_reload): Likewise.
125 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
127 * reorg.c (relax_delay_slots): Split up the trial variable.
129 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
131 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
132 of variables rtx_insn *.
133 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
134 (legitimize_tls_address): Likewise.
135 * config/bfin/bfin.c (hwloop_optimize): Likewise.
136 (bfin_gen_bundles): Likewise.
137 * config/c6x/c6x.c (reorg_split_calls): Likewise.
138 (c6x_reorg): Likewise.
139 * config/frv/frv.c (frv_reorder_packet): Likewise.
140 * config/i386/i386.c (ix86_split_idivmod): Likewise.
141 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
142 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
143 * config/mn10300/mn10300.c: Likewise.
144 * config/rl78/rl78.c: Likewise.
145 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
146 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
147 (sh_expand_cmpnstr): Likewise.
148 (sh_expand_strlen): Likewise.
149 (sh_expand_setmem): Likewise.
150 * config/sh/sh.md: Likewise.
151 * emit-rtl.c (emit_pattern_before): Likewise.
152 * except.c: Likewise.
156 2016-11-01 Jason Merrill <jason@redhat.com>
158 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
159 a COND_EXPR with constant condition.
161 2016-11-01 Jakub Jelinek <jakub@redhat.com>
163 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
164 and its initialization.
166 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
168 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
171 2016-11-01 Jakub Jelinek <jakub@redhat.com>
173 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
174 argument, don't call add_linkage_name if it is true.
175 (gen_variable_die): For C++ inline static data members, consider the
176 initial call when old_die is NULL to be declaration and call
177 add_name_and_src_coords_attributes in that case with true as
178 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
179 (gen_member_die): For C++ inline static data members, emit a
180 definition DIE right away in DW_TAG_compile_unit context.
182 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
185 * config/pa/pa.md: Add new shift/add patterns to handle
186 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
188 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
190 * config/xtensa/xtensa-protos.h
191 (xtensa_use_return_instruction_p): New prototype.
192 * config/xtensa/xtensa.c (xtensa_current_frame_size,
193 xtensa_callee_save_size): Remove.
194 (struct machine_function): Add new fields: current_frame_size,
195 callee_save_size, frame_laid_out and epilogue_done.
196 (compute_frame_size, xtensa_expand_prologue,
197 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
198 cfun->machine->callee_save_size and xtensa_current_frame_size
199 with cfun->machine->current_frame_size.
200 (compute_frame_size): Update cfun->machine->frame_laid_out and
201 don't update frame layout after reload completion.
202 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
203 instead of zeroing xtensa_current_frame_size.
204 (xtensa_use_return_instruction_p): New function.
205 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
207 (INITIAL_ELIMINATION_OFFSET): Use return value of
208 compute_frame_size instead of xtensa_current_frame_size value.
209 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
210 function xtensa_use_return_instruction_p instead of inline code.
212 2016-11-01 Jakub Jelinek <jakub@redhat.com>
214 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
215 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
216 * dwarf2out.c (rnglist_idx): New variable.
217 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
218 (DEBUG_RNGLISTS_SECTION): Define.
219 (ranges_base_label): New variable.
220 (size_of_die) <case dw_val_class_range_list>: If using
221 DW_FORM_rnglistx, count size of uleb128 of range list index.
222 (value_format) <case dw_val_class_range_list>: For
223 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
224 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
225 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
226 (add_ranges_num): Remove useless prototype. Don't multiply
227 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
228 for new fields added to dw_ranges struct.
229 (add_ranges): Add maybe_new_sec argument and pass it
230 through to add_ranges_num.
231 (note_rnglist_head): New function.
232 (add_ranges_by_labels): Pass true as maybe_new_sec to
233 add_ranges_num, call note_rnglist_head on the head of the list.
234 (output_ranges): Add function comment. Switch to
235 .debug_ranges section here and emit .Ldebug_ranges0 label.
236 (index_rnglists, output_rnglists): New functions.
237 (gen_subprogram_die): Formatting fixes.
238 (add_high_low_attributes): Don't divide offsets
239 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
240 first list element or when pointing into the middle of
241 a list. Pass true as second argument to add_ranges on the
242 first block fragment after cold/hot section switch.
243 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
244 section instead of .debug_ranges. Initialize
245 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
246 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
247 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
248 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
249 Call output_rnglists for -gdwarf-5.
250 (dwarf2out_c_finalize): Clear rnglist_idx.
252 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
254 * combine.c (simplify_compare_const): Add gcc_fallthrough.
256 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
257 Tamar Christina <tamar.christina@arm.com>
259 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
260 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
261 (vmaxnmq_f32): Likewise.
262 (vminnm_f32): Likewise.
263 (vminnmq_f32): Likewise.
264 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
266 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
269 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
271 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
272 binary floating point types supported by the hardware except for
274 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
275 vector instruction for optimizing extracting a SImode from a
276 V4SImode vector and converting it to floating point.
277 (vsx_xvcvuxwdp_df): Likewise.
278 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
279 registers to be any VSX register. Move stores to the end of the
281 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
282 to optimize extracting a SImode from a V4SImode vector and
283 converting it to a binary floating point type supported by the
284 hardware. Use the vector converts instead of extracting the
285 element, sign extending it, and then converting it to double.
286 Other floating point types than double first convert to double,
287 then the double is converted to that type.
288 (vsx_extract_si_<uns>float_<mode>): Likewise.
290 2016-10-31 Andrew Pinski <apinski@cavium.com>
292 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
293 Rewrite handling of part num to handle the case where
294 multiple implementers share the same part num.
296 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
297 Jakub Jelinek <jakub@redhat.com>
299 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
300 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
302 2016-10-31 Jakub Jelinek <jakub@redhat.com>
304 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
305 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
306 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
307 (is_cu_die, is_unit_die): Likewise.
308 (should_move_die_to_comdat, break_out_comdat_types): Adjust
309 comments for DWARF5 DW_UT_type units.
310 (output_compilation_unit_header): Add UT argument, output
311 start of DWARF5 .debug_info section header.
312 (output_comp_unit): Add dwo_id argument. Adjust
313 output_compilation_unit_header caller, for DW_UT_split_compile
314 emit dwo_id field, otherwise padding1. Emit padding2 field.
315 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
316 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
317 (output_skeleton_debug_sections): Add dwo_id argument, for
318 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
319 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
320 DW_UT_type or DW_UT_split_type units rather than .debug_types.
321 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
322 DW_TAG_compile_unit for skeleton unit die. Don't add
323 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
324 address to output_comp_unit and output_skeleton_debug_sections.
326 * dwarf2out.c (debug_line_str_section): New variable.
327 (debug_line_str_hash): Likewise.
328 (DEBUG_LINE_STR_SECTION): Define.
329 (set_indirect_string): Handle DW_FORM_line_strp like
331 (find_string_form): Fix up formatting.
332 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
334 (output_die): Handle DW_FORM_line_strp.
335 (DWARF5_USE_DEBUG_LINE_STR): Define.
336 (output_line_string): New function.
337 (output_file_names): Add -gdwarf-5 support.
338 (output_line_info): Likewise.
339 (init_sections_and_labels): Initialize debug_line_str_section.
340 (output_indirect_string): Change 2nd argument from void *
341 to enum dwarf_form form, compare with form rather than
343 (output_indirect_strings): Pass DW_FORM_strp to
344 output_indirect_string traversion.
345 (dwarf2out_finish): Output .debug_line_str strings.
346 (dwarf2out_c_finalize): Clear debug_line_str_section and
349 2016-10-31 Tom Tromey <tom@tromey.com>
352 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
353 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
354 DW_OP_GNU_push_tls_address case.
355 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
357 2016-10-31 Jakub Jelinek <jakub@redhat.com>
359 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
360 for frame_offset_rel bit.
361 (struct array_descr_info): Add rank field.
362 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
363 and placeholder_seen fields.
364 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
365 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
366 DW_OP_pick 1 into DW_OP_over.
367 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
368 gen_variant_part): Clear placeholder_{arg,seen}.
369 (loc_list_from_tree_1): Drop const from context argument.
370 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
371 (loc_list_for_address_of_addr_expr_of_indirect_ref,
372 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
374 (add_scalar_info): Drop const from context argument. Handle
375 context->placeholder_arg.
376 (add_bound_info): Drop const from context argument.
377 (gen_descr_array_type_die): Drop const from ctx variable.
378 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
379 attribute and use a single DW_TAG_generic_subrange instead of
380 7 DW_TAG_subrange_type for assumed rank arrays.
382 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
383 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
384 from bool to 1-bit uchar bitfield. Add num_assigned and
385 offset_emitted bitfields.
386 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
387 for dw_val_class_lineptr and dw_val_class_macptr. Handle
388 dw_val_class_loclistsptr.
389 (new_addr_loc_descr): Fix up formatting.
390 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
391 (add_AT_low_high_pc): Fix up formatting.
392 (add_AT_loclistsptr): New function.
393 (AT_lbl): Allow dw_val_class_loclistsptr.
394 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
395 Handle dw_val_class_loclistsptr.
396 (loc_list_idx): New variable.
397 (output_loclists_offsets, assign_location_list_indexes): New
399 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
400 add size_of_uleb128 of the index. Drop never used
401 dwarf_split_debug_info AT_index handling. Handle
402 dw_val_class_loclistsptr.
403 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
404 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
405 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
406 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
407 DW_FORM_loclistx indexes.
408 (output_attr_index_or_value): Fix up formatting. Don't handle
409 dw_val_class_loc_list here.
410 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
411 For dw_val_class_loc_list call output_loc_list_offset rather than
412 output_attr_index_or_value.
413 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
414 or .debug_loclists.dwo section name for debug_loc_section.
415 (resolve_addr_in_expr): Formatting fix.
416 (index_location_lists): Likewise.
417 (dwarf2out_finish): If there are any location lists, for
418 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
419 index_location_lists only if have_location_lists. Call
420 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
421 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
422 -gsplit-dwarf also emit offset table.
424 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
425 (size_of_die, value_format, output_die): Use
426 DW_FORM_data16 for 128-bit dw_val_class_const_double or
427 dw_val_class_wide_int.
429 * dwarf2out.c (dwarf_op): Renamed to ...
430 (dwarf_OP): ... this.
431 (convert_descriptor_to_mode, scompare_loc_descriptor,
432 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
433 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
435 (dwarf_AT, dwarf_TAG): New functions.
436 (check_die): Disallow DW_AT_call_all_calls next to
437 DW_AT_GNU_all_call_sites.
438 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
439 and attributes instead of the corresponding GNU tag and attributes.
440 (gen_subprogram_die): Likewise. Emit call site information even
441 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
442 DW_AT_defaulted in comment.
443 (resolve_addr): Handle DW_AT_call_origin attribute on
444 DW_TAG_call_site DIE like DW_AT_abstract_origin on
445 DW_TAG_GNU_call_site DIE.
447 * dwarf2out.c (dwarf_op): New function.
448 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
449 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
450 (output_loc_operands, output_loc_operands_raw): Likewise.
451 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
452 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
453 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
454 if dwarf_version < 5.
455 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
457 (scompare_loc_descriptor, ucompare_loc_descriptor,
458 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
459 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
460 optimize_location_into_implicit_ptr): Likewise. Only punt for
461 !dwarf_strict if dwarf_version < 5.
462 (string_cst_pool_decl): Adjust comment.
463 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
465 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
466 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
467 (struct dw_val_node): Add val_file_implicit field.
468 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
469 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
470 output_die): Handle dw_val_class_const_implicit,
471 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
472 (abbrev_die_table): Change into va_gc vec.
473 (abbrev_die_table_allocated, abbrev_die_table_in_use,
474 ABBREV_DIE_TABLE_INCREMENT): Remove.
475 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
476 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
478 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
479 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
481 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
483 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
485 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
487 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
488 unit. Call optimize_abbrev_table.
489 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
490 abbrev_die_table being a va_gc vec.
492 PR tree-optimization/77860
493 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
494 also integral complex and vector constants.
496 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
497 optimize_macinfo_range, save_macinfo_strings): Replace
498 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
499 (output_macinfo): Likewise. Emit .debug_macro* rather than
500 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
501 (init_sections_and_labels): Use .debug_macro* labels rather than
502 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
503 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
504 or DW_AT_GNU_macros for -gdwarf-5.
506 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
508 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
510 2016-09-11 Le-Chun Wu <lcwu@google.com>
511 Mark Wielaard <mjw@redhat.com>
513 * common.opt (Wshadow=global): New option. Default for -Wshadow.
514 (Wshadow=local): New option.
515 (Wshadow-local): Hidden alias for -Wshadow=local.
516 (Wshadow=compatible-local): New option.
517 (Wshadow-compatible-local): Hidden alias for
518 -Wshadow=compatible-local.
519 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
520 Wshadow=compatible-local.
522 2016-10-31 Bin Cheng <bin.cheng@arm.com>
524 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
525 Check slp defs for COND_EXPR by swapping/inverting operands if the
526 new parameter SWAP indicates so.
527 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
528 is isomorphic to the first stmt via swapping/inverting. Store swap
529 information in the new parameter SWAP.
530 (vect_build_slp_tree): New local array SWAP and pass it to function
531 vect_build_slp_tree_1. Cleanup result handling code for function
532 call to vect_get_and_check_slp_defs. Skip operand swapping if the
533 order of operands has been fixed as indicated by SWAP[i].
535 2016-10-31 Bin Cheng <bin.cheng@arm.com>
537 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
538 unnecessary data dependence check after visited store stmt.
540 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
542 PR tree-optimization/71915
543 PR tree-optimization/71490
544 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
546 (find_basis_for_base_expr): Require stride types to match when
548 (alloc_cand_and_find_basis): Record the stride type.
549 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
550 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
551 the expressions having those types.
552 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
553 (create_mul_ssa_cand): Likewise.
554 (create_mul_imm_cand): Likewise.
555 (create_add_ssa_cand): Likewise.
556 (create_add_imm_cand): Likewise.
557 (legal_cast_p_1): Change interface to accept types rather than the
558 expressions having those types.
559 (legal_cast_p): Pass types to legal_cast_p_1.
560 (slsr_process_cast): Pass stride type to
561 alloc_cand_and_find_basis.
562 (slsr_process_copy): Likewise.
563 (dump_candidate): Display stride type when a cast exists.
564 (create_add_on_incoming_edge): Introduce a cast when necessary for
566 (analyze_increments): Change the code checking for invalid casts
567 to rely on the stride type, and update the documentation and
568 example. Change the code checking for pointer multiplies to rely
570 (insert_initializers): Introduce a cast when necessary for the
571 stride type. Use the stride type for the type of the initializer.
573 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
575 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
577 2016-10-29 Jakub Jelinek <jakub@redhat.com>
579 PR rtl-optimization/77919
580 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
581 into memory if both modes are complex and their inner modes have the
582 same precision. If the two modes are different complex modes, convert
583 each part separately and generate a new CONCAT.
585 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
587 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
589 2016-10-29 Jakub Jelinek <jakub@redhat.com>
592 * gimple-ssa-store-merging.c
593 (imm_store_chain_info::output_merged_store): Use build_aligned_type
594 instead of SET_TYPE_ALIGN on shared integral type.
596 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
598 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
599 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
602 2016-10-28 Jeff Law <law@redhat.com>
604 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
605 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
607 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
609 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
611 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
613 * target.def (min_arithmetic_precision): New hook.
614 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
615 * doc/tm.texi: Regenerate.
616 * internal-fn.c (expand_arith_overflow): Adjust handling of target
617 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
618 * targhooks.c (default_min_arithmetic_precision): New function.
619 * targhooks.h (default_min_arithmetic_precision): Declare.
620 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
621 (sparc_min_arithmetic_precision): New function.
623 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
626 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
627 Swap commutative operands in new RTL if needed. Handle zero_ext
629 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
632 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
633 Kugan Vivekanandarajah <kuganv@linaro.org>
634 Jim Wilson <jim.wilson@linaro.org>
636 PR tree-optimization/43721
637 * target.def: New hook expand_divmod_libfunc.
638 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
639 * doc/tm.texi: Regenerate.
640 * internal-fn.def: Add new entry for DIVMOD ifn.
641 * internal-fn.c (expand_DIVMOD): New.
642 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
644 (widen_mul_stats): Add new field divmod_calls_inserted.
645 (target_supports_divmod_p): New.
646 (divmod_candidate_p): Likewise.
647 (convert_to_divmod): Likewise.
648 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
649 renumber_gimple_stmt_uids at beginning of function. Call
650 convert_to_divmod and record stats for divmod.
651 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
652 TARGET_EXPAND_DIVMOD_LIBFUNC.
653 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
656 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
657 Segher Boessenkool <segher@kernel.crashing.org>
659 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
660 swapping the arms of the branch.
661 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
662 sequence for the generic signed-signed-signed case.
664 2016-10-28 Jeff Law <law@redhat.com>
666 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
668 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
670 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
672 PR rtl-optimization/78029
673 * function.c (prologue_contains, epilogue_contains): New functions.
674 (record_prologue_seq, record_epilogue_seq): New functions.
675 * function.h (prologue_contains, epilogue_contains,
676 record_prologue_seq, record_epilogue_seq): New declarations.
677 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
678 mixing prologue and epilogue insns.
679 (init_deps): Initialize the new fields in struct deps_desc.
680 * sched-int.h (struct deps_desc): New fields last_prologue,
681 last_epilogue, and last_logue_was_epilogue.
682 * shrink-wrap.c (emit_common_heads_for_components): Record all
683 emitted prologue and epilogue insns.
684 (emit_common_tails_for_components): Ditto.
685 (insert_prologue_epilogue_for_components): Ditto.
687 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
690 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
691 * common.opt (fstore-merging): New Optimization option.
692 * opts.c (default_options_table): Add entry for
693 OPT_ftree_store_merging.
694 * fold-const.h (can_native_encode_type_p): Declare prototype.
695 * fold-const.c (can_native_encode_type_p): Define.
696 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
697 (PARAM_MAX_STORES_TO_MERGE): Likewise.
698 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
699 * passes.def: Insert pass_tree_store_merging.
700 * tree-pass.h (make_pass_store_merging): Declare extern
702 * gimple-ssa-store-merging.c: New file.
703 * doc/invoke.texi (Optimization Options): Document
705 (--param documentation): Document store-merging-allow-unaligned
706 and max-stores-to-merge.
708 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
711 * gimplify.c (gimplify_init_constructor): Move emit of constructor
712 assignment to earlier in the if/else logic.
714 2016-10-28 Richard Biener <rguenther@suse.de>
718 * fold-const.c (make_bit_field_ref): Only adjust alias set
719 when the original alias set was zero.
721 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
723 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
724 (s390_adjust_loops): New function.
725 (s390_reorg): Invoke s390_adjust_loops.
726 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
727 ("osc_break"): New insn definition.
729 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
731 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
732 * config.gcc: Support alternate archXX cpu levels with
733 --with-arch= and --with-tune=.
734 * config/s390/linux.h: Translate new archXX cpu levels to the
735 original names when calling GAS.
736 * config/s390/tpf.h: Likewise.
737 * doc/invoke.texi: Document the alternate cpu level names.
739 2016-10-28 Jakub Jelinek <jakub@redhat.com>
741 PR rtl-optimization/77919
742 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
743 MEM if mode1 is not a complex mode.
745 PR rtl-optimization/78132
746 * ree.c (combine_reaching_defs): Give up if copy_needed and
747 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
749 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
751 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
753 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
755 * config/rs6000/constraints.md (wH constraint): Add new
756 constraints for allowing 32-bit integers (and eventually 8/16-bit
757 integers) into the vector registers.
758 (wI constraint): Likewise.
759 (wJ constraint): Likewise.
760 (wK constraint): Likewise.
761 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
762 -mvsx-small-integer as a default option for ISA 2.07
764 (POWERPC_MASKS): Likewise.
765 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
766 switch to turn off small integer support in vector registers.
767 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
768 test for -mupper-regs-di, since it is already done with the
769 reg_add[mode].scalar_in_vsx_p. Add support for the switch
771 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
773 (rs6000_setup_reg_addr_masks): Likewise.
774 (rs6000_init_hard_regno_mode_ok): Likewise.
775 (rs6000_option_override_internal): Add consistency checks for
777 (rs6000_secondary_reload_simple_move): SImode is a simple move if
779 (rs6000_secondary_reload): Use std::swap.
780 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
781 VSX_REGS for small integers in vector registers, since there is no
782 D-FORM address mode for such types.
783 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
784 (rs6000_opt_masks): Add -mvsx-small-integer.
785 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
787 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
788 extracts can be done on ISA 2.07.
789 (vsx_extract_<mode>): Add support for small integers in vsx
791 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
792 longer support V4SImode in this pattern.
793 (vsx_extract_si): New insn to support extraction of SImode in ISA
794 2.07 using either xxextractuw or vspltw.
795 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
796 longer support V4SImode in this pattern.
797 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
798 wJ, and wK constraints.
799 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
800 storing SDmode with VSX instructions.
801 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
802 GPR load and before the FPR and VSX loads. Remove ??, ! from the
803 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
804 small integers in vector registers.
805 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
806 load and before the FPR and VSX loads. Remove ??, ! from the
807 constraints. Add VEXTSW2D support for small integers in vector
809 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
810 integers in vector registers.
811 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
812 move instead of using an UNSPEC.
813 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
814 integers in vector registers.
815 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
816 move instead of using an UNSPEC.
817 (movsi_internal1): Add support for -mvsx-small-integer. Align
818 columns so that it is more readable.
819 (SImode splitter for ISA 3.0 constants): Add splitter for
820 -128..127 constants that can easily be constructed on ISA 3.0.
821 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
824 2016-10-27 Jakub Jelinek <jakub@redhat.com>
827 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
830 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
832 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
833 PIC_OFFSET_TABLE_REGNUM twice.
835 2016-10-27 Bin Cheng <bin.cheng@arm.com>
837 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
838 support for constant operand for OP.
840 2016-10-27 Jakub Jelinek <jakub@redhat.com>
842 * dwarf2out.c (gen_member_die): Only reparent_child instead of
843 splice_child_die if child doesn't have DW_AT_specification attribute.
845 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
847 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
848 (TARGET_HAVE_LDREXBH): Likewise.
849 (TARGET_HAVE_LDACQ): Likewise.
851 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
853 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
854 logic to to decide whether to copy over old value to register for new
856 * config/arm/sync.md: Add comments explaning why mode and code
857 attribute are not defined in iterators.md
858 (thumb1_atomic_op_str): New code attribute.
859 (thumb1_atomic_newop_str): Likewise.
860 (thumb1_atomic_fetch_op_str): Likewise.
861 (thumb1_atomic_fetch_newop_str): Likewise.
862 (thumb1_atomic_fetch_oldop_str): Likewise.
863 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
864 mirror the more restrictive constraints of the Thumb-1 insns after
865 split compared to Thumb-2 counterpart insns.
866 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
867 in sync with non atomic version.
868 (atomic_nand<mode>): Likewise.
869 (atomic_fetch_<sync_optab><mode>): Likewise.
870 (atomic_fetch_nand<mode>): Likewise.
871 (atomic_<sync_optab>_fetch<mode>): Likewise.
872 (atomic_nand_fetch<mode>): Likewise.
873 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
874 in sync with atomic version.
875 (thumb1_subsi3_insn): Likewise.
876 (thumb1_andsi3_insn): Likewise.
877 (thumb1_iorsi3_insn): Likewise.
878 (thumb1_xorsi3_insn): Likewise.
880 2016-10-27 Nick Clifton <nickc@redhat.com>
882 * plugin.c (register_plugin_info): Produce an error message if the
883 plugin is not found in the hash table.
885 2016-10-27 Bin Cheng <bin.cheng@arm.com>
887 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
890 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
893 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
894 define builtin functions from the bdesc_spe_predicates or
895 bdesc_spe_evsel arrays if the builtin mask is not compatible with
896 the current compiler configuration.
897 (paired_init_builtins): Modify loop to not define define builtin
898 functions from the bdesc_paried_preds array if the builtin mask is
899 not compatible with the current compiler configuration.
900 (altivec_init_builtins): Modify loops to not define the
901 __builtin_altivec_stxvl function nor the builtin functions from
902 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
903 builtin mask is not compatible with the current compiler
906 2016-10-26 Jeff Law <law@redhat.com>
908 * config/sh/sh.c (output_branch): Add missing fallthru comments.
909 (gen_shl_and): Likewise.
910 * config/sh/sh.md (movsicc): Add missing fallthru comments.
912 * config/mips/mips.c (mips16_constant_cost): Add missing
914 (mips16_build_call_stub): Increase buffer size. Adjust
917 2016-10-26 David Malcolm <dmalcolm@redhat.com>
919 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
920 INSN_UIDs for all insns in compact mode.
921 (rtx_writer::print_rtx): Likewise.
922 * print-rtl.h (rtx_writer::flag_compact): Update comment.
923 * rtl-tests.c (selftest::test_dumping_insns): Update expected
924 output to include INSN_UID.
925 (selftest::test_uncond_jump): Likewise.
927 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
929 * haifa-sched.c (call_used_regs_num): Rename to...
930 (call_saved_regs_num): ...this.
931 (fixed_regs_num): New variable.
932 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
934 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
936 2016-10-26 David Malcolm <dmalcolm@redhat.com>
938 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
940 * print-rtl.c (outfile): Delete global.
941 (sawclose): Likewise.
943 (in_call_function_usage): Likewise.
944 (flag_compact): Likewise.
945 (flag_simple): Likewise.
946 (rtx_writer::rtx_writer): New ctor.
947 (print_rtx_operand_code_0): Convert to...
948 (rtx_writer::print_rtx_operand_code_0): ...this.
949 (print_rtx_operand_code_e): Convert to...
950 (rtx_writer::print_rtx_operand_code_e): ...this.
951 (print_rtx_operand_codes_E_and_V): Convert to...
952 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
953 (print_rtx_operand_code_i): Convert to...
954 (rtx_writer::print_rtx_operand_code_i): ...this.
955 (print_rtx_operand_code_r): Convert to...
956 (rtx_writer::print_rtx_operand_code_r): ...this.
957 (print_rtx_operand_code_u): Convert to...
958 (rtx_writer::print_rtx_operand_code_u): ...this.
959 (print_rtx_operand): Convert to...
960 (rtx_writer::print_rtx_operand): ...this.
961 (print_rtx): Convert to...
962 (rtx_writer::print_rtx): ...this.
963 (print_inline_rtx): Rewrite in terms of class rtx_writer.
964 (debug_rtx): Likewise.
965 (print_rtl): Convert to...
966 (rtx_writer::print_rtl): ...this.
967 (print_rtl): Reimplement in terms of class rtx_writer.
968 (print_rtl_single): Rewrite in terms of class rtx_writer.
969 (print_rtl_single_with_indent): Convert to..
970 (rtx_writer::print_rtl_single_with_indent): ...this.
971 (print_simple_rtl): Rewrite in terms of class rtx_writer.
972 * print-rtl.h (flag_compact): Delete decl.
973 (class rtx_writer): New class.
974 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
977 2016-10-26 Jeff Law <law@redhat.com>
979 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
982 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
983 (check_if_valid_sleep_operand): Add missing fallthru comment.
984 (arc_register_move_cost): Increase buffer size.
985 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
987 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
989 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
990 comment. Add gcc_unreachable for path that should never happen.
992 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
995 2016-10-26 Jakub Jelinek <jakub@redhat.com>
996 Martin Liska <mliska@suse.cz>
999 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
1000 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
1001 on outer context if any.
1003 2016-10-26 Jakub Jelinek <jakub@redhat.com>
1005 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
1006 by increment rather than double it.
1007 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
1008 emit a space before args[4].
1009 (END): Don't emit a space before with_arg.
1011 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1013 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
1014 Baseline only alternatives to (i) hold store atomic success value in a
1015 return register rather than a scratch register, (ii) use a low register
1016 for it and to (iii) ensure the cbranchsi insn generated by the split
1017 respect the constraints of Thumb-1 cbranchsi4_insn and
1019 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
1020 constraints must match those in atomic_compare_and_swap.
1021 (cbranchsi4_scratch): Likewise.
1023 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
1025 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
1026 variable. Add the new parameter to the insn generator. Set that
1027 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
1028 return value from the negation of that parameter for Thumb-1, keeping
1029 the logic unchanged otherwise except for using bdst as the destination
1030 register of the compare_and_swap insn.
1031 (arm_split_compare_and_swap): Add explanation about how is the value
1032 returned to the function comment. Rename scratch variable to
1033 neg_bval. Adapt initialization of variables holding operands to the
1034 new operand numbers. Use return register to hold result of store
1035 exclusive for Thumb-1, scratch register otherwise. Construct the
1036 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
1037 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
1038 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
1039 for strongly ordered compare_and_swap.
1040 * config/arm/predicates.md (cc_register_operand): New predicate.
1041 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
1042 match_operand with the new predicate to accept either the CC flag or a
1043 destination register for the boolean return value, restricting it to
1044 CC flag only via constraint. Adapt operand numbers accordingly.
1046 2016-10-26 Jeff Law <law@redhat.com>
1048 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
1050 * config/frv/frv.c (comparison_string): Do not fall through after
1053 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
1055 (expand_one_builtin): Add missing break.
1057 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
1058 (m32c_legitimate_address_p): Likewise.
1060 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
1062 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
1064 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
1067 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
1070 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
1072 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
1074 (rl78_asm_ctor_dtor): Increase buffer size.
1076 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
1078 (xstormy16_asm_output_constructor): Likewise.
1080 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
1083 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
1084 comment to silence warning.
1086 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
1087 (spu_legitimate_address_p): Fix logic error and add missing fallthru
1090 2016-10-26 Michael Matz <matz@suse.de>
1092 PR tree-optimization/78060
1093 PR tree-optimization/78061
1094 PR tree-optimization/78088
1095 * tree-ssa-loop-split.c (easy_exit_values): New function.
1096 (tree_ssa_split_loops): Use it.
1097 (compute_new_first_bound): Change order of operations,
1098 fix invalid use of types.
1100 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
1102 gen-pass-instances.awk is sensitive to the order in which
1103 passes are added; passes that appear later have to be added first.
1107 * config/avr/avr-passes.def: Swap order of directives for
1108 gen-pass-instances.awk.
1110 2016-10-25 Jeff Law <law@redhat.com>
1112 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
1113 (vax_notice_update_cc): Likewise.
1115 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1117 * config.gcc (sparc*-*-solaris2*): Adjust.
1118 (sparc64-*-linux*): Likewise.
1119 * config/sparc/default-64.h: Rename to...
1120 * config/sparc/default64.h: ...this.
1121 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
1123 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
1124 * config/sparc/sparc.h: Minor tweaks.
1125 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
1126 TARGET_ARCH32 throughout. Minor various tweaks throughout.
1128 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1130 * input.c (fcache::file_patch): Add comment about lifetime.
1131 (selftest::cpp_reader_ptr): New class.
1132 (selftest::lexer_test): Convert m_parser from cpp_reader *
1133 to a cpp_reader_ptr, and move m_tempfile to after it.
1134 (selftest::lexer_test::lexer_test): Update for above reordering.
1135 (lexer_test::~lexer_test): Move cleanup of m_parser to
1136 cpp_reader_ptr's dtor.
1138 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1140 * toplev.c (toplev::main): Remove call to
1141 location_adhoc_data_fini.
1143 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
1145 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
1146 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
1148 2016-10-25 David Malcolm <dmalcolm@redhat.com>
1150 * ggc-tests.c (forcibly_ggc_collect): Rename to...
1151 (selftest::forcibly_ggc_collect): ...this, and remove "static".
1152 (test_basic_struct): Update for above renaming.
1153 (test_length): Likewise.
1154 (test_union): Likewise.
1155 (test_finalization): Likewise.
1156 (test_deletable_global): Likewise.
1157 (test_inheritance): Likewise.
1158 (test_chain_next): Likewise.
1159 (test_user_struct): Likewise.
1160 (test_tree_marking): Likewise.
1161 * selftest-run-tests.c (selftest::run_tests): Call
1162 selftest::forcibly_ggc_collect at the end of the selftests.
1163 * selftest.h (selftest::forcibly_ggc_collect): New decl.
1165 2016-10-25 Jakub Jelinek <jakub@redhat.com>
1168 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
1169 * optabs.c (expand_vec_cond_expr): For comparison codes
1170 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
1171 (expand_vec_cmp_expr): For comparison codes
1172 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
1173 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
1174 Add enum tree_code argument.
1175 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
1177 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
1178 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
1180 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
1181 NE_EXPR, attempt to use vcondeq_optab as fallback.
1182 * tree-vect-generic.c (expand_vector_comparison,
1183 expand_vector_divmod, expand_vector_condition): Adjust
1184 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
1185 * tree-vect-stmts.c (vectorizable_condition,
1186 vectorizable_comparison): Likewise.
1187 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
1188 check_bool_pattern, search_type_for_mask_1): Likewise.
1189 * expr.c (do_store_flag): Likewise.
1190 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
1191 @code{vcondeq@var{m}@var{n}}): Document.
1192 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
1195 2016-10-25 Jeff Law <law@redhat.com>
1197 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
1199 (v850_output_aligned_bss): Add missing break.
1201 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
1203 2016-10-25 Martin Liska <mliska@suse.cz>
1206 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
1207 statements as they can also contain possibly a freeing call.
1209 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
1210 Martin Liska <mliska@suse.cz>
1213 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
1214 * ipa-icf.c (sem_function::get_hash): Add target optimization
1217 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
1220 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
1221 Remove partial overlap check for shift by 1.
1222 (ashldi3_neon): Likewise.
1224 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
1226 * config/arm/constraints.md (Q constraint): Document its use for
1228 (Pf constraint): New constraint for relaxed, consume or relaxed memory
1230 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
1231 alternatives to allow any register when memory model matches Pf and
1232 thus lda is used, but only low registers otherwise. Use unpredicated
1233 output template for Thumb-1 targets.
1234 (atomic_store<mode>): Likewise for stl.
1235 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
1236 whose output template does not have predication.
1237 (arm_load_acquire_exclusive<mode>): Likewise.
1238 (arm_load_exclusivesi): Likewise.
1239 (arm_load_acquire_exclusivesi): Likewise.
1240 (arm_store_release_exclusive<mode>): Likewise.
1241 (arm_store_exclusive<mode>): Use unpredicated output template for
1244 2016-10-25 Jakub Jelinek <jakub@redhat.com>
1246 * internal-fn.def (LAUNDER): New internal function.
1247 * internal-fn.c (expand_LAUNDER): New function.
1249 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
1250 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1252 New avr target pass to work around performance loss by PR fix.
1256 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
1257 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
1258 * config/avr/predicates.md (extend_operator): New.
1259 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
1260 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
1261 (make_avr_pass_casesi): New prototypes.
1262 * config/avr/avr.c (print-rtl.h): Include it.
1263 (pass_data avr_pass_data_casesi): Data for new pass.
1264 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
1265 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
1266 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
1267 (avr_optimize_casesi): New functions.
1269 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
1270 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1274 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
1276 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1278 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
1279 DW_AT_rvalue_reference attributes.
1281 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
1283 * doc/invoke.text (Wint-in-bool-context): Update documentation.
1284 * value-prof.c (stringop_block_profile): Fix a warning.
1286 2016-10-24 Martin Sebor <msebor@redhat.com>
1289 * builtins.c (string_length): New function.
1290 (c_strlen): Use string_length. Correctly handle wide strings.
1291 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
1293 (target_int_max): Call target_max_value.
1294 (format_result::knownrange): New data member.
1295 (fmtresult::fmtresult): Define default constructor.
1296 (format_integer): Use it and set format_result::knownrange.
1297 Handle global constants.
1298 (format_floating_max): Add third argument.
1299 (format_floating): Recompute maximum value for %a for each argument.
1300 (get_string_length): Use fmtresult default ctor.
1301 (format_string): Set format_result::knownrange.
1302 (format_directive): Check format_result::knownrange.
1303 (add_bytes): Same. Correct caret placement in diagnostics.
1304 (pass_sprintf_length::compute_format_length): Set
1305 format_result::knownrange.
1306 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
1308 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1310 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
1311 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
1313 2016-10-24 Ximin Luo <infinity0@pwned.gg>
1316 * dwarf2out.c (file_table_relative_p): Remove.
1317 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
1318 also for absolute paths.
1319 * doc/tm.texi: Update.
1320 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
1321 * target.def (force_at_comp_dir): Remove hook.
1322 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
1324 2016-10-24 Richard Biener <rguenther@suse.de>
1326 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
1327 backedges when identifying the single predecessor to take
1328 conditional info from. Use SCEV to get at ranges for loop IVs.
1329 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
1330 avoid false warning.
1332 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
1335 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
1336 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
1337 (avr_address_tiny_absdata_p): New static function.
1338 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
1339 it to determine validity of constant addresses.
1340 (avr_attribute_table) [absdata]: New variable attribute...
1341 (avr_handle_absdata_attribute): ...and handler.
1342 (avr_decl_absdata_p): New static function.
1343 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
1344 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
1345 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
1347 2016-10-24 Richard Biener <rguenther@suse.de>
1349 PR tree-optimization/78076
1350 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
1351 also on the loop tree root.
1353 2016-10-24 Jakub Jelinek <jakub@redhat.com>
1355 * config/i386/i386.c (ix86_fold_builtin): Handle
1356 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
1357 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
1358 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
1359 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
1361 2016-10-24 Martin Liska <mliska@suse.cz>
1364 * opts.c (finish_options): Skip conditionally.
1366 2016-10-23 Martin Sebor <msebor@redhat.com>
1369 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
1370 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
1372 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1374 * config/sparc/sparc.md (cpu_feature): Minor tweak.
1375 (enabled): Likewise.
1376 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
1377 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
1378 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
1379 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
1380 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
1381 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
1383 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
1385 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
1386 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
1388 2016-10-21 Andrew Pinski <apinski@cavium.com>
1390 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
1392 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
1393 implementer_id to unsigned char.
1394 Change part_no to unsigned int.
1395 (AARCH64_BIG_LITTLE): New define.
1396 (INVALID_IMP): New define.
1397 (INVALID_CORE): New define.
1398 (cpu_data): Change the last element's implementer_id and part_no to
1400 (valid_bL_string_p): Rewrite to ..
1401 (valid_bL_core_p): this for integers instead of strings.
1402 (parse_field): New function.
1403 (contains_string_p): Rewrite to ...
1404 (contains_core_p): this for integers and only for the part_no.
1405 (host_detect_local_cpu): Rewrite handling of implementation and
1406 par num to be integers; simplifying the code.
1408 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1410 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
1411 value range for pointers in more cases.
1413 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
1415 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
1416 Add extra argument to allow emitting the move immediate.
1417 Use add/sub with positive immediate.
1418 (aarch64_add_constant): Add inline function.
1419 (aarch64_add_sp): Likewise.
1420 (aarch64_sub_sp): Likewise.
1421 (aarch64_expand_prologue): Call aarch64_sub_sp.
1422 (aarch64_expand_epilogue): Call aarch64_add_sp.
1423 Decide when to leave out move.
1424 (aarch64_output_mi_thunk): Call aarch64_add_constant.
1426 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
1428 * config/aarch64/aarch64.c (aarch64_layout_frame):
1429 Align FP callee-saves.
1431 2016-10-21 Jakub Jelinek <jakub@redhat.com>
1433 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
1434 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
1436 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
1437 _rdseed64_step): Likewise.
1438 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
1441 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
1442 and tree-ssanames.h.
1443 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
1444 with INTEGER_CST argument.
1445 (ix86_gimple_fold_builtin): New function.
1446 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
1448 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
1449 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
1450 (ranges_table_allocated, ranges_table_in_use,
1451 ranges_by_label_allocated, ranges_by_label_in_use,
1452 RANGES_TABLE_INCREMENT): Removed.
1453 (add_ranges_num): Use vec_safe_push into ranges_table.
1454 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
1455 (output_ranges): Adjust for ranges_table and ranges_by_label
1456 conversion from arrays to vec.
1457 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
1458 conversion from arrays to vec.
1459 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
1460 ranges_table_in_use, ranges_by_label_allocated and
1461 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
1463 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
1464 if needed. Re-add origin_die variable and its initialization.
1466 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
1467 even for -fstack-reuse=none, or for volatile vars etc.
1469 2016-10-21 David Malcolm <dmalcolm@redhat.com>
1471 * print-rtl-function.c (flag_compact): Move extern decl to...
1472 * print-rtl.h (flag_compact): ...here.
1473 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
1474 (ASSERT_RTL_DUMP_EQ): New macro.
1475 (selftest::test_dumping_regs): New function.
1476 (selftest::test_dumping_insns): New function.
1477 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
1479 (selftest::rtl_tests_c_tests): Call the new test functions.
1481 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1483 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
1484 (outgoing_edges_match): Likewise.
1485 (try_crossjump_to_edge): Likewise.
1486 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
1487 (rtl_tidy_fallthru_edge): Likewise.
1488 * rtl.h (tablejump_p): Adjust prototype.
1489 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
1491 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1493 * rtl.h (label_ref_label): New function.
1494 (set_label_ref_label): New function.
1495 (LABEL_REF_LABEL): Delete.
1496 * alias.c (rtx_equal_for_memref_p): Adjust.
1497 * cfgbuild.c (make_edges): Likewise.
1498 (purge_dead_tablejump_edges): Likewise.
1499 * cfgexpand.c (convert_debug_memory_address): Likewise.
1500 * cfgrtl.c (patch_jump_insn): Likewise.
1501 * combine.c (distribute_notes): Likewise.
1502 * cse.c (hash_rtx_cb): Likewise.
1503 (exp_equiv_p): Likewise.
1504 (fold_rtx): Likewise.
1505 (check_for_label_ref): Likewise.
1506 * cselib.c (rtx_equal_for_cselib_1): Likewise.
1507 (cselib_hash_rtx): Likewise.
1508 * emit-rtl.c (mark_label_nuses): Likewise.
1509 * explow.c (convert_memory_address_addr_space_1): Likewise.
1510 * final.c (output_asm_label): Likewise.
1511 (output_addr_const): Likewise.
1512 * gcse.c (add_label_notes): Likewise.
1513 * genconfig.c (walk_insn_part): Likewise.
1514 * genrecog.c (validate_pattern): Likewise.
1515 * ifcvt.c (cond_exec_get_condition): Likewise.
1516 (noce_emit_store_flag): Likewise.
1517 (noce_get_alt_condition): Likewise.
1518 (noce_get_condition): Likewise.
1519 * jump.c (maybe_propagate_label_ref): Likewise.
1520 (mark_jump_label_1): Likewise.
1521 (redirect_exp_1): Likewise.
1522 (rtx_renumbered_equal_p): Likewise.
1523 * lra-constraints.c (operands_match_p): Likewise.
1524 * print-rtl.c (print_value): Likewise.
1525 * reload.c (find_reloads): Likewise.
1526 * reload1.c (set_label_offsets): Likewise.
1527 * reorg.c (get_branch_condition): Likewise.
1528 * rtl-tests.c (test_uncond_jump): Likewise.
1529 * rtl.c (rtx_equal_p_cb): Likewise.
1530 (rtx_equal_p): Likewise.
1531 * rtlanal.c (reg_mentioned_p): Likewise.
1532 (rtx_referenced_p): Likewise.
1533 (get_condition): Likewise.
1534 * varasm.c (const_hash_1): Likewise.
1535 (compare_constant): Likewise.
1536 (const_rtx_hash_1): Likewise.
1537 (output_constant_pool_1): Likewise.
1539 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1542 * reload.c (find_valid_class_1): Allow regclass if atleast one
1543 regno in regclass is ok. Compute and use rclass size based on
1544 actually available regnos for mode in rclass.
1546 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
1548 * config/sparc/sparc-modes.def (CCV): New.
1550 * config/sparc/predicates.md (v_comparison_operator): New.
1551 (icc_comparison_operator): Add support for CCV/CCXV.
1552 (xcc_comparison_operator): Likewise.
1553 * config/sparc/sparc.c (output_cbranch): Likewise.
1554 (sparc_print_operand): Likewise.
1555 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
1556 (uaddvdi4): New expander.
1557 (addvdi4): Likewise.
1558 (uaddvdi4_sp32): New instruction.
1559 (addvdi4_sp32): Likewise.
1560 (uaddvsi4): New expander.
1561 (addvsi4): Likewise.
1562 (cmp_ccc_plus_sltu_set): New instruction.
1563 (cmp_ccv_plus): Likewise.
1564 (cmp_ccxv_plus): Likewise.
1565 (cmp_ccv_plus_set): Likewise.
1566 (cmp_ccxv_plus_set): Likewise.
1567 (cmp_ccv_plus_sltu_set): Likewise.
1568 (uaddvdi4): New expander.
1569 (subvdi4): Likewise.
1570 (usubdi4_sp32): New instruction.
1571 (subvdi4_sp32): Likewise.
1572 (usubvsi4): New expander.
1573 (subvsi4): Likewise.
1574 (cmpsi_minus_sltu_set): New instruction.
1575 (cmp_ccv_minus): Likewise.
1576 (cmp_ccxv_minus): Likewise.
1577 (cmp_ccv_minus_set): Likewise.
1578 (cmp_ccxv_minus_set): Likewise.
1579 (cmp_ccv_minus_sltu_set): Likewise.
1580 (unegvdi3): New expander.
1581 (negvdi3): Likewise.
1582 (unegdi3_sp32): New instruction.
1583 (negvdi3_sp32): Likewise.
1584 (unegvsi3): New expander.
1585 (negvsi3): Likewise.
1586 (cmp_ccc_neg_sltu_set): New instruction.
1587 (cmp_ccv_neg): Likewise.
1588 (cmp_ccxv_neg): Likewise.
1589 (cmp_ccv_neg_set): Likewise.
1590 (cmp_ccxv_neg_set): Likewise.
1591 (cmp_ccv_neg_sltu_set): Likewise.
1593 * tree-ssa-loop-split.c: Remove trailing spaces.
1594 * match.pd: Likewise.
1596 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1598 PR rtl-optimization/78038
1599 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
1600 be deduced to set REG through the RTL structure.
1601 (make_defs_and_copies_lists): Return false on a failing get_defs call.
1603 2016-10-21 Richard Biener <rguenther@suse.de>
1605 PR tree-optimization/78051
1606 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
1607 and mark replaced if folding did something.
1609 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
1611 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
1612 and "protected" in visibility types.
1613 (rs6000_xcoff_declare_function_name): Fix formatting.
1614 (rs6000_xcoff_declare_object_name): Fix formatting.
1616 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
1618 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
1619 and IX86_BUILTIN_HUGE_VALQ here ...
1620 (ix86_expand_builtin): ... not here.
1622 2016-10-20 Jakub Jelinek <jakub@redhat.com>
1624 * doc/gty.texi (for_user): Use @item next to @findex.
1626 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
1629 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
1630 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
1631 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
1632 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
1633 __builtin_ia32_lzcnt_u16.
1634 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
1635 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
1636 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
1637 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
1638 (bmi_tzcnt_<mode>): New expander.
1639 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1640 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
1641 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
1642 (lzcnt_<mode>): New expander.
1643 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
1644 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
1645 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
1646 (UINT64_FTYPE_UINT64): New.
1647 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
1648 (__builtin_ia32_lzcnt_u16): New description.
1649 (__builtin_ia32_lzcnt_u32): Ditto.
1650 (__builtin_ia32_lzcnt_u64): Ditto.
1651 (__builtin_ctzs): Remove description.
1652 (__builtin_ia32_tzcnt_u16): New description.
1653 (__builtin_ia32_tzcnt_u32): Ditto.
1654 (__builtin_ia32_tzcnt_u64): Ditto.
1655 * config/i386/i386.c (ix86_expand_args_builtin): Handle
1656 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
1658 2016-10-20 Martin Liska <mliska@suse.cz>
1661 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
1662 comparison with STMT_UID_NOT_IN_RANGE.
1663 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
1666 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
1668 * compare-elim.c (conforming_compare): Accept UNSPECs.
1669 (find_comparison_dom_walker::before_dom_children): Deal with
1670 instructions both using and killing the flags register.
1671 (equivalent_reg_at_start): New function extracted from...
1672 (try_eliminate_compare): ...here. Use it and add support for
1673 registers and UNSPECs as second operand of the compare.
1674 * config/visium/visium-modes.def (CCV): New.
1675 * config/visium/predicates.md (visium_v_comparison_operator): New.
1676 (visium_branch_operator): Deal with CCV mode.
1677 * config/visium/visium.c (visium_select_cc_mode): Likewise.
1678 (output_cbranch): Likewise.
1679 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
1680 (uaddv<mode>4): New expander.
1681 (addv<mode>4): Likewise.
1682 (add<mode>3_insn_set_carry): New instruction.
1683 (add<mode>3_insn_set_overflow): Likewise.
1684 (addsi3_insn_set_overflow): Likewise.
1685 (usubv<mode>4): New expander.
1686 (subv<mode>4): Likewise.
1687 (sub<mode>3_insn_set_carry): New instruction.
1688 (sub<mode>3_insn_set_overflow): Likewise.
1689 (subsi3_insn_set_overflow): Likewise.
1690 (unegv<mode>3): New expander.
1691 (negv<mode>3): Likewise.
1692 (neg<mode>2_insn_set_overflow): New instruction.
1693 (addv_tst<mode>): Likewise.
1694 (subv_tst<mode>): Likewise.
1695 (negv_tst<mode>): Likewise.
1696 (cbranch<mode>4_addv_insn): New splitter and instruction.
1697 (cbranch<mode>4_subv_insn): Likewise.
1698 (cbranch<mode>4_negv_insn): Likewise.
1700 2016-10-20 Richard Biener <rguenther@suse.de>
1702 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
1703 Handle decls possibly not bound.
1704 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
1705 nothing_id for decls that might not be bound if we are interested
1707 (get_constraint_for_component_ref): Deal with that.
1709 2016-10-20 Michael Matz <matz@suse.de>
1712 * common.opt (-fsplit-loops): New flag.
1713 * passes.def (pass_loop_split): Add.
1714 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
1715 (enable_fdo_optimizations): Add loop splitting.
1716 * timevar.def (TV_LOOP_SPLIT): Add.
1717 * tree-pass.h (make_pass_loop_split): Declare.
1718 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
1719 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
1720 * tree-ssa-loop-split.c: New file.
1721 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
1722 * doc/invoke.texi (fsplit-loops): Document.
1723 * doc/passes.texi (Loop optimization): Add paragraph about loop
1726 2016-10-20 Richard Biener <rguenther@suse.de>
1728 * cgraphunit.c (analyze_functions): Set node->definition to
1729 false to signal symbol removal to debug_hooks->late_global_decl.
1730 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
1731 WPA signal symbol removal to the debuginfo machinery.
1732 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
1733 using early_finised to guard the we're called for symbol
1734 removal case look at the symtabs definition flag.
1735 (gen_variable_die): Remove redundant check.
1737 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1739 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
1741 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1743 PR tree-optimization/53979
1744 * match.pd ((a ^ b) | a -> a | b): New pattern.
1746 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
1748 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
1749 config/pa/pa64-hpux-lib.h.
1750 (PA_CRTBEGIN_HACK): Likewise.
1751 (DTOR_LIST_BEGIN): Likewise.
1753 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
1755 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
1756 register only if "in" and "out" are different registers.
1758 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
1760 * omp-low.c (pass_oacc_device_lower::gate): New method.
1761 (execute): Always call execute_oacc_device_lower.
1763 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1765 PR tree-optimization/77916
1766 PR tree-optimization/77937
1767 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
1769 (insert_initializers): Requirement of initializer for -1 should be
1770 based on pointer-typedness of the candidate basis.
1772 2016-10-19 Bin Cheng <bin.cheng@arm.com>
1774 PR tree-optimization/78005
1775 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
1776 upper (included) bound for niters of prolog loop.
1777 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
1778 Compute niters of scalar loop above which vectorized loop is
1779 preferred, as well as the upper (included) bound for the niters.
1780 (vect_do_peeling): Record niter bound for loops accordingly.
1782 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1785 * tree-core.h (enum tree_index): Put the complex types after their
1787 * tree-streamer.c (verify_common_node_recorded): New function.
1788 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
1790 2016-10-19 Martin Liska <mliska@suse.cz>
1792 * cgraph.h (cgraph_edge::binds_to_current_def_p):
1793 Replace NULL with false as a return value.
1795 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
1797 PR tree-optimization/78024
1798 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
1799 don't clear BB_VISITED after processing.
1801 2016-10-19 Richard Biener <rguenther@suse.de>
1803 * domwalk.c (dom_walker::walk): Use RPO order.
1805 2016-10-19 Richard Biener <rguenther@suse.de>
1807 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
1809 (evrp_dom_walker::~evrp_dom_walker): Free it.
1810 (evrp_dom_walker::stmts_to_remove): Add.
1811 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
1812 whose output we fully propagate for removal. Propagate
1813 into BB destination PHI arguments.
1814 (execute_early_vrp): Remove queued stmts. Dump value ranges
1815 before stmt removal.
1817 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
1819 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
1820 * passes.def: Add two instances of pass_walloca.
1821 * tree-pass.h (make_pass_walloca): New.
1822 * gimple-ssa-warn-alloca.c: New file.
1823 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
1824 -Wvla-larger-than= options.
1826 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
1828 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
1829 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
1831 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
1833 * config/rs6000/altivec.h (vec_xl_len): New macro.
1834 (vec_xst_len): New macro.
1835 (vec_cmpnez): New macro.
1836 (vec_cntlz_lsbb): New macro.
1837 (vec_cnttz_lsbb): New macro.
1838 (vec_xlx): New macro.
1839 (vec_xrx): New macro.
1840 (vec_all_nez): New C++ predicate template.
1841 (vec_any_eqz): New C++ predicate template.
1842 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
1843 conditional compilation.
1844 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
1845 conditional compilation.
1846 (vec_all_nez): New macro.
1847 (vec_any_eqz): New macro.
1848 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
1850 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
1852 * config/rs6000/vector.md (VI): Moved this mode iterator
1853 definition from altivec.md to vector.md.
1854 (UNSPEC_NEZ_P): New value.
1855 (vector_ne_<mode>_p): New expansion for implementation of
1856 vec_all_ne and vec_any_eq built-in functions.
1857 (vector_nez_<mode>_p): New expansion for implementation of
1858 vec_all_nez and vec_any_eqz built-in functions.
1859 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
1860 and vec_any_eq built-in function.
1861 (cr6_test_for_zero): New commentary to explain this expansion.
1862 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
1863 (cr6_test_for_lt): New commentary to explain this expansion.
1864 (cr6_test_for_lt_reverse): New commentary to explain this
1866 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1867 overloaded function prototypes for vec_all_ne, vec_all_nez,
1868 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
1869 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
1871 (altivec_resolve_overloaded_builtin): Modify the handling of
1872 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
1873 the compiler is configured to support TARGET_P9_VECTOR.
1874 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
1875 to explain the special processing that is given to predicate
1876 built-ins introduced using this macro.
1877 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
1878 the special processing given to predicate built-ins introduced
1880 (BU_VSX_P): Likewise.
1881 (BU_P8V_AV_P): Likewise.
1882 (BU_P9V_AV_P): Likewise.
1883 (BU_P9V_AV_X): New macro.
1884 (BU_P9V_64BIT_AV_X): New macro.
1885 (BU_P9V_VSX_3): New macro.
1886 (BU_P9V_OVERLOAD_P): New macro.
1887 (LXVL): New BU_P9V_64BIT_VSX_2.
1888 (VEXTUBLX): New BU_P9V_AV_2.
1889 (VEXTUBRX): Likewise.
1890 (VEXTUHLX): Likewise.
1891 (VEXTUHRX): Likewise.
1892 (VEXTUWLX): Likewise.
1893 (VEXTUWRX): Likewise.
1894 (STXVL): New BU_P9V_64BIT_AV_X.
1895 (VCLZLSBB): New BU_P9V_AV_1.
1896 (VCTZLSBB): Likewise.
1897 (CMPNEB): New BU_P9V_AV_2.
1902 (VCMPNEB_P): New BU_P9V_AV_P.
1903 (VCMPNEH_P): Likewise.
1904 (VCMPNEW_P): Likewise.
1905 (VCMPNED_P): Likewise.
1906 (VCMPNEFP_P): Likewise.
1907 (VCMPNEDP_P): Likewise.
1908 (CMPNEZB): New BU_P9V_AV_2.
1909 (CMPNEZH): Likewise.
1910 (CMPNEZW): Likewise.
1911 (VCMPNEZB_P): New BU_P9V_AV_P.
1912 (VCMPNEZH_P): Likewise.
1913 (VCMPNEZW_P): Likewise.
1914 (LXVL): New BU_P9V_OVERLOAD_2.
1915 (STXVL): New BU_P9V_OVERLOAD_3.
1916 (VEXTULX): New BU_P9V_OVERLOAD_2.
1917 (VEXTURX): Likewise.
1919 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
1920 (VCMPNE_P): Likewise.
1921 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
1922 (VCTZLSBB): Likewise.
1923 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
1924 comment to explain mode used for scratch register.
1925 (altivec_expand_stxvl_builtin): New function.
1926 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
1927 (altivec_init_builtins): Add initialized variable
1928 void_ftype_v16qi_pvoid_long and use this type to define the
1929 built-in function __builtin_altivec_stxvl.
1930 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
1931 (UNSPEC_STXVL): New value.
1932 (UNSPEC_VCLZLSBB): New value.
1933 (UNSPEC_VCTZLSBB): New value.
1934 (UNSPEC_VEXTUBLX): New value.
1935 (UNSPEC_VEXTUHLX): New value.
1936 (UNSPEC_VEXTUWLX): New value.
1937 (UNSPEC_VEXTUBRX): New value.
1938 (UNSPEC_VEXTUHRX): New value.
1939 (UNSPEC_VEXTUWRX): New value.
1940 (UNSPEC_VCMPNEB): New value.
1941 (UNSPEC_VCMPNEZB): New value.
1942 (UNSPEC_VCMPNEH): New value.
1943 (UNSPEC_VCMPNEZH): New value.
1944 (UNSPEC_VCMPNEW): New value.
1945 (UNSPEC_VCMPNEZW): New value.
1946 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1947 vector of integer modes.
1948 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
1949 vector of float or double modes.
1950 (*vector_nez_<mode>_p): New insn for vector test all not equal or
1952 (lxvl): New expand for load VSX vector with length.
1953 (*lxvl): New insn for load VSX vector with length.
1954 (stxvl): New expand for store VSX vector with length.
1955 (*stxvl): New insn for store VSX vector with length.
1956 (vcmpneb): New insn for vector of byte compare not equal.
1957 (vcmpnezb): New insn for vector of byte compare not equal or zero.
1958 (vcmpneh): New insn for vector of half word compare not equal.
1959 (vcmpnezh): New insn for vector of half word compare not equal or
1961 (vcmpnew): New insn for vector of word compare not equal.
1962 (vcmpne<VSs>): New insn for vector of float or double compare not
1964 (vcmpnezw): New insn for vector of word compare not equal or zero.
1965 (vclzlsbb): New insn for vector count leading zero
1966 least-significant bits byte.
1967 (vctzlsbb): New insn for vector count trailing zero least
1968 signficant bits byte.
1969 (vextublx): New insn for vector extract unsigned byte left
1971 (vextubrx): New insn for vector extract unsigned byte right
1973 (vextuhlx): New insn for vector extract unsigned half word left
1975 (vextuhrx): New insn for vector extract unsigned half word right
1977 (vextuwlx): New insn for vector extract unsigned word left
1979 (vextuwrx): New insn for vector extract unsigned word right
1981 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
1982 clarify intent of this constant.
1983 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
1984 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
1985 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
1986 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
1987 and vec_xrx functions.
1989 2016-10-18 Andrew Pinski <apinski@cavium.com>
1992 * predict.c (is_exit_with_zero_arg): New function.
1993 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
1996 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
1999 * config/i386/i386.c (legitimize_tls_address)
2000 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
2001 convert dest to Pmode if different than Pmode.
2003 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2005 PR tree-optimization/77916
2006 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
2007 stopgap fix, as pointers with -1 increment are still broken.
2009 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
2011 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
2012 mapping class decoration from here...
2013 (rs6000_xcoff_encode_section): ...to here.
2015 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
2016 if shrink-wrapping and optimizing for speed.
2018 2016-10-18 Richard Biener <rguenther@suse.de>
2020 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
2021 not visited but non-executable predecessors. Return taken edge.
2022 Simplify conditions and refactor propagation vs. folding step.
2024 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
2026 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
2027 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
2028 (rs6000_get_separate_components): Assert we do not have those
2029 strategies selected.
2031 2016-10-18 Richard Biener <rguenther@suse.de>
2033 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
2034 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
2036 (substitute_and_fold_dom_walker): Adjust constructor.
2037 (substitute_and_fold_dom_walker::before_dom_children): Remove
2038 do_dce flag and handling (always true).
2039 (substitute_and_fold): Likewise.
2040 * tree-vrp.c (vrp_finalize): Adjust.
2041 (execute_early_vrp): Remove final BB_VISITED clearing.
2042 * tree-ssa-ccp.c (ccp_finalize): Adjust.
2043 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2044 * ira.c (ira): Call clear_bb_flags.
2046 2016-10-18 Richard Biener <rguenther@suse.de>
2048 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
2049 get at the operand to look at with TREE_OPERAND for generic
2052 2016-10-18 David Malcolm <dmalcolm@redhat.com>
2054 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
2056 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
2057 (write_test_expr): Use rtx_reader_ptr for calls to
2059 (write_attr_value): Likewise.
2060 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
2061 call to print_md_ptr_loc.
2062 (write_one_condition): Likewise for calls to print_c_condition.
2063 * genconstants.c: Include "statistics.h" and "vec.h".
2064 (main): Update for conversion to member functions.
2065 * genemit.c (emit_c_code): Use rtx_reader_ptr for
2066 call to print_md_ptr_loc.
2067 * genenums.c: Include "statistics.h" and "vec.h".
2068 (main): Update for conversion of traverse_enum_types to a method.
2069 * genmddeps.c: Include "statistics.h" and "vec.h".
2070 * genoutput.c (process_template): Use rtx_reader_ptr for call to
2072 * genpreds.c (write_predicate_subfunction): Likewise.
2073 (write_predicate_expr): Likewise for calls to print_c_condition.
2074 * genrecog.c (print_test): Likewise.
2075 * gensupport.c (process_rtx): Likewise for calls to
2076 copy_md_ptr_loc and join_c_conditions.
2077 (alter_test_for_insn): Likewise for call to join_c_conditions.
2078 (process_substs_on_one_elem): Likewise.
2079 (gen_mnemonic_setattr): Update for move of string_obstack to a
2080 field of rtx_reader.
2081 (mnemonic_htab_callback): Likewise. Fix formatting.
2082 (gen_mnemonic_attr): Likewise.
2083 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
2084 to print_c_condition.
2085 * read-md.c: Include "statistics.h" and "vec.h".
2086 (string_obstack): Convert this global to field "m_string_obstack"
2087 of class rtx_reader.
2088 (ptr_locs): Likewise, as "m_ptr_locs".
2089 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
2090 (joined_conditions): Likewise, as "m_joined_conditions".
2091 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
2092 (md_constants): Likewise, as "m_md_constants".
2093 (enum_types): Likewise, as "m_enum_types".
2094 (set_md_ptr_loc): Convert to...
2095 (rtx_reader::set_md_ptr_loc): ...member function.
2096 (get_md_ptr_loc): Convert to...
2097 (rtx_reader::get_md_ptr_loc): ...member function.
2098 (copy_md_ptr_loc): Convert to...
2099 (rtx_reader::copy_md_ptr_loc): ...member function.
2100 (fprint_md_ptr_loc): Convert to...
2101 (rtx_reader::fprint_md_ptr_loc): ...member function.
2102 (print_md_ptr_loc): Convert to...
2103 (rtx_reader::print_md_ptr_loc): ...member function.
2104 (join_c_conditions): Convert to...
2105 (rtx_reader::join_c_conditions): ...member function.
2106 (fprint_c_condition): Convert to...
2107 (rtx_reader::fprint_c_condition): ...member function.
2108 (print_c_condition): Convert to...
2109 (rtx_reader::print_c_condition): ...member function.
2110 (read_name): Convert to...
2111 (rtx_reader::read_name): ...member function.
2112 (read_escape): Convert to...
2113 (rtx_reader::read_escape): ...member function.
2114 (read_quoted_string): Convert to...
2115 (rtx_reader::read_quoted_string): ...member function.
2116 (read_braced_string): Convert to...
2117 (rtx_reader::read_braced_string): ...member function.
2118 (read_string): Convert to...
2119 (rtx_reader::read_string): ...member function.
2120 (read_skip_construct): Convert to...
2121 (rtx_reader::read_skip_construct): ...member function.
2122 (handle_constants): Convert to...
2123 (rtx_reader::handle_constants): ...member function.
2124 (traverse_md_constants): Convert to...
2125 (rtx_reader::traverse_md_constants): ...member function.
2126 (handle_enum): Convert to...
2127 (rtx_reader::handle_enum): ...member function.
2128 (lookup_enum_type): Convert to...
2129 (rtx_reader::lookup_enum_type): ...member function.
2130 (traverse_enum_types): Convert to...
2131 (rtx_reader::traverse_enum_types): ...member function.
2132 (rtx_reader::rtx_reader): Move initializations
2133 of various former global data from rtx_reader::read_md_files to
2134 here, as fields, along with the call to unlock_std_streams.
2135 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
2137 (rtx_reader::read_md_files): Move initializations of various
2138 global data from here to the ctor.
2139 * read-md.h (read_name): Convert to...
2140 (rtx_reader::read_name): ...member function.
2141 (rtx_reader::read_escape): New method decl.
2142 (read_quoted_string): Convert to...
2143 (rtx_reader::read_quoted_string): ...member function.
2144 (rtx_reader::read_braced_string): New method decl.
2145 (read_string): Convert to...
2146 (rtx_reader::read_string): ...member function.
2147 (rtx_reader::read_skip_construct): New method decl.
2148 (rtx_reader::set_md_ptr_loc): New method decl.
2149 (rtx_reader::get_md_ptr_loc): New method decl.
2150 (copy_md_ptr_loc): Convert to...
2151 (rtx_reader::copy_md_ptr_loc): ...member function.
2152 (fprint_md_ptr_loc): Convert to...
2153 (rtx_reader::fprint_md_ptr_loc): ...member function.
2154 (print_md_ptr_loc): Convert to...
2155 (rtx_reader::print_md_ptr_loc): ...member function.
2156 (rtx_reader::lookup_enum_type): New method decl.
2157 (rtx_reader::traverse_enum_types): New method decl.
2158 (rtx_reader::handle_constants): New method decl.
2159 (traverse_md_constants): Convert to...
2160 (rtx_reader::traverse_md_constants): ...member function.
2161 (rtx_reader::handle_enum): New method decl.
2162 (rtx_reader::join_c_conditions): New method decl.
2163 (fprint_c_condition): Convert to...
2164 (rtx_reader::fprint_c_condition): ...member function.
2165 (print_c_condition): Convert to...
2166 (rtx_reader::print_c_condition): ...member function.
2167 (rtx_reader::apply_iterator_to_string): New method decl.
2168 (rtx_reader::copy_rtx_for_iterators): New method decl.
2169 (rtx_reader::read_conditions): New method decl.
2170 (rtx_reader::record_potential_iterator_use): New method decl.
2171 (rtx_reader::read_mapping): New method decl.
2172 (rtx_reader::read_rtx): New method decl.
2173 (rtx_reader::read_rtx_code): New method decl.
2174 (rtx_reader::read_rtx_operand): New method decl.
2175 (rtx_reader::read_nested_rtx): New method decl.
2176 (rtx_reader::read_rtx_variadic): New method decl.
2177 (rtx_reader::get_string_obstack): New method.
2178 (rtx_reader::get_md_constants): New method.
2179 (string_obstack): Convert global variable decl to...
2180 (rtx_reader::m_string_obstack): ...this new field.
2181 (rtx_reader::m_ptr_locs): New field.
2182 (rtx_reader::m_ptr_loc_obstack): New field.
2183 (rtx_reader::m_joined_conditions): New field.
2184 (rtx_reader::m_joined_conditions_obstack): New field.
2185 (rtx_reader::m_md_constants): New field.
2186 (rtx_reader::m_enum_types): New field.
2187 * read-rtl.c (apply_iterator_to_string): Convert to...
2188 (rtx_reader::apply_iterator_to_string): ...member function.
2189 (copy_rtx_for_iterators): Convert to...
2190 (rtx_reader::copy_rtx_for_iterators): ...member function.
2191 (add_condition_to_string): Use rtx_reader_ptr for
2192 calls join_c_conditions.
2193 (apply_iterators): Use rtx_reader_ptr for calls to
2194 join_c_conditions and copy_rtx_for_iterators.
2195 (read_conditions): Convert to...
2196 (rtx_reader::read_conditions): ...member function.
2197 (record_potential_iterator_use): Convert to...
2198 (rtx_reader::record_potential_iterator_use): ...member function.
2199 (read_mapping): Convert to...
2200 (rtx_reader::read_mapping): ...member function.
2201 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
2202 (read_rtx): Convert to...
2203 (rtx_reader::read_rtx): ...member function.
2204 (read_rtx_code): Convert to...
2205 (rtx_reader::read_rtx_code): ...member function.
2206 (read_rtx_operand): Convert to...
2207 (rtx_reader::read_rtx_operand): ...member function. Update for move
2208 of string_obstack to a field.
2209 (read_nested_rtx): Convert to..
2210 (rtx_reader::read_nested_rtx): ...member function.
2211 (read_rtx_variadic): Convert to..
2212 (rtx_reader::read_rtx_variadic): ...member function.
2214 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2216 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
2218 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2220 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
2221 for pointer type too.
2222 (ipcp_update_vr): set_ptr_nonnull for pointer.
2224 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
2226 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
2227 pt_solution_singleton_p.
2228 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
2229 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
2230 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
2231 pointer nonnull computed by VRP.
2232 Also Conservatively set pt.null to 1.
2233 (pt_solution_reset): Conservatively set pt.null to 1.
2234 (pt_solution_singleton_or_null_p): Renamed from
2235 pt_solution_singleton_p.
2236 * tree-ssanames.h (set_ptr_nonnull): Declare.
2237 (get_ptr_nonnull): Likewise.
2238 * tree-ssanames.c (set_ptr_nonnull): New.
2239 (get_ptr_nonnull): Likewise.
2240 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
2241 (evrp_dom_walker::before_dom_children): Likewise.
2243 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2245 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2246 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2247 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2248 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2249 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
2250 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
2251 (rs6000_option_override_internal): Clear it if ABI_AIX.
2252 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
2253 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
2255 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2257 * gimple-ssa-strength-reduction.c (record_increment): Remove
2260 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2262 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
2263 that the result is non-zero if it is true.
2264 (maybe_expand_shift): New wrapper around expand_shift_1.
2265 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
2267 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2269 PR tree-optimization/77916
2270 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
2271 Don't allow a MINUS_EXPR for pointer arithmetic for either known
2273 (record_increment): Increments of -1 for unknown strides just use
2274 a multiply initializer like other negative values.
2275 (analyze_increments): Remove stopgap solution for -1 increment
2276 applied to pointer arithmetic.
2278 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
2280 * dominance.c (dom_info::dom_info): Add new constructor for region
2281 which is vector of basic blocks.
2282 (dom_init): New method to initialize members common for both
2284 (dom_info::dom_info): Invoke dom_init for partial initialization.
2285 (dom_info::get_idom): Add check to corner cases on basic blocks which
2287 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
2288 to detect unreachable bbs.
2289 (dom_info::calc_idoms): Likewise.
2290 (compute_dom_fast_query_in_region): New function.
2291 (calculate_dominance_info_for_region): Likewise.
2292 (free_dominance_info_for_region): Likewise.
2293 * dominance.h: Add prototypes for introduced region-based functions
2294 tree-if-conv.c: (build_region): New function.
2295 (if_convertible_loop_p_1): Invoke local version of post-dominators
2296 calculation before basic block predication with subsequent freeing
2297 post-dominator info.
2298 (tree_if_conversion): Remove free of post-dominator info
2299 (pass_if_conversion::execute): Delete detection of infinite loops
2300 and fake edges to exit block since post-dominator calculation is
2301 performed per if-converted loop only.
2303 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
2306 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
2307 register explicitly.
2308 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
2309 optimizing for size.
2311 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2313 * config/aarch64/aarch64.c: Delete inclusion of
2314 cortex-a57-fma-steering.h.
2315 (aarch64_override_options): Delete call
2316 to aarch64_register_fma_steering.
2317 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
2318 * config/aarch64/cortex-a57-fma-steering.h: Delete.
2319 * config/aarch64/aarch64-passes.def: New file.
2320 * config/aarch64/cortex-a57-fma-steering.c
2321 (aarch64_register_fma_steering): Delete definition.
2322 (make_pass_fma_steering): Remove static qualifier.
2323 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
2324 (cortex-a57-fma-steering.o): Remove dependency on
2325 cortex-a57-fma-steering.h.
2327 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
2329 * explow.c (validize_mem): Do not modify the argument in-place.
2331 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
2333 * tree-streamer.c (record_common_node): Explicitly list expected
2336 2016-10-17 Richard Biener <rguenther@suse.de>
2338 PR tree-optimization/77988
2339 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
2341 2016-10-17 Marek Polacek <polacek@redhat.com>
2343 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
2345 2016-10-17 Richard Biener <rguenther@suse.de>
2347 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
2350 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2352 PR tree-optimization/71636
2353 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
2355 2016-10-17 Richard Biener <rguenther@suse.de>
2357 * gimplify.c (gimplify_function_tree): Do not move the outer
2360 2016-10-17 Jakub Jelinek <jakub@redhat.com>
2362 * langhooks.h (struct lang_hooks_for_decls): Remove
2363 function_decl_explicit_p, function_decl_deleted_p and
2364 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
2365 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
2366 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
2367 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
2368 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
2369 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
2370 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
2371 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
2372 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
2373 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
2374 * langhooks.c (lhd_decl_dwarf_attribute): New function.
2375 * dwarf2out.c (gen_subprogram_die): Use
2376 lang_hooks.decls.decl_dwarf_attribute instead of
2377 lang_hooks.decls.function_decl_*.
2379 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
2383 * common.opt (-ftrampolines): New option.
2384 * doc/invoke.texi (Code Gen Options): Document it.
2385 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
2386 * doc/tm.texi: Regenerate.
2387 * builtins.def: Add init_descriptor and adjust_descriptor.
2388 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
2389 on platforms with descriptors.
2390 (expand_builtin_init_descriptor): New function.
2391 (expand_builtin_adjust_descriptor): Likewise.
2392 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
2393 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
2394 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
2395 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
2396 Set STATIC_CHAIN_REG_P on the static chain register, if any.
2397 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
2398 (expand_call): Likewise. Move around call to prepare_call_address
2399 and pass all flags to it.
2400 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
2401 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
2402 (gimple_call_set_by_descriptor): New setter.
2403 (gimple_call_by_descriptor_p): New getter.
2404 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
2405 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
2406 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
2407 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2408 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
2409 * rtl.h (STATIC_CHAIN_REG_P): New macro.
2410 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
2411 * target.def (custom_function_descriptors): New POD hook.
2412 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
2413 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
2414 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
2415 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
2416 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
2417 (build_common_builtin_nodes): Initialize init_descriptor and
2419 * tree-nested.c: Include target.h.
2420 (struct nesting_info): Add 'any_descr_created' field.
2421 (get_descriptor_type): New function.
2422 (lookup_element_for_decl): New function extracted from...
2423 (create_field_for_decl): Likewise.
2424 (lookup_tramp_for_decl): ...here. Adjust.
2425 (lookup_descr_for_decl): New function.
2426 (convert_tramp_reference_op): Deal with descriptors.
2427 (build_init_call_stmt): New function extracted from...
2428 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
2429 * defaults.h (FUNCTION_ALIGNMENT): Define.
2430 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
2431 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2432 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2433 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
2434 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2436 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
2438 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
2439 constants in CONST_VECTORs.
2441 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
2443 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
2444 register as destination of bmask.
2445 (vector_init_bshuffle): Likewise.
2446 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
2447 (bmaskdi_vis): Enable only in 64-bit mode.
2449 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
2451 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
2452 make LR a separately shrink-wrapped component unless savres_strategy
2453 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
2454 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
2455 wrapping when not both {SAVE,REST}_INLINE_GPRS.
2457 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
2459 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
2460 and keep looping on failure.
2462 2016-10-14 David Malcolm <dmalcolm@redhat.com>
2464 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
2466 (print_rtx_function): Update example in comment for...
2467 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
2468 non-virtual pseudos with a '%' sigil followed by the regno, offset
2469 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
2470 pseudo is dumped as "%0".
2472 2016-10-14 Jakub Jelinek <jakub@redhat.com>
2475 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
2478 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
2480 * config/sparc/sparc-passes.def: New file.
2481 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
2482 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
2483 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
2485 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
2487 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
2488 loop peel to loops with exit test at the beginning.
2490 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
2492 PR rtl-optimization/68212
2493 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
2494 frequency when computing scale factor for peeled copies.
2495 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
2496 values for switch/peel blocks/edges.
2498 2016-10-14 Pedro Alves <palves@redhat.com>
2500 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
2502 2016-10-14 Catherine Moore <clm@codesourcery.com>
2504 * config/mips/mips.c (mips_prepare_pch_save): Initialize
2505 micromips_globals to zero.
2507 2016-10-14 Richard Biener <rguenther@suse.de>
2509 PR tree-optimization/77979
2510 * tree-vrp.c (compare_name_with_value): Handle released SSA names
2511 in the equivalency sets.
2512 (compare_names): Likewise.
2514 2016-10-14 Martin Liska <mliska@suse.cz>
2516 * builtins.h(target_char_cst_p): Declare the function.
2517 * builtins.c (fold_builtin_memchr): Remove.
2518 (target_char_cst_p): Move the function from gimple-fold.c.
2519 (fold_builtin_3): Do not call the function.
2520 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
2521 (gimple_fold_builtin): Call the function.
2522 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
2524 2016-10-14 Martin Liska <mliska@suse.cz>
2526 * builtins.c (fold_builtin_strcmp): Remove function.
2527 (fold_builtin_strncmp): Likewise.
2528 (fold_builtin_2): Remove call of the function.
2529 (fold_builtin_3): Likewise.
2530 * fold-const-call.c (fold_const_call): Add constant folding
2531 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
2532 * fold-const-call.h (build_cmp_result): Declare the function.
2533 * gimple-fold.c (gimple_load_first_char): New function.
2534 (gimple_fold_builtin_string_compare): Likewise.
2535 (gimple_fold_builtin): Call the function.
2537 2016-10-14 Nathan Sidwell <nathan@acm.org>
2539 * gcov-io.c (gcov_open): Deconstify 'mode'.
2541 2016-10-14 Martin Liska <mliska@suse.cz>
2543 * fold-const.c (c_getstr): Support of properly \0-terminated
2544 string constants. New argument is added.
2545 * fold-const.h: New argument is added.
2547 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2549 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
2551 (aarch64_print_hint_for_core): Likewise.
2552 (aarch64_print_hint_for_arch): Likewise.
2553 (aarch64_validate_march): Use it. Fix indentation in type signature.
2554 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
2555 (aarch64_validate_mtune): Likewise.
2556 (aarch64_handle_attr_arch): Likewise.
2557 (aarch64_handle_attr_cpu): Likewise.
2558 (aarch64_handle_attr_tune): Likewise.
2560 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2562 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
2565 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
2567 * config/m68k/m68k.c (m68k_option_override): Check
2568 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
2569 instead of stack_limit_rtx.
2571 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2573 * dwarf2out.c (gen_member_die): Handle inline static data member
2576 2016-10-13 Nathan Sidwell <nathan@acm.org>
2578 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
2579 gcov_var.mode. Remove unnecessary fstat.
2581 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
2584 * function.c (thread_prologue_and_epilogue_insns): Call all
2585 make_*logue_seq in the same order as traditional. Call them
2586 all a second time if shrink_wrapped_separate.
2588 2016-10-13 Marek Polacek <polacek@redhat.com>
2590 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2591 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
2594 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2596 PR tree-optimization/77937
2597 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
2598 to infinite when we have a pointer with an increment of -1.
2600 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
2602 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
2604 * memmodel.h: This file.
2605 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
2606 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
2607 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
2608 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
2609 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
2610 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
2611 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
2612 compare-elim.c, config/aarch64/aarch64-builtins.c,
2613 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
2614 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
2615 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
2616 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
2617 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
2618 config/darwin.c, config/epiphany/epiphany.c,
2619 config/epiphany/mode-switch-use.c,
2620 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
2621 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
2622 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
2623 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
2624 config/m68k/m68k.c, config/mcore/mcore.c,
2625 config/microblaze/microblaze.c, config/mmix/mmix.c,
2626 config/mn10300/mn10300.c, config/moxie/moxie.c,
2627 config/msp430/msp430.c, config/nds32/nds32-cost.c,
2628 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
2629 config/nds32/nds32-memory-manipulation.c,
2630 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
2631 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
2632 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
2633 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
2634 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
2635 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
2636 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
2637 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
2638 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
2639 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
2640 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
2641 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
2642 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
2643 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
2644 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
2645 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
2646 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
2647 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
2648 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
2649 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
2650 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
2651 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
2652 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
2653 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
2654 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
2655 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
2656 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
2657 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
2658 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
2659 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
2660 var-tracking.c, varasm.c: Include memmodel.h.
2661 * genattrtab.c (write_header): Include memmodel.h in generated file.
2662 * genautomata.c (main): Likewise.
2663 * gengtype.c (open_base_files): Likewise.
2664 * genopinit.c (main): Likewise.
2665 * genconditions.c (write_header): Include memmodel.h earlier in
2667 * genemit.c (main): Likewise.
2668 * genoutput.c (output_prologue): Likewise.
2669 * genpeep.c (main): Likewise.
2670 * genpreds.c (write_insn_preds_c): Likewise.
2671 * genrecog.c (write_header): Likewise.
2672 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
2674 2016-10-13 David Malcolm <dmalcolm@redhat.com>
2676 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
2677 for new "compact" param of print_rtx_function. Check for "cinsn"
2679 * print-rtl-function.c (flag_compact): New decl.
2680 (print_rtx_function): Add param "compact" and use it to set
2681 flag_compact, adding a description of the effect to the leading
2682 comment, and updating the example output.
2683 * print-rtl.c (flag_compact): New variable.
2684 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
2686 (print_rtx_operand_code_i): When printing source locations, wrap
2687 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
2688 (print_rtx_operand_code_r): Don't print regnos for hard regs and
2689 virtuals in compact mode.
2690 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
2691 apart from in LABEL_REFs.
2692 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
2693 Don't print basic block ids in compact mode.
2694 (print_rtx): In compact mode, prefix the code of insns with "c",
2695 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
2696 * print-rtl.h (print_rtx_function): Add "compact" param.
2698 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2700 * arm.h (TARGET_VFP): Delete.
2701 (TARGET_VFPD32): Remove references to TARGET_VFP.
2702 (TARGET_VFP3, TARGET_VFP5): Likewise.
2703 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
2704 (TARGET_NEON_FP16): Likewise.
2705 (TARGET_FMA): Likewise.
2706 (TARGET_CRYPTO): Likewise.
2707 (TARGET_NEON): Likewise.
2708 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2709 (FUNCTION_ARG_REGNO_P): Likewise.
2710 * arm.c (arm_option_check_internal): Likewise.
2711 (arm_option_override): Likewise.
2712 (use_return_insn): Likewise.
2713 (arm_function_value_regno_p): Likewise.
2714 (arm_apply_result_size): Likewise.
2715 (use_vfp_abi): Likewise.
2716 (arm_legitimate_address_outer_p): Likewise.
2717 (thumb2_legitimate_address_p): Likewise.
2718 (arm_legitimate_index_p): Likewise.
2719 (thumb2_legitimate_index_p): Likewise.
2720 (arm_legitimate_address): Likewise.
2721 (arm_get_vfp_saved_size): Likewise.
2722 (arm_emit_vfp_multi_reg_pop): Likewise.
2723 (arm_get_frame_offsets): Likewise.
2724 (arm_save_coproc_regs): Likewise.
2725 (arm_hard_regno_mode_ok): Likewise.
2726 (arm_expand_epilogue_apcs_frame): Likewise.
2727 (arm_expand_epilogue): Likewise.
2728 (arm_file_start): Likewise.
2729 (arm_conditional_register_usage): Likewise.
2730 (arm_validize_comparison): Use vfp_compare_operand directly.
2731 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
2732 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
2734 (arm_atomic_assign_expand_fenv): Likewise.
2735 * arm.md (divsf3): Likewise.
2736 (arm_negsi2): Likewise.
2738 (arm_movdi): Likewise.
2739 (arm_movt): Likewise.
2740 (cbranchsf4): Change predicate to vfp_compare_operand.
2741 (cbranchdf4): Change predicate to vfp_compare_operand.
2742 (cstorehf4): Change predicate to vfp_compare_operand.
2743 (cstoresf4): Change predicate to vfp_compare_operand.
2744 (cstoredf4): Change predicate to vfp_compare_operand.
2745 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
2746 (movhi_insn_arch4, movhi_bytes): Likewise.
2747 * constraints.md (Dt): Likewise.
2749 * iterators.md (SDF): Likewise.
2750 * predicates.md (arm_float_compare_operand): Delete.
2751 (const_double_vcvt_power_of_two_reciprocal): Remove references to
2753 (const_double_vcvt_power_of_two): Likewise.
2754 * thumb2.md thumb2_movsi_insn): Likewise.
2755 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
2756 (movhf_vfp): Likewise.
2757 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
2758 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
2759 (movsf_vfp, thumb2_movsf_vfp): Likewise.
2760 (movdf_vfp, thumb2_movdf_vfp): Likewise.
2761 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
2762 (subsf3_vfp, divsf3_vfp): Likewise.
2763 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
2764 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
2765 (mulsf3negsfsubsf_vfp): Likewise.
2766 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
2767 (floatunssisf2, sqrtsf2_vfp): Likewise.
2768 (movcc_vfp): Likewise.
2769 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
2770 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
2771 (push_multi_vfp): Likewise.
2772 (set_fpscr, get_fpscr): Likewise.
2773 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
2775 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
2777 * arm.h (TARGET_VFP): Unconditionally define to 1.
2778 (arm_fpu_desc): Remove 'model' field.
2779 (TARGET_FPU_MODEL): Delete.
2780 * arm.c (all_fpus): Don't initialize the model field.
2781 (arm_can_inline_p): Don't check the FPU model.
2782 * arm-fpus.def: Remove redundant model field from all FPU
2785 2016-10-13 Richard Biener <rguenther@suse.de>
2788 * genmatch.c (struct capture): Add value_match member.
2789 (commutate): Preserve value_match.
2790 (lower_opt_convert): Likewise.
2791 (lower_cond): Likewise.
2792 (replace_id): Likewise.
2793 (struct dt_operand): Add value_match member.
2794 (decision_tree::cmp_node): Compare it.
2795 (decision_tree::insert_operand): Honor it when finding and
2796 when appending a DT_MATCH.
2797 (dt_operand::gen_match_op): Generate a type check after
2798 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
2799 (parser::get_internal_capture_id): New helper.
2800 (parser::finish_match_operand): New function lowering @@<id>.
2801 (parser::parse_capture): Parse @@<id> as value-match.
2802 (parser::parse_expr): Use get_internal_capture_id.
2803 (parser::parse_simplify): Call finish_match_operand.
2804 (walk_captures): New helper.
2805 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
2807 ((X /[ex] A) * A -> X): Likewise.
2808 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
2809 convert[12] and value-matching.
2810 ((A | B) & (A | C) -> A | (B & C)): Likewise.
2811 ((X | Y) | Y -> X | Y): Likewise.
2812 ((X ^ Y) ^ Y -> X): Likewise.
2813 (A - (A & B) -> ~B & A): Likewise.
2814 ((T)(P + A) - (T)P -> (T) A): Likewise.
2815 ((T)P - (T)(P + A) -> -(T) A): Likewise.
2816 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
2817 * doc/match-and-simplify.texi: Amend capture section.
2819 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2821 * config/arc/arc.md (umul_600): Remove predicated variant.
2822 (umul64_600): Likewise.
2824 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
2826 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
2828 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2830 * tree-vect-loop.c (loop_niters_no_overflow): New func.
2831 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
2832 no-overflow information to vect_do_peeling_for_loop_bound and
2833 vect_gen_vector_loop_niters.
2835 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2837 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
2840 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2842 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
2843 adjust_vec automatically.
2844 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
2845 param exit_bb to guard_to.
2846 (slpeel_checking_verify_cfg_after_peeling):
2847 (set_prologue_iterations):
2848 (create_lcssa_for_virtual_phi): New func which is factored out from
2849 slpeel_tree_peel_loop_to_edge.
2850 (slpeel_tree_peel_loop_to_edge):
2851 (iv_phi_p): New func.
2852 (vect_can_advance_ivs_p): Call iv_phi_p.
2853 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
2854 new gimple stmts in basic block.
2855 (vect_gen_niters_for_prolog_loop): Rename to...
2856 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
2857 adjust implementation.
2858 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
2859 sizetype if necessary.
2860 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
2861 it to external function.
2862 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
2863 (vect_gen_vector_loop_niters_mult_vf): New.
2864 (slpeel_update_phi_nodes_for_loops): New.
2865 (slpeel_update_phi_nodes_for_guard1): Reimplement.
2866 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
2867 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
2868 * tree-vect-loop.c (vect_build_loop_niters): Move to file
2869 tree-vect-loop-manip.c
2870 (vect_generate_tmps_on_preheader): Delete.
2871 (vect_transform_loop): Rename vectorization_factor to vf. Call
2872 vect_do_peeling instead of vect_do_peeling-* functions.
2873 * tree-vectorizer.h (vect_do_peeling): New decl.
2874 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
2875 (vect_do_peeling_for_loop_bound): Delete.
2876 (vect_do_peeling_for_alignment): Delete.
2878 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2880 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
2881 duplicated loop after its preheader and after the original loop.
2883 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2885 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
2886 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
2888 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2890 * tree-vect-loop.c (vectorizable_live_operation): Support handling
2891 for live variable outside loop but not in lcssa form.
2893 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2895 * cfg.c (reset_original_copy_tables): New func.
2896 * cfg.h (reset_original_copy_tables): New decl.
2898 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2901 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
2903 * varasm.c (default_binds_local_p_3): Formatting fix.
2905 2016-10-13 Bin Cheng <bin.cheng@arm.com>
2907 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
2909 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
2910 Remove useless code.
2912 2016-10-13 Martin Liska <mliska@suse.cz>
2914 PR tree-optimization/77943
2915 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
2916 a different EH landing pads.
2918 2016-10-13 Jakub Jelinek <jakub@redhat.com>
2921 * hooks.h (hook_tree_void_null): Declare.
2922 * hooks.c (hook_tree_void_null): New function.
2923 * langhooks.c (lhd_return_null_tree_v): Remove.
2924 * langhooks-def.h (lhd_return_null_tree_v): Remove.
2925 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
2926 set y to const0_rtx.
2927 * function.c (stack_protect_epilogue): Likewise.
2928 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
2929 if TARGET_THREAD_SSP_OFFSET is defined.
2930 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2931 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2932 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2933 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2934 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
2935 (ix86_stack_protect_guard): New function.
2937 2016-10-13 Richard Biener <rguenther@suse.de>
2939 * dwarf2out.c (tree_add_const_value_attribute): Do not try
2940 rtl_for_decl_init during early phase.
2941 (gen_variable_die): Do not create locations during early phase.
2942 (gen_label_die): Likewise.
2943 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
2946 2016-10-12 Richard Biener <rguenther@suse.de>
2948 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
2949 try_add_new_range and made to eturn new range.
2950 (evrp_dom_walker::before_dom_children): Push op1 value range before
2951 pushing op0 value range.
2953 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2955 PR tree-optimization/77937
2956 * gimple-ssa-strength-reduction.c (analyze_increments): Use
2957 POINTER_TYPE_P on the candidate type to determine whether
2958 candidates in this chain require pointer arithmetic.
2960 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
2962 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
2963 correction if the type is smaller than a word.
2964 (visium_select_cc_mode): Add ... fall through ... comment.
2966 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2968 * config/rs6000/rs6000.c (machine_function): Add new fields
2969 gpr_is_wrapped_separately and lr_is_wrapped_separately.
2970 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2971 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2972 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2973 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2974 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2975 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2976 (rs6000_get_separate_components): New function.
2977 (rs6000_components_for_bb): New function.
2978 (rs6000_disqualify_components): New function.
2979 (rs6000_emit_prologue_components): New function.
2980 (rs6000_emit_epilogue_components): New function.
2981 (rs6000_set_handled_components): New function.
2982 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
2983 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
2984 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
2985 (rs6000_emit_epilogue): Don't emit GPR restores if
2986 gpr_is_wrapped_separately for that register. Don't make a
2987 REG_CFA_RESTORE note for registers we did not restore, either.
2989 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
2991 * function.c (thread_prologue_and_epilogue_insns): Call
2992 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
2993 if it has possibly changed. Compute the split_prologue_seq and
2994 epilogue_seq later, too.
2995 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
2996 (dump_components): New function.
2997 (struct sw): New struct.
2999 (init_separate_shrink_wrap): New function.
3000 (fini_separate_shrink_wrap): New function.
3001 (place_prologue_for_one_component): New function.
3002 (spread_components): New function.
3003 (disqualify_problematic_components): New function.
3004 (emit_common_heads_for_components): New function.
3005 (emit_common_tails_for_components): New function.
3006 (insert_prologue_epilogue_for_components): New function.
3007 (try_shrink_wrapping_separate): New function.
3008 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
3010 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3012 * regrename.c (build_def_use): Invalidate chains that have a
3013 REG_CFA_RESTORE on some instruction.
3015 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3017 * dce.c (delete_unmarked_insns): Don't delete instructions with
3018 a REG_CFA_RESTORE note.
3020 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3022 * common.opt (-fshrink-wrap-separate): New flag.
3023 * doc/invoke.texi: Document it.
3024 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
3025 * doc/tm.texi: Regenerate.
3026 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
3027 * target.def (shrink_wrap): New hook vector.
3028 (get_separate_components, components_for_bb, disqualify_components,
3029 emit_prologue_components, emit_epilogue_components,
3030 set_handled_components): New hooks.
3032 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
3034 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
3035 vector return by reference only if -Wpsabi.
3036 (rs6000_pass_by_reference): Similarly, for argument passing.
3038 2016-10-12 David Malcolm <dmalcolm@redhat.com>
3040 * function-tests.c: Include "print-rtl.h".
3041 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
3042 function, and verify what is dumped.
3043 * print-rtl-function.c (print_edge): New function.
3044 (begin_any_block): New function.
3045 (end_any_block): New function.
3046 (can_have_basic_block_p): New function.
3047 (print_rtx_function): Track the basic blocks of insns in the
3048 chain, wrapping those that are within blocks within "(block)"
3049 directives. Remove the "(cfg)" directive.
3051 2016-10-12 David Malcolm <dmalcolm@redhat.com>
3053 * selftest.c (selftest::read_file): New function.
3054 (selftest::test_read_file): New function.
3055 (selftest::selftest_c_tests): Call test_read_file.
3056 * selftest.h (selftest::read_file): New decl.
3058 2016-10-12 Richard Biener <rguenther@suse.de>
3061 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
3064 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
3066 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
3068 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
3069 dwarf2out_assembly_start.
3071 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
3073 * Makefile.in (SELFTEST_FLAGS): New variable.
3074 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
3076 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
3079 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
3081 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
3082 dumped in RTL dumps.
3084 2016-10-12 Martin Liska <mliska@suse.cz>
3086 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
3087 (gimple_fold_builtin_memory_op): Use the function.
3088 (gimple_fold_builtin_strchr): Likewise.
3089 (gimple_fold_builtin_strcat): Likewise.
3090 (gimple_build): Likewise.
3092 2016-10-12 Nathan Sidwell <nathan@acm.org>
3094 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
3096 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
3098 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
3099 equivalent 32-bit constant (modulo 2**32) when that yields
3100 smaller instructions.
3101 (size_of_int_loc_descriptor): Update accordingly.
3103 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
3105 * dwarf2out.c (dwarf2out_early_global_decl): For nested
3106 functions, call dwarf2out_decl on the parent function first.
3108 2016-10-12 Richard Biener <rguenther@suse.de>
3110 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
3113 2016-10-12 Richard Biener <rguenther@suse.de>
3115 * tree-ssa-propagate.c
3116 (substitute_and_fold_dom_walker::before_dom_children): Do not
3117 ignore ASSERT_EXPRs but only preserve them.
3118 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
3119 that have been propagated into.
3120 (vrp_finalize): Enable DCE for substitute_and_fold.
3122 2016-10-12 Richard Biener <rguenther@suse.de>
3124 PR tree-optimization/77920
3125 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
3126 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
3127 (simplify_abs_using_ranges): Likewise.
3128 (simplify_conversion_using_ranges): Likewise.
3129 (simplify_stmt_using_ranges): Adjust.
3131 2016-10-12 Jakub Jelinek <jakub@redhat.com>
3133 PR tree-optimization/77929
3134 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
3135 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
3137 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3140 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
3141 needs a base register for arg 1.
3143 2016-10-12 Jakub Jelinek <jakub@redhat.com>
3145 * common.opt (Wimplicit-fallthrough) Turn into alias to
3146 -Wimplicit-fallthrough=3. Remove EnabledBy.
3147 (Wimplicit-fallthrough=): New option.
3148 * gimplify.c (warn_implicit_fallthrough_r): Use
3149 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
3150 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
3151 to -Wimplicit-fallthrough=3.
3152 (-Wimplicit-fallthrough=): Document.
3154 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3156 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
3157 and GEU in DImode if TARGET_SUBXC.
3158 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
3159 (seqdi<W:mode>_zero_subxc): Delete.
3160 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
3161 (neg_seqdi<W:mode>_zero_vis3): Delete.
3162 (plus_seqdi<W:mode>_zero): Likewise.
3163 (minus_seqdi<W:mode>_zero): Likewise.
3164 (plus_plus_sltu<W:mode>): Accept only register.
3165 (addx<W:mode>): Likewise.
3166 (plus_sltu<W:mode>_vis3): Likewise.
3167 (plus_plus_sltu<W:mode>_vis3): Likewise.
3168 (neg_sgeu<W:mode>_vis3): Delete.
3169 (minus_sgeu<W:mode>_vis3): Likewise.
3170 (addxc<W:mode>): Accept only registers.
3171 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
3172 (minus_neg_sltu<W:mode>_subxc): Accept only register.
3173 (neg_plus_sltu<W:mode>_subxc): Likewise.
3174 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
3175 (minus_minus_sltu<W:mode>_subxc): Accept only register.
3176 (sgeu<W:mode>_insn_subxc): Delete.
3177 (plus_sgeu<W:mode>_subxc): Likewise.
3178 (subxc<W:mode>): Accept only register.
3179 (scc splitter): Split always GEU again.
3181 2016-10-11 Jeff Law <law@redhat.com>
3183 PR tree-optimization/77424
3184 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
3185 dead conditionals. Assert that all e->aux fields are NULL.
3187 2016-10-11 David Malcolm <dmalcolm@redhat.com>
3189 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
3190 operand-printing "switch" statement into...
3191 (print_rtx_operand_code_0): ...this new function, ...
3192 (print_rtx_operand_code_e): ...this new function, ...
3193 (print_rtx_operand_codes_E_and_V): ...this new function, ...
3194 (print_rtx_operand_code_i): ...this new function, ...
3195 (print_rtx_operand_code_r): ...this new function, ...
3196 (print_rtx_operand_code_u): ...this new function, ...
3197 (print_rtx_operand): ...and this new function.
3199 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
3201 * config/alpha/alpha-passes.def: New file.
3202 * config/alpha/t-alpha: New file.
3203 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
3204 (make_pass_handle_trap_shadows): New prototype.
3205 (make_pass_align_insns): Ditto.
3206 * config/alpha/alpha.c (alpha_option_override): Don't register
3208 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
3210 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3213 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
3214 distinct __ibm128 IBM extended double type if long doubles are
3215 128-bits and the default format for long double is IEEE 128-bit.
3217 2016-10-11 Richard Biener <rguenther@suse.de>
3219 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
3220 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
3221 (verify_die): New function.
3222 (dwarf2out_finish): Call it.
3223 (output_line_info): Handle case of -gsplit-dwarf without
3224 DWARF2_ASM_LINE_DEBUG_INFO.
3226 2016-10-11 Richard Biener <rguenther@suse.de>
3229 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
3230 sub-chains of BLOCK_VARS and gimple_bind_vars.
3232 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
3234 * config/i386/znver1.md : Fix imov/imovx load type reservations.
3236 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3238 * config/sparc/sparc.opt (msubxc): New option.
3239 * doc/invoke.texi (SPARC options): Document it and tidy up.
3240 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
3241 * doc/tm.texi: Regenerate.
3242 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
3244 (CCX_NOOV): Rename into...
3248 * config/sparc/predicates.m (fcc_register_operand): Simplify.
3249 (fcc0_register_operand): Likewise.
3250 (icc_register_operand): New.
3251 (icc_or_fcc_register_operand): Simplify.
3252 (nz_comparison_operator): New.
3253 (c_comparison_operator): Likewise.
3254 (noov_compare_operator): Rename into...
3255 (icc_comparison_operator): ...this. Use above predicates.
3256 (noov_compare64_operator): Rename into...
3257 (v9_comparison_operator): ...this and tidy up.
3258 (fcc_comparison_operator): New.
3259 (icc_or_fcc_comparison_operator): Likewise.
3260 (v9_register_compare_operator): Rename info...
3261 (v9_register_comparison_operator): ...this.
3262 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
3263 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
3265 (sparc_fixed_condition_code_regs): New function.
3266 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
3267 renaming and add support for CCC/CCXC.
3268 (output_cbranch): Likewise.
3269 (sparc_print_operand): Likewise.
3270 (gen_v9_scc): Remove obsolete assertion.
3271 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
3272 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
3273 (output_cbcond): Remove bogus handling of CC modes.
3274 (sparc_register_move_cost): Return 100 for NO_REGS.
3275 * config/sparc/sparc.md (W): New mode iterator.
3276 (length): Adjust for noov_compare64_operator renaming.
3277 (cmpsi_sne): New instruction.
3278 (cmpdi_sne): Likewise.
3279 (seqdi_special): Delete.
3280 (seqdi_special): Likewise.
3281 (snesi<P:mode>_special): Likewise.
3282 (snedi_special): Likewise.
3283 (snedi_special_vis3): Likewise.
3284 (snesi patterns): Use W iterator.
3285 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
3286 (sltu patterns): Likewise.
3287 (sgeu patterns): Likewise.
3288 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
3289 (normal_branch): Use icc_comparison_operator predicate.
3290 (inverted_branch): Likewise.
3291 (cbcond_sp32): Use comparison_operator predicate.
3292 (cbcond_sp64): Likewise.
3293 (normal_int_branch_sp64): Adjust for renaming
3294 (inverted_int_branch_sp64): Likewise.
3295 (mov<I:mode>_cc_reg_sp64): Likewise.
3296 (movsf_cc_reg_sp6): Likewise.
3297 (movdf_cc_reg_sp64): Likewise.
3298 (movtf_cc_reg_hq_sp64): Likewise.
3299 (movtf_cc_reg_sp64): Likewise.
3300 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
3301 (movsf_cc_v9): Likewise.
3302 (movdf_cc_v9): Likewise.
3303 (movtf_cc_hq_v9): Likewise.
3304 (movtf_cc_v9): Likewise.
3305 (adddi3): Call gen_adddi3_sp32.
3306 (adddi3_insn_sp32): Rename to...
3307 (adddi3_sp32): ...this. Accept only register_operand as operand #1
3308 and use CCCmode for the carry.
3309 (addx_extend_sp32): Use CCCmode for the carry.
3310 (addx_extend_sp64): Delete.
3311 (adddi3_extend_sp32): Use CCCmode for the carry.
3312 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
3313 (subdi3): Call gen_subdi3_sp32.
3314 (subdi3_insn_sp32): Rename to...
3315 (subdi3_sp32): ...this and use CCmode for the carry.
3316 (subx_extend_sp32): Use CCCmode for the carry.
3317 (subx_extend_sp64): Delete.
3318 (subdi3_extend_sp32): Use CCmode for the carry.
3319 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
3320 (negdi3): Call gen_negdi3_sp32.
3321 (negdi3_sp32): Use CCCmode for the carry.
3322 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
3323 (cmp_nz_ashift_1): Use CCNZ mode.
3324 (cmp_nz_set_ashift_1): Likewise.
3325 (ctrapsi4): Use comparison_operator predicate.
3326 (ctrapdi4): Likewise.
3327 (trapsi_insn): Use icc_comparison_operator predicate.
3328 (trapdi_insn): Likewise.
3329 (edge8 patterns): Use CCNZmode.
3330 (edge16 patterns): Likewise.
3331 (edge32 patterns): Likewise.
3333 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3335 * config/visium/visium-modes.def (CC_NOOV): Rename into...
3337 (CC_BTST): Rename into...
3339 * config/visium/predicates.md (real_add_operand): New.
3340 (visium_btst_operator): Rename into...
3341 (visium_equality_comparison_operator): ...this.
3342 (visium_noov_operator): Rename into...
3343 (visium_nz_comparison_operator): ...this.
3344 (visium_c_comparison_operator): New.
3345 (visium_branch_operator): Adjust and deal with all CC modes.
3346 * config/visium/visium.c (visium_adjust_cost): Adjust.
3347 (visium_split_double_add): Use the *_set_carry patterns.
3348 (visium_select_cc_mode): Add support for CCC mode and adjust.
3349 (output_cbranch): Adjust and use the carry-based operators for
3350 floating-point comparisons.
3351 * config/visium/visium.md (flags_subst_arith): Adjust.
3352 (addsi3_insn_set_carry): New instruction.
3353 (subsi3_insn_set_carry): Likewise.
3354 (negsi2_insn_set_carry): Likewise.
3356 (cmp<mode>_sne): Likewise.
3357 (cbranch<mode>4): Use ordered_comparison_operator.
3358 (cbranch<mode>4_insn): Likewise.
3359 (cbranchsi4_btst_insn): Adjust.
3361 2016-10-11 Tom de Vries <tom@codesourcery.com>
3364 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
3367 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
3369 * tree.h (build_complex_type): Add second parameter with default.
3370 * tree.c (build_complex_type): Add NAMED second parameter and adjust
3371 recursive call. Create a TYPE_DECL only if NAMED is true.
3372 (build_common_tree_nodes): Pass true in calls to build_complex_type.
3374 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
3376 New avr-passes.def to register AVR specific passes.
3378 * config/avr/avr-passes.def: New file.
3379 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
3380 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
3381 (make_avr_pass_recompute_note): New proto.
3382 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
3383 (avr_pass_recompute_notes): Use anonymous namespace.
3384 (avr_register_passes): Remove function...
3385 (avr_option_override): ...and its call.
3387 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
3389 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
3390 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
3391 PTF_AVOID_BRANCHLIKELY_SPEED for others.
3392 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
3394 * config/mips/mips.c (mips_option_override): Enable the branch
3395 likely depending on the tune flags and optimization level.
3396 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
3397 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
3398 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
3399 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
3401 2016-10-11 Richard Biener <rguenther@suse.de>
3403 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
3404 (output_function): Properly stream the whole block tree.
3405 * lto-streamer-in.c (input_function): Likewise.
3407 2016-10-11 Marek Polacek <polacek@redhat.com>
3409 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
3411 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3413 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
3414 (evrp_dom_walker::before_dom_children): Infer and push new value
3415 ranges for x in y < x.
3417 2016-10-10 Joseph Myers <joseph@codesourcery.com>
3420 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
3421 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
3422 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
3423 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
3424 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
3425 (IA64_NO_LIBGCC_TFMODE): Likewise.
3427 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
3429 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
3432 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
3434 * config.gcc: Add aarch64-*-freebsd* support.
3435 * config.host: Likewise.
3436 * config/aarch64/aarch64-freebsd.h: New file.
3437 * config/aarch64/t-aarch64-freebsd: Ditto.
3439 2016-10-10 Jeff Law <law@redhat.com>
3441 PR tree-optimization/71947
3442 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
3443 B with A within a single statement.
3445 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3447 PR tree-optimization/77824
3448 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
3449 zero cost for copies.
3450 (find_candidates_dom_walker::before_dom_children): Replace
3451 MODIFY_EXPR with SSA_NAME.
3452 (replace_mult_candidate): Likewise.
3453 (replace_profitable_candidates): Likewise.
3455 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3457 * config/s390/s390.h: Wrap more macros args in brackets and fix
3459 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
3461 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
3463 2016-10-10 Andreas Schwab <schwab@suse.de>
3466 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
3467 pseudo is not DImode.
3469 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
3471 * common/config/arc/arc-common.c (arc_option_optimization_table):
3472 Remove compact casesi option.
3473 * config/arc/arc.c (arc_override_options): Use compact casesi
3474 option only for pre-ARCv2 cores.
3475 * doc/invoke.texi (mcompact-casesi): Update text.
3477 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3479 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
3480 Add macro to say we can efficiently handle overlapping unaligned
3482 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
3483 poor code for processors older than p8.
3485 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
3487 * gen-pass-instances.awk: Remove GNUism.
3489 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3491 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
3492 NULL of (*ipcp_transformations)][node->uid].
3494 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
3496 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
3497 (MALLOC_ABI_ALIGNMENT): Define.
3499 2016-10-09 Jakub Jelinek <jakub@redhat.com>
3501 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
3502 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
3503 VAR_OR_FUNCTION_DECL_P macros.
3504 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
3505 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
3506 chkp_find_bounds_1): Likewise.
3507 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
3508 * hsa-gen.c (get_symbol_for_decl): Likewise.
3509 * cgraphunit.c (check_global_declaration, analyze_functions,
3510 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
3512 * gimple-fold.c (can_refer_decl_in_current_unit_p,
3513 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
3515 * tree.c (set_decl_section_name, copy_node_stat,
3516 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
3517 merge_dllimport_decl_attributes, handle_dll_attribute,
3518 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
3519 verify_type): Likewise.
3520 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
3521 find_explicit_erroneous_behavior): Likewise.
3522 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
3523 * ipa.c (process_references): Likewise.
3524 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
3525 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
3526 notice_global_symbol, assemble_variable, mark_decl_referenced,
3527 build_constant_desc, output_constant_def_contents, do_assemble_alias,
3528 make_decl_one_only, default_section_type_flags,
3529 categorize_decl_for_section, default_encode_section_info): Likewise.
3530 * trans-mem.c (requires_barrier): Likewise.
3531 * gimple-expr.c (mark_addressable): Likewise.
3532 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
3533 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
3534 expand_debug_expr): Likewise.
3535 * tree-dump.c (dequeue_and_dump): Likewise.
3536 * ubsan.c (instrument_bool_enum_load): Likewise.
3537 * tree-pretty-print.c (print_declaration): Likewise.
3538 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3539 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
3540 * asan.c (asan_protect_global, instrument_derefs): Likewise.
3541 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
3542 pass_build_ssa::execute): Likewise.
3543 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
3544 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
3546 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
3548 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
3549 can_be_nonlocal, remap_decls, copy_debug_stmt,
3550 initialize_inlined_parameters, add_local_variables,
3551 reset_debug_binding, replace_locals_op): Likewise.
3552 * dse.c (can_escape): Likewise.
3553 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
3555 * tree-diagnostic.c (default_tree_printer): Likewise.
3556 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
3557 unpack_ts_decl_with_vis_value_fields,
3558 lto_input_ts_decl_common_tree_pointers): Likewise.
3559 * builtins.c (builtin_save_expr, fold_builtin_expect,
3560 readonly_data_expr): Likewise.
3561 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
3562 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
3564 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
3565 * gimplify.c (force_constant_size, gimplify_bind_expr,
3566 gimplify_decl_expr, gimplify_var_or_parm_decl,
3567 gimplify_compound_lval, gimplify_init_constructor,
3568 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
3569 gimplify_type_sizes): Likewise.
3570 * cgraphbuild.c (record_reference, record_type_list, mark_address,
3571 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
3572 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
3573 remove_unused_locals): Likewise.
3574 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
3575 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
3576 * function.c (instantiate_expr, instantiate_decls_1,
3577 setjmp_vars_warning, add_local_decl): Likewise.
3578 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
3580 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
3581 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
3582 optimize_va_list_gpr_fpr_size): Likewise.
3583 * tree-nrv.c (pass_nrv::execute): Likewise.
3584 * tsan.c (instrument_expr): Likewise.
3585 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3586 * vtable-verify.c (verify_bb_vtables): Likewise.
3587 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
3588 get_ref_base_and_extent): Likewise.
3589 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
3591 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
3592 analyze_all_variable_accesses): Likewise.
3593 * tree-nested.c (get_nonlocal_debug_decl,
3594 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
3595 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
3596 get_local_debug_decl, convert_local_omp_clauses,
3597 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
3599 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
3600 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
3601 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
3602 dbxout_symbol, dbxout_common_check): Likewise.
3603 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
3604 string_constant): Likewise.
3605 * hsa.c (hsa_get_declaration_name): Likewise.
3606 * passes.c (rest_of_decl_compilation): Likewise.
3607 * tree-ssanames.c (make_ssa_name_fn): Likewise.
3608 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
3609 pack_ts_decl_with_vis_value_fields,
3610 write_ts_decl_common_tree_pointers): Likewise.
3611 * stor-layout.c (place_field): Likewise.
3612 * symtab.c (symtab_node::maybe_create_reference,
3613 symtab_node::verify_base, symtab_node::make_decl_local,
3614 symtab_node::copy_visibility_from,
3615 symtab_node::can_increase_alignment_p): Likewise.
3616 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
3617 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
3618 fortran_common, add_location_or_const_value_attribute,
3619 add_scalar_info, add_linkage_name, set_block_abstract_flags,
3620 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
3621 optimize_one_addr_into_implicit_ptr,
3622 optimize_location_into_implicit_ptr): Likewise.
3623 * gimple-low.c (record_vars_into): Likewise.
3624 * ipa-visibility.c (update_vtable_references): Likewise.
3625 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
3627 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
3628 DFS::DFS_write_tree_body, write_symbol): Likewise.
3629 * langhooks.c (lhd_warn_unused_global_decl,
3630 lhd_set_decl_assembler_name): Likewise.
3631 * attribs.c (decl_attributes): Likewise.
3632 * except.c (output_ttype): Likewise.
3633 * varpool.c (varpool_node::get_create, ctor_for_folding,
3634 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
3635 * fold-const.c (fold_unary_loc): Likewise.
3636 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
3637 ipa_find_agg_cst_from_init): Likewise.
3638 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
3639 expand_omp_target, lower_omp_regimplify_p,
3640 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
3641 find_link_var_op): Likewise.
3642 * tree-chrec.c (chrec_contains_symbols): Likewise.
3643 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
3644 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
3645 execute_fixup_cfg): Likewise.
3647 PR tree-optimization/77901
3648 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
3649 if ranges[i].exp is SSA_NAME when looking for >= and only when
3650 ranges[i].exp is NULL or SSA_NAME when looking for the other
3653 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3655 * ipa-cp.c (ipcp_alignment_lattice): Remove.
3656 (ipcp_param_lattices): Remove field alignment.
3657 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
3658 (set_all_contains_variable): Remove call to
3659 ipcp_alignment_lattice::set_to_bottom.
3660 (initialize_node_lattices): Likewise.
3661 (propagate_alignment_accross_jump_function): Remove.
3662 (propagate_constants_accross_call): Remove call to
3663 propagate_alignment_accross_jump_function.
3664 (ipcp_store_alignment_results): Remove.
3665 (ipcp_driver): Remove call to ipcp_store_alignment_results.
3666 (propagate_bits_accross_jump_function): Handle ancestor jump function.
3667 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
3668 pretty-printing of alignment jump function.
3669 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
3670 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
3671 alignments and remove computing ipa_alignment jump function.
3672 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
3673 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
3674 (ipa_read_jump_function): Remove reading of ipa_alignment.
3675 (write_ipcp_transformation_info): Remove streaming for alignment
3676 propagation summary.
3677 (read_ipcp_transformation_info): Remove reading of alignment
3678 propagation summary.
3679 (ipcp_update_alignments): Remove.
3680 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
3682 (ipcp_transform_function): Remove call to ipcp_update_alignments()
3683 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
3684 * ipa-prop.h (ipa_alignment): Remove.
3685 (ipa_jump_func): Remove field alignment.
3686 (ipcp_transformation_summary): Remove field alignments.
3687 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
3688 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
3689 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
3691 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
3693 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
3695 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
3697 (visium_expand_fp_cstore): Likewise.
3699 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3701 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
3702 * diagnostic.c (warning_at_rich_loc_n): New function.
3703 (diagnostic_n_impl_richloc): Likewise.
3704 (diagnostic_n_impl): Move most of the function to
3705 diagnostic_n_impl_richloc and call it.
3707 2016-10-08 Jakub Jelinek <jakub@redhat.com>
3709 * gen-pass-instances.awk: Rewritten.
3710 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
3711 $(PASSES_EXTRA) after passes.def to the script.
3712 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
3713 * config/i386/i386-passes.def: New file.
3714 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
3715 make_pass_stv): Declare.
3716 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
3718 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
3720 (pass_stv::clone, pass_stv::set_pass_param): New methods.
3721 (pass_stv::timode_p): New non-static data member.
3722 (ix86_option_override): Don't register passes here.
3724 * doc/invoke.texi: Document accepting Else, fallthrough.
3726 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
3729 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
3730 FALLTHRU comment styles.
3732 2016-10-07 Andrew Pinski <apinski@cavium.com>
3734 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
3735 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
3736 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
3738 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
3740 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
3742 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
3743 (AARCH64_ARCH): Likewise.
3744 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
3746 (AARCH64_CORE): Likewise.
3747 (AARCH64_ARCH): Likewise.
3748 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
3749 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3750 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
3751 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
3752 (AARCH64_ARCH): Likewise.
3753 (AARCH64_CORE): Likewise.
3754 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
3755 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
3756 (AARCH64_CORE): Likewise.
3757 (AARCH64_ARCH): Likewise.
3759 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
3761 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
3762 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
3763 floating point type infrastructre, and -mfloat128 that enables the
3764 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
3765 if -mfloat128-type. Define __ibm128 to be long double by default.
3766 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
3767 the IEEE 128-bit floating point type infrastructure should
3768 automatically be enabled.
3769 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
3770 instead of -mfloat128 to enable KFmode.
3771 (rs6000_option_override_internal): Split the option -mfloat128
3772 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
3773 systems, automatically set -mfloat128-type, but don't enable it on
3774 other operating systems. Move setting the long double size and
3775 IEEE quad support before the IEEE 128-bit floating point changes.
3776 (rs6000_init_builtins): Do not create a unique type for __ibm128
3777 if long double is IBM extended double, instead rely on __ibm128
3778 being defined as 'long double'. If -mfloat128-type and not
3779 -mfloat128, create the KFmode type with an undocumented __ieee128
3781 (rs6000_init_libfuncs): Use -mfloat128-type instead of
3782 -mfloat128 for tests about the types, but keep tests for
3783 -mfloat128 to enable the keyword support.
3784 (rs6000_complex_function_value): Likewise.
3785 (rs6000_scalar_mode_supported_p): Likewise.
3786 (rs6000_floatn_mode): Likewise.
3787 (rs6000_c_mode_for_suffix): Likewise.
3788 (rs6000_opt_masks): Add -mfloat128-type.
3789 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
3790 -mfloat128-type being split from -mfloat128. Add
3791 -mfloat128-hardware, which was missing.
3792 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
3793 -mfloat128 and -mfloat128-type:
3794 (-mfloat128-type): Likewise.
3795 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
3796 that 64-bit Linux systems with enable -mfloat128-type by default
3798 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
3799 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
3800 -mfloat128-type instead of -mfloat128.
3801 (FLOAT128_2REG_P): Likewise.
3802 (MASK_FLOAT128_TYPE): Likewise.
3803 (ALTIVEC_ARG_MAX_RETURN): Likewise.
3804 (RS6000_BTM_FLOAT128): Likewise.
3805 (TARGET_FLOAT128): Poison old identifiers.
3806 (OPTION_MASK_FLOAT128): Likewise.
3807 (MASK_FLOAT128): Likewise.
3808 * config/rs6000/rs6000.md (FP): Likewise.
3809 (FLOAT128): Likewise.
3810 (fix_trunc<mode>di2): Likewise.
3811 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
3812 (floatdi<mode>2): Likewise.
3813 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
3814 (neg<mode>2, FLOAT128 iterator): Likewise.
3815 (abs<mode>2, FLOAT128 iterator): Likewise.
3816 (ieee_128bit_negative_zero): Likewise.
3817 (ieee_128bit_vsx_neg<mode>2): Likewise.
3818 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
3819 (ieee_128bit_vsx_abs<mode>2): Likewise.
3820 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
3821 (ieee_128bit_vsx_nabs<mode>2): Likewise.
3822 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
3823 (extendiftf2): Likewise.
3824 (extendifkf2): Likewise.
3825 (extendtfkf2): Likewise.
3826 (trunciftf2): Likewise.
3827 (truncifkf2): Likewise.
3828 (trunckftf2): Likewise.
3829 (trunctfif2): Likewise.
3830 (extendkftf2): Likewise.
3831 (trunctfkf2): Likewise.
3833 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3835 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
3836 before merging in bytes to pass down to real_from_target.
3838 2016-10-07 Richard Biener <rguenther@suse.de>
3840 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
3842 (substitute_and_fold_dom_walker::before_dom_children):
3843 Substitute and fold before pass specific folding to avoid
3844 feeding that with SSA names that will be later released.
3845 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
3846 introduced by folding and visited by evaluate_stmt called during
3848 (likely_value): Likewise.
3849 (evaluate_stmt): Likewise.
3850 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
3851 (simplify_div_or_mod_using_ranges): Likewise.
3852 (simplify_min_or_max_using_ranges): Likewise.
3853 (simplify_abs_using_ranges): Likewise.
3854 (simplify_conversion_using_ranges): Likewise.
3855 (simplify_float_conversion_using_ranges): Likewise.
3856 (simplify_stmt_using_ranges): Likewise.
3858 2016-10-07 Marek Polacek <polacek@redhat.com>
3860 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
3861 FALLTHROUGH_LABEL_P here...
3862 (warn_implicit_fallthrough_r): ...not here.
3864 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
3866 PR tree-optimization/77880
3867 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
3870 2016-10-07 Marek Polacek <polacek@redhat.com>
3873 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
3875 2016-10-07 Richard Biener <rguenther@suse.de>
3877 * bitmap.h: Document constraints on bitmap modification while
3880 2016-10-07 Richard Biener <rguenther@suse.de>
3882 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
3883 * bitmap.h (bmp_iter_set): When advancing to the next element
3884 check that we didn't remove the current one.
3885 (bmp_iter_and): Likewise.
3886 (bmp_iter_and_compl): Likewise.
3887 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
3888 we currently iterate on but keep a one-level queue.
3889 * sched-deps.c (remove_from_deps): Do not clear current bit
3890 but keep a one-level queue.
3892 2016-10-07 Jakub Jelinek <jakub@redhat.com>
3894 PR tree-optimization/77664
3895 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
3896 for the other ranges.
3897 (optimize_range_tests_diff): Fix up formatting.
3898 (optimize_range_tests_var_bound): New function.
3899 (optimize_range_tests): Use it.
3901 2016-10-07 Martin Liska <mliska@suse.cz>
3903 * coverage.c (build_gcov_exit_decl): Fix priority what
3904 should be really 99.
3906 2016-10-07 Richard Biener <rguenther@suse.de>
3908 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
3909 vars in gimple_bind_vars but not in BLOCK_VARS.
3911 2016-10-07 Richard Biener <rguenther@suse.de>
3913 PR tree-optimization/77879
3914 * tree-ssa-structalias.c (handle_const_call): Properly handle
3916 (handle_pure_call): Likewise.
3918 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3920 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
3921 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
3924 2016-10-06 Andrew Pinski <apinski@cavium.com>
3926 * config/aarch64/aarch64-cores.def: Add a comment before each
3929 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3931 PR tree-optimization/77862
3932 * tree-vrp.c (add_equivalence): Use get_value_range so that
3933 num_vr_values is checked before accessing vr_values.
3935 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
3937 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3940 2016-10-05 Jeff Law <law@redhat.com>
3942 PR tree-optimization/71661
3943 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
3944 removal of a forwarder exposes a new natural loop.
3946 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
3949 Introduce ssesuffix variable.
3950 (<mask_codefor><code><mode>3<mask_name>): Ditto.
3951 (*<code><mode>3): Ditto.
3953 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
3955 * postreload.c (reload_cse_simplify): Skip also USE when detecting
3958 2016-10-06 Richard Biener <rguenther@suse.de>
3960 PR tree-optimization/77855
3961 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
3962 instead of removing the current item while iterating over the set
3965 2016-10-06 James Clarke <jrtc27@jrtc27.com>
3966 Eric Botcazou <ebotcazou@adacore.com>
3969 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
3970 (classify_registers): Don't set it
3971 (function_arg_slotno): Don't initialize and test it. Tidy up.
3973 2016-10-06 Richard Biener <rguenther@suse.de>
3975 PR tree-optimization/77839
3976 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
3979 2016-10-06 Martin Liska <mliska@suse.cz>
3981 * gcc.c: Set -fprofile-update=atomic when profiling is
3982 enabled and -pthread is set. Warn when one combines
3983 -pthread and -fprofile-update=single for an app using
3986 2016-10-06 Martin Liska <mliska@suse.cz>
3989 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
3990 * gimple-ssa-strength-reduction.c (slsr_process_cast):
3991 Initialize a pointer to NULL.
3992 (slsr_process_copy): Likewise.
3993 * input.c (location_get_source_line): Likewise.
3994 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3996 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
3998 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
3999 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
4000 (ix86_handle_option): Deleted handle of OPT_mpcommit.
4001 * config.gcc: Deleted pcommitintrin.h
4002 * config/i386/pcommitintrin.h: Deleted file.
4003 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
4004 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
4006 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
4008 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
4009 (PTA_PCOMMIT): Deleted define.
4010 (ix86_option_override_internal): Deleted handle of option.
4011 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
4012 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
4013 __builtin_ia32_pcommit): Deleted.
4014 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
4015 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
4016 (pcommit): Deleted instruction.
4017 * config/i386/i386.opt: Mention -mpcommit deprecation.
4018 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
4020 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
4024 Remove wrong assert.
4025 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
4026 Use <round_constraint> as operand 1 constraint.
4028 2016-10-05 Jakub Jelinek <jakub@redhat.com>
4031 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
4032 (ubsan_instrument_float_cast): And not here.
4035 * ubsan.c (ubsan_ids): New GTY(()) array.
4036 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
4037 instead of static local counters.
4039 2016-10-05 Martin Sebor <msebor@redhat.com>
4042 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
4043 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
4044 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
4045 (default_printf_pointer_format): Define function.
4046 * targhooks.c (linux_printf_pointer_format): Define new function.
4047 * targhooks.h (linux_printf_pointer_format): Declare.
4048 (gnu_libc_printf_pointer_format): Remove declaration.
4050 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4052 * fold-const.c (native_encode_real): Fix logic for selecting offset
4053 to write to when BYTES_BIG_ENDIAN.
4055 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
4057 * builtins.c (fold_builtin_strchr): Remove function.
4058 (fold_builtin_strrchr): Likewise.
4059 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
4060 * gimple-fold.c (target_char_cst_p): New function.
4061 (gimple_fold_builtin_strchr) Add more foldings.
4062 (gimple_fold_builtin): Add index, strrchr, rindex cases.
4064 2016-10-05 Richard Biener <rguenther@suse.de>
4067 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
4068 capture ids in c-exprs.
4070 2016-10-05 Richard Biener <rguenther@suse.de>
4073 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
4074 with types_match for GIMPLE code gen to handle type mismatched
4076 (dt_operand::gen): Adjust.
4077 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
4080 2016-10-05 Richard Biener <rguenther@suse.de>
4082 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
4084 2016-10-05 Richard Biener <rguenther@suse.de>
4087 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
4089 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
4091 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
4092 version check to protect only DW_TAG_imported_module generation.
4094 2016-10-05 Richard Biener <rguenther@suse.de>
4097 * match.pd (min(a,-a) -> -abs(a)): New pattern.
4099 2016-10-04 Ian Lance Taylor <iant@golang.org>
4101 * explow.c (allocate_dynamic_stack_space): Call
4102 do_pending_stack_adjust before handling flag_split_stack.
4104 2016-10-04 David Malcolm <dmalcolm@redhat.com>
4106 * genattrtab.c (make_internal_attr): Supply dummy column number to
4109 * genoutput.c (init_insn_for_nothing): Likewise.
4110 * gensupport.c (add_define_attr): Likewise.
4111 * read-md.c (message_at_1): Print column number.
4112 (fatal_with_file_and_line): Likewise.
4113 (rtx_reader::read_char): Track column numbers.
4114 (rtx_reader::unread_char): Likewise.
4115 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
4116 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
4117 (rtx_reader::handle_file): Initialize m_read_md_colno.
4118 (rtx_reader::get_current_location): Supply column number to
4120 * read-md.h (struct file_location): Add field "colno".
4121 (file_location::file_location): Likewise.
4122 (rtx_reader::get_colno): New accessor.
4123 (rtx_reader::m_read_md_colno): New field.
4124 (rtx_reader::m_last_line_colno): New field.
4126 2016-10-04 Jakub Jelinek <jakub@redhat.com>
4128 * doc/extend.texi (Java Exceptions): Remove.
4129 (java_interface): Remove.
4131 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
4133 PR tree-optimization/77808
4134 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
4135 and addr are different before copying points-to information.
4137 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
4140 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
4141 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
4142 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
4144 2016-10-04 Richard Biener <rguenther@suse.de>
4146 PR tree-optimization/77399
4147 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
4148 verify the target can convert.
4150 2016-10-04 Richard Biener <rguenther@suse.de>
4153 * explow.c (plus_constant): Verify the mode of the constant
4154 pool offset before calling plus_constant.
4156 2016-10-04 Richard Biener <rguenther@suse.de>
4159 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
4160 type support, mark with :C.
4161 (X / -X -> -1): Mark with :C.
4163 2016-10-04 Jakub Jelinek <jakub@redhat.com>
4165 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
4166 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
4167 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
4168 * doc/tm.texi: Regenerated.
4169 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
4170 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
4171 * config/darwin.h (JCR_SECTION_NAME): Remove.
4172 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
4173 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
4174 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
4175 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
4176 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
4177 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
4179 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4181 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
4182 between "because" and "param" in dump message in call to fprintf.
4184 2016-10-03 Jeff Law <law@redhat.com>
4186 PR tree-optimization/71550
4187 PR tree-optimization/71403
4188 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
4189 (profitable_jump_thread_path): Also return boolean indicating if
4190 the realized path will create an irreducible loop.
4191 Remove loop depth tests from 71403.
4192 (fsm_find_control_statement_thread_paths): Remove loop depth tests
4193 from 71403. If threading will create an irreducible loop, then
4194 throw away loop iteration and related information.
4196 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
4198 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
4199 -Woverloaded-virtual checks for warning options.
4200 * configure: Regenerate.
4202 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4204 PR preprocessor/77699
4205 * input.c (maybe_grow): Don't allocate one byte extra headroom.
4206 (get_next_line): Return false on error.
4207 (read_next_line): Removed, use get_next_line instead.
4208 (read_line_num): Don't copy the line.
4209 (location_get_source_line): Don't use static data.
4210 (selftest::test_reading_source_line): Add more test cases.
4212 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4215 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4217 * ifcvt.c (noce_try_avoid_const_materialization): New function.
4218 (noce_process_if_block): Use it.
4220 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
4222 * doc/invoke.texi: Update -Wint-in-bool-context.
4224 2016-10-02 Jakub Jelinek <jakub@redhat.com>
4226 * dwarf2out.c (output_fde, output_call_frame_info,
4227 dwarf2out_do_cfi_startproc, set_indirect_string,
4228 gen_internal_sym, output_die, output_line_info): Use
4229 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
4230 ASM_GENERATE_INTERNAL_LABEL output.
4232 2016-10-01 Richard Biener <rguenther@suse.de>
4235 * genmatch.c (get_operand_type): Add operand position arg
4236 and handle COND_EXPR comparison operand with fixed boolean_type_node.
4237 (expr::gen_transform): Adjust.
4238 (dt_simplify::gen_1): Likewise.
4240 2016-10-01 Jakub Jelinek <jakub@redhat.com>
4242 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
4243 comments. Simplify asserts, remove unnecessary conditions.
4245 (*<code><mode>3): Likewise.
4247 2016-09-30 Jakub Jelinek <jakub@redhat.com>
4249 * doc/invoke.texi (-Wregister): Document.
4251 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
4253 * configure.ac: Split CHECKING_P into CHECKING_P and
4254 ENABLE_EXTRA_CHECKING.
4255 * configure: Regenerated.
4256 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
4257 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
4259 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
4262 * gcc.c (process_command): For @filename handling, output
4263 the correct name if the file does not exist.
4265 2016-09-30 Marek Polacek <polacek@redhat.com>
4267 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
4268 * config/alpha/predicates.md: Likewise.
4270 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4272 * ifcvt.c (noce_try_avoid_const_materialization): New function.
4273 (noce_process_if_block): Use it.
4275 2016-09-30 Martin Liska <mliska@suse.cz>
4277 * doc/invoke.texi: Document asan-use-after-return that
4278 it's disabled by default in runtime.
4280 2016-09-30 Richard Biener <rguenther@suse.de>
4282 * tree-vrp.c (intersect_ranges): If we failed to handle
4283 the intersection choose a constant singleton range if available.
4285 2016-09-30 Richard Biener <rguenther@suse.de>
4287 PR tree-optimization/77399
4288 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
4289 float <-> int conversions.
4291 2016-09-30 Alan Modra <amodra@gmail.com>
4293 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
4295 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
4297 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
4298 ext_level before calling CPUID with 0x80000008.
4299 Simplify xgetbv checks.
4301 2016-09-29 David Malcolm <dmalcolm@redhat.com>
4303 * Makefile.in (OBJS): Add print-rtl-function.o.
4304 * print-rtl-function.c: New file.
4305 * print-rtl.h (print_rtx_function): New decl.
4307 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/cpuid.h (__get_cpuid_count): New.
4311 (__get_cpuid): Rename __level to __leaf.
4313 2016-09-29 Marek Polacek <polacek@redhat.com>
4315 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
4317 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
4319 * builtins.c (expand_builtin_memcmp): don't swap args unless
4320 result is only being compared with zero.
4322 2016-09-29 Marek Polacek <polacek@redhat.com>
4324 * dwarf2out.c (loc_descriptor): Add fall through comment.
4325 (add_const_value_attribute): Likewise.
4327 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
4329 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
4330 with "v6t2". Move "arch" attribute above "pool_range".
4331 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
4333 (*thumb2_movhi_vfp): Likewise.
4334 (*arm_movhi_fp16): Likewise.
4335 (*thumb2_movhi_fp16): Likewise.
4336 (*arm_movsi_vfp): Remove "arch" attribute.
4337 (*thumb2_movsi_vfp): Likewise.
4339 2016-09-29 Martin Liska <mliska@suse.cz>
4341 * doc/extend.texi: Remove limitation of Objective C for
4342 __attribute__((constructor)) and __attribute__((destructor)).
4344 2016-09-29 Richard Biener <rguenther@suse.de>
4346 PR tree-optimization/77768
4347 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4348 Handle stores to readonly memory when removing redundant stores.
4350 2016-09-29 Richard Biener <rguenther@suse.de>
4353 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
4354 X / -X -> -1 simplifications.
4356 2016-09-29 Richard Biener <rguenther@suse.de>
4359 * match.pd: Add max(a,-a) -> abs(a) pattern.
4360 * tree-ssa-phiopt.c (minmax_replacement): Disable for
4361 HONOR_SIGNED_ZEROS types.
4363 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
4365 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
4366 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
4368 2016-09-29 Richard Biener <rguenther@suse.de>
4370 * tree-vrp.c (set_defs_to_varying): New helper avoiding
4371 writing to vr_const_varying.
4372 (vrp_initialize): Call it.
4373 (vrp_visit_stmt): Likewise.
4374 (evrp_dom_walker::before_dom_children): Likewise.
4376 2016-09-29 Richard Biener <rguenther@suse.de>
4378 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
4379 constructors with vector elements.
4381 2016-09-29 Richard Biener <rguenther@suse.de>
4383 PR tree-optimization/77768
4384 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
4385 with stores to a place we know has a constant value.
4387 2016-09-29 Alan Modra <amodra@gmail.com>
4389 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
4390 * doc/invoke.texi: Document it.
4391 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
4392 (rs6000_passes_float): Comment.
4393 (rs6000_passes_long_double): New static var.
4394 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
4395 (init_cumulative_args): Set up to emit fp .gnu_attribute for
4396 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
4397 to include fp values returned in vectors.
4398 Set rs6000_passes_long_double.
4399 (rs6000_function_arg_advance_1): Likewise for function args.
4400 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
4401 and SPE. Emit long double tag value too.
4402 (rs6000_opt_vars): Add gnu-attr.
4403 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
4404 * configure: Regenerate.
4405 * config.in: Regenerate.
4407 2016-09-28 Jakub Jelinek <jakub@redhat.com>
4409 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
4411 (format_floating, format_string, format_directive,
4412 get_destination_size, pass_sprintf_length::handle_gimple_call):
4415 2016-09-28 Jakub Jelinek <jakub@redhat.com>
4417 * gimple-ssa-sprintf.c: Fix comment formatting.
4418 (format_integer): Use is_gimple_assign.
4419 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
4420 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
4421 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
4422 (pass_sprintf_length::execute): Use is_gimple_call.
4424 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
4426 * gimple-fold.c (gimple_fold_builtin): After failing to fold
4427 strchr, also try the generic folding.
4429 2016-09-28 Martin Sebor <msebor@redhat.com>
4432 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
4435 2016-09-28 Martin Sebor <msebor@redhat.com>
4438 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
4439 length modifier is not expected.
4440 (format_floating): Ignore l length modifier and fail gracefuly
4441 when it isn't one of the other expected ones.
4443 2016-09-28 Martin Sebor <msebor@redhat.com>
4446 * varasm.c (assemble_addr_to_section): Increase local buffer size.
4448 2016-09-27 Richard Biener <rguenther@suse.de>
4450 * dwarf2out.c (cu_die_list): New global.
4451 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
4452 main_comp_unit_die to cu_die_list if we created it.
4453 Move break_out_includes ...
4454 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
4457 2016-09-28 Richard Biener <rguenther@suse.de>
4459 * dwarf2out.c (struct die_struct): Add removed flag.
4460 (lookup_type_die): If the DIE is marked as removed, clear
4461 TYPE_SYMTAB_DIE and return NULL.
4462 (lookup_decl_die): If the DIE is marked as removed, remove it
4463 from the hash and return NULL.
4464 (mark_removed): New helper.
4465 (prune_unused_types_prune): Call it for removed DIEs.
4466 (gen_subprogram_die): Move the premark_used_types call to after
4467 DIEs for the functions scopes are generated.
4468 (process_scope_var): Do not re-create pruned types or type decls.
4469 Make sure to also re-parent type decls.
4470 (dwarf2out_finish): Move unused type pruning and debug_types
4472 (dwarf2out_early_finish): ... here.
4474 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
4476 * config/arc/arc-c.c: New file.
4477 * config/arc/arc-c.def: Likewise.
4478 * config/arc/t-arc: Likewise.
4479 * config.gcc: Include arc-c.o as c and cpp object.
4480 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
4481 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
4482 arc_cpu_cpp_builtins.
4484 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
4486 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
4487 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
4489 2016-09-28 Nathan Sidwell <nathan@acm.org>
4491 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
4494 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
4496 PR tree-optimization/61056
4497 * gimple-fold.c (gimple_fold_builtin_strchr):
4498 New function to optimize strchr (s, 0) to strlen.
4499 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
4501 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
4503 PR tree-optimization/77724
4504 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
4505 Add tree_fits_shwi_p check.
4507 2016-09-27 Jakub Jelinek <jakub@redhat.com>
4509 * auto-inc-dec.c (try_merge): Remove break after return.
4510 * cselib.c (autoinc_split): Likewise.
4511 * explow.c (promote_mode): Likewise.
4512 * fixed-value.c (fixed_arithmetic): Likewise.
4513 * hsa.c (hsa_internal_fn::get_arity): Likewise.
4514 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
4515 * trans-mem.c (get_attrs_for): Likewise.
4516 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
4517 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
4518 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
4519 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
4520 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
4521 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
4522 * config/cris/cris.c (cris_op_str): Likewise.
4523 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
4524 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
4526 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
4528 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
4529 IFN_GOACC_REDUCTION_CODES): New.
4530 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
4531 ifn_goacc_reduction_kind): Use them.
4532 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
4533 of internal functions, when applicable.
4535 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
4537 * config/mips/constraints.md (d): Fix documentation.
4538 * doc/md.texi (Machine Constraints): Update accordingly.
4540 2016-09-27 Richard Biener <rguenther@suse.de>
4542 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
4543 cur_line_info_table initialization ...
4544 (dwarf2out_assembly_start): ... here.
4546 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
4548 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
4549 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
4550 (*thumb2_movhi_vfp): Likewise.
4551 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
4552 template. Expand predicable attribute to mark VMOV.F16 as not
4553 predicable. Add "arch" attribute.
4554 (*thumb2_movhi_fp16): Likewise.
4555 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
4556 (*thumb2_movsi_vfp): Add "arch" attribute.
4558 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
4560 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
4563 2016-09-27 Marek Polacek <polacek@redhat.com>
4565 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
4568 * config/c6x/c6x.h: Adjust fall through comment.
4569 * config/sh/sh.c (final_prescan_insn): Likewise.
4570 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
4571 (visium_expand_fp_cstore): Likewise.
4573 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4575 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
4576 expected by -Wimplicit-fallthrough.
4577 (thumb1_size_rtx_costs): Likewise.
4578 (thumb2_reorg): Likewise.
4579 (tls_mentioned_p): Add "Fall through" comment.
4580 (thumb2_reorg): Likewise.
4581 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
4582 comment form expected by -Wimplicit-fallthrough.
4584 2016-09-27 Martin Liska <mliska@suse.cz>
4586 PR gcov-profile/46266
4587 * input.h (RESERVED_LOCATION_P): New macro.
4588 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
4589 instread of comparison with UNKNOWN_LOCATION.
4591 2016-09-27 Richard Biener <rguenther@suse.de>
4593 PR tree-optimization/77745
4594 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
4595 When removing redundant stores make sure to check compatibility
4596 of the TBAA state for downstream accesses.
4597 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
4598 value-numbering virtual operands for store matches.
4600 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
4603 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
4604 movrt patterns. Match them before anything else in the SET case.
4606 2016-09-27 Martin Liska <mliska@suse.cz>
4608 PR gcov-profile/7970
4609 PR gcov-profile/16855
4610 PR gcov-profile/44779
4611 * coverage.c (build_gcov_exit_decl): New function.
4612 (coverage_obj_init): Call the function and generate __gcov_exit
4614 * doc/gcov.texi: Document when __gcov_exit function is called.
4616 2016-09-27 Marek Polacek <polacek@redhat.com>
4619 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4620 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
4621 -Wno-error instead of -Wno-implicit-fallthrough.
4623 2016-09-27 Martin Liska <mliska@suse.cz>
4626 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
4628 2016-09-27 Jakub Jelinek <jakub@redhat.com>
4630 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
4631 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
4632 comments. Remove break after return.
4633 (ix86_fp_compare_code_to_integer, has_dispatch,
4634 ix86_simd_clone_usable): Remove break after return.
4636 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
4638 PR rlt-optimization/77714
4639 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
4642 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
4645 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
4646 extract_range_from_unary_expr to convert value_range.
4647 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
4648 (extract_range_from_unary_expr): This.
4649 * tree-vrp.h (extract_range_from_unary_expr): Declare.
4651 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
4653 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
4655 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4657 * config/i386/i386.c (ix86_print_operand)
4658 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
4659 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
4660 (epilogue_renumber): Likewise.
4662 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
4665 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
4666 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
4668 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
4670 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
4671 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
4672 is_mm_seq_cst, is_mm_sync): Move to ...
4673 * memmodel.h: This. New file.
4674 * builtins.c: Include memmodel.h.
4675 * optabs.c: Likewise.
4677 * config/aarch64/aarch64.c: Likewise.
4678 * config/alpha/alpha.c: Likewise.
4679 * config/arm/arm.c: Likewise.
4680 * config/i386/i386.c: Likewise.
4681 * config/ia64/ia64.c: Likewise.
4682 * config/mips/mips.c: Likewise.
4683 * config/rs6000/rs6000.c: Likewise.
4684 * config/sparc/sparc.c: Likewise.
4685 * genconditions.c: Include memmodel.h in generated file.
4686 * genemit.c: Likewise.
4687 * genoutput.c: Likewise.
4688 * genpeep.c: Likewise.
4689 * genpreds.c: Likewise.
4690 * genrecog.c: Likewise.
4692 2016-09-26 David Malcolm <dmalcolm@redhat.com>
4694 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
4695 "c" instead when parsing characters. Move operand parsing into...
4696 (read_rtx_operand): ...this new function, renaming "i" to "idx",
4697 and tightening the scope of various locals.
4699 2016-09-26 Liu Hao <lh_mouse@126.com>
4701 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
4703 2016-09-26 Marek Polacek <polacek@redhat.com>
4705 * system.h: Use __has_attribute to check whether the fallthrough
4706 attribute is supported.
4708 2016-09-26 Marek Polacek <polacek@redhat.com>
4710 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
4711 gimple_call_internal_p.
4712 * ipa-split.c (find_return_bb): Likewise.
4713 (execute_split_functions): Likewise.
4714 * omp-low.c (dump_oacc_loop_part): Likewise.
4715 (oacc_loop_xform_head_tail): Likewise.
4716 * predict.c (predict_loops): Likewise.
4717 * sanopt.c (pass_sanopt::execute): Likewise.
4718 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
4719 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
4720 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
4721 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
4722 (expand_ifn_va_arg): Likewise.
4723 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4724 (optimize_mask_stores): Likewise.
4725 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
4726 (vect_transform_stmt): Likewise.
4727 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
4728 * tsan.c (instrument_memory_accesses): Likewise.
4730 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4731 Alexander Monakov <amonakov@ispras.ru>
4733 * regrename.c (rename_chains): Check
4734 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
4735 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
4736 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4738 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4740 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
4741 (s390_sched_score): Likewise.
4743 2016-09-26 Martin Liska <mliska@suse.cz>
4745 * doc/gcov.texi: Update program output of gcov tool.
4747 2016-09-26 Martin Liska <mliska@suse.cz>
4749 PR gcov-profile/23332
4750 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
4751 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
4752 * value-prof.c (dump_histogram_value): Do not handle
4753 HIST_TYPE_CONST_DELTA.
4754 (stream_in_histogram_value): Likewise.
4755 (gimple_find_values_to_profile): Likewise.
4756 * value-prof.h (enum hist_type): Likewise.
4758 2016-09-26 Martin Liska <mliska@suse.cz>
4760 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
4761 from default sanitize recover values.
4762 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
4763 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
4764 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
4766 * opts.c (finish_options): Do a generic loop over options
4767 that can be recovered.
4768 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
4770 (common_handle_option): Likewise.
4771 * opts.h: Declare can_recover to sanitizer_opts_s.
4773 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
4775 * target.def(elf_flags_numeric): Change documentation to present tense.
4776 * doc/tm.texi: Regenerate.
4778 2016-09-26 Marek Polacek <polacek@redhat.com>
4781 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
4782 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
4783 -Wno-switch-fallthrough.
4784 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
4785 (expand_builtin): Likewise.
4786 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
4787 * convert.c (convert_to_real_1): Likewise.
4788 (convert_to_integer_1): Likewise.
4789 * final.c (output_alternate_entry_point): Likewise.
4790 * genattrtab.c (make_canonical): Likewise.
4791 (write_test_expr): Likewise.
4792 * genpreds.c (validate_exp): Likewise.
4793 * gimple-ssa-strength-reduction.c
4794 (find_candidates_dom_walker::before_dom_children): Likewise.
4795 * godump.c (go_format_type): Likewise.
4796 * reload1.c (elimination_effects): Likewise.
4797 * resource.c (mark_referenced_resources): Likewise.
4798 (mark_set_resources): Likewise.
4799 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
4800 * varasm.c (output_addressed_constants): Likewise.
4802 2016-09-26 Marek Polacek <polacek@redhat.com>
4805 * common.opt (Wimplicit-fallthrough): New option.
4806 * doc/extend.texi: Document statement attributes and the fallthrough
4808 * doc/invoke.texi: Document -Wimplicit-fallthrough.
4809 * gimple.h (gimple_call_internal_p): New function.
4810 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
4811 (struct label_entry): New struct.
4812 (find_label_entry): New function.
4813 (case_label_p): New function.
4814 (collect_fallthrough_labels): New function.
4815 (last_stmt_in_scope): New function.
4816 (should_warn_for_implicit_fallthrough): New function.
4817 (warn_implicit_fallthrough_r): New function.
4818 (maybe_warn_implicit_fallthrough): New function.
4819 (expand_FALLTHROUGH_r): New function.
4820 (expand_FALLTHROUGH): New function.
4821 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
4822 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
4823 (gimplify_label_expr): New function.
4824 (gimplify_case_label_expr): Set location.
4825 (gimplify_expr): Call gimplify_label_expr.
4826 * internal-fn.c (expand_FALLTHROUGH): New function.
4827 * internal-fn.def (FALLTHROUGH): New internal function.
4828 * langhooks.c (lang_GNU_OBJC): New function.
4829 * langhooks.h (lang_GNU_OBJC): Declare.
4830 * system.h (gcc_fallthrough): Define.
4831 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
4832 * tree.h (FALLTHROUGH_LABEL_P): Define.
4834 2016-09-26 Richard Biener <rguenther@suse.de>
4836 * dwarf2out.c (stripattributes): Remove unused function.
4837 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
4838 Push dwarf_split_debug_info handling into init_sections_and_labels.
4839 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
4840 (DEBUG_MACRO_SECTION_FLAGS): Remove.
4841 (debug_macinfo_section_name): New global.
4842 (output_macinfo): Use debug_macinfo_section_name.
4843 (init_sections_and_labels): Split out section and label generation
4844 from dwarf2out_init. Set debug_macinfo_section_name.
4845 (dwarf2out_init): Move text section label generation and emission
4847 (dwarf2out_assembly_start): ... here.
4848 (dwarf2out_finish): Call init_sections_and_labels before DWARF
4851 2016-09-26 Richard Biener <rguenther@suse.de>
4854 * cgraphunit.c (analyze_functions): Before early removing
4855 global vars calls the late_global_decl debug handler mark
4856 the variable as readonly.
4858 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
4861 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
4862 (sh_rtx_costs): Handle SET of movt and movrt patterns.
4863 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
4864 declare new overloads.
4865 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
4868 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4870 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
4871 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
4873 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
4875 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
4876 * configure: Regenerate.
4878 2016-09-24 Marek Polacek <polacek@redhat.com>
4881 * doc/invoke.texi: Document -Wbool-operation.
4883 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4885 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
4886 * config/rs6000/rs6000.c (expand_block_compare): New function used by
4887 cmpmemsi pattern to do builtin expansion of memcmp ().
4888 (compute_current_alignment): Add helper function for
4889 expand_block_compare used to compute alignment as the compare proceeds.
4890 (select_block_compare_mode): Used by expand_block_compare to select
4891 the mode used for reading the next chunk of bytes in the compare.
4892 (do_load_for_compare): Used by expand_block_compare to emit the load
4893 insns for the compare.
4894 (rs6000_emit_dot_insn): Moved this function to avoid a forward
4895 reference from expand_block_compare ().
4896 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
4897 prototype for this function.
4898 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
4899 target option for controlling how much code inline expansion of
4900 memcmp() will be allowed to generate.
4902 2016-09-23 Jakub Jelinek <jakub@redhat.com>
4904 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
4905 hook_bool_mode_false, hook_bool_mode_true,
4906 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4907 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4908 hook_bool_const_rtx_insn_const_rtx_insn_true,
4909 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
4910 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
4911 hook_bool_const_tree_hwi_hwi_const_tree_false,
4912 hook_bool_const_tree_hwi_hwi_const_tree_true,
4913 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
4914 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4915 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
4916 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
4917 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
4918 hook_bool_const_tree_true, hook_bool_tree_tree_false,
4919 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
4920 hook_bool_rtx_insn_true, hook_bool_rtx_false,
4921 hook_bool_uintp_uintp_false,
4922 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
4923 hook_rtx_tree_int_null, hook_uint_mode_0,
4924 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
4925 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
4926 hook_constcharptr_const_rtx_insn_null,
4927 hook_constcharptr_const_tree_const_tree_null,
4928 hook_constcharptr_int_const_tree_null,
4929 hook_constcharptr_int_const_tree_const_tree_null,
4930 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
4931 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
4932 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
4934 * vec.h (vNULL): Extend comment to say = vNULL initialization
4935 isn't needed for static vars.
4937 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
4938 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
4939 = vNULL initialization of file scope vec.
4940 * passes.c (pass_tab, enabled_pass_uid_range_tab,
4941 disabled_pass_uid_range_tab): Likewise.
4942 * haifa-sched.c (sched_luids, h_i_d): Likewise.
4943 * tree-chkp-opt.c (check_infos): Likewise.
4944 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
4946 * vec.h (vnull::operator vec): Add constexpr keyword for
4949 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
4951 PR tree-optimization/77654
4952 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
4953 to duplicate_ssa_name_ptr_info.
4955 2016-09-23 David Malcolm <dmalcolm@redhat.com>
4957 PR preprocessor/77672
4958 * input.c (selftest::test_lexer_string_locations_simple): Update
4959 test to expect location information of the terminator character
4960 at the location of the final closing quote.
4961 (selftest::test_lexer_string_locations_hex): Likewise.
4962 (selftest::test_lexer_string_locations_oct): Likewise.
4963 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
4964 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
4965 (selftest::test_lexer_string_locations_ucn4): Likewise.
4966 (selftest::test_lexer_string_locations_ucn8): Likewise.
4967 (selftest::test_lexer_string_locations_u8): Likewise.
4968 (selftest::test_lexer_string_locations_utf8_source): Likewise.
4969 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
4970 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
4971 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
4972 (selftest::test_lexer_string_locations_macro): Likewise.
4973 (selftest::test_lexer_string_locations_long_line): Likewise.
4975 2016-09-23 Richard Biener <rguenther@suse.de>
4977 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
4978 virtual definition to virtual use if the call devirtualizes
4979 to a const or pure function.
4980 (visit_use): Also visit calls we can devirtualize to a
4981 const or pure function.
4983 2016-09-23 Richard Biener <rguenther@suse.de>
4985 PR tree-optimization/77697
4986 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
4987 signal error if we have sth ternary or unhandled.
4989 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
4991 * config/arm/arm_neon.h (vabd_f16): New.
5025 (vcvt_f16_s16): New.
5026 (vcvt_f16_u16): New.
5027 (vcvt_s16_f16): New.
5028 (vcvt_u16_f16): New.
5029 (vcvtq_f16_s16): New.
5030 (vcvtq_f16_u16): New.
5031 (vcvtq_s16_f16): New.
5032 (vcvtq_u16_f16): New.
5033 (vcvta_s16_f16): New.
5034 (vcvta_u16_f16): New.
5035 (vcvtaq_s16_f16): New.
5036 (vcvtaq_u16_f16): New.
5037 (vcvtm_s16_f16): New.
5038 (vcvtm_u16_f16): New.
5039 (vcvtmq_s16_f16): New.
5040 (vcvtmq_u16_f16): New.
5041 (vcvtn_s16_f16): New.
5042 (vcvtn_u16_f16): New.
5043 (vcvtnq_s16_f16): New.
5044 (vcvtnq_u16_f16): New.
5045 (vcvtp_s16_f16): New.
5046 (vcvtp_u16_f16): New.
5047 (vcvtpq_s16_f16): New.
5048 (vcvtpq_u16_f16): New.
5049 (vcvt_n_f16_s16): New.
5050 (vcvt_n_f16_u16): New.
5051 (vcvtq_n_f16_s16): New.
5052 (vcvtq_n_f16_u16): New.
5053 (vcvt_n_s16_f16): New.
5054 (vcvt_n_u16_f16): New.
5055 (vcvtq_n_s16_f16): New.
5056 (vcvtq_n_u16_f16): New.
5070 (vmul_lane_f16): New.
5073 (vmulq_lane_f16): New.
5095 (vrsqrteq_f16): New.
5099 (vrsqrtsq_f16): New.
5103 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5105 * config.gcc (extra_headers): Add arm_fp16.h
5106 * config/arm/arm_fp16.h: New.
5107 * config/arm/arm_neon.h: Include "arm_fp16.h".
5109 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5111 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
5113 (vmulf): New (v8hf, v4hf variants).
5114 (vfma): New (v8hf, v4hf variants).
5115 (vfms): New (v8hf, v4hf variants).
5116 (vsub): New (v8hf, v4hf variants).
5117 (vcage): New (v8hf, v4hf variants).
5118 (vcagt): New (v8hf, v4hf variants).
5119 (vcale): New (v8hf, v4hf variants).
5120 (vcalt): New (v8hf, v4hf variants).
5121 (vceq): New (v8hf, v4hf variants).
5122 (vcgt): New (v8hf, v4hf variants).
5123 (vcge): New (v8hf, v4hf variants).
5124 (vcle): New (v8hf, v4hf variants).
5125 (vclt): New (v8hf, v4hf variants).
5126 (vceqz): New (v8hf, v4hf variants).
5127 (vcgez): New (v8hf, v4hf variants).
5128 (vcgtz): New (v8hf, v4hf variants).
5129 (vcltz): New (v8hf, v4hf variants).
5130 (vclez): New (v8hf, v4hf variants).
5131 (vabd): New (v8hf, v4hf variants).
5132 (vmaxf): New (v8hf, v4hf variants).
5133 (vmaxnm): New (v8hf, v4hf variants).
5134 (vminf): New (v8hf, v4hf variants).
5135 (vminnm): New (v8hf, v4hf variants).
5136 (vpmaxf): New (v4hf variant).
5137 (vpminf): New (v4hf variant).
5138 (vpadd): New (v4hf variant).
5139 (vrecps): New (v8hf, v4hf variants).
5140 (vrsqrts): New (v8hf, v4hf variants).
5141 (vabs): New (v8hf, v4hf variants).
5142 (vneg): New (v8hf, v4hf variants).
5143 (vrecpe): New (v8hf, v4hf variants).
5144 (vrnd): New (v8hf, v4hf variants).
5145 (vrnda): New (v8hf, v4hf variants).
5146 (vrndm): New (v8hf, v4hf variants).
5147 (vrndn): New (v8hf, v4hf variants).
5148 (vrndp): New (v8hf, v4hf variants).
5149 (vrndx): New (v8hf, v4hf variants).
5150 (vrsqrte): New (v8hf, v4hf variants).
5151 (vmul_lane): Add v4hf and v8hf variants.
5152 (vmul_n): Add v4hf and v8hf variants.
5153 (vext): New (v8hf, v4hf variants).
5154 (vcvts): New (v8hi, v4hi variants).
5155 (vcvts): New (v8hf, v4hf variants).
5156 (vcvtu): New (v8hi, v4hi variants).
5157 (vcvtu): New (v8hf, v4hf variants).
5158 (vcvts_n): New (v8hf, v4hf variants).
5159 (vcvtu_n): New (v8hi, v4hi variants).
5160 (vcvts_n): New (v8hi, v4hi variants).
5161 (vcvtu_n): New (v8hf, v4hf variants).
5162 (vbsl): New (v8hf, v4hf variants).
5163 (vcvtas): New (v8hf, v4hf variants).
5164 (vcvtau): New (v8hf, v4hf variants).
5165 (vcvtms): New (v8hf, v4hf variants).
5166 (vcvtmu): New (v8hf, v4hf variants).
5167 (vcvtns): New (v8hf, v4hf variants).
5168 (vcvtnu): New (v8hf, v4hf variants).
5169 (vcvtps): New (v8hf, v4hf variants).
5170 (vcvtpu): New (v8hf, v4hf variants).
5172 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5174 * config/arm/arm-builtins.c (hf_UP): New.
5176 (vfp_builtin_data): New. Update comment.
5177 (enum arm_builtins): Include "arm_vfp_builtins.def".
5178 (ARM_BUILTIN_VFP_PATTERN_START): New.
5179 (arm_init_vfp_builtins): New.
5180 (arm_init_builtins): Add arm_init_vfp_builtins.
5181 (arm_expand_vfp_builtin): New.
5182 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
5184 * config/arm/arm_vfp_builtins.def: New file.
5185 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
5186 (arm-builtins.o): Likewise.
5188 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
5191 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
5192 from constant while creating value range.
5194 2016-09-23 Renlin Li <renlin.li@arm.com>
5196 * ira.c (ira): Move ira_use_lra_p initialization code to ...
5197 (ira_init_once): Here.
5199 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
5200 Jakub Jelinek <jakub@redhat.com>
5202 * hooks.h (hook_uint_uintp_false): Rename to...
5203 (hook_bool_uint_uintp_false): ... this.
5204 * hooks.c (hook_uint_uintp_false): Rename to...
5205 (hook_bool_uint_uintp_false): ... this.
5206 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
5207 instead of hook_uint_uintp_false.
5209 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5211 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
5212 (arm_init_builtins): Move body of a loop to the standalone
5213 function arm_init_neon_builtin.
5214 (arm_expand_neon_builtin_1): New. Update comment. Function body
5215 moved from arm_neon_builtin with some white-space fixes.
5216 (arm_expand_neon_builtin): Move code into the standalone function
5217 arm_expand_neon_builtin_1.
5219 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5221 * config/arm/iterators.md (VCVTHI): New.
5222 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
5226 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
5227 (V_HALF): Add V4HF. Fix white-space.
5228 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
5229 (V_s_elem): Likewise.
5230 (V_sz_elem): Fix white-space.
5231 (V_elem_ch): Likewise.
5233 (scalar_mul_constraint): Add V8HF and V4HF.
5234 (Is_float_mode): Fix white-space.
5235 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
5236 (q): Add HF. Fix white-space.
5239 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
5240 (neon_vfm_lane_as): New.
5241 * config/arm/neon.md (add<mode>3_fp16): New.
5242 (sub<mode>3_fp16): New.
5243 (mul<mode>3add<mode>_neon): New.
5244 (fma<VH:mode>4_intrinsic): New.
5245 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
5246 (fmsub<VH:mode>4_intrinsic): New.
5247 (<absneg_str><mode>2): New.
5248 (neon_v<absneg_str><mode>): New.
5249 (neon_v<fp16_rnd_str><mode>): New.
5250 (neon_vrsqrte<mode>): New.
5251 (neon_vpaddv4hf): New.
5252 (neon_vadd<mode>): New.
5253 (neon_vsub<mode>): New.
5254 (neon_vmulf<mode>): New.
5255 (neon_vfma<VH:mode>): New.
5256 (neon_vfms<VH:mode>): New.
5257 (neon_vc<cmp_op><mode>): New.
5258 (neon_vc<cmp_op><mode>_fp16insn): New
5259 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
5260 (neon_vca<cmp_op><mode>): New.
5261 (neon_vca<cmp_op><mode>_fp16insn): New.
5262 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
5263 (neon_vc<cmp_op>z<mode>): New.
5264 (neon_vabd<mode>): New.
5265 (neon_v<maxmin>f<mode>): New.
5266 (neon_vp<maxmin>fv4hf: New.
5267 (neon_<fmaxmin_op><mode>): New.
5268 (neon_vrecps<mode>): New.
5269 (neon_vrsqrts<mode>): New.
5270 (neon_vrecpe<mode>): New (VH variant).
5271 (neon_vdup_lane<mode>_internal): New.
5272 (neon_vdup_lane<mode>): New.
5273 (neon_vcvt<sup><mode>): New (VCVTHI variant).
5274 (neon_vcvt<sup><mode>): New (VH variant).
5275 (neon_vcvt<sup>_n<mode>): New (VH variant).
5276 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
5277 (neon_vcvt<vcvth_op><sup><mode>): New.
5278 (neon_vmul_lane<mode>): New.
5279 (neon_vmul_n<mode>): New.
5280 * config/arm/unspecs.md (UNSPEC_VCALE): New
5281 (UNSPEC_VCALT): New.
5282 (UNSPEC_VFMA_LANE): New.
5283 (UNSPECS_VFMS_LANE): New.
5285 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5287 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
5288 ("*extzv<mode><clobbercc_or_nocc>"):
5289 Correct a typo in a comment.
5291 ("*insv<mode>_zEC12", "*insv<mode>_z10")
5292 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
5293 ("*insv<mode>_zEC12_appendbitsleft")
5294 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
5295 ("*insv<mode>_z10_appendbitsleft"): Ditto.
5296 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
5297 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
5298 Provide pattern with operands switched.
5299 ("*pre_z10_extv<mode>"):
5300 Use new subst patterns.
5301 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
5302 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
5303 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
5304 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
5305 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
5306 ("*<risbg_n>_sidi_ior_and_lshiftrt")
5307 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
5309 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
5310 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5311 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
5313 ("SINT"): New mode_iterator with SI, HI, QI.
5314 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
5315 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
5318 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5320 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
5321 new interface of s390_contiguous_bitmask_p.
5322 ("contiguous_bitmask_nowrap_operand"): New predicate.
5323 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
5324 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
5325 of s390_contiguous_bitmask_p.
5326 ("NxxDw"): Rename NxxDq constraint to NxxDw.
5327 ("NxxSw"): New constraint.
5328 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
5329 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
5331 (s390_contiguous_bitmask_nowrap_p): Export.
5332 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
5333 former s390_contiguous_bitmask_p.
5334 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
5335 detect contiguous bit ranges with wraparound. Change signature to
5336 return START and END position instead of POS and LENGTH.
5337 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
5338 ranges with wraparound.
5339 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
5340 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
5341 Adapt to new signature of s390_contiguous_bitmask_p.
5343 2016-09-23 Bin Cheng <bin.cheng@arm.com>
5345 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
5346 (create_intersect_range_checks): New.
5347 (vect_create_cond_for_alias_checks): Call above function.
5349 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5351 * config/arm/iterators.md (Code iterators): Fix some white-space
5355 (FCVT): Moved from vfp.md.
5356 (VCVT_HF_US_N): New.
5357 (VCVT_SI_US_N): New.
5362 (FCVTI32typename): Moved from vfp.md.
5363 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
5364 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
5365 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
5366 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
5367 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
5369 (fp16_rnd_str): New.
5370 (fp16_rnd_insn): New.
5371 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
5372 (UNSPEC_VCVT_HF_U_N): New.
5373 (UNSPEC_VCVT_SI_S_N): New.
5374 (UNSPEC_VCVT_SI_U_N): New.
5375 (UNSPEC_VCVTH_S): New.
5376 (UNSPEC_VCVTH_U): New.
5377 (UNSPEC_VCVTA_S): New.
5378 (UNSPEC_VCVTA_U): New.
5379 (UNSPEC_VCVTM_S): New.
5380 (UNSPEC_VCVTM_U): New.
5381 (UNSPEC_VCVTN_S): New.
5382 (UNSPEC_VCVTN_U): New.
5383 (UNSPEC_VCVTP_S): New.
5384 (UNSPEC_VCVTP_U): New.
5385 (UNSPEC_VCVTP_S): New.
5386 (UNSPEC_VCVTP_U): New.
5388 (UNSPEC_VRNDA): New.
5389 (UNSPEC_VRNDI): New.
5390 (UNSPEC_VRNDM): New.
5391 (UNSPEC_VRNDN): New.
5392 (UNSPEC_VRNDP): New.
5393 (UNSPEC_VRNDX): New.
5394 * config/arm/vfp.md (<absneg_str>hf2): New.
5396 (neon_v<fp16_rnd_str>hf): New.
5397 (neon_vrndihf): New.
5402 (*mulsf3neghf_vfp): New.
5403 (*negmulhf3_vfp): New.
5404 (*mulsf3addhf_vfp): New.
5405 (*mulhf3subhf_vfp): New.
5406 (*mulhf3neghfaddhf_vfp): New.
5407 (*mulhf3neghfsubhf_vfp): New.
5410 (fmsubhf4_fp16): New.
5414 (neon_vsqrthf): New.
5415 (neon_vrsqrtshf): New.
5416 (FCVT): Move to iterators.md.
5417 (FCVTI32typename): Likewise.
5418 (neon_vcvth<sup>hf): New.
5419 (neon_vcvth<sup>si): New.
5420 (neon_vcvth<sup>_nhf_unspec): New.
5421 (neon_vcvth<sup>_nhf): New.
5422 (neon_vcvth<sup>_nsi_unspec): New.
5423 (neon_vcvth<sup>_nsi): New.
5424 (neon_vcvt<vcvth_op>h<sup>si): New.
5425 (neon_<fmaxmin_op>hf): New.
5427 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5429 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
5430 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
5431 ("*insv<mode>_zEC12_appendbitsleft")
5432 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
5433 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
5435 2016-09-23 Jakub Jelinek <jakub@redhat.com>
5437 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
5438 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
5439 construct values without normalization.
5440 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
5441 static local lhs_ops to vNULL.
5443 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5444 Jiong Wang <jiong.wang@arm.com>
5446 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
5447 available when FP16 instructions are available.
5448 (output_move_vfp): Add support for 16-bit data moves.
5449 (arm_validize_comparison): Fix some white-space. Support HFmode
5450 by conversion to SFmode.
5451 * config/arm/arm.md (truncdfhf2): Fix a comment.
5452 (extendhfdf2): Likewise.
5454 (movsicc): Fix some white-space.
5456 (movsfcc): Fix some white-space.
5458 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
5459 instructions are available.
5460 (*thumb2_movhi_vfp): Likewise.
5461 (*arm_movhi_fp16): New.
5462 (*thumb2_movhi_fp16): New.
5463 (*movhf_vfp_fp16): New.
5464 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
5465 (*movhf_vfp): Likewise.
5466 (extendhfsf2): Enable when VFP FP16 instructions are available.
5467 (truncsfhf2): Enable when VFP FP16 instructions are available.
5469 2016-09-23 Martin Liska <mliska@suse.cz>
5471 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
5473 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5475 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
5477 (arm_evpc_neon_vtrn): Likewise.
5478 (arm_evpc_neon_vrev): Likewise.
5479 (arm_evpc_neon_vext): Likewise.
5480 * config/arm/arm_neon.h (vbsl_f16): New.
5484 (vdup_lane_f16): New.
5485 (vdupq_lane_f16): New.
5498 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
5499 (vdup_lane): New (v8hf, v4hf variants).
5500 (vext): New (v8hf, v4hf variants).
5501 (vbsl): New (v8hf, v4hf variants).
5502 * config/arm/iterators.md (VDQWH): New.
5504 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
5505 (Scalar_mul_8_16): Fix white-space.
5506 (Is_d_reg): Add V4HF and V8HF.
5507 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
5508 (neon_vdup_lane<mode>): New.
5509 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
5510 (*neon_vtrn<mode>_insn): Likewise.
5511 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
5512 (*neon_vzip<mode>_insn): Likewise
5513 (neon_vuzp<mode>_internal): Likewise.
5514 (*neon_vuzp<mode>_insn): Likewise
5515 * config/arm/vec-common.md (vec_perm_const<mode>): New.
5517 2016-09-23 Jiong Wang <jiong.wang@arm.com>
5518 Matthew Wahab <matthew.wahab@arm.com>
5520 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
5521 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
5522 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
5523 available. Also fix some white-space.
5524 * config/arm/vfp.md (*arm_movhi_vfp): New.
5525 (*thumb2_movhi_vfp): New.
5527 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5529 * config/arm/arm-c.c (arm_cpu_builtins): Define
5530 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
5531 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
5533 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5535 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
5536 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
5537 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
5538 arm_v8_2a_fp16_neon_hw.
5539 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
5542 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5544 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
5545 arm_fp16_alternative_ok and arm_fp16_none_ok.
5547 2016-09-23 Martin Liska <mliska@suse.cz>
5549 * ipa-icf.c (sem_variable::merge): Replace adress with address.
5551 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
5553 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
5555 ("armv8.2-a+fp16"): New.
5556 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
5557 (FL2_FP16INST): New.
5558 (FL2_FOR_ARCH8_2A): New.
5559 * config/arm/arm-tables.opt: Regenerate.
5560 * config/arm/arm.c (arm_arch8_2): New.
5561 (arm_fp16_inst): New.
5562 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
5563 for incompatible fp16-format settings.
5564 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
5565 (TARGET_NEON_FP16INST): New.
5566 (arm_arch8_2): Declare.
5567 (arm_fp16_inst): Declare.
5568 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
5569 march=armv8.2-a and march=armv8.2-a+fp16.
5570 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
5572 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
5573 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
5575 2016-09-23 Martin Liska <mliska@suse.cz>
5577 * doc/extend.texi: Remove fused-madd from i386 target options.
5579 2016-09-23 Martin Liska <mliska@suse.cz>
5581 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5584 2016-09-23 Martin Liska <mliska@suse.cz>
5586 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
5589 2016-09-23 Martin Liska <mliska@suse.cz>
5592 * config/i386/i386.c (ix86_option_override_internal): Change
5593 signature and return false when there's an error related to
5595 (release_options_strings): New function.
5596 (ix86_valid_target_attribute_tree): Call the function.
5598 2016-09-23 Jakub Jelinek <jakub@redhat.com>
5600 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
5601 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
5602 (gen_hsa_ctor_assignment): Likewise.
5603 * print-tree.c (print_node): Likewise.
5604 * tree-dump.c (dequeue_and_dump): Likewise.
5605 * tree-sra.c (sra_modify_constructor_assign): Likewise.
5606 * expr.c (store_constructor): Likewise.
5607 * fold-const.c (operand_equal_p): Likewise.
5608 * tree-pretty-print.c (dump_generic_node): Likewise.
5609 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
5610 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
5612 2016-09-23 Richard Biener <rguenther@suse.de>
5614 * hooks.h (hook_uint_uintp_false): Declare.
5616 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5618 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
5619 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
5621 2016-09-22 Martin Sebor <msebor@redhat.com>
5624 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
5625 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
5626 (target_int_min): Correct computation.
5627 (format_integer): Use long long as the argument for the ll length
5629 (format_floating): Use target_int_max().
5630 (get_string_length): Same.
5631 (format_string): Avoid setting the bounded flag for strings
5633 (try_substitute_return_value): Avoid setting range info when
5634 the result isn't bounded.
5635 * varasm.c (assemble_name): Increase buffer size.
5637 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
5638 Terry Guo <terry.guo@arm.com>
5640 * target.def (elf_flags_numeric): New target hook.
5641 * targhooks.h (default_asm_elf_flags_numeric): New.
5642 * varasm.c (default_asm_elf_flags_numeric): New.
5643 (default_elf_asm_named_section): Use new target hook.
5644 * config/arm/arm.opt (mpure-code): New.
5645 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
5646 * config/arm/arm.c (arm_asm_init_sections): Add section
5647 attribute to default text section if -mpure-code.
5648 (arm_option_check_internal): Diagnose use of option with
5649 non supported targets and/or options.
5650 (arm_asm_elf_flags_numeric): New.
5651 (arm_function_section): New.
5652 (arm_elf_section_type_flags): New.
5653 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
5655 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
5656 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
5658 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
5660 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
5662 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5664 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
5665 * rtl.h: Adjust prototype.
5667 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5669 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
5670 (prev_active_insn): Likewise.
5671 (active_insn_p): Likewise.
5672 * rtl.h: Adjust prototypes.
5673 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
5674 * config/arc/arc.md: Likewise.
5675 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
5676 (branch_needs_nop_p): Likewise.
5677 (use_skip_p): Likewise.
5678 * config/sh/sh.c (gen_block_redirect): Likewise.
5679 (split_branches): Likewise.
5680 * reorg.c (optimize_skip): Likewise.
5681 (fill_simple_delay_slots): Likewise.
5682 (fill_slots_from_thread): Likewise.
5683 (relax_delay_slots): Likewise.
5684 * resource.c (mark_target_live_regs): Likewise.
5686 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5688 * config/cris/cris.c (cris_asm_output_case_end): Change argument
5690 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
5691 (prev_nonnote_nondebug_insn): Likewise.
5692 * config/cris/cris-protos.h: Adjust prototype.
5694 * jump.c (rtx_renumbered_equal_p): Adjust.
5696 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5698 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
5699 * rtl.h: Adjust prototype.
5700 * config/sh/sh.md: Adjust.
5701 * dwarf2out.c (add_var_loc_to_decl): Likewise.
5703 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5705 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
5706 (prev_nondebug_insn): Likewise.
5707 * loop-doloop.c (doloop_condition_get): Likewise.
5708 * rtl.h: Adjust prototype.
5709 * cfgloop.h: Likewise.
5711 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5713 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
5714 (prev_nonnote_insn): Likewise.
5715 * jump.c (reversed_comparison_code_parts): Likewise.
5716 (reversed_comparison): Likewise.
5717 * rtl.h: Adjust prototypes.
5718 * config/arc/arc.md: Adjust.
5719 * cse.c (find_comparison_args): Likewise.
5720 * reorg.c (redundant_insn): Change return type to rtx_insn *.
5721 (fix_reg_dead_note): Change argument type to rtx_insn *.
5722 (delete_prior_computation): Likewise.
5723 (delete_computation): Likewise.
5724 (fill_slots_from_thread): Adjust.
5725 (relax_delay_slots): Likewise.
5726 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
5727 (simplify_relational_operation_1): Likewise.
5728 (simplify_ternary_operation): Likewise.
5730 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5732 * config/arc/arc-protos.h (arc_label_align): Change type of
5733 variables from rtx to rtx_insn *.
5734 * config/arc/arc.c (arc_label_align): Likewise.
5735 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
5736 * config/bfin/bfin.c (workaround_speculation): Likewise.
5737 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
5738 (find_last_same_clock): Likewise.
5739 (reorg_split_calls): Likewise.
5740 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
5741 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
5742 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
5743 (same_cmp_following_p): Likewise.
5744 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
5745 (same_cmp_following_p): Likwise.
5746 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
5747 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
5748 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
5749 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
5750 (rl78_alloc_physical_registers_cmp): Likewise.
5751 (rl78_alloc_physical_registers_umul): Likewise.
5752 (rl78_calculate_death_notes): Likewise.
5753 * config/s390/s390-protos.h (s390_label_align): Likewise.
5754 * config/s390/s390.c (s390_label_align): Likewise.
5755 * config/sh/sh.c (barrier_align): Likewise.
5756 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
5757 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
5758 (emit_cbcond_nop): Likewise.
5760 2016-09-22 Martin Liska <mliska@suse.cz>
5763 * ipa-icf.c (sem_variable::merge): Yield merge operation if
5764 alias address matters, not necessarily address of original.
5766 2016-09-22 Richard Biener <rguenther@suse.de>
5769 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
5772 2016-09-22 Richard Biener <rguenther@suse.de>
5775 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
5776 from constant folding results.
5777 (gimple_resimplify2): Likewise.
5778 (gimple_resimplify3): Likewise.
5780 2016-09-22 Richard Biener <rguenther@suse.de>
5783 * expr.c (expand_expr_real_1): Guard array access against negative
5786 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5788 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
5790 (format_floating): Likewise.
5792 2016-09-22 Jakub Jelinek <jakub@redhat.com>
5795 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
5796 for all IFN_GOMP_SIMD_* internal fns, not just for
5797 IFN_GOMP_SIMD_ORDERED_*.
5799 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
5802 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
5803 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
5804 instructions when you want to invert the test.
5805 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
5806 correct order for XXSEL.
5807 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
5808 for using XSCMP{EQ,GT,GE}DP.
5810 2016-09-21 David Malcolm <dmalcolm@redhat.com>
5812 * genconstants.c (main): Introduce noop_reader and convert call
5813 to read_md_files to a method call.
5814 * genenums.c (main): Likewise.
5815 * genmddeps.c (main): Likewise.
5816 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
5817 rtx_reader_ptr->get_top_level_filename ().
5818 (write_tm_preds_h): Likewise.
5819 (write_insn_preds_c): Likewise.
5820 * gensupport.c (class gen_reader): New subclass of rtx_reader.
5821 (rtx_handle_directive): Convert to...
5822 (gen_reader::handle_unknown_directive): ...this.
5823 (init_rtx_reader_args_cb): Convert return type from bool to
5824 rtx_reader *. Create a gen_reader instance, using it for the
5825 call to read_md_files. Return it if no errors occur.
5826 (init_rtx_reader_args): Convert return type from bool to
5828 * gensupport.h (init_rtx_reader_args_cb): Likewise.
5829 (init_rtx_reader_args_cb): Likewise.
5830 * read-md.c (struct file_name_list): Move to class rtx_reader.
5831 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
5832 (read_md_filename): Delete in favor of
5833 rtx_reader::m_read_md_filename.
5834 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
5835 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
5836 (base_dir): Delete in favor of rtx_reader::m_base_dir.
5837 (first_dir_md_include): Delete in favor of
5838 rtx_reader::m_first_dir_md_include.
5839 (last_dir_md_include_ptr): Delete in favor of
5840 rtx_reader::m_last_dir_md_include_ptr.
5841 (max_include_len): Delete.
5842 (rtx_reader_ptr): New.
5843 (fatal_with_file_and_line): Use get_filename and get_lineno
5844 accessors of rtx_reader_ptr.
5845 (require_char_ws): Likewise.
5846 (rtx_reader::read_char): New method, based on ::read_char.
5847 (rtx_reader::unread_char): New method, based on ::unread_char.
5848 (read_escape): Use get_filename and get_lineno accessors of
5850 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
5851 (read_string): Use get_filename and get_lineno accessors of
5853 (rtx_reader::rtx_reader): New ctor.
5854 (rtx_reader::~rtx_reader): New dtor.
5855 (handle_include): Convert from a function to...
5856 (rtx_reader::handle_include): ...this method, converting
5857 handle_directive from a callback to a virtual function.
5858 (handle_file): Likewise, converting to...
5859 (rtx_reader::handle_file): ...this method.
5860 (handle_toplevel_file): Likewise, converting to...
5861 (rtx_reader::handle_toplevel_file): ...this method.
5862 (rtx_reader::get_current_location): New method.
5863 (parse_include): Convert from a function to...
5864 (rtx_reader::add_include_path): ...this method, dropping redundant
5865 update to unused max_include_len.
5866 (read_md_files): Convert from a function to...
5867 (rtx_reader::read_md_files): ...this method, converting
5868 handle_directive from a callback to a virtual function.
5869 (noop_reader::handle_unknown_directive): New method.
5870 * read-md.h (directive_handler_t): Delete this typedef.
5872 (read_md_file): Delete.
5873 (read_md_lineno): Delete.
5874 (read_md_filename): Delete.
5875 (class rtx_reader): New class.
5876 (rtx_reader_ptr): New decl.
5877 (class noop_reader): New subclass of rtx_reader.
5878 (read_char): Reimplement in terms of rtx_reader::read_char.
5879 (unread_char): Reimplement in terms of rtx_reader::unread_char.
5880 (read_md_files): Delete.
5881 * read-rtl.c (read_rtx_code): Update for deletion of globals
5882 read_md_filename and read_md_lineno.
5884 2016-09-21 Jason Merrill <jason@redhat.com>
5886 * input.h (from_macro_definition_at): New.
5888 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
5890 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
5892 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5894 PR tree-optimization/77550
5895 * tree-vect-stmts.c (create_array_ref): Change parameters.
5896 (get_group_alias_ptr_type): New function.
5897 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
5899 2016-09-21 Marek Polacek <polacek@redhat.com>
5901 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
5902 Add falls through comment.
5904 2016-09-21 Richard Biener <rguenther@suse.de>
5906 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
5907 (replace_child): Likewise.
5908 (remove_child_TAG): Adjust.
5909 (move_marked_base_types): Likewise.
5910 (prune_unused_types_prune): Clear die_sib of removed children.
5912 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
5915 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
5916 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
5918 2016-09-21 Richard Biener <rguenther@suse.de>
5920 PR tree-optimization/77648
5921 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
5923 (make_transitive_closure_constraints): Adjust comment.
5924 (make_any_offset_constraints): New function.
5925 (handle_rhs_call): Make sure to first expand a pointer to all
5926 subfields before transitively closing it.
5927 (handle_const_call): Likewise. Properly expand returned
5929 (handle_pure_call): Likewise.
5931 2016-09-21 Richard Biener <rguenther@suse.de>
5932 Jakub Jelinek <jakub@redhat.com>
5934 PR tree-optimization/77621
5935 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
5936 group at non-vectorizable stmts.
5938 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5940 PR tree-optimization/72835
5941 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
5942 (make_new_ssa_for_all_defs): Likewise.
5943 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
5945 2016-09-20 Martin Sebor <msebor@redhat.com>
5948 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
5949 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
5950 * config/linux.c (gnu_libc_printf_pointer_format): New function.
5951 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
5952 * config/sol2.c (solaris_printf_pointer_format): New function.
5953 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
5955 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
5956 * doc/tm.texi: Regenerate.
5957 * gimple-fold.h (get_range_strlen): New function.
5958 (get_maxval_strlen): Declare existing function.
5959 * gimple-fold.c (get_range_strlen): Add arguments and compute both
5960 maximum and minimum.
5961 (get_range_strlen): Define overload.
5962 (get_maxval_strlen): Adjust.
5963 * gimple-ssa-sprintf.c: New file and pass.
5964 * passes.def (pass_sprintf_length): Add new pass.
5965 * targhooks.h (default_printf_pointer_format): Declare new function.
5966 (gnu_libc_printf_pointer_format): Same.
5967 (solaris_libc_printf_pointer_format): Same.
5968 * targhooks.c (default_printf_pointer_format): Define new function.
5969 * tree-pass.h (make_pass_sprintf_length): Declare new function.
5970 * print-tree.c: Increase buffer size.
5972 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5974 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
5976 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5978 * common.opt: New option -fipa-vrp.
5979 * ipa-cp.c (ipa_get_vr_lat): New.
5980 (ipcp_vr_lattice::print): Likewise.
5981 (print_all_lattices): Call ipcp_vr_lattice::print.
5982 (ipcp_vr_lattice::meet_with): New.
5983 (ipcp_vr_lattice::meet_with_1): Likewise.
5984 (ipcp_vr_lattice::top_p): Likewise.
5985 (ipcp_vr_lattice::bottom_p): Likewsie.
5986 (ipcp_vr_lattice::set_to_bottom): Likewise.
5987 (set_all_contains_variable): Call VR set_to_bottom.
5988 (initialize_node_lattices): Init VR lattices.
5989 (propagate_vr_accross_jump_function): New.
5990 (propagate_constants_accross_call): Call
5991 propagate_vr_accross_jump_function.
5992 (ipcp_store_vr_results): New.
5993 (ipcp_driver): Handle VR.
5994 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
5995 (ipa_set_jf_unknown): Likewise.
5996 (ipa_compute_jump_functions_for_edge): Likewise.
5997 (ipa_node_params_t::duplicate): Likewise.
5998 (ipa_write_jump_function): Likewise.
5999 (ipa_read_jump_function): Likewise.
6000 (write_ipcp_transformation_info): Likewise.
6001 (read_ipcp_transformation_info): Likewise.
6002 (ipcp_update_vr): New.
6003 (ipcp_transform_function): Handle VR.
6004 * ipa-prop.h (struct ipa_vr): New.
6005 * cgraph.c: Include tree-vrp.h.
6006 * cgraphunit.c: Likewise.
6007 * ipa-utils.c: Likewise.
6010 * toplev.c: Likewise.
6011 * ipa-devirt.c: Likewise.
6012 * ipa-inline-transform.c: Likewise.
6013 * ipa-inline.c: Likewise.
6014 * ipa-profile.c: Likewise.
6016 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
6018 * doc/invoke.texi: Document -fdump-tree-evrp.
6019 * passes.def: Define new pass_early_vrp.
6020 * timevar.def: Define new TV_TREE_EARLY_VRP.
6021 * tree-pass.h (make_pass_early_vrp): New.
6022 * tree-ssa-propagate.c: Make replace_uses_in non static.
6023 * tree-ssa-propagate.h: Export replace_uses_in.
6024 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
6025 (extract_range_from_assert): Factor out
6026 extract_range_for_var_from_comparison_expr.
6027 (vrp_initialize_lattice): New.
6028 (vrp_initialize): Factor out vrp_initialize_lattice.
6029 (vrp_valueize): Fix it to reject complex value ranges.
6030 (vrp_free_lattice): New.
6031 (evrp_dom_walker::before_dom_children): Likewise.
6032 (evrp_dom_walker::after_dom_children): Likewise.
6033 (evrp_dom_walker::push_value_range): Likewise.
6034 (evrp_dom_walker::pop_value_range): Likewise.
6035 (execute_early_vrp): Likewise.
6036 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
6037 (make_pass_early_vrp): New.
6039 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
6042 instead of exact_log2.
6044 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
6047 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
6048 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
6049 (ix86_add_stmt_cost): Penalize DFmode vector operations
6050 for !TARGET_VECTORIZE_DOUBLE.
6052 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
6054 * doc/invoke.texi (Warning Options): Simplify language.
6055 (Optimize Options): Complete sentence.
6057 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
6059 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
6062 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
6065 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
6066 inits on power8 and above, use the VMRGEW instruction instead of a
6069 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
6070 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
6073 2016-09-20 Tamar Christina <tamar.christina@arm.com>
6075 * config/aarch64/arm_neon.h
6076 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
6077 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
6078 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
6080 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
6082 * config/var/vax.h (ELIMINABLE_REGS): Define.
6083 (INITIAL_ELIMINATION_OFFSET): Define.
6085 2016-09-20 Jakub Jelinek <jakub@redhat.com>
6088 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
6089 cast to void * if the cast is from some other pointer type.
6091 2016-09-20 Richard Biener <rguenther@suse.de>
6093 PR tree-optimization/77646
6094 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
6097 2016-09-20 Tamar Christina <tamar.christina@arm.com>
6099 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
6100 attributes to all inlined functions and make them extern.
6102 2016-09-20 Richard Biener <rguenther@suse.de>
6104 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
6106 * debug.c (do_nothing_debug_hooks): Adjust.
6107 * dbxout.c (dbx_debug_hooks): Likewise.
6108 * sdbout.c (sdb_debug_hooks): Likewise.
6109 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
6110 (dwarf2out_finish): Move producer, filename and
6112 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
6113 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
6115 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
6118 * doc/invoke.texi: Document -Wint-in-bool-context.
6121 * dwarf2out.c (output_loc_operands): Fix an assertion.
6123 2016-09-19 Joseph Myers <joseph@codesourcery.com>
6125 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
6126 (CR_DECIMAL_DIG): New macro.
6128 2016-09-19 Joseph Myers <joseph@codesourcery.com>
6130 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
6133 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
6135 PR rtl-optimization/77416
6136 * lra-remat.c (operand_to_remat): Process hard coded insn
6139 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6141 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
6142 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
6144 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
6146 * target.def (lra_p): Wordsmithing.
6147 * doc/tm.texi: Regenerate.
6149 2016-09-19 Jakub Jelinek <jakub@redhat.com>
6150 Jan Hubicka <jh@suse.cz>
6153 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
6154 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
6155 Call ultimate_alias_target just once, not up to 4 times.
6157 2016-09-19 Richard Biener <rguenther@suse.de>
6159 * dwarf2out.c (early_dwarf_finished): New global.
6160 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
6162 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
6163 if called from LTO exit early.
6164 (dwarf2out_late_global_decl): When being during the early
6165 debug phase do not add locations but only const value attributes.
6166 Adjust the way we generate early DIEs for LTO.
6168 2016-09-19 Richard Biener <rguenther@suse.de>
6171 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
6172 proper niter to bound the loops.
6174 2016-09-19 Richard Biener <rguenther@suse.de>
6176 PR tree-optimization/77514
6177 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
6178 search for folded stmt.
6180 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
6182 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
6183 * tree-pass.h (make_pass_early_thread_jumps): Declare.
6184 * tree-ssa-threadbackward.c (fsm_find_thread_path,
6185 fsm_find_thread_path, profitable_jump_thread_path,
6186 fsm_find_control_statement_thread_paths,
6187 find_jump_threads_backwards): Add speed_p parameter.
6188 (pass_data_early_thread_jumps): New pass.
6189 (make_pass_early_thread_jumps): New function.
6191 2016-09-17 Andreas Schwab <schwab@suse.de>
6193 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
6194 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6196 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
6198 * recog.c (rest_of_handle_split_after_reload): Delete.
6199 (pass_split_after_reload::gate): New method.
6200 (pass_split_after_reload::execute): Call split_all_insns directly.
6202 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
6204 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
6205 parameters for functions taking long long arguments.
6207 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6210 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
6211 splat with truncate.
6213 2016-09-16 Jason Merrill <jason@redhat.com>
6215 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
6217 * hwint.c (exact_log2): Use pow2p_hwi.
6218 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
6219 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
6220 * builtins.c (get_object_alignment_2, get_object_alignment)
6221 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
6223 * calls.c (compute_argument_addresses, store_one_arg): Use
6225 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
6226 * combine.c (force_to_mode): Use least_bit_hwi.
6227 (contains_muldiv, find_split_point, combine_simplify_rtx)
6228 (simplify_if_then_else, simplify_set, force_to_mode)
6229 (if_then_else_cond, simplify_and_const_int_1)
6230 (simplify_compare_const): Use pow2p_hwi.
6231 * cse.c (fold_rtx): Use pow2p_hwi.
6232 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
6234 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
6235 (init_expmed_one_conv): Use pow2p_hwi.
6236 * expr.c (is_aligning_offset): Use pow2p_hwi.
6237 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
6238 (fold_binary_loc): Use pow2p_hwi.
6239 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
6240 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
6241 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
6242 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
6244 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
6245 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
6246 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
6247 * omp-low.c (oacc_loop_fixed_partitions)
6248 (oacc_loop_auto_partitions): Use least_bit_hwi.
6249 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
6250 * stor-layout.c (place_field): Use least_bit_hwi.
6251 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
6252 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
6253 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
6254 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
6255 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
6256 * tree-vect-data-refs.c (vect_analyze_group_access_1)
6257 (vect_grouped_store_supported, vect_grouped_load_supported)
6258 (vect_permute_load_chain, vect_shift_permute_load_chain)
6259 (vect_transform_grouped_load): Use pow2p_hwi.
6260 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
6261 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
6262 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
6264 * tsan.c (instrument_expr): Use least_bit_hwi.
6265 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
6267 2016-09-16 Andreas Schwab <schwab@suse.de>
6269 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
6271 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6273 2016-09-16 Jakub Jelinek <jakub@redhat.com>
6276 * combine.c (rest_of_handle_combine): If any edges have been purged,
6277 free dominators if available.
6279 2016-09-16 Jakub Jelinek <jakub@redhat.com>
6280 Eric Botcazou <ebotcazou@adacore.com>
6283 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
6284 through into expand_addsub_overflow after expand_neg_overflow.
6286 2016-09-15 David Malcolm <dmalcolm@redhat.com>
6288 * diagnostic-show-locus.c
6289 (selftest::test_fixit_insert_containing_newline): New function.
6290 (selftest::test_fixit_replace_containing_newline): New function.
6291 (selftest::diagnostic_show_locus_c_tests): Call the above.
6293 2016-09-15 Bin Cheng <bin.cheng@arm.com>
6295 PR tree-optimization/77503
6296 * tree-vect-loop.c (vectorizable_reduction): Record reduction
6297 code for CONST_COND_REDUCTION at analysis stage and use it at
6299 * tree-vectorizer.h (struct _stmt_vec_info): New field.
6300 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
6301 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
6304 2016-09-15 Richard Biener <rguenther@suse.de>
6307 * fold-const.c (split_tree): Do not split constant ~X.
6309 2016-09-15 Jakub Jelinek <jakub@redhat.com>
6311 PR rtl-optimization/77425
6312 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
6316 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
6317 use %qs instead of %s where desirable, use argument instead of arg in
6318 the diagnostic wording, add list of supported strategies and
6320 (ix86_option_override_internal): Emit target("m...") instead of
6321 option("m...") in the diagnostic. Use %qs instead of %s in invalid
6322 -march/-mtune option diagnostic. Add list of supported arches/tunings
6323 and spellcheck hint. Remove prefix, suffix and sw variables, use
6324 main_args_p ? "..." : "..." in diagnostics to make translation
6327 2016-09-15 Richard Biener <rguenther@suse.de>
6329 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
6330 extra offset argument.
6331 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
6332 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
6333 to reflect new offset parameter.
6334 * doc/tm.texi: Regenerate.
6335 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
6336 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
6338 (darwin_asm_output_dwarf_offset): Likewise.
6339 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
6341 (darwin_asm_output_dwarf_offset): Pass offset argument through.
6342 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
6343 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
6345 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
6348 * ipa-icf.c (set_alias_uids): New function.
6349 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
6350 all the merged variable's referring aliases.
6352 2016-09-15 Richard Biener <rguenther@suse.de>
6354 PR tree-optimization/77514
6355 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
6356 only forced_stmts sequence.
6358 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
6360 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
6361 * cfgexpand.c (update_alias_info_with_stack_vars): Use
6362 FOR_EACH_SSA_NAME to iterate over SSA variables.
6363 (pass_expand::execute): Likewise.
6364 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
6365 * tree-cfg.c (dump_function_to_file): Likewise.
6366 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
6367 (update_ssa): Likewise.
6368 * tree-ssa-alias.c (dump_alias_info): Likewise.
6369 * tree-ssa-ccp.c (ccp_finalize): Likewise.
6370 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
6371 (create_outofssa_var_map): Likewise.
6372 (coalesce_ssa_name): Likewise.
6373 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
6374 * tree-ssa-pre.c (compute_avail): Likewise.
6375 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
6376 (scc_vn_restore_ssa_info): Likewise.
6377 (free_scc_vn): Likwise.
6378 (run_scc_vn): Likewise.
6379 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
6380 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
6381 * tree-ssa-copy.c (fini_copy_prop): Likewise.
6382 * tree-ssa.c (verify_ssa): Likewise.
6384 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
6386 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
6387 and mips64r2 as default 32-bit and 64-bit architectures.
6388 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
6389 as default 32-bit and 64-bit architectures.
6391 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
6393 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
6396 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6398 * target.def (lra_p): Change commentary (for the manual) for the
6400 * doc/tm.texi: Regenerate.
6402 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6404 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
6405 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
6406 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
6407 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
6409 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6411 * targhooks.c (default_lra_p): Return true instead of false.
6413 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
6415 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
6416 hook_bool_void_false.
6417 * config/avr/avr.c: Ditto.
6418 * config/bfin/bfin.c: Ditto.
6419 * config/c6x/c6x.c: Ditto.
6420 * config/cr16/cr16.c: Ditto.
6421 * config/cris/cris.c: Ditto.
6422 * config/epiphany/epiphany.c: Ditto.
6423 * config/fr30/fr30.c: Ditto.
6424 * config/frv/frv.c: Ditto.
6425 * config/h8300/h8300.c: Ditto.
6426 * config/ia64/ia64.c: Ditto.
6427 * config/iq2000/iq2000.c: Ditto.
6428 * config/lm32/lm32.c: Ditto.
6429 * config/m32c/m32c.c: Ditto.
6430 * config/m32r/m32r.c: Ditto.
6431 * config/m68k/m68k.c: Ditto.
6432 * config/mcore/mcore.c: Ditto.
6433 * config/microblaze/microblaze.c: Ditto.
6434 * config/mmix/mmix.c: Ditto.
6435 * config/mn10300/mn10300.c: Ditto.
6436 * config/moxie/moxie.c: Ditto.
6437 * config/msp430/msp430.c: Ditto.
6438 * config/nios2/nios2.c: Ditto.
6439 * config/nvptx/nvptx.c: Ditto.
6440 * config/pa/pa.c: Ditto.
6441 * config/pdp11/pdp11.c: Ditto.
6442 * config/rl78/rl78.c: Ditto.
6443 * config/sparc/sparc.c: Ditto.
6444 * config/spu/spu.c: Ditto.
6445 * config/stormy16/stormy16.c: Ditto.
6446 * config/tilegx/tilegx.c: Ditto.
6447 * config/tilepro/tilepro.c: Ditto.
6448 * config/v850/v850.c: Ditto.
6449 * config/vax/vax.c: Ditto.
6450 * config/visium/visium.c: Ditto.
6451 * config/xtensa/xtensa.c: Ditto.
6453 2016-09-14 Jakub Jelinek <jakub@redhat.com>
6456 * tsan.c: Include target.h.
6457 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
6458 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
6459 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
6460 BUILT_IN_ATOMIC_TEST_AND_SET entries.
6461 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
6463 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
6464 Martin Liska <mliska@suse.cz>
6467 * predict.c (force_edge_cold): Add braces to a condition.
6469 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
6471 PR rtl-optimization/77289
6472 * lra-constraints.c (get_final_hard_regno): Removed.
6473 (get_hard_regno): Add new parameter final_p.
6474 (get_reg_class): Directly call lra_get_elimination_hard_regno.
6475 (operands_match_p): Adjust call to get_hard_regno.
6476 (uses_hard_regs_p): Likewise.
6477 (process_alt_operands): Likewise.
6479 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
6482 * config/msp430/msp430.c (msp430_start_function): Emit an error
6483 if a function is both weak and specifies an interrupt number.
6485 2016-09-13 Jakub Jelinek <jakub@redhat.com>
6487 PR tree-optimization/77454
6488 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
6489 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
6492 2016-09-13 Tamar Christina <tamar.christina@arm.com>
6494 * config/aarch64/aarch64-builtins.c
6495 (aarch64_init_simd_builtins): Fix builtin type signature printing.
6497 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
6499 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
6500 SFmode and SCmode arguments by reference.
6502 2016-09-13 David Malcolm <dmalcolm@redhat.com>
6504 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
6506 (selftest::test_one_liner_fixit_insert_before): ...this, and update
6507 for renaming of add_fixit_insert to add_fixit_insert_before.
6508 (selftest::test_one_liner_fixit_insert_after): New function.
6509 (selftest::test_one_liner_fixit_validation_adhoc_locations):
6510 Update for renaming of add_fixit_insert to add_fixit_insert_before.
6511 (selftest::test_one_liner_many_fixits): Likewise.
6512 (selftest::test_diagnostic_show_locus_one_liner): Update for
6513 renaming, call new test function.
6514 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
6515 renaming of add_fixit_insert to add_fixit_insert_before.
6516 (selftest::test_fixit_consolidation): Likewise.
6517 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
6519 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
6520 (selftest::test_applying_fixits_insert_before): ...this.
6521 (selftest::test_applying_fixits_insert): Update for renaming of
6522 add_fixit_insert to add_fixit_insert_before.
6523 (selftest::test_applying_fixits_insert_after): New function.
6524 (selftest::test_applying_fixits_insert_after_at_line_end): New
6526 (selftest::test_applying_fixits_insert_after_failure): New function.
6527 (selftest::test_applying_fixits_multiple): Update for renaming of
6528 add_fixit_insert to add_fixit_insert_before.
6529 (selftest::change_line): Likewise.
6530 (selftest::test_applying_fixits_unreadable_file): Likewise.
6531 (selftest::test_applying_fixits_line_out_of_range): Likewise.
6532 (selftest::test_applying_fixits_column_validation): Likewise.
6533 (selftest::test_applying_fixits_column_validation): Likewise.
6534 (selftest::edit_context_c_tests): Update for renamed test function;
6535 call new test functions.
6537 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
6539 PR tree-optimization/77536
6540 PR rtl-optimization/68212
6541 * config/rs6000/rs6000.md (div->recip splitter): Remove
6542 optimize_insn_for_speed_p condition.
6544 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
6546 * optabs.c (prepare_cmp_insn): Update documentation comment.
6548 2016-09-13 Jakub Jelinek <jakub@redhat.com>
6549 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6552 * opts.h (candidates_list_and_hint): Declare.
6553 * opts-common.c (candidates_list_and_hint): New function.
6554 (cmdline_handle_error): Use it.
6556 2016-09-12 David Malcolm <dmalcolm@redhat.com>
6558 * edit-context.c (edited_line::get_len): New accessor.
6559 (edited_file::print_diff): Split out hunk-printing into...
6560 (edited_file::print_diff_hunk): New method.
6561 (edited_file::print_diff_line): New method.
6563 2016-09-12 Andrew Pinski <apinski@cavium.com>
6565 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
6567 * config/aarch64/aarch64.c (thunderx_tunings): Enable
6568 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
6569 (aarch64_operands_ok_for_ldpstp): Return false if
6570 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
6571 was SImode and the alignment is less than 8 byte.
6572 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
6574 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
6577 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
6579 2016-09-12 Marek Polacek <polacek@redhat.com>
6581 * doc/extend.texi: Use lowercase "boolean".
6582 * doc/invoke.texi: Likewise.
6583 * doc/md.texi: Likewise.
6584 * target.def: Likewise.
6585 * doc/tm.texi: Regenerated.
6587 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6590 * expmed.c (synth_mult): Delete duplicate mode check.
6592 2016-09-10 Tom de Vries <tom@codesourcery.com>
6595 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
6597 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
6598 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
6600 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
6602 PR rtl-optimization/77289
6603 * lra-constraints.c (get_final_hard_regno): Add support for non hard
6604 register numbers. Remove support for subregs.
6605 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
6606 (get_reg_class): Delete removed get_final_hard_regno() argument.
6607 (uses_hard_regs_p): Call get_final_hard_regno().
6609 2016-09-09 Martin Sebor <msebor@redhat.com>
6613 * pretty-print.c (pp_quoted_string): New function.
6614 (pp_format): Call it for %c and %s directives.
6616 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
6618 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
6619 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
6620 INITIAL_ELIMINATION_OFFSET) : Update documentation.
6621 * target.def (frame_pointer_required, can_eliminate): Likewise.
6622 * doc/tm.texi: Regenerated.
6623 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
6625 * df-scan.c (df_hard_reg_init): Likewise.
6626 * ira.c (ira_setup_eliminable_regset): Likewise.
6627 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
6628 init_elim_table): Likewise.
6629 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
6630 set_initial_elim_offsets, update_eliminables,
6631 init_elim_table): Likewise.
6632 * rtlanal.c (get_initial_register_offset): Likewise.
6633 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
6634 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6635 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6636 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
6637 * config/fr30/fr30.h: Fix comment.
6638 * config/frv/frv.c: Likewise.
6639 * config/frv/frv.h: Likewise.
6640 * config/ft32/ft32.h: Likewise.
6641 * config/visium/visium.h: Likewise.
6642 * config/pa/pa64-linux.h: Likewise.
6643 * config/v850/v850.h: Likewise.
6644 * config/cris/cris.c: Likewise.
6645 * config/ia64/ia64.h: Likewise.
6646 * config/moxie/moxie.h: Likewise.
6647 * config/m32r/m32r.h: Likewise.
6649 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
6652 * config.in: Regenerate.
6653 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
6655 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
6656 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
6657 static-libmpxwrappers case.
6658 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
6659 MPX_LD_AS_NEEDED_GUARD_POP.
6660 * configure: Regenerate.
6661 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
6662 defined if linker support "--push-state"/"--pop-state".
6664 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
6666 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
6668 2016-09-09 Joseph Myers <joseph@codesourcery.com>
6670 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
6671 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
6672 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
6673 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
6674 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
6675 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
6676 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
6678 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
6679 width macros from TS 18661-1.
6680 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
6682 2016-09-08 Jakub Jelinek <jakub@redhat.com>
6685 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
6686 OMP_CLAUSE_SAFELEN_EXPR.
6688 2016-09-07 David Malcolm <dmalcolm@redhat.com>
6690 * Makefile.in (OBJS): Add substring-locations.o.
6691 * langhooks-def.h (class substring_loc): New forward decl.
6692 (lhd_get_substring_location): New decl.
6693 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
6694 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
6695 * langhooks.c (lhd_get_substring_location): New function.
6696 * langhooks.h (class substring_loc): New forward decl.
6697 (struct lang_hooks): Add field get_substring_location.
6698 * substring-locations.c: New file, taking definition of
6699 format_warning_va and format_warning_at_substring from
6700 c-family/c-format.c, making them non-static.
6701 * substring-locations.h (class substring_loc): Move class here
6702 from c-family/c-common.h. Add and rewrite comments.
6703 (format_warning_va): New decl.
6704 (format_warning_at_substring): New decl.
6705 (get_source_location_for_substring): Add comment.
6707 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
6709 * config/i386/i386.c: Add 'U' suffix to processor feature bits
6710 to avoid -Wnarrowing warning.
6711 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
6712 * opts.c: Likewise for SANITIZER_OPT bitmasks.
6714 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
6716 * config/aarch64/aarch64.c (aarch64_legitimize_address):
6717 Avoid use of base_offset if offset already in range.
6719 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
6721 * config/sh/sh-protos.h (struct sh_atomic_model,
6722 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6723 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6724 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
6725 * config/sh/sh.h (struct sh_atomic_model,
6726 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
6727 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
6728 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
6729 Guard with __cplusplus.
6731 2016-09-06 Jakub Jelinek <jakub@redhat.com>
6734 * config/i386/i386.c (ix86_expand_builtin): For builtin with
6735 unsupported or unknown ISA, use expand_call.
6737 2016-09-06 Martin Liska <mliska@suse.cz>
6739 PR gcov-profile/77378
6740 PR gcov-profile/77466
6741 * tree-profile.c (tree_profiling): Detect whether target can use
6742 -fprofile-update=atomic.
6744 2016-09-06 Richard Biener <rguenther@suse.de>
6746 PR tree-optimization/77479
6747 * tree-vrp.c (update_value_range): Extend overflow handling to
6750 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6753 * config/i386/i386.md (isa): Add x64_avx512bw.
6754 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
6755 (kmov_isa): New mode attr.
6756 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
6757 (*zero_extend<mode>si2): Likewise.
6758 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
6760 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
6762 * doc/invoke.texi (SPU Options): nops -> NOPs.
6763 (x86 Options): Ditto.
6765 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6768 * toplev.c (process_options): Temporarily set input_location
6769 to UNKNOWN_LOCATION around targetm.target_option.override () call.
6771 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
6773 PR rtl-optimization/77452
6774 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
6775 inner-mode reference to a CONST_VECTOR constant in the constant pool.
6777 2016-09-05 Marek Polacek <polacek@redhat.com>
6780 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
6782 2016-09-05 Jakub Jelinek <jakub@redhat.com>
6785 * gensupport.c (alter_output_for_subst_insn): Remove redundant
6786 *insn_out == '*' test. Don't copy unnecessary to yet another
6787 memory buffer, and don't leak it.
6789 PR rtl-optimization/77425
6790 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
6792 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
6794 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
6796 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6798 * common.opt (fdiagnostics-generate-patch): New option.
6799 * diagnostic.c: Include "edit-context.h".
6800 (diagnostic_initialize): Initialize context->edit_context_ptr.
6801 (diagnostic_finish): Delete context->edit_context_ptr.
6802 (diagnostic_report_diagnostic): Add fix-it hints from the
6803 diagnostic to context->edit_context_ptr, if any.
6804 * diagnostic.h (class edit_context): Add forward decl.
6805 (struct diagnostic_context): Add field "edit_context_ptr".
6806 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
6807 -fdiagnostics-generate-patch.
6808 (-fdiagnostics-generate-patch): New item.
6809 * toplev.c: Include "edit-context.h".
6810 (process_options): Set global_dc->edit_context_ptr to a new
6811 edit_context if the options need one.
6812 (toplev::main): Handle -fdiagnostics-generate-patch by using
6813 global_dc->edit_context_ptr.
6815 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6818 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
6819 map and firstprivate clauses on target construct for _Atomic
6821 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
6822 on target construct for _Atomic qualified decls.
6823 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
6825 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
6826 _Atomic qualified arguments not mentioned in uniform clause.
6828 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6830 * Makefile.in (OBJS-libcommon): Add edit-context.o.
6831 * diagnostic-color.c (color_dict): Add "diff-filename",
6832 "diff-hunk", "diff-delete", and "diff-insert".
6833 (parse_gcc_colors): Update default value of GCC_COLORS in comment
6834 to reflect above changes.
6835 * doc/invoke.texi (-fdiagnostics-color): Update description of
6836 default GCC_COLORS, and of the supported capabilities.
6837 * edit-context.c: New file.
6838 * edit-context.h: New file.
6839 * input.c (struct fcache): Add field "missing_trailing_newline".
6840 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
6842 (add_file_to_cache_tab): Likewise.
6843 (fcache::fcache): Likewise.
6844 (get_next_line): Update c->missing_trailing_newline.
6845 (location_missing_trailing_newline): New function.
6846 * input.h (location_missing_trailing_newline): New decl.
6847 * selftest-run-tests.c (selftest::run_tests): Call
6848 edit_context_c_tests.
6849 * selftest.h (edit_context_c_tests): New decl.
6851 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6852 Richard Biener <rguenth@suse.de>
6854 PR tree-optimization/77444
6855 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
6856 as steptype, remove redundant initialization.
6858 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6861 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
6862 (sanopt_optimize_walker): Optimize away
6863 __asan_before_dynamic_init (...) followed by
6864 __asan_after_dynamic_init () without intervening memory loads/stores.
6865 * ipa-pure-const.c (special_builtin_state): Handle
6866 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
6867 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
6869 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6871 * cfg.c (free_original_copy_tables): Replace second assignment of
6872 bb_copy = NULL by bb_original = NULL.
6874 2016-09-02 Jakub Jelinek <jakub@redhat.com>
6877 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
6878 assignment added in r216794.
6880 2016-09-02 David Malcolm <dmalcolm@redhat.com>
6882 * Makefile.in (OBJS): Add typed-splay-tree.o.
6883 * selftest-run-tests.c (selftest::run_tests): Call
6884 typed_splay_tree_c_tests.
6885 * selftest.h (typed_splay_tree_c_tests): New decl.
6886 * typed-splay-tree.c: New file.
6887 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
6888 (typed_splay_tree::max): New method.
6889 (typed_splay_tree::min): New method.
6890 (typed_splay_tree::foreach): New method.
6891 (typed_splay_tree::closure): New struct.
6892 (typed_splay_tree::inner_foreach_fn): New function.
6894 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6896 * ipa-cp.c (ipcp_store_bits_results): Change option name from
6897 -fipa-cp-bit to -fipa-bit-cp.
6899 2016-09-01 Martin Sebor <msebor@redhat.com>
6901 PR tree-optimization/71831
6902 * tree-object-size.h: Return bool instead of the size and add
6903 argument for the size.
6904 * tree-object-size.c (compute_object_offset): Update signature.
6905 (addr_object_size): Same.
6906 (compute_builtin_object_size): Return bool instead of the size
6907 and add argument for the size. Handle POINTER_PLUS_EXPR when
6908 optimization is disabled.
6909 (expr_object_size): Adjust.
6910 (plus_stmt_object_size): Adjust.
6911 (pass_object_sizes::execute): Adjust.
6912 * builtins.c (fold_builtin_object_size): Adjust.
6913 * doc/extend.texi (Object Size Checking): Update.
6914 * ubsan.c (instrument_object_size): Adjust.
6916 2016-09-01 Martin Sebor <msebor@redhat.com>
6918 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
6919 it fits the output of the formatted function regardless of its
6921 * genmodes.c (parser::parse_expr): Same.
6922 * gimplify.c (gimplify_asm_expr): Same.
6923 * passes.c (pass_manager::register_one_dump_file): Same.
6924 * print-tree.c (print_node): Same.
6926 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6928 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
6930 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6932 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
6934 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6936 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
6937 * config/rs6000/vector.md: Ditto.
6938 * config/rs6000/vsx.md: Ditto.
6940 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
6942 * ipa-inline-analysis.c (param_change_prob): Get to the base object
6945 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6947 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
6948 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
6949 *return_and_restore_gpregs_<mode>_r11,
6950 *return_and_restore_gpregs_<mode>_r12,
6951 *return_and_restore_gpregs_<mode>_r1,
6952 *return_and_restore_fpregs_<mode>_r11,
6953 *return_and_restore_fpregs_<mode>_r12,
6954 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
6955 directly instead of via the "l" constraint. Renumber operands.
6958 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6960 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
6961 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
6962 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
6963 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
6964 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
6965 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
6966 *call_value_nonlocal_darwin64, reload_macho_picbase,
6967 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
6968 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
6969 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
6970 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
6971 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
6972 *save_fpregs_<mode>_r1): Ditto.
6973 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
6974 *return_and_restore_gpregs_spe): Ditto.
6976 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
6978 * config/rs6000/rs6000.md
6979 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
6980 the use of the link register.
6981 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
6983 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6984 Michael Meissner <meissner@linux.vnet.ibm.com>
6987 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
6988 reg+reg addressing for TImode.
6989 (rs6000_legitimate_address_p): Only allow register indirect
6990 addressing for TImode, even without TARGET_QUAD_MEMORY.
6992 2016-09-01 Richard Biener <rguenther@suse.de>
6995 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
6996 check whether the result fits the desired result type.
6998 2016-09-01 Nathan Sidwell <nathan@acm.org>
7000 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
7002 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
7004 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
7006 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
7008 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7010 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
7011 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
7012 for comparisons of integer ZERO_EXTEND against zero.
7014 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
7016 * config/i386/i386.c (ix86_option_override_internal): Also disable the
7017 STV pass if -mstackrealign is enabled.
7019 2016-08-31 Ilya Verbin <iverbin@gmail.com>
7021 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
7024 2016-08-31 David Malcolm <dmalcolm@redhat.com>
7026 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
7027 (layout_range::intersects_line_p): New method.
7028 (test_range_contains_point_for_single_point): Rename to...
7029 (test_layout_range_for_single_point): ...this, and add testing
7030 for layout_range::intersects_line_p.
7031 (test_range_contains_point_for_single_line): Rename to...
7032 (test_layout_range_for_single_line): ...this, and add testing
7033 for layout_range::intersects_line_p.
7034 (test_range_contains_point_for_multiple_lines): Rename to...
7035 (test_layout_range_for_multiple_lines): ...this, and add testing
7036 for layout_range::intersects_line_p.
7037 (layout::layout): Populate m_fixit_hints.
7038 (layout::get_expanded_location): Handle the case of a line-span
7040 (layout::validate_fixit_hint_p): New method.
7041 (get_line_span_for_fixit_hint): New function.
7042 (layout::calculate_line_spans): Add spans for fixit-hints.
7043 (layout::should_print_annotation_line_p): New method.
7044 (layout::print_any_fixits): Drop param "richloc", instead using
7045 validated fixits in m_fixit_hints. Add "const" to hint pointers.
7046 (diagnostic_show_locus): Avoid printing blank annotation lines.
7047 (selftest::test_diagnostic_context::test_diagnostic_context):
7048 Initialize show_column and start_span.
7049 (selftest::test_diagnostic_context::start_span_cb): New static
7051 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
7052 (selftest::diagnostic_show_locus_c_tests): Update for function
7053 renamings. Call test_diagnostic_show_locus_fixit_lines.
7055 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
7057 PR tree-optimization/73714
7058 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
7060 2016-08-31 David Malcolm <dmalcolm@redhat.com>
7062 * selftest.c: Move "namespace selftest {" to top of file,
7063 removing explicit "selftest::" qualifiers throughout.
7065 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
7067 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
7069 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
7070 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
7071 Replace builtin with vector extension.
7072 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
7074 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
7075 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
7076 Replace builtin with vector extension.
7077 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
7078 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
7079 Replace builtin with vector extension.
7080 * config/i386/xmmintrin.h (__m128_u): New type.
7081 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
7082 (_mm_load_ps, _mm_store_ps): Simplify.
7084 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
7086 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
7088 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7090 * diagnostic-show-locus.c (colorizer::begin_state): Support more
7091 than 3 ranges per diagnostic by alternating between color 1 and
7093 (layout::layout): Replace use of rich_location::MAX_RANGES
7094 with richloc->get_num_locations ().
7095 (layout::calculate_line_spans): Replace use of
7096 rich_location::MAX_RANGES with m_layout_ranges.length ().
7097 (layout::print_annotation_line): Handle arbitrary numbers of
7098 ranges in caret-printing by defaulting to '^'.
7099 (selftest::test_one_liner_many_fixits): New function.
7100 (test_diagnostic_show_locus_one_liner): Call it.
7101 * diagnostic.c (diagnostic_initialize): Update for renaming
7102 of rich_location::MAX_RANGES to
7103 rich_location::STATICALLY_ALLOCATED_RANGES.
7104 * diagnostic.h (struct diagnostic_context): Likewise.
7106 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7108 * selftest.c (selftest::named_temp_file::named_temp_file): New
7110 (selftest::temp_source_file::~temp_source_file): Move to...
7111 (selftest::named_temp_file::~named_temp_file): ...here.
7112 (selftest::test_named_temp_file): New function.
7113 (selftest::selftest_c_tests): Call test_named_temp_file.
7114 * selftest.h (class named_temp_file): New class.
7115 (class temp_source_file): Convert to a subclass of named_temp_file.
7117 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
7119 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
7120 USEs of LR_REGNO in returns and sibcalls.
7121 (rs6000_output_mi_thunk): Similar.
7122 (rs6000_sibcall_aix): Similar.
7123 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
7124 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
7125 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
7126 Remove the USE of LR_REGNO from the patterns as well. Delete an
7128 (return_internal_<mode>): Delete.
7130 2016-08-30 Tamar Christina <tamar.christina@arm.com>
7132 * config/aarch64/aarch64-simd.md
7133 (aarch64_ld2<mode>_dreg_le): New.
7134 (aarch64_ld2<mode>_dreg_be): New.
7135 (aarch64_ld2<mode>_dreg): Removed.
7136 (aarch64_ld3<mode>_dreg_le): New.
7137 (aarch64_ld3<mode>_dreg_be): New.
7138 (aarch64_ld3<mode>_dreg): Removed.
7139 (aarch64_ld4<mode>_dreg_le): New.
7140 (aarch64_ld4<mode>_dreg_be): New.
7141 (aarch64_ld4<mode>_dreg): Removed.
7142 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
7144 2016-08-30 David Malcolm <dmalcolm@redhat.com>
7146 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
7147 redundant location param.
7148 (test_one_liner_fixit_remove): Likewise.
7149 (test_one_liner_fixit_replace): Likewise.
7150 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
7151 * gcc-rich-location.c
7152 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
7153 get_range_from_loc. Drop overload taking a const char *.
7154 * gcc-rich-location.h
7155 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
7158 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
7160 * config/linux.c (linux_libc_has_function): Return true on musl.
7162 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
7164 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
7166 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
7168 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
7169 used for abnormal egdes.
7171 2016-08-30 Jakub Jelinek <jakub@redhat.com>
7173 PR tree-optimization/72866
7174 * tree-vect-patterns.c (search_type_for_mask): Turn into
7175 a small wrapper, move all code to ...
7176 (search_type_for_mask_1): ... this new function. Add caching
7177 and adjust recursive calls.
7180 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
7181 instead of lookup_type_die (type_main_variant (type)) even for array
7185 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
7186 constant pool reference return x instead of c.
7188 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
7190 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
7193 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7196 (selftest::test_make_location_nonpure_range_endpoints): Fix
7199 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7201 * diagnostic-show-locus.c
7202 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
7204 (selftest::test_diagnostic_show_locus_one_liner): Call it.
7205 * input.c (get_pure_location): Move to libcpp/line-map.c.
7206 * input.h (get_pure_location): Convert decl to an inline function
7207 calling implementation in libcpp.
7209 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
7212 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
7213 template for intel asm dialect.
7214 (vec_set_hi_<mode><mask_name>): Ditto.
7216 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7218 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
7219 (selftest::fail_formatted): Likewise.
7221 2016-08-29 David Malcolm <dmalcolm@redhat.com>
7223 * input.c (make_location): Call get_start and get_finish
7224 on the endpoints to avoid storing packed ranges or ad-hoc
7226 (selftest::test_make_location_nonpure_range_endpoints): New function.
7227 (selftest::input_c_tests): Call it.
7228 * input.h (get_start): New inline function.
7230 2016-08-29 Tom de Vries <tom@codesourcery.com>
7233 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
7236 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
7238 * Makefile.in (gcov-iov.h): Add dummy recipe.
7240 2016-08-29 Nathan Sidwell <nathan@acm.org>
7242 * config/nvptx/nvptx.c: #include tree-vrp.h.
7244 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
7247 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
7248 HIGH+LO construct during reload.
7250 2016-08-28 Tom de Vries <tom@codesourcery.com>
7253 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
7254 'sysv_abi va_list' attribute.
7255 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
7256 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
7259 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7261 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
7262 * emit-rtl.c (unshare_all_rtl_1): Adjust.
7263 (unshare_all_rtl_again): Likewise.
7264 * function.c (assign_stack_local_1): Likewise.
7265 (assign_stack_temp_for_type): Likewise.
7267 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7269 * cfgbuild.c (make_edges): Adjust.
7270 * cfgrtl.c (can_delete_label_p): Likewise.
7271 * dwarf2cfi.c (create_trace_edges): Likewise.
7272 * except.c (sjlj_emit_dispatch_table): Likewise.
7273 * function.h (struct expr_status): make x_forced_labels a vector.
7274 * jump.c (rebuild_jump_labels_1): Adjust.
7275 * reload1.c (set_initial_label_offsets): Likewise.
7276 * stmt.c (force_label_rtx): Likewise.
7277 (expand_label): Likewise.
7279 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7281 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
7283 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
7285 PR tree-optimization/71077
7286 PR tree-optimization/68542
7287 * fold-const.c (fold_relational_const): Fix folding of
7288 VECTOR_CST comparisons that have a scalar boolean result type.
7289 (selftest::test_vector_folding): New static function.
7290 (selftest::fold_const_c_tests): Call it.
7292 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7294 * doc/extend.texi (SPU Built-in Functions): Remove stale
7295 references to material formerly at IBM and Sony.
7297 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
7300 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
7302 2016-08-26 David Malcolm <dmalcolm@redhat.com>
7304 * diagnostic-show-locus.c
7305 (selftest::test_fixit_consolidation): New function.
7306 (selftest::diagnostic_show_locus_c_tests): Call it.
7307 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
7308 constructor based on source_range.
7310 2016-08-26 David Malcolm <dmalcolm@redhat.com>
7312 * diagnostic-color.c (color_dict): Add "fixit-insert" and
7314 (parse_gcc_colors): Update description of default GCC_COLORS.
7315 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
7316 (colorizer::set_fixit_insert): New method.
7317 (colorizer::set_fixit_delete): New method.
7318 (colorizer::get_color_by_name): New method.
7319 (colorizer::STATE_FIXIT_INSERT): New constant.
7320 (colorizer::STATE_FIXIT_DELETE): New constant.
7321 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
7322 fields in favor of new field "m_stop_color". Add fields
7323 "m_fixit_insert" and "m_fixit_delete".
7324 (colorizer::colorizer): Update for above changes. Replace
7325 colorize_start calls with calls to get_color_by_name.
7326 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
7327 STATE_FIXIT_DELETE. Update for field renamings.
7328 (colorizer::finish_state): Simplify by using m_stop_color,
7329 rather than multiple identical "*_ce" fields.
7330 (colorizer::get_color_by_name): New method.
7331 (layout::print_any_fixits): Print insertions and replacements
7332 using the "fixit-insert" color, and deletions using the
7333 "fixit-delete" color.
7334 * doc/invoke.texi (-fdiagnostics-color): Update description of
7335 default GCC_COLORS, and of the supported capabilities.
7337 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
7339 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
7340 current_function_static_stack_size variable with the static
7341 stack frame size of the current function when
7342 flag_stack_usage_info is enabled.
7344 2016-08-26 Nathan Sidwell <nathan@acm.org>
7346 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
7347 assignment inside if condition.
7349 2016-08-26 Richard Biener <rguenther@suse.de>
7351 PR tree-optimization/69047
7352 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
7353 extracts similar to what FRE does.
7354 (non_rewritable_mem_ref_base): Likewise.
7356 2016-08-26 Joseph Myers <joseph@codesourcery.com>
7358 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
7359 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
7360 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7361 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7362 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
7364 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7365 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7366 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7367 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
7368 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
7370 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7373 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
7374 reservation duration to 15 cycles.
7375 (cortex_a8_vfp_macs): Likewise.
7376 (cortex_a8_vfp_macd): Likewise.
7377 (cortex_a8_vfp_divs): Likewise.
7378 (cortex_a8_vfp_divd): Likewise.
7380 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7382 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
7383 (aarch_macro_fusion_pair_p): Use above to avoid early return.
7385 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7386 Martin Jambhor <mjambor@suse.cz>
7388 * common.opt: New option -fipa-bit-cp.
7389 * doc/invoke.texi: Document -fipa-bit-cp.
7390 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
7391 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
7392 * tree-ssa-ccp.h: New header file.
7393 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
7394 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
7395 Replace all occurences of tree parameter by two new params: signop, int.
7396 (bit_value_unop_1): Change to bit_value_unop and export it.
7397 Replace all occurences of tree parameter by two new params: signop,
7399 (bit_value_binop): Change call from bit_value_binop_1 to
7401 (bit_value_assume_aligned): Likewise.
7402 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
7403 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
7405 (ccp_finalize): Skip processing if val->mask == 0.
7406 * ipa-cp.c: Include tree-ssa-ccp.h
7407 (ipcp_bits_lattice): New class.
7408 (ipcp_param_lattice (bits_lattice): New member.
7409 (print_all_lattices): Call ipcp_bits_lattice::print.
7410 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
7411 (initialize_node_lattices): Likewise.
7412 (propagate_bits_accross_jump_function): New function.
7413 (propagate_constants_accross_call): Call
7414 propagate_bits_accross_jump_function.
7415 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
7416 (ipcp_store_bits_results): New function.
7417 (ipcp_driver): Call ipcp_store_bits_results.
7418 * ipa-prop.h (ipa_bits): New struct.
7419 (ipa_jump_func): Add new member bits of type ipa_bits.
7420 (ipa_param_descriptor): Change decl to decl_or_type.
7421 (ipa_get_param): Change decl to decl_or_type and assert on
7423 (ipa_get_type): New function.
7424 (ipcp_transformation_summary): New member bits.
7425 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
7426 (ipa_populate_param_decls): Likewise.
7427 (ipa_dump_param): Likewise.
7428 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
7430 (ipa_set_jf_unknown): Set ipa_bits::known to false.
7431 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
7433 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
7434 (ipa_write_jump_function): Add streaming for ipa_bits.
7435 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
7436 (write_ipcp_transformation_info): Add streaming for ipa_bits
7438 (read_ipcp_transfomration_info): Add support for reading streamed
7440 (ipcp_update_bits): New function.
7441 (ipcp_transform_function): Call ipcp_update_bits.
7443 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
7445 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
7446 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
7448 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
7450 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
7452 2016-08-25 Richard Biener <rguenther@suse.de>
7454 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
7455 Only add locations in late dwarf.
7456 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
7457 (dwarf2out_early_finish): But do it here.
7459 2016-08-24 Michael Collison <michael.collison@linaro.org>
7460 Michael Collison <michael.collison@arm.com>
7462 * config/arm/arm-modes.def: Add new condition code mode CC_V
7463 to represent the overflow bit.
7464 * config/arm/arm.c (maybe_get_arm_condition_code):
7465 Add support for CC_Vmode.
7466 (arm_gen_unlikely_cbranch): New function to generate common
7467 rtl conditional branches for overflow patterns.
7468 * config/arm/arm-protos.h: Add prototype for
7469 arm_gen_unlikely_cbranch.
7470 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
7471 addsi3_compareV_upper): New patterns to support signed
7472 builtin overflow add operations.
7473 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
7474 New patterns to support unsigned builtin add overflow operations.
7475 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
7476 builtin overflow subtract operations,
7477 (usubv<mode>4): New patterns to support unsigned builtin subtract
7478 overflow operations.
7479 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
7480 to support builtin overflow negate operations.
7482 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7485 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7487 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7488 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7491 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
7493 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
7494 MULTILIB_OPTIONS should be used. Small wording fixes.
7495 * genmultilib: Memorize set of all option combinations in
7496 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
7497 found in MULTILIB_OPTIONS by checking if option set is listed in
7498 combination_space. Output new and existing error message to stderr.
7500 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
7502 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
7503 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
7504 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
7505 (MULTILIB_REUSE): Remove reuse rules for option set including
7506 -mfpu=fp-armv8 and -mfpu=vfpv4
7508 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
7510 * config/arm/t-rtems: Add vfp multilib.
7512 2016-08-23 Ian Lance Taylor <iant@golang.org>
7514 * config/s390/s390.c (s390_asm_file_start): Call
7517 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7519 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
7520 initialization of all 0's to the 0 constant, instead of directly
7521 generating XOR. Add support for V4SImode vector initialization on
7522 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
7523 initialization. Change variables used in V4SFmode vector
7524 intialization. For V4SFmode vector splat on ISA 3.0, make sure
7525 any memory addresses are in index form. Add support for using
7526 VSPLTH/VSPLTB to initialize vector short and vector char vectors
7527 with all of the same element.
7528 (regno_or_subregno): New helper function to return a register
7529 number for either REG or SUBREG.
7530 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
7531 Use regno_or_subregno where possible.
7532 (rs6000_split_v4si_init_di_reg): New helper function to build up a
7533 DImode value from two SImode values in order to generate V4SImode
7534 vector initialization on 64-bit systems with direct move.
7535 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
7537 (rtx_is_swappable_p): V4SImode vector initialization insn is not
7539 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
7541 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
7542 attributes to initialize V8HImode and V16QImode vectors with the
7544 (VSX_SPLAT_COUNT): Likewise.
7545 (VSX_SPLAT_SUFFIX): Likewise.
7546 (UNSPEC_VSX_VEC_INIT): New unspec.
7547 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
7548 Allow SFmode values to come from Altivec registers.
7549 (vsx_init_v4si): New insn/split for V4SImode vector initialization
7550 on 64-bit systems with direct move.
7551 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
7552 vector initializations, to allow V4SImode vector initializations
7553 on 64-bit systems with direct move.
7554 (vsx_splat_v4si): Likewise.
7555 (vsx_splat_v4si_di): Likewise.
7556 (vsx_splat_v4sf): Likewise.
7557 (vsx_splat_v4sf_internal): Likewise.
7558 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
7560 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
7561 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
7562 initializing V8HImode and V16QImode vectors with the same
7564 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
7565 optimization if -maltivec=be.
7567 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
7569 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
7570 attribute for alternatives 3 and 4.
7572 2016-08-23 David Malcolm <dmalcolm@redhat.com>
7574 * selftest.c (selftest::assert_str_contains): New function.
7575 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
7576 * selftest.h (selftest::assert_str_contains): New decl.
7577 (ASSERT_STR_CONTAINS): New macro.
7579 2016-08-23 Richard Biener <rguenther@suse.de>
7581 PR tree-optimization/77286
7582 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
7584 (vect_transform_loop): Split exit edges of loop and scalar
7585 loop if required and at the appropriate time.
7587 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7589 * explow.c (get_dynamic_stack_size): Take known alignment of stack
7590 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
7592 Correct a typo in a comment.
7594 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
7596 * config/s390/s390.md ("*andc_split"): New splitter for and with
7599 2016-08-23 Richard Biener <rguenther@suse.de>
7601 PR tree-optimization/27336
7602 * tree-vrp.c (infer_value_range): Handle stmts that can throw
7603 by looking for a non-EH edge.
7604 (process_assert_insertions_for): Likewise.
7606 2016-08-23 Richard Biener <rguenther@suse.de>
7609 * statistics.c (statistics_counter_event): Robustify against
7612 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
7614 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
7615 for targets amdfam10 and barcelona.
7617 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
7620 (zero_extend<mode>di2): Ditto.
7621 (*zero_extend<mode>si2): Ditto.
7622 (*zero_extendqihi2): Ditto.
7624 2016-08-22 Joseph Myers <joseph@codesourcery.com>
7627 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
7628 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
7630 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
7632 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
7633 identical consecutive elements.
7634 [SSA_NAME]: Print the name's def stmt on its own line. When printing
7635 the node's def stmt, avoid printing an unwanted trailing newline by
7636 replacing the call to print_gimple_stmt() with its inlined body and
7637 adjusting it to not set pp_needs_newline and to call pp_flush()
7638 instead of pp_newline_and_flush().
7640 2016-08-22 Joseph Myers <joseph@codesourcery.com>
7642 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
7643 (float32_type_node, float64_type_node, float32x_type_node)
7644 (float128x_type_node): New macros.
7645 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
7646 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
7647 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
7648 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
7649 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
7650 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
7651 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
7652 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
7653 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
7654 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
7655 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
7656 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
7657 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
7658 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
7659 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
7660 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
7661 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
7662 (copysign, fabs, huge_val, inf, nan, nans): Use it.
7663 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
7665 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
7666 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
7667 * doc/extend.texi (Other Builtins): Document these built-in
7669 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
7672 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
7674 * doc/install.texi (Binaries): www.opencsw.org now uses https.
7676 2016-08-22 Richard Biener <rguenther@suse.de>
7678 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
7680 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
7683 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
7684 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
7685 non-SSE2 athlons only, otherwise prefer SSE prefetches.
7687 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7689 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
7690 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
7691 (vrp_visit_switch_stmt): Likewise.
7692 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
7693 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
7694 (vrp_visit_stmt): Use extract_range_from_stmt.
7695 (vrp_visit_phi_node): Use extract_range_from_phi_node.
7697 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7699 * Makefile.in: Add tree-vrp.h to GTFILES.
7700 * gengtype.c (open_base_files): Add tree-vrp.h.
7701 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
7702 * builtins.c: Likewise.
7703 * fold-const.c: Likewise.
7704 * gimple-builder.c: Likewise.
7705 * gimple-laddress.c: Likewise.
7706 * hsa-gen.c: Likewise.
7707 * internal-fn.c: Likewise.
7709 * targhooks.c: Liewise,
7710 * tree-ssa-address.c: Likewise.
7711 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
7712 * tree-vrp.c (struct value_range): Move to tree-vrp.h
7713 * tree-vrp.h: New file.
7715 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
7717 PR tree-optimization/61839
7718 * tree-vrp.c (two_valued_val_range_p): New.
7719 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
7720 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
7721 Also Convert VAR BINOP CST where VAR is two-valued to
7722 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
7724 2016-08-19 David Malcolm <dmalcolm@redhat.com>
7726 * diagnostic-show-locus.c
7727 (layout::annotation_line_showed_range_p): New method.
7728 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
7729 Reimplement case fixit_hint::REPLACE to cover removals, and
7730 replacements where the range of the replacement isn't one
7731 of the ranges in the rich_location.
7732 (test_one_liner_fixit_replace): Likewise.
7733 (selftest::test_one_liner_fixit_replace_non_equal_range): New
7735 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
7737 (selftest::test_diagnostic_show_locus_one_liner): Call the new
7739 * diagnostic.c (print_parseable_fixits): Remove case
7742 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
7745 * config/i386/i386.c (ix86_option_override_internal): Remove
7746 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
7747 Enable SSE prefetch also for TARGET_PREFETCHWT1.
7748 Do not try to enable TARGET_PRFCHW ISA flag here.
7749 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
7750 Rewrite expander function body.
7751 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
7753 2016-08-19 Joseph Myers <joseph@codesourcery.com>
7756 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
7757 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
7758 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
7759 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
7760 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
7761 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
7762 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
7763 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
7764 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
7766 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
7768 (struct floatn_type_info): New structure type.
7769 (floatn_nx_types): New variable declaration.
7770 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
7771 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
7772 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
7773 * tree.c (floatn_nx_types): New variable.
7774 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
7775 corresponding complex types.
7776 * target.def (floatn_mode): New hook.
7777 * targhooks.c: Include "real.h".
7778 (default_floatn_mode): New function.
7779 * targhooks.h (default_floatn_mode): New prototype.
7780 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
7782 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
7783 effective-target and dg-add-options keywords.
7784 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
7785 Document new effective-target keywords.
7786 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
7787 * doc/tm.texi: Regenerate.
7788 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
7789 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
7790 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
7792 * real.h (struct real_format): Add field ieee_bits.
7793 * real.c (ieee_single_format, mips_single_format)
7794 (motorola_single_format, spu_single_format, ieee_double_format)
7795 (mips_double_format, motorola_double_format)
7796 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
7797 (ieee_extended_intel_128_format)
7798 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
7799 (mips_extended_format, ieee_quad_format, mips_quad_format)
7800 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
7801 (decimal_double_format, decimal_quad_format, ieee_half_format)
7802 (arm_half_format, real_internal_format: Initialize ieee_bits
7804 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
7805 float128_type_node. Set float80_type_node to float64x_type_node
7806 if appropriate and long_double_type_node not appropriate.
7807 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
7808 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
7809 Initialize ieee_bits field.
7810 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
7811 (rs6000_init_builtins): Set ieee128_float_type_node to
7813 (rs6000_floatn_mode): New function.
7815 2016-08-19 Jakub Jelinek <jakub@redhat.com>
7817 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7818 _rdseed64_step): Uglify argument names and/or local variable names
7819 in inline functions.
7820 * config/i386/rtmintrin.h (_xabort): Likewise.
7821 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
7822 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
7823 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
7824 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
7825 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
7826 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
7827 _mm_maskz_ternarylogic_epi32): Likewise.
7828 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
7829 __lwpins32, __lwpins64): Likewise.
7830 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
7831 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
7832 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
7833 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
7834 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
7835 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
7836 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
7837 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
7838 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
7839 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
7840 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
7841 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
7842 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
7843 _mm256_mask_i64gather_epi32): Likewise.
7844 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7845 * config/i386/ia32intrin.h (__writeeflags): Likewise.
7846 * config/i386/pkuintrin.h (_wrpkru): Likewise.
7847 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
7848 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
7849 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
7850 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
7851 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
7852 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
7853 _mm512_mask_prefetch_i64scatter_ps): Likewise.
7854 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
7855 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
7856 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
7857 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
7858 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
7859 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
7860 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
7861 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
7863 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
7865 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
7866 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
7868 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
7869 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
7871 (_rdpkru_u32): Add space after function name.
7873 * config/i386/t-i386 (i386-c.o): Don't depend on
7874 i386-builtin-types.inc.
7875 (i386.o): Depend on i386-builtin-types.inc.
7877 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
7880 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
7881 Use const_vec_duplicate to check for duplicated elements.
7883 2016-08-19 Richard Biener <rguenther@suse.de>
7885 PR tree-optimization/77290
7886 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
7887 Fix flag_tree_parallelize_loops check.
7889 2016-08-19 Richard Biener <rguenther@suse.de>
7891 * match.pd (x | 0 -> x): Add.
7893 2016-08-19 Richard Biener <rguenther@suse.de>
7895 PR tree-optimization/77286
7896 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
7897 Deal with virtual PHIs being out-of-order.
7899 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7901 * doc/invoke.texi (fverbose-asm): Note that source code lines
7902 are emitted, and provide an example.
7903 * final.c (asm_show_source): New function.
7904 (final_scan_insn): Call asm_show_source.
7906 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7908 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
7909 param with diagnostic_kind.
7910 (class colorizer): Similarly replace field m_diagnostic with
7912 (colorizer::colorizer): Replace diagnostic
7913 param with diagnostic_kind.
7914 (colorizer::begin_state): Update for above field change.
7915 (layout::layout): Replace diagnostic param with rich_location *
7916 and diagnostic_kind.
7917 (diagnostic_show_locus): Replace diagnostic param with richloc
7918 and diagnostic_kind.
7919 (class selftest::test_diagnostic_context): New class.
7920 (selftest::test_diagnostic_show_locus_unknown_location): New
7922 (selftest::test_one_liner_simple_caret): New function.
7923 (selftest::test_one_liner_caret_and_range): New function.
7924 (selftest::test_one_liner_multiple_carets_and_ranges): New
7926 (selftest::test_one_liner_fixit_remove): New function.
7927 (selftest::test_one_liner_fixit_replace): New function.
7928 (selftest::test_diagnostic_show_locus_one_liner): New function.
7929 (selftest::diagnostic_show_locus_c_tests): Call the new test
7931 * diagnostic.c (diagnostic_initialize): Initialize
7932 colorize_source_p, show_ruler_p and parseable_fixits_p.
7933 (default_diagnostic_finalizer): Update for change to
7934 diagnostic_show_locus.
7935 (diagnostic_append_note): Likewise.
7936 * diagnostic.h (diagnostic_show_locus): Replace
7937 const diagnostic_info * param with location * and diagnostic_t.
7939 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7941 * input.c (saved_line_table): New global.
7942 (class selftest::temp_line_table): Rename to line_table_test and
7943 move declaration to selftest.h, and drop field m_old_line_table.
7944 (selftest::temp_line_table::temp_line_table): Rename ctor to...
7945 (selftest::line_table_test::line_table_test): ...this. Add a
7946 default ctor. Store current value of line_table within
7948 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
7949 (selftest::line_table_test::~line_table_test): ...this, and
7950 restore line_table from the saved_line_table, rather than
7952 (selftest::test_accessing_ordinary_linemaps): Update for above
7954 (selftest::test_lexer): Likewise.
7955 (struct selftest::lexer_test): Likewise.
7956 (selftest::lexer_test::lexer_test): Likewise.
7957 (selftest::input_c_tests): Move the looping over test cases from
7959 (selftest::for_each_line_table_case): New function.
7960 * input.h (saved_line_table): New decl.
7961 * selftest.h (struct selftest::line_table_case): New forward decl.
7962 (class selftest::line_table_test): New class, moved here from
7963 selftest::temp_line_table in input.c, and renamed.
7964 (selftest::for_each_line_table_case): New decl.
7966 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
7969 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
7971 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
7974 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
7975 enclosing parallel construct for reduction variables on OpenACC loop
7978 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
7980 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
7981 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
7983 (function_to_dwarf_procedure): Update comment.
7985 2016-08-18 David Malcolm <dmalcolm@redhat.com>
7987 * input.c (diagnostics_file_cache_forcibly_evict_file): New
7989 * input.h (diagnostics_file_cache_forcibly_evict_file): New
7991 * selftest.c (selftest::temp_source_file::~temp_source_file):
7992 Evict m_filename from the diagnostic file cache.
7994 2016-08-18 Richard Biener <rguenther@suse.de>
7996 * tree-pass.h (make_pass_materialize_all_clones): Declare.
7997 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
7998 make_pass_materialize_all_clones): New simple IPA pass encapsulating
7999 clone materialization.
8000 * passes.def (all_late_ipa_passes): Start with
8001 pass_materialize_all_clones.
8002 * cgraphunit.c (symbol_table::compile): Remove call to
8003 materialize_all_clones.
8004 * tree-into-ssa.c: Include statistics.h.
8005 (update_ssa): Count number of times we do incremental/rewrite
8008 2016-08-18 Richard Biener <rguenther@suse.de>
8010 PR tree-optimization/77282
8011 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
8012 When doing auto-parallelizing also prevent use of PHIs that
8013 carry dependences across loop backedges.
8015 2016-08-18 Tamar Christina <tamar.christina@arm.com>
8016 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8018 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
8020 2016-08-18 Richard Biener <rguenther@suse.de>
8022 * ssa-iterators.h (ssa_vuse_operand): New inline.
8023 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
8024 (predicate_all_scalar_phis): Use remove_phi_node to remove
8025 phi nodes predicated. Delay removing virtual PHIs.
8026 (predicate_mem_writes): Update virtual operands.
8027 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
8028 (tree_if_conversion): Do not rewrite virtual SSA form.
8029 * tree-phinodes.c (release_phi_node): Make static.
8030 * tree-phinodes.h (release_phi_node): Remove.
8032 2016-08-18 Jakub Jelinek <jakub@redhat.com>
8034 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
8035 codes that appear in bdesc_* arrays, instead include i386-builtin.def
8036 twice to define those.
8037 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
8038 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
8039 bdesc_multi_arg): Define by including i386-builtin.def the third time.
8040 * config/i386/i386-builtin.def: New file.
8042 2016-08-17 David Malcolm <dmalcolm@redhat.com>
8044 * input.c (get_source_range_for_char): Rename to...
8045 (selftest::get_source_range_for_char): ...this, and move within
8046 the #if CHECKING_P guard.
8047 (get_num_source_ranges_for_substring): Rename to...
8048 (selftest::get_num_source_ranges_for_substring): ...this, move
8049 within the #if CHECKING_P guard, and make static.
8050 (selftest::assert_num_substring_ranges): Initialize
8053 2016-08-18 Alan Modra <amodra@gmail.com>
8055 PR rtl-optimization/72771
8056 * reload.c (find_reloads): Don't assume that a subreg mem is OK
8057 when find_reloads_toplev returns address_reloaded==-1.
8058 (alternative_allows_const_pool_ref): Update comment.
8060 2015-08-17 Alan Hayward <alan.hayward@arm.com>
8062 PR tree-optimization/71752
8063 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
8064 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
8066 2016-08-17 Jakub Jelinek <jakub@redhat.com>
8068 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
8069 instead of testing ECF_NORETURN bit in gimple_call_flags.
8070 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
8071 * predict.c (tree_bb_level_predictions): Likewise.
8072 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
8075 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
8076 turning a call into __builtin_unreachable-like noreturn call, adjust
8077 gimple_call_set_fntype.
8078 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
8079 gimple_call_fntype has void return type.
8081 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
8083 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
8084 maybe_lookup_decl, to handle nested acc loop directives.
8086 2016-08-17 Richard Biener <rguenther@suse.de>
8088 PR tree-optimization/76490
8089 * tree-vrp.c (update_value_range): Preserve overflow infinities
8090 when intersecting with ranges from get_range_info.
8091 (operand_less_p): Handle overflow infinities correctly.
8092 (value_range_constant_singleton): Use vrp_operand_equal_p
8093 to handle overflow max/min correctly.
8094 (vrp_valueize): Likewise.
8095 (union_ranges): Likewise.
8096 (intersect_ranges): Likewise.
8097 (vrp_visit_phi_node): Improve iteration limitation to only
8098 apply when we'll possibly re-visit the PHI via a changed argument
8101 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
8103 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
8104 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
8105 rather than those that should not be built.
8107 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
8110 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
8112 2016-08-17 Richard Biener <rguenther@suse.de>
8114 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
8115 (verify_vssa): New function verifying virtual SSA form.
8116 (verify_ssa): Call it.
8117 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
8118 Do not apply loop-closed SSA handling to virtuals.
8119 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
8120 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
8121 when rewriting their symbol.
8122 (prepare_def_site_for): Likewise.
8123 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
8124 operands of moved stmts.
8126 2016-08-17 Richard Biener <rguenther@suse.de>
8128 PR tree-optimization/23855
8129 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
8130 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
8131 find guards to hoist. Do not update SSA form but rewrite virtuals
8132 into loop closed SSA.
8133 (find_loop_guard): Adjust to skip already hoisted guards. Do
8134 not mark virtuals for renaming or update SSA form.
8136 2016-08-17 Martin Liska <mliska@suse.cz>
8138 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
8139 a LONG_LONG_TYPE_SIZE comparison.
8140 * gcov-io.h: Remove macro definitions.
8141 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
8142 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
8145 2016-08-16 Jakub Jelinek <jakub@redhat.com>
8147 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
8148 that builtins not mentioned in bdesc_* arrays come first, then
8149 the ones mentioned in bdesc_* arrays in the order they appear in
8150 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
8151 IX86_BUILTIN__BDESC_*_LAST enumerator.
8152 (bdesc_mpx): Fix up a comment typo.
8153 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
8154 __builtin_ia32_vpcomneu[bwdq] builtins.
8155 (BDESC_VERIFY, BDESC_VERIFYS): Define.
8156 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
8157 enum ix86_builtins ordering.
8158 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
8159 for direct bdesc_* array member access instead of searching all the
8160 arrays until an fcode match is found.
8162 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
8164 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
8165 pattern as define_insn_and_split. Split insn before reload to
8167 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
8168 <shift_insn><mode>3_1.
8169 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
8170 <rotate_insn><mode>3_1.
8172 2016-08-16 David Malcolm <dmalcolm@redhat.com>
8175 * input.c (get_source_range_for_substring): Rename to...
8176 (get_source_location_for_substring): ...this, adding param
8177 "caret_idx", and converting output param from source_range * to
8179 (get_source_range_for_char): New function.
8180 (get_num_source_ranges_for_substring): Update comment to reflect
8182 (assert_char_at_range): Update to use get_source_range_for_char
8183 rather than get_source_range_for_substring.
8184 (test_lexer_string_locations_concatenation_2): Likewise.
8185 * substring-locations.h (get_source_range_for_substring): Rename
8187 (get_source_location_for_substring): ...this, and adding param
8188 "caret_idx", and converting output param from source_range * to
8191 2016-08-16 David Malcolm <dmalcolm@redhat.com>
8193 * input.c (class selftest::temp_source_file): Move to
8195 (selftest::temp_source_file::temp_source_file): Move to
8197 (selftest::temp_source_file::~temp_source_file): Likewise.
8198 * selftest.c (selftest::temp_source_file::temp_source_file): Move
8200 (selftest::temp_source_file::~temp_source_file): Likewise.
8201 * selftest.h (class selftest::temp_source_file): Move here from
8204 2016-08-16 Jakub Jelinek <jakub@redhat.com>
8207 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
8208 inlining, add cgraph edge for the added __builtin_unreachable call.
8211 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
8212 only cast it to SHWI for the final comparison.
8214 2016-08-16 Martin Liska <mliska@suse.cz>
8216 PR gcov-profile/36412
8217 * doc/gcov.texi: Document --hash-filenames(-x).
8218 * gcov.c (print_usage): Add the option.
8219 (process_args): Process the option, sort options alphabetically.
8220 (md5sum_to_hex): New function.
8221 (make_gcov_file_name): Do the md5sum and append it to a
8224 2016-08-16 Bin Cheng <bin.cheng@arm.com>
8226 PR tree-optimization/69848
8227 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
8228 and swtich operands to avoid additional NOT instruction.
8229 (vcond<v_cmp_mixed><mode>): Ditto.
8230 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
8232 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
8234 * doc/install.texi (*-*-solaris2*): Adjust latest change.
8236 2016-08-16 Richard Biener <rguenther@suse.de>
8238 PR tree-optimization/76783
8239 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
8240 BB visited flags at start.
8242 2016-08-16 Bin Cheng <bin.cheng@arm.com>
8244 PR tree-optimization/72817
8245 PR tree-optimization/73450
8246 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
8247 multiple_of_p for adjusted IV.base.
8249 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
8252 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
8253 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
8254 for !flag_finite_math_only or flag_signed_zeros.
8255 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
8256 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
8257 depend on flag_finite_math_only.
8258 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
8260 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
8261 (*ieee_smin<mode>3): Ditto.
8262 (*ieee_smax<mode>3): Ditto.
8263 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
8264 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
8266 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
8267 depend on flag_finite_math_only.
8268 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
8269 (*mmx_<code>v2sf3): Remove.
8270 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
8271 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
8272 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
8274 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
8276 PR rtl-optimization/73650
8277 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
8278 it is not a simple move.
8280 2016-08-15 Martin Liska <mliska@suse.cz>
8283 * gcc.c (do_spec_1): Call save_string with the right size.
8284 (save_string): Do an assert about string we copy.
8286 2016-08-15 Richard Biener <rguenther@suse.de>
8288 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
8289 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
8291 (pass_data_stv): Likewise.
8293 2016-08-15 Richard Biener <rguenther@suse.de>
8295 PR tree-optimization/73434
8296 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
8297 TBAA info on the base when forwarding a non-invariant address.
8299 2016-08-15 Jakub Jelinek <jakub@redhat.com>
8301 * dwarf2out.c (struct checksum_attributes): Add
8302 at_string_length_bit_size and at_string_length_byte_size fields.
8303 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
8304 and DW_AT_string_length_byte_size.
8305 (die_checksum_ordered): Handle at_string_length_bit_size and
8306 at_string_length_byte_size.
8307 (gen_array_type_die): For dwarf_version >= 5 emit
8308 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
8309 (adjust_string_types): For dwarf_version >= 5 remove
8310 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
8311 (resolve_addr): Likewise.
8314 * dwarf2out.c (string_types): New variable.
8315 (gen_array_type_die): Change early_dwarf handling of
8316 DW_AT_string_length, create DW_OP_call4 referencing the
8317 length var temporarily. Handle parameters that are pointers
8319 (adjust_string_types): New function.
8320 (gen_subprogram_die): Temporarily set string_types to local var,
8321 call adjust_string_types if needed.
8322 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
8324 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
8326 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
8328 * doc/install.texi (*-*-solaris2*): Fix version number and document
8329 requirement on GNU make for building libjava with the Solaris linker.
8331 2016-08-15 Martin Liska <mliska@suse.cz>
8332 Jakub Jelinek <jakub@redhat.com>
8334 PR tree-optimization/72824
8335 * tree-loop-distribution.c (const_with_all_bytes_same)
8336 <case VECTOR_CST>: Fix a typo.
8338 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
8341 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
8342 Renamed from _mm512_undefined_si512.
8343 (_mm_undefined_si512): New definition.
8345 2016-08-13 Richard Biener <rguenther@suse.de>
8347 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
8348 into PHIs and update the lattice for its def.
8350 2016-08-12 Jakub Jelinek <jakub@redhat.com>
8353 * ubsan.c (instrument_si_overflow): Pass true instead of false
8355 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
8356 of bbs. Return TODO_cleanup_cfg if any returned true.
8358 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8360 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
8361 ISA 3.0 MTVSRDD instruction.
8362 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
8365 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
8367 PR tree-optimization/71083
8368 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
8369 bitfield access when possible.
8371 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
8374 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
8375 sign-changing cast from a shorter unsigned type to a wider
8378 2016-08-12 Jakub Jelinek <jakub@redhat.com>
8380 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
8381 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
8382 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
8384 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8386 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
8387 Correct costs for vec_construct.
8389 2016-08-12 Bin Cheng <bin.cheng@arm.com>
8391 PR tree-optimization/69848
8392 * tree-vectorizer.h (enum vect_def_type): New condition reduction
8393 type CONST_COND_REDUCTION.
8394 * tree-vect-loop.c (vectorizable_reduction): Support new condition
8395 reudction type CONST_COND_REDUCTION.
8397 2016-08-12 Richard Biener <rguenther@suse.de>
8399 PR tree-optimization/57326
8400 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
8401 returning an SSA name.
8402 (phi_translate_1): When fully_constant_expression returns a NAME
8403 make sure we have a leader for it.
8405 2016-08-12 Martin Liska <mliska@suse.cz>
8406 Adam Fineman <afineman@afineman.com>
8408 * gcov.c (process_file): Create .gcov file when .gcda
8411 2016-08-12 Marek Polacek <polacek@redhat.com>
8414 * alias.c (find_base_value): Adjust fall through comment.
8415 * cfgexpand.c (expand_debug_expr): Likewise.
8416 * combine.c (find_split_point): Likewise.
8417 (expand_compound_operation): Likewise. Add FALLTHRU.
8418 (make_compound_operation): Adjust fall through comment.
8419 (canon_reg_for_combine): Add FALLTHRU.
8420 (force_to_mode): Adjust fall through comment.
8421 (simplify_shift_const_1): Likewise.
8422 (simplify_comparison): Likewise.
8423 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
8425 * config/aarch64/predicates.md: Likewise.
8426 * config/i386/i386.c (function_arg_advance_32): Likewise.
8427 (ix86_gimplify_va_arg): Likewise.
8428 (print_reg): Likewise.
8429 (ix86_print_operand): Likewise.
8430 (ix86_build_const_vector): Likewise.
8431 (ix86_expand_branch): Likewise.
8432 (ix86_sched_init_global): Adjust fall through comment.
8433 (ix86_expand_args_builtin): Add FALLTHRU.
8434 (ix86_expand_builtin): Likewise.
8435 (ix86_expand_vector_init_one_var): Likewise.
8436 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
8437 (rs6000_adjust_cost): Likewise.
8438 (insn_must_be_first_in_group): Likewise.
8439 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
8440 * dbxout.c (dbxout_symbol): Adjust fall through comment.
8441 * df-scan.c (df_uses_record): Likewise.
8442 * dojump.c (do_jump): Add FALLTHRU.
8443 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
8445 (resolve_args_picking_1): Adjust fall through comment.
8446 (loc_list_from_tree_1): Likewise.
8447 * expmed.c (make_tree): Likewise.
8448 * expr.c (expand_expr_real_2): Add FALLTHRU.
8449 (expand_expr_real_1): Likewise. Adjust fall through comment.
8450 * fold-const.c (const_binop): Adjust fall through comment.
8451 (fold_truth_not_expr): Likewise.
8452 (fold_cond_expr_with_comparison): Add FALLTHRU.
8453 (fold_binary_loc): Likewise.
8454 (contains_label_1): Adjust fall through comment.
8455 (multiple_of_p): Likewise.
8456 * gcov-tool.c (process_args): Add FALLTHRU.
8457 * genattrtab.c (check_attr_test): Likewise.
8458 (write_test_expr): Likewise.
8459 * genconfig.c (walk_insn_part): Likewise.
8460 * genpreds.c (validate_exp): Adjust fall through comment.
8461 (needs_variable): Likewise.
8462 * gensupport.c (get_alternatives_number): Add FALLTHRU.
8463 (subst_dup): Likewise.
8464 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
8465 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
8466 (gimplify_scan_omp_clauses): Add FALLTHRU.
8467 (goa_stabilize_expr): Likewise.
8468 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
8470 * hsa-gen.c (get_address_from_value): Likewise.
8471 * ipa-icf.c (sem_function::hash_stmt): Likewise.
8472 * ira.c (ira_setup_alts): Add FALLTHRU.
8473 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
8475 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
8476 * opts.c (common_handle_option): Likewise.
8477 * read-rtl.c (read_rtx_code): Likewise.
8478 * real.c (round_for_format): Likewise.
8479 * recog.c (asm_operand_ok): Likewise.
8480 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
8481 * reload1.c (set_label_offsets): Likewise.
8482 (eliminate_regs_1): Likewise.
8483 (reload_reg_reaches_end_p): Likewise.
8484 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
8485 (rtx_cost): Likewise.
8486 * sched-rgn.c (is_exception_free): Likewise.
8487 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
8488 * stor-layout.c (int_mode_for_mode): Likewise.
8489 * toplev.c (print_to_asm_out_file): Likewise.
8490 (print_to_stderr): Likewise.
8491 * tree-cfg.c (gimple_verify_flow_info): Likewise.
8492 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
8493 (chrec_fold_multiply): Likewise.
8494 (evolution_function_is_invariant_rec_p): Likewise.
8495 (for_each_scev_op): Likewise.
8496 * tree-data-ref.c (siv_subscript_p): Likewise.
8497 (get_references_in_stmt): Likewise.
8498 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
8499 (substitute_in_expr): Likewise.
8500 (type_cache_hasher::equal): Likewise.
8501 (walk_type_fields): Likewise.
8502 * var-tracking.c (adjust_mems): Add FALLTHRU.
8503 (set_dv_changed): Adjust fall through comment.
8504 * varasm.c (default_function_section): Add FALLTHRU.
8506 2016-08-12 Marek Polacek <polacek@redhat.com>
8509 * tree-complex.c (expand_complex_division): Add missing break.
8511 2016-08-12 Richard Biener <rguenther@suse.de>
8513 * passes.c (execute_todo): Do not push/pop TV_TODO.
8514 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
8515 (execute_one_pass): Likewise.
8516 * common.opt (ftime-report-details): New switch.
8517 * doc/invoke.texi (ftime-report-details): Document.
8518 * timevar.h (timer::print_row): Adjust signature.
8519 (timer::all_zero): New static helper.
8520 (timer::child_map_t): New typedef.
8521 (timer::time_var_def): Add children field.
8522 * timevar.c (timer::named_items::print): Adjust.
8523 (timer::~timer): Free timevar recorded children.
8524 (timer::pop_internal): When -ftime-report-details record
8525 time spent in sub-timevars.
8526 (timer::print_row): Adjust.
8527 (timer::print): Print sub-timevar stats, use all_zero.
8528 * timevar.def (TV_TODO): Remove.
8530 2016-08-12 Richard Biener <rguenther@suse.de>
8532 PR tree-optimization/72851
8533 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
8534 worklists to use bitmaps indexed in execution order.
8535 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
8536 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
8537 (cfg_blocks): Make a bitmap.
8538 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
8540 (cfg_blocks_empty_p): Adjust.
8541 (cfg_blocks_add): Likewise.
8542 (cfg_blocks_get): Likewise.
8543 (add_ssa_edge): Likewise.
8544 (add_control_edge): Likewise.
8545 (simulate_stmt): Likewise.
8546 (process_ssa_edge_worklist): Likewise.
8547 (simulate_block): Likewise.
8548 (ssa_prop_init): Compute PRE order and stmt UIDs.
8549 (ssa_prop_fini): Adjust.
8550 (ssa_propagate): Adjust.
8552 2016-08-12 Richard Biener <rguenther@suse.de>
8554 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
8555 the currently executable edges have fixed ranges. Always
8556 go through update_value_range.
8558 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
8562 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
8563 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
8564 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
8565 (LANG_HOOKS_DECLS): Add it.
8566 * langhooks.h (struct lang_hooks_for_decls): Add
8567 function_decl_defaulted. Const_tree-ify
8568 function_decl_explicit_p and function_decl_deleted_p.
8569 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
8570 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
8571 also at strict DWARF v5.
8574 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
8575 TYPE_QUAL_CONST in reference-typed decls.
8578 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
8579 in DW_OP_pieces, just enough to handle pointers to member
8581 (gen_remaining_tmpl_value_param_die_attribute): Use a location
8582 expression on DWARFv5 if a constant value doesn't work.
8584 2016-08-11 David Malcolm <dmalcolm@redhat.com>
8586 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
8587 * selftest.c (selftest::test_assertions): New function.
8588 (selftest::selftest_c_tests): New function.
8589 * selftest.h (selftest::selftest_c_tests): New declaration.
8591 2016-08-11 Richard Biener <rguenther@suse.de>
8592 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8594 PR rtl-optimization/72855
8595 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
8597 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8600 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
8601 (vsx_store_<mode>): Likewise.
8603 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
8605 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
8606 TImode CONST_WIDE_INT store.
8607 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
8609 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
8611 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
8612 mode if unaligned SSE load and store are optimal.
8614 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
8616 PR tree-optimization/71083
8617 * tree-predcom.c (ref_at_iteration): Correctly align the
8620 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8622 * config/s390/s390-builtin-types.def: Add INT128 types.
8623 * config/s390/s390-builtins.def: Add INT128 variants for the add
8624 sub low-level builtins dealing with TImode.
8625 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
8626 via subreg when expanding a builtin.
8627 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
8628 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
8630 * config/s390/vecintrin.h: Adjust builtin names accordingly.
8631 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
8632 ("vec_addc<mode>", "vec_addc_u128"): Merge to
8633 "vacc<bhfgq>_<mode>".
8634 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
8635 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
8636 ("vec_subc<mode>", "vec_subc_u128"): Merge to
8637 "vscbi<bhfgq>_<mode>".
8638 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
8639 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
8641 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8643 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
8645 2016-08-11 Bin Cheng <bin.cheng@arm.com>
8647 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
8649 (vcond<v_cmp_mixed><mode>): Ditto.
8650 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
8652 2016-08-11 Bin Cheng <bin.cheng@arm.com>
8654 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
8655 variable explicitly, also assert on it before use.
8657 2016-08-11 Richard Biener <rguenther@suse.de>
8659 PR tree-optimization/72772
8660 * cfgloopmanip.c (create_preheader): Use split_edge if there
8661 is a single loop entry, avoiding degenerate PHIs.
8663 2016-08-11 Richard Biener <rguenther@suse.de>
8665 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
8666 unconditional TODO_cleanup_cfg.
8667 (pass_thread_jumps::execute): Initialize loops, perform a CFG
8668 cleanup only if we threaded a jump.
8670 2016-08-11 Alan Modra <amodra@gmail.com>
8673 * lra-constraints.c (simplify_operand_subreg): Allow subreg
8674 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
8675 slow. Emit two reloads for slow mem case, first loading in
8676 fast innermode, then converting to required mode.
8678 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
8680 * config/rs6000/altivec.h (vec_extract_exp): New macro.
8681 (vec_extract_sig): New macro.
8682 (vec_insert_exp): New macro.
8683 (vec_test_data_class): New macro.
8684 (scalar_extract_exp): New macro.
8685 (scalar_extract_sig): New macro.
8686 (scalar_insert_exp): New macro.
8687 (scalar_test_data_class): New macro.
8688 (scalar_test_neg): New macro.
8689 (scalar_cmp_exp_gt): New macro.
8690 (scalar_cmp_exp_lt): New macro.
8691 (scalar_cmp_exp_eq): New macro.
8692 (scalar_cmp_exp_unordered): New macro.
8693 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
8694 to enforce constraint that operand is a 7-bit unsigned literal.
8695 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
8696 for power9 built-ins.
8697 (BU_P9V_VSX_2): Likewise.
8698 (BU_P9V_64BIT_VSX_2): Likewise.
8699 (VSEEDP): Add scalar extract exponent support.
8700 (VSEESP): Add scalar extract signature support.
8701 (VSTDCNDP): Add scalar test negative support.
8702 (VSTDCNSP): Likewise.
8703 (VSIEDP): Add scalar insert exponent support.
8704 (VSCEDPGT): Add scalar compare exponent greater than support.
8705 (VSCEDPLT): Add scalar compare exponent less than support.
8706 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
8707 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
8708 (VSTDCDP): Add scalar test data class support.
8709 (VSTDCSP): Likewise.
8710 (VSEEDP): Add overload support for scalar extract exponent
8712 (VSESDP): Add overload support for scalar extract signature
8714 (VSTDCN): Add overload support for scalar test negative
8716 (VSTDCNDP): Add overload support for scalar test negative
8718 (VSTDCNSP): Add overload support for scalar test negative
8720 (VSIEDP): Add overload support for scalar insert exponent
8722 (VSTDC): Add overload support for scalar test data class
8724 (VSTDCDP): Add overload support for scalar test data class
8726 (VSTDCSP): Add overload support for scalar test data class
8728 (VSCEDPGT): Add overload support for scalar compare exponent
8729 greater than operation.
8730 (VSCEDPLT): Add overload support for scalar compare exponent
8731 less than operation.
8732 (VSCEDPEQ): Add overload support for scalar compare exponent
8733 test-for-equality operation.
8734 (VSCEDPUO): Add overload support for scalar compare exponent
8735 test-for-unordered operation.
8736 (VEEDP): Add vector extract exponent support.
8738 (VESDP): Add vector extract significand support.
8740 (VIEDP): Add vector insert exponent support.
8742 (VTDCDP): Add vector test data class support.
8744 (VES): Add overload support for vector extract significand operation.
8747 (VEE): Add overload support for vector extract exponent operation.
8750 (VTDC): Add overload support for vector test data class operation.
8753 (VIE): Add overload support for vector insert exponent operation.
8756 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8757 overloaded binary floating point functions.
8758 (altivec_resolve_overloaded_builtin): Improve error messages to
8759 distinguish between functions not supported in the current
8760 compiler configuration and functions that were invoked with an
8761 invalid parameter combination, and include the built-in function
8762 name in both error messages.
8763 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
8765 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
8767 (rs6000_expand_binop_builtin): Add check to enforce that argument
8768 2 of the test data class operations is a 7-bit unsigned literal.
8769 (rs6000_invalid_builtin): Add code to issue an error message if a
8770 built-in function that requires the power9_vector and -m32
8771 command-line options is compiled without these options.
8772 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
8773 (UNSPEC_VSX_SXSIGDP): New value.
8774 (UNSPEC_VSX_SXSIGPDP): New value.
8775 (UNSPEC_VSX_SIEXPDP): New value.
8776 (UNSPEC_VSX_SCMPEXPDP): New value.
8777 (UNSPEC_VSX_STSTDC): New value.
8778 (UNSPEC_VSX_VXEXP): New value.
8779 (UNSPEC_VSX_VXSIG): New value.
8780 (UNSPEC_VSX_VIEXP): New value.
8781 (UNSPEC_VSX_VTSTDC): New value.
8782 (xsxexpdp): New insn for scalar extract exponent.
8783 (xsxsigdp): New insn for scalar extract significand.
8784 (xsiexpdp): New insn for scalar insert exponent.
8785 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
8786 (*xscmpexpdp): New insn for scalar compare exponents.
8787 (xststdc<Fvsx): New expansion for both single- and
8788 double-precision scalar test data class operations.
8789 (xststdcneg<Fvsx>): New expansion for both single- and
8790 double-precision scalar test for negative value operations.
8791 (*xststdc<Fvsx>): New insn for scalar test data class
8793 (xvxexp<VSs>): New insn for single- and double-precision
8794 vector extract exponent operation.
8795 (xvxsig<VSs>): New insn for single- and double-precision
8796 vector extract significand operation.
8797 (xviexp<VSs>): New insn for single- and double-precision
8798 vector insert exponent operation.
8799 (xvtstdc<VSs>): New insn for single- and double-precision
8800 vector test data class operation.
8801 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
8802 built-in functions to represent the Power9 binary floating-point
8803 support instructions.
8805 2016-08-10 bin cheng <bin.cheng@arm.com>
8807 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
8809 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8810 Renlin Li <renlin.li@arm.com>
8811 Bin Cheng <bin.cheng@arm.com>
8813 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
8814 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
8815 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
8816 (aarch64_vcond_internal<mode><mode>): Delete pattern.
8817 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
8818 (vcond<v_cmp_result><mode>): Ditto.
8819 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
8820 (vcondu<mode><mode>): Ditto.
8821 (vcond<v_cmp_mixed><mode>): New pattern.
8822 (vcondu<mode><v_cmp_mixed>): New pattern.
8823 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
8824 of aarch64_vcond_internal.
8826 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
8827 Renlin Li <renlin.li@arm.com>
8828 Bin Cheng <bin.cheng@arm.com>
8830 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
8831 (vec_cmp<mode><v_cmp_result>): New pattern.
8832 (vec_cmpu<mode><mode>): New pattern.
8833 (vcond_mask_<mode><v_cmp_result>): New pattern.
8835 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
8837 PR tree-optimization/71734
8838 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
8839 REF_LOOP, invoke ref_indep_loop_p_1.
8840 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
8841 to ref_indep_loop_p.
8842 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
8843 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
8844 is inside LOOP, do not cache dpendence value for loops with
8846 (ref_indep_loop_p_2): Delete function.
8847 (can_sm_ref_p): Pass LOOP as additional argument to
8850 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
8853 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
8854 being an offsettable address.
8856 2016-08-10 Martin Liska <mliska@suse.cz>
8858 PR gcov-profile/58306
8859 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
8860 atomic variants of profile update functions.
8862 2016-08-10 Martin Liska <mliska@suse.cz>
8864 Cherry picked (and modified) from google-4_7 branch
8865 2012-12-26 Rong Xu <xur@google.com>
8866 * common.opt (fprofile-update): Add new flag.
8867 * coretypes.h: Define enum profile_update.
8868 * doc/invoke.texi: Document -fprofile-update.
8869 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
8870 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
8871 * tree-profile.c (gimple_init_edge_profiler): Generate
8872 also atomic profiler update.
8873 (gimple_gen_edge_profiler): Likewise.
8875 2016-08-10 David Malcolm <dmalcolm@redhat.com>
8877 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
8878 stack_usage_file to NULL after fclose calls.
8880 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8883 * reload.c (push_reload): Compute subreg_in_class for
8884 subregs of constants and plus expressions. Remove special
8885 handling of SYMBOL_REFs.
8887 2016-08-10 Alan Modra <amodra@gmail.com>
8890 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
8891 SImode for TARGET_E500_DOUBLE when given SImode.
8893 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
8895 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
8896 unused variable __O.
8898 2016-08-09 Martin Liska <mliska@suse.cz>
8900 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
8901 _gcov_reset to __gcov_reset.
8902 * doc/gcov-tool.texi: Fix typo.
8904 2016-08-09 Martin Liska <mliska@suse.cz>
8906 * value-prof.c (gimple_divmod_values_to_profile): Do not
8907 instrument MOD histogram if a value is not a SSA name.
8909 2016-08-09 Martin Liska <mliska@suse.cz>
8911 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
8914 2016-08-09 Renlin Li <renlin.li@arm.com>
8917 * calls.c (prepare_call_address): Convert funexp to Pmode when
8919 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
8920 (sibcall_value): Likewise.
8922 2016-08-09 Marek Polacek <polacek@redhat.com>
8925 * cselib.c (cselib_expand_value_rtx_1): Add return.
8926 * gengtype.c (dbgprint_count_type_at): Likewise.
8927 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
8928 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
8930 2016-08-09 Martin Jambor <mjambor@suse.cz>
8933 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
8934 if instance is a MEM_REF.
8936 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
8939 * config/i386/i386.md (*movtf_internal): Use
8940 lra_in_progress || reload_completed instead of !can_create_pseudo_p
8941 in the insn constraint.
8942 (*movxf_internal): Ditto.
8943 (*movdf_internal): Ditto.
8944 (*movsf_internal): Ditto.
8946 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8948 PR tree-optimization/72772
8949 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
8952 2016-08-09 Bin Cheng <bin.cheng@arm.com>
8954 PR tree-optimization/72772
8955 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
8957 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
8958 parameter STOP and update calls. Move expand_simple_operations
8959 function call from here...
8960 (simplify_using_initial_conditions): ...to here. Delete parameter
8962 (tree_simplify_using_condition): Delete parameter STOP.
8963 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
8964 simplify_using_initial_conditions.
8966 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
8969 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
8970 Use create_tmp_var_raw instead of create_tmp_var.
8972 2016-08-09 Richard Biener <rguenther@suse.de>
8974 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
8975 Treat same SSA names related.
8977 2016-08-09 Jakub Jelinek <jakub@redhat.com>
8979 PR tree-optimization/72824
8980 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
8981 real_zerop is not negative.
8983 2016-08-09 Richard Biener <rguenther@suse.de>
8985 PR tree-optimization/71802
8986 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
8987 all merge opportunities with the predecessor.
8989 2016-08-09 Richard Biener <rguenther@suse.de>
8992 * ipa-prop.c (ipa_modify_formal_parameters): Build
8993 parameter types with natural alignment also for the
8996 2016-08-08 Andi Kleen <ak@linux.intel.com>
8998 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
9000 2016-08-08 David Malcolm <dmalcolm@redhat.com>
9003 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
9004 do-nothing langhook.
9005 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
9006 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
9007 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
9008 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
9010 2016-08-08 David Malcolm <dmalcolm@redhat.com>
9013 * input.c: Ensure that HAVE_ICONV is defined.
9015 2016-08-08 Jakub Jelinek <jakub@redhat.com>
9018 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
9019 private vars for lastprivate and for linear iterator.
9022 * omp-simd-clone.c: Include varasm.h.
9023 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
9024 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
9025 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
9026 update function name.
9028 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9030 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
9031 (avr_diagnose_devicespecs_error): Remove.
9032 (avr_devicespecs_file): Remove composing absolute path for specfile
9033 and its verbose info. Remove conditions to check specs-file,
9035 2016-08-08 Jakub Jelinek <jakub@redhat.com>
9037 PR rtl-optimization/72821
9038 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
9039 just return false for them.
9041 2016-08-08 Alan Modra <amodra@gmail.com>
9044 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
9045 toc refs created during reload. Update function comment.
9047 2016-08-08 Alan Modra <amodra@gmail.com>
9050 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
9051 alternatives. Put loads first, then stores, and reg/reg moves
9052 within same class later. Delete attr length.
9054 2016-08-08 Alan Modra <amodra@gmail.com>
9057 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
9058 (mem_operand_ds_form): New predicate.
9059 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
9060 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
9061 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
9062 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
9063 (extendsfdf2_fpr): Replace o constraint with wY.
9065 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
9067 * tree-ssa-threadbackward.c: Include tree-inline.h
9068 (profitable_jump_thread_path): Use estimate_num_insns to estimate
9069 size of copied block; for cold paths reduce duplication.
9070 (find_jump_threads_backwards): Remove redundant tests.
9071 (pass_thread_jumps::gate): Enable for -Os.
9073 2016-08-07 Jakub Jelinek <jakub@redhat.com>
9076 * stor-layout.c (layout_decl): Fix up formatting.
9077 (relayout_decl): Allow DECL to be FIELD_DECL.
9079 2016-08-07 Alan Modra <amodra@gmail.com>
9081 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
9083 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
9085 * data-streamer-in.c (streamer_read_wide_int): New.
9086 (streamer_read_widest_int): Renamed function.
9087 * data-streamer-out.c (streamer_write_wide_int): New
9088 (streamer_write_widest_int): Renamed function.
9089 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
9091 (input_cfg): Call renamed function.
9092 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
9094 (output_cfg): Call renamed function.
9095 * data-streamer.h: Add declarations.
9097 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9099 * tree-ssa-ccp.c (extend_mask): New param sgn.
9100 Remove ORing with wi::mask.
9101 (get_default_value): Adjust call to extend_mask to pass sign.
9102 (evaluate_stmt): Likewise.
9104 2016-08-06 Jakub Jelinek <jakub@redhat.com>
9106 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
9109 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9111 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
9112 transform if operand's type is pointer to function or method.
9114 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
9116 PR tree-optimization/18046
9117 * tree-ssa-threadedge.c: Include cfganal.h.
9118 (simplify_control_statement_condition): If simplifying a
9119 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
9120 with the dominating ASSERT_EXPR before handing it off to VRP.
9121 Mention that a CASE_LABEL_EXPR may be returned.
9122 (thread_around_empty_blocks): Adjust to handle
9123 simplify_control_statement_condition() returning a
9125 (thread_through_normal_block): Likewise.
9126 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
9127 a switch statement by trying to determine which case label
9130 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
9132 PR rtl-optimization/69847
9133 * lra-constraints.c (process_invariant_for_inheritance): Save
9134 pattern instead of src.
9135 (remove_inheritance_pseudos): Use the pattern. Add assert.
9137 2016-08-05 David Malcolm <dmalcolm@redhat.com>
9139 * input.c (string_concat::string_concat): New constructor.
9140 (string_concat_db::string_concat_db): New constructor.
9141 (string_concat_db::record_string_concatenation): New method.
9142 (string_concat_db::get_string_concatenation): New method.
9143 (string_concat_db::get_key_loc): New method.
9144 (class auto_cpp_string_vec): New class.
9145 (get_substring_ranges_for_loc): New function.
9146 (get_source_range_for_substring): New function.
9147 (get_num_source_ranges_for_substring): New function.
9148 (class selftest::lexer_test_options): New class.
9149 (struct selftest::lexer_test): New struct.
9150 (class selftest::ebcdic_execution_charset): New class.
9151 (selftest::ebcdic_execution_charset::s_singleton): New variable.
9152 (selftest::lexer_test::lexer_test): New constructor.
9153 (selftest::lexer_test::~lexer_test): New destructor.
9154 (selftest::lexer_test::get_token): New method.
9155 (selftest::assert_char_at_range): New function.
9156 (ASSERT_CHAR_AT_RANGE): New macro.
9157 (selftest::assert_num_substring_ranges): New function.
9158 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
9159 (selftest::assert_has_no_substring_ranges): New function.
9160 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
9161 (selftest::test_lexer_string_locations_simple): New function.
9162 (selftest::test_lexer_string_locations_ebcdic): New function.
9163 (selftest::test_lexer_string_locations_hex): New function.
9164 (selftest::test_lexer_string_locations_oct): New function.
9165 (selftest::test_lexer_string_locations_letter_escape_1): New function.
9166 (selftest::test_lexer_string_locations_letter_escape_2): New function.
9167 (selftest::test_lexer_string_locations_ucn4): New function.
9168 (selftest::test_lexer_string_locations_ucn8): New function.
9169 (selftest::uint32_from_big_endian): New function.
9170 (selftest::test_lexer_string_locations_wide_string): New function.
9171 (selftest::uint16_from_big_endian): New function.
9172 (selftest::test_lexer_string_locations_string16): New function.
9173 (selftest::test_lexer_string_locations_string32): New function.
9174 (selftest::test_lexer_string_locations_u8): New function.
9175 (selftest::test_lexer_string_locations_utf8_source): New function.
9176 (selftest::test_lexer_string_locations_concatenation_1): New
9178 (selftest::test_lexer_string_locations_concatenation_2): New
9180 (selftest::test_lexer_string_locations_concatenation_3): New
9182 (selftest::test_lexer_string_locations_macro): New function.
9183 (selftest::test_lexer_string_locations_stringified_macro_argument):
9185 (selftest::test_lexer_string_locations_non_string): New function.
9186 (selftest::test_lexer_string_locations_long_line): New function.
9187 (selftest::test_lexer_char_constants): New function.
9188 (selftest::input_c_tests): Call the new test functions once per
9189 case within the line_table test matrix.
9190 * input.h (struct string_concat): New struct.
9191 (struct location_hash): New struct.
9192 (class string_concat_db): New class.
9193 * substring-locations.h: New header.
9195 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
9197 PR tree-optimization/72810
9198 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
9199 the type of the case labels when truncating.
9201 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
9204 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
9205 (aarch64_fp16_ptr_type_node): Likewise.
9206 * config/aarch64/aarch64-simd-builtins.c
9207 (aarch64_fp16_ptr_type_node): Define.
9208 (aarch64_init_fp16_types): New, refactored out of...
9209 (aarch64_init_builtins): ...here, update to call
9210 aarch64_init_fp16_types.
9211 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
9213 (aapcs_vfp_sub_candidate): Likewise.
9215 2016-08-05 Martin Liska <mliska@suse.cz>
9216 Joshua Cranmer <Pidgeot18@gmail.com>
9218 * gcov.c (line_t::has_block): New function.
9219 (enum loop_type): New enum.
9220 (handle_cycle): New function.
9221 (unblock): Likewise.
9222 (circuit): Likewise.
9223 (get_cycles_count): Likewise.
9224 (accumulate_line_counts): Use new loop detection algorithm.
9226 2016-08-05 Martin Liska <mliska@suse.cz>
9228 * gcov.c (output_intermediate_file): Rename
9229 function_info::line_next to next_file_fn.
9230 (process_file): Likewise.
9231 (read_graph_file): Likewise.
9232 (accumulate_line_counts): Likewise.
9233 (output_lines): Likewise.
9235 2016-08-05 Richard Biener <rguenther@suse.de>
9237 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
9238 restriction on threading to a loop header.
9240 2016-08-05 Richard Biener <rguenther@suse.de>
9242 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
9243 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
9244 adjust loop info accordingly.
9246 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
9248 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
9249 before folding call to __builtin_constant_p with parameters to false.
9251 2016-08-05 Alan Modra <amodra@gmail.com>
9253 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
9254 code accidentally committed 2016-05-02 providing class when given
9257 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
9259 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
9260 the case label ranges that partially overlap with OP's value
9263 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
9266 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
9267 Cast builtin function result to __mmask16 instead of __mmask8.
9268 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
9269 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
9270 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
9272 2016-08-04 David Malcolm <dmalcolm@redhat.com>
9274 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
9275 (ASSERT_TRUE_AT): New macro.
9276 (ASSERT_FALSE): Reimplement in terms of...
9277 (ASSERT_FALSE_AT): New macro.
9278 (ASSERT_STREQ_AT): Fix typo in comment.
9280 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
9282 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
9283 labels are exhaustive, designate the label with the widest
9284 range to be the default label.
9286 2016-08-04 Andrew Pinski <apinski@cavium.com>
9288 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
9289 (thunderx_tunings): Use thunderx_vector_cost instead of
9290 generic_vector_cost.
9292 2016-08-04 Martin Liska <mliska@suse.cz>
9294 * gcov.c (main): Fix GNU coding style.
9295 (output_intermediate_file): Likewise.
9296 (process_file): Likewise.
9297 (generate_results): Likewise.
9298 (release_structures): Likewise.
9299 (create_file_names): Likewise.
9300 (find_source): Likewise.
9301 (read_graph_file): Likewise.
9302 (find_exception_blocks): Likewise.
9303 (canonicalize_name): Likewise.
9304 (make_gcov_file_name): Likewise.
9305 (mangle_name): Likewise.
9306 (accumulate_line_counts): Likewise.
9307 (output_branch_count): Likewise.
9308 (read_line): Likewise.
9310 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
9312 PR rtl-optimization/71779
9313 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
9314 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
9315 or if it was truncated.
9317 PR rtl-optimization/70903
9318 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
9320 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
9322 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
9323 accessing SSA_NAME_PTR_INFO.
9325 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
9328 * common/config/avr/avr-common.c (avr_option_optimization_table)
9329 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
9331 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
9334 * config/avr/avr.md: New pattern to work around do_store_flag
9335 generating shift instructions for bit extractions.
9337 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
9339 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
9341 (add_equivalence): Likewise.
9342 (get_value_range): Allocate value range with vrp_value_range_pool.
9343 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
9344 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
9346 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
9348 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
9349 the default for the rs6000 port.
9351 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9354 * calls.c (special_function_p): Remove special handling of
9355 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
9356 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
9357 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
9359 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
9362 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
9363 Don't stop on regular insns.
9365 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
9367 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
9368 size to DImode boundary.
9369 (nvptx_propagate): Likewise.
9371 2016-08-03 Alan Modra <amodra@gmail.com>
9373 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
9374 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
9375 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
9376 from -mefficient-unaligned-vector. Note that this affects fp too.
9378 2016-08-03 Alan Modra <amodra@gmail.com>
9380 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
9383 2016-08-03 Alan Modra <amodra@gmail.com>
9385 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
9386 to a reg. Localize vars.
9388 2016-08-03 Alan Modra <amodra@gmail.com>
9390 * config/rs6000/rs6000.opt: Remove negatives from help strings
9393 2016-08-03 Alan Modra <amodra@gmail.com>
9395 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
9396 Delete duplicated code.
9398 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
9401 * lra-spills.c (regno_in_use_p): New.
9402 (lra_final_code_change): Use it.
9404 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
9406 PR rtl-optimization/69847
9407 * lra-int.h (struct lra-reg): Use restore_rtx instead of
9409 (lra_rtx_hash): New.
9410 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
9412 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
9413 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
9414 * lra-spills.c (lra_final_code_change): Don't delete insn when the
9415 next insn is USE with the same reg as the current insn source.
9416 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
9418 (lra_constraints_init): Call initiate_invariants.
9419 (lra_constraints_finish): Call finish_invariants.
9420 (struct invariant, invariant_t, invariant_ptr_t): New.
9421 (const_invariant_ptr_t, invariants, invariants_pool): New.
9422 (invariant_table, invariant_hash, invariant_eq_p): New.
9423 (insert_invariant, initiate_invariants, finish_invariants): New.
9424 (clear_invariants, invalid_invariant_regs): New.
9425 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
9426 instead of restore_regno.
9427 (invariant_p, process_invariant_for_inheritance): New.
9428 (inherit_in_ebb): Implement invariant inheritance.
9429 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
9430 (remove_inheritance_pseudos): Implement undoing invariant
9432 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
9433 instead of restore_regno.
9434 * lra-assigns.c (regno_live_length): New.
9435 (reload_pseudo_compare_func): Use regno_live_length.
9436 (assign_by_spills): Use restore_rtx instead of restore_regno.
9437 (lra_assign): Ditto. Initiate regno_live_length.
9439 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
9441 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
9442 __builtin_aarch64_fmindf.
9444 2016-08-02 Bin Cheng <bin.cheng@arm.com>
9446 PR tree-optimization/34114
9447 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
9448 information for more control IVs.
9450 2016-08-02 Bin Cheng <bin.cheng@arm.com>
9452 PR tree-optimization/34114
9453 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
9454 PLUS_EXPR case. Handle SSA_NAME case.
9456 2016-08-02 Tamar Christina <tamar.christina@arm.com>
9458 * config/aarch64/aarch64-simd-builtins.def
9459 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
9460 (__builtin_aarch64_fmaxdf): Likewise.
9461 (__builtin_aarch64_smin_nandf): Likewise.
9462 (__builtin_aarch64_smax_nandf): Likewise.
9463 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
9464 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
9465 (<fmaxmin><mode>3): ...this.
9466 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
9467 (vminnm_f64): Likewise.
9468 (vmin_f64): Likewise.
9469 (vmax_f64): Likewise.
9470 * config/aarch64/iterators.md (FMAXMIN): Merge with...
9471 (FMAXMIN_UNS): ...this.
9472 (fmaxmin): Merged with
9473 (fmaxmin_op): ...this...
9474 (maxmin_uns_op): ...in to this.
9476 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9478 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9479 Add support for vec_extract on vector float, vector int, vector
9480 short, and vector char vector types.
9481 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9482 vector float, vector int, vector short, and vector char
9483 optimizations on 64-bit ISA 2.07 systems for both constant and
9484 variable element numbers.
9485 (rs6000_split_vec_extract_var): Likewise.
9486 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
9487 Altivec registers on ISA 2.07 and above.
9488 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
9489 which never was matched due to the split occuring before register
9490 allocation (and the code would not have worked on little endian
9491 systems if it did match). Allow extracts to go to the Altivec
9492 registers if ISA 2.07 (power8). Change from using "" around the
9493 C++ code to using {}'s.
9494 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
9495 vec_extracts when the vector is in memory.
9496 (vsx_extract_v4sf_var): New insn to optimize vector float
9497 vec_extracts when the element number is variable on 64-bit ISA
9499 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
9500 for 64-bit ISA 2.07 as well as ISA 3.0.
9501 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
9502 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
9503 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
9504 optimize vector int, vector short, and vector char vec_extracts
9505 when the vector is in memory.
9506 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
9507 optimize vector int, vector short, and vector char vec_extracts
9508 when the element number is variable.
9510 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9513 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
9514 does not overlap with other symbol flags.
9516 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
9518 * config/aarch64/aarch64.h (aarch64_frame):
9519 Remove padding0 and hardfp_offset. Add locals_offset,
9520 initial_adjust, callee_adjust, callee_offset and final_adjust.
9521 * config/aarch64/aarch64.c (aarch64_layout_frame):
9522 Remove unused padding0 and hardfp_offset initializations.
9523 Choose frame layout and set frame variables accordingly.
9524 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
9525 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
9526 (aarch64_pop_regs): Likewise.
9527 (aarch64_expand_prologue): Remove all decision code, just emit
9528 prolog according to frame variables.
9529 (aarch64_expand_epilogue): Remove all decision code, just emit
9530 epilog according to frame variables.
9531 (aarch64_initial_elimination_offset): Use offset to local/arg area.
9533 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
9536 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
9537 fix_debug_reg_uses after changing source register mode to
9538 V1TImode if source register is undefined.
9540 2015-08-01 Alan Hayward <alan.hayward@arm.com>
9542 PR tree-optimization/71818
9543 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
9544 with non invariant evolutions
9546 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9549 * config/avr/avr.md (length) [branch]: Correct insn length
9550 attribute for forward branches.
9552 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
9554 * doc/extend.texi (AVR Built-in Functions): Document
9556 * config/avr/builtins.def (NOPS): New.
9557 * config/avr/avr.c (avr_expand_nops): New static function.
9558 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
9560 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9562 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
9563 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
9566 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
9568 * config/aarch64/aarch64.c (vulcan_tunings): Update
9569 vulcan L1 cache_line_size.
9571 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9573 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
9574 function that takes a vector memory address, a hard register, an
9575 element number and a temporary base register, and recreates an
9576 address that points to the appropriate element within the vector.
9577 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
9578 (rs6000_split_vec_extract_var): Add support for the target of a
9579 vec_extract with variable element number being a scalar memory
9581 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
9583 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
9584 vsx_extract_<mode>_load insn with a new insn that optimizes
9585 storing either element to a memory location, using scratch
9586 registers to pick apart the vector and reconstruct the address.
9587 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
9588 (vsx_extract_<mode>_store): Rework alternatives to more correctly
9589 support Altivec registers. Add support for ISA 3.0 Altivec d-form
9591 (vsx_extract_<mode>_var): Add support for extracting a variable
9592 element number from memory.
9594 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
9596 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
9597 when testing for compares against constants of the form 0xabab.
9599 2016-07-29 Bin Cheng <bin.cheng@arm.com>
9601 PR tree-optimization/57558
9602 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
9604 (vect_loop_versioning): Support versioning with niter assumptions.
9605 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
9606 (vect_get_loop_niters): New parameter. Reimplement to support
9607 assumptions in loop niter info.
9608 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
9609 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
9610 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
9611 Support loop versioning for niters.
9612 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
9613 (vect_free_loop_info_assumptions): New function.
9614 (vectorize_loops): Free loop niter info for loops with flag
9615 LOOP_F_ASSUMPTIONS set if vectorization failed.
9616 * tree-vectorizer.h (struct _loop_vec_info): New field
9617 num_iters_assumptions.
9618 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
9619 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
9620 (LOOP_REQUIRES_VERSIONING): New macro.
9621 (vect_free_loop_info_assumptions): New decl.
9623 2016-07-29 Bin Cheng <bin.cheng@arm.com>
9625 * cfgloop.h (struct loop): New field constraints.
9626 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
9627 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
9629 * cfgloop.c (alloc_loop): Initialize new field.
9630 * cfgloopmanip.c (copy_loop_info): Copy constraints.
9631 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
9632 Adjust niter analysis wrto loop constraints.
9633 * doc/loop.texi (@node Number of iterations): Add description for loop
9636 2016-07-29 Marek Polacek <polacek@redhat.com>
9639 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
9640 (ix86_expand_round_builtin): Likewise.
9642 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
9643 Georg-Johann Lay <avr@gjlay.de>
9645 PR rtl-optimization/71976
9646 * combine.c (get_last_value): Return 0 if the argument for which
9647 the function is called has a wider mode than the recorded value.
9649 2016-07-29 Marek Polacek <polacek@redhat.com>
9652 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
9653 (altivec_expand_st_builtin): Likewise.
9655 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
9657 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
9658 introduced in r238381.
9660 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
9663 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
9664 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
9666 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
9668 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
9670 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9671 Add support for vec_extract of vector double or vector long having
9672 a variable element number on 64-bit ISA 2.07 systems or newer.
9673 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
9675 (rs6000_split_vec_extract_var): New function to split a
9676 vec_extract built-in function with variable element number.
9677 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
9679 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
9680 (UNSPEC_VSX_EXTRACT): Likewise.
9681 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
9682 direct move instructions to be generated on 64-bit ISA 2.07
9683 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
9685 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
9686 arguments for vec_extract variable element.
9687 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
9688 vec_extract with variable element on V2DFmode and V2DImode
9690 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
9691 -mupper-regs-df requirement, since it isn't needed.
9692 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
9693 do direct moves on 64-bit systems, which allows optimization of
9694 vec_extract on 64-bit ISA 2.07 systems and newer.
9696 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9697 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9699 * config/aarch64/aarch64.md
9700 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
9702 (<optab>qihi2_aarch64): Likewise, and split into two.
9703 (extendqihi2_aarch64): New.
9704 (zero_extendqihi2_aarch64): New.
9705 * config/aarch64/iterators.md (ldrxt): Remove.
9706 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
9709 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
9711 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
9713 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
9715 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
9716 (aarch64_push_reg): New function to push 1 or 2 registers.
9717 (aarch64_pop_reg): New function to pop 1 or 2 registers.
9718 (aarch64_expand_prologue): Use aarch64_push_regs.
9719 (aarch64_expand_epilogue): Use aarch64_pop_regs.
9721 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
9723 PR tree-optimization/71734
9724 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
9725 attribute instead of REF_LOOP and use it.
9726 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
9727 set it for Loops having non-zero safelen attribute.
9728 (ref_indep_loop_p): Pass zero as initial value for safelen.
9730 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
9734 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
9735 call using chkp_gimple_call_builtin_p.
9736 (chkp_copy_bounds_for_assign): Likewise.
9738 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9740 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
9741 * config/arm/arm-protos.h (struct tune_params): Likewise.
9742 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
9743 (cortex_a9_sched_adjust_cost): Likewise.
9744 (fa726te_sched_adjust_cost): Likewise.
9745 (arm_adjust_cost): Likewise.
9746 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
9747 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
9748 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
9749 * config/i386/i386.c (ix86_adjust_cost): Likewise.
9750 * config/ia64/ia64.c: Likewise.
9751 * config/m68k/m68k.c: Likewise.
9752 * config/mep/mep.c (mep_adjust_cost): Likewise.
9753 * config/microblaze/microblaze.c (microblaze_adjust_cost):
9755 * config/mips/mips.c (mips_adjust_cost): Likewise.
9756 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
9758 * config/pa/pa.c (pa_adjust_cost): Likewise.
9759 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
9760 (rs6000_debug_adjust_cost): Likewise.
9761 * config/sh/sh.c (sh_adjust_cost): Likewise.
9762 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
9763 (hypersparc_adjust_cost): Likewise.
9764 (sparc_adjust_cost): Likewise.
9765 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
9766 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
9767 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
9769 * config/visium/visium.c (visium_adjust_cost): Likewise.
9770 * doc/tm.texi: Regenerate.
9771 * haifa-sched.c (dep_cost_1): Adjust.
9772 * target.def: Merge adjust_cost and adjust_cost_2.
9774 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9776 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
9778 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9780 * store-motion.c (struct st_expr): Make pattern_regs a vector.
9781 (extract_mentioned_regs): Append to a vector instead of
9782 returning a rtx_expr_list.
9783 (st_expr_entry): Adjust.
9784 (free_st_expr_entry): Likewise.
9785 (store_ops_ok): Likewise.
9786 (store_killed_in_insn): Likewise.
9787 (find_moveable_store): Likewise.
9789 2016-07-28 Martin Liska <mliska@suse.cz>
9791 PR gcov-profile/68025
9792 * tree-profile.c (tree_profiling): Respect
9793 no_profile_instrument_function attribute.
9794 * doc/extend.texi: Document no_profile_instrument_function
9797 2016-07-28 Martin Liska <mliska@suse.cz>
9799 PR rtl-optimization/70944
9800 * combine.c (make_compound_operation):
9801 Do not allow make_compound_operation for vector mode
9803 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
9806 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
9807 before calling get_ops.
9809 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
9811 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
9812 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
9813 (BITS_PER_UNIT_LOG): Remove.
9814 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
9815 * expr.c (expand_assignment): Likewise.
9816 * stor-layout.c (initialize_sizetypes): Likewise.
9818 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
9820 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
9821 signature of rs6000_expand_vector_extract so that the element
9822 number is a RTX instead of a constant integer.
9823 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
9825 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
9826 (altivec_expand_vec_ext_builtin): Likewise.
9827 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
9828 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
9829 MFVSRLD instruction.
9831 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9833 * input.c (get_pure_location): Move here from tree.c.
9834 (make_location): Likewise. Add header comment.
9835 (selftest::test_accessing_ordinary_linemaps): Verify
9836 pure_location_p, make_location, get_location_from_adhoc_loc and
9838 * input.h (get_pure_location): Move declaration here from tree.h.
9839 (get_finish): Likewise for inline function.
9840 (make_location): Likewise for declaration.
9841 * tree.c (get_pure_location): Move to input.c.
9842 (make_location): Likewise.
9843 * tree.h (get_pure_location): Move declaration to tree.h.
9844 (get_finish): Likewise for inline function.
9845 (make_location): Likewise for declaration.
9847 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9850 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
9852 2016-07-27 David Malcolm <dmalcolm@redhat.com>
9854 * system.h (STATIC_ASSERT): Use static_assert if building
9857 2016-07-27 Richard Biener <rguenther@suse.de>
9859 PR tree-optimization/72517
9860 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
9861 Revert change to not compute read-read dependences.
9863 2016-07-27 Richard Biener <rguenther@suse.de>
9865 * predict.c (set_even_probabilities): Make nedges unsigned.
9867 2016-07-27 Martin Liska <mliska@suse.cz>
9869 * predict.c (set_even_probabilities): Handle unlikely edges.
9870 (combine_predictions_for_bb): Likewise.
9872 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
9875 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
9876 __float128 support when we don't have hardware support, so that
9877 the IEEE built-in functions like isgreater, first call __unordkf3
9878 to make sure neither operand is a NaN, and if both operands are
9879 ordered, do the normal comparison.
9881 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9883 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
9885 (extract_code_and_val_from_cond_with_ops): Verify that name is
9886 either cond_op0 or cond_op1.
9888 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
9890 PR tree-optimization/18046
9891 * genmodes.c (emit_mode_size_inline): Emit an assert that
9892 verifies that mode is a valid array index.
9893 (emit_mode_nuinits_inline): Likewise.
9894 (emit_mode_inner_inline): Likewise.
9895 (emit_mode_unit_size_inline): Likewise.
9896 (emit_mode_unit_precision_inline): Likewise.
9897 * tree-vrp.c: Include params.h.
9898 (find_switch_asserts): Register edge assertions for the default
9899 label which correspond to the anti-ranges of each case label.
9900 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
9901 * doc/invoke.texi: Document it.
9903 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9905 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
9906 and unnecessary call to gimple_bb.
9908 2016-07-26 Richard Biener <rguenther@suse.de>
9910 PR rtl-optimization/71984
9911 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
9914 2016-07-26 Richard Biener <rguenther@suse.de>
9917 * expmed.c (extract_bit_field_1): Constrain the vector mode
9918 with element size matching the extraction mode size when
9919 choosing a better vector mode to do the extraction from.
9921 2016-07-26 Richard Biener <rguenther@suse.de>
9922 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9925 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
9928 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9930 * tree-ssa-structalias.c (struct scc_info): Change types of
9931 members to auto_sbitmap and auto_vec.
9932 (scc_info::scc_info): New constructor.
9933 (scc_info::~scc_info): New destructor.
9934 (init_scc_info): Remove.
9935 (free_scc_info): Remove.
9936 (find_indirect_cycles): Adjust.
9937 (perform_var_substitution): Likewise.
9938 (free_var_substitution_info): Likewise.
9940 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9942 * tree-outof-ssa.c (struct elim_graph): Change type of members
9943 to auto_vec and auto_sbitmap.
9944 (elim_graph::elim_graph): New constructor.
9945 (delete_elim_graph): Remove.
9946 (expand_phi_nodes): Adjust.
9948 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9950 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
9951 (new_elim_graph): Adjust.
9952 (clear_elim_graph): Likewise.
9953 (delete_elim_graph): Likewise.
9954 (elim_graph_size): Likewise.
9955 (elim_graph_add_node): Likewise.
9956 (elim_graph_add_edge): Likewise.
9957 (elim_graph_remove_succ_edge): Likewise.
9958 (eliminate_name): Likewise.
9959 (eliminate_build): Likewise.
9960 (elim_forward): Likewise.
9961 (elim_unvisited_predecessor): Likewise.
9962 (elim_backward): Likewise.
9963 (elim_create): Likewise.
9964 (eliminate_phi): Likewise.
9965 (expand_phi_nodes): Likewise.
9967 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9969 * bt-load.c (compute_out): Use auto_sbitmap class.
9970 (link_btr_uses): Likewise.
9971 * cfganal.c (mark_dfs_back_edges): Likewise.
9972 (post_order_compute): Likewise.
9973 (inverted_post_order_compute): Likewise.
9974 (pre_and_rev_post_order_compute_fn): Likewise.
9975 (single_pred_before_succ_order): Likewise.
9976 * cfgexpand.c (pass_expand::execute): Likewise.
9977 * cfgloop.c (verify_loop_structure): Likewise.
9978 * cfgloopmanip.c (fix_bb_placements): Likewise.
9979 (remove_path): Likewise.
9980 (update_dominators_in_loop): Likewise.
9981 * cfgrtl.c (break_superblocks): Likewise.
9982 * ddg.c (check_sccs): Likewise.
9983 (create_ddg_all_sccs): Likewise.
9984 * df-core.c (df_worklist_dataflow): Likewise.
9985 * dse.c (dse_step3): Likewise.
9986 * except.c (eh_region_outermost): Likewise.
9987 * function.c (thread_prologue_and_epilogue_insns): Likewise.
9988 * gcse.c (prune_expressions): Likewise.
9989 (prune_insertions_deletions): Likewise.
9990 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
9991 * graph.c (draw_cfg_nodes_no_loops): Likewise.
9992 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
9993 * lcm.c (compute_earliest): Likewise.
9994 (compute_farthest): Likewise.
9995 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
9996 (unroll_loop_runtime_iterations): Likewise.
9997 (unroll_loop_stupid): Likewise.
9998 * lower-subreg.c (decompose_multiword_subregs): Likewise.
9999 * lra-lives.c: Likewise.
10000 * lra.c (lra): Likewise.
10001 * modulo-sched.c (schedule_reg_moves): Likewise.
10002 (optimize_sc): Likewise.
10003 (get_sched_window): Likewise.
10004 (sms_schedule_by_order): Likewise.
10005 (check_nodes_order): Likewise.
10006 (order_nodes_of_sccs): Likewise.
10007 (order_nodes_in_scc): Likewise.
10008 * recog.c (split_all_insns): Likewise.
10009 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
10010 * reload1.c (reload): Likewise.
10011 * sched-rgn.c (haifa_find_rgns): Likewise.
10012 (split_edges): Likewise.
10013 (compute_trg_info): Likewise.
10014 * sel-sched.c (init_seqno): Likewise.
10015 * store-motion.c (remove_reachable_equiv_notes): Likewise.
10016 * tree-into-ssa.c (update_ssa): Likewise.
10017 * tree-ssa-live.c (live_worklist): Likewise.
10018 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
10019 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
10021 (try_peel_loop): Likewise.
10022 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
10024 * tree-ssa-pre.c (compute_antic): Likewise.
10025 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
10026 * tree-stdarg.c (reachable_at_most_once): Likewise.
10027 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
10028 * var-tracking.c (vt_find_locations): Likewise.
10030 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10032 * sbitmap.h (auto_sbitmap): New class.
10034 2016-07-26 Alan Modra <amodra@gmail.com>
10037 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
10040 2016-07-25 David Malcolm <dmalcolm@redhat.com>
10042 * input.c (selftest::temp_source_file::temp_source_file): Fix
10043 missing "%s" in fprintf.
10045 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
10047 PR middle-end/71732
10048 * cselib.c (cselib_process_insn): Invalidate argument slots for
10051 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10053 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
10054 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
10055 vmulxh_lane_f16, vmulxh_laneq_f16): New.
10057 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10059 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10060 * config/aarch64/aarch64.md (fma, fnma): Support HF.
10061 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
10063 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10065 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10066 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
10068 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
10069 (add<mode>3): Likewise.
10070 (sub<mode>3): Likewise.
10071 (mul<mode>3): Likewise.
10072 (div<mode>3): Likewise.
10073 (*div<mode>3): Likewise.
10074 (<fmaxmin><mode>3): Extend to HF.
10075 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
10076 (fabd<mode>3): Likewise.
10077 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
10078 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
10079 (aarch64_fmulx<mode>): Likewise.
10080 (aarch64_fac<optab><mode>): Likewise.
10081 (aarch64_frecps<mode>): Likewise.
10082 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
10083 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
10084 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
10085 (VSDQ_HSDI): Support HI.
10086 (fcvt_target, FCVT_TARGET): Likewise.
10087 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
10088 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
10089 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
10090 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
10091 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
10092 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
10093 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
10094 vrsqrtsh_f16): New.
10096 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10098 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
10099 * config/aarch64/aarch64-builtins.c (hi_UP): New.
10100 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10101 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
10103 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
10104 (aarch64_cm<optab><mode>): Likewise.
10105 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
10106 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
10107 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
10108 (sqrt<mode>2): Likewise.
10109 (*sqrt<mode>2): Likewise.
10110 (abs<mode>2): Likewise.
10111 (<optab><mode>hf2): New pattern for HF mode.
10112 (<optab>hihf2): Likewise.
10113 * config/aarch64/arm_neon.h: Include arm_fp16.h.
10114 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
10115 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
10117 * config/aarch64/arm_fp16.h: New file.
10118 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
10119 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
10120 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
10121 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
10122 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
10123 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
10124 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
10125 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
10126 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
10127 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
10128 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
10129 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
10132 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10134 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
10135 reduc_smin_scal_): Use VDQIF_F16.
10136 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
10137 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
10139 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
10140 * config/aarch64/iterators.md (VDQIF_F16): New.
10141 (vp): Support HF modes.
10142 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
10143 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
10145 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10147 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
10148 "*aarch64_mulx_elt_from_dup<mode>".
10149 (*aarch64_mul3_elt<mode>): Update schedule type.
10150 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
10151 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
10152 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
10153 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
10154 (f, fp): Support HF modes.
10155 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
10156 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
10157 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
10158 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
10159 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
10160 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
10162 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10164 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10165 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
10167 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
10170 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10172 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10173 * config/aarch64/aarch64-simd.md
10174 (aarch64_rsqrts<mode>): Extend to HF modes.
10175 (fabd<mode>3): Likewise.
10176 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
10177 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
10178 (aarch64_<maxmin_uns>p<mode>): Likewise.
10179 (<su><maxmin><mode>3): Likewise.
10180 (<maxmin_uns><mode>3): Likewise.
10181 (<fmaxmin><mode>3): Likewise.
10182 (aarch64_faddp<mode>): Likewise.
10183 (aarch64_fmulx<mode>): Likewise.
10184 (aarch64_frecps<mode>): Likewise.
10185 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
10186 (add<mode>3): Extend to HF modes.
10187 (sub<mode>3): Likewise.
10188 (mul<mode>3): Likewise.
10189 (div<mode>3): Likewise.
10190 (*div<mode>3): Likewise.
10191 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
10193 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
10194 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
10195 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
10196 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
10197 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
10198 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
10199 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
10200 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
10201 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
10202 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
10203 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
10204 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
10205 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
10206 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
10208 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10210 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
10211 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
10212 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
10213 (neg<mode>2): Likewise.
10214 (abs<mode>2): Likewise.
10215 (<frint_pattern><mode>2): Likewise.
10216 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
10217 (<optab><VDQF:mode><fcvt_target>2): Likewise.
10218 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
10219 (ftrunc<VDQF:mode>2): Likewise.
10220 (<optab><fcvt_target><VDQF:mode>2): Likewise.
10221 (sqrt<mode>2): Likewise.
10222 (*sqrt<mode>2): Likewise.
10223 (aarch64_frecpe<mode>): Likewise.
10224 (aarch64_cm<optab><mode>): Likewise.
10225 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
10227 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
10228 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
10230 * config/aarch64/arm_neon.h (vdup_n_f16): New.
10231 (vdupq_n_f16): Likewise.
10232 (vld1_dup_f16): Use vdup_n_f16.
10233 (vld1q_dup_f16): Use vdupq_n_f16.
10234 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
10235 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
10236 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
10237 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
10238 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
10239 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
10240 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
10241 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
10242 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
10243 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
10244 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
10245 vsqrt_f16, vsqrtq_f16): New.
10247 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10249 * config/aarch64/aarch64-simd.md
10250 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
10251 (aarch64_ext<mode>): Likewise.
10252 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
10253 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
10254 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
10256 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
10258 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
10259 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
10260 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
10261 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
10262 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
10263 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
10264 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
10266 (vmov_n_f16): Reimplement using vdup_n_f16.
10267 (vmovq_n_f16): Reimplement using vdupq_n_f16..
10269 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10271 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
10272 "frame_related_p". Generate CFA annotation when it's necessary.
10273 (aarch64_expand_prologue): Use aarch64_add_constant.
10274 (aarch64_expand_epilogue): Likewise.
10275 (aarch64_output_mi_thunk): Pass "false" when calling
10276 aarch64_add_constant.
10278 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10280 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
10283 2016-07-25 Jiong Wang <jiong.wang@arm.com>
10285 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
10286 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
10287 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
10288 (aarch64_build_constant): Delete.
10290 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
10293 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
10295 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
10296 flag_toplevel_reorder.
10298 2016-07-25 Richard Biener <rguenther@suse.de>
10300 * cgraph.c (cgraph_node::verify_node): Compare against builtin
10301 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
10302 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
10303 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
10304 (streamer_get_builtin_tree): Likewise.
10305 (streamer_write_builtin): Likewise.
10306 * lto-streamer.h (LTO_builtin_decl): Remove.
10307 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
10308 (lto_input_scc): Remove LTO_builtin_decl handling.
10309 (lto_input_tree_1): Liekwise.
10310 * lto-streamer-out.c (lto_output_tree_1): Remove special
10311 handling of builtins.
10312 (DFS::DFS): Likewise.
10313 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
10314 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
10316 (streamer_write_builtin): Remove.
10318 2016-07-25 Martin Liska <mliska@suse.cz>
10320 * lto-cgraph.c (input_symtab): Don't call get_working_sets
10321 if flag_auto_profile is set to true.
10323 2016-07-25 Martin Liska <mliska@suse.cz>
10325 PR gcov-profile/71868
10326 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
10327 have a function with multiple latches, count them all.
10329 2016-07-25 Martin Liska <mliska@suse.cz>
10331 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
10333 2016-07-25 Martin Liska <mliska@suse.cz>
10335 PR tree-optimization/71987
10336 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
10337 just for SSA_NAMEs. Fix GNU coding style.
10339 2016-07-25 Martin Liska <mliska@suse.cz>
10341 PR gcov-profile/64874
10342 * gcov-io.h: Update command about file format.
10343 * gcov-iov.c (main): Adapt the numbering scheme.
10345 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
10347 PR middle-end/66726
10348 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
10349 whose result is used in PHI.
10350 (final_range_test_p): Likewise.
10351 (maybe_optimize_range_tests): Likewise.
10353 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10355 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10356 Reformat two multi-line strings.
10358 2016-07-22 Martin Sebor <msebor@redhat.com>
10360 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
10362 2016-07-22 Martin Sebor <msebor@redhat.com>
10365 * doc/extend.texi (Compound Literals): Correct and clarify.
10366 (Cast to Union): Same.
10368 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
10370 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
10371 comments to explain why certain error messages make mention of
10372 undocumented options.
10373 (rs6000_invalid_builtin): Change error messages to replace mention
10374 of undocumented options with mention of the -mcpu=power9 option
10375 that enables those undocumented options.
10376 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
10377 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
10378 definition of this macro to correct an existing error.
10379 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
10380 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
10381 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
10382 descriptions of built-in functions so that they depend on
10383 -mcpu=power9 instead of on the corresponding undocumented flags.
10384 * doc/invoke.texi (Option Summary): Remove all mention of newly
10385 undocumented flags.
10386 (IBM RS/6000 and PowerPC Options): Likewise.
10387 * doc/md.texi (Constraints for Particuliar Machines): Remove all
10388 mention of newly undocumented flags.
10390 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
10392 * ipa-cp.c (determine_versionability): Do not create constprop clones,
10393 when target_clones attribute is set.
10395 2016-07-22 Bin Cheng <bin.cheng@arm.com>
10397 * common.opt (funsafe-loop-optimizations): Mark ignore.
10398 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
10399 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
10401 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
10402 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
10404 2016-07-22 Bin Cheng <bin.cheng@arm.com>
10406 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10408 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10410 (number_of_iterations_exit): Warn missed loop optimization for
10411 possible infinite loops.
10413 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
10416 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
10417 when to emit a ".machine" pseudo-op.
10419 2016-07-22 Martin Liska <mliska@suse.cz>
10421 PR gcov-profile/69028
10422 PR gcov-profile/62047
10423 * coverage.c (coverage_compute_lineno_checksum): Do not
10424 calculate checksum for fns w/o xloc.file.
10425 (coverage_compute_profile_id): Likewise.
10427 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
10429 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
10430 (avr_secondary_reload): ...and implementation.
10431 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
10432 * config/avr/avr.md (reload_in<mode>): Remove insns.
10433 (adjust_len) [lpm]: Remove insn attribute value.
10434 * config/avr/predicates.md (flash_operand): Remove insn predicate.
10436 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10438 PR middle-end/71876
10439 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
10441 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
10442 * calls.c (special_function_p): Remove the special handling of the
10443 "__builtin_" prefix.
10445 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
10447 PR middle-end/71876
10448 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
10449 if STMT may be an alloca call.
10450 (gimple_alloca_call_p, alloca_call_p): Return only true for the
10451 builtin alloca call.
10452 * calls.h (gimple_maybe_alloca_call_p): New function.
10453 * tree-inline.c (inline_forbidden_p_stmt): Use
10454 gimple_maybe_alloca_call_p here.
10456 2016-07-21 David Malcolm <dmalcolm@redhat.com>
10458 * spellcheck-tree.c (best_macro_match::best_macro_match):
10459 Explictly specify the template arguments when invoking the base
10460 class constructor, to help older C++ compilers.
10462 2016-07-21 Jakub Jelinek <jakub@redhat.com>
10465 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
10466 before builtin_decl_implicit.
10468 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10470 * optabs.c (emit_condiitonal_move): Short circuit for identical
10473 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10475 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
10476 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
10477 (noce_conversion_profitable_p): New.
10478 (noce_try_store_flag_constants): Use it.
10479 (noce_try_addcc): Likewise.
10480 (noce_try_store_flag_mask): Likewise.
10481 (noce_try_cmove): Likewise.
10482 (noce_try_cmove_arith): Likewise.
10483 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
10485 (noce_convert_multiple_sets): Move cost model to here, from...
10486 (bb_ok_for_noce_convert_multiple_sets) ...here.
10487 (noce_process_if_block): Update calls for above changes.
10488 (noce_find_if_block): Record new noce_if_info parameters.
10490 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
10492 * target.def (max_noce_ifcvt_seq_cost): New.
10493 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
10494 * doc/tm.texi: Regenerate.
10495 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
10496 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
10497 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
10498 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
10499 * doc/invoke.texi: Document new params.
10501 2016-07-21 Richard Biener <rguenther@suse.de>
10503 PR tree-optimization/71947
10504 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
10505 ranges have useful limit_vr information.
10507 2016-07-21 Richard Biener <rguenther@suse.de>
10509 * function-tests.c (build_trivial_generic_function): Set
10510 BLOCK_SUPERCONTEXT of DECL_INITIAL.
10511 * omp-low.c (create_omp_child_function): Likewise.
10512 (grid_expand_target_grid_body): Likewise.
10513 * cgraphunit.c (init_lowered_empty_function): Likewise.
10514 (cgraph_node::expand_thunk): Likewise.
10515 * tree-parloops.c (create_loop_fn): Likewise.
10516 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
10518 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10520 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
10523 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
10525 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
10526 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
10527 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
10528 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
10529 values for insn attribute.
10530 * config/avr/avr.c (avr_out_insert_notbit): New function.
10531 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
10532 ADJUST_LEN_INSV_NOTBIT_0/_7.
10533 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
10535 2016-07-21 Bin Cheng <bin.cheng@arm.com>
10537 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
10538 (chrec_convert_1, chrec_convert): Ditto.
10539 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
10540 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
10541 * tree-vrp.c (adjust_range_with_scev): Ditto.
10542 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
10543 (scev_var_range_cant_overflow): New function.
10544 (scev_probably_wraps_p): New parameter. Call above function.
10545 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
10547 2016-07-21 Bin Cheng <bin.cheng@arm.com>
10549 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
10550 by removing computation of may_be_zero.
10552 2016-07-21 Jakub Jelinek <jakub@redhat.com>
10554 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
10556 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
10558 Improving concepts performance and diagnostics.
10559 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
10560 for constraint satisfaction and subsumption.
10561 * timevar.h (auto_timevar): New constructor that matches the push/pop
10562 pattern of usage in pt.c.
10564 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
10566 * hwint.h (HOST_WIDE_INT_0): New define.
10567 (HOST_WIDE_INT_0U): Ditto.
10568 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
10569 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
10570 * simplify-rtx.c: Ditto.
10571 * tree-object-size.c: Ditto.
10573 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10575 * config/s390/s390.c (s390_encode_section_info): Remove mode size
10578 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
10580 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
10581 * combine.c: Use HOST_WIDE_INT_M1U instead of
10582 ~(unsigned HOST_WIDE_INT) 0.
10583 * double-int.h: Ditto.
10585 * dwarf2asm.c:Ditto.
10587 * genmodes.c: Ditto.
10589 * read-rtl.c: Ditto.
10590 * tree-ssa-loop-ivopts.c: Ditto.
10591 * tree-ssa-loop-prefetch.c: Ditto.
10592 * tree-vect-generic.c: Ditto.
10593 * tree-vect-patterns.c: Ditto.
10596 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10598 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
10599 constant addresses outside [0,0xc0] into a register.
10600 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
10601 cases where the base address register is unused after.
10602 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
10603 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
10604 (avr_out_store_psi_reg_disp_tiny): Same.
10606 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10608 Implement attribute progmem on reduced Tiny cores by adding
10609 flash offset 0x4000 to respective symbols.
10612 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
10613 documentation how it works on reduced Tiny cores.
10614 (AVR Named Address Spaces): No support for reduced Tiny.
10615 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
10616 (avr_address_tiny_pm_p): New static function.
10617 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
10618 if the address is in progmem.
10619 (avr_assemble_integer): Same.
10620 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
10621 for symbol_ref in progmem.
10622 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
10623 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
10624 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
10626 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
10628 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
10629 * configure: Regenerate.
10630 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
10631 (USE_THIN_ARCHIVES): New variable.
10632 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
10633 this archive as a thin archive.
10635 2016-07-20 David Malcolm <dmalcolm@redhat.com>
10637 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
10638 same location as last time, don't skip if we have fix-it hints.
10639 Clarify the skipping logic by converting it from one "if" clause
10640 to repeated "if" clauses.
10641 * spellcheck-tree.c: Include "cpplib.h".
10642 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
10643 (best_macro_match::best_macro_match): New constructor.
10644 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
10645 Move here from c/c-decl.c.
10646 (class best_macro_match): Move here from c/c-decl.c, converting
10647 from a typedef to a subclass, gaining a ctor.
10649 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10651 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
10652 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
10654 (avr_addr_space_diagnose_usage): ...and implementation.
10655 (avr_addr_space_supported_p): New function.
10656 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
10657 report bad address space usage if that space is supported.
10658 (avr_insert_attributes): Same. No more complain about unsupported
10660 * config/avr/avr-c.c (tm_p.h): Include it.
10661 (avr_cpu_cpp_builtins): Only define addr-space related built-in
10662 macro if avr_addr_space_supported_p.
10664 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
10666 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
10667 flag_toplevel_reorder.
10669 2016-07-20 David Malcolm <dmalcolm@redhat.com>
10671 * gcc-rich-location.c
10672 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
10674 * gcc-rich-location.h
10675 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
10677 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
10679 * target.def (addr_space): Add new diagnose_usage to hook vector.
10680 * targhooks.c (default_addr_space_diagnose_usage): Add default
10681 implementation and...
10682 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
10683 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
10684 is some address space, call targetm.addr_space.diagnose_usage.
10685 * doc/tm.texi.in (Named Address Spaces): Add anchor for
10686 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
10687 * doc/tm.texi: Regenerate.
10689 2016-07-20 Martin Liska <mliska@suse.cz>
10691 PR middle-end/71898
10692 * graphite-isl-ast-to-gimple.c (later_of_the_two):
10693 Properly handly PHI stmts.
10695 2016-07-20 Bin Cheng <bin.cheng@arm.com>
10697 PR tree-optimization/71503
10698 PR tree-optimization/71683
10699 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
10702 2016-07-20 Martin Liska <mliska@suse.cz>
10704 * doc/invoke.texi (-fipa-ra): Document when the option is
10705 disabled. Fix a typo.
10707 2016-07-20 Martin Liska <mliska@suse.cz>
10709 * Makefile.in: Include fibonacci_heap.c
10710 * fibonacci_heap.c: New file.
10711 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
10712 (fibonacci_heap::union_with): Fix deletion of the second heap.
10713 * selftest-run-tests.c (selftest::run_tests): Incorporate
10714 fibonacci heap tests.
10715 * selftest.h: Declare fibonacci_heap_c_tests.
10717 2016-07-20 Martin Liska <mliska@suse.cz>
10719 * selftest-run-tests.c (selftest::run_tests): New function.
10720 * selftest.h (sreal_c_tests): Declare.
10721 * sreal.c (sreal_verify_basics): New function.
10722 (verify_aritmetics): Likewise.
10723 (sreal_verify_arithmetics): Likewise.
10724 (verify_shifting): Likewise.
10725 (sreal_verify_shifting): Likewise.
10726 (void sreal_c_tests): Likewise.
10728 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10730 PR rtl-optimization/71916
10731 * cfgrtl.c (contains_no_active_insn_p): Return false also for
10732 bb which have a single succ fake edge.
10734 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
10737 * dwarf2out.c (gen_subprogram_die): Only call
10738 gen_unspecified_parameters_die while dumping early dwarf.
10740 2016-07-19 Jakub Jelinek <jakub@redhat.com>
10742 PR middle-end/71874
10743 * gimple-fold.c (fold_builtin_memory_op): Use
10744 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
10746 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
10748 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
10749 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
10750 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
10751 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
10752 * combine.c: Ditto.
10755 * double-int.c: Ditto.
10757 * dwarf2out.c: Ditto.
10760 * fold-const.c: Ditto.
10761 * function.c: Ditto.
10763 * genmodes.c: Ditto.
10767 * loop-doloop.c: Ditto.
10768 * loop-invariant.c: Ditto.
10769 * loop-iv.c: Ditto.
10774 * rtlanal.c: Ditto.
10775 * simplify-rtx.c: Ditto.
10776 * stor-layout.c: Ditto.
10778 * tree-ssa-loop-ivopts.c: Ditto.
10779 * tree-vect-generic.c: Ditto.
10780 * tree-vect-patterns.c: Ditto.
10785 * wide-int-print.cc: Ditto.
10786 * wide-int.cc: Ditto.
10787 * wide-int.h: Ditto.
10789 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10791 * selftest.c (selftest::assert_streq): Handle NULL values of
10792 val_actual and val_expected.
10794 2016-07-19 Martin Jambor <mjambor@suse.cz>
10797 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
10798 rather than cgraph_create_node to get a call graph node.
10800 2016-07-19 Richard Biener <rguenther@suse.de>
10802 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
10803 handle all tcc_constant bases and valueize SSA names.
10804 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
10805 tcc_constant bases.
10807 2016-07-19 David Malcolm <dmalcolm@redhat.com>
10809 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
10810 the flags of the exit block and bb2, not just the entry block.
10812 2016-07-19 Richard Biener <rguenther@suse.de>
10814 PR tree-optimization/71901
10815 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
10816 align member, group stuff with the bitfield.
10817 (vn_ref_op_align_unit): New inline.
10818 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
10819 record element alignment and operand 3 unchanged.
10820 (ao_ref_init_from_vn_reference): Adjust.
10821 (valueize_refs_1): Likewise.
10822 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
10824 2016-07-19 Richard Biener <rguenther@suse.de>
10826 PR tree-optimization/71908
10827 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
10828 symbolic constants in a more reliable way.
10830 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
10832 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
10834 (vect_update_inits_of_drs): Likewise.
10835 (vect_create_cond_for_alias_checks): Likewise.
10836 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
10838 2016-07-19 Richard Biener <rguenther@suse.de>
10841 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
10842 with an abstract origin that is not an inlined function outer
10843 scope add a self-reference as abstract origin.
10844 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
10846 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10849 * config/rs6000/rs6000.c (rs6000_function_value): Fix
10850 unintentional System V.4 structure return breakage for structures
10851 with a single floating point element.
10853 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
10855 PR tree-optimization/71734
10856 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
10857 contains REF, use it to check safelen, assume that safelen value
10858 must be greater 1, fix style.
10859 (ref_indep_loop_p_2): Add REF_LOOP argument.
10860 (ref_indep_loop_p): Pass LOOP as additional argument to
10861 ref_indep_loop_p_2.
10863 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
10865 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
10866 allocation in the prologue.
10867 * explow.c (get_dynamic_stack_base): New function to return an address
10868 expression for the dynamic stack base.
10869 (get_dynamic_stack_size): New function to do the required dynamic stack
10870 space size calculations.
10871 (allocate_dynamic_stack_space): Use new functions.
10872 (align_dynamic_address): Move some code from
10873 allocate_dynamic_stack_space to new function.
10874 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
10876 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10878 * config/s390/s390.c (s390_encode_section_info): Always set
10879 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
10882 2016-07-18 Richard Biener <rguenther@suse.de>
10884 PR tree-optimization/71893
10885 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
10886 for sizetype cast added by array_ref_element_size.
10887 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
10889 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
10891 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
10892 register parameters. Remove code to initialize argument pointer
10893 on TARGET_64BIT. Optimize call to _mcount when it can be reached
10894 using a pc-relative branch. Cleanup conditional code.
10895 * config/pa/pa.md (call_mcount): New expander.
10896 (call_mcount_nonpic): New insn.
10897 (call_mcount_pic): New insn and split.
10898 (call_mcount_pic_post_reload): New insn.
10899 (call_mcount_64bit): New insn and split.
10900 (call_mcount_64bit_post_reload): New insn.
10902 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
10904 * config/avr/predicates.md (const_m255_to_m1_operand): New.
10905 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
10906 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
10907 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
10908 (*usum_widenqihi3, *udiff_widenqihi3)
10909 (*addhi3_zero_extend.const): New combiner insns.
10910 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
10911 just 1 bit is affected.
10912 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
10913 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
10915 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
10917 * omp-low.c (lower_omp_target): Mark data clauses with
10918 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
10919 zero-length subarrays.
10921 2016-07-15 Richard Biener <rguenther@suse.de>
10923 PR tree-optimization/71881
10924 * tree-loop-distribution.c (destroy_loop): Remove blocks in
10925 reverse DOM order to make debug temp generation happy.
10927 2016-07-15 Richard Biener <rguenther@suse.de>
10929 PR tree-optimization/71887
10930 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
10931 verify it is not zero for division / modulo handling.
10932 (value_replacement): Adjust.
10934 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
10935 Julian Brown <julian@codesourcery.com>
10937 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
10938 * config/aarch64/aarch64-cost-tables.h
10939 (vulcan_extra_costs): New variable.
10940 * config/aarch64/aarch64.c
10941 (vulcan_addrcost_table): Likewise.
10942 (vulcan_regmove_cost): Likewise.
10943 (vulcan_vector_cost): Likewise.
10944 (vulcan_branch_cost): Likewise.
10945 (vulcan_tunings): Likewise.
10947 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
10949 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
10950 (output_in_order): Loop over undefined variables too. Output them
10951 via assemble_undefined_decl. Skip variables that correspond to hard
10952 registers or have value-exprs.
10953 * varpool.c (symbol_table::output_variables): Handle undefined
10954 variables together with defined ones.
10956 2016-07-15 Richard Biener <rguenther@suse.de>
10958 * tree-ssa-pre.c (get_representative_for): Make sure to return
10959 the value number of SSA names.
10960 (phi_translate_1): get_representative_for cannot return NULL.
10961 (do_pre_regular_insertion): Remove redundant call to
10962 fully_constant_expression.
10963 (do_pre_partial_partial_insertion): Likewise.
10965 2016-07-15 Bin Cheng <bin.cheng@arm.com>
10967 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
10968 (derive_simple_iv_with_niters): New function.
10969 (simple_iv): Rewrite using simple_iv_with_niters.
10970 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
10971 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
10973 (number_of_iterations_exit): Rewrite using above function.
10974 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
10977 2016-07-15 Richard Biener <rguenther@suse.de>
10979 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
10980 vec_construct cost.
10982 2016-07-14 Jakub Jelinek <jakub@redhat.com>
10984 PR tree-optimization/71872
10985 * tree-data-ref.c (get_references_in_stmt): Ignore references
10986 with is_gimple_constant get_base_address.
10988 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10990 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
10991 (TARGET_HAVE_LDACQD): New macro.
10992 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
10993 than TARGET_HAVE_LDACQ.
10994 (arm_load_acquire_exclusivedi): Likewise.
10995 (arm_store_release_exclusivedi): Likewise.
10997 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
10999 PR rtl-optimization/71878
11000 * lra-constraints.c (match_reload): Pass information about other
11001 output operands. Create new unique register value if matching input
11002 operand shares same register value as output operand being considered.
11003 (curr_insn_transform): Record output operands already processed.
11005 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11008 PR tree-optimization/70923
11009 * tree-vect-patterns.c: Include mult-synthesis.h.
11010 (target_supports_mult_synth_alg): New function.
11011 (synth_lshift_by_additions): Likewise.
11012 (apply_binop_and_append_stmt): Likewise.
11013 (vect_synth_mult_by_constant): Likewise.
11014 (target_has_vecop_for_code): Likewise.
11015 (vect_recog_mult_pattern): Use above functions to synthesize vector
11016 multiplication by integer constants.
11018 2016-07-14 Alan Modra <amodra@gmail.com>
11020 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
11021 gpr alternatives. Correct '*' placement on Y,r alternative.
11022 Add '*' on operand 1 of r,r alternative.
11024 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11026 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
11027 * expmed.h: ... Here.
11029 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
11031 * gimple.h (stmt_can_terminate_bb_p): New function.
11032 * tree-cfg.c (need_fake_edge_p): Rename to ...
11033 (stmt_can_terminate_bb_p): ... this; return true if stmt can
11034 throw external; handle const and pure calls.
11035 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
11037 2016-07-14 Richard Biener <rguenther@suse.de>
11039 PR tree-optimization/71866
11040 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
11041 (do_hoist_insertion): Avoid endless recursion when we
11042 didn't insert anything because we managed to simplify
11043 things down to a constant or SSA name.
11044 (fully_constant_expression): Re-write in terms of ...
11045 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
11046 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
11047 vn_nary_build_or_lookup_1.
11048 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
11049 (vn_nary_build_or_lookup): ... this which now wraps it.
11051 2016-07-14 Alan Modra <amodra@gmail.com>
11054 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
11055 with p9_vector override before power9-dform override.
11057 2016-07-13 Andi Kleen <ak@linux.intel.com>
11059 * value-prof.c (gimple_value_profile_transformations): Don't run
11060 when auto_profile is on.
11062 2016-07-13 Andi Kleen <ak@linux.intel.com>
11064 * auto-profile.c (update_inlined_ind_target,
11065 afdo_indirect_call): Print information to dump file.
11067 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
11069 * genrecog.c (special_predicate_operand_p): New function.
11070 (predicate_name): Move function.
11071 (validate_pattern): Don't warn about missing mode for all
11072 define_special_predicate predicates.
11074 2016-07-13 Bin Cheng <bin.cheng@arm.com>
11076 * tree-vect-data-refs.c (vect_no_alias_p): New function.
11077 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
11078 resolve alias checks which are known at compilation time.
11079 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
11080 alias checks are resolved. Move dump info for too many runtime
11081 alias checks to here...
11082 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
11084 2016-07-13 Richard Biener <rguenther@suse.de>
11086 PR tree-optimization/24574
11087 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
11088 position and add shift, rotate, divison and modulo support
11090 (value_replacement): Pass in argument position to absorbing_element_p.
11092 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
11095 * ipa-inline-transform.c (inline_call): Support
11096 instrumented thunks.
11098 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
11100 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
11101 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
11103 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
11104 Baseline. Make initial alternative TARGET_32BIT only.
11105 (udivsi3): Likewise.
11106 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
11107 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
11110 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
11112 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
11113 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
11114 availability with TARGET_HAVE_MOVT.
11115 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
11116 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
11117 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
11119 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
11120 extra instruction if MOVW is available. Use a cost variable
11121 incremented by COSTS_N_INSNS (1) when the condition match rather than
11122 returning an arithmetic expression based on COSTS_N_INSNS. Make
11123 constant with bottom half word zero cost 2 instruction if MOVW is
11125 * config/arm/arm.md (define_attr "arch"): Add v8mb.
11126 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
11127 target is ARMv8-M Baseline.
11128 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
11129 (arm_movtas_ze): Likewise.
11130 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
11131 alternative for constants satisfying j constraint.
11132 (thumb1_movsi_insn): Likewise.
11133 (movsi splitter for K alternative): Tighten condition to not trigger
11134 if movt is available and j constraint is satisfied.
11135 (Pe immediate splitter): Likewise.
11136 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
11137 constant fitting in an halfword to use MOVW.
11138 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
11141 2016-07-13 Richard Biener <rguenther@suse.de>
11143 PR middle-end/71104
11144 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
11145 gimplifying the LHS. Make sure to gimplify a returning twice
11146 call LHS without using SSA names.
11148 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11150 * tree-data-ref.c (find_data_references_in_stmt): Remove
11151 unnecessary call to vec::release.
11152 (graphite_find_data_references_in_stmt): Likewise.
11153 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
11154 * tree-vect-stmts.c (vectorizable_condition): Likewise.
11156 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11158 * cfgexpand.c (expand_used_vars): Make the type of a local
11160 * genmatch.c (lower_for): Likewise.
11161 * haifa-sched.c (haifa_sched_init): Likewise.
11162 (add_to_speculative_block): Likewise.
11163 (create_check_block_twin): Likewise.
11164 * predict.c (handle_missing_profiles): Likewise.
11165 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
11166 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
11167 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
11169 (maybe_lower_iteration_bound): Likewise.
11170 * tree-ssa-sccvn.c (DFS): Likewise.
11171 * tree-stdarg.c (reachable_at_most_once): Likewise.
11172 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
11173 (vectorizable_store): Likewise.
11175 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11177 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
11178 (sccvn_dom_walker): make cond_stack an auto_vec.
11180 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11182 * ree.c (struct ext_state): Make type of members auto_vec.
11183 (find_and_remove_re): Adjust.
11185 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11187 * cfgexpand.c (struct stack_vars_data): Make type of fields
11189 (expand_used_vars): Adjust.
11191 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11193 * ipa.c (record_cdtor_fn): Adjust.
11194 (build_cdtor_fns): Likewise.
11195 (ipa_cdtor_merge): Make static_ctors and static_dtors local
11198 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11200 * genextract.c (struct accum_extract): Add constructor and make
11202 (gen_insn): Adjust.
11204 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11206 * tree.c (struct free_lang_data_d): Add constructor and change
11207 types of members to ones that automatically manage resources.
11208 (fld_worklist_push): Adjust.
11209 (find_decls_types): Likewise.
11210 (find_decls_types_in_eh_region): Likewise.
11211 (free_lang_data_in_cgraph): Stop manually creating and
11212 destroying members of free_lang_data_d.
11214 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
11216 PR rtl-optimization/68961
11217 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
11218 peephole variant. Use sse_reg_operand predicates.
11220 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
11222 * config/i386/predicates.md (x86_64_immediate_operand)
11223 <case CONST_INT>: Remove unneeded truncation to DImode.
11224 <case CONST>: Ditto.
11225 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
11227 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11230 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
11231 The xxperm and xxpermr instructions require that the 2nd input
11232 operand overlap with the output operand, and not the 1st.
11233 (altivec_vperm_v8hiv16qi): Likewise.
11234 (altivec_vperm_<mode>_uns_internal): Likewise.
11235 (altivec_vpermr_<mode>_internal): Likewise.
11236 (vperm_v8hiv4si): Likewise.
11237 (vperm_v16qiv8hi): Likewise.
11239 2016-07-12 Nathan Sidwell <nathan@acm.org>
11241 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
11242 when -mno-pic-data-is-text-relative is in effect, by default.
11243 * doc/invoke.texi (mpic-data-is-text-relative): Document new
11244 behavior and clarify.
11246 2016-07-12 Martin Liska <mliska@suse.cz>
11248 * params.def: Add avg-loop niter.
11249 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
11250 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
11251 * doc/invoke.texi: Document the new parameter.
11253 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11255 PR middle-end/71700
11256 * expr.c (store_constructor): Mask sign-extended bits when widening
11257 sub-word constructor element at the start of a word.
11259 2016-07-12 Martin Liska <mliska@suse.cz>
11261 * Makefile.in: Append rule for params-options.h.
11262 * params-options.h: New file.
11264 2016-07-12 Martin Liska <mliska@suse.cz>
11266 * ira-build.c (mark_loops_for_removal): Properly iterate
11269 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
11270 Richard Biener <rguenther@suse.de>
11272 PR tree-optimization/23286
11273 PR tree-optimization/70159
11274 * doc/invoke.texi: Document -fcode-hoisting.
11275 * common.opt (fcode-hoisting): New flag.
11276 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
11277 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
11278 (do_regular_insertion): Rename to ...
11279 (do_pre_regular_insertion): ... this and amend general comments
11280 on insertion strathegy.
11281 (do_partial_partial_insertion): Rename to ...
11282 (do_pre_partial_partial_insertion): ... this.
11283 (do_hoist_insertion): New function.
11284 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
11285 and call do_hoist_insertion properly.
11287 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
11288 (pass_pre::execute): Register hoist_insert stats.
11290 2016-07-12 Jakub Jelinek <jakub@redhat.com>
11292 PR middle-end/71716
11293 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
11294 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
11295 is different from mode's bitsize. Small cleanup.
11297 2016-07-12 Richard Biener <rguenther@suse.de>
11299 PR rtl-optimization/68961
11300 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
11301 to simplify to a non-constant.
11303 2016-07-11 Jakub Jelinek <jakub@redhat.com>
11305 PR middle-end/71758
11306 * omp-low.c (expand_omp_target): Gimplify device.
11308 PR tree-optimization/71823
11309 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
11310 to get vec_oprnds2 from op2.
11312 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
11314 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
11315 Hoist common subexpressions.
11316 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
11318 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
11321 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
11322 prevent generation of 'stxsiwx' on pre Power8 hardware.
11324 2016-07-11 David Malcolm <dmalcolm@redhat.com>
11326 * input.c: Include cpplib.h.
11327 (selftest::temp_source_file): New class.
11328 (selftest::temp_source_file::temp_source_file): New ctor.
11329 (selftest::temp_source_file::~temp_source_file): New dtor.
11330 (selftest::should_have_column_data_p): New function.
11331 (selftest::test_should_have_column_data_p): New function.
11332 (selftest::temp_line_table): New class.
11333 (selftest::temp_line_table::temp_line_table): New ctor.
11334 (selftest::temp_line_table::~temp_line_table): New dtor.
11335 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
11336 it to create a temp_line_table.
11337 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
11338 locations that are known to have column data.
11339 (selftest::line_table_case): New struct.
11340 (selftest::test_reading_source_line): Move tempfile handling
11341 to class temp_source_file.
11342 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
11343 (selftest::assert_token_loc_eq): New function.
11344 (ASSERT_TOKEN_LOC_EQ): New macro.
11345 (selftest::test_lexer): New function.
11346 (selftest::boundary_locations): New array.
11347 (selftest::input_c_tests): Call test_should_have_column_data_p.
11348 Loop over a test matrix of interesting values of location and
11349 default_range_bits, calling test_lexer on each case in the matrix.
11350 Move call to test_accessing_ordinary_linemaps into the matrix.
11351 * selftest.h (ASSERT_EQ): Reimplement in terms of...
11352 (ASSERT_EQ_AT): New macro.
11354 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
11357 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
11358 Don't convert TImode in debug insn.
11360 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
11362 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
11363 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
11364 (tree_type_common::lang_flag_7): New.
11365 (tree_type_common::spare): Reduce size.
11366 * tree.h (TYPE_ALIGN_OK): Remove.
11367 (TYPE_LANG_FLAG_7): New.
11368 (get_inner_reference): Adjust header.
11369 * print-tree.c (print_node): Adjust.
11370 * expr.c (get_inner_reference): Remove parameter keep_aligning.
11371 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
11372 calls to get_inner_reference.
11373 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
11374 handling of TYPE_ALIGN_OK.
11375 * builtins.c (get_object_alignment_2): Adjust call to
11376 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
11377 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
11379 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
11380 * cfgexpand.c (expand_debug_expr): Likewise.
11381 * dbxout.c (dbxout_expand_expr): Likewise.
11382 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
11383 loc_list_from_tree, fortran_common): Likewise.
11384 * fold-const.c (optimize_bit_field_compare,
11385 decode_field_reference, fold_unary_loc, fold_comparison,
11386 split_address_to_core_and_offset): Likewise.
11387 * gimple-laddress.c (execute): Likewise.
11388 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
11389 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
11390 * hsa-gen.c (gen_hsa_addr): Likewise.
11391 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
11392 * tsan.c (instrument_expr): Likewise.
11393 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
11394 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
11395 * tree-affine.c (tree_to_aff_combination,
11396 get_inner_reference_aff): Adjust calls to get_inner_reference.
11397 * tree-data-ref.c (split_constant_offset_1,
11398 dr_analyze_innermost): Likewise.
11399 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
11400 * tree-sra.c (ipa_sra_check_caller): Likewise.
11401 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
11402 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
11403 bswap_replace): Likewise.
11404 * tree-vect-data-refs.c (vect_check_gather,
11405 vect_analyze_data_refs): Likewise.
11406 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
11407 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
11410 2016-07-11 David Malcolm <dmalcolm@redhat.com>
11412 * Makefile.in (selftest-valgrind): New phony target.
11413 * function-tests.c (selftest::build_cfg): Delete pass instances
11414 created by the test.
11415 (selftest::convert_to_ssa): Likewise.
11416 (selftest::test_expansion_to_rtl): Likewise.
11417 * tree-cfg.c (selftest::test_linear_chain): Release dominator
11419 (selftest::test_diamond): Likewise.
11421 2016-07-11 Richard Biener <rguenther@suse.de>
11423 PR tree-optimization/71816
11424 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
11425 than replacing all of its operands.
11427 2016-07-11 Alan Modra <amodra@gmail.com>
11429 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
11430 (ctr<mode>): Add unspec.
11431 (ctr<mode>_internal*): Likewise.
11433 2016-07-08 James Bowman <james.bowman@ftdichip.com>
11435 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
11436 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
11438 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
11440 PR rtl-optimization/71621
11441 * lra-constraints.c (process_alt_operands): Check combination of
11442 reg class and mode.
11444 2016-07-08 Jason Merrill <jason@redhat.com>
11445 Richard Biener <rguenther@suse.de>
11447 P0145: Refining Expression Order for C++.
11448 * gimplify.c (initial_rhs_predicate_for): New.
11449 (gimplfy_modify_expr): Gimplify RHS before LHS.
11451 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11454 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11455 Allow standard error handling to take over when a wrong number
11456 of arguments is presented to __builtin_vec_ld () or
11457 __builtin_vec_st ().
11459 2016-07-08 Jiong Wang <jiong.wang@arm.com>
11461 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
11466 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
11467 __builtin_aarch64_fmaxv2sf.
11468 (vmaxnmq_f32): Likewise.
11469 (vmaxnmq_f64): Likewise.
11470 (vminnm_f32): Likewise.
11471 (vminnmq_f32): Likewise.
11472 (vminnmq_f64): Likewise.
11474 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
11477 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
11478 enable -mfloat128-hardware by default.
11479 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
11480 that IEEE 128-bit hardware support needs.
11481 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
11482 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
11483 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
11484 floating point requires.
11485 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
11486 -mfloat128 and -mfloat128-hardware changes.
11488 2016-07-08 Alan Hayward <alan.hayward@arm.com>
11490 PR tree-optimization/71667
11491 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
11493 2016-07-08 Martin Liska <mliska@suse.cz>
11495 PR middle-end/71606
11496 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
11497 folding produces SAVE_EXPRs, thus return false for the type.
11499 2016-07-07 Martin Liska <mliska@suse.cz>
11501 * file-find.c (remove_prefix): New function.
11502 * file-find.h (remove_prefix): Declare the function.
11503 * gcc-ar.c (main): Skip a folder of the wrapper if
11504 a wrapped binary would point to the same file.
11506 2016-07-07 Jan Hubicka <jh@suse.cz>
11508 * tree-scalar-evolution.c (iv_can_overflow_p): export.
11509 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
11510 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
11512 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
11515 * ipa-inline-analysis.c (compute_inline_parameters): Set
11516 local.can_change_signature to false for intrumentation
11519 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11521 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
11522 with TARGET_HAVE_MOVT.
11523 (TARGET_HAVE_MOVT): Define.
11524 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
11525 availability with TARGET_HAVE_MOVT.
11526 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
11528 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
11530 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
11531 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
11532 * config/arm/constraints.md (define_constraint "j"): Use
11533 TARGET_HAVE_MOVT to check MOVT availability.
11535 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11537 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
11539 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11541 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
11542 (armv8-m.main): Likewise.
11543 (armv8-m.main+dsp): Likewise.
11544 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
11545 (FL_FOR_ARCH8M_MAIN): Likewise.
11546 * config/arm/arm-tables.opt: Regenerate.
11547 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
11548 armv8-m.main+dsp to BE8_LINK_SPEC.
11549 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
11550 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
11551 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
11552 Baseline and Mainline.
11553 (arm_option_override_internal): Also disable arm_restrict_it when
11554 !arm_arch_notm. Update comment for -munaligned-access to also cover
11556 (arm_file_start): Increase buffer size for printing architecture name.
11557 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
11558 and armv8-m.main+dsp.
11559 (mno-unaligned-access): Clarify that this is disabled by default for
11560 ARMv8-M Baseline architectures as well.
11562 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
11564 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
11565 decide whether to prevent some libgcc routines being included for some
11566 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
11567 link between this condition and the one in
11568 libgcc/config/arm/lib1func.S.
11570 2016-07-07 Richard Biener <rguenther@suse.de>
11572 * tree-ssa-pre.c: Include alias.h.
11573 (compute_avail): If we have multiple VN_REFERENCEs with the
11574 same hashtable entry adjust that to make it a valid replacement
11575 for all of them with respect to alignment and aliasing
11576 when doing insertion.
11577 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
11578 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
11580 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
11584 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11585 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
11588 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11590 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
11591 (adjust_mems): Adjust.
11592 (adjust_insn): Likewise.
11593 (prepare_call_arguments): Likewise.
11595 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11597 * gcse.c (struct ls_expr): Make stores field a vector.
11598 (ldst_entry): Adjust.
11599 (free_ldst_entry): Likewise.
11600 (print_ldst_list): Likewise.
11601 (compute_ld_motion_mems): Likewise.
11602 (update_ld_motion_stores): Likewise.
11604 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11606 * gcse.c (struct ls_expr): Remove loads field.
11607 (ldst_entry): Adjust.
11608 (free_ldst_entry): Likewise.
11609 (print_ldst_list): Likewise.
11610 (compute_ld_motion_mems): Likewise.
11612 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11614 * store-motion.c (struct st_expr): Make antic_stores a vector.
11615 (st_expr_entry): Adjust.
11616 (free_st_expr_entry): Likewise.
11617 (print_store_motion_mems): Likewise.
11618 (find_moveable_store): Likewise.
11619 (compute_store_table): Likewise.
11620 (remove_reachable_equiv_notes): Likewise.
11621 (replace_store_insn): Likewise.
11622 (build_store_vectors): Likewise.
11624 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11626 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
11627 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
11629 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
11631 PR tree-optimization/71518
11632 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
11633 misalign also for outer loops with negative step.
11635 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
11637 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
11638 (cortex_a53_shift): Add mov_shift.
11639 (cortex_a53_shift_reg): Add new reservation for register shifts.
11640 (cortex_a53_alu): Remove bfm.
11641 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
11642 (cortex_a53_alu_extr): Add new reservation for EXTR.
11643 (bypasses): Improve bypass modelling.
11645 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11648 * config/avr/avr.c (avr_asm_select_section): Strip off
11649 SECTION_DECLARED from flags when calling get_section.
11651 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11653 * tree-vectorizer.h (vect_memory_access_type): Add
11654 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
11655 * tree-vect-stmts.c (compare_step_with_zero): New function.
11656 (perm_mask_for_reverse): Move further up file.
11657 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
11659 (get_negative_load_store_type): New function.
11660 (get_load_store_type): Call it. Add an ncopies argument.
11661 (vectorizable_mask_load_store): Update call accordingly and
11662 remove tests for negative steps.
11663 (vectorizable_store, vectorizable_load): Likewise. Handle new
11664 memory_access_types.
11666 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11668 * tree-vectorizer.h (vect_memory_access_type): New enum.
11669 (_stmt_vec_info): Add a memory_access_type field.
11670 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
11671 (vect_model_store_cost): Take an access type instead of a boolean.
11672 (vect_model_load_cost): Likewise.
11673 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
11674 vect_model_store_cost and vect_model_load_cost.
11675 * tree-vect-stmts.c (vec_load_store_type): New enum.
11676 (vect_model_store_cost): Take an access type instead of a
11677 store_lanes_p boolean. Simplify tests.
11678 (vect_model_load_cost): Likewise, but for load_lanes_p.
11679 (get_group_load_store_type, get_load_store_type): New functions.
11680 (vectorizable_store): Use get_load_store_type. Record the access
11681 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
11682 (vectorizable_load): Likewise.
11683 (vectorizable_mask_load_store): Likewise. Replace is_store
11684 variable with vls_type.
11686 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11688 * tree-vectorizer.h (vect_grouped_load_supported): Add a
11689 single_element_p parameter.
11690 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
11691 Check the PR65518 case here rather than in vectorizable_load.
11692 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
11693 * tree-vect-stmts.c (vectorizable_load): Likewise.
11695 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11697 * tree-vectorizer.h (gather_scatter_info): New structure.
11698 (vect_check_gather_scatter): Return a bool rather than a decl.
11699 Replace return-by-pointer arguments with a single
11700 gather_scatter_info *.
11701 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
11702 (vect_analyze_data_refs): Update call accordingly.
11703 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
11704 (vectorizable_mask_load_store): Likewise. Also record the
11705 offset dt and vectype in the gather_scatter_info.
11706 (vectorizable_store): Likewise.
11707 (vectorizable_load): Likewise.
11709 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11711 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
11712 strided groups, use the cost of N scalar accesses instead
11713 of ncopies vector accesses.
11714 (vect_model_load_cost): Likewise.
11716 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11718 * tree-vect-stmts.c (vect_cost_group_size): Delete.
11719 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
11720 variable to indicate when once-per-group costs are being used.
11721 (vect_model_load_cost): Likewise. Fix comment and misindented code.
11723 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
11725 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
11726 peeling-for-gaps condition.
11728 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11730 * config/s390/s390.c (s390_expand_vec_init): Force initializer
11731 element to register if it doesn't match general_operand.
11733 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
11734 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11736 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
11738 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
11739 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
11740 (SIGNBIT): New mode iterator.
11741 (Fsignbit): New mode attribute.
11742 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
11743 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
11744 when direct moves are available.
11745 (signbit<mode>2_dm): New define_insn_and_split).
11746 (signbit<mode>2_dm2): New define_insn.
11748 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11750 PR rtl-optimization/71594
11751 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
11752 into subregs of appropriate mode before trying to emit a conditional
11755 2016-07-05 Jan Hubicka <jh@suse.cz>
11757 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
11758 (simple_iv): Use it.
11760 2016-07-05 Jan Hubicka <jh@suse.cz>
11762 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
11764 2016-07-05 Jiong Wang <jiong.wang@arm.com>
11766 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
11769 2016-07-05 Jan Hubicka <jh@suse.cz>
11771 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
11774 2016-07-05 Richard Biener <rguenther@suse.de>
11776 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
11777 Handle empty else block.
11778 (is_feasible_trace): Likewise.
11779 (split_paths): Likewise.
11781 2016-07-05 Richard Biener <rguenther@suse.de>
11783 * tree-loop-distribution.c (distribute_loop): Fix issue with
11784 the cost model loop.
11786 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
11788 * config/arm/neon-testgen.ml: Delete.
11789 * config/arm/neon.ml: Delete.
11791 2016-07-04 Jakub Jelinek <jakub@redhat.com>
11794 * tree.c (attribute_value_equal): Use get_attribute_name instead of
11795 directly using TREE_PURPOSE.
11797 2016-07-04 Jiong Wang <jiong.wang@arm.com>
11799 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
11800 * config/aarch64/aarch64_neon.h: Likewise.
11801 * config/aarch64/arm_neon.h: Likewise.
11802 * config/aarch64/atomics.md: Likewise.
11803 * config/aarch64/aarch64-simd-builtins.def: Likewise.
11804 * doc/invoke.texi: Likewise.
11806 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11808 * config/s390/s390.md: Add "z13" cpu_facility.
11809 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
11810 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
11811 condition" type instructions.
11813 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
11814 Jeff Law <law@redhat.com>
11816 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
11817 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
11819 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
11821 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
11822 permutation for TARGET_AVX512F.
11823 (ix86_expand_vec_one_operand_perm_avx512): New function.
11824 (expand_vec_perm_1): Invoke introduced function.
11825 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
11826 it may be not valid after vectorization.
11828 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11831 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
11832 typo in comment. Only force to memory if it is a weak
11833 external reference.
11835 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
11836 Jiong Wang <jiong.wang@arm.com>
11838 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
11839 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
11840 (AARCH64_FL_F16): New.
11841 (AARCH64_FL_FOR_ARCH8_2): New.
11842 (AARCH64_ISA_8_2): New.
11843 (AARCH64_ISA_F16): New.
11844 (TARGET_FP_F16INST): New.
11845 (TARGET_SIMD_F16INST): New.
11846 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
11847 ("fp"): Disabling "fp" also disables "fp16".
11848 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
11849 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
11850 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
11851 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
11853 2016-07-04 Jan Beulich <jbeulich@suse.com>
11855 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
11857 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11860 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
11861 the insns, use an insn form that does not adjust the offset on
11862 little endian systems.
11864 2016-07-01 Jan Beulich <jbeulich@suse.com>
11866 * varasm.c (get_variable_section): Validate initializer in
11867 named .bss-like sections.
11869 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
11871 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
11872 Exchange the order of the second and third operands in the vpermr
11873 instruction tmeplate.
11875 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
11878 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
11879 Disallow TDmode values.
11881 2016-07-01 Alan Modra <amodra@gmail.com>
11883 PR rtl-optimization/71709
11884 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
11885 being set, not referenced.
11887 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
11889 PR tree-optimization/70729
11890 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
11891 of loop since it can be not valid after transformation.
11893 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11895 * config/arm/arm.c (thumb_reload_in_hi): Delete.
11896 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
11898 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
11900 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
11903 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11906 * config/rs6000/constraints.md (wY constraint): New constraint to
11907 match the requirements for the LXSD and STXSD instructions.
11908 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
11909 predicate to match the requirements for the LXSD and STXSD
11911 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
11912 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
11913 to make sure that the bottom 2 bits of offset are 0, the address
11914 form is offsettable, and no updating is done in the address mode.
11915 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
11916 (movdi_internal32): Likewise
11917 (movdi_internal64): Likewise.
11919 2016-06-30 Jakub Jelinek <jakub@redhat.com>
11921 PR tree-optimization/71707
11922 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
11923 strinfo even for ADDR_EXPR ptr.
11925 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
11927 * config/rs6000/altivec.md (darn_32): Change the condition to
11928 TARGET_P9_MISC instead of TARGET_MODULO.
11929 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
11930 condition expression.
11931 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
11932 condition expression.
11933 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
11934 (DFP_TEST): New code iterator.
11935 (dfptstsfi_<code>_mode>): New define_expand.
11936 (*dfp_sgnfcnc_<mode>): New define_insn.
11937 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
11938 definition next to BU_P9_MISC_1 definition and change the MASK
11939 value to RS6000_BTM_P9_MISC.
11940 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
11941 (BU_P9_64BIT_MISC_0): Likewise.
11942 (BU_P9_DFP_MISC_0): New macro definition.
11943 (BU_P9_DFP_MISC_1): New macro definition.
11944 (BU_P9_DFP_MISC_2): New macro definition.
11945 (BU_P9_DFP_OVERLOAD_1): New macro definition.
11946 (BU_P9_DFP_OVERLOAD_2): New macro definition.
11947 (BU_P9_DFP_OVERLOAD_3): New macro definition.
11948 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
11949 (TSTSFI_LT_TD): Likewise.
11950 (TSTSFI_EQ_DD): Likewise.
11951 (TSTSFI_EQ_TD): Likewise.
11952 (TSTSFI_GT_DD): Likewise.
11953 (TSTSFI_GT_TD): Likewise.
11954 (TSTSFI_OV_DD): Likewise.
11955 (TSTSFI_OV_TD): Likewise.
11956 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
11957 (TSTSFI_LT_DD): Likewise.
11958 (TSTSFI_LT_TD): Likewise.
11959 (TSTSFI_EQ): Likewise.
11960 (TSTSFI_EQ_DD): Likewise.
11961 (TSTSFI_EQ_TD): Likewise.
11962 (TSTSFI_GT): Likewise.
11963 (TSTSFI_GT_DD): Likewise.
11964 (TSTSFI_GT_TD): Likewise.
11965 (TSTSFI_OV): Likewise.
11966 (TSTSFI_OV_DD): Likewise.
11967 (TSTSFI_OV_TD): Likewise.
11968 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11969 overloaded test significance functions.
11970 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
11971 OPTION_MASK_P9_MISC into the representation of this mask.
11972 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
11974 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
11975 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
11977 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
11978 argument is a 6-bit unsigned literal value if the icode argument
11979 represents a DFP test significance built-in call.
11980 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
11981 flag used independently and in combination with the
11982 RS6000_BTM_64BIT flag.
11983 (rs6000_opt_masks): Add entry for power9-misc command-line option.
11984 (rs6000_builtin_mask_names): Add entry for power9-misc
11985 command-line option.
11986 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
11987 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
11988 RS6000_BTM_P9_MISC macros.
11989 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
11990 option and change the description of the -mpower9-vector option to
11991 enable only vector instructions, removing its erroneously claimed
11992 support for scalar instructions.
11993 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11994 the ISA 3.0 digital floating point test significance built-in
11997 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
11999 * config/aarch64/aarch64.c (cortexa35_tunings):
12000 Enable AES fusion. Use cortexa57_branch_cost.
12001 (cortexa53_tunings): Use cortexa57_branch_cost.
12002 (cortexa72_tunings): Use cortexa57_branch_cost.
12003 Use AUTOPREFETCHER_WEAK.
12004 (cortexa73_tunings): Use cortexa57_branch_cost.
12006 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12007 James Greenhalgh <james.greenhalgh@arm.com>
12009 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
12010 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
12011 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
12012 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
12013 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
12014 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
12015 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
12016 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
12017 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
12018 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
12019 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
12020 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
12021 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
12024 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
12025 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12027 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
12029 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
12031 2016-06-30 David Malcolm <dmalcolm@redhat.com>
12034 * gcc.c (driver::build_option_suggestions): Pass "option" to
12035 add_misspelling_candidates.
12036 * opts-common.c (add_misspelling_candidates): Add "option" param;
12037 use it to avoid adding negated forms for options marked with
12039 * opts.h (add_misspelling_candidates): Add "option" param.
12041 2016-06-30 Jakub Jelinek <jakub@redhat.com>
12043 PR middle-end/71693
12044 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
12045 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
12046 first when permuting bitwise operation with rotate. Cast
12047 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
12049 2016-06-29 David Malcolm <dmalcolm@redhat.com>
12051 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
12052 for misspelled param names.
12053 * params.c: Include spellcheck.h.
12054 (find_param_fuzzy): New function.
12055 * params.h (find_param_fuzzy): New prototype.
12056 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
12057 * spellcheck.h (struct edit_distance_traits<const char *>):
12060 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
12062 * config/rs6000/predicates.md (const_0_to_7_operand): New
12063 predicate, recognize 0..7.
12064 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
12065 support for doing extracts from V16QImode, V8HImode, V4SImode
12067 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
12068 vector extract support.
12069 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
12070 for ISA 3.0 vector extract.
12071 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
12072 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
12073 extracts of a constant element number from small integer vectors
12074 on 64-bit ISA 3.0 systems.
12075 (vsx_extract_<mode>_di): Likewise.
12076 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
12077 say when we can do ISA 3.0 vector extracts.
12078 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
12079 registers, using the stxsiwx instruction.
12081 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
12083 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
12084 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
12085 qdf24xx_regmove_cost, qdf24xx_tunings): New.
12086 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
12087 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
12088 * config/arm/arm.c (arm_qdf24xx_tune): New.
12090 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
12092 * config/aarch64/aarch64.c (cortexa53_tunings):
12093 Increase loop alignment to 8. Set function alignment to 16.
12094 (cortexa35_tunings): Likewise.
12095 (cortexa57_tunings): Increase loop alignment to 8.
12096 (cortexa72_tunings): Likewise.
12097 (cortexa73_tunings): Likewise.
12099 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
12101 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
12102 for arm_fp16_ok and arm_fp16_hw.
12103 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
12104 arm_fp16_alternative.
12106 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
12108 PR tree-optimization/71655
12109 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
12110 types when swapping operands.
12112 2016-06-29 Martin Liska <mliska@suse.cz>
12114 PR middle-end/71585
12115 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
12116 * ipa-inline-transform.c (inline_call): Remove unnecessary call
12117 of build_optimization_node.
12119 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
12121 PR tree-optimization/70729
12122 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
12123 independent in loops having positive safelen value.
12124 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
12125 it may be not valid after vectorization.
12127 2016-06-29 Jakub Jelinek <jakub@redhat.com>
12129 PR tree-optimization/71625
12130 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
12131 is sorted by ascending list->offset. If PTR is non-NULL and there is
12132 previous strinfo, call get_stridx_plus_constant.
12133 (get_stridx): Pass exp as second argument to get_addr_stridx.
12134 (addr_stridxptr): Add missing list = list->next, so that there can be
12135 more than one entries in the list. Bump limit from 16 to 32. Ensure
12136 the list is sorted by ascending list->offset.
12137 (get_stridx_plus_constant): Adjust so that it can be also called with
12138 ADDR_EXPR instead of SSA_NAME as PTR.
12139 (handle_char_store): Pass NULL_TREE as second argument to
12142 2016-06-29 Richard Biener <rguenther@suse.de>
12144 PR rtl-optimization/68961
12145 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
12147 2016-06-29 Richard Biener <rguenther@suse.de>
12149 PR middle-end/71002
12150 * alias.c (component_uses_parent_alias_set_from): Handle
12151 type punning through union accesses by using the union alias set.
12152 * gimple.c (gimple_get_alias_set): Remove union type punning case.
12154 2016-07-29 Richard Biener <rguenther@suse.de>
12156 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
12157 precision not matching mode precision.
12159 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
12161 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
12162 pa_output_arg_descriptor.
12163 (call_val_symref_64bit_post_reload): Likewise.
12164 (call_val_powf_64bit_post_reload): Likewise.
12165 (sibcall_internal_symref_64bit): Likewise.
12166 (sibcall_value_internal_symref_64bit): Likewise.
12168 2016-06-28 Jakub Jelinek <jakub@redhat.com>
12170 PR middle-end/71626
12171 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
12172 a constant, force its SUBREG_REG into memory or register instead
12175 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
12178 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
12179 * doc/invoke.texi (AVR Options): Document it.
12181 2016-06-28 Walter Lee <walt@tilera.com>
12183 * config/tilegx/linux.h: Do not include arch/icache.h
12184 (CLEAR_INSN_CACHE): Provide inlined definition directly.
12185 * config/tilepro/linux.h: Do not include arch/icache.h
12186 (CLEAR_INSN_CACHE): Provide inlined definition directly.
12188 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
12190 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
12191 for big-endian BIT_FIELD_REF.
12193 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
12195 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
12196 ('size' attribute): Add '128'.
12198 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
12199 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
12200 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
12201 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
12202 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
12203 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
12204 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
12205 *trunc<mode>df2_odd): Set size attribute to '128'.
12206 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
12207 * config/rs6000/power6.md (power6-fp): Include dfp type.
12208 * config/rs6000/power7.md (power7-fp): Likewise.
12209 * config/rs6000/power8.md (power8-fp): Likewise.
12210 * config/rs6000/power9.md: New file.
12211 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
12212 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
12213 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
12215 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
12216 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
12217 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
12218 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
12219 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
12220 dfp_dscri_<mode>): Change type attribute to dfp.
12221 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
12222 attribute to vecsimple.
12223 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
12224 and prefetch streams.
12225 (rs6000_option_override_internal): Remove temporary code setting
12226 tuning to power8. Don't set rs6000_sched_groups for power9.
12227 (last_scheduled_insn): Change to rtx_insn *.
12228 (divide_cnt, vec_load_pendulum): New variables.
12229 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
12230 (rs6000_issue_rate): Set issue rate for Power9.
12231 (is_power9_pairable_vec_type): New.
12232 (power9_sched_reorder2): New.
12233 (rs6000_sched_reorder2): Call new function for Power9 specific
12235 (insn_must_be_first_in_group): Remove Power9.
12236 (insn_must_be_last_in_group): Likewise.
12237 (force_new_group): Likewise.
12238 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
12239 Initialize divide_cnt/vec_load_pendulum.
12240 (_rs6000_sched_context, rs6000_init_sched_context,
12241 rs6000_set_sched_context): Handle context save/restore of new
12244 2016-06-28 Richard Biener <rguenther@suse.de>
12246 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
12247 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
12248 COMPONENT_REF operand.
12249 (nonoverlapping_component_refs_p): Likewise.
12250 * stor-layout.c (start_bitfield_representative): Mark
12251 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
12253 2016-06-28 Jakub Jelinek <jakub@redhat.com>
12255 * Makefile.in: Don't cat ../stage_current if it does not exist.
12257 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
12258 last argument is a bit-field.
12260 PR rtl-optimization/71673
12261 * internal-fn.c (expand_arith_overflow_result_store): Use
12262 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
12263 expand_simple_binop.
12265 PR middle-end/66867
12266 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
12267 expand_ifn_atomic_compare_exchange): New functions.
12268 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
12269 * tree.h (build_call_expr_internal_loc): Rename to ...
12270 (build_call_expr_internal_loc_array): ... this. Fix up type of
12272 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
12273 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
12274 ATOMIC_COMPARE_EXCHANGE result.
12275 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
12276 * gimple-fold.h (optimize_atomic_compare_exchange_p,
12277 fold_builtin_atomic_compare_exchange): New prototypes.
12278 * gimple-fold.c (optimize_atomic_compare_exchange_p,
12279 fold_builtin_atomic_compare_exchange): New functions..
12280 * tree-ssa.c (execute_update_addresses_taken): If
12281 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
12282 of call when finding addressable vars, and if such var becomes
12283 non-addressable, call fold_builtin_atomic_compare_exchange.
12285 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
12288 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
12289 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
12291 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
12293 * config/rs6000/rs6000.md ('type' attribute): Add
12294 veclogical,veccmpfx,vecexts,vecmove insn types.
12295 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
12296 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
12297 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
12298 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
12299 *nabs<mode>2_hw): Change type to vecmove.
12300 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
12301 *boolcc<mode>3_internal, *eqv<mode>3_internal,
12302 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
12303 *ieee_128bit_vsx_abs<mode>2_internal,
12304 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
12305 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
12306 *ieee128_mtvsrd_32bit): Change type to veclogical.
12307 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
12308 *movdi_internal32, *movdi_internal64): Update insn types.
12309 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
12310 vsx_extract_<mode>): Change type to veclogical.
12311 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
12312 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
12313 *vsx_sign_extend_si_v2di): Change type to vecexts.
12314 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
12315 type to veclogical.
12316 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
12317 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
12318 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
12319 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
12320 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
12321 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
12322 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
12323 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
12324 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
12325 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
12326 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
12327 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
12328 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
12329 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
12330 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
12331 (ppc7450-vecsimple): Add veclogical, vecmove.
12332 (ppc7450-veccmp): Add veccmpfx.
12333 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
12335 (ppc8540_vector_compare): Add veccmpfx.
12336 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
12337 * config/rs6000/cell.md (cell-fp): Add fpsimple.
12338 (cell-vecsimple): Add veclogical, vecmove.
12339 (cell-veccmp): Add veccmpfx.
12340 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
12341 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
12343 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
12344 * config/rs6000/power4.md (power4-fp): Add fpsimple.
12345 (power4-vecsimple): Add veclogical, vecmove.
12346 (power4-veccmp): Add veccmpfx.
12347 * config/rs6000/power5.md (power5-fp): Add fpsimple.
12348 * config/rs6000/power6.md (power6-fp): Add fpsimple.
12349 (power6-vecsimple): Add veclogical, vecmove.
12350 (power6-veccmp): Add veccmpfx.
12351 * config/rs6000/power7.md (power7-fp): Add fpsimple.
12352 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
12353 * config/rs6000/power8.md (power8-fp): Add fpsimple.
12354 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
12355 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
12356 * config/rs6000/titan.md (titan_fp): Add fpsimple.
12357 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
12359 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
12361 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
12364 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
12365 OPTION_MASK_P9_DFORM_VECTOR.
12366 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
12367 disable -mpower9-dform-vector when using reload.
12368 (quad_address_p): Remove 'gpr_p' argument and all associated code.
12369 New 'strict' argument. Update all callers. Add strict addressing
12371 (rs6000_legitimate_offset_address_p): Remove call to
12372 virtual_stack_registers_memory_p.
12373 (rs6000_legitimize_reload_address): Add quad address support.
12374 (rs6000_legitimate_address_p): Move call to quad_address_p above
12375 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
12376 to account for new strict usage.
12377 (rs6000_output_move_128bit): Adjust quad_address_p args to account
12378 for new strict usage.
12379 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
12381 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
12388 * config/i386/i386.c (ix86_spill_class): Disable condition to
12389 always return NO_REGS.
12391 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
12393 * predict.c: Include gimple-pretty-print.h
12394 (predicted_by_loop_heuristics_p): Check also
12395 PRED_LOOP_EXIT_WITH_RECURSION
12396 (predict_loops): Find self recursive calls and use special purpose
12397 predictors for them; dump log about decisions.
12398 (pass_profile::execute): Dump info about #of iterations.
12399 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
12400 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
12402 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
12404 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
12405 output_asm_insn calls and shorten long lines. Output .CALL
12406 argument descriptor using pa_output_arg_descriptor. Add various
12407 inline $$dyncall and other optimizations.
12408 (pa_attr_length_indirect_call): Adjust ordering and lengths.
12410 2016-06-25 Jakub Jelinek <jakub@redhat.com>
12412 PR tree-optimization/71643
12413 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
12416 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
12417 leak a bitmap if dep_bb is NULL.
12419 PR tree-optimization/71631
12420 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
12421 to rewrite_expr_tree even if negate_result, move new_lhs var
12422 declaration and initialization earlier, for powi_result set afterwards
12423 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
12424 if new_lhs != lhs, and don't shadow gsi var.
12426 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
12428 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
12429 Add in_loop parameter.
12430 (predict_loops): Add loop guard heuristics.
12431 * predict.def (PRED_LOOP_GUARD): New heuristics.
12433 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
12435 * predict.c: Include ipa-utils.h
12436 (tree_bb_level_prediction): Predict recursive calls.
12437 (tree_estimate_probability_bb): Skip inexpensive calls for call
12439 * predict.def (PRED_RECURSIVE_CALL): New.
12441 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12443 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
12444 (BU_FLOAT128_1): Likewise.
12446 (COPYSIGNQ): Likewise.
12447 (RS6000_BUILTIN_NANQ): Likewise.
12448 (RS6000_BUILTIN_NANSQ): Likewise.
12449 (RS6000_BUILTIN_INFQ): Likewise.
12450 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
12451 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
12452 (TARGET_FOLD_BUILTIN): New #define.
12453 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
12454 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
12455 (rs6000_fold_builtin): New target hook implementation, handling
12456 folding of 128-bit NaNs and infinities.
12457 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
12458 entries are filled in to avoid problems during bootstrap
12459 self-test; define builtins for 128-bit NaNs and infinities.
12460 (rs6000_opt_mask): Add entry for float128.
12461 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
12462 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
12463 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
12464 (const_str_type_node): New #define.
12465 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
12466 to a define_expand that dispatches to either copysign<mode>3_soft
12467 or copysign<mode>3_hard.
12468 (copysign<mode>3_hard): Rename from copysign<mode>3.
12469 (copysign<mode>3_soft): New define_insn.
12470 * doc/extend.texi: Document new builtins.
12472 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12474 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
12475 PRIu64 instead of lu.
12477 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
12480 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
12481 copy the type name.
12483 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12485 PR tree-optimization/71647
12486 * omp-low.c (lower_rec_input_clauses): Convert
12487 omp_clause_aligned_alignment (c) to size_type_node for the
12488 last argument of __builtin_assume_aligned.
12490 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
12492 * configure.ac (calling ___tls_get_addr via GOT): New
12493 assembler/linker check.
12494 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
12495 assembler and linker supports calling ___tls_get_addr via GOT.
12496 Otherise, defined to 0.
12497 * config.in: Regenerated.
12498 * configure: Likewise.
12499 * config/i386/constraints.md (Yb): New constraint.
12500 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
12501 (REG_CLASS_NAMES): Likewise.
12502 (REG_CLASS_CONTENTS): Likewise.
12503 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
12504 the b constraint with the Yb constraint. Call ___tls_get_addr
12505 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
12507 (*tls_local_dynamic_base_32_gnu): Likewise.
12508 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
12509 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
12510 (*tls_local_dynamic_base_64_<mode>): Likewise.
12512 2016-06-24 Martin Liska <mliska@suse.cz>
12514 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
12515 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
12517 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
12518 argument to true if the expected number of iterations is
12521 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
12523 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
12524 assemble for 32bit target.
12525 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
12526 and $ld_ix86_gld_32_opt to link for 32bit target.
12527 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
12528 * configure: Regenerate.
12530 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12532 * config/arm/arm.c (int_log2): Delete definition and prototype.
12533 (shift_op): Use exact_log2 instead of int_log2.
12534 (vfp3_const_double_for_fract_bits): Likewise.
12536 2016-06-24 Jakub Jelinek <jakub@redhat.com>
12538 * internal-fn.c (expand_arith_set_overflow): New function.
12539 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
12541 (expand_arith_overflow_result_store): Likewise. Handle precision
12542 smaller than mode precision.
12543 * tree-vrp.c (extract_range_basic): For imag part, handle
12544 properly signed 1-bit precision result.
12545 * doc/extend.texi (__builtin_add_overflow): Document that last
12546 argument can't be pointer to enumerated or boolean type.
12547 (__builtin_add_overflow_p): Document that last argument can't
12548 have enumerated or boolean type.
12550 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12551 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12553 * config/rs6000/predicates.md (splat_input_operand): Rework.
12554 Don't allow constants, since the insns that use this predicate
12555 don't support constants. Constants are handled by other insns
12556 that are created via combine. During and after register
12557 allocation, only allow indexed or indirect addresses, and not
12558 general addresses. Only allow modes supported by the hardware.
12559 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
12560 comment. Move check for using VSPLTIS<x> to a common location,
12561 instead of doing it in two different places.
12563 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
12565 * config/i386/driver-i386.c (host_detect_local_cpu): Set
12566 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
12567 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
12568 signature_CENTAUR_ebx.
12570 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
12574 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
12575 (as_ix86_gas_32_opt): This.
12576 (ld_ix86_tls_ldm_opt): Renamed to ...
12577 (ld_ix86_gld_32_opt): This.
12578 (R_386_TLS_LDM reloc): Updated.
12579 (R_386_GOT32X reloc): New assembler/linker check.
12580 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
12581 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
12583 * config.in: Regenerated.
12584 * configure: Likewise.
12585 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
12586 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
12587 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
12588 if ix86_force_load_from_GOT_p returns true.
12589 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
12590 ix86_force_load_from_GOT_p returns true.
12591 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
12592 the external function address via the GOT slot.
12593 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
12594 HAVE_AS_IX86_GOT32X before returning false.
12595 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
12596 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
12598 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
12600 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
12602 2016-06-23 Andi Kleen <ak@linux.intel.com>
12604 * Makefile.in: Regenerate.
12605 * doc/install.texi: Document autoprofiledbootstrap.
12607 2016-06-23 Andi Kleen <ak@linux.intel.com>
12609 * config/i386/gcc-auto-profile: New file.
12611 2016-06-23 Martin Liska <mliska@suse.cz>
12613 PR middle-end/71619
12614 * predict.c (predict_loops): Revert the hunk that was removed
12617 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
12619 * config.gcc: Add support for arm*-*-phoenix* targets.
12620 * config/arm/t-phoenix: New.
12621 * config/phoenix.h: New.
12623 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
12624 H.J. Lu <hongjiu.lu@intel.com>
12627 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
12628 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
12629 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
12630 ix86_force_load_from_GOT_p returns true.
12631 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
12632 ix86_force_load_from_GOT_p returns true.
12633 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
12634 ix86_force_load_from_GOT_p returns true.
12635 (ix86_expand_move): Load the external function address via the
12636 GOT slot if ix86_force_load_from_GOT_p returns true.
12637 * config/i386/predicates.md (x86_64_immediate_operand): Return
12638 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
12639 (x86_64_zext_immediate_operand): Ditto.
12641 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
12643 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
12645 2016-06-22 David Malcolm <dmalcolm@redhat.com>
12648 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
12649 * diagnostic.c (pedwarn_at_rich_loc): New function.
12650 * spellcheck.h (best_match::best_match): Add a
12651 "best_distance_so_far" optional parameter.
12652 (best_match::set_best_so_far): New method.
12653 (best_match::get_best_distance): New accessor.
12654 (best_match::get_best_candidate_length): New accessor.
12656 2016-06-22 Nick Clifton <nickc@redhat.com>
12658 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
12659 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
12660 modes are accepted as well.
12661 (ucompare_loc_descriptor): Likewise.
12662 (minmax_loc_descriptor): Likewise.
12663 (clz_loc_descriptor): Likewise.
12664 (popcount_loc_descriptor): Likewise.
12665 (bswap_loc_descriptor): Likewise.
12666 (rotate_loc_descriptor): Likewise.
12667 (mem_loc_descriptor): Likewise.
12668 (loc_descriptor): Likewise.
12670 2016-06-22 David Malcolm <dmalcolm@redhat.com>
12672 * common.opt (fdiagnostics-parseable-fixits): New option.
12673 * diagnostic.c: Include "selftest.h".
12674 (print_escaped_string): New function.
12675 (print_parseable_fixits): New function.
12676 (diagnostic_report_diagnostic): Call print_parseable_fixits.
12677 (selftest::assert_print_escaped_string): New function.
12678 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
12679 (selftest::test_print_escaped_string): New function.
12680 (selftest::test_print_parseable_fixits_none): New function.
12681 (selftest::test_print_parseable_fixits_insert): New function.
12682 (selftest::test_print_parseable_fixits_remove): New function.
12683 (selftest::test_print_parseable_fixits_replace): New function.
12684 (selftest::diagnostic_c_tests): New function.
12685 * diagnostic.h (struct diagnostic_context): Add field
12686 "parseable_fixits_p".
12687 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12688 -fdiagnostics-parseable-fixits.
12689 (-fdiagnostics-parseable-fixits): New option.
12690 * opts.c (common_handle_option): Handle
12691 -fdiagnostics-parseable-fixits.
12692 * selftest-run-tests.c (selftest::run_tests): Call
12693 selftest::diagnostic_c_tests.
12694 * selftest.h (selftest::diagnostic_c_tests): New prototype.
12696 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
12698 PR tree-optimization/71488
12699 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
12700 comparison of boolean vectors.
12701 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
12702 of boolean vectors using bitwise operations.
12704 2016-06-22 Andreas Schwab <schwab@suse.de>
12706 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
12707 Remove declaration.
12709 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
12711 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
12713 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
12715 * config/i386/i386.c (print_reg): Emit an error message on attempt to
12718 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12720 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
12721 * config/arm/arm-cores.def (cortex-a73): New entry.
12722 (cortex-a73.cortex-a35): Likewise.
12723 (cortex-a73.cortex-a53): Likewise.
12724 * config/arm/arm-tables.opt: Regenerate.
12725 * config/arm/arm-tune.md: Likewise.
12726 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
12727 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12728 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
12729 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
12730 * doc/invoke.texi (ARM Options): Document cortex-a73,
12731 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
12733 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12735 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
12736 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
12737 (cortex-a73.cortex-a35): Likewise.
12738 (cortex-a73.cortex-a53): Likewise.
12739 * config/aarch64/aarch64-tune.md: Regenerate.
12740 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
12741 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
12744 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12746 * configure.ac (gcc_cv_as_compress_debug): Remove
12747 --compress-debug-sections as extra as switch.
12748 Handle gas --compress-debug-sections=type.
12749 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
12750 Handle gld --compress-debug-sections=type.
12751 * configure: Regenerate.
12753 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
12755 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
12757 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
12759 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
12760 (do_rewrite): likewise.
12762 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12764 * common/config/mep/mep-common.c: Remove.
12765 * config.gcc: Remove mep-* support.
12766 * config/mep/constraints.md: Remove.
12767 * config/mep/default.h: Remove.
12768 * config/mep/intrinsics.h: Remove.
12769 * config/mep/intrinsics.md: Remove.
12770 * config/mep/ivc2-template.h: Remove.
12771 * config/mep/mep-c5.cpu: Remove.
12772 * config/mep/mep-core.cpu: Remove.
12773 * config/mep/mep-default.cpu: Remove.
12774 * config/mep/mep-ext-cop.cpu: Remove.
12775 * config/mep/mep-intrin.h: Remove.
12776 * config/mep/mep-ivc2.cpu: Remove.
12777 * config/mep/mep-pragma.c: Remove.
12778 * config/mep/mep-protos.h: Remove.
12779 * config/mep/mep.c: Remove.
12780 * config/mep/mep.cpu: Remove.
12781 * config/mep/mep.h: Remove.
12782 * config/mep/mep.md: Remove.
12783 * config/mep/mep.opt: Remove.
12784 * config/mep/predicates.md: Remove.
12785 * config/mep/t-mep: Remove.
12786 * doc/install.texi: Remove mep-* documentation.
12787 * doc/md.texi: Likewise.
12789 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12791 * config.gcc: Remove support for avr-rtems.
12792 * config/avr/gen-avr-mmcu-specs.c: Likewise.
12793 * config/avr/rtems.h: Remove.
12794 * config/avr/t-rtems: Remove.
12796 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12798 * config.gcc: Remove m32r-rtems support.
12799 * config/m32r/rtems.h: Remove.
12801 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12803 * config.gcc: Remove h8300-rtems support.
12804 * config/h8300/rtems.h: Remove.
12805 * config/h8300/t-rtems: Remove.
12807 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12809 * config.gcc: Remove support for knetbsd.
12810 * configure.ac: Likewise.
12811 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
12812 * config/knetbsd-gnu.h: Remove.
12813 * configure: Regenerate.
12815 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12817 * config.gcc: Remove support for openbsd 2 and 3.
12818 * config/openbsd-oldgas.h: Remove.
12820 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12822 * config.gcc: Remove interix support.
12823 * config/i386/i386-interix.h: Remove.
12824 * config/i386/interix.opt: Remove.
12825 * config/i386/t-interix: Remove.
12826 * configure: Regenerate.
12827 * configure.ac: Remove interix support.
12828 * doc/install.texi: Remove interix documentation.
12830 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
12832 * config/rs6000/rs6000.h: Add conditional preprocessing directives
12833 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
12836 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12838 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
12839 they are both PLACEHOLDER_EXPRs.
12841 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12843 * stor-layout.c (layout_type): Move setting complex MODE to
12844 layout_type, instead of setting it ahead of time by the caller.
12845 * tree.c (build_complex_type): Likewise.
12847 2016-06-21 Martin Liska <mliska@suse.cz>
12849 * predict.c (force_edge_cold): Replace imposisble with
12852 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12854 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
12855 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
12857 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
12859 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
12861 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
12862 Ilya Enkovich <ilya.enkovich@intel.com>
12865 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12866 New member function to convert V1TImode register to SUBREG
12867 TImode in debug insn.
12868 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
12869 after changing register mode to V1TImode.
12871 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
12873 * config/aarch64/aarch64-cores.def (vulcan): New core.
12874 * config/aarch64/aarch64-tune.md: Regenerate.
12875 * doc/invoke.texi: Document vulcan as an available option.
12877 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
12879 * cse.c (canon_asm_operands): New function extracted from...
12880 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
12881 either standalone or member of a PARALLEL.
12883 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12886 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
12887 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
12888 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
12890 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
12893 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
12894 constant addresses if can_create_pseudo_p.
12896 2016-06-21 Jakub Jelinek <jakub@redhat.com>
12898 PR tree-optimization/71588
12899 * tree-ssa-strlen.c (valid_builtin_call): New function.
12900 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
12903 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12905 PR middle-end/71581
12906 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
12907 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
12908 for conversion of scalar user var to complex type and use the
12909 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
12912 PR rtl-optimization/71591
12913 * toplev.c (toplev::run_self_tests): If no_backend, complain and
12914 don't run any tests.
12916 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
12919 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
12920 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
12921 space for PIC with non-v32 and the common non-PIC "jump".
12923 2016-06-20 Jakub Jelinek <jakub@redhat.com>
12926 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
12927 returned values and add UN*/LTGT/*ORDERED cases with values matching
12928 D operand modifier on vcmp for AVX.
12930 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12932 * config/aarch64/aarch64.opt
12933 (mpc-relative-literal-loads): Rename internal option name.
12934 * config/aarch64/aarch64.c
12935 (aarch64_nopcrelative_literal_loads): Rename to
12936 aarch64_pcrelative_literal_loads.
12937 (aarch64_expand_mov_immediate): Likewise.
12938 (aarch64_secondary_reload): Likewise.
12939 (aarch64_can_use_per_function_literal_pools_p): Likewise.
12940 (aarch64_override_options_after_change_1): Rename and simplify logic.
12941 (aarch64_classify_symbol): Merge large model checks into switch,
12942 remove pc-relative load check.
12944 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12946 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
12947 costs relative to the cost of a register move.
12949 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12951 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
12952 (vcvt_n_f64_u64): Likewise.
12953 (vcvt_n_s64_f64): Likewise.
12954 (vcvt_n_u64_f64): Likewise.
12955 (vcvt_f64_s64): Likewise.
12956 (vrecpe_f64): Likewise.
12957 (vcvt_f64_u64): Likewise.
12958 (vrecps_f64): Likewise.
12960 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12962 * config/aarch64/aarch64.md
12963 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
12965 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
12967 * config/aarch64/aarch64-builtins.c
12968 (aarch64_types_binop_uss_qualifiers): Delete.
12969 (TYPES_BINOP_USS): Likewise.
12970 (aarch64_types_binop_sus_qualifiers): Likewise.
12971 (TYPES_BINOP_SUS): Likewise.
12972 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
12973 (TYPES_FCVTIMM_SUS): Likewise.
12974 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
12976 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
12977 (fcvtzs): Use SHIFTIMM rather than BINOP.
12978 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
12980 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
12982 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
12983 costs relative to the cost of a register move.
12985 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12987 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
12988 Allow scalar/single vector modes to be tieable.
12990 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
12992 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
12994 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12996 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
12998 * tree.h (TYPE_ALIGN): Likewise.
13000 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
13003 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
13005 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
13007 * config/avr/avr.c (avr_print_operand): Fix "format not a string
13008 literal" build warnings.
13009 (avr_print_operand_address): Dito.
13011 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
13014 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
13015 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
13017 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
13019 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
13021 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
13024 * reload1.c (reload): Pass 0 to finish_spills when called because
13025 update_eliminables_and_spill returns true and remove did_spill.
13026 (finish_spills): Adjust comment and document GLOBAL parameter.
13028 2016-06-17 DJ Delorie <dj@redhat.com>
13031 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
13032 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
13033 (umulqihi3_virt): Likewise.
13034 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
13035 (umulqihi3_real): Likewise.
13037 2016-06-17 Martin Liska <mliska@suse.cz>
13039 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
13041 2016-06-17 Martin Liska <mliska@suse.cz>
13043 * predict.def: PRED_LOOP_EXIT from 92 to 85.
13045 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
13047 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
13049 (vaddq_f32): Likewise.
13050 (vmul_f32): Likewise.
13051 (vmulq_f32): Likewise.
13052 (vsub_f32): Likewise.
13053 (vsubq_f32): Likewise.
13055 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13057 PR tree-optimization/71347
13058 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
13059 cost for all uses in group.
13061 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13063 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
13064 insert gimple seq if it's not empty.
13066 2016-06-17 Bin Cheng <bin.cheng@arm.com>
13068 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
13070 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
13071 rather than OFFSET.
13072 (comp_dr_with_seg_len_pair): Ditto.
13073 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
13074 struct dr_with_seg_len_pair against DR_OFFSET.
13075 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
13076 DR_OFFSET directly.
13078 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
13080 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
13082 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
13084 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
13085 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
13086 (pa_output_millicode_call): Likewise.
13087 (pa_output_call): Likewise.
13088 (pa_output_indirect_call): Likewise.
13089 (pa_asm_output_mi_thunk): Likewise.
13091 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
13093 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
13095 2016-06-16 Martin Liska <mliska@suse.cz>
13097 * predict.c (combine_predictions_for_insn): When we find a first
13098 match predictor, we should consider just predictors with
13099 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
13100 DS theory predictor.
13101 (combine_predictions_for_bb): Likewise.
13103 2016-06-16 Jakub Jelinek <jakub@redhat.com>
13105 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
13106 with base of reference to struct.
13108 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
13110 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
13112 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13115 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
13116 progmem_swtable_section.
13117 (progmem_swtable_section): Remove.
13118 (avr_asm_function_rodata_section): Remove.
13119 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
13120 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
13122 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
13124 * config/i386/driver-i386.c (host_detect_local_cpu): Set
13125 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
13126 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
13127 signature_CENTAUR_ebx.
13128 * config/i386/i386.c (ix86_option_override_internal): Add
13129 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
13130 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
13131 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
13133 2016-06-16 Martin Liska <mliska@suse.cz>
13135 * predict.def: Add fortran loop preheader predictor.
13136 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
13137 fold IFN_BUILTIN_EXPECT with a known constant argument.
13139 2016-06-16 Martin Liska <mliska@suse.cz>
13141 * predict.def: Add 'Fortran' to display text of all
13142 PRED_FORTRAN_* predictors.
13144 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
13147 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
13148 [IA64_BUILTIN_NANSQ]: Ditto.
13149 (ia64_fold_builtin): New function.
13150 (TARGET_FOLD_BUILTIN): New define.
13151 (ia64_init_builtins) Declare const_string_type node.
13152 Add __builtin_nanq and __builtin_nansq builtin functions.
13153 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
13155 2016-06-16 Nick Clifton <nickc@redhat.com>
13157 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
13158 MSP430_HWMULT_ prefix to enum values.
13159 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
13160 * config/msp430/msp430.c: Update use of enum values.
13161 * config/msp430/msp430.md: Likewise.
13162 * config/msp430/msp430.opt: Likewise.
13164 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
13166 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
13167 of comparsions in the last iteration.
13169 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
13170 Joern Rennecke <joern.rennecke@embecosm.com>
13172 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
13174 (arc_needs_pcl_p): Add GOTOFFPC.
13175 (arc_legitimate_pic_addr_p): Likewise.
13176 (arc_output_pic_addr_const): Likewise.
13177 (arc_legitimize_pic_address): Generate a pc-relative address using
13179 (arc_output_libcall): Use @pcl syntax.
13180 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
13181 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
13182 (*movsi_insn): Use @pcl syntax.
13183 (doloop_begin_i): Likewise.
13185 2016-06-16 Martin Liska <mliska@suse.cz>
13187 * predict.def: Define a new predictor.
13189 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
13191 * config/arc/arc.opt (mtp-regno): Update text.
13193 2016-06-16 Renlin Li <renlin.li@arm.com>
13195 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
13197 2016-06-16 Jakub Jelinek <jakub@redhat.com>
13200 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
13201 (setcc + and peephole2): Likewise.
13203 PR rtl-optimization/71532
13204 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
13207 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
13209 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
13210 DImode constants with XXSPLTIB in vector registers.
13211 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
13212 vsx_extract_<mode>_internal{1,2} into a single insn that handles
13213 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
13214 extraction of the element at the top of the register as a scalar
13216 (vsx_extract_<mode>_internal1): Likewise.
13217 (vsx_extract_<mode>_internal2): Likewise.
13218 * config/rs6000/constraints.md (wi constraint): Remove a comment
13219 about DImode not being allowed in Altivec registers.
13220 (wB constraint): New constraint for constants that can be
13221 generated in Altivec registers with VSPLTISW/VUPKHSW.
13222 * config/rs6000/predicates.md (xxspltib_constant_split): Update
13224 (xxspltib_constant_nosplit): Likewise.
13225 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
13226 support for -mupper-regs-di to enable DImode to go into Altivec
13228 (POWERPC_MASKS): Likewise.
13229 (power7 cpu): Likewise.
13230 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
13231 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
13232 for DImode being allowed in Altivec registers. Update wi/wj
13233 constraints. Set scalar_in_vmx_p flag.
13234 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
13235 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
13236 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
13237 (rs6000_opt_masks): Add -mupper-regs-di.
13238 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
13239 direct move to use wi and not wj.
13240 (lfiwzx): Likewise.
13241 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
13243 (floatunssi<mode>2_lfiwzx_mem): Likewise.
13244 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
13245 any VSX register, instead of just Altivec registers, to allow
13246 either operand to be an Altivec register or both.
13247 (fixuns_trunc<mode>di2_fctiduz): Likewise.
13248 (movdi_internal32): Add support for -mupper-regs-di. Add support
13249 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
13250 the alternatives and attributes to be lined up to be easier to
13252 (movdi_internal64): Likewise.
13253 (64-bit DImode splitters): Change predicates to only split loading
13254 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
13255 load constants in ISA 3.0 or ISA 2.07 respectively.
13256 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
13257 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
13258 mention -mcpu=power9 sets these options.
13259 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
13262 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13265 * config/avr/avr.c (avr_set_current_function): Warn misspelled
13266 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
13267 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
13268 by default to warn misspelled interrupt/ signal handler.
13269 * doc/invoke.texi (AVR Options): Document it. Update description
13270 for -nodevicelib option.
13272 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13274 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
13275 up parentheses. Use GET_MODE_UNIT_BITSIZE.
13276 (aarch64_<sur>shll2_n<mode>): Likewise.
13278 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
13280 PR middle-end/71529
13281 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
13282 DECL_CONTEXT for copied arguments.
13284 2016-06-15 Alan Hayward <alan.hayward@arm.com>
13286 PR tree-optimization/71483
13287 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
13290 2016-06-15 Martin Liska <mliska@suse.cz>
13292 * predict.c (tree_predict_by_opcode): Call predict_edge_def
13293 instead of predict_edge w/o a probability.
13295 2016-06-15 Alan Hayward <alan.hayward@arm.com>
13297 PR tree-optimization/71439
13298 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
13301 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13303 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
13304 register subregs in SET_SRC.
13306 2016-06-15 Richard Biener <rguenther@suse.de>
13308 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
13309 store restrictions.
13311 2016-06-15 Richard Biener <rguenther@suse.de>
13313 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
13314 not consider dependences between accesses that belong to the
13316 (vect_analyze_data_ref_dependences): Do not analyze read-read
13317 or self-dependences.
13319 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13321 * spellcheck-tree.c: Include spellcheck-tree.h rather than
13323 (find_closest_identifier): Reimplement in terms of
13324 best_match<tree,tree>.
13325 * spellcheck-tree.h: New file.
13326 * spellcheck.c (struct edit_distance_traits<const char *>): New
13328 (find_closest_string): Reimplement in terms of
13329 best_match<const char *, const char *>.
13330 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
13331 overload to spellcheck-tree.h.
13332 (find_closest_identifier): Likewise.
13333 (struct edit_distance_traits<T>): New template.
13334 (class best_match): New class.
13336 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13338 * selftest-run-tests.c (selftest::run_tests): Call
13339 selftest::spellcheck_tree_c_tests.
13340 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
13341 * spellcheck-tree.c: Include selftest.h and stringpool.h.
13342 (selftest::test_find_closest_identifier): New function.
13343 (selftest::spellcheck_tree_c_tests): New function.
13344 * spellcheck.c (selftest::test_find_closest_string): Verify that
13345 the order of the vec does not affect the results for this case.
13346 (selftest::test_data): New array.
13347 (selftest::test_metric_conditions): New function.
13348 (selftest::spellcheck_c_tests): Add a test of case-comparison.
13349 Call selftest::test_metric_conditions.
13351 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13353 * config/rs6000/rs6000-builtin.def (commentary): Typo.
13354 (BU_P9_MISC_1): Likewise.
13355 (BU_P9_64BIT_MISC_0): Likewise.
13356 (BU_P9_MISC_0): Likewise.
13358 2016-06-14 David Malcolm <dmalcolm@redhat.com>
13360 * gcc-rich-location.c
13361 (gcc_rich_location::add_fixit_misspelled_id): New method.
13362 * gcc-rich-location.h
13363 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
13365 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
13367 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
13368 FreeBSD 11 and above.
13370 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
13372 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
13374 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13376 * expmed.h: Close parenthesis in "at your option" in copyright
13378 * lower-subreg.h: Likewise.
13380 2016-06-14 Richard Biener <rguenther@suse.de>
13382 PR middle-end/71526
13383 * genmatch.c (expr::gen_transform): Use in_type for comparisons
13386 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13388 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
13390 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
13391 mask+shift version.
13392 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
13394 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
13395 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
13397 2016-06-14 Richard Biener <rguenther@suse.de>
13399 PR tree-optimization/71522
13400 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
13401 copying into float copying.
13403 2016-06-14 Jakub Jelinek <jakub@redhat.com>
13405 PR tree-optimization/71520
13406 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
13407 (replace_block_by): Move user labels from bb1 to bb2.
13409 2016-06-14 Richard Biener <rguenther@suse.de>
13411 PR middle-end/71310
13413 * expr.h (get_bit_range): Declare.
13414 * expr.c (get_bit_range): Export.
13415 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
13416 word_mode again to constrain the bitfield access.
13418 2016-06-14 Richard Biener <rguenther@suse.de>
13420 PR tree-optimization/71521
13421 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
13422 division int_const_binop against zero divisor.
13424 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13426 * config/i386/i386.md (signbittf2): New expander.
13427 * config/i386/sse.md (ptesttf2): New insn pattern.
13429 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13432 * input.c (selftest::test_reading_source_line): Avoid reading from
13433 __FILE__ by creating a tempfile with known content and reading
13436 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13438 * pretty-print.c (assert_pp_format_colored): Skip the test if
13440 (test_pp_format): Remove comment about GCC_COLORS.
13442 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13444 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
13445 * pretty-print.c (assert_pp_format_va): Add location param and use
13446 it with ASSERT_STREQ_AT.
13447 (assert_pp_format): Add location param and pass it to
13448 assert_pp_format_va.
13449 (assert_pp_format_colored): Likewise.
13450 (ASSERT_PP_FORMAT_1): New.
13451 (ASSERT_PP_FORMAT_2): New.
13452 (ASSERT_PP_FORMAT_3): New.
13453 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
13454 explicitly, or implicitly via the above macros.
13455 * selftest.c (selftest::pass): Use a selftest::location rather
13456 than file and line.
13457 (selftest::fail): Likewise. Print the function name.
13458 (selftest::fail_formatted): Likewise.
13459 (selftest::assert_streq): Use a selftest::location rather than
13461 * selftest.h (selftest::location): New struct.
13462 (SELFTEST_LOCATION): New macro.
13463 (selftest::pass): Accept a const location & rather than file
13465 (selftest::fail): Likewise.
13466 (selftest::fail_formatted): Likewise.
13467 (selftest::assert_streq): Likewise.
13468 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
13469 (ASSERT_FALSE): Likewise.
13470 (ASSERT_EQ): Likewise.
13471 (ASSERT_NE): Likewise.
13472 (ASSERT_STREQ): Likewise.
13473 (ASSERT_PRED1): Likewise.
13474 (ASSERT_STREQ_AT): New macro.
13476 2016-06-13 David Malcolm <dmalcolm@redhat.com>
13478 * selftest.c (selftest::fail_formatted): New function.
13479 (selftest::assert_streq): New function.
13480 * selftest.h (selftests::fail_formatted): New decl.
13481 (selftest::assert_streq): New decl.
13482 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
13484 2016-06-13 Jeff Law <law@redhat.com>
13486 PR tree-optimization/71403
13487 * tree-ssa-threadbackward.c
13488 (convert_and_register_jump_thread_path): No longer accept reference
13489 to path. Do not pop items off the path anymore.
13490 (fsm_find_control_statement_thread_paths): Do not allow threading
13491 to a deeper loop nest. Pop the last item off the path here rather
13492 than in convert_and_register_jump_thread_path.
13494 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13495 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
13497 [AArch64] Emit division using the Newton series
13499 * config/aarch64/aarch64-protos.h
13500 (cpu_approx_modes): Add new member "division".
13501 (aarch64_emit_approx_div): Declare new function.
13502 * config/aarch64/aarch64.c
13503 (generic_approx_modes): New member "division".
13504 (exynosm1_approx_modes): Likewise.
13505 (xgene1_approx_modes): Likewise.
13506 (aarch64_emit_approx_div): Define new function.
13507 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
13508 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
13509 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
13510 * doc/invoke.texi (-mlow-precision-div): Describe new option.
13512 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13513 Wilco Dijkstra <wilco.dijkstra@arm.com>
13515 [AArch64] Emit square root using the Newton series
13517 * config/aarch64/aarch64-protos.h
13518 (aarch64_emit_approx_rsqrt): Replace with new function
13519 "aarch64_emit_approx_sqrt".
13520 (cpu_approx_modes): New member "sqrt".
13521 * config/aarch64/aarch64.c
13522 (generic_approx_modes): New member "sqrt".
13523 (exynosm1_approx_modes): Likewise.
13524 (xgene1_approx_modes): Likewise.
13525 (aarch64_emit_approx_rsqrt): Replace with new function
13526 "aarch64_emit_approx_sqrt".
13527 (aarch64_override_options_after_change_1): Handle new option.
13528 * config/aarch64/aarch64-simd.md
13529 (rsqrt<mode>2): Use new function instead.
13530 (sqrt<mode>2): New expansion and insn definitions.
13531 * config/aarch64/aarch64.md: Likewise.
13532 * config/aarch64/aarch64.opt
13533 (mlow-precision-sqrt): Add new option description.
13534 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
13536 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
13538 [AArch64] Add more choices for the reciprocal square root approximation
13540 Allow a target to prefer such operation depending on the operation mode.
13542 * config/aarch64/aarch64-protos.h
13543 (AARCH64_APPROX_MODE): New macro.
13544 (AARCH64_APPROX_{NONE,ALL}): Likewise.
13545 (cpu_approx_modes): New structure.
13546 (tune_params): New member "approx_modes".
13547 * config/aarch64/aarch64-tuning-flags.def
13548 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
13549 * config/aarch64/aarch64.c
13550 (generic_approx_modes): New core "cpu_approx_modes" structure.
13551 (exynosm1_approx_modes): Likewise.
13552 (xgene1_approx_modes): Likewise.
13553 (generic_tunings): New member "approx_modes".
13554 (cortexa35_tunings): Likewise.
13555 (cortexa53_tunings): Likewise.
13556 (cortexa57_tunings): Likewise.
13557 (cortexa72_tunings): Likewise.
13558 (exynosm1_tunings): Likewise.
13559 (thunderx_tunings): Likewise.
13560 (xgene1_tunings): Likewise.
13561 (use_rsqrt_p): New argument for the mode and use new member from
13563 (aarch64_builtin_reciprocal): Devise mode from builtin.
13564 (aarch64_optab_supported_p): New argument for the mode.
13565 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
13567 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
13569 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
13570 RS6000_BTM_MODULO flag into the set of flags that are considered
13571 to be part of the common configuration.
13573 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
13575 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
13576 difference unsigned.
13577 (vec_absdb): New macro for vector absolute difference unsigned
13579 (vec_absdh): New macro for vector absolute difference unsigned
13581 (vec_absdw): New macro for vector absolute difference unsigned word.
13582 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
13583 (vadu<mode>3): New insn.
13584 (*p9_vadu<mode>3): New insn.
13585 * config/rs6000/rs6000-builtin.def (vadub): New built-in
13587 (vaduh): New built-in definition.
13588 (vaduw): New built-in definition.
13589 (vadu): New overloaded built-in definition.
13590 (vadub): New overloaded built-in definition.
13591 (vaduh): New overloaded built-in definition.
13592 (vaduw): New overloaded built-in definition.
13593 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13594 overloaded vector absolute difference unsigned functions.
13595 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13596 the ISA 3.0 vector absolute difference unsigned built-in functions.
13598 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
13600 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
13601 update shared_lookup_references only once after changing operands.
13603 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
13605 PR middle-end/71373
13606 * tree-nested.c (convert_nonlocal_omp_clauses)
13607 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
13609 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
13610 * tree.def (CASE_LABEL_EXPR): Likewise.
13612 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13615 * input.c (test_builtins): Fix an assertion.
13617 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13619 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
13620 (paritysi2): Ditto.
13622 (isinf<mode>2): Ditto.
13624 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
13626 * ggc-tests.c (test_finalization): Only test need_finalization_p
13627 for GCC_VERSION >= 4003.
13629 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13631 * config/s390/vecintrin.h: Fix file description in comment.
13633 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13635 * config/s390/s390-builtin-types.def: Change builtin type naming
13636 scheme to match builtin-types.def.
13638 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
13640 * fold-const.c (optimize_minmax_comparison): Remove.
13641 (fold_comparison): Remove call to the above.
13642 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
13643 New transformations.
13645 2016-06-13 Alan Hayward <alan.hayward@arm.com>
13647 PR tree-optimization/71416
13648 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
13651 2016-06-13 Martin Liska <mliska@suse.cz>
13653 * predict.c (enum predictor_reason): Prefix enum with REASON_.
13654 (combine_predictions_for_insn): Likewise.
13655 (prune_predictions_for_bb): Likewise.
13656 (combine_predictions_for_bb): Likewise.
13658 2016-06-13 Richard Biener <rguenther@suse.de>
13660 PR tree-optimization/71505
13661 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
13662 assert match comment.
13664 2016-06-13 Marek Polacek <polacek@redhat.com>
13666 PR middle-end/71476
13667 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
13668 gimplify_switch_expr.
13669 (warn_switch_unreachable_r): New function.
13671 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13674 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
13677 2016-06-13 Richard Biener <rguenther@suse.de>
13679 PR middle-end/64516
13680 * fold-const.c (fold_unary_loc): Preserve alignment when
13681 folding a VIEW_CONVERT_EXPR into a MEM_REF.
13683 2016-06-13 Martin Liska <mliska@suse.cz>
13686 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
13687 w/ -fsanitize=bounds.
13689 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
13691 * config/i386/i386.c (ix86_init_builtins): Calculate
13692 FLOAT128_FTYPE_CONST_STRING function type only once.
13693 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
13694 built-in functions are available for x86-32 and x86-64 targets.
13696 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
13699 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
13700 New primitive type.
13701 (FLOAT128_FTYPE_CONST_STRING): New function type.
13702 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
13703 [IX86_BUILTIN_NANSQ]: Ditto.
13704 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13705 (ix86_init_builtin_types): Declare const_string_type_node.
13706 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
13708 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
13709 * doc/extend.texi (x86 Built-in Functions): Document
13710 __builtin_nanq and __builtin_nansq.
13712 2016-06-11 Jiong Wang <jiong.wang@arm.com>
13715 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
13716 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
13717 length for pop patterns.
13718 (arm_attr_length_push_multi): Update comments.
13719 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
13721 (*pop_multiple_with_writeback_and_return): Likewise.
13722 (*pop_multiple_with_return): Likewise.
13724 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
13726 PR middle-end/71310
13727 * fold-const.c (optimize_bit_field_compare): Don't try to use
13728 word_mode unconditionally for reading the bit field, look at
13729 DECL_BIT_FIELD_REPRESENTATIVE instead.
13731 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
13733 PR middle-end/71478
13734 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
13735 vector integer type.
13737 2016-06-10 Jakub Jelinek <jakub@redhat.com>
13739 PR middle-end/71494
13740 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
13741 without LABEL_DECL, set *handled_ops_p to false instead of true.
13743 2016-06-10 Martin Sebor <msebor@redhat.com>
13746 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
13747 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
13748 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
13750 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
13751 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
13752 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
13753 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
13754 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
13755 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
13756 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
13757 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
13759 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13761 * config/arm/arm.h (pool_vector_label,
13762 return_used_this_function): Remove.
13764 2016-06-10 Jeff Law <law@redhat.com>
13766 PR tree-optimization/71335
13767 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
13768 zero length paths here.
13769 (convert_and_register_jump_thread_path): Remove hacks related to
13770 duplicated blocks in the jump thread path.
13771 (fsm_find_control_statement_thread_paths): Avoid putting the same
13772 block on the thread path twice, but ensure the thread path is
13773 unchanged from the caller's point of view.
13775 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13777 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
13778 * predict.def (PRED_LOOP_BRANCH): Remove.
13780 2016-06-10 David Malcolm <dmalcolm@redhat.com>
13782 * Makefile.in (OBJS): Add ggc-tests.o.
13783 (GTFILES): Add ggc-tests.c.
13784 * ggc-tests.c: New file.
13785 * selftest-run-tests.c (selftest::run_tests): Call
13786 selftest::ggc_tests_c_tests.
13787 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
13789 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
13791 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
13793 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
13796 * varasm.c (place_block_symbol): Adjust alignment for asan protected
13797 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
13799 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
13801 * profile.c: Include cfgloop.h.
13802 (branch_prob): Compute estimated number of iterations.
13803 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
13804 recompute estimate number of iterations from profile.
13806 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13808 PR inline-asm/68843
13809 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
13810 must be grouped on top of stack. Don't force early clobber
13811 on ordinary reg outputs.
13813 2016-06-10 Richard Biener <rguenther@suse.de>
13815 * targhooks.c (default_builtin_vectorization_cost): Adjust
13816 vec_construct cost.
13818 2016-06-10 Richard Biener <rguenther@suse.de>
13820 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
13821 to fold the RHS to a constant if possible.
13823 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
13825 PR middle-end/71373
13826 * tree-nested.c (convert_nonlocal_omp_clauses)
13827 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
13828 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
13829 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
13831 * gimplify.c (gimplify_adjust_omp_clauses): Discard
13833 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
13835 * omp-low.c (scan_sharing_clauses): Don't expect
13836 OMP_CLAUSE__CACHE_.
13838 2016-06-10 Alan Hayward <alan.hayward@arm.com>
13840 PR tree-optimization/71407
13841 PR tree-optimization/71416
13842 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
13843 BIT_FIELD_REF type.
13845 2016-06-10 Richard Biener <rguenther@suse.de>
13847 PR middle-end/71477
13848 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
13850 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
13852 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
13854 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
13855 Jiong Wang <jiong.wang@arm.com>
13857 PR rtl-optimization/70751
13858 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
13859 spilled into memory.
13861 2016-06-09 Jonathan Yong <10walls@gmail.com>
13864 2015-09-21 Jonathan Yong <10walls@gmail.com>
13866 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
13867 sysroot/usr/lib/32api for additional win32 libraries,
13868 fixes failing Cygwin bootstrapping.
13870 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
13872 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
13875 2016-06-09 David Malcolm <dmalcolm@redhat.com>
13878 * pretty-print.c (pp_indent): Specify that %p is printed in a
13879 host-dependent manner.
13880 (test_pp_format): Remove the test for %p.
13882 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
13884 * config/mips/mips.c (mips_output_jump): Fix formatting.
13886 2016-06-09 Richard Biener <rguenther@suse.de>
13888 PR tree-optimization/71462
13889 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
13892 2016-06-09 Martin Liska <mliska@suse.cz>
13894 * predict.c (dump_prediction): Add new argument.
13895 (enum predictor_reason): New enum.
13896 (struct predictor_hash): New struct.
13897 (predictor_hash::hash): New function.
13898 (predictor_hash::equal): Likewise.
13899 (not_removed_prediction_p): New function.
13900 (prune_predictions_for_bb): Likewise.
13901 (combine_predictions_for_bb): Prune predictions.
13903 2016-06-09 Martin Liska <mliska@suse.cz>
13905 * predict.c (filter_predictions): New function.
13906 (remove_predictions_associated_with_edge): Use the filter
13908 (equal_edge_p): New function.
13910 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
13912 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
13913 Correct usage of @samp vs @option, add @samp where appropriate.
13914 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
13915 Add armv6s-m and document it, as it is no official ARM name.
13917 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13919 * ifcvt.c (struct noce_if_info): Add transform_name field.
13920 (noce_try_move): Set if_info->transform_name to the function name.
13921 (noce_try_ifelse_collapse): Likewise.
13922 (noce_try_store_flag): Likewise.
13923 (noce_try_inverse_constants): Likewise.
13924 (noce_try_store_flag_constants): Likewise.
13925 (noce_try_addcc): Likewise.
13926 (noce_try_store_flag_mask): Likewise.
13927 (noce_try_cmove): Likewise.
13928 (noce_try_cmove_arith): Likewise.
13929 (noce_try_minmax): Likewise.
13930 (noce_try_abs): Likewise.
13931 (noce_try_sign_mask): Likewise.
13932 (noce_try_bitop): Likewise.
13933 (noce_convert_multiple_sets): Likewise.
13934 (noce_process_if_block): Print if_info->transform_name to
13935 dump_file if transformation succeeded.
13937 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13939 * config/arm/cortex-a57.md (cortex_a57_alu):
13942 2016-06-08 Martin Sebor <msebor@redhat.com>
13943 Jakub Jelinek <jakub@redhat.com>
13947 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
13948 BUILT_IN_MUL_OVERFLOW_P): New builtins.
13949 * builtins.c: Include gimple-fold.h.
13950 (fold_builtin_arith_overflow): Handle
13951 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
13952 (fold_builtin_3): Likewise.
13953 * doc/extend.texi (Integer Overflow Builtins): Document
13954 __builtin_{add,sub,mul}_overflow_p.
13956 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
13958 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
13959 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
13961 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
13963 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
13964 Rewrite, looking one level down for records and arrays.
13966 2016-06-08 David Malcolm <dmalcolm@redhat.com>
13968 * pretty-print.c: Include "selftest.h".
13969 (pp_format): Fix comment.
13970 (identifier_to_locale): Likewise.
13971 (selftest::test_basic_printing): New function.
13972 (selftest::assert_pp_format): New function.
13973 (selftest::test_pp_format): New function.
13974 (selftest::pretty_print_c_tests): New function.
13975 * selftest-run-tests.c (selftest::run_tests): Call
13976 selftest::pretty_print_c_tests.
13977 * selftest.h (pretty_print_c_tests): New declaration.
13979 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
13981 * invoke.texi (max-loop-headers-insns): Document.
13982 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
13983 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
13984 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
13986 2016-06-08 Richard Biener <rguenther@suse.de>
13988 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
13989 on strided SLP loads and fall back to scalar loads in case
13990 we can't chunk them.
13992 2016-06-08 Richard Biener <rguenther@suse.de>
13994 PR tree-optimization/71452
13995 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
13996 type used for the SSA rewrite has enough precision to cover
13997 the dynamic type of the location.
13999 2016-06-08 Jakub Jelinek <jakub@redhat.com>
14000 Richard Biener <rguenther@suse.de>
14003 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
14004 the same as DECL_P (base0) for indirect_base0. Use equality_code
14005 in one further place.
14007 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
14009 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
14010 to one word if the field is known to overlap other words.
14011 (extract_bit_field_1): Likewise.
14012 (store_split_bit_field): Remove compensating code.
14013 (extract_split_bit_field): Likewise.
14015 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
14019 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
14021 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14023 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
14025 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
14026 (arch64_addpv4sf): Delete.
14027 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
14028 "gen_aarch64_addpv4sf".
14029 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
14031 (vpadds_f32): Likewise.
14032 (vpaddq_f32): Likewise.
14033 (vpaddq_f64): Likewise.
14035 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14037 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
14039 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
14040 to VALLF. Rename to "fabd<mode>3".
14041 "*fabd_scalar<mode>3): Delete.
14042 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
14044 (vabdd_f64): Likewise.
14045 (vabd_f32): Likewise.
14046 (vabd_f64): Likewise.
14047 (vabdq_f32): Likewise.
14048 (vabdq_f64): Likewise.
14050 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14052 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
14054 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
14055 "aarch64_rsqrts<mode>".
14056 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
14057 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
14059 (vrsqrtsd_f64): Likewise.
14060 (vrsqrts_f32): Likewise.
14061 (vrsqrts_f64): Likewise.
14062 (vrsqrtsq_f32): Likewise.
14063 (vrsqrtsq_f64): Likewise.
14065 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14067 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
14069 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
14070 "aarch64_rsqrte<mode>".
14071 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
14072 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
14074 (vrsqrted_f64): Likewise.
14075 (vrsqrte_f32): Likewise.
14076 (vrsqrte_f64): Likewise.
14077 (vrsqrteq_f32): Likewise.
14078 (vrsqrteq_f64): Likewise.
14080 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14082 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
14084 (fcvtzs): Likewise.
14085 (fcvtzu): Likewise.
14086 * config/aarch64/aarch64-simd.md
14087 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
14088 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
14089 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
14091 (vcvt_n_f32_u32): Likewise.
14092 (vcvt_n_s32_f32): Likewise.
14093 (vcvt_n_u32_f32): Likewise.
14094 (vcvtq_n_f32_s32): Likewise.
14095 (vcvtq_n_f32_u32): Likewise.
14096 (vcvtq_n_f64_s64): Likewise.
14097 (vcvtq_n_f64_u64): Likewise.
14098 (vcvtq_n_s32_f32): Likewise.
14099 (vcvtq_n_s64_f64): Likewise.
14100 (vcvtq_n_u32_f32): Likewise.
14101 (vcvtq_n_u64_f64): Likewise.
14102 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
14103 (VSDQ_SDI): Likewise.
14104 (fcvt_target): Support V4DI, V4SI and V2SI.
14105 (FCVT_TARGET): Likewise.
14107 2016-06-08 Jiong Wang <jiong.wang@arm.com>
14109 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
14110 (TYPES_BINOP_SUS): Likewise.
14111 (aarch64_simd_builtin_data): Update include file name.
14112 (aarch64_builtins): Likewise.
14113 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
14114 for conversion between scalar float-point and fixed-point.
14116 (fcvtzs): Likewise.
14117 (fcvtzu): Likewise.
14118 * config/aarch64/aarch64.md
14119 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
14120 pattern for conversion between scalar float to fixed-pointer.
14121 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
14122 (UNSPEC_FCVTZS): New UNSPEC enumeration.
14123 (UNSPEC_FCVTZU): Likewise.
14124 (UNSPEC_SCVTF): Likewise.
14125 (UNSPEC_UCVTF): Likewise.
14126 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
14128 (vcvtd_n_f64_u64): Likewise.
14129 (vcvtd_n_s64_f64): Likewise.
14130 (vcvtd_n_u64_f64): Likewise.
14131 (vcvtd_n_f32_s32): Likewise.
14132 (vcvts_n_f32_u32): Likewise.
14133 (vcvtd_n_s32_f32): Likewise.
14134 (vcvts_n_u32_f32): Likewise.
14135 * config/aarch64/iterators.md (fcvt_target): Support integer to float
14137 (FCVT_TARGET): Likewise.
14138 (FCVT_FIXED2F): New iterator.
14139 (FCVT_F2FIXED): Likewise.
14140 (fcvt_fixed_insn): New define_int_attr.
14142 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14144 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
14145 some statements was removed.
14147 2016-06-08 Alan Hayward <alan.hayward@arm.com>
14149 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
14150 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
14151 (vect_can_advance_ivs_p): likewise.
14152 (vect_update_ivs_after_vectorizer): likewise.
14153 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
14154 (vect_analyze_scalar_cycles_1): likewise.
14155 (vect_analyze_loop_operations): likewise.
14156 (report_vect_op): likewise.
14157 (vect_is_slp_reduction): likewise.
14158 (vect_is_simple_reduction): likewise.
14159 (get_initial_def_for_induction): likewise.
14160 (vect_transform_loop): likewise.
14161 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
14162 (vect_recog_sad_pattern): likewise.
14163 (vect_recog_widen_sum_pattern): likewise.
14164 (vect_recog_widening_pattern): likewise.
14165 (vect_recog_divmod_pattern): likewise.
14166 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
14167 (vect_analyze_slp_instance): likewise.
14168 (vect_transform_slp_perm_load): likewise.
14169 (vect_schedule_slp_instance): likewise.
14171 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14173 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
14174 (return_prediction): PRED_CONST_RETURN predict return as not taken.
14175 * predict.def (PRED_CONTINUE): Change hitrate 50->67
14176 (PRED_LOOP_BRANCH): Document predictor as broken.
14177 (PRED_LOOP_EXIT): Change hitrate 91->92.
14178 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
14179 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
14180 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
14181 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
14182 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
14183 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
14184 (PRED_CALL): Chane hitrate 71->67.
14185 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
14186 (PRED_GOTO): Document as unused right now.
14187 (PRED_CONST_RETURN): Change hitrate 67->69
14188 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
14189 (PRED_NULL_RETURN): Change hitrate 91->90.
14190 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
14191 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
14192 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
14194 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
14196 * config/rs6000/altivec.h: Add __builtin_vec_mul.
14197 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
14198 special case Altivec builtin.
14199 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
14200 VSX_BUILTIN_VEC_MUL (replaced with special case code).
14201 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
14202 code for ALTIVEC_BUILTIN_VEC_MUL.
14203 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
14204 for __builtin_vec_mul.
14206 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
14208 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
14211 2016-06-07 David Malcolm <dmalcolm@redhat.com>
14213 * spellcheck.c (selftest::test_find_closest_string): New function.
14214 (spellcheck_c_tests): Call the above.
14216 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14218 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
14220 2016-06-07 Jakub Jelinek <jakub@redhat.com>
14222 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
14223 Yv=Yv,C alternatives.
14225 2016-06-07 Richard Biener <rguenther@suse.de>
14228 * common.opt (ffast-math): Make Optimization.
14230 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
14231 Prachi Godbole <prachi.godbole@imgtec.com>
14233 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
14234 `fabs' and `fneg' type attributes.
14235 (p5600_fpu_fabs): Add `fmove' to the comment.
14237 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
14239 * gimple.c: Include builtins.h
14240 (gimple_inexpensive_call_p): New function.
14241 * gimple.h (gimple_inexpensive_call_p): Declare.
14242 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
14243 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
14246 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
14248 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
14249 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
14250 warning_at_rich_loc, warning_n, pedwarn, permerror,
14251 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
14252 sorry, fatal_error, internal_error, internal_error_no_backtrace):
14255 2016-06-07 Richard Biener <rguenther@suse.de>
14257 PR tree-optimization/71428
14258 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
14259 BIT_FIELD_REF op vs. load.
14261 2016-06-07 Richard Biener <rguenther@suse.de>
14263 PR middle-end/71423
14264 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
14267 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
14269 * config/pa/pa.md (call): Generate indirect long calls to non-local
14270 functions on TARGET_64BIT.
14271 (call_value): Likewise.
14273 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
14275 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
14276 pattern and subsequent splitters.
14277 (call_val_reg_64bit_post_reload): Likewise.
14279 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14281 PR middle-end/71408
14282 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
14283 propagate_op_to_single_use.
14285 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14287 PR middle-end/71281
14288 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
14290 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
14292 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
14293 (enum x86_dirflag_state): New enum.
14294 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
14295 (machine_function): Remove needs_cld.
14296 (ix86_current_function_needs_cld): Remove.
14297 * config/i386/i386.c (ix86_set_func_type): Set
14298 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
14299 (ix86_expand_prologue): Do not emit CLD here.
14300 (ix86_dirflag_mode_needed): New function.
14301 (ix86_dirflag_mode_entry): Ditto.
14302 (ix86_mode_needed): Handle X86_DIRFLAG entity.
14303 (ix86_mode_after): Ditto.
14304 (ix86_mode_entry): Ditto.
14305 (ix86_mode_exit): Ditto.
14306 (ix86_emit_mode_set): Ditto.
14307 * config/i386/i386.md (strmov_singleop): Set
14308 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
14309 Do not set ix86_current_function_needs_cld.
14311 (strset_singleop): Ditto.
14313 (cmpstrnqi_nz_1): Ditto.
14314 (cmpstrnqi_1): Ditto.
14315 (strlenqi_1): Ditto.
14317 2016-06-06 Jakub Jelinek <jakub@redhat.com>
14319 PR tree-optimization/71259
14320 * tree-vect-slp.c (vect_get_constant_vectors): For
14321 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
14322 one for constant op, and use COND_EXPR for non-constant.
14324 2016-06-06 David Malcolm <dmalcolm@redhat.com>
14326 * Makefile.in (OBJS): Add function-tests.o,
14327 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
14328 selftest-run-tests.o.
14329 (OBJS-libcommon): Add selftest.o.
14330 (OBJS-libcommon-target): Add selftest.o.
14331 (all.internal): Add "selftest".
14332 (all.cross): Likewise.
14333 (selftest): New phony target.
14334 (s-selftest): New target.
14335 (selftest-gdb): New phony target.
14336 (COLLECT2_OBJS): Add selftest.o.
14337 * bitmap.c: Include "selftest.h".
14338 (selftest::test_gc_alloc): New function.
14339 (selftest::test_set_range): New function.
14340 (selftest::test_clear_bit_in_middle): New function.
14341 (selftest::test_copying): New function.
14342 (selftest::test_bitmap_single_bit_set_p): New function.
14343 (selftest::bitmap_c_tests): New function.
14344 * common.opt (fself-test): New.
14345 * diagnostic-show-locus.c: Include "selftest.h".
14346 (make_range): New function.
14347 (test_range_contains_point_for_single_point): New function.
14348 (test_range_contains_point_for_single_line): New function.
14349 (test_range_contains_point_for_multiple_lines): New function.
14350 (assert_eq): New function.
14351 (test_get_line_width_without_trailing_whitespace): New function.
14352 (selftest::diagnostic_show_locus_c_tests): New function.
14353 * et-forest.c: Include "selftest.h".
14354 (selftest::test_single_node): New function.
14355 (selftest::test_simple_tree): New function.
14356 (selftest::test_disconnected_nodes): New function.
14357 (selftest::et_forest_c_tests): New function.
14358 * fold-const.c: Include "selftest.h".
14359 (selftest::assert_binop_folds_to_const): New function.
14360 (selftest::assert_binop_folds_to_nonlvalue): New function.
14361 (selftest::test_arithmetic_folding): New function.
14362 (selftest::fold_const_c_tests): New function.
14363 * function-tests.c: New file.
14364 * gimple.c: Include "selftest.h".
14365 Include "gimple-pretty-print.h".
14366 (selftest::verify_gimple_pp): New function.
14367 (selftest::test_assign_single): New function.
14368 (selftest::test_assign_binop): New function.
14369 (selftest::test_nop_stmt): New function.
14370 (selftest::test_return_stmt): New function.
14371 (selftest::test_return_without_value): New function.
14372 (selftest::gimple_c_tests): New function.
14373 * hash-map-tests.c: New file.
14374 * hash-set-tests.c: New file.
14375 * input.c: Include "selftest.h".
14376 (selftest::assert_loceq): New function.
14377 (selftest::test_accessing_ordinary_linemaps): New function.
14378 (selftest::test_unknown_location): New function.
14379 (selftest::test_builtins): New function.
14380 (selftest::test_reading_source_line): New function.
14381 (selftest::input_c_tests): New function.
14382 * rtl-tests.c: New file.
14383 * selftest-run-tests.c: New file.
14384 * selftest.c: New file.
14385 * selftest.h: New file.
14386 * spellcheck.c: Include "selftest.h".
14387 (selftest::levenshtein_distance_unit_test_oneway): New function,
14388 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
14389 (selftest::levenshtein_distance_unit_test): Likewise.
14390 (selftest::spellcheck_c_tests): Likewise.
14391 * toplev.c: Include selftest.h.
14392 (toplev::run_self_tests): New.
14393 (toplev::main): Handle -fself-test.
14394 * toplev.h (toplev::run_self_tests): New.
14395 * tree.c: Include "selftest.h".
14396 (selftest::test_integer_constants): New function.
14397 (selftest::test_identifiers): New function.
14398 (selftest::test_labels): New function.
14399 (selftest::tree_c_tests): New function.
14400 * tree-cfg.c: Include "selftest.h".
14401 (selftest::push_fndecl): New function.
14402 (selftest::test_linear_chain): New function.
14403 (selftest::test_diamond): New function.
14404 (selftest::test_fully_connected): New function.
14405 (selftest::tree_cfg_c_tests): New function.
14406 * vec.c: Include "selftest.h".
14407 (selftest::safe_push_range): New function.
14408 (selftest::test_quick_push): New function.
14409 (selftest::test_safe_push): New function.
14410 (selftest::test_truncate): New function.
14411 (selftest::test_safe_grow_cleared): New function.
14412 (selftest::test_pop): New function.
14413 (selftest::test_safe_insert): New function.
14414 (selftest::test_ordered_remove): New function.
14415 (selftest::test_unordered_remove): New function.
14416 (selftest::test_block_remove): New function.
14417 (selftest::reverse_cmp): New function.
14418 (selftest::test_qsort): New function.
14419 (selftest::vec_c_tests): New function.c.
14420 * wide-int.cc: Include selftest.h and wide-int-print.h.
14421 (selftest::from_int <wide_int>): New function.
14422 (selftest::from_int <offset_int>): New function.
14423 (selftest::from_int <widest_int>): New function.
14424 (selftest::assert_deceq): New function.
14425 (selftest::assert_hexeq): New function.
14426 (selftest::test_printing <VALUE_TYPE>): New function template.
14427 (selftest::test_ops <VALUE_TYPE>): New function template.
14428 (selftest::test_comparisons <VALUE_TYPE>): New function template.
14429 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
14431 (selftest::wide_int_cc_tests): New function.
14433 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14435 PR middle-end/37780
14436 * ifcvt.c (noce_try_ifelse_collapse): New function.
14438 (noce_process_if_block): Call noce_try_ifelse_collapse.
14439 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
14440 (simplify_ternary_operation): Use the above to simplify
14441 conditional CLZ/CTZ expressions.
14443 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14445 PR middle-end/37780
14446 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
14447 define_insn_and_split.
14449 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14451 PR middle-end/37780
14452 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
14454 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
14457 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
14458 Implicitly clobber memory for basic asm with non-empty assembler
14459 string. Use targetm.md_asm_adjust also here.
14460 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
14461 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
14462 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
14463 non-empty assembler string.
14464 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
14465 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
14466 (decode_asm_operands): Handle basic asm in PARALLEL block.
14467 (extract_insn): Handle basic asm in PARALLEL block.
14468 * doc/extend.texi: Mention new behavior of basic asm.
14469 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
14470 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
14471 branch_needs_nop_p): Use asm_noperands.
14473 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
14475 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
14476 Include the M7 SPARC DFA scheduler.
14477 New attribute v3pipe.
14478 Annotate insns with v3pipe where appropriate.
14479 Define cpu_feature vis4.
14480 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
14481 Add (V8QI "8") to vbits.
14482 Add insns {add,sub}v8qi3
14483 Add insns ss{add,sub}v8qi3
14484 Add insns us{add,sub}{v8qi,v4hi}3
14485 Add insns {min,max}{v8qi,v4hi,v2si}3
14486 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
14487 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
14488 * config/sparc/niagara4.md: Add a comment explaining the
14489 discrepancy between the documented latenty numbers and the
14491 * config/sparc/niagara7.md: New file.
14492 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
14493 supports SPARC5 and VIS 4.0 instructions.
14494 * configure: Regenerate.
14495 * config.in: Likewise.
14496 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
14497 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
14498 TARGET_CPU_niagara7.
14499 (ASM_CPU64_DEFAULT_SPEC): Likewise.
14500 (CPP_CPU_SPEC): Handle niagara7.
14501 (ASM_CPU_SPEC): Likewise.
14502 * config/sparc/sparc-opts.h (processor_type): Add
14503 PROCESSOR_NIAGARA7.
14504 (mvis4): New option.
14505 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
14506 (AS_NIAGARA7_FLAG): Define.
14507 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
14508 (CPP_CPU64_DEFAULT_SPEC): Likewise.
14509 (CPP_CPU_SPEC): Handle niagara7.
14510 (ASM_CPU_SPEC): Likewise.
14511 * config/sparc/sparc.c (niagara7_costs): Define.
14512 (sparc_option_override): Handle niagara7 and adjust cache-related
14513 parameters with better values for niagara cpus. Also support VIS4.
14514 (sparc32_initialize_trampoline): Likewise.
14515 (sparc_use_sched_lookahead): Likewise.
14516 (sparc_issue_rate): Likewise.
14517 (sparc_register_move_cost): Likewise.
14518 (dump_target_flag_bits): Support VIS4.
14519 (sparc_vis_init_builtins): Likewise.
14520 (sparc_builtins): Likewise.
14521 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
14523 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
14525 * config/sparc/sparc.opt (sparc_processor_type): New value
14527 * config/sparc/visintrin.h (__attribute__): Prototypes for the
14529 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
14531 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
14534 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
14536 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
14538 2016-06-06 Richard Biener <rguenther@suse.de>
14540 PR tree-optimization/71398
14541 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
14544 2016-06-05 James Bowman <james.bowman@ftdichip.com>
14546 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
14547 ft32_expand_prolog, ft32_expand_epilogue):
14548 Handle pretend_args.
14549 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
14550 * config/ft32/ft32.md: Add pretend_returner.
14552 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
14555 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
14556 Copy op1 RTX to avoid invalid sharing.
14557 (ix86_expand_vector_move_misalign): Ditto.
14559 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
14561 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
14564 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
14566 * predict.c (predicted_by_loop_heuristics_p): New function.
14567 (predict_iv_comparison): Use it.
14568 (predict_loops): Walk from innermost loops; do not predict edges
14569 leaving multiple loops multiple times; implement
14570 PRED_LOOP_ITERATIONS_MAX heuristics.
14571 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
14573 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
14575 * cfg.c (check_bb_profile): Do not report mismatched profiles when
14576 only edges out of BB are EH edges.
14578 2016-06-04 Martin Sebor <msebor@redhat.com>
14579 Marcin Baczyński <marbacz@gmail.com>
14582 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
14583 a void expression in a void function.
14585 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
14587 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
14588 aux; dump reasons of decisions.
14589 (should_duplicate_loop_header_p): Likewise.
14590 (do_while_loop_p): Likewise.
14591 (ch_base::copy_headers): Dump asi num insns duplicated.
14593 2016-06-04 Jakub Jelinek <jakub@redhat.com>
14595 PR tree-optimization/71405
14596 * tree-ssa.c (execute_update_addresses_taken): For clobber with
14597 incompatible type, build a new clobber with the right type instead
14598 of building a VIEW_CONVERT_EXPR around it.
14600 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
14602 PR tree-optimization/52171
14603 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
14604 by_pieces_ninsns instead of move_by_pieces_ninsns.
14606 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
14608 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
14609 for reg+reg addressing mode.
14611 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14613 * rs6000-c.c (c/c-tree.h): Add #include.
14614 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
14615 in C++ when found in the base position of vec_ld or vec_st.
14617 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
14619 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
14620 use of profile unless profile status is PROFILE_READ.
14621 * profile.c (compute_branch_probabilities): Set profile status
14622 only after reporting predictor hitrates.
14624 2016-06-03 Joseph Myers <joseph@codesourcery.com>
14628 * common.opt (ffp-int-builtin-inexact): New option.
14629 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
14630 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
14631 (ceil@var{m}2): Document dependence on this option.
14632 * ipa-inline-transform.c (inline_call): Handle
14633 flag_fp_int_builtin_inexact.
14634 * ipa-inline.c (can_inline_edge_p): Likewise.
14635 * config/i386/i386.md (rintxf2): Do not test
14636 flag_unsafe_math_optimizations.
14637 (rint<mode>2_frndint): New define_insn.
14638 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
14639 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
14640 for 387 instead of extending and truncating.
14641 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
14642 !flag_trapping_math instead of flag_unsafe_math_optimizations.
14643 Change to frndint<mode>2_<rounding>.
14644 (frndintxf2_<rounding>_i387): Likewise. Change to
14645 frndint<mode>2_<rounding>_i387.
14646 (<rounding_insn>xf2): Likewise.
14647 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
14648 !flag_trapping_math instead of flag_unsafe_math_optimizations for
14649 x87. Test TARGET_ROUND || !flag_trapping_math ||
14650 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
14651 SSE. Use ROUND_NO_EXC in constant operand of
14652 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
14653 for 387 instead of extending and truncating.
14655 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
14656 Julia Koval <julia.koval@intel.com>
14668 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
14669 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
14670 all registers, except for function return registers if there are
14671 no caller-saved registers.
14672 (ix86_set_func_type): New function.
14673 (ix86_set_current_function): Call ix86_set_func_type to set
14674 no_caller_saved_registers and func_type. Call reinit_regs if
14675 caller-saved registers are changed. Don't allow MPX, SSE, MMX
14676 nor x87 instructions in interrupt handler nor function with
14677 no_caller_saved_registers attribute.
14678 (ix86_function_ok_for_sibcall): Return false if there are no
14679 caller-saved registers.
14680 (type_natural_mode): Don't warn ABI change for MMX in interrupt
14682 (ix86_function_arg_advance): Skip for callee in interrupt handler.
14683 (ix86_function_arg): Return special arguments in interrupt handler.
14684 (ix86_promote_function_mode): Promote pointer to word_mode only
14685 for normal functions.
14686 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
14688 (ix86_epilogue_uses): New function.
14689 (ix86_hard_regno_scratch_ok): Likewise.
14690 (ix86_save_reg): Preserve all registers in interrupt handler
14691 after reload. Preserve all registers, except for function return
14692 registers, if there are no caller-saved registers after reload.
14693 (find_drap_reg): Always use callee-saved register if there are
14694 no caller-saved registers.
14695 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
14696 for interrupt handler.
14697 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
14698 Emit cld instruction if stringops are used in interrupt handler
14699 or interrupt handler isn't a leaf function.
14700 (ix86_expand_epilogue): Generate interrupt return for interrupt
14701 handler and pop the 'ERROR_CODE' off the stack before interrupt
14702 return in exception handler.
14703 (ix86_expand_call): Disallow calling interrupt handler directly.
14704 If there are no caller-saved registers, mark all registers that
14705 are clobbered by the call which returns as clobbered.
14706 (ix86_handle_no_caller_saved_registers_attribute): New function.
14707 (ix86_handle_interrupt_attribute): Likewise.
14708 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
14710 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
14711 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
14712 accumulation in interrupt function if stack may be realigned to
14714 (EPILOGUE_USES): New.
14715 (function_type): New enum.
14716 (machine_function): Add func_type and no_caller_saved_registers.
14717 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
14718 (interrupt_return): New pattern.
14719 * doc/extend.texi: Document x86 interrupt and
14720 no_caller_saved_registers attributes.
14722 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
14724 PR tree-optimization/52171
14725 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
14726 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
14727 Look for constant strings. Move some code to emit_block_cmp_hints
14729 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
14730 * defaults.h (COMPARE_MAX_PIECES): New macro.
14731 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
14732 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
14733 (clear_by_pieces_1): Don't declare. Move definition before use.
14734 (can_do_by_pieces): New static function.
14735 (can_move_by_pieces): Use it. Return bool.
14736 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
14737 OP. All callers changed. Handle COMPARE_BY_PIECES.
14738 (class pieces_addr); New.
14739 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
14740 pieces_addr::adjust, pieces_addr::increment_address,
14741 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
14743 (class op_by_pieces_d): New.
14744 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
14746 (class move_by_pieces_d, class compare_by_pieces_d,
14747 class store_by_pieces_d): New subclasses of op_by_pieces_d.
14748 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
14749 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
14750 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
14751 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
14752 compare_by_pieces_d::finish_mode): New member functions.
14753 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
14755 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
14756 (emit_block_cmp_hints): New function.
14757 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
14758 use the newly defined classes.
14759 * expr.h (by_pieces_constfn): New typedef.
14760 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
14761 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
14762 (move_by_pieces_ninsns): Don't declare.
14763 (can_move_by_pieces): Change return value to bool.
14764 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
14765 (compare_by_pieces_branch_ratio): New hook.
14766 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
14767 (by_pieces_ninsns): Declare.
14768 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
14770 (default_compare_by_pieces_branch_ratio): New function.
14771 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
14772 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
14773 * doc/tm.texi: Regenerate.
14774 * tree-ssa-strlen.c: Include "builtins.h".
14775 (handle_builtin_memcmp): New static function.
14776 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
14777 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
14779 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14781 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
14782 relevant stmts which are simple and invariant.
14783 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
14784 instead of simple and invariant
14786 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14788 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
14789 (vectorizable_reduction): Check for new relevant state.
14790 (vectorizable_live_operation): vectorize live stmts using
14791 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
14792 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
14793 (vect_stmt_relevant_p): Check for stmts which are only used live.
14794 (process_use): Use of a stmt does not inherit it's live value.
14795 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
14796 (vect_analyze_stmt): Check for new relevant state.
14797 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
14798 outside the loop, but not inside it.
14800 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14802 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
14803 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
14804 (vect_get_vec_def_for_operand): Split out code.
14806 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
14808 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
14810 2016-06-03 Alan Hayward <alan.hayward@arm.com>
14812 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
14814 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14816 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
14818 2016-06-03 Jakub Jelinek <jakub@redhat.com>
14820 PR middle-end/71387
14821 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
14822 to noreturn e->callee->decl that has void return type and void
14823 arguments, adjust gimple_call_fntype and remove lhs even if it had
14824 previously addressable type.
14826 2016-06-02 Jeff Law <law@redhat.com>
14828 PR tree-optimization/71328
14829 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
14830 error when checking for a jump back onto the copied path.
14832 2016-06-02 David Malcolm <dmalcolm@redhat.com>
14834 * config/microblaze/microblaze.c (get_branch_target): Add return
14835 NULL_RTX for the non-CALL_P case.
14836 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
14837 (insert_wic): Remove unused local "j".
14839 2016-06-02 Martin Liska <mliska@suse.cz>
14841 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
14843 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
14844 Julia Koval <julia.koval@intel.com>
14846 * function.c (assign_parm_setup_stack): Force source into a
14847 register if needed.
14848 * target.def (function_incoming_arg): Update documentation to
14849 allow arbitrary address computation based on hard register.
14850 * doc/tm.texi: Regenerated.
14852 2016-06-02 Martin Liska <mliska@suse.cz>
14854 * predict.c (combine_predictions_for_bb): Fix first match in
14855 cases where a first predictor contains more than one occurence
14856 in list of predictors. Take the best value in such case.
14858 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14860 PR rtl-optimization/71295
14861 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
14862 offset would go over the size of the inner mode reject it.
14864 2016-06-02 Jakub Jelinek <jakub@redhat.com>
14866 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
14867 x=x,x and v=v,m instead of x=x,m.
14869 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
14870 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
14871 alternative to v=rm,C.
14873 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
14874 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
14875 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
14876 instead of vex for the last two above mentioned alternatives.
14878 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14881 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
14883 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
14885 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
14887 2016-06-01 David Malcolm <dmalcolm@redhat.com>
14889 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
14890 from int to unsigned.
14892 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14894 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
14895 alternatives, eliminating preferred register class. Add support
14896 for the MTVSRDD instruction in ISA 3.0.
14897 (vsx_splat_v4si_internal): Use splat_input_operand instead of
14898 reg_or_indexed_operand.
14899 (vsx_splat_v4sf_internal): Likewise.
14901 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
14904 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
14905 for loading up all 0's or all 1's.
14907 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
14909 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
14911 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
14913 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
14915 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
14916 * gcc.c (set_source_date_epoch_envvar): New function, sets
14917 the SOURCE_DATE_EPOCH environment variable to the current time.
14919 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
14921 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
14922 the factor for live Phi nodes.
14924 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
14926 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
14927 * tree-parloops.c (parallelize_loops): likewise.
14928 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
14929 tree_unswitch_outer_loop): likewise.
14931 2016-06-01 Jakub Jelinek <jakub@redhat.com>
14933 PR middle-end/71371
14934 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
14935 around creation of the temporary.
14937 2016-06-01 Richard Biener <rguenther@suse.de>
14939 PR tree-optimization/71366
14940 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
14941 (unloop_loops): Move removing edges here ...
14942 (try_unroll_loop_completely): ... from here.
14943 (try_peel_loop): ... and here.
14944 (tree_unroll_loops_completely_1): Track parent loops via
14945 bitmap of header BBs.
14946 (tree_unroll_loops_completely): Adjust for that.
14948 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
14950 * config/rs6000/altivec.h (vec_slv): New macro.
14951 (vec_srv): New macro.
14952 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
14953 (UNSPEC_VSRV): New value.
14956 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
14957 (vsrv): New builtin definition.
14958 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
14959 define argument types for new builtin.
14960 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
14962 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
14965 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
14966 Jocelyn Mayer <l_indien@magic.fr>
14969 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
14970 detect processor family for signature_CENTAUR_ebx.
14971 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
14972 signature_CENTAUR_ebx.
14973 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
14974 <default>: Pass x86-64 for has_longmode.
14976 2016-06-01 Nathan Sidwell <nathan@acm.org>
14978 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
14981 2016-06-01 Richard Biener <rguenther@suse.de>
14983 PR tree-optimization/71261
14984 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
14985 of stmts successfully put in the bool pattern. Remove
14986 single-use restriction.
14987 (adjust_bool_pattern_cast): Add cast at the use site via the
14988 pattern def sequence.
14989 (adjust_bool_pattern): Remove recursion, maintain a hash-map
14990 of patterned defs. Use the pattern def seqence instead of
14991 multiple independent patterns.
14992 (sort_after_uid): New qsort compare function.
14993 (adjust_bool_stmts): New function to process stmts in the bool
14994 pattern in IL order.
14995 (vect_recog_bool_pattern): Adjust.
14996 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
14997 (ifcvt_walk_pattern_tree): Likewise.
14998 (stmt_is_root_of_bool_pattern): Likewise.
14999 (ifcvt_repair_bool_pattern): Likewise.
15000 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
15002 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
15004 * loop-unroll.c (decide_unroll_constant_iterations,
15005 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
15006 likely upper bounds.
15007 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
15009 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
15011 * tree-core.h (enum omp_clause_code): Remove
15012 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
15014 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15016 * config/arm/sync.md (arm_store_exclusive<mode>):
15017 Use 'H' output modifier on operands[2] rather than creating a new
15018 entry in out-of-bounds memory of the operands array.
15019 (arm_store_release_exclusivedi): Likewise.
15021 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15023 * config/arm/arm.c (arm_fusion_enabled_p): New function.
15024 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
15025 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
15026 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
15028 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
15030 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
15031 into account live statements for mask producers.
15033 2016-06-01 Richard Biener <rguenther@suse.de>
15035 PR tree-optimization/71311
15036 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
15037 restrict to non-INTEGER_CST @0.
15039 2016-06-01 Richard Biener <rguenther@suse.de>
15041 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
15042 (relational patterns): Use :c to avoid pattern duplications.
15044 2016-06-01 Richard Biener <rguenther@suse.de>
15046 * genmatch.c (comparison_code_p): New predicate.
15047 (swap_tree_comparison): New function.
15048 (commutate): Add for_vec parameter to append new for entries.
15049 Support commutating relational operators by swapping it alongside
15051 (lower_commutative): Adjust.
15052 (dt_simplify::gen): Do not pass artificial operators to gen
15054 (decision_tree::gen): Do not add artificial operators as parameters.
15055 (parser::parse_expr): Verify operator commutativity when :c is
15056 applied. Allow :C to override this.
15057 * match.pd: Adjust patterns to use :C instead of :c where required.
15059 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
15061 PR tree-optimization/71077
15062 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
15063 the combining step, use boolean_false_node and boolean_true_node
15064 as the designated false/true return values.
15066 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15068 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
15069 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
15070 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
15073 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15075 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
15076 of flags impliying the register renaming.
15077 * toplev.c (process_options): Do not imply flag_rename_registers with
15080 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15082 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
15083 default implementation.
15085 2016-05-31 Nathan Sidwell <nathan@acm.org>
15087 * dwarf2out.c (cur_line_info_table): Add GTY marker.
15089 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15091 * config/sh/constraints.md (b): Remove constraint.
15092 * config/sh/predicates.md (arith_reg_operand): Remove
15094 * config/sh/sh-modes.def (PDI): Remove.
15095 * config/sh/sh.c (sh_target_reg_class,
15096 sh_optimize_target_register_callee_saved): Remove functions.
15097 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
15098 (sh_expand_epilogue): Update comment.
15099 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
15100 sh_secondary_reload): Remove TARGET_REGS related code.
15101 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
15102 TARGET_REGISTER_P): Remove macros.
15103 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
15104 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
15105 TR1_REG, TR2_REG): Remove constants.
15106 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
15108 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15110 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
15111 define_expand patterns.
15112 (adddi3_compact): Rename to adddi3.
15113 (subdi3_compact): Rename to subdi3.
15114 (*negdi2): Rename to negdi2.
15115 (*abs<mode>2): Rename to abs<mode>2.
15117 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
15119 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
15120 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
15121 (atomic_sub_fetchsi): ... this new pattern.
15122 (mvtc): Add CC_REG clobber.
15124 2016-05-31 Marek Polacek <polacek@redhat.com>
15126 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
15128 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15130 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
15131 aarch64_fusion_enabled_p to check for fusion capabilities.
15133 2016-05-31 Richard Biener <rguenther@suse.de>
15135 PR tree-optimization/71352
15136 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
15137 minus one and a negate.
15139 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15141 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
15142 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
15144 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
15145 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
15146 Remove use of aarch64_simd_attr_length_move, set length attribute
15148 (*aarch64_be_movoi): Likewise.
15149 (*aarch64_be_movci): Likewise.
15150 (*aarch64_be_movxi): Likewise.
15152 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
15154 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
15155 It no longer does that.
15156 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
15158 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
15160 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
15161 attribute __unused__.
15163 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
15165 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
15166 * config/arm/arm.c (arm_arch_thumb1): Define.
15167 (arm_option_override): Initialize arm_arch_thumb1.
15168 * config/arm/arm.h (arm_arch_thumb1): Declare.
15169 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
15170 support Thumb-1 ISA.
15172 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
15175 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
15176 `Yv' for scalar operand.
15178 2016-05-31 Tom de Vries <tom@codesourcery.com>
15180 PR tree-optimization/69068
15181 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
15182 phis with more than two args.
15184 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
15186 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
15187 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
15190 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
15192 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
15194 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
15196 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
15197 cpu_32, cpu_64, tune_32 and tune_64.
15198 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
15200 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
15202 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
15204 2016-05-30 Andi Kleen <ak@linux.intel.com>
15206 * auto-profile.c (read_profile): Replace asserts with errors
15207 when file does not exist.
15208 * gcov-io.c (gcov_read_words): Dito.
15210 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15212 * tree-cfg.c (print_loop): Print likely upper bounds.
15214 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15216 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
15217 * opts.c (default_options): Enable peel loops at -O3.
15218 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
15219 (try_peel_loop): Do not re-peel already peeled loops;
15220 use likely upper bounds; fix profile updating.
15221 (pass_complete_unroll::execute): Initialize peeled_loops.
15223 2016-05-30 Martin Liska <mliska@suse.cz>
15225 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
15226 computed costs by frequency of BB they belong to.
15227 (get_scaled_computation_cost_at): New function.
15229 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
15230 Marc Glisse <marc.glisse@inria.fr>
15232 PR tree-optimization/71289
15233 * match.pd (-1 / B < A, A > -1 / B): New transformations.
15235 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15237 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
15239 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15241 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
15242 for peeled copies; avoid underflow when updating estimates; correctly
15243 scale loop profile.
15245 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15247 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
15248 r236875. Corrected oe3 to oe2 as obvious.
15250 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15252 PR middle-end/71269
15253 PR middle-end/71252
15254 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
15255 that inserted stmt will not dominate stmts that defines its operand.
15256 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
15257 (rewrite_expr_tree_parallel): Likewise.
15259 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
15261 PR middle-end/71252
15262 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
15263 all fields including stmt_to_insert are swapped.
15265 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15267 * predict.h (force_edge_cold): Declare.
15268 * predict.c (force_edge_cold): New function.
15269 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
15271 (canonicalize_loop_induction_variables): Fix formating.
15273 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
15275 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
15276 (visium_expand_copysign): Use gen_int_mode directly.
15277 (visium_compute_frame_size): Minor tweaks.
15279 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
15281 * tree-vect-loop.c (vect_analyze_loop_2): Use
15282 likely_max_stmt_executions_int.
15284 2016-05-30 Tom de Vries <tom@codesourcery.com>
15286 PR tree-optimization/69067
15287 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
15289 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
15292 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
15293 New peepholes to remove unneeded fild/fistp pairs.
15294 (define_peephole2 atomic_loaddi_fpu): Ditto.
15296 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15298 * predict.c (maybe_hot_frequency_p): Avoid division.
15300 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
15302 * doc/install.texi: Use https for shop.fsf.org.
15304 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15306 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
15307 likely_max_stmt_executions_int.
15309 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15311 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
15312 likely_max_stmt_executions_int.
15314 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15316 * profile.c (compute_branch_probabilities): Do not report hitrates
15318 (branch_prob): Report hitrates here.
15319 * predict.c (gimple_predict_edge): Do not assert profile status;
15320 fix formatting issues.
15322 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15324 * predict.c (edge_predicted_by_p): New function.
15325 (predict_paths_for_bb): Do not put multiple predictions of the same type
15328 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15330 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
15333 2016-05-28 Alan Modra <amodra@gmail.com>
15335 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
15337 2016-05-28 Alan Modra <amodra@gmail.com>
15339 PR rtl-optimization/71275
15340 * ira.c (ira): Free dominance info.
15342 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
15344 * doc/sourcebuild.texi: New address for upstream Go repository.
15346 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
15348 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
15349 (TARGET_ARM_V7M): Likewise.
15351 2016-05-26 Jeff Law <law@redhat.com>
15353 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
15354 (thread_across_edge): Remove calls to find_jump_threads_backwards.
15355 * passes.def: Add jump threading passes before DOM/VRP.
15356 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
15357 argument to a basic block from an edge. Remove tests which are
15359 (pass_data_thread_jumps, class pass_thread_jumps): New.
15360 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
15361 (make_pass_thread_jumps): Likewise.
15362 * tree-pass.h (make_pass_thread_jumps): Declare.
15364 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
15366 * config/visium/visium-protos.h (split_double_move): Rename into...
15367 (visium_split_double_move): ...this.
15368 (visium_split_double_add): Declare.
15369 * config/visium/visium.c (split_double_move): Rename into...
15370 (visium_split_double_move): ...this.
15371 (visium_split_double_add): New function.
15372 (visium_expand_copysign): Renumber operands for consistency.
15373 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
15374 (DFmode move splitter): Likewise.
15375 (*addi3_insn): Split by means of visium_split_double_add.
15376 (*adddi3_insn_flags): Delete.
15377 (*plus_plus_sltu<subst_arith>): New insn.
15378 (*subdi3_insn): Split by means of visium_split_double_add.
15379 (subdi3_insn_flags): Delete.
15380 (*minus_minus_sltu<subst_arith>): New insn.
15381 (*negdi2_insn): Split by means of visium_split_double_add.
15382 (*negdi2_insn_flags): Delete.
15384 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
15386 * configure.ac: Treat a --with-headers option without argument
15387 the same as the default (i.e. consult sys-include directory).
15388 * configure: Regenerate.
15390 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15392 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
15393 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
15395 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
15396 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
15398 2016-05-27 Jiong Wang <jiong.wang@arm.com>
15401 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
15402 tree-stdarg analysis results.
15403 (aarch64_setup_incoming_varargs): Likewise.
15405 2016-05-27 Jiong Wang <jiong.wang@arm.com>
15407 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
15408 va_list_gpr_counter_field and va_list_fpr_counter_field.
15410 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
15413 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
15414 * config/aarch64/aarch64.c
15415 (aarch64_cannot_change_mode_class): Remove function.
15416 * config/aarch64/aarch64-protos.h
15417 (aarch64_cannot_change_mode_class): Remove.
15419 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
15421 * cfgloop.c (record_niter_bound): Record likely upper bounds.
15422 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
15423 get_likely_max_loop_iterations_int): New.
15424 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
15425 any_likely_upper_bound.
15426 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
15428 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
15429 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
15431 (unroll_loop_constant_iterations): Likewise.
15432 (unroll_loop_runtime_iterations): Likewise.
15433 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
15434 * lto-streamer-out.c (output_cfg): Likewise.
15435 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
15437 (canonicalize_loop_induction_variables): Dump likely upper bounds.
15438 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
15439 (likely_max_loop_iterations): New.
15440 (likely_max_loop_iterations_int): New.
15441 (likely_max_stmt_executions): New.
15442 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
15443 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
15444 likely_max_stmt_executions): Declare.
15446 2016-05-27 Marek Polacek <polacek@redhat.com>
15448 PR middle-end/71308
15449 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
15451 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15453 * config/s390/s390.md (2x risbg splitters): Use
15454 reg_overlap_mentioned_p instead of rtx_equal_p.
15456 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
15458 * combine.c (make_compound_operation): Take known zero bits into
15459 account when checking for possible zero_extend.
15461 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15463 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
15464 Use const_int_operand for operand 2 predicate. Simplify expand code
15467 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
15469 PR middle-end/71279
15470 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
15473 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15475 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
15476 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
15477 that returns CC_SESWPmode and CC_ZESWPmode.
15478 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
15480 (aarch64_rtx_costs): Likewise.
15482 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15484 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
15485 for ISA 3.0 min/max support.
15486 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
15487 conditional move support.
15488 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
15489 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
15491 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
15492 conditional moves where the comparison type is different from move
15494 (fp_minmax): New code iterator for smin/smax.
15495 (minmax): New code attributes for min/max.
15496 (SMINMAX): Likewise.
15497 (smax<mode>3): Combine min, max insns into one insn using the
15498 fp_minmax code iterator. Add support for ISA 3.0 min/max
15499 instructions that don't need -ffast-math.
15500 (s<minmax><mode>3): Likewise.
15501 (smax<mode>3_vsx): Likewise.
15502 (smin<mode>3): Likewise.
15503 (s<minmax><mode>3_vsx): Likewise.
15504 (smin<mode>3_vsx): Likewise.
15505 (pre-VSX min/max splitters): Likewise.
15506 (s<minmax><mode>3_fpr): Likewise.
15507 (movsfcc): Rewrite floating point conditional moves to combine
15508 SFmode/DFmode into a single insn.
15509 (mov<mode>cc): Likewise.
15510 (movdfcc): Likewise.
15511 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
15512 SFDF2 iterators to handle all combinations.
15513 (fseldfsf4): Likewise.
15514 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
15515 (fseldfdf4): Likewise.
15516 (fselsfdf4): Likewise.
15517 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
15518 comparison instructions that set a 0/-1 mask, and use it for
15519 floating point conditional move via XXSEL.
15520 (fpmask<mode>): Likewise.
15521 (xxsel<mode>): Likewise.
15522 * config/rs6000/predicates.md (min_max_operator): Delete, no
15524 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
15525 instructions that generate a 0/-1 mask for use with XXSEL.
15526 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
15527 say whether floating point min/max is available, either through
15528 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
15529 (TARGET_MINMAX_DF): Likewise.
15531 2016-05-27 Alan Modra <amodra@gmail.com>
15533 PR rtl-optimization/71275
15534 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
15535 for update_equiv_regs and combine_and_move_insns.
15537 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
15539 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
15540 if_then_else or cond RTXes to calculate attribute value.
15541 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
15542 <attr "length_immediate>: Ditto.
15543 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
15544 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
15545 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
15546 <attr "type">: Ditto.
15547 <attr "prefix_data16">: Ditto.
15548 <attr "prefix_extra">: Ditto.
15549 <attr "length_immediate">: Ditto.
15550 <attr "prefix">: Ditto.
15551 (vec_set<mode>_0) <attr "isa">: Ditto.
15552 <attr "prefix_extra">: Ditto.
15553 <attr "length_immediate">: Ditto.
15554 <attr "prefix">: Ditto.
15555 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
15556 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
15557 (sse2_storelpd) <attr "prefix_data16">: Ditto.
15558 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
15559 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
15560 <attr "length_immediate">: Ditto.
15561 <attr "prefix">: Ditto.
15562 (sse2_movsd) <attr "length_immediate">: Ditto.
15563 <attr "prefix">: Ditto.
15564 (vec_concatv2df) <attr "isa">: Ditto.
15565 <attr "prefix">: Ditto.
15566 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
15567 (*vec_extractv2di_1) <attr "isa">: Ditto.
15568 <attr "type">: Ditto.
15569 <attr "length_immediate">: Ditto.
15570 <attr "prefix_rex">: Ditto.
15571 <attr "prefix_extra">: Ditto.
15572 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
15573 <attr "prefix_extra">: Ditto.
15574 <attr "length_immediate">: Ditto.
15575 (vec_concatv2di) <attr "isa">: Ditto.
15576 <attr "prefix_extra">: Ditto.
15577 <attr "length_immediate">: Ditto.
15578 <attr "prefix">: Ditto.
15580 2016-05-26 Martin Liska <mliska@suse.cz>
15582 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
15584 (operator+): Likewise.
15585 (operator-): Likewise.
15586 (comp_cost::operator+=): Likewise.
15587 (comp_cost::operator-=): Likewise.
15588 (comp_cost::operator/=): Likewise.
15589 (comp_cost::operator*=): Likewise.
15590 (operator<): Likewise.
15591 (operator==): Likewise.
15592 (operator<=): Likewise.
15593 (new_cost): Remove.
15594 (infinite_cost_p): Likewise.
15595 (add_costs): Likewise.
15596 (sub_costs): Likewise.
15597 (compare_costs): Likewise.
15598 (set_group_iv_cost): Use the newly introduced functions.
15599 (get_address_cost): Likewise.
15600 (get_shiftadd_cost): Likewise.
15601 (force_expr_to_var_cost): Likewise.
15602 (split_address_cost): Likewise.
15603 (ptr_difference_cost): Likewise.
15604 (difference_cost): Likewise.
15605 (get_computation_cost_at): Likewise.
15606 (determine_group_iv_cost_generic): Likewise.
15607 (determine_group_iv_cost_address): Likewise.
15608 (determine_group_iv_cost_cond): Likewise.
15609 (autoinc_possible_for_pair): Likewise.
15610 (determine_group_iv_costs): Likewise.
15611 (cheaper_cost_pair): Likewise.
15612 (iv_ca_recount_cost): Likewise.
15613 (iv_ca_set_no_cp): Likewise.
15614 (iv_ca_set_cp): Likewise.
15615 (iv_ca_cost): Likewise.
15616 (iv_ca_new): Likewise.
15617 (iv_ca_dump): Likewise.
15618 (iv_ca_narrow): Likewise.
15619 (iv_ca_prune): Likewise.
15620 (iv_ca_replace): Likewise.
15621 (try_add_cand_for): Likewise.
15622 (try_improve_iv_set): Likewise.
15623 (find_optimal_iv_set): Likewise.
15625 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
15627 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
15628 that internal functions will clobber all caller-saved registers.
15630 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
15632 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
15633 Return a better case_values_threshold when optimizing.
15635 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
15637 * config/aarch64/aarch64-simd.md (aarch64_combinez):
15638 Add ? to integer variant.
15639 (aarch64_combinez_be): Likewise.
15641 2016-05-26 Jakub Jelinek <jakub@redhat.com>
15643 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
15644 instead of x constraint.
15645 (vcvtps2ph256<mask_name>): Likewise.
15647 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
15648 alternative. Formatting fix.
15650 * config/i386/sse.md
15651 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
15653 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
15654 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
15655 maybe_evex prefix instead of vex.
15656 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
15657 EXT_REX_SSE_REG_P (op0) case in the splitter.
15659 2016-05-25 Jeff Law <law@redhat.com>
15661 PR tree-optimization/71272
15662 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
15663 Update comments. Add test for empty path.
15665 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
15667 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
15668 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
15669 special case builtin.
15670 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15671 code for ALTIVEC_BUILTIN_VEC_CMPNE.
15672 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15673 for __builtin_vec_cmpne.
15675 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
15677 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
15678 redundant test and bail out if the type of the new operand is not
15679 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
15681 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
15683 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
15684 (x_ix86_target_flags_explicit): Remove.
15685 * config/i386/i386.c (ix86_function_specific_save): Do not copy
15686 x_ix86_target_flags_explicit.
15687 (ix86_function_specific_restore): Ditto.
15689 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
15690 H.J. Lu <hongjiu.lu@intel.com>
15693 * common/config/i386/i386-common.c
15694 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
15695 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
15696 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
15697 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
15698 (-mgeneral-regs-only): Add new option.
15699 * config/i386/i386.c (ix86_option_override_internal): Don't enable
15700 x87 instructions if only general registers are allowed.
15701 (ix86_target_string): Add ix86_flags argument. Handle additional
15702 flags options through ix86_flags argument. Update all callers.
15703 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
15705 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15707 PR rtl-optimization/66940
15708 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
15709 decrementing desired_val will not overflow before performing these
15712 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
15714 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
15715 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
15716 * config/i386/i386.c (enum ix86_builtins): Add
15717 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
15718 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
15719 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
15720 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
15721 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
15722 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
15723 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
15724 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
15725 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
15726 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
15727 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
15728 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
15729 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
15730 __builtin_ia32_cvtps2dq512_mask.
15731 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
15732 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
15733 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
15734 * config/i386/sse.md
15735 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
15737 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
15738 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
15740 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
15741 (avx512f_vec_pack_sfix_v8df): New define_expand.
15742 (avx512f_roundpd512): Rename to ...
15743 (avx512f_round<castmode>512): ... this. Change iterator.
15744 (avx512f_roundps512_sfix): New define_expand.
15745 (round<mode>2_sfix): Change iterator.
15747 2016-05-25 Nick Clifton <nickc@redhat.com>
15749 * config/msp430/msp430.c (msp430_attr): Produce an error if a
15750 static interrupt handler is detected.
15751 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
15752 default linker script.
15753 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
15754 the low part of a symbolic pointer.
15756 2016-05-25 Richard Biener <rguenther@suse.de>
15758 PR tree-optimization/71261
15759 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
15760 interesting stmt instead of immediate uses when looking
15761 for the use operand to replace.
15763 2016-05-25 Martin Liska <mliska@suse.cz>
15765 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
15767 2016-05-25 Richard Biener <rguenther@suse.de>
15769 PR tree-optimization/71264
15770 * tree-vect-stmts.c (vect_init_vector): Properly deal with
15773 2016-05-25 Martin Liska <mliska@suse.cz>
15775 PR tree-optimization/71239
15776 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
15777 if DECL_SIZE is NULL.
15779 2016-05-25 Richard Biener <rguenther@suse.de>
15781 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
15782 * tree-if-conv.c (pass_data_if_conversion): Use it.
15784 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15786 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
15787 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
15788 * varpool.c (varpool_node::get_availability): Likewise.
15790 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15792 * config/rs6000/altivec.md (VNEG iterator): New iterator for
15793 VNEGW/VNEGD instructions.
15794 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
15795 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
15796 support for ISA 3.0 VNEGW/VNEGD instructions.
15798 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
15800 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
15801 pointers inside OACC_DATA regions.
15802 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
15803 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
15804 (gimplify_adjust_omp_clauses): Fix typo in comment.
15806 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
15808 * config/rs6000/altivec.md (VParity): New mode iterator for vector
15809 parity built-in functions.
15810 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
15812 (p9v_parity<mode>2): Likewise.
15813 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
15815 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
15816 (parity<mode>2): ISA 3.0 expander for vector parity.
15817 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
15819 (BU_P9_64BIT_MISC_0): Likewise.
15820 (BU_P9_MISC_0): Likewise.
15821 (BU_P9V_AV_1): Likewise.
15822 (BU_P9V_AV_2): Likewise.
15823 (BU_P9V_AV_3): Likewise.
15824 (BU_P9V_AV_P): Likewise.
15825 (BU_P9V_VSX_1): Likewise.
15826 (BU_P9V_OVERLOAD_1): Likewise.
15827 (BU_P9V_OVERLOAD_2): Likewise.
15828 (BU_P9V_OVERLOAD_3): Likewise.
15829 (VCTZB): Add vector count trailing zeros support.
15833 (VPRTYBD): Add vector parity support.
15834 (VPRTYBQ): Likewise.
15835 (VPRTYBW): Likewise.
15836 (VCTZ): Add overloaded vector count trailing zeros support.
15837 (VPRTYB): Add overloaded vector parity support.
15838 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15839 overloaded vector count trailing zeros and parity instructions.
15840 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
15841 vector parity support.
15842 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
15843 trailing zeros support.
15844 (vec_cntlz): Likewise.
15845 (vec_vctzb): Likewise.
15846 (vec_vctzd): Likewise.
15847 (vec_vctzh): Likewise.
15848 (vec_vctzw): Likewise.
15849 (vec_vprtyb): Add ISA 3.0 vector parity support.
15850 (vec_vprtybd): Likewise.
15851 (vec_vprtybw): Likewise.
15852 (vec_vprtybq): Likewise.
15853 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15854 the ISA 3.0 vector count trailing zeros and vector parity built-in
15857 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
15859 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
15860 when there is stmt_to_insert.
15862 2016-05-24 Martin Sebor <msebor@redhat.com>
15865 * tree.h (complete_or_array_type_p): New inline function.
15867 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15869 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
15870 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
15871 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
15873 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
15874 Limit 1st alternative to noavx isa, split 2nd alternative into one
15875 noavx and one avx alternative, use *x and Bm in the former and
15876 x and m in the latter.
15878 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
15879 of sse4 for the first alternative, drop %v from the template
15880 and d operand modifier. Split second alternative into one sse4_noavx
15881 and one avx alternative, use *x instead of *v in the former and v
15882 instead of *v in the latter.
15883 (*sse4_1_extractps): Use noavx isa instead of * for the first
15884 alternative, drop %v from the template. Split second alternative into
15885 one noavx and one avx alternative, use *x instead of *v in the
15886 former and v instead of *v in the latter.
15887 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
15888 with noavx and the last one with avx.
15889 (sse4_1_phminposuw): Guard first alternative with noavx isa,
15890 split the second one into one noavx and one avx alternative,
15891 use *x and Bm in the former and x and m in the latter one.
15892 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
15895 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
15896 first two alternatives to noavx, use *x instead of *v in the second
15897 one, add avx alternative without *.
15898 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
15899 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
15900 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
15902 2016-05-24 Jeff Law <law@redhat.com>
15904 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
15905 New function, extracted from...
15906 (fsm_find_control_statement_thread_paths): Here. Use the new function.
15907 Allow simple copies and constant initializations in the SSA chain.
15909 2016-05-24 Marek Polacek <polacek@redhat.com>
15912 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
15915 2016-05-24 Jakub Jelinek <jakub@redhat.com>
15918 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
15919 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
15920 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
15921 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
15922 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
15924 2016-05-24 Richard Biener <rguenther@suse.de>
15926 PR tree-optimization/71240
15927 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
15930 2016-05-24 Richard Biener <rguenther@suse.de>
15932 PR tree-optimization/71230
15933 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
15935 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
15937 * tree-vectorizer.h (vectorizable_comparison): Delete.
15938 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
15939 PURE_SLP_STMT check.
15940 * tree-vect-stmts.c (vectorizable_call): Likewise.
15941 (vectorizable_simd_clone_call): Likewise.
15942 (vectorizable_conversion): Likewise.
15943 (vectorizable_assignment): Likewise.
15944 (vectorizable_shift): Likewise.
15945 (vectorizable_operation): Likewise.
15946 (vectorizable_load): Likewise.
15947 (vectorizable_condition): Likewise.
15948 (vectorizable_store): Likewise. Assert that we don't have
15950 (vectorizable_comparison): Make static. Remove redundant
15951 PURE_SLP_STMT check.
15952 (vect_transform_stmt): Assert that we always have an slp_node
15955 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15957 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
15958 operands[2] against 1 with comparison against CONST1_RTX.
15959 (<shift>di3_neon): Likewise.
15960 * config/arm/predicates.md (const0_operand): Replace with comparison
15961 against CONST0_RTX.
15963 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15965 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
15966 operands[2] against 1 with comparison against CONST1_RTX.
15967 (ashrdi3): Likewise.
15968 (lshrdi3): Likewise.
15969 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
15971 (ashrsi3): Likewise.
15972 (lshrsi3): Likewise.
15973 (rotrsi3): Likewise.
15974 (define_split above *compareqi_eq0): Likewise.
15975 (define_split above "prologue"): Likewise.
15976 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
15977 * config/arm/predicates.md (shift_operator): Likewise.
15978 (shift_nomul_operator): Likewise.
15979 (sat_shift_operator): Likewise.
15980 (thumb1_cmp_operand): Likewise.
15981 (const_neon_scalar_shift_amount_operand): Replace manual range
15982 check with IN_RANGE.
15983 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
15984 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
15986 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15988 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
15989 with HOST_WIDE_INT_1.
15991 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
15992 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
15993 (arm_canonicalize_comparison): Likewise.
15994 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
15996 (thumb1_size_rtx_costs): Likewise.
15997 (vfp_const_double_index): Replace cast of 1 to unsigned
15998 HOST_WIDE_INT with HOST_WIDE_INT_1U.
15999 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
16001 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
16002 HOST_WIDE_INT with HOST_WIDE_INT_1U.
16003 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
16004 HOST_WIDE_INT with HOST_WIDE_INT_1.
16006 2016-05-24 Marek Polacek <polacek@redhat.com>
16008 * tree-cfg.h (should_remove_lhs_p): New predicate.
16009 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
16010 * gimplify.c (gimplify_modify_expr): Likewise.
16011 * tree-cfg.c (verify_gimple_call): Likewise.
16012 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
16013 * gimple-fold.c: Include "tree-cfg.h".
16014 (gimple_fold_call): Use should_remove_lhs_p.
16016 2016-05-24 Richard Biener <rguenther@suse.de>
16018 PR tree-optimization/71253
16019 * cfganal.h (control_dependences): Make robust against edge
16021 (control_dependences::control_dependences): Remove edge_list argument.
16022 (control_dependences::get_edge): Remove.
16023 (control_dependences::get_edge_src): Add.
16024 (control_dependences::get_edge_dest): Likewise.
16025 (control_dependences::m_el): Make a vector of edge src/dest index.
16026 * cfganal.c (control_dependences::find_control_dependence): Adjust.
16027 (control_dependences::control_dependences): Likewise.
16028 (control_dependences::~control_dependence): Likewise.
16029 (control_dependences::get_edge): Remove.
16030 (control_dependences::get_edge_src): Add.
16031 (control_dependences::get_edge_dest): Likewise.
16032 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
16034 (perform_tree_ssa_dce): Adjust.
16035 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
16037 (pass_loop_distribution::execute): Adjust. Do loop destroying
16038 conditional on changed.
16040 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16043 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
16044 return. Reindent transformation comment and mention the ARM state
16047 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16049 PR middle-end/71252
16050 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
16051 after build_and_add_sum creates new use stmt.
16053 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
16055 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
16056 load_lanes/grouped_load classification comes first. Don't check
16057 whether the vectorization factor is a multiple of the group size
16060 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
16062 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
16063 GROUP_GAP for single-element interleaving.
16064 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
16067 2016-05-24 Richard Biener <rguenther@suse.de>
16069 PR middle-end/70434
16071 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
16072 bases which are accessed with non-invariant indices.
16073 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
16074 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
16076 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16078 PR middle-end/71170
16079 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
16080 (add_to_ops_vec): Add stmt_to_insert.
16081 (add_repeat_to_ops_vec): Init stmt_to_insert.
16082 (insert_stmt_before_use): New.
16083 (transform_add_to_multiply): Remove mult_stmt insertion and add it
16085 (get_ops): Init stmt_to_insert.
16086 (maybe_optimize_range_tests): Likewise.
16087 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
16088 (rewrite_expr_tree_parallel): Likewise.
16089 (reassociate_bb): Likewise.
16091 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16094 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
16095 ISA 3.0 xxperm fusion alternative.
16096 (altivec_vperm_v8hiv16qi): Likewise.
16097 (altivec_vperm_<mode>_uns_internal): Likewise.
16098 (vperm_v8hiv4si): Likewise.
16099 (vperm_v16qiv8hi): Likewise.
16101 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
16102 Kelvin Nilsen <kelvin@gcc.gnu.org>
16104 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
16105 vpermr/xxpermr on ISA 3.0.
16106 (altivec_expand_vec_perm_le): Likewise.
16107 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
16108 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
16111 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
16113 * config/i386/i386.h (IS_STACK_MODE): Enable for
16114 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
16115 SSE_FLOAT_MODE_P macros.
16116 * config/i386/i386.c (ix86_preferred_reload_class): Use
16117 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
16118 Cleanup regclass processing for CONST_DOUBLE_P.
16119 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
16120 (ix86_rtx_costs): Remove redundant TARGET_80387 check
16121 with IS_STACK_MODE macro.
16122 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
16124 (*movdf_internal): Use IS_STACK_MODE macro.
16125 (*movsf_internal): Ditto.
16127 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
16129 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
16130 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
16132 2016-05-23 Jeff Law <law@redhat.com>
16134 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
16136 (fsm_find_control_statement_thread_paths): Call it.
16138 2016-05-23 Martin Jambor <mjambor@suse.cz>
16141 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
16142 from_global_constant if t is not NULL.
16144 2016-05-23 Marek Polacek <polacek@redhat.com>
16147 * common.opt (Wswitch-unreachable): New option.
16148 * doc/invoke.texi: Document -Wswitch-unreachable.
16149 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
16152 2016-05-23 Bin Cheng <bin.cheng@arm.com>
16154 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
16155 TMR_INDEX is non-NULL.
16157 2016-05-23 Richard Biener <rguenther@suse.de>
16159 PR tree-optimization/71230
16160 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
16161 (try_special_add_to_ops): ... here. Always test for single-use.
16163 2016-05-23 Martin Jambor <mjambor@suse.cz>
16165 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
16166 default block if a PHI node in the original one would be resized.
16168 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
16170 PR tree-optimization/58135
16171 * tree-vect-slp.c: When group size is not multiple
16172 of vector size, allow splitting of store group at
16175 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
16177 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
16179 2016-05-22 Jakub Jelinek <jakub@redhat.com>
16181 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
16182 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
16183 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
16186 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
16187 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
16188 v constraint instead of x and vinserti32x4 insn.
16190 * config/i386/sse.md (i128vldq): New mode iterator.
16191 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
16192 avx512dq and avx512vl alternatives.
16194 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
16195 constraint, use maybe_evex prefix instead of vex.
16196 (vec_dupv4sf): Use v constraint instead of x for output
16197 operand except for noavx alternative, use Yv constraint
16198 instead of x for input. Use maybe_evex prefix instead of vex.
16199 (*vec_dupv4si): Likewise.
16200 (*vec_dupv2di): Likewise.
16202 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
16204 PR middle-end/40921
16205 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
16206 (linearize_expr_tree): Call try_special_add_to_ops.
16207 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
16209 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16211 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
16212 to computed stack_usage.
16214 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16217 * config/avr/avr.md (define_expand "mov<mode>"): If the source
16218 operand is subreg (symbol_ref) then move the symbol ref to register.
16220 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
16222 * tree.c (array_at_struct_end_p): Look through MEM_REF.
16224 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
16226 PR middle-end/71179
16227 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
16230 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
16232 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
16233 ranges by calling get_single_symbol and tidy up. Look more closely
16234 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
16236 2016-05-20 Jeff Law <law@redhat.com>
16238 * bitmap.c (bitmap_find_bit): Remove useless test.
16240 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
16242 * function.c (thread_prologue_and_epilogue_insns): Commit the
16243 insertion of the epilogue.
16245 2016-05-20 Martin Jambor <mjambor@suse.cz>
16247 PR tree-optimization/70884
16248 * tree-sra.c (initialize_constant_pool_replacements): Do not check
16249 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
16250 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
16251 of constant pool data as a reason for scalarization.
16253 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
16255 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
16256 for naked functions.
16257 (thumb1_expand_prologue): Likewise.
16259 2016-05-20 Nathan Sidwell <nathan@acm.org>
16261 * config/nvptx/nptx.c (nvptx_option_override): Only set
16262 flag_toplevel_reorder, if not explicitly specified. Set
16263 flag_no_common, unless explicitly specified.
16265 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16267 * calls.c (can_implement_as_sibling_call_p): Mark param
16268 reg_parm_stack_space with ATTRIBUTE_UNUSED.
16270 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
16272 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
16273 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
16274 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
16276 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
16277 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
16278 and CASE_CONST_ANY.
16280 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
16282 * config/nvptx/nvptx.md (sincossf3): New pattern.
16284 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16286 * calls.c (maybe_complain_about_tail_call): New function.
16287 (initialize_argument_information): Call
16288 maybe_complain_about_tail_call when clearing *may_tailcall.
16289 (can_implement_as_sibling_call_p): Call
16290 maybe_complain_about_tail_call when returning false.
16291 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
16292 ensure try_tail_call is set. Call maybe_complain_about_tail_call
16293 if tail-call optimization fails.
16294 * cfgexpand.c (expand_call_stmt): Initialize
16295 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
16296 * gimple-pretty-print.c (dump_gimple_call): Dump
16297 gimple_call_must_tail_p.
16298 * gimple.c (gimple_build_call_from_tree): Call
16299 gimple_call_set_must_tail with the value of
16300 CALL_EXPR_MUST_TAIL_CALL.
16301 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
16302 (gimple_call_set_must_tail): New function.
16303 (gimple_call_must_tail_p): New function.
16304 * print-tree.c (print_node): Update printing of TREE_STATIC
16305 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
16306 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
16307 trailing comment listing applicable flags.
16308 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
16310 2016-05-20 David Malcolm <dmalcolm@redhat.com>
16312 * calls.c (expand_call): Move "Rest of purposes for tail call
16313 optimizations to fail" to...
16314 (can_implement_as_sibling_call_p): ...this new function, and
16315 split into multiple "if" statements.
16317 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16319 * cfgloop.h (expected_loop_iterations_unbounded,
16320 expected_loop_iterations): Unconstify.
16321 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
16322 profile with known upper bound; return 3 when profile is absent.
16323 (expected_loop_iterations): Update.
16325 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16327 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
16328 and get_max_loop_iterations_int.
16330 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
16332 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
16333 realistic upper bounds here.
16335 2016-05-20 Jakub Jelinek <jakub@redhat.com>
16338 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
16339 calls if the LHS is variable length or has addressable type.
16340 If targets[0]->decl is a noreturn call with void return type and
16341 zero arguments, adjust fntype and remove lhs in that case.
16343 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
16345 PR tree-optimization/71079
16346 PR tree-optimization/71206
16347 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
16349 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16351 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
16352 (get_vec_alignment_for_array_decl): Likewise.
16353 (get_vec_alignment_for_record_decl): Likewise.
16354 (increase_alignment::execute): Move code to find alignment to
16355 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
16356 (type_align_map): New hash_map.
16358 2016-05-20 Richard Guenther <rguenther@suse.de>
16360 PR tree-optimization/29756
16361 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
16362 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
16363 * fold-const.c (operand_equal_p): Likewise.
16364 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
16365 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
16366 * tree-inline.c (estimate_operator_cost): Likewise.
16367 * tree-pretty-print.c (dump_generic_node): Likewise.
16368 * tree-ssa-operands.c (get_expr_operands): Likewise.
16369 * cfgexpand.c (expand_debug_expr): Likewise.
16370 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
16371 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
16372 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
16373 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
16374 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
16375 (execute_update_addresses_taken): Do it.
16377 2016-05-20 Richard Biener <rguenther@suse.de>
16379 PR tree-optimization/71185
16380 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
16381 register operations.
16383 2016-05-20 Richard Biener <rguenther@suse.de>
16385 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
16386 gimple_seq_add_seq_without_update.
16387 (release_bb_predicate): Assert we have no operands to free.
16388 (if_convertible_loop_p_1): Calculate post dominators later.
16389 Do not free BB predicates here.
16390 (combine_blocks): Do not recompute BB predicates.
16391 (version_loop_for_if_conversion): Save BB predicates around
16394 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16396 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
16397 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
16398 code. Ignore sibcalls on EDGE_IGNORE edges.
16399 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
16400 on edges for sibcalls that run without prologue. The rest of the
16401 function is combined from...
16402 (fix_fake_fallthrough_edge): ... this, and ...
16403 (try_shrink_wrapping): ... a part of this. Remove the bb_with
16404 function argument, make it a local variable.
16406 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
16408 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
16409 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
16410 for 32-bit mode and SEH for 64-bit.
16411 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
16412 TARGET_64BIT_DEFAULT.
16414 2016-05-19 Ryan Burn <contact@rnburn.com>
16416 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
16417 * gengtype.c (open_base_files): Add cilk.h to ifiles.
16419 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
16421 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
16422 force pending loads from memory.
16424 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
16426 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
16427 (UNSPEC_DARN_32): New unspec constant.
16428 (UNSPEC_DARN_RAW): New unspec constant.
16429 (darn_32): New instruction.
16430 (darn_raw): New instruction.
16431 (darn): New instruction.
16432 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
16433 support and documentation for this macro.
16434 (BU_P9_MISC_1): New macro definition.
16435 (BU_P9_64BIT_MISC_0): New macro definition.
16436 (BU_P9_MISC_0): New macro definition.
16437 (darn_32): New builtin definition.
16438 (darn_raw): New builtin definition.
16439 (darn): New builtin definition.
16440 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
16441 RS6000_BUILTIN_0 directives to surround each occurrence of
16442 #include "rs6000-builtin.def".
16443 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
16444 RS6000_BTM_64BIT flags to the returned mask, depending on
16446 (def_builtin): Correct an error in the assignments made to the
16447 debugging variable attr_string.
16448 (rs6000_expand_builtin): Add support for no-operand built-in
16450 (builtin_function_type): Remove fatal_error assertion that is no
16452 (rs6000_common_init_builtins): Add support for no-operand built-in
16454 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
16456 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
16458 (RS6000_BTM_64BIT): New macro definition.
16459 * doc/extend.texi: Document __builtin_darn (void),
16460 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
16463 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
16465 * tree-vect-loop.c (vect_analyze_loop_2): Use also
16466 max_loop_iterations_int.
16468 2016-05-19 Marek Polacek <polacek@redhat.com>
16470 PR tree-optimization/71031
16471 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
16472 condition and adjust the code a bit.
16474 2016-05-19 Martin Liska <mliska@suse.cz>
16476 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
16477 auto_vec instead of vec.
16479 2016-05-19 Martin Liska <mliska@suse.cz>
16481 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
16483 2016-05-19 Martin Liska <mliska@suse.cz>
16485 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
16487 2016-05-19 Martin Liska <mliska@suse.cz>
16489 * ipa-pure-const.c (set_function_state): Remove an existing
16491 (remove_node_data): Do not free it as it's released
16492 in set_function_state.
16494 2016-05-19 Martin Liska <mliska@suse.cz>
16496 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
16499 2016-05-19 Martin Liska <mliska@suse.cz>
16501 * omp-simd-clone.c (simd_clone_adjust): Release vector.
16503 2016-05-19 Martin Liska <mliska@suse.cz>
16505 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
16506 an auto_vec instead of re-creating it.
16508 2016-05-19 Martin Liska <mliska@suse.cz>
16510 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
16511 auto_vec instead of vec.
16513 2016-05-19 Martin Liska <mliska@suse.cz>
16515 * lto-section-in.c (lto_get_section_data): Call
16516 lto_check_version with additional argument.
16517 * lto-streamer.c (lto_check_version): Add new argument.
16518 * lto-streamer.h (lto_check_version): Likewise.
16520 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16522 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
16523 Don't add cost of inner memory when handling sign-extended loads.
16525 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
16527 PR rtl-optimization/71148
16528 * cse.c (cse_main): Free dominance info.
16529 (rest_of_handle_cse): Don't free dominance info.
16530 (rest_of_handle_cse2): Likewise.
16531 (rest_of_handle_cse_after_global_opts): Likewise.
16533 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16536 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
16537 NULL_TREE early if NEON is not available. Remove now redundant check
16538 in ARM_CHECK_BUILTIN_MODE.
16540 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
16543 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
16544 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
16545 * doc/cpp.texi: Document new macros.
16547 2016-05-19 Bin Cheng <bin.cheng@arm.com>
16549 PR tree-optimization/69848
16550 * tree-vect-loop.c (vectorizable_reduction): Don't factor
16551 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
16553 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
16555 * function.c (thread_prologue_and_epilogue_insn): Move the
16556 "goto epilogue_done" one block later.
16558 2016-05-19 Richard Biener <rguenther@suse.de>
16560 PR tree-optimization/70729
16561 * passes.def: Move LIM pass before PRE. Remove no longer
16562 required copyprop and move first DCE out of the loop pipeline.
16564 2016-05-18 David Malcolm <dmalcolm@redhat.com>
16567 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
16568 (OBJS-libcommon-target): ...here.
16569 * opts-common.c: Include spellcheck.h.
16570 (cmdline_handle_error): Build a vec of valid options and use it
16571 to suggest provide hints for misspelled arguments.
16573 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16576 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
16577 lhs if it has TREE_ADDRESSABLE type.
16579 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
16582 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
16583 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
16585 2016-05-18 Martin Jambor <mjambor@suse.cz>
16588 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
16589 input for NOP_EXPR pass-through functions.
16590 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
16591 aggregate global constant VAR_DECLs in constant jump functions.
16593 2016-05-18 Martin Jambor <mjambor@suse.cz>
16596 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
16597 from TREE_READONLY parameters.
16599 2016-05-18 Martin Jambor <mjambor@suse.cz>
16602 * cgraph.h (cgraph_indirect_call_info): New field
16603 guaranteed_unmodified.
16604 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
16605 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
16607 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
16608 pass the parameter value to ipa_find_agg_cst_for_param.
16609 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
16610 guaranteed_unmodified, store AA results there instead of bailing out
16612 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
16613 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
16614 (find_constructor_constant_at_offset): New function.
16615 (ipa_find_agg_cst_from_init): Likewise.
16616 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
16617 static initializers of contants, report back through a new paameter
16618 from_global_constant if that was the case.
16619 (try_make_edge_direct_simple_call): Also pass parameter value to
16620 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
16622 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
16623 (ipa_read_indirect_edge_info): Likewise.
16624 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
16625 (ipa_load_from_parm_agg): Likewise.
16627 2016-05-18 Jiong Wang <jiong.wang@arm.com>
16629 PR rtl-optimization/71150
16630 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
16633 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16636 * config/rs6000/constraints.md (wE constraint): New constraint
16637 for a vector constant that can be loaded with XXSPLTIB.
16638 (wM constraint): New constraint for a vector constant of a 1's.
16639 (wS constraint): New constraint for a vector constant that can be
16640 loaded with XXSPLTIB and a vector sign extend instruction.
16641 * config/rs6000/predicates.md (xxspltib_constant_split): New
16642 predicates for wE/wS constraints.
16643 (xxspltib_constant_nosplit): Likewise.
16644 (easy_vector_constant): Add support for constants that can be
16645 loaded via XXSPLTIB.
16646 (all_ones_constant): New predicate for vector constant with all
16648 (splat_input_operand): Add support for ISA 3.0 word splat operations.
16649 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
16650 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
16651 instruction and possibly with a sign extension.
16652 (output_vec_const_move): Add support for XXSPLTIB. If we are
16653 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
16654 instead of XXLXOR/XXLORC.
16655 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
16657 (rs6000_legitimize_reload_address): Likewise.
16658 (rs6000_output_move_128bit): Use output_vec_const_move to emit
16660 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
16661 combine VSX_M and VSX_M2 into one iterator.
16662 (VSX_M2): Likewise.
16663 (VSINT_84): New iterators for loading constants with XXSPLTIB.
16664 (VSINT_842): Likewise.
16665 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
16666 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
16667 XXSPLTIB instruction.
16668 (xxspltib_<mode>_nosplit): Likewise.
16669 (xxspltib_<mode>_split): New insn to load up constants with
16670 XXSPLTIB and a sign extend instruction.
16671 (vsx_mov<mode>): Replace single move that handled all vector types
16672 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
16673 moves (when -mvsx-timode is in effect) into the main vector
16674 moves. Eliminate separate moves for <VSr> <VSa>, where the
16675 preferred register class (<VSr>) is listed first, and the
16676 secondary register class (<VSa>) is listed second with a '?' to
16677 discourage use. Prefer loading 0/-1 in any VSX register for ISA
16678 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
16679 that if the register was involved in a slow operation, the
16680 clear/set operation does not wait for the slow operation to
16681 finish. Adjust the length attributes for 32-bit mode. Use
16682 rs6000_output_move_128bit and drop the use of the string
16683 instructions for 32-bit movti when -mvsx-timode is in effect. Use
16684 spacing so that the alternatives and attributes don't generate
16685 long lines, and put things in columns, so that it is easier to
16686 match up the operands and attributes with the insn alternatives.
16687 (vsx_mov<mode>_64bit): Likewise.
16688 (vsx_mov<mode>_32bit): Likewise.
16689 (vsx_movti_64bit): Fold movti into normal vector moves.
16690 (vsx_movti_32bit): Likewise.
16691 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
16692 splat instructions.
16693 (vsx_splat_v4si_internal): Likewise.
16694 (vsx_splat_v4sf_internal): Likewise.
16695 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
16696 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
16697 extend vector elements.
16698 (vsx_sign_extend_hi_<mode>): Likewise.
16699 (vsx_sign_extend_si_v2di): Likewise.
16700 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
16702 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
16703 constraints. Add trailing period to wL documentation.
16705 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
16707 PR middle-end/71020
16708 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
16709 * tree-dfa.c (replace_abnormal_ssa_names): New function.
16710 * tree-call-cdce.c: Include tree-dfa.h.
16711 (can_guard_call_p): New function, extracted from...
16712 (can_use_internal_fn): ...here.
16713 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
16715 (shrink_wrap_one_built_in_call): Likewise.
16716 (use_internal_fn): Likewise.
16717 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
16718 and return void. Call replace_abnormal_ssa_names.
16719 (pass_call_cdce::execute): Check can_guard_call_p during the
16720 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
16721 will always change something.
16723 2016-05-18 Martin Jambor <mjambor@suse.cz>
16726 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
16727 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
16729 2016-05-18 Martin Jambor <mjambor@suse.cz>
16732 * ipa-inline.h (condition): New field size.
16733 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
16734 for comaprison and store it into the new condition.
16735 (evaluate_conditions_for_known_args): Use condition size to check
16736 access sizes for all but CHANGED conditions.
16737 (unmodified_parm_1): New parameter size_p, store access size into it.
16738 (unmodified_parm): Likewise.
16739 (unmodified_parm_or_parm_agg_item): Likewise.
16740 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
16741 (set_cond_stmt_execution_predicate): Extract access sizes and store
16742 them to conditions.
16743 (set_switch_stmt_execution_predicate): Likewise.
16744 (will_be_nonconstant_expr_predicate): Likewise.
16745 (will_be_nonconstant_predicate): Likewise.
16746 (inline_read_section): Stream condition size.
16747 (inline_write_summary): Likewise.
16749 2016-05-18 Richard Biener <rguenther@suse.de>
16751 * tree-ssa-loop-im.c (determine_max_movement): Properly add
16752 condition cost to PHI cost instead of total_cost.
16754 2016-05-18 Martin Liska <mliska@suse.cz>
16757 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
16760 2016-05-18 Richard Biener <rguenther@suse.de>
16762 * lto-streamer.h (LTO_major_version): Bump to 6.
16764 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16766 * function.c (make_split_prologue_seq, make_prologue_seq,
16767 make_epilogue_seq): New functions, factored out from...
16768 (thread_prologue_and_epilogue_insns): Here.
16770 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
16772 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
16773 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
16774 of before. Add a comment.
16776 2016-05-18 Bin Cheng <bin.cheng@arm.com>
16778 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
16779 expression pointer, not pointer to the pointer.
16781 2016-05-18 Jakub Jelinek <jakub@redhat.com>
16783 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
16784 (avx2_pbroadcast<mode>): Add another alternative with v instead
16785 of x constraints in it, using <pbroadcast_evex_isa> isa.
16786 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
16788 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
16789 constraint x instead of v in second alternative, add avx512bw
16792 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
16793 constraint x instead of v in second alternative, add avx512bw
16796 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
16797 constraint x instead of v in second alternative, add avx512bw
16800 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
16801 avx512bw alternative.
16803 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16805 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
16806 array to 128 chars.
16807 (define_insn "*andnottf3"): Ditto.
16808 (define_insn "*<code><mode>3"/any_logic): Ditto.
16809 (define_insn "*<code>tf3"/any_logic): Ditto.
16810 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
16811 operand to block AVX-512VL insn variant emit when it is not enabled.
16813 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
16815 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
16816 constraint fot SF mode.
16818 2016-05-18 Petr Murzin <petr.murzin@intel.com>
16819 Kirill Yukhin <kirill.yukhin@intel.com>
16821 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
16823 (define_insn "rsqrt14<mode>"): Ditto.
16824 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
16825 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
16826 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
16827 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
16828 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
16830 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
16831 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
16832 * config/i386/i386.c (ix86_print_operand): Expand check for size
16833 override codes for Intel syntax.
16835 2016-05-18 Richard Biener <rguenther@suse.de>
16837 PR tree-optimization/71168
16838 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
16839 initialization earlier.
16841 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
16843 * config/aarch64/aarch64-simd.md
16844 (aarch64_reduc_plus_internal<mode>): Rename to...
16845 (reduc_plus_scal): ...This, and remove previous implementation.
16847 2016-05-18 Richard Biener <rguenther@suse.de>
16849 * passes.def: Put late dse and cd_dce in canonical order.
16851 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
16853 * ipa-inline-transform.c (preserve_function_body_p): Look for
16854 first non-thunk clone.
16855 (save_function_body): Save into first non-thunk.
16856 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
16858 (lto_output_node): Inline thunks don't need body in every
16860 * lto-streamer-in.c: Do not fixup thunk clones.
16861 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
16863 * tree-inline.c (copy_bb): Be prepared for target node to be new after
16866 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16868 PR middle-end/63586
16869 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
16870 (reassociate_bb): Call transform_add_to_multiply.
16872 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
16874 * config/aarch64/aarch64.c (all_extensions): Removed unused
16877 2016-05-17 Nathan Sidwell <nathan@acm.org>
16879 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
16880 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
16882 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
16884 PR tree-optimization/54579
16885 PR middle-end/55299
16886 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
16888 2016-05-17 Marek Polacek <polacek@redhat.com>
16891 * tree-inline.c (expand_call_inline): Call
16892 maybe_remove_unused_call_args.
16894 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
16896 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
16897 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
16898 * doc/md.texi (fmin@var{m}3): Likewise.
16900 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16902 * match.pd (X & C): New transformation.
16904 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16906 * match.pd (~X & Y): New transformation.
16908 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
16910 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
16911 information for new SSA_NAME.
16912 (simplify_conversion_using_ranges): Get range through get_range_info
16913 instead of get_value_range.
16915 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16917 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
16918 Remove inline assembly.
16919 (vmvn_s16): Likewise.
16920 (vmvn_s32): Likewise.
16921 (vmvn_u8): Likewise.
16922 (vmvn_u16): Likewise.
16923 (vmvn_u32): Likewise.
16924 (vmvnq_s8): Likewise.
16925 (vmvnq_s16): Likewise.
16926 (vmvnq_s32): Likewise.
16927 (vmvnq_u8): Likewise.
16928 (vmvnq_u16): Likewise.
16929 (vmvnq_u32): Likewise.
16930 (vmvn_p8): Likewise.
16931 (vmvnq_p16): Likewise.
16933 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16935 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
16937 (vmul_n_s16): Likewise.
16938 (vmul_n_s32): Likewise.
16939 (vmul_n_u16): Likewise.
16940 (vmul_n_u32): Likewise.
16941 (vmulq_n_f32): Likewise.
16942 (vmulq_n_f64): Likewise.
16943 (vmulq_n_s16): Likewise.
16944 (vmulq_n_s32): Likewise.
16945 (vmulq_n_u16): Likewise.
16946 (vmulq_n_u32): Likewise.
16948 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16950 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
16951 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
16953 2016-05-17 Jiong Wang <jiong.wang@arm.com>
16955 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
16956 to *aarch64_fma4_elt_from_dup<mode>.
16957 (*aarch64_fnma4_elt_to_128df): Rename to
16958 *aarch64_fnma4_elt_from_dup<mode>.
16959 * config/aarch64/arm_neon.h (vfma_n_f64): New.
16960 (vfms_n_f32): Likewise.
16961 (vfms_n_f64): Likewise.
16962 (vfmsq_n_f32): Likewise.
16963 (vfmsq_n_f64): Likewise.
16965 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
16967 * wide-int.h: Change fixed_wide_int_storage from class to struct.
16969 2016-05-17 Richard Biener <rguenther@suse.de>
16971 PR tree-optimization/71132
16972 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
16973 Only add control dependences for blocks in the loop.
16974 (build_rdg): Adjust.
16975 (generate_code_for_partition): Return whether loop should
16976 be destroyed and delay that.
16977 (distribute_loop): Likewise.
16978 (pass_loop_distribution::execute): Record loops to be destroyed
16979 and perform delayed destroying of loops.
16981 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16984 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
16986 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16988 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
16990 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
16993 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
16994 insertion point for instructions generated by validize_mem.
16996 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
16998 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
17001 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
17003 * config/aarch64/aarch64.c
17004 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
17005 rather than a macro.
17007 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
17009 * doc/invoke.texi (AArch64 Options): Various updates.
17011 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17013 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
17014 into instrumentation thunks.
17015 * cif-code.def (CIF_CHKP): New.
17017 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
17019 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
17021 2016-05-16 Martin Jambor <mjambor@suse.cz>
17023 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
17024 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
17026 2016-05-16 Marek Polacek <polacek@redhat.com>
17028 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
17031 2016-05-16 Martin Jambor <mjambor@suse.cz>
17034 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
17035 the outlined kernel function.
17037 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
17039 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
17040 (ISA_HAS_DLSA): Ditto.
17042 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
17044 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
17046 2016-05-16 Nathan Sidwell <nathan@acm.org>
17048 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
17049 (nvptx_name_replacement): Restore. Add comment.
17050 (write_fn_proto, write_fn_proto_from_insn,
17051 nvptx_output_call_insn): Restore
17052 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
17054 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
17056 * config/aarch64/aarch64.md
17057 (add<mode>3_compareC_cconly_imm): Remove use of %w.
17058 (add<mode>3_compareC_imm): Likewise.
17059 (<optab>si3_uxtw): Split into register and immediate variants.
17060 (andsi3_compare0_uxtw): Likewise.
17061 (and<mode>3_compare0): Likewise.
17062 (and<mode>3nr_compare0): Likewise.
17063 (stack_protect_test_<mode>): Don't use %x for memory operands.
17065 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
17067 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
17069 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
17071 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
17072 Split integer shifts into shift_reg and bfm.
17073 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
17074 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
17075 (ror<mode>3_insn): Likewise.
17076 (<optab>si3_insn_uxtw): Likewise.
17077 (<optab><mode>3_insn): Change to rotate_imm.
17078 (extr<mode>5_insn_alt): Likewise.
17079 (extrsi5_insn_uxtw): Likewise.
17080 (extrsi5_insn_uxtw_alt): Likewise.
17082 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17084 * doc/tm.texi: Regenerate.
17085 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
17086 (TARGET_INVALID_RETURN_TYPE): Remove.
17087 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
17088 TARGET_INVALID_RETURN_TYPE.
17089 * target.def (invalid_parameter_type): Remove.
17090 (invalid_return_type): Remove.
17092 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17094 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
17095 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
17097 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
17099 (preserve_function_body_p): No need to preserve function body
17100 * cif-codes.def (CIF_THUNK): Remove.
17101 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
17103 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17105 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
17107 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17109 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
17112 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17114 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
17115 (inline_small_functions): Do not look for function symbol when
17118 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
17120 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
17123 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17124 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17125 Jiong Wang <jiong.wang@arm.com>
17127 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
17128 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
17129 Define __ARM_FP16_ARGS when appropriate.
17130 * config/arm/arm.c (arm_invalid_parameter_type): Remove
17132 (arm_invalid_return_type): Likewise.
17133 (TARGET_INVALID_PARAMETER_TYPE): Remove.
17134 (TARGET_INVALID_RETURN_TYPE): Remove.
17135 (aapcs_vfp_sub_candidate): Allow HFmode.
17136 (aapcs_vfp_allocate): Add comment. Support HFmode.
17137 (aapcs_vfp_allocate_return_reg): Likewise.
17138 (struct aapcs_cp_arg_layout): Slightly reword comments for
17139 is_return_candidate and allocate_return_reg.
17140 (output_mov_vfp): Update assert.
17141 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
17143 (arm_invalid_parameter_type): Remove.
17144 (amr_invalid_return_type): Remove.
17145 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
17146 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
17147 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
17149 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
17151 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
17152 * config/aarch64/arch64-protos.h
17153 (aarch64_legitimize_reload_address): Remove.
17154 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
17157 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
17159 * configure.ac: Add ACX_NONCANONICAL_HOST.
17160 * configure: Regenerate.
17161 * Makefile.in: Set host_noncanonical.
17163 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
17166 * config/i386/i386.md (*movtf_internal): Before register allocation,
17167 do not allow FP constants for CM_MEDIUM memory model, allow only
17168 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
17169 (*movxf_internal): Ditto.
17170 (*movdf_internal): Ditto.
17171 (*movsf_internal): Ditto.
17173 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
17175 PR rtl-optimization/67483
17176 * combine.c (make_compound_operation): Don't call extract_left_shift
17177 with negative shift amounts.
17179 2016-05-13 Jakub Jelinek <jakub@redhat.com>
17182 * fold-const.c (fold_checksum_tree): Allow modification
17183 of TYPE_ALIAS_SET during folding.
17185 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
17186 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
17187 (ix86_split_to_parts): Likewise. Fix up formatting.
17189 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
17191 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
17192 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
17195 2016-05-13 Nathan Sidwell <nathan@acm.org>
17197 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
17198 (nvptx_name_replacement): Delete.
17199 (write_fn_proto, write_fn_proto_from_insn,
17200 nvptx_output_call_insn): Remove nvptx_name_replacement call.
17201 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
17202 * langhooks.c (add_builtin_funcction_common): Call
17203 targetm.mangle_decl_assembler_name.
17205 * config/nvptx/nvptx.c (write_fn_proto): Handle
17206 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
17208 2016-05-13 Martin Liska <mliska@suse.cz>
17210 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
17211 and PRIu64 in printf format.
17213 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17215 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
17218 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17220 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
17221 Change --param max-completely-peeled-times to
17222 --param max-completely-peel-times in dump file printing.
17224 2016-05-13 Richard Biener <rguenther@suse.de>
17226 PR tree-optimization/42587
17227 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
17228 (find_bswap_or_nop_1): Likewise.
17229 (bswap_replace): Likewise.
17231 2016-05-13 Martin Liska <mliska@suse.cz>
17233 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
17234 Initialize a variable with default value.
17236 2016-05-13 Martin Liska <mliska@suse.cz>
17238 * doc/invoke.texi: Enhance explanation of error recovery
17241 2016-05-13 Martin Liska <mliska@suse.cz>
17243 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
17244 (struct cost_pair): Change inv_expr_id (int) to inv_expr
17245 (iv_inv_expr_ent *).
17246 (struct iv_inv_expr_ent): Comment struct fields.
17247 (sort_iv_inv_expr_ent): New function.
17248 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
17249 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
17250 a hash_map between iv_inv_expr_ent and number of usages.
17251 (niter_for_exit): Fix coding style.
17252 (tree_ssa_iv_optimize_init): Use renamed variable.
17253 (determine_base_object): Fix coding style.
17254 (alloc_iv): Likewise.
17255 (find_interesting_uses_outside): Likewise.
17256 (add_candidate_1): Likewise.
17257 (add_standard_iv_candidates): Likewise.
17258 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
17259 (prepare_decl_rtl): Fix coding style.
17260 (get_address_cost): Likewise.
17261 (get_shiftadd_cost): Likewise.
17262 (force_expr_to_var_cost): Likewise.
17263 (compare_aff_trees): Likewise.
17264 (get_expr_id): Restructure the function.
17265 (get_loop_invariant_expr_id): Renamed to
17266 get_loop_invariant_expr.
17267 (get_computation_cost_at): Replace usage of inv_expr_id with
17269 (get_computation_cost): Likewise.
17270 (determine_group_iv_cost_generic): Likewise.
17271 (determine_group_iv_cost_address): Likewise.
17272 (iv_period): Fix coding style.
17273 (iv_elimination_compare_lt): Likewise.
17274 (may_eliminate_iv): Likewise.
17275 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
17277 (determine_group_iv_costs): Dump invariant expressions.
17278 (iv_ca_recount_cost): Use the newly added hash_map.
17279 (iv_ca_set_remove_invariants): Fix coding style.
17280 (iv_ca_set_add_invariants): Fix coding style.
17281 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
17283 (iv_ca_set_cp): Likewise.
17284 (iv_ca_new): Initialize the newly added hash_map and remove
17285 initialization of fields.
17286 (iv_ca_free): Delete the hash_map.
17287 (iv_ca_dump): Dump invariant expressions.
17288 (iv_ca_extend): Fix coding style.
17289 (try_add_cand_for): Likewise.
17290 (create_new_ivs): Dump information about # of avg iterations and
17291 # of used invariant expressions.
17292 (rewrite_use_compare): Fix coding style.
17293 (free_loop_data): Set default value for max_inv_expr_id.
17295 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
17297 * cse.c (rest_of_handle_cse): Use cleanup_cfg
17298 returned value cse_cfg_altered computation.
17299 (rest_of_handle_cse2): Likewise.
17300 (rest_of_handle_cse_after_global_opts): Likewise.
17302 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17305 * config/arm/arm.c (arm32_output_mi_thunk): New.
17306 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
17307 to split Thumb1 vs TARGET_32BIT functionality.
17308 (arm_thumb1_mi_thunk): New.
17310 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17312 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
17315 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17318 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
17320 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
17322 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
17323 (expand_builtin_trap): Emit a regular call.
17324 (set_builtin_user_assembler_name): Remove obsolete cases.
17325 * dse.c (scan_insn): Adjust.
17326 * except.c: Include calls.h.
17327 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
17328 emit a regular call to setjmp.
17329 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
17330 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
17331 (emit_block_move_via_libcall): Delete.
17332 (block_move_fn): Delete.
17333 (init_block_move_fn): Likewise.
17334 (emit_block_move_libcall_fn): Likewise.
17335 (emit_block_op_via_libcall): New function.
17336 (set_storage_via_libcall): Tidy up and use memset builtin.
17337 (block_clear_fn): Delete.
17338 (init_block_clear_fn): Likewise.
17339 (clear_storage_libcall_fn): Likewise.
17340 (expand_assignment): Call emit_block_move_via_libcall.
17341 Do not include gt-expr.h.
17342 * expr.h (emit_block_op_via_libcall): Declare.
17343 (emit_block_copy_via_libcall): New inline function.
17344 (emit_block_move_via_libcall): Likewise.
17345 (emit_block_comp_via_libcall): Likewise.
17346 (block_clear_fn): Delete.
17347 (init_block_move_fn): Likewise.
17348 (init_block_clear_fn): Likewise.
17349 (emit_block_move_via_libcall): Likewise.
17350 (set_storage_via_libcall): Add default parameter value.
17351 * libfuncs.h (enum libfunc_index): Remove obsolete values.
17352 (abort_libfunc): Delete.
17353 (memcpy_libfunc): Likewise.
17354 (memmove_libfunc): Likewise.
17355 (memcmp_libfunc): Likewise.
17356 (memset_libfunc): Likewise.
17357 (setbits_libfunc): Likewise.
17358 (setjmp_libfunc): Likewise.
17359 (longjmp_libfunc): Likewise.
17360 (profile_function_entry_libfunc): Likewise.
17361 (profile_function_exit_libfunc): Likewise.
17362 (gcov_flush_libfunc): Likewise.
17363 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
17364 and DECL_VISIBILITY on the declaration.
17365 (init_optabs): Do not initialize obsolete libfuncs.
17366 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
17367 * tree-core.h (ECF_RET1): Define.
17368 (ECF_TM_PURE): Adjust.
17369 (ECF_TM_BUILTIN): Likewise.
17370 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
17371 (build_common_builtin_nodes): Initialize abort builtin.
17372 Add ECF_RET1 on memcpy, memmove and memset builtins.
17373 Pass final flags for alloca and alloca_with_align builtins.
17374 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
17376 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
17377 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
17378 set_storage_via_libcall and call emit_block_copy_via_libcall.
17380 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
17382 * config/i386/i386.md (*call_got_x32): Change operand 0 to
17383 DImode before it is passed to ix86_output_call_operand.
17384 (*call_value_got_x32): Ditto for operand 1.
17386 2016-05-12 Jiong Wang <jiong.wang@arm.com>
17388 PR rtl-optimization/70904
17389 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
17390 reload for wide mode.
17392 2016-05-12 Marek Polacek <polacek@redhat.com>
17395 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
17396 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
17397 * langhooks.h (incomplete_type_error): Likewise.
17398 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
17399 parameter, pass it down to incomplete_type_error.
17400 * tree.h (size_in_bytes): New inline overload.
17401 (size_in_bytes_loc): Renamed from size_in_bytes.
17403 2016-05-12 Richard Biener <rguenther@suse.de>
17405 PR tree-optimization/71059
17406 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
17407 nary before looking up or entering the expression into the VN
17409 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
17410 Make sure to re-use NARYs without result as inserted by
17413 2016-05-12 Richard Biener <rguenther@suse.de>
17415 PR tree-optimization/71062
17416 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
17418 * tree-ssa-structalias.c (set_uids_in_ptset): Set
17419 vars_contains_restrict if the var is a restrict tag.
17420 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
17421 do not disambiguate pointers against it.
17422 (dump_points_to_solution): Re-structure and adjust for new
17423 vars_contains_restrict flag.
17424 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
17426 2016-05-12 Martin Liska <mliska@suse.cz>
17428 * doc/invoke.texi: Explain connection between
17429 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
17431 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
17433 PR tree-optimization/71006
17434 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
17435 consider COND_EXPR as a mask producer.
17437 2016-05-12 Marek Polacek <polacek@redhat.com>
17440 * opts.c (common_handle_option): Detect missing argument for --help^.
17442 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17445 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
17446 when popping the PC and within an interrupt handler routine.
17447 Add missing tab to output of "ldmfd".
17448 (output_return_instruction): Output LDMFD with SP update rather
17449 than POP when returning from interrupt handler.
17451 2016-05-12 Jakub Jelinek <jakub@redhat.com>
17453 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
17454 TARGET_64BIT && TARGET_AVX512DQ.
17455 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
17456 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
17457 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
17458 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
17459 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
17460 (*vec_extractv4si_zext): Add avx512dq alternative.
17461 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
17462 use v instead of x constraint in other alternatives where possible.
17464 * config/i386/sse.md (sse2_loadld): Use v instead of x
17465 constraint in alternatives 0,1,4.
17467 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
17468 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
17469 v constraints instead of x and <pinsr_evex_isa> isa attribute.
17472 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
17473 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
17474 is not emitted unless TARGET_AVX512BW.
17475 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
17476 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
17477 for the result operand.
17479 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
17480 constraint instead of x in avx alternatives. Use maybe_evex instead
17483 * config/i386/constraints.md (Yv): New constraint.
17484 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
17485 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
17486 * config/i386/i386.md (avx512fvecmode): New mode attr.
17487 (*pushtf): Use v constraint instead of x.
17488 (*movtf_internal): Likewise. For TARGET_AVX512VL and
17489 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
17490 (*absneg<mode>2): Use Yv constraint instead of x constraint.
17491 (*absnegtf2_sse): Likewise.
17492 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
17493 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
17494 avx512f alternatives.
17495 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
17497 2016-05-12 Richard Biener <rguenther@suse.de>
17499 PR tree-optimization/71060
17500 * tree-data-ref.c (initialize_data_dependence_relation): Do not
17501 require exact match of DR_BASE_OBJECT but only matching address and
17504 2016-05-12 Richard Biener <rguenther@suse.de>
17506 PR tree-optimization/70986
17507 * cfganal.c: Include cfgloop.h.
17508 (dfs_find_deadend): Prefer to take edges exiting loops.
17510 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17512 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
17513 compile and run time.
17515 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
17518 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
17520 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
17522 * config/i386/i386.c (legitimize_pic_address): Use
17523 copy_to_suggested_reg instead of gen_movsi.
17525 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
17527 * config/rs6000/predicates.md (quad_memory_operand): Move most of
17528 the code into quad_address_p and call it to share code with
17529 vsx_quad_dform_memory_operand.
17530 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
17532 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
17533 bit instead of being a separate word. Split -mpower9-dform into
17534 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
17535 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
17536 for the register class supporting 128-bit quad word memory offsets.
17537 (mode_supports_vsx_dform_quad): Helper function to return if the
17538 register class uses quad word memory offsets.
17539 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
17540 (rs6000_debug_reg_global): Always print if we are using LRA or not.
17541 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
17542 instructions are enabled, set up the appropriate addr_masks for
17544 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
17545 -mpower9-dform-scalar, instead of -mpower9-dform.
17546 (rs6000_option_override_internal): Split -mpower9-dform into two
17547 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
17548 -mpower9-dform switch sets or clears both. If we are not using
17549 the LRA register allocator, do not enable -mpower9-dform-vector by
17550 default. If we are using LRA, enable -mpower9-dform-vector and
17551 -mvsx-timode if it is appropriate. Issue a warning if either
17552 -mpower9-dform-vector or -mvsx-timode are explicitly used without
17554 (quad_address_offset_p): New helper function to return if the
17555 offset is legal for quad word memory instructions.
17556 (quad_address_p): New function to determin if GPR or vector
17557 register quad word memory addresses are legal.
17558 (mem_operand_gpr): Validate quad word address offsets.
17559 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
17560 d-form (register + offset) instructions.
17561 (offsettable_ok_by_alignment): Likewise.
17562 (rs6000_legitimate_offset_address_p): Likewise.
17563 (legitimate_lo_sum_address_p): Likewise.
17564 (rs6000_legitimize_address): Likewise.
17565 (rs6000_legitimize_reload_address): Add more debug statements for
17567 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
17568 d-form instructions.
17569 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
17570 d-form instructions. Distinguish different cases in debug
17571 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
17572 d-form instructions.
17573 (rs6000_preferred_reload_class): Likewise.
17574 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
17575 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
17576 of the ISA 2.06 indexed memory instructions.
17577 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
17578 use them to save/restore the saved vector registers instead of
17579 using Altivec instructions.
17580 (rs6000_emit_epilogue): Likewise.
17581 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
17582 (rs6000_opt_masks): Split -mpower9-dform into
17583 -mpower9-dform-scalar and -mpower9-dform-vector.
17584 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
17586 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
17587 ISA 3.0 vector indexed memory instructions, and fold the code into
17588 the normal mov<mode> patterns.
17589 (p9_vecstore_<mode>): Likewise.
17590 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
17592 (vsx_movti_64bit): Likewise.
17593 (vsx_movti_32bit): Likewise.
17594 * config/rs6000/constraints.md (wO constraint): New constraint for
17595 ISA 3.0 vector d-form support.
17596 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
17597 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
17598 include -mpower9-dform-vector until we switch over to LRA.
17599 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
17600 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
17601 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
17602 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17603 for -mpower9-dform and -mlra.
17604 * doc/md.texi (wO constraint): Document wO constraint.
17606 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
17608 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
17609 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
17610 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
17611 Move handling of non-insn arguments inline into the sole user:
17612 (output_trans_func): ...here.
17613 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
17614 in emitted function prototype.
17615 (output_internal_insn_latency_func): Ditto. Simplify.
17616 (output_internal_maximal_insn_latency_func): Ditto. Delete
17617 always-unused argument.
17618 (output_insn_latency_func): Ditto.
17619 (output_maximal_insn_latency_func): Ditto.
17621 2016-05-11 Richard Biener <rguenther@suse.de>
17623 PR tree-optimization/71055
17624 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
17625 sth with precision not equal to access size verify we don't chop
17628 2016-05-11 Richard Biener <rguenther@suse.de>
17631 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
17632 (dwarf2out_finish): Move retry_incomplete_types call ...
17633 (dwarf2out_early_finish): ... here.
17635 2016-05-11 Richard Biener <rguenther@suse.de>
17637 PR middle-end/71002
17638 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
17639 if the langhook insists on it.
17640 * fold-const.c (make_bit_field_ref): Add arg for the original
17641 reference and preserve its alias-set.
17642 (decode_field_reference): Take exp by reference and adjust it
17643 to the original memory reference.
17644 (optimize_bit_field_compare): Adjust callers.
17645 (fold_truth_andor_1): Likewise.
17646 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
17648 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
17650 PR middle-end/70807
17651 * cfgrtl.h (delete_insn_and_edges): Now return bool.
17652 * cfgrtl.c (delete_insn_and_edges): Likewise.
17653 * config/i386/i386.c (convert_scalars_to_vector): Remove
17655 * cse.c (cse_insn): Compute cse_cfg_altered.
17656 (delete_trivially_dead_insns): Likewise.
17657 (cse_cc_succs): Likewise.
17658 (rest_of_handle_cse): Free dominance info if required.
17659 (rest_of_handle_cse2): Likewise.
17660 (rest_of_handle_cse_after_global_opts): Likewise.
17662 2016-05-11 Alan Modra <amodra@gmail.com>
17664 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
17665 abi_v4_pass_in_fpr): New functions.
17666 (rs6000_function_arg_boundary): Exclude complex IBM long double
17667 from 64-bit alignment when ABI_V4.
17668 (rs6000_function_arg, rs6000_function_arg_advance_1,
17669 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
17671 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
17673 PR rtl-optimization/71028
17674 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
17675 jump with just a return in the fallthrough block if the branch
17676 block contains just a return as well.
17678 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
17680 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
17681 * match.pd ((X & Y) ^ Y): ... this.
17682 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
17683 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
17685 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17687 * read-md.c (require_char_ws): New function.
17688 (read_string): Simplify using require_char_ws.
17689 (handle_constants): Likewise.
17690 (handle_enum): Likewise.
17691 (handle_file): Likewise.
17692 * read-md.h (require_char_ws): New declaration.
17693 * read-rtl.c (read_conditions): Simplify using require_char_ws.
17694 (read_mapping): Likewise.
17695 (read_rtx_code): Likewise.
17696 (read_nested_rtx): Likewise.
17698 2016-05-10 James Norris <jnorris@codesourcery.com>
17700 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
17701 if offloading is enabled and -fopenacc or -fopenmp is specified.
17702 (CRTOFFLOADEND): Likewise.
17703 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
17704 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
17706 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
17708 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
17709 gotoff_operand code paths. Use copy_to_suggested_regs and
17710 expand_simple_binop where appropriate. Cleanup.
17712 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17715 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
17717 (dimode_scalar_chain::vector_const_cost): New.
17718 (dimode_scalar_chain::compute_convert_gain): Handle constants.
17719 (dimode_scalar_chain::convert_op): Likewise.
17720 (dimode_scalar_chain::convert_insn): Likewise.
17722 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17724 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
17725 unary operation, not a binary one.
17727 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17729 PR middle-end/70877
17730 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
17731 calls with type casted fndecl.
17733 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
17735 PR tree-optimization/70786
17736 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
17737 * calls.c (initialize_argument_information): Bind bounds
17738 with corresponding args passed by reference.
17740 2016-05-10 Jakub Jelinek <jakub@redhat.com>
17743 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
17744 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
17745 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
17748 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17751 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
17752 code for a zero scale factor.
17753 (vsx_xvcvdpuxds_scale): Likewise.
17755 2016-05-10 David Malcolm <dmalcolm@redhat.com>
17757 * diagnostic-show-locus.c (layout::layout): Call show_ruler
17758 if show_ruler_p was set on the context.
17759 (layout::show_ruler): New method.
17760 * diagnostic.h (struct diagnostic_context): Add field
17763 2016-05-10 Richard Biener <rguenther@suse.de>
17765 PR tree-optimization/71039
17766 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
17767 (chk_uses): New function.
17768 (propagate_with_phi): Verify we can safely replicate the lhs of an
17769 aggregate assignment on all incoming edges.
17771 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
17773 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
17775 (rx_atomic_sequence): New class.
17776 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
17777 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
17779 (rx_atomic_sequence::rx_atomic_sequence,
17780 rx_atomic_sequence::~rx_atomic_sequence): New functions.
17781 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
17782 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
17783 CTRLREG_INTB): New constants.
17784 (FETCHOP): New code iterator.
17785 (fethcop_name, fetchop_name2): New iterator code attributes.
17786 (QIHI): New mode iterator.
17787 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
17788 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
17789 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
17791 2016-05-10 Martin Liska <mliska@suse.cz>
17793 * tree-inline.c (remap_dependence_clique): Do not remap
17794 debugging statements.
17796 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17798 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
17799 ("*fixuns_truncdfdi2_z13")
17800 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
17801 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
17802 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
17804 2016-05-10 Richard Biener <rguenther@suse.de>
17806 PR tree-optimization/70497
17807 PR tree-optimization/28367
17808 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
17810 (visit_reference_op_load): ... here.
17811 (vn_reference_lookup_3): Use it to handle subreg-like accesses
17812 with simplified BIT_FIELD_REFs.
17813 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
17814 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
17817 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
17819 * dwarf2out.c (add_abstract_origin_attribute): Adjust
17820 documentation comment. For BLOCK nodes, add a
17821 DW_AT_abstract_origin attribute that points to the DIE generated
17822 for the origin BLOCK.
17823 (gen_lexical_block_die): Call add_abstract_origin_attribute for
17824 blocks from inlined functions.
17826 2016-05-10 Alan Modra <amodra@gmail.com>
17829 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
17830 regrename modifying insns saving lr before __morestack call.
17831 * config/rs6000/rs6000.md (split_stack_return): Similarly for
17832 insns restoring lr after __morestack call.
17834 2016-05-09 Jakub Jelinek <jakub@redhat.com>
17836 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
17837 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
17839 * config/i386/sse.md (vec_interleave_high<mode>,
17840 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
17841 <avx512>_vpermt2var<mode>3_maskz): Likewise.
17843 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
17845 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
17846 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
17847 parallel reassociation for power8 and forward.
17849 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
17851 * config/i386/i386.md (absneg splitters with general regs): Use
17852 general_reg_operand predicate.
17853 (btsq peephole2): Use x86_64_immediate_operand to check if new
17854 value is suitable for immediate operand. Generate emitted insn
17855 using RTL expressions.
17856 (btcq peephole2): Ditto.
17857 (btrq peephole2): Ditto. Generate correct immediate operand
17860 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17862 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
17865 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
17867 * tree-affine.c (wide_int_constant_multiple_p): Add missing
17868 pointer dereference.
17870 2016-05-09 Richard Biener <rguenther@suse.de>
17872 PR tree-optimization/70985
17873 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
17874 op0 isn't a gimple register.
17876 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
17878 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
17879 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
17880 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
17881 (i6400_fpu_mult): New cpu units.
17882 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
17883 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
17884 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
17885 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
17886 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
17887 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
17888 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
17889 (i6400_msa_long_float4, i6400_msa_long_float5)
17890 (i6400_msa_long_float8, i6400_msa_fdiv_df)
17891 (i6400_msa_fdiv_sf): New reservations.
17892 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
17893 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
17894 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
17895 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
17896 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
17897 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
17898 (msa_short_cmp, msa_short_float2, msa_short_logic3)
17899 (msa_short_store4, msa_long_load, msa_short_store)
17900 (msa_long_logic, msa_long_float2, msa_long_float4)
17901 (msa_long_float5, msa_long_float8, msa_long_mult)
17902 (msa_long_fdiv, msa_long_div): New reservations.
17904 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
17905 Sameera Deshpande <sameera.deshpande@imgtec.com>
17906 Matthew Fortune <matthew.fortune@imgtec.com>
17907 Graham Stott <graham.stott@imgtec.com>
17908 Chao-ying Fu <chao-ying.fu@imgtec.com>
17910 * config.gcc: Add MSA header file for mips*-*-* target.
17911 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
17912 (Ubv8i, Urv8): New constraints.
17913 * config/mips/mips-ftypes.def: Add function types for MSA
17915 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
17916 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
17917 * config/mips/mips-msa.md: New file.
17918 * config/mips/mips-protos.h
17919 (mips_split_128bit_const_insns): New prototype.
17920 (mips_msa_idiv_insns): Likewise.
17921 (mips_split_128bit_move): Likewise.
17922 (mips_split_128bit_move_p): Likewise.
17923 (mips_split_msa_copy_d): Likewise.
17924 (mips_split_msa_insert_d): Likewise.
17925 (mips_split_msa_fill_d): Likewise.
17926 (mips_expand_msa_branch): Likewise.
17927 (mips_const_vector_same_val_p): Likewise.
17928 (mips_const_vector_same_bytes_p): Likewise.
17929 (mips_const_vector_same_int_p): Likewise.
17930 (mips_const_vector_shuffle_set_p): Likewise.
17931 (mips_const_vector_bitimm_set_p): Likewise.
17932 (mips_const_vector_bitimm_clr_p): Likewise.
17933 (mips_msa_vec_parallel_const_half): Likewise.
17934 (mips_msa_output_division): Likewise.
17935 (mips_ldst_scaled_shift): Likewise.
17936 (mips_expand_vec_cond_expr): Likewise.
17937 * config/mips/mips.c (enum mips_builtin_type): Add
17938 MIPS_BUILTIN_MSA_TEST_BRANCH.
17939 (mips_gen_const_int_vector_shuffle): New prototype.
17940 (mips_const_vector_bitimm_set_p): New function.
17941 (mips_const_vector_bitimm_clr_p): Likewise.
17942 (mips_const_vector_same_val_p): Likewise.
17943 (mips_const_vector_same_bytes_p): Likewise.
17944 (mips_const_vector_same_int_p): Likewise.
17945 (mips_const_vector_shuffle_set_p): Likewise.
17946 (mips_symbol_insns): Forbid loading symbols via immediate for
17948 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
17950 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
17952 (mips_lx_address_p): Add support load indexed address for MSA.
17953 (mips_address_insns): Add calculation of instructions needed for
17954 stores and loads for MSA.
17955 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
17956 CONST_VECTOR for MSA and let it fall through.
17957 (mips_ldst_scaled_shift): New function.
17958 (mips_subword_at_byte): Likewise.
17959 (mips_msa_idiv_insns): Likewise.
17960 (mips_legitimize_move): Validate MSA moves.
17961 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
17962 calculation of costs for MSA division.
17963 (mips_split_move_p): Check if MSA moves need splitting.
17964 (mips_split_move): Split MSA moves if necessary.
17965 (mips_split_128bit_move_p): New function.
17966 (mips_split_128bit_move): Likewise.
17967 (mips_split_msa_copy_d): Likewise.
17968 (mips_split_msa_insert_d): Likewise.
17969 (mips_split_msa_fill_d): Likewise.
17970 (mips_output_move): Handle MSA moves.
17971 (mips_expand_msa_branch): New function.
17972 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
17973 Reinstate 'y' modifier.
17974 (mips_file_start): Add MSA .gnu_attribute.
17975 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
17977 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
17978 (mips_class_max_nregs): Add register size for MSA supported mode.
17979 (mips_cannot_change_mode_class): Allow conversion between MSA
17980 vector modes and TImode.
17981 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
17983 (mips_secondary_reload_class): Force MSA loads/stores via memory.
17984 (mips_preferred_simd_mode): Add preffered modes for MSA.
17985 (mips_vector_mode_supported_p): Add MSA supported modes.
17986 (mips_autovectorize_vector_sizes): New function.
17987 (mips_msa_output_division): Likewise.
17988 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
17989 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
17990 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
17991 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
17992 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
17993 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
17994 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
17995 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
17996 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
17997 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
17998 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
17999 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
18000 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
18001 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
18002 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
18003 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
18004 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
18005 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
18006 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
18007 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
18008 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
18009 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
18010 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
18011 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
18012 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
18013 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
18014 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
18015 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
18016 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
18017 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
18018 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
18019 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
18020 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
18021 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
18022 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
18023 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
18024 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
18025 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
18026 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
18027 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
18028 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
18029 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
18030 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
18031 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
18032 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
18033 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
18034 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
18035 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
18036 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
18037 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
18038 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
18039 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
18040 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
18041 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
18042 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
18043 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
18044 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
18045 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
18046 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
18047 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
18048 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
18049 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
18050 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
18051 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
18052 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
18053 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
18054 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
18055 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
18056 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
18057 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
18058 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
18059 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
18060 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
18061 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
18062 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
18063 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
18064 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
18065 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
18066 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
18067 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
18068 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
18069 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
18070 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
18071 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
18072 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
18073 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
18074 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
18075 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
18076 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
18077 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
18078 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
18079 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
18080 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
18081 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
18082 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
18083 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
18084 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
18085 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
18086 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
18087 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
18088 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
18089 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
18090 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
18091 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
18092 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
18093 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
18094 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
18095 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
18096 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
18097 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
18098 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
18099 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
18100 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
18101 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
18102 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
18103 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
18104 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
18105 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
18106 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
18107 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
18108 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
18109 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
18110 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
18111 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
18112 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
18113 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
18114 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
18115 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
18116 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
18117 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
18118 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
18119 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
18120 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
18121 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
18122 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
18123 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
18124 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
18125 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
18126 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
18127 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
18128 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
18129 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
18130 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
18131 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
18132 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
18133 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
18134 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
18135 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
18136 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
18137 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
18138 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
18140 (mips_get_builtin_decl_index): New array.
18141 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
18142 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
18143 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
18144 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
18145 (mips_init_builtins): Initialize mips_get_builtin_decl_index
18147 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
18149 (mips_expand_builtin_insn): Prepare operands for
18150 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
18151 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
18152 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
18153 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
18154 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
18155 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
18156 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
18157 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
18158 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
18159 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
18160 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
18161 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
18162 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
18163 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
18164 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
18165 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
18166 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
18167 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
18168 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
18169 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
18170 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
18171 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
18172 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
18173 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
18174 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
18175 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
18176 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
18177 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
18178 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
18179 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
18180 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
18181 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
18182 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
18183 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
18184 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
18185 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
18186 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
18187 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
18188 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
18189 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
18190 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
18191 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
18192 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
18193 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
18194 These are set implicitly and an error is reported if overridden.
18195 (mips_expand_builtin_msa_test_branch): New function.
18196 (mips_expand_msa_shuffle): Likewise.
18197 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
18198 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
18199 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
18200 (mips_expand_vec_unpack): Add support for MSA.
18201 (mips_expand_vector_init): Likewise.
18202 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
18203 instead of const0_rtx.
18204 (mips_msa_vec_parallel_const_half): New function.
18205 (mips_gen_const_int_vector): Likewise.
18206 (mips_gen_const_int_vector_shuffle): Likewise.
18207 (mips_expand_msa_cmp): Likewise.
18208 (mips_expand_vec_cond_expr): Likewise.
18209 * config/mips/mips.h
18210 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
18211 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
18213 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
18214 (ISA_HAS_MSA): New macro.
18215 (UNITS_PER_MSA_REG): Likewise.
18216 (BITS_PER_MSA_REG): Likewise.
18217 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
18218 (MSA_REG_FIRST): New macro.
18219 (MSA_REG_LAST): Likewise.
18220 (MSA_REG_NUM): Likewise.
18221 (MSA_REG_P): Likewise.
18222 (MSA_REG_RTX_P): Likewise.
18223 (MSA_SUPPORTED_MODE_P): Likewise.
18224 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
18225 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
18226 * config/mips/mips.md: Include mips-msa.md.
18227 (alu_type): Add simd_add.
18228 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
18229 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
18230 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
18231 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
18232 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
18233 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
18234 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
18235 simd_move, simd_load, simd_store. Choose "multi" for moves
18237 (qword_mode): New attribute.
18238 (insn_count): Add instruction count for quad moves.
18239 Increase the count for MIPS SIMD division.
18240 (UNITMODE): Add UNITMODEs for vector types.
18241 (addsub): New code iterator.
18242 * config/mips/mips.opt (mmsa): New option.
18243 * config/mips/msa.h: New file.
18244 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
18246 * config/mips/mti-linux.h: Likewise.
18247 * config/mips/predicates.md
18248 (const_msa_branch_operand): New constraint.
18249 (const_uimm3_operand): Likewise.
18250 (const_uimm4_operand): Likewise.
18251 (const_uimm5_operand): Likewise.
18252 (const_uimm8_operand): Likewise.
18253 (const_imm5_operand): Likewise.
18254 (aq10b_operand): Likewise.
18255 (aq10h_operand): Likewise.
18256 (aq10w_operand): Likewise.
18257 (aq10d_operand): Likewise.
18258 (const_m1_operand): Likewise.
18259 (reg_or_m1_operand): Likewise.
18260 (const_exp_2_operand): Likewise.
18261 (const_exp_4_operand): Likewise.
18262 (const_exp_8_operand): Likewise.
18263 (const_exp_16_operand): Likewise.
18264 (const_vector_same_val_operand): Likewise.
18265 (const_vector_same_simm5_operand): Likewise.
18266 (const_vector_same_uimm5_operand): Likewise.
18267 (const_vector_same_uimm6_operand): Likewise.
18268 (const_vector_same_uimm8_operand): Likewise.
18269 (par_const_vector_shf_set_operand): Likewise.
18270 (reg_or_vector_same_val_operand): Likewise.
18271 (reg_or_vector_same_simm5_operand): Likewise.
18272 (reg_or_vector_same_uimm6_operand): Likewise.
18273 * doc/extend.texi (MIPS SIMD Architecture Functions): New
18275 * doc/invoke.texi (-mmsa): Document new option.
18277 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18279 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
18280 * configure: Regenerate.
18281 * config.in: Regenerate.
18282 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
18283 on -fvtable-verify.
18284 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
18285 (ENDFILE_VTV_SPEC): Define.
18287 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
18289 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
18290 registers in all interrupt handlers if necessary.
18291 (rl78_option_override): Add warning.
18292 (MUST_SAVE_MDUC_REGISTERS): New macro.
18293 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
18294 * config/rl78/rl78.c (check_mduc_usage): New function.
18295 (mduc_regs): New structure to hold MDUC register data.
18296 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
18297 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
18298 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
18299 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
18300 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
18301 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
18303 2016-05-09 Bin Cheng <bin.cheng@arm.com>
18305 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
18306 (tree-ssa-loop-niter.h): Ditto.
18307 (idx_within_array_bound, ref_within_array_bound): New functions.
18308 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
18309 Factor out check on writable base object to ...
18310 (base_object_writable): ... here.
18312 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18314 * config/arm/arm.md (probe_stack): Add modes to set source
18317 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
18319 * regrename.c (base_reg_class_for_rename): New static function.
18320 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
18322 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
18324 * cgraph.c (thunk_adjust): Export.
18325 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
18326 * cgraphunit.c (thunk_adjust): Export.
18327 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
18329 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
18331 * tree-inline.c (expand_call_inline): Expand thunks inline.
18333 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
18336 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
18337 (*sse2_vd_cvtss2sd): Ditto.
18338 * config/i386/i386.md
18339 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
18340 Generate *sse2_vd_cvtsd2ss pattern.
18341 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
18342 Generate *sse2_vd_cvtss2sd pattern.
18344 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18346 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
18347 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
18350 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
18352 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
18353 * config/sh/sh.c: Define and declare variables on first use throughout
18355 (current_function_interrupt): Change to bool type.
18356 (frame_insn): Rename to emit_frame_insn and update users.
18357 (push_regs): Use bool for 'interrupt_handler' argument.
18358 (save_schedule_s): Remove.
18359 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
18360 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
18361 targetm.asm_out.unaligned_op.di.
18362 (gen_far_branch): Remove redundant forward declaration.
18363 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
18364 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
18365 (sh_set_return_address, sh_function_ok_for_sibcall,
18366 scavenge_reg): Update comments.
18367 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
18368 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
18369 (sh_attr_renesas_p): Remove unnecessary parentheses.
18370 (branch_dest): Simplify.
18371 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
18372 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
18373 (CUMULATIVE_ARGS): Change macro to typedef.
18374 (current_function_interrupt): Change to bool type.
18375 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
18376 Surround with __cplusplus ifdef.
18377 (sh_compare_op0, sh_compare_op1): Remove.
18378 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
18380 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
18382 * config/arm/arm.md: (arch): Add neon.
18383 (arch_enabled): Return yes for arch neon when TARGET_NEON.
18384 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
18385 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
18386 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
18387 attributes for alt renumbering. Mark alt 3 as non-predicable.
18388 (thumb2_movdf_vfp): Likewise.
18390 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
18392 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
18393 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
18394 (*andqi_1): Add preferred_for_speed attribute to disparage
18395 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
18396 (*<code>qi_1): Ditto.
18397 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
18398 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
18399 (*ashlqi3_1): Ditto.
18400 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
18401 Add preferred_for_size attribute to disparage alternative 0 and
18402 preferred_for_speed attribute to disparage alternative 1 for
18403 TARGET_PARTIAL_REG_STALL targets.
18405 2016-05-07 Tom de Vries <tom@codesourcery.com>
18407 PR tree-optimization/70956
18408 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
18411 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
18413 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
18414 * config/sh/sh.c (sh_cbranch_distance): Implement it.
18415 * config/sh/sh.md (branch_zero): Remove define_attr.
18416 (define_delay): Disable delay slot if branch distance is one insn.
18418 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18420 * config/i386/i386.md (LEAMODE): New mode attribute.
18421 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
18422 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
18423 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
18424 operand 2 predicate.
18425 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
18426 (*lea<mode>_general_3): Ditto.
18427 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
18429 2016-05-06 Jakub Jelinek <jakub@redhat.com>
18431 * genmddump.c (main): Convert argv from char ** to const char **.
18433 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18435 * coretypes.h (OVERRIDE): New macro.
18436 (FINAL): New macro.
18438 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
18440 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
18441 allow coalescing if the types are compatible.
18443 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18445 * pass_manager.h (pass_manager::register_pass_name): New method.
18446 (pass_manager::get_pass_by_name): New method.
18447 (pass_manager::create_pass_tab): New method.
18448 (pass_manager::m_name_to_pass_map): New field.
18449 * passes.c (name_to_pass_map): Delete global in favor of field
18450 "m_name_to_pass_map" of pass_manager.
18451 (register_pass_name): Rename from a function to...
18452 (pass_manager::register_pass_name): ...this method, updating
18453 for renaming of global "name_to_pass_map" to field
18454 "m_name_to_pass_map".
18455 (create_pass_tab): Rename from a function to...
18456 (pass_manager::create_pass_tab): ...this method, updating
18457 for renaming of global "name_to_pass_map" to field.
18458 (get_pass_by_name): Rename from a function to...
18459 (pass_manager::get_pass_by_name): ...this method.
18460 (enable_disable_pass): Convert use of get_pass_by_name to
18461 a method call, locating the pass_manager singleton.
18463 2016-05-06 David Malcolm <dmalcolm@redhat.com>
18465 * genattr-common.c (main): Convert argv from char ** to const char **.
18466 * genattr.c (main): Likewise.
18467 * genattrtab.c (main): Likewise.
18468 * genautomata.c (initiate_automaton_gen): Likewise.
18470 * gencodes.c (main): Likewise.
18471 * genconditions.c (main): Likewise.
18472 * genconfig.c (main): Likewise.
18473 * genconstants.c (main): Likewise.
18474 * genemit.c (main): Likewise.
18475 * genenums.c (main): Likewise.
18476 * genextract.c (main): Likewise.
18477 * genflags.c (main): Likewise.
18478 * genmddeps.c (main): Likewise.
18479 * genopinit.c (main): Likewise.
18480 * genoutput.c (main): Likewise.
18481 * genpeep.c (main): Likewise.
18482 * genpreds.c (main): Likewise.
18483 * genrecog.c (main): Likewise.
18484 * gensupport.c (init_rtx_reader_args_cb): Likewise.
18485 (init_rtx_reader_args): Likewise.
18486 * gensupport.h (init_rtx_reader_args_cb): Likewise.
18487 (init_rtx_reader_args): Likewise.
18488 * gentarget-def.c (main): Likewise.
18489 * read-md.c (read_md_files): Likewise.
18490 * read-md.h (read_md_files): Likewise.
18492 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18494 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
18495 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
18496 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
18497 Remove unused predicate.
18498 (register_and_not_fp_reg_operand): Ditto.
18500 2016-05-06 Martin Liska <mliska@suse.cz>
18502 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
18503 instead of vec as the vector is local to the function.
18505 2016-05-06 Jakub Jelinek <jakub@redhat.com>
18507 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
18508 avx512bw alternative.
18510 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
18511 before the ashr<mode>3 pattern.
18513 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
18514 v instead of x in vex or maybe_vex alternatives, use
18515 maybe_evex instead of vex in prefix.
18517 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
18518 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
18519 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
18520 in vex or maybe_vex alternatives, use maybe_evex instead of vex
18523 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
18524 v instead of x in vex or maybe_vex alternatives, use
18525 maybe_evex instead of vex in prefix.
18527 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
18528 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
18529 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
18530 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
18531 alternatives, use maybe_evex instead of vex in prefix.
18533 * config/i386/sse.md (vec_interleave_lowv4sf,
18534 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
18535 v instead of x in vex or maybe_vex alternatives, use
18536 maybe_evex instead of vex in prefix.
18538 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
18539 v instead of x in vex or maybe_vex alternatives, use
18540 maybe_evex instead of vex in prefix.
18542 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
18543 v constraint instead of x.
18545 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
18547 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
18548 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
18551 2016-05-06 Richard Biener <rguenther@suse.de>
18553 PR tree-optimization/70948
18554 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
18555 Properly clobber all fields of va_list for __builtin_va_start.
18557 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18560 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
18561 loop latch destination.
18563 2016-05-06 Martin Liska <mliska@suse.cz>
18565 * tree-ssa-uninit.c: Apply manual changes
18566 to the GNU coding style.
18567 (prune_uninit_phi_opnds): Rename from
18568 prune_uninit_phi_opnds_in_unrealizable_paths.
18570 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18572 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
18573 mspace): Remove deprecated options.
18574 * doc/invoke.texi (SH options): Remove -mspace.
18576 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18578 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
18580 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18582 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
18583 corresponding combine split pattern.
18585 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18588 * config/sh/predicates.md (long_displacement_mem_operand): New.
18589 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
18590 Add movi20, movi20s alternatives. Adjust length attribute for
18592 (movsi_ie): Allow for any FPU. Adjust length attribute for
18594 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
18595 attribute for alternatives.
18596 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
18597 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
18598 length attribute for alternatives.
18600 2016-05-06 Richard Biener <rguenther@suse.de>
18602 PR tree-optimization/70960
18603 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
18605 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18608 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
18609 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
18611 2016-05-06 Marek Polacek <polacek@redhat.com>
18614 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
18616 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
18619 * config/sh/sh.md (*rotcr): Add another variant.
18621 2016-05-06 Richard Biener <rguenther@suse.de>
18623 PR middle-end/70931
18624 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
18626 2016-05-06 Richard Biener <rguenther@suse.de>
18628 PR middle-end/70941
18629 * fold-const.c (split_tree): Always convert to the original type
18632 2016-05-06 Richard Biener <rguenther@suse.de>
18634 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
18635 (fwprop_addr): Likewise.
18637 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
18640 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
18642 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
18643 * config/i386/i386.md (push mem splitter): Use find_constant_src in
18644 the splitter condition.
18645 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
18646 the splitter condition.
18647 (FP float_extend load splitter): Ditto.
18649 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
18651 * config/i386/i386.md (peehole2 patterns): Change true_regnum
18652 to REGNO in all peephole2 patterns.
18653 (post-reload splitters): Change true_regnum to REGNO in
18654 post-reload splitters.
18655 (zero_extend splitters): Use general_reg_operand and
18656 nonimmediate_gr_operand predicates.
18658 2016-05-05 Jakub Jelinek <jakub@redhat.com>
18660 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
18661 v constraint instead of x.
18663 2016-05-05 Alan Modra <amodra@gmail.com>
18666 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
18667 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
18668 TARGET_NO_FP_IN_TOC for -mrelocatable.
18669 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
18670 TARGET_RELOCATABLE test.
18671 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18672 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18673 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18674 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18675 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18676 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
18677 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
18678 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
18679 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
18680 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18682 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
18683 (rs6000_stack_info): Likewise.
18684 (rs6000_elf_asm_out_constructor): Likewise.
18685 (rs6000_elf_asm_out_destructor): Likewise.
18686 (rs6000_elf_declare_function_name): Likewise.
18687 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
18688 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
18691 2016-05-05 Alan Modra <amodra@gmail.com>
18693 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
18695 2016-05-05 Alan Modra <amodra@gmail.com>
18697 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
18698 out-of-line gpr restore for one or two regs if that would add
18701 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
18704 * config/i386/i386.md
18705 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
18706 Change to post-epilogue_completed late splitter. Use sse_reg_operand
18707 as operand 0 predicate.
18708 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
18710 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
18711 Ditto. Emit the pattern using RTX.
18713 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
18714 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
18715 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
18716 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
18718 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
18719 sse_reg_operand as operand 0 predicate.
18721 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
18722 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
18723 instead of gen_rtx_REG.
18724 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
18727 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18729 * function.c (emit_use_return_register_into_block): Delete.
18730 (gen_return_pattern): Delete.
18731 (emit_return_into_block): Delete.
18732 (active_insn_between): Delete.
18733 (convert_jumps_to_returns): Delete.
18734 (emit_return_for_exit): Delete.
18735 (thread_prologue_and_epilogue_insns): Delete all code dealing with
18736 simple_return for shrink-wrapped blocks.
18737 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
18738 end of blocks that need one.
18739 (get_unconverted_simple_return): Delete.
18740 (convert_to_simple_return): Delete.
18741 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
18742 (convert_to_simple_return): Ditto.
18744 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18746 * cfgcleanup.c (bb_is_just_return): New function.
18747 (try_optimize_cfg): Simplify jumps to return, branches to return,
18748 and branches around return.
18750 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
18752 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
18753 branch to a return.
18755 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18759 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
18760 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
18761 assert flags & OEP_HASH_CHECK, instead of asserting it
18762 never happens. Handle TARGET_EXPR.
18763 * fold-const.c (operand_equal_p): For hash verification,
18764 or in OEP_HASH_CHECK into flags.
18766 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
18768 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
18770 (compute_samebase_partition_bases): Fix typo.
18772 2016-05-04 Jakub Jelinek <jakub@redhat.com>
18774 * config/i386/sse.md (vec_interleave_highv8sf,
18775 vec_interleave_lowv8sf, vec_interleave_highv4df,
18776 vec_interleave_lowv4df): Remove constraints from expanders.
18778 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
18780 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18782 * tree-inline.c (expand_call_inline): Fix path dealing with
18783 making lhs of call statement undefined.
18785 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
18787 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
18788 Check availability on NODE, too.
18789 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
18790 (cgraph_node::call_for_symbol_and_aliases): Likewise.
18791 (varpool_node::call_for_symbol_and_aliase): Likewise.
18792 * ipa-pure-const.c (add_new_function): Analyze all bodies.
18793 (propagate_pure_const): Propagate across interposable functions, too.
18794 (skip_function_for_local_pure_const): Do not skip interposable bodies
18796 (pass_local_pure_const::execute): Update.
18798 2016-05-04 Marek Polacek <polacek@redhat.com>
18800 * doc/invoke.texi: Document -Wdangling-else.
18802 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18804 * config.gcc: Error out when conflicting multilib is detected. Do not
18805 loop over multilibs since no combination is legal.
18807 2016-05-04 Alan Modra <amodra@gmail.com>
18809 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
18810 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
18811 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
18814 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
18816 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
18817 Clean up p5600 comments.
18819 2016-05-04 Richard Biener <rguenther@suse.de>
18821 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
18822 constructor simplifications.
18823 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
18825 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
18827 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
18828 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
18829 result.set_rtx is null instead of aborting.
18830 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
18832 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
18833 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
18834 *mov<mode>_store_postinc): New patterns.
18836 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
18838 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
18839 as commutative. Check both conversions are NOP.
18840 ((A & B) OP (C & B)): Remove.
18842 2016-05-04 Alan Modra <amodra@gmail.com>
18844 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
18846 2016-05-04 Alan Modra <amodra@gmail.com>
18849 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
18850 when cr2,3,4 are all fixed regs.
18852 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
18854 PR rtl-optimization/57193
18855 * opts.c (default_options_table): Revert OPT_frename_registers change.
18856 * doc/invoke.texi (-frename-registers, -O2): Likewise.
18858 2016-05-03 Martin Sebor <msebor@redhat.com>
18861 * builtins.c (fold_builtin_FILE): New function.
18862 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
18863 (fold_builtin_0): Call them.
18864 * gimplify.c (gimplify_call_expr): Remove the handling of
18865 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
18868 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
18869 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
18873 * doc/extend.texi (Function Names as Strings): Update __func__,
18874 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
18877 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18878 Richard Biener <rguenther@suse.de>
18880 PR tree-optimization/70916
18881 * tree-if-conv.c: Include cfganal.h.
18882 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
18883 and remove_fake_exit_edges around the optimization pass.
18885 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
18887 * cgraph.c (symbol_table::create_edge): Set inline_failed.
18888 (cgraph_edge::make_direct): Likewise.
18889 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
18890 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
18891 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
18892 (CIF_THUNK): New code.
18893 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
18894 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
18895 (compute_inline_parameters): Set inline_failed for thunks.
18896 (inline_analyze_function): Cleanup.
18897 * ipa-inline.c (can_inline_edge_p): Do not deal with
18898 call_stmt_cannot_inline_p.
18899 (can_early_inline_edge_p): Likewise.
18900 (early_inliner): Initialize inline_failed.
18901 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
18903 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
18905 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
18906 from nonimm_ssenomem_operand.
18907 (nonimm_ssenomem_operand): New predicate.
18908 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
18909 as operand 0 predicate.
18910 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
18911 Disable unsupported alternatives using "enabled" attribute.
18912 Use register_ssemem_operand as operand 0 predicate.
18913 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
18915 2016-05-03 Marek Polacek <polacek@redhat.com>
18918 * input.c (expansion_point_location): New function.
18919 * input.h (expansion_point_location): Declare.
18921 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
18923 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
18924 occurence with frame_offset_ ones.
18926 2016-05-03 Alan Modra <amodra@gmail.com>
18928 PR rtl-optimization/70890
18929 * ira.c (combine_and_move_insns): When moving def_insn, remove
18930 equivs on use_insn.
18932 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
18934 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
18935 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
18936 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
18937 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
18939 2016-05-03 Alan Modra <amodra@gmail.com>
18941 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
18942 for SAVE_MULTIPLE/STORE_MULTIPLE.
18944 2016-05-03 Jakub Jelinek <jakub@redhat.com>
18946 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
18947 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
18949 2016-05-03 Richard Biener <rguenther@suse.de>
18951 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
18953 (gimplify_arg): Likewise.
18954 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
18955 re-writing the result to a decl if required.
18956 (internal_get_tmp_var): Add allow_ssa parameter
18957 and override into_ssa with it.
18958 (get_formal_tmp_var): Adjust.
18959 (get_initialized_tmp_var): Add allow_ssa parameter.
18960 (gimplify_arg): Add allow_ssa parameter and avoid generating
18961 SSA names for the result false.
18962 (gimplify_call_expr): If the call may return twice do not
18963 gimplify parameters into SSA.
18964 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
18965 (gimplify_modify_expr): Adjust assert. For noreturn calls
18966 with a SSA name LHS adjust its def.
18967 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
18968 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
18969 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
18970 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
18971 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
18972 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
18973 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
18974 (optimize_target_teams): Do not allow SSA names for clause operands.
18975 (gimplify_expr): Likewise for where we mark the result addressable.
18976 * passes.def (pass_init_datastructures): Remove.
18977 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
18978 (rewrite_stmt): Likewise.
18979 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
18980 (replace_locals_op): Replace SSA names.
18981 (copy_gimple_seq_and_replace_locals): Init src_cfun.
18982 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
18983 * cgraph.c (release_function_body): Free CFG annotations only
18984 when we have a CFG. Simplify.
18985 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
18986 force_gimple_operand instead of get_initialized_tmp_var.
18987 * tree-pass.h (make_pass_init_datastructures): Remove.
18988 * tree-ssa.c (execute_init_datastructures): Remove.
18989 (pass_data_init_datastructures): Likewise.
18990 (class pass_init_datastructures): Likewise.
18991 (make_pass_init_datastructures): Likewise.
18992 * omp-low.c (create_omp_child_function): Init SSA data structures.
18993 (grid_expand_target_grid_body): Likewise.
18994 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
18995 name before adding it to names_to_release.
18996 (remove_bb): Always release SSA defs.
18997 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
18998 before dereferencing it.
18999 * cgraphunit.c (init_lowered_empty_function): Always
19000 int SSA data structures.
19001 * tree-ssanames.c (release_defs): Remove assert that we are in
19003 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
19005 2016-05-03 Jakub Jelinek <jakub@redhat.com>
19006 Uros Bizjak <ubizjak@gmail.com>
19008 PR rtl-optimization/70467
19009 * config/i386/predicates.md (x86_64_hilo_int_operand,
19010 x86_64_hilo_general_operand): New predicates.
19011 * config/i386/constraints.md (Wd): New constraint.
19012 * config/i386/i386.md (mode attr di): Use Wd instead of e.
19013 (general_hilo_operand): New mode attr.
19014 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
19015 instead of <general_operand>.
19016 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
19017 x86_64_hilo_general_operand instead of <general_operand>.
19019 2016-05-03 Jakub Jelinek <jakub@redhat.com>
19021 PR tree-optimization/70916
19022 * tree-if-conv.c (constant_or_ssa_name): Removed.
19023 (fold_build_cond_expr): Use is_gimple_val instead of
19024 constant_or_ssa_name.
19026 PR tree-optimization/70916
19027 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
19028 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
19031 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
19032 (optimize_atomic_bit_test_and): New function.
19033 (pass_fold_builtins::execute): Use it.
19034 * optabs.def (atomic_bit_test_and_set_optab,
19035 atomic_bit_test_and_complement_optab,
19036 atomic_bit_test_and_reset_optab): New optabs.
19037 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
19038 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
19039 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
19040 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
19041 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
19042 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
19043 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
19044 * doc/md.texi (atomic_bit_test_and_set@var{mode},
19045 atomic_bit_test_and_complement@var{mode},
19046 atomic_bit_test_and_reset@var{mode}): Document.
19047 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
19048 atomic_bit_test_and_complement<mode>,
19049 atomic_bit_test_and_reset<mode>): New expanders.
19050 (atomic_bit_test_and_set<mode>_1,
19051 atomic_bit_test_and_complement<mode>_1,
19052 atomic_bit_test_and_reset<mode>_1): New insns.
19054 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
19056 PR rtl-optimization/70687
19057 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
19058 instead of unsigned HOST_WIDE_INT.
19060 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
19062 PR rtl-optimization/44281
19063 * hard-reg-set.h (struct target_hard_regs): New field
19064 x_fixed_nonglobal_reg_set.
19065 (fixed_nonglobal_reg_set): New macro.
19066 * reginfo.c (init_reg_sets_1): Initialize it.
19067 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
19069 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
19071 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19073 PR tree-optimization/56541
19074 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
19075 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
19076 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
19077 (any_complicated_phi): new static variable.
19078 (aggressive_if_conv): delete.
19079 (if_convertible_phi_p): support phis with more than two arguments.
19080 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
19081 critical pred edges.
19082 (ifcvt_split_critical_edges): support phis with more than two
19083 arguments by checking new parameter. only split critical edges
19085 (tree_if_conversion): handle simd pragma marked loop using new
19086 local variable aggressive_if_conv. check any_complicated_phi.
19088 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19090 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
19093 2016-05-03 Bin Cheng <bin.cheng@arm.com>
19095 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
19098 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
19100 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
19101 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
19102 define_insn_and_split.
19103 (mulsi3_i): New define_insn_and_split.
19104 (mulsi3_call): Convert to define_insn.
19105 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
19106 Remove constraints.
19108 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
19110 * machmode.h (mode_complex): Add support to give the complex mode
19112 (GET_MODE_COMPLEX_MODE): Likewise.
19113 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
19114 stored by build_complex_type and gfc_build_complex_type instead of
19115 trying to figure out the appropriate mode based on the size. Raise
19116 an assertion error, if the type was not set.
19117 * genmodes.c (struct mode_data): Add field for the complex type of
19119 (blank_mode): Likewise.
19120 (make_complex_modes): Remember the complex mode created in the
19122 (emit_mode_complex): Write out the mode_complex array to map a
19123 type mode to the complex version.
19124 (emit_insn_modes_c): Likewise.
19125 * tree.c (build_complex_type): Set the complex type to use before
19126 calling layout_type.
19127 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
19128 support for __float128 complex datatypes.
19129 (rs6000_hard_regno_mode_ok): Likewise.
19130 (rs6000_setup_reg_addr_masks): Likewise.
19131 (rs6000_complex_function_value): Likewise.
19132 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
19133 __float128 and __ibm128 complex.
19134 (FLOAT128_IBM_P): Likewise.
19135 (ALTIVEC_ARG_MAX_RETURN): Likewise.
19136 * doc/extend.texi (Additional Floating Types): Document that
19137 -mfloat128 must be used to enable __float128. Document complex
19138 __float128 and __ibm128 support.
19140 2016-05-02 Jakub Jelinek <jakub@redhat.com>
19143 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
19144 char/short arguments promoted to int because of promote_prototypes.
19146 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
19148 * config/i386/predicates.md (register_ssemem_operand): New predicate.
19149 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
19150 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
19151 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
19152 alternatives using "enabled" attribute. Use register_ssemem_operand
19153 as operand 1 predicate.
19154 (*cmpi<unord>xf_i387): Split XFmode pattern from
19155 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
19156 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
19157 *absneg<mode>2_i387. Disable unsupported alternatives using
19158 "enabled" attribute.
19159 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
19161 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
19163 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
19165 (oacc_loop_process): Check mask for loop termination.
19167 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
19169 * cif-code.def (CIF_THUNK): Add.
19170 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
19173 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
19175 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
19176 (dump_inline_summary): Dump it.
19177 (fp_expression_p): New predicate.
19178 (estimate_function_body_sizes): Use it.
19179 (inline_merge_summary): Merge fp_expressions.
19180 (inline_read_section): Read fp_expressions.
19181 (inline_write_summary): Write fp_expressions.
19182 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
19183 codegen boundary if either caller or callee is !fp_expressions.
19184 * ipa-inline.h (inline_summary): Add fp_expressions.
19185 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
19186 to fp_expressions be sure the fp generation flags are updated.
19188 2016-05-02 Jakub Jelinek <jakub@redhat.com>
19190 PR rtl-optimization/70467
19191 * cse.c (cse_insn): Handle no-op MEM moves after folding.
19193 PR rtl-optimization/70467
19194 * ipa-pure-const.c (check_call): Handle internal calls even in
19195 ipa mode like in local mode.
19197 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
19199 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
19201 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
19203 * match.pd (X u< X, X u> X): New transformations.
19205 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
19207 * flag-types.h (enum warn_strict_overflow_code): Move ...
19208 * coretypes.h: ... here.
19209 * fold-const.h (fold_overflow_warning): Declare.
19210 * fold-const.c (fold_overflow_warning): Make non-static.
19211 (fold_comparison): Move the transformation of X +- C1 CMP C2
19212 into X CMP C2 -+ C1 ...
19213 * match.pd: ... here.
19214 * gimple-fold.c (fold_stmt_1): Protect with
19215 fold_defer_overflow_warnings.
19217 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
19219 * omp-low.c (struct oacc_loop): Add 'inner' field.
19220 (new_oacc_loop_raw): Initialize it to zero.
19221 (oacc_loop_fixed_partitions): Initialize it.
19222 (oacc_loop_auto_partitions): Partition outermost loop to outermost
19223 available partitioning.
19225 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19227 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
19229 (umulsidi3): Likewise.
19230 (indirect_jump): Fix jump instruction assembly patterns.
19232 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
19235 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
19236 (nvptx_function_value): Assert non-NULL cfun.
19238 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
19240 PR rtl-optimization/70886
19241 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
19243 * cselib.h (rtx_equal_for_cselib_1): Declare.
19244 (rtx_equal_for_cselib_p: New inline function.
19245 * cselib.c (rtx_equal_for_cselib_p): Delete.
19246 (rtx_equal_for_cselib_1): Make public.
19248 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
19250 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
19251 (register_mixssei387nonimm_operand): Remove predicate.
19252 * config/i386/i386.md (*fop_<mode>_comm): Merge from
19253 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
19254 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
19255 for TARGET_MIX_SSE_I387 alternatives.
19256 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
19257 Disable unsupported alternatives using "enabled" attribute. Use
19258 nonimm_ssenomem_operand as operand 1 predicate. Also check
19259 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
19261 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19263 * tree.c (cst_and_fits_in_hwi): Simplify.
19265 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19267 * tree.h (wi::to_wide): New function.
19268 * expr.c (expand_expr_real_1): Use wi::to_wide.
19269 * fold-const.c (int_const_binop_1): Likewise.
19270 (extract_muldiv_1): Likewise.
19272 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19274 * wide-int.h: Update offset_int and widest_int documentation.
19275 (WI_SIGNED_SHIFT_RESULT): New macro.
19276 (wi::binary_shift): Define signed_shift_result_type for
19277 shifts on offset_int- and widest_int-like types.
19278 (generic_wide_int): Support <<= and >>= if << and >> are supported.
19279 * tree.h (int_bit_position): Use shift operators instead of wi::
19281 * alias.c (adjust_offset_for_component_ref): Likewise.
19282 * expr.c (get_inner_reference): Likewise.
19283 * fold-const.c (fold_comparison): Likewise.
19284 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
19285 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
19286 * tree-dfa.c (get_ref_base_and_extent): Likewise.
19287 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
19288 (stmt_kills_ref_p): Likewise.
19289 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
19290 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
19291 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
19292 (ao_ref_init_from_vn_reference): Likewise.
19294 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
19296 * wide-int.h: Update offset_int and widest_int documentation.
19297 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
19298 (wi::binary_traits): Allow ordered comparisons between offset_int and
19299 offset_int, between widest_int and widest_int, and between either
19300 of these types and basic C types.
19301 (operator <, <=, >, >=): Define for the same combinations.
19302 * tree.h (tree_int_cst_lt): Use comparison operators instead
19303 of wi:: comparisons.
19304 (tree_int_cst_le): Likewise.
19305 * gimple-fold.c (fold_array_ctor_reference): Likewise.
19306 (fold_nonarray_ctor_reference): Likewise.
19307 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
19308 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
19309 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
19310 * tree-sra.c (completely_scalarize): Likewise.
19311 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
19312 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
19313 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
19314 (check_for_binary_op_overflow): Likewise.
19315 (search_for_addr_array): Likewise.
19316 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
19318 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19320 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
19321 (arc_save_restore): Likewise.
19322 (arc_dwarf_register_span): Likewise.
19323 (arc_output_pic_addr_const): Initialize suffix variable.
19325 2016-05-02 Martin Liska <mliska@suse.cz>
19327 * symbol-summary.h (function_summary::function_summary):
19328 Remove checking assert for all cgraph nodes.
19329 (function_summary::get): Check summary_uid.
19330 (symtab_insertion): Check summary_uid.
19332 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
19334 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
19335 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
19336 bmaskn instruction.
19337 (arc_dwarf_register_span): Remove enum keyword.
19338 (compact_memory_operand_p): New function.
19339 * config/arc/arc.h (reg_class): Add code density register classes.
19340 (REG_CLASS_NAMES): Likewise.
19341 (REG_CLASS_CONTENTS): Likewise.
19342 * config/arc/arc.md (*movqi_insn): Add code density instructions.
19343 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
19344 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
19345 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
19346 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
19348 (h, Rcd, Rsd, Rzd): New register constraints.
19349 (T): Use compact_memory_operand_p function.
19350 * config/arc/predicates.md (compact_load_memory_operand): Remove.
19352 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
19354 * config/sh/sh.md (*negnegt, *movtt): Remove.
19356 2016-05-02 Marek Polacek <polacek@redhat.com>
19357 Tom de Vries <tom@codesourcery.com>
19359 PR tree-optimization/70700
19360 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
19361 bigger than FIRST_REF_NODE.
19363 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
19366 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
19368 (prepare_cbranch_operands): Don't use scratch register. Assume that
19369 function is used when pseudos can be created.
19370 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
19371 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
19372 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
19373 define_expand. Allow it only when pseudos can be created.
19374 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
19376 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
19378 * config/i386/constraints.md (BC): Only allow -1 operands.
19379 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
19380 Add "enabled" attribute. Update XI mode attribute calculation.
19381 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
19382 (*movoi_internal_avx): Update XI mode attribute calculation.
19383 (*movti_internal): Ditto.
19385 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19387 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
19388 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
19390 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
19392 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
19393 statement on instruction code. Remove trailing spaces.
19394 (altivec_expand_stv_builtin): Likewise.
19396 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19398 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
19399 (TARGET_FPU_DOUBLE): Simplify.
19400 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
19401 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
19402 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
19403 with 'TARGET_FPU_DOUBLE'.
19404 * config/sh/sh.md: Likewise.
19406 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
19408 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
19409 SH_DIV_STR_FOR_SIZE): Remove.
19410 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
19411 SH_DIV_STR_FOR_SIZE): Remove.
19413 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
19415 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
19416 logical_reg_operand): Delete.
19417 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
19418 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
19419 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
19420 match_operand and match_test.
19421 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
19422 variables on their first use. Return bool values.
19423 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
19424 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
19425 arith_reg_operand for input operand. Remove empty constraints.
19427 (*xorsi3_compact): Rename to xorsi3.
19428 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
19429 (*zero_extend<mode>si2_disp_mem): Update comment.
19432 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
19434 * config/sh/t-sh: Remove SH5 support.
19435 * config.gcc: Likewise.
19436 * configure: Likewise.
19438 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19440 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
19442 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
19444 * config/sh/sh.c (register_sh_passes, sh_option_override,
19445 sh_print_operand, prepare_move_operands,
19446 sh_can_follow_jump): Remove TARGET_SH1 checks.
19447 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
19448 PROMOTE_MODE): Likewise.
19449 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
19452 2016-04-30 Alan Modra <amodra@gmail.com>
19454 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
19455 restoring when fixed_reg_p, but allow out-of-line or stmw save.
19456 Check for user regs later to avoid unnecessary looping over regs.
19457 Merge user reg check with non-saved reg check. Don't force
19458 inline VR restore when static chain used.
19459 (rs6000_frame_related): Omit eh_frame info for user regs when
19461 (fixed_regs_p): Delete.
19463 2016-04-30 Alan Modra <amodra@gmail.com>
19465 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
19466 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
19469 2016-04-30 Alan Modra <amodra@gmail.com>
19472 * config/rs6000/rs6000.c (fixed_reg_p): New function.
19473 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
19476 2016-04-30 Alan Modra <amodra@gmail.com>
19478 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
19479 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
19480 flag_pic test for Darwin.
19482 2016-04-30 Alan Modra <amodra@gmail.com>
19484 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
19485 throw_calls_crossed.
19486 (REG_FREQ_CALLS_CROSSED): Delete.
19487 (REG_N_THROWING_CALLS_CROSSED): Delete.
19488 * regstat.c (regstat_bb_compute_ri): Don't calculate
19489 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
19490 (dump_reg_info): Don't print call cross frequency.
19491 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
19492 and REG_N_THROWING_CALLS_CROSSED.
19494 2016-04-30 Alan Modra <amodra@gmail.com>
19496 * regs.h (struct reg_info_t): Delete live_length.
19497 (REG_LIVE_LENGTH): Delete macro.
19498 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
19499 local_live, local_processed and local_live_last_luid params.
19500 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
19502 (regstat_compute_ri): Adjust for above. Don't set
19504 (dump_reg_info): Don't print live length.
19505 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
19506 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
19507 Localize loop_depth var.
19509 2016-04-30 Alan Modra <amodra@gmail.com>
19511 * ira.c (enum valid_equiv): New.
19512 (validate_equiv_mem): Return enum.
19513 (update_equiv_mem): Create replacement in more cases.
19514 (add_store_equivs): Update validate_equiv_mem call.
19516 2016-04-30 Alan Modra <amodra@gmail.com>
19518 * ira.c (combine_and_move_insns): Rather than scanning insns,
19519 use DF infrastucture to find use and def insns.
19521 2016-04-30 Alan Modra <amodra@gmail.com>
19523 ira.c (combine_and_move_insns): Move invariant conditions..
19524 (ira.c): ..to here. Call combine_and_move_insns before
19525 add_store_equivs. Call grow_reg_equivs later. Allocate
19526 req_equiv later using max_reg_num() rather than global max_regno.
19527 (contains_replace_regs): Delete.
19528 (add_store_equivs): Remove contains_replace_regs test.
19530 2016-04-30 Alan Modra <amodra@gmail.com>
19532 * ira.c (struct equiv_mem_data): New.
19533 (equiv_mem, equiv_mem_modified): Delete static vars.
19534 (validate_equiv_mem_from_store): Use "data" param to communicate..
19535 (validate_equiv_mem): ..from here.
19537 2016-04-30 Alan Modra <amodra@gmail.com>
19539 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
19541 (update_reg_equivs): ..here. Move allocation and freeing of
19542 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
19543 end_alias_analysis to..
19546 2016-04-30 Alan Modra <amodra@gmail.com>
19548 * ira.c (pdx_subregs): Delete.
19549 (struct equivalence): Add pdx_subregs field.
19550 (set_paradoxical_subreg): Remove pdx_subregs param. Update
19551 pdx_subregs access.
19552 (update_equiv_regs): Don't create or free pdx_subregs. Update
19553 pdx_subregs access.
19555 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19557 * config/rs6000/altivec.h: Change definitions of vec_xl and
19559 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
19560 (LD_ELEMREV_V2DI): New.
19561 (LD_ELEMREV_V4SF): New.
19562 (LD_ELEMREV_V4SI): New.
19563 (LD_ELEMREV_V8HI): New.
19564 (LD_ELEMREV_V16QI): New.
19565 (ST_ELEMREV_V2DF): New.
19566 (ST_ELEMREV_V2DI): New.
19567 (ST_ELEMREV_V4SF): New.
19568 (ST_ELEMREV_V4SI): New.
19569 (ST_ELEMREV_V8HI): New.
19570 (ST_ELEMREV_V16QI): New.
19573 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19574 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
19575 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
19576 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
19577 (altivec_expand_builtin): Add handling for
19578 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
19579 (rs6000_invalid_builtin): Add error-checking for
19580 RS6000_BTM_P9_VECTOR.
19581 (altivec_init_builtins): Define builtins used to implement vec_xl
19583 (rs6000_builtin_mask_names): Define power9-vector.
19584 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
19585 (RS6000_BTM_P9_VECTOR): Define.
19586 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
19587 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
19588 (vsx_ld_elemrev_v2df): Likewise.
19589 (vsx_ld_elemrev_v4sf): Likewise.
19590 (vsx_ld_elemrev_v4si): Likewise.
19591 (vsx_ld_elemrev_v8hi): Likewise.
19592 (vsx_ld_elemrev_v16qi): Likewise.
19593 (vsx_st_elemrev_v2df): Likewise.
19594 (vsx_st_elemrev_v2di): Likewise.
19595 (vsx_st_elemrev_v4sf): Likewise.
19596 (vsx_st_elemrev_v4si): Likewise.
19597 (vsx_st_elemrev_v8hi): Likewise.
19598 (vsx_st_elemrev_v16qi): Likewise.
19599 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
19602 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
19604 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
19606 (simplify_control_stmt_condition_1): ... here. Recurse into
19607 BIT_AND_EXPRs and BIT_IOR_EXPRs.
19609 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
19612 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
19613 (zero_extendqi<mode>2_dot): Revert earlier conversion from
19614 define_insn_and_split to define_insn.
19615 (zero_extendqi<mode>2_dot2): Same.
19616 (extendqi<mode>2_dot): Same.
19617 (extendqi<mode>2_dot2): Same.
19619 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19621 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
19622 (probe_stack): New expander.
19623 (probe_stack_<mode>): New insn pattern.
19625 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19627 * config/i386/i386.md
19628 (operations with memory inputs setting flags peephole2):
19629 Remove uneeded REG_P checks. Cleanup pattern generation.
19631 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
19633 * tree-vect-loop.c (vect_transform_loop): Fix
19634 nb_iterations_upper_bound computation for vectorized loop.
19636 2016-04-29 Marek Polacek <polacek@redhat.com>
19637 Jakub Jelinek <jakub@redhat.com>
19640 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
19641 TARGET_EXPR_SLOT as a base.
19643 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
19645 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
19646 with 'rCm2' constraints to limit possible immediate size.
19647 (*load_zeroextendqisi_update): Likewise.
19648 (*load_signextendqisi_update): Likewise.
19649 (*loadhi_update): Likewise.
19650 (*load_zeroextendhisi_update): Likewise.
19651 (*load_signextendhisi_update): Likewise.
19652 (*loadsi_update): Likewise.
19653 (*loadsf_update): Likewise.
19655 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19657 * config/i386/predicates.md (constm1_operand): Fix comparison.
19659 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19661 * testsuite/gcc.target/arc/ieee_eq.c: New test.
19663 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
19665 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
19666 remaining SH5 related settings.
19667 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
19668 shmedia_prepare_call_address): Delete.
19669 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
19670 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
19671 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
19672 UNSUPPORTED_SH2A): Remove m5 checks.
19673 (sh_divide_strategy_e): Remove SH5 division strategies.
19674 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
19675 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
19677 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
19679 * config/s390/s390.c (s390_rtx_costs): Update documentation.
19681 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19683 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
19684 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
19685 Change lder to ldr.
19686 * config/s390/vector.md ("mov<mode>"): Likewise.
19688 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
19690 * config/s390/constraints.md ("U", "W"): Invoke
19691 s390_mem_constraint with "ZR" and "ZT".
19692 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
19693 addresses when using LRA. Accept also short displacements for S
19694 and T constraints. Do not check for long displacement target for
19695 S and T constraints.
19696 (s390_mem_constraint): Remove handling of U and W constraints.
19697 * config/s390/s390.md (various patterns): Remove the short
19698 displacement constraints (Q and R) if a long displacement
19699 constraint is present. Add longdisp as required CPU capability.
19700 * config/s390/vector.md: Likewise.
19701 * config/s390/vx-builtins.md: Likewise.
19703 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
19706 * reload1.c (reload): Call finish_spills before
19707 restarting reload loop. Skip select_reload_regs
19708 if update_eliminables_and_spill returns true.
19710 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
19712 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
19713 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
19714 (umulhisi3_imm): Update predicates and constraint letters.
19715 (umulhisi3_reg): Declare instruction as commutative.
19716 * config/arc/constraints.md (J12, J16): New constraints.
19717 * config/arc/predicates.md (short_unsigned_const_operand): New
19719 (arc_short_operand): Likewise.
19720 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
19722 2016-04-29 Richard Biener <rguenther@suse.de>
19724 PR tree-optimization/13962
19725 PR tree-optimization/65686
19726 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
19727 * tree-ssa-alias.c (ptrs_compare_unequal): New function
19728 using PTA to compare pointers.
19729 * match.pd: Add pattern for pointer equality compare simplification
19730 using ptrs_compare_unequal.
19732 2016-04-29 Richard Biener <rguenther@suse.de>
19734 * stor-layout.c (layout_type): Do not build a pointer-to-element
19737 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
19739 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
19740 Use SWI mode iterator. Use general_reg_operand predicate.
19741 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
19742 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
19745 2016-04-29 Jakub Jelinek <jakub@redhat.com>
19747 PR middle-end/70843
19748 * fold-const.c (operand_equal_p): Don't verify hash value equality
19750 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
19753 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19756 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
19757 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
19758 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
19759 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
19760 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
19762 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19764 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
19765 to info. Don't initialize separate fields to 0. Clean up
19768 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19770 * config/i386/i386.md (peephole2s for operations with memory inputs):
19771 Use SWI mode iterator.
19772 (peephole2s for operations with memory outputs): Ditto.
19773 Do not check for stack checking probe.
19775 (probe_stack): Remove expander.
19777 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19778 Andrew Burgess <andrew.burgess@embecosm.com>
19780 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
19781 operands as 32-bits.
19783 2016-04-28 Jason Merrill <jason@redhat.com>
19785 * gdbinit.in: Skip line-map.h.
19787 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19788 Andrew Burgess <andrew.burgess@embecosm.com>
19790 * config/arc/arc.c (arc_conditional_register_usage): Take
19791 TARGET_RRQ_CLASS into account.
19792 (arc_print_operand): Support printing 'p' and 's' operands.
19793 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
19795 (TARGET_RRQ_CLASS): Define.
19796 (IS_POWEROF2_OR_0_P): Define.
19797 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
19799 (*tst_movb): New define_insn.
19800 (*tst): Avoid recognition if it could prevent '*tst_movb'
19801 combination; replace c/CnL with c/Chs alternative.
19802 (*tst_bitfield_tst): New define_insn.
19803 (*tst_bitfield_asr): New define_insn.
19804 (*tst_bitfield): New define_insn.
19805 (andsi3_i): Add Rrq variant.
19806 (extzv): New define_expand.
19807 (insv): New define_expand.
19808 (*insv_i): New define_insn.
19809 (*movb): New define_insn.
19810 (*movb_signed): New define_insn.
19811 (*movb_high): New define_insn.
19812 (*movb_high_signed): New define_insn.
19813 (*movb_high_signed + 1): New define_split pattern.
19814 (*mrgb): New define_insn.
19815 (*mrgb + 1): New define_peephole2 pattern.
19816 (*mrgb + 2): New define_peephole2 pattern.
19817 * config/arc/arc.opt (mbitops): New option for nps400, uses
19818 TARGET_NPS_BITOPS_DEFAULT.
19819 * config/arc/constraints.md (q): Make register class conditional.
19820 (Rrq): New register constraint.
19821 (Chs): New constraint.
19822 (Clo): New constraint.
19823 (Chi): New constraint.
19824 (Cbf): New constraint.
19825 (Cbn): New constraint.
19826 (C18): New constraint.
19827 (Cbi): New constraint.
19829 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19831 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
19833 (bitmap_intersection_of_preds): Ditto.
19834 (bitmap_union_of_succs): Ditto.
19835 (bitmap_union_of_preds): Ditto.
19836 * sbitmap.c (do_popcount): Delete.
19837 (BITMAP_DEBUGGING): Delete.
19838 (sbitmap_verify_popcount): Delete.
19839 (sbitmap_alloc): Don't initialize the popcount field.
19840 (sbitmap_alloc_with_popcount): Delete.
19841 (sbitmap_resize): Don't resize the popcount array.
19842 (sbitmap_vector_alloc): Don't initialize the popcount field.
19843 (bitmap_copy): Don't copy the popcount array.
19844 (bitmap_clear): Don't clear the popcount array.
19845 (bitmap_clear): Delete the popcount array handling.
19846 (bitmap_ior_and_compl): Delete the popcount assert.
19847 (bitmap_not): Ditto.
19848 (bitmap_and_compl): Ditto.
19849 (bitmap_and): Delete the popcount array handling.
19850 (bitmap_xor): Ditto.
19851 (bitmap_ior): Ditto.
19852 (bitmap_or_and): Delete the popcount assert.
19853 (bitmap_and_or): Ditto.
19854 (popcount_table): Delete.
19855 (sbitmap_elt_popcount): Delete.
19856 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
19857 (bitmap_set_bit): Delete the popcount assert.
19858 (bitmap_clear_bit): Ditto.
19859 (sbitmap_free): Don't free the popcount array.
19860 (sbitmap_alloc_with_popcount): Delete declaration.
19861 (sbitmap_popcount): Ditto.
19863 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19864 Andrew Burgess <andrew.burgess@embecosm.com>
19866 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
19867 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
19868 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
19869 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
19870 * config/arc/arc.opt (mcmem): New option.
19871 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
19872 supply length for r/m alternative.
19873 (*extendqisi2_ac): Likewise.
19874 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
19876 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
19877 (movhi_insn): Likewise.
19878 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
19879 (*zero_extendqihi2_i): Add r/Ucm alternative.
19880 (*zero_extendqisi2_ac): Likewise.
19881 (*zero_extendhisi2_i): Likewise.
19882 * config/arc/constraints.md (Uex): New memory constraint.
19883 (Ucm): New define_constraint.
19884 * config/arc/predicates.md (long_immediate_loadstore_operand):
19885 Return 0 for MEM with cmem_address address.
19886 (cmem_address_0): New predicates.
19887 (cmem_address_1): Likewise.
19888 (cmem_address_2): Likewise.
19889 (cmem_address): Likewise.
19891 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19893 * config/rs6000/rs6000.c (machine_function): Rename
19894 insn_chain_scanned_p to spe_insn_chain_scanned_p.
19895 (rs6000_stack_info): Adjust.
19897 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
19898 Andrew Burgess <andrew.burgess@embecosm.com>
19900 * config/arc/constraints.md (Usd): Convert to define_constraint.
19904 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19907 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
19908 Add new peephole2 where the first insn is *mov<mode>_or instead of
19909 *mov<mode>_internal.
19911 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
19913 * tracer.c (bb_seen): Make static.
19915 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
19917 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
19918 support, setup defaults.
19919 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
19920 * config/arc/arc.c (arc_init): Add NPS400 support.
19921 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
19922 (TARGET_ARC700): NPS400 is also an ARC700.
19923 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
19925 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
19928 * config/nds32/nds32.md (casesi): Don't access the operands array
19931 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
19933 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
19934 (or $-1,reg peephole2): Ditto.
19935 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
19937 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
19939 * doc/extend.texi (Common Function Attributes) [optimize]:
19940 Discourage use of the optimize attribute.
19942 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
19944 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
19945 special case builtin.
19946 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19947 ALTIVEC_BUILTIN_VEC_ADDE.
19948 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19949 support for ALTIVEC_BUILTIN_VEC_ADDE.
19950 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19951 for __builtin_vec_adde.
19953 2016-04-28 Jakub Jelinek <jakub@redhat.com>
19955 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
19956 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
19958 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19961 * doc/sourcebuild.texi (Effective-Target Keywords, Other
19962 attributes): Document cilkplus_runtime.
19964 2016-04-28 Martin Jambor <mjambor@suse.cz>
19966 * tree-cfg.c (verify_expr): Verify that local declarations belong to
19967 this function. Call verify_expr on MEM_REFs and bases of other
19968 handled_components.
19970 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19972 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
19973 for WORD_REGISTER_OPERATIONS to runtime check.
19975 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19977 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
19979 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
19981 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
19982 big-endian compilation.
19983 * config/arc/arc.md (addf3): Likewise.
19984 (subdf3): Likewise.
19985 (muldf3): Likewise.
19987 2016-04-28 Richard Biener <rguenther@suse.de>
19989 PR tree-optimization/70840
19990 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
19991 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
19992 Mark x * pow(x,c) -> pow(x,c+1) commutative.
19993 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
19995 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19997 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
19998 and explain why in a comment.
20000 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20002 * config/arc/arc.md (cpu_facility): Add fpx variant.
20003 (subdf3): Prohibit use reverse sub when assist operations option
20005 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
20006 instructions only when FPX is enabled.
20007 * testsuite/gcc.target/arc/trsub.c: New test.
20009 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
20011 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
20012 mult_operator when calculating "type" attribute.
20013 (*fop_<mode>_1_i387): Ditto.
20014 (*fop_xf_1_i387): Ditto.
20015 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
20016 Use std::swap to swap operands. Use RTL expressions to generate
20019 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20020 Joern Rennecke <joern.rennecke@embecosm.com>
20022 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
20024 (emit_pic_move): Remove.
20025 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
20026 * config/arc/arc.c (emit_pic_move): Removed.
20027 (TARGET_HAVE_TLS): Define.
20028 (arc_conditional_register_usage): Test for arc_tp_regno.
20029 (arc_print_operand, arc_print_operand_address): Handle TLS
20031 (arc_needs_pcl_p): New function.
20032 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
20033 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
20034 (arc_raw_symbolic_reference_mentioned_p): Likewise.
20035 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
20036 (arc_legitimize_tls_address): Likewise.
20037 (DTPOFF_ZERO_SYM): Define.
20038 (arc_legitimize_pic_address): Make it static, handle TLS cases.
20039 (arc_output_pic_addr_const): Print TLS unspecs.
20040 (prepare_pic_move): New function, replaces emit_pic_move.
20041 (arc_legitimate_constant_p): Handle TLS unspecs.
20042 (arc_legitimate_address_p): Likewise.
20043 (arc_rewrite_small_data_p): Use assert for TLS constants.
20044 (prepare_move_operands): Use prepare_pic_move.
20045 (arc_legitimize_address): Legitimize tls addresses.
20046 (arc_epilogue_uses): Check for arc_tp_regno.
20047 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
20048 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
20050 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
20052 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
20053 %(arc_tls_extra_start_spec).
20054 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
20055 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
20057 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
20058 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
20059 (UNSPEC_TLS_OFF): Add.
20061 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
20062 (get_thread_pointersi): New patterns.
20063 * config/arc/arc.opt (mtp-regno): New option.
20064 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
20065 (move_dest_operand): Likewise.
20066 * configure: Regenerate.
20067 * configure.ac: Add arc*-*-* case to test for tls.
20068 * doc/invoke.texi (ARC options): Document mtp-regno.
20070 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
20072 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
20073 the new ARC HS SIMD instructions.
20074 (arc_preferred_simd_mode): New function.
20075 (arc_autovectorize_vector_sizes): Likewise.
20076 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
20077 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
20078 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
20079 (arc_init_builtins): Add new SIMD builtin types.
20080 (arc_split_move): Handle 64 bit vector moves.
20081 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
20082 (TARGET_PLUS_QMACW): Define.
20083 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
20084 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
20085 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
20086 (VSUBADD4H): New builtins.
20087 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
20088 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
20090 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
20091 Matthias Klose <doko@debian.org>
20093 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
20095 2016-04-28 Richard Biener <rguenther@suse.de>
20097 PR middle-end/70777
20098 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
20101 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
20103 * common/config/sh/sh-common.c: Remove SH5 support.
20104 * config/sh/constraints.md: Likewise.
20105 * config/sh/config/sh/elf.h: Likewise.
20106 * config/sh/linux.h: Likewise.
20107 * config/sh/netbsd-elf.h: Likewise.
20108 * config/sh/predicates.md: Likewise.
20109 * config/sh/sh-c.c: Likewise.
20110 * config/sh/sh-protos.h: Likewise.
20111 * config/sh/sh.c: Likewise.
20112 * config/sh/sh.h: Likewise.
20113 * config/sh/sh.md: Likewise.
20114 * config/sh/sh.opt: Likewise.
20115 * config/sh/sync.md: Likewise.
20116 * config/sh/sh64.h: Delete.
20117 * config/sh/shmedia.h: Likewise.
20118 * config/sh/shmedia.md: Likewise.
20119 * config/sh/sshmedia.h: Likewise.
20120 * config/sh/t-netbsd-sh5-64: Likewise.
20121 * config/sh/t-sh64: Likewise.
20122 * config/sh/ushmedia.h: Likewise.
20124 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
20126 * config/i386/i386.md (sign_extend to memory peephole2s): Use
20127 general_reg_operand instead of register_operand predicate.
20129 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20131 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
20133 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
20135 * match.pd (A - B > A, A + B < A): New transformations.
20137 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
20139 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
20140 which defaults to true. Emit an outer pair of parentheses only if
20141 EMIT_PARENS. When continuing a chain of && or || (or & or |),
20142 don't emit parentheses for the right-hand operand.
20144 2016-04-27 Jeff Law <law@redhat.com>
20146 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
20148 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20150 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
20151 (altivec_lvx_<mode>_internal): Document.
20152 (altivec_lvx_<mode>_2op): New define_insn.
20153 (altivec_lvx_<mode>_1op): Likewise.
20154 (altivec_lvx_<mode>_2op_si): Likewise.
20155 (altivec_lvx_<mode>_1op_si): Likewise.
20156 (altivec_stvx_<mode>): Remove.
20157 (altivec_stvx_<mode>_internal): Document.
20158 (altivec_stvx_<mode>_2op): New define_insn.
20159 (altivec_stvx_<mode>_1op): Likewise.
20160 (altivec_stvx_<mode>_2op_si): Likewise.
20161 (altivec_stvx_<mode>_1op_si): Likewise.
20162 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20163 Expand vec_ld and vec_st during parsing.
20164 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
20166 (altivec_expand_stvx_be): Likewise.
20167 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
20168 address-masking behavior in RTL.
20169 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
20170 address-masking behavior in RTL.
20171 (altivec_expand_builtin): Change builtin code arguments for calls
20172 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
20173 (insn_is_swappable_p): Avoid incorrect swap optimization in the
20174 presence of lvx/stvx patterns.
20175 (alignment_with_canonical_addr): New function.
20176 (alignment_mask): Likewise.
20177 (find_alignment_op): Likewise.
20178 (recombine_lvx_pattern): Likewise.
20179 (recombine_stvx_pattern): Likewise.
20180 (recombine_lvx_stvx_patterns): Likewise.
20181 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
20182 stvx patterns from expand.
20183 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
20185 (vector_altivec_store_<mode>): Likewise.
20187 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
20189 * config/aarch64/aarch64.md
20190 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
20191 remove the "fp" attributes.
20192 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
20193 add the "simd" attributes.
20194 (*movdf_aarch64): Likewise.
20195 (*movtf_aarch64): Remove the "fp" attributes.
20196 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
20197 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
20199 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20201 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
20202 rtx to rtx_code_label *.
20203 * rtl.h (maybe_set_first_label_num): Likewise.
20205 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20207 * df-core.c (df_add_problem): Make the problem param be const.
20208 (df_remove_problem): Make local "problem" be const.
20209 * df-problems.c (problem_RD): Make const.
20210 (problem_LR): Likewise.
20211 (problem_LIVE): Likewise.
20212 (problem_MIR): Likewise.
20213 (problem_CHAIN): Likewise.
20214 (problem_WORD_LR): Likewise.
20215 (problem_NOTE): Likewise.
20216 (problem_MD): Likewise.
20217 * df-scan.c (problem_SCAN): Likewise.
20218 * df.h (struct df_problem): Make field "dependent_problem" be
20220 (struct dataflow): Likewise for field "problem".
20221 (df_add_problem): Make param const.
20223 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
20225 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
20226 inter-unit moves to/from vector registers are enabled. Do not disable
20229 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20231 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
20232 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
20234 (enum df_problem_id): ...this new enum.
20235 (struct df_problem): Convert field "id" from "int" to
20236 enum df_problem_id.
20238 2016-04-27 David Malcolm <dmalcolm@redhat.com>
20240 * rtl.def: Update comment for "things in the instruction chain" to
20241 reflect the removal of the leading "i" field for INSN_UID in
20242 r210360. Fix bogus apostrophe.
20244 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
20246 * config/i386/i386.md
20247 (lea arith with mem operand + setcc peephole2): Set operator mode.
20249 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
20252 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
20253 (dimode_scalar_to_vector_candidate_p): This.
20254 (timode_scalar_to_vector_candidate_p): New function.
20255 (scalar_to_vector_candidate_p): Likewise.
20256 (timode_check_non_convertible_regs): Likewise.
20257 (timode_remove_non_convertible_regs): Likewise.
20258 (remove_non_convertible_regs): Likewise.
20259 (remove_non_convertible_regs): Renamed to ...
20260 (dimode_remove_non_convertible_regs): This.
20261 (scalar_chain::~scalar_chain): Make it virtual.
20262 (scalar_chain::compute_convert_gain): Make it pure virtual.
20263 (scalar_chain::mark_dual_mode_def): Likewise.
20264 (scalar_chain::convert_insn): Likewise.
20265 (scalar_chain::convert_registers): Likewise.
20266 (scalar_chain::add_to_queue): Make it protected.
20267 (scalar_chain::emit_conversion_insns): Likewise.
20268 (scalar_chain::replace_with_subreg): Likewise.
20269 (scalar_chain::replace_with_subreg_in_insn): Likewise.
20270 (scalar_chain::convert_op): Likewise.
20271 (scalar_chain::convert_reg): Likewise.
20272 (scalar_chain::make_vector_copies): Likewise.
20273 (scalar_chain::convert_registers): New pure virtual function.
20274 (class dimode_scalar_chain): New class.
20275 (class timode_scalar_chain): Likewise.
20276 (scalar_chain::mark_dual_mode_def): Renamed to ...
20277 (dimode_scalar_chain::mark_dual_mode_def): This.
20278 (timode_scalar_chain::mark_dual_mode_def): New function.
20279 (timode_scalar_chain::convert_insn): Likewise.
20280 (dimode_scalar_chain::convert_registers): Likewise.
20281 (scalar_chain::compute_convert_gain): Renamed to ...
20282 (dimode_scalar_chain::compute_convert_gain): This.
20283 (scalar_chain::replace_with_subreg): Renamed to ...
20284 (dimode_scalar_chain::replace_with_subreg): This.
20285 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
20286 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
20287 (scalar_chain::make_vector_copies): Renamed to ...
20288 (dimode_scalar_chain::make_vector_copies): This.
20289 (scalar_chain::convert_reg): Renamed to ...
20290 (dimode_scalar_chain::convert_reg ): This.
20291 (scalar_chain::convert_op): Renamed to ...
20292 (dimode_scalar_chain::convert_op): This.
20293 (scalar_chain::convert_insn): Renamed to ...
20294 (dimode_scalar_chain::convert_insn): This.
20295 (scalar_chain::convert): Call convert_registers.
20296 (convert_scalars_to_vector): Change to scalar_chain pointer to
20297 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
20298 in 32-bit mode. Delete scalar_chain pointer. Call
20299 free_dominance_info in 64-bit mode.
20300 (pass_stv::gate): Remove TARGET_64BIT check.
20301 (ix86_option_override): Put the 64-bit STV pass before the CSE
20304 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
20306 * dwarf2out.h (struct dw_loc_descr_node): Remove the
20307 dw_loc_frame_offset field.
20308 * dwarf2out.c (new_loc_descr): Likewise.
20309 (resolve_args_picking_1): Turn the VISITED hash set into a
20310 FRAME_OFFSET hash map. Use it to associate a frame offset to
20311 visited nodes. Remove uses of the CHECKING_P macro.
20312 (resolve_args_picking): Update call to resolve_args_picking_1.
20314 2016-04-27 Martin Liska <mliska@suse.cz>
20316 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
20317 (free_loop_data): Release vuses of groups.
20319 2016-04-27 Bin Cheng <bin.cheng@arm.com>
20321 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
20322 instead of redundant use_id and boolean have_use_for.
20323 (struct iv_use): Change sub_id into group_id. Remove field next.
20324 Move fields: related_cands, n_map_members, cost_map and selected
20326 (struct iv_group): ... here. New structure.
20327 (struct iv_common_cand): Use structure declaration directly.
20328 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
20329 (MAX_CONSIDERED_USES): Rename macro to ...
20330 (MAX_CONSIDERED_GROUPS): ... here.
20331 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
20332 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
20333 (dump_uses): Rename to ...
20334 (dump_groups): ... here. Update all uses.
20335 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
20336 (find_induction_variables): Refactor format of dump information.
20337 (record_sub_use): Delete.
20338 (record_use): Update all uses.
20339 (record_group): New function.
20340 (record_group_use, find_interesting_uses_op): Call above functions.
20342 (find_interesting_uses_cond): Ditto.
20343 (group_compare_offset): New function.
20344 (split_all_small_groups): Rename to ...
20345 (split_small_address_groups_p): ... here. Update all uses.
20346 (split_address_groups): Update all uses.
20347 (find_interesting_uses): Refactor format of dump information.
20348 (add_candidate_1): Update all uses. Remove redundant check on iv,
20350 (add_candidate, record_common_cand): Remove redundant assert.
20351 (add_iv_candidate_for_biv): Update use.
20352 (add_iv_candidate_derived_from_uses): Update all uses.
20353 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
20354 (alloc_use_cost_map): Ditto.
20355 (set_use_iv_cost, get_use_iv_cost): Rename to ...
20356 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
20357 (determine_use_iv_cost_generic): Ditto.
20358 (determine_group_iv_cost_generic): Ditto.
20359 (determine_use_iv_cost_address): Ditto.
20360 (determine_group_iv_cost_address): Ditto.
20361 (determine_use_iv_cost_condition): Ditto.
20362 (determine_group_iv_cost_cond): Ditto.
20363 (determine_use_iv_cost): Ditto.
20364 (determine_group_iv_cost): Ditto.
20365 (set_autoinc_for_original_candidates): Update all uses.
20366 (find_iv_candidates): Update all uses. Refactor dump information.
20367 (determine_use_iv_costs): Ditto.
20368 (determine_iv_costs): Ditto.
20369 (iv_ca_cand_for_use): Rename to ...
20370 (iv_ca_cand_for_group): ... here. Update all uses.
20371 (iv_ca_add_use, iv_ca_add_group): Ditto.
20372 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
20373 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
20374 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
20375 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
20376 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
20377 (create_new_iv, adjust_iv_update_pos): Ditto.
20378 (rewrite_use_address): Delete.
20379 (rewrite_use_address_1): Rename to ...
20380 (rewrite_use_address): ... here.
20381 (rewrite_use_compare): Update all uses.
20382 (rewrite_use): Delete.
20383 (rewrite_uses): Rename to ...
20384 (rewrite_groups): ... here. Update all uses.
20385 (remove_unused_ivs, free_loop_data): Update all uses.
20386 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
20388 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20390 * rtlanal.c (nonzero_bits1): Convert preprocessor check
20391 for WORD_REGISTER_OPERATIONS to runtime check.
20393 2016-04-27 Richard Biener <rguenther@suse.de>
20396 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
20397 aggregate_value_p to determine if a function result is
20398 returned by reference.
20399 (ipa_pta_execute): Functions having their address taken are
20400 not automatically nonlocal.
20402 2016-04-27 Jakub Jelinek <jakub@redhat.com>
20405 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
20406 * fold-const.c (operand_equal_p): If flag_checking and
20407 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
20408 and if it returns non-zero, assert iterative_hash_expr on both
20411 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
20413 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
20415 2016-04-27 Nick Clifton <nickc@redhat.com>
20417 PR middle-end/49889
20418 * varasm.c (merge_weak): Generate an error if an attempt is made
20419 to convert a non-weak static function into a weak, public function.
20421 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20423 * params.def (MAX_PARTITION_SIZE): New param.
20424 * doc/invoke.texi: Document lto-max-partition.
20426 2016-04-27 Richard Biener <rguenther@suse.de>
20429 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
20430 function cummulating used_from_other_partition, externally_visible
20431 and force_output from aliases.
20432 (refered_from_nonlocal_var): Likewise.
20433 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
20434 node flags properly.
20436 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
20438 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
20439 (-Wmemset-elt-size): New item.
20441 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
20444 * stor-layout.h (internal_reference_types): Delete.
20445 * stor-layout.c (reference_types_internal): Likewise.
20446 (internal_reference_types): Likewise.
20447 (layout_type) <REFERENCE_TYPE>: Adjust.
20449 2016-04-27 Jakub Jelinek <jakub@redhat.com>
20452 * tree.h (inchash::add_expr): Add FLAGS argument.
20453 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
20454 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
20455 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
20456 Formatting fix. Adjust recursive calls. For tcc_comparison,
20457 if swap_tree_comparison (code) is smaller than code, hash that
20458 and arguments in the other order. Hash CONVERT_EXPR the same
20459 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
20460 of ADDR_EXPR of decl as the decl itself. Add or remove
20461 OEP_ADDRESS_OF from recursive flags as needed. For
20462 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
20463 operands commutatively and only the third one normally.
20464 For internal CALL_EXPR hash in CALL_EXPR_IFN.
20466 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
20468 * config/rtems.h (LIB_SPEC): Add -latomic.
20470 2016-04-27 Joel Sherrill <joel@rtems.org>
20472 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
20473 xilink.ld and flags not relevant to RTEMS.
20475 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
20477 * toplev.c (backend_init_target): Avoid calling init_reload when using
20480 2016-04-26 Jakub Jelinek <jakub@redhat.com>
20482 * reorg.c (try_merge_delay_insns): Declare i and j inside the
20483 for loops rather than one for the whole function.
20485 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
20487 * match.pd (X + CST CMP X): New transformation.
20489 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
20491 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
20492 * fold-const.c (fold_binary_loc): Remove 2 transformations
20493 superseded by match.pd.
20494 * match.pd (x+x -> x*2): Generalize to integers.
20496 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
20498 * config/i386/i386.md (operation on memory peephole): Duplicate an
20499 existing peephole and adapt it to match lea rather than an operation
20502 PR rtl-optimization/57193
20503 * opts.c (default_options_table): Add OPT_frename_registers at -O2
20505 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
20507 2016-04-26 Bin Cheng <bin.cheng@arm.com>
20509 * tree-if-conv.c (any_pred_load_store): New static variable.
20510 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
20511 any_pred_load_store instead of and_mask_load_store.
20512 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
20513 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
20514 (combine_blocks, tree_if_conversion): Ditto.
20516 2016-04-26 Bin Cheng <bin.cheng@arm.com>
20518 PR tree-optimization/70771
20519 PR tree-optimization/70775
20520 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
20521 virtual PHI nodes. Delete parameter.
20522 (if_convertible_loop_p_1): Delete argument to above function.
20523 (predicate_all_scalar_phis): Delete code handling single-argument
20525 (tree_if_conversion): Mark and update virtual SSA.
20527 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20530 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
20531 (x86_elf_aligned_common): Rename to ...
20532 (x86_elf_aligned_decl_common): ... this.
20533 Add decl arg. Switch to .lbss for largecomm object. Use
20534 LARGECOMM_SECTION_ASM_OP.
20535 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
20537 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
20538 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
20540 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
20541 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
20543 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20546 * config/i386/i386.c (SECTION_LARGE): Define.
20547 (x86_64_elf_select_section): Set it for large data/bss sections.
20548 Only clear SECTION_WRITE for .lrodata.
20549 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
20551 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
20552 * varasm.c (default_elf_asm_named_section): Grow flagchars.
20553 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
20555 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
20556 * doc/tm.texi: Regenerate.
20558 2016-04-26 Jakub Jelinek <jakub@redhat.com>
20561 * configure.ac (--enable-checking): Document extra flag, for
20562 non-release builds default to --enable-checking=yes,extra.
20563 If misc checking and extra checking, define CHECKING_P to 2 instead
20565 * common.opt (fchecking=): Add.
20566 * doc/invoke.texi (-fchecking=): Document.
20567 * doc/install.texi: Document --enable-checking changes.
20568 * configure: Regenerated.
20569 * config.in: Regenerated.
20571 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20573 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
20574 attribute instead of which_alternative.
20575 * config/i386/sse.md (*mov<mode>_internal): Ditto.
20576 Use EXT_REX_SSE_REG_P where appropriate.
20578 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20580 * config/i386/predicates.md (const0_operand): Do not match
20581 const_wide_int code.
20582 (const1_operand): Ditto.
20584 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20586 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
20587 for SSE constm1 operands and TARGET_AVX512VL.
20588 (*movti_internal): Ditto.
20589 (*mov<mode>_or): Use constm1_operand predicate.
20590 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
20591 for SSE vector_all_ones operands and TARGET_AVX512VL.
20592 * config/i386/predicates.md (constm1_operand): New predicate.
20593 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
20594 emission of constant -1 load.
20596 2016-04-25 Jason Merrill <jason@redhat.com>
20598 * gdbinit.in: Skip is-a.h.
20600 * attribs.c (register_scoped_attributes): Fix logic.
20601 * attribs.h: Declare register_scoped_attributes.
20603 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20605 * config/rs6000/rs6000-builtin.def: Correct pasto error for
20606 stxvd2x and stxvw4x built-in functions.
20608 2016-04-25 DJ Delorie <dj@redhat.com>
20610 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
20611 (ashrhi3): Likewise.
20612 (lshrhi3): Likewise.
20614 2016-04-25 Richard Biener <rguenther@suse.de>
20616 PR tree-optimization/70780
20617 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
20618 wasn't visited yet.
20619 (compute_antic): Mark blocks with abnormal preds as visited as
20620 they have a final empty antic-in solution already.
20622 2016-04-25 Michael Collison <michael.collison@linaro.org>
20624 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
20626 2016-04-25 Michael Collison <michael.collison@linaro.org>
20628 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
20629 mode is VQI to improve mixed mode vectorization.
20630 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
20631 define_insn to match low half of signed vaddw.
20632 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
20633 define_insn to match high half of signed vaddw.
20634 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
20635 define_insn to match low half of unsigned vaddw.
20636 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
20637 define_insn to match high half of unsigned vaddw.
20638 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
20639 (arm_simd_check_vect_par_cnst_half_p): Likewise.
20640 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
20642 (arm_simd_check_vect_par_cnst_half_p): Likewise.
20643 * config/arm/predicates.md (vect_par_constant_high): Support
20644 big endian and simplify by calling
20645 arm_simd_check_vect_par_cnst_half
20646 (vect_par_constant_low): Likewise.
20648 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
20650 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
20651 predicate for operand 2.
20653 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
20654 H.J. Lu <hongjiu.lu@intel.com>
20656 * config/i386/i386-protos.h (standard_sse_constant_p): Add
20657 machine_mode argument.
20658 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
20659 constm1_rtx operands. For VOIDmode constants, get mode from
20660 pred_mode. Check mode size if the mode is supported by ABI.
20661 (standard_sse_constant_opcode): Do not use standard_constant_p.
20662 Strictly check ABI support for all-ones operands.
20663 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
20664 immediates. Update calls to standard_sse_constant_p.
20665 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
20666 (ix86_rtx_costs): Ditto.
20667 * config/i386/i386.md (*movxi_internal_avx512f): Use
20668 nonimmediate_or_sse_const_operand instead of vector_move_operand.
20669 Use (v,BC) alternative instead of (v,C). Use register_operand
20670 checks instead of MEM_P.
20671 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
20672 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
20673 isa attribute. Use register_operand checks instead of MEM_P.
20674 (*movti_internal): Use nonimmediate_or_sse_const_operand for
20675 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
20676 alternative and corresponding sse2 isa attribute.
20677 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
20678 to standard_sse_constant_p.
20679 (FP constant splitters): Ditto.
20680 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
20682 * config/i386/predicates.md (constm1_operand): Remove.
20683 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
20684 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
20685 vector_all_ones_operand instead of constm1_operand.
20687 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20689 * print-rtl.c (print_rtx_insn_vec): New function.
20690 * print-rtl.h: New prototype.
20691 * store-motion.c (struct st_expr): Make avail_stores a vector.
20692 (st_expr_entry): Adjust.
20693 (free_st_expr_entry): Likewise.
20694 (print_store_motion_mems): Likewise.
20695 (find_moveable_store): Likewise.
20696 (compute_store_table): Likewise.
20697 (delete_store): Likewise.
20698 (build_store_vectors): Likewise.
20700 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20702 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
20704 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20706 * vec.h (vec_safe_contains): New function.
20707 (vec::contains): Likewise.
20708 (vec::begin): Likewise.
20709 (vec::end): Likewise.
20711 2016-04-23 Jakub Jelinek <jakub@redhat.com>
20714 * cfgexpand.c (expand_stack_vars): Fix typo.
20716 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20718 * system.h (list, map, set, vector): Include conditionally.
20719 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
20720 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
20721 * ipa-icf.c (INCLUDE_LIST): Define.
20722 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
20723 * config/sh/sh.c (INCLUDE_VECTOR): Define.
20724 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
20725 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
20726 * cp/logic.cc (INCLUDE_LIST): Define.
20727 * fortran/trans-common.c (INCLUDE_MAP): Define.
20729 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
20731 * auto-profile.c: Remove <string.h> include.
20732 * ipa-icf-gimple.c: Remove <list> include.
20733 * diagnostic.c: Remove <new> include.
20734 * genmatch.c: Likewise.
20735 * pretty-print.c: Likewise.
20736 * toplev.c: Likewise
20737 * c/c-objc-common.c: Likewise.
20738 * cp/error.c: Likewise.
20739 * fortran/error.c: Likewise.
20741 2016-04-22 Richard Biener <rguenther@suse.de>
20743 * lto-streamer-in.c (input_ssa_names): Do not allocate
20744 GIMPLE_NOP for all SSA names.
20745 * lto-streamer-out.c (output_ssa_names): Do not output
20746 SSA names that should have been released.
20748 2016-04-22 Richard Biener <rguenther@suse.de>
20750 PR tree-optimization/70740
20751 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
20754 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
20757 * config/i386/predicates.md (call_insn_operand): Replace
20758 sibcall_memory_operand with memory_operand.
20760 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
20762 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
20763 has_single_use() tests.
20764 (register_edge_assert_for_1): Likewise.
20765 (find_assert_locations_1): Check the liveness bitmap instead of
20766 checking has_single_use().
20768 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
20771 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
20772 Extract AVX-512BW constraint from AVX.
20774 2016-04-21 Richard Biener <rguenther@suse.de>
20776 PR tree-optimization/70725
20777 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
20778 for phi_convertible_by_degenerating_args.
20779 (predicate_all_scalar_phis): Handle single-argument PHIs.
20781 2016-04-21 Richard Biener <rguenther@suse.de>
20783 PR middle-end/70747
20784 * fold-const.c (fold_comparison): Return properly typed
20787 2016-04-21 Bin Cheng <bin.cheng@arm.com>
20789 PR tree-optimization/70715
20790 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
20791 after expanding BASE using expand_simple_operations.
20793 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20795 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
20796 New transformations.
20798 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
20800 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
20802 2016-04-20 Jan Hubicka <jh@suse.cz>
20804 * ipa-inline.c (can_inline_edge_p): Pass caller info to
20805 ultiimate_alias_target.
20806 (update_callee_keys): Likewise.
20807 (lookup_recursive_calls): Likewise.
20808 (speculation_useful_p): Likewise.
20810 2016-04-20 Jan Hubicka <jh@suse.cz>
20813 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
20814 (set_nothrow_flag_1): ... this; handle interposition correctly;
20815 recurse on aliases and thunks.
20816 (cgraph_node::set_nothrow_flag): New.
20817 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
20818 functions compiled with non-call exceptions that binds to current
20820 (propagate_nothrow): Be safe WRT interposition.
20821 * cgraph.h (set_nothrow_flag): Update prototype.
20823 2016-04-18 Jan Hubicka <jh@suse.cz>
20825 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
20826 max_loop_iterations_int.
20827 (tree_unswitch_outer_loop): Likewise.
20829 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20831 PR tree-optimization/69489
20832 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
20833 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
20834 Revise dump message.
20835 (if_convertible_bb_p): Remove check on edge count of basic block's
20838 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20840 PR tree-optimization/56625
20841 PR tree-optimization/69489
20842 * tree-data-ref.h (DR_INNERMOST): New macro.
20843 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
20844 hashing struct innermost_loop_behavior.
20845 (ref_DR_map): Remove.
20846 (innermost_DR_map): New map.
20847 (baseref_DR_map): Revise comment.
20848 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
20849 to innermost_DR_map accroding to its innermost loop behavior.
20850 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
20851 to its innermost loop behavior.
20852 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
20853 Add initialization for innermost_DR_map. Record memory reference
20854 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
20855 have innermost loop behavior.
20856 (if_convertible_loop_p): Remove release for ref_DR_map. Release
20859 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
20861 * config/i386/i386.md (*lea<mode>_general_1): Rename from
20862 *lea_general_1. Use explicit SWI12 mode interator.
20863 (*lea<mode>_general_2): Rename from *lea_general_2.
20864 Use explicit SWI12 mode interator.
20865 (*lea<mode>_general_3): Rename from *lea_general_3.
20866 Use explicit SWI12 mode interator.
20867 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
20868 Use explicit SWI12 mode interator.
20869 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
20870 Use explicit SWI48 mode interator.
20872 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20874 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20875 Short-cut unaligned load and store cases. Handle all integer
20877 (ix86_expand_vector_move_misalign): Short-cut unaligned load
20878 and store cases. Call ix86_avx256_split_vector_move_misalign
20879 directly without checking mode class.
20881 2016-04-20 Andrew Pinski <apinski@cavium.com>
20882 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20885 * config/aarch64/aarch64.md (sibcall): Force call
20886 address to be DImode for ILP32.
20887 (sibcall_value): Likewise.
20889 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
20891 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
20893 2016-04-20 Richard Biener <rguenther@suse.de>
20895 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
20896 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
20897 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
20898 (maybe_push_res_to_seq): Adjust.
20899 * gimple-fold.c (maybe_build_generic_op): Likewise.
20901 2016-04-20 Marek Polacek <polacek@redhat.com>
20903 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
20906 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
20908 * config/i386/sse.md (vec_unpacks_lo_hi): Always
20909 use kmovw to support AVX512F target.
20911 2016-04-20 Bin Cheng <bin.cheng@arm.com>
20913 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
20915 2016-04-20 Marek Polacek <polacek@redhat.com>
20917 PR tree-optimization/70725
20918 * tree-if-conv.c (is_false_predicate): New function.
20919 (predicate_mem_writes): Use it.
20921 2016-04-20 Richard Biener <rguenther@suse.de>
20923 PR tree-optimization/70726
20924 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
20925 shift amounts from a pattern stmt operand.
20927 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20930 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
20931 stack_restore_from_fpr pattern when restoring r15.
20932 (s390_optimize_prologue): Strip away the memory barrier in the
20933 parallel when trying to get rid of restore insns.
20934 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
20935 definition for loading the stack pointer from an FPR. Compared to
20936 the normal move insn this pattern includes a full memory barrier.
20938 2016-04-19 Jakub Jelinek <jakub@redhat.com>
20940 PR middle-end/70680
20941 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
20942 implicitly linear or lastprivate iterator on the outer context.
20944 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20946 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
20948 * config/i386/i386.md (ssememalign): Removed.
20949 * config/i386/sse.md: Remove ssememalign attribute from patterns.
20951 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
20954 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
20955 const short * to __builtin_ia32_loaddquhi512_mask.
20956 (_mm512_maskz_loadu_epi16): Likewise.
20957 (_mm512_mask_storeu_epi16): Pass short * to
20958 __builtin_ia32_storedquhi512_mask.
20959 (_mm512_mask_loadu_epi8): Pass const char * to
20960 __builtin_ia32_loaddquqi512_mask.
20961 (_mm512_maskz_loadu_epi8): Likewise.
20962 (_mm512_mask_storeu_epi8): Pass char * to
20963 __builtin_ia32_storedquqi512_mask.
20964 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
20965 const double * to __builtin_ia32_loadupd512_mask.
20966 (_mm512_mask_loadu_pd): Likewise.
20967 (_mm512_maskz_loadu_pd): Likewise.
20968 (_mm512_storeu_pd): Pass double * to
20969 __builtin_ia32_storeupd512_mask.
20970 (_mm512_mask_storeu_pd): Likewise.
20971 (_mm512_loadu_ps): Pass const float * to
20972 __builtin_ia32_loadups512_mask.
20973 (_mm512_mask_loadu_ps): Likewise.
20974 (_mm512_maskz_loadu_ps): Likewise.
20975 (_mm512_storeu_ps): Pass float * to
20976 __builtin_ia32_storeups512_mask.
20977 (_mm512_mask_storeu_ps): Likewise.
20978 (_mm512_mask_loadu_epi64): Pass const long long * to
20979 __builtin_ia32_loaddqudi512_mask.
20980 (_mm512_maskz_loadu_epi64): Likewise.
20981 (_mm512_mask_storeu_epi64): Pass long long *
20982 to __builtin_ia32_storedqudi512_mask.
20983 (_mm512_loadu_si512): Pass const int * to
20984 __builtin_ia32_loaddqusi512_mask.
20985 (_mm512_mask_loadu_epi32): Likewise.
20986 (_mm512_maskz_loadu_epi32): Likewise.
20987 (_mm512_storeu_si512): Pass int * to
20988 __builtin_ia32_storedqusi512_mask.
20989 (_mm512_mask_storeu_epi32): Likewise.
20990 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
20991 char * to __builtin_ia32_storedquqi256_mask.
20992 (_mm_mask_storeu_epi8): Likewise.
20993 (_mm256_mask_loadu_epi16): Pass const short * to
20994 __builtin_ia32_loaddquhi256_mask.
20995 (_mm256_maskz_loadu_epi16): Likewise.
20996 (_mm_mask_loadu_epi16): Pass const short * to
20997 __builtin_ia32_loaddquhi128_mask.
20998 (_mm_maskz_loadu_epi16): Likewise.
20999 (_mm256_mask_loadu_epi8): Pass const char * to
21000 __builtin_ia32_loaddquqi256_mask.
21001 (_mm256_maskz_loadu_epi8): Likewise.
21002 (_mm_mask_loadu_epi8): Pass const char * to
21003 __builtin_ia32_loaddquqi128_mask.
21004 (_mm_maskz_loadu_epi8): Likewise.
21005 (_mm256_mask_storeu_epi16): Pass short * to.
21006 __builtin_ia32_storedquhi256_mask.
21007 (_mm_mask_storeu_epi16): Pass short * to.
21008 __builtin_ia32_storedquhi128_mask.
21009 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
21010 const double * to __builtin_ia32_loadupd256_mask.
21011 (_mm256_maskz_loadu_pd): Likewise.
21012 (_mm_mask_loadu_pd): Pass onst double * to
21013 __builtin_ia32_loadupd128_mask.
21014 (_mm_maskz_loadu_pd): Likewise.
21015 (_mm256_mask_storeu_pd): Pass double * to
21016 __builtin_ia32_storeupd256_mask.
21017 (_mm_mask_storeu_pd): Pass double * to
21018 __builtin_ia32_storeupd128_mask.
21019 (_mm256_mask_loadu_ps): Pass const float * to
21020 __builtin_ia32_loadups256_mask.
21021 (_mm256_maskz_loadu_ps): Likewise.
21022 (_mm_mask_loadu_ps): Pass const float * to
21023 __builtin_ia32_loadups128_mask.
21024 (_mm_maskz_loadu_ps): Likewise.
21025 (_mm256_mask_storeu_ps): Pass float * to
21026 __builtin_ia32_storeups256_mask.
21027 (_mm_mask_storeu_ps): ass float * to
21028 __builtin_ia32_storeups128_mask.
21029 (_mm256_mask_loadu_epi64): Pass const long long * to
21030 __builtin_ia32_loaddqudi256_mask.
21031 (_mm256_maskz_loadu_epi64): Likewise.
21032 (_mm_mask_loadu_epi64): Pass const long long * to
21033 __builtin_ia32_loaddqudi128_mask.
21034 (_mm_maskz_loadu_epi64): Likewise.
21035 (_mm256_mask_storeu_epi64): Pass long long * to
21036 __builtin_ia32_storedqudi256_mask.
21037 (_mm_mask_storeu_epi64): Pass long long * to
21038 __builtin_ia32_storedqudi128_mask.
21039 (_mm256_mask_loadu_epi32): Pass const int * to
21040 __builtin_ia32_loaddqusi256_mask.
21041 (_mm256_maskz_loadu_epi32): Likewise.
21042 (_mm_mask_loadu_epi32): Pass const int * to
21043 __builtin_ia32_loaddqusi128_mask.
21044 (_mm_maskz_loadu_epi32): Likewise.
21045 (_mm256_mask_storeu_epi32): Pass int * to
21046 __builtin_ia32_storedqusi256_mask.
21047 (_mm_mask_storeu_epi32): Pass int * to
21048 __builtin_ia32_storedqusi128_mask.
21049 * config/i386/i386-builtin-types.def (PCSHORT): New.
21050 (PINT64): Likewise.
21051 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
21052 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
21053 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
21054 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
21055 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
21056 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
21057 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
21058 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
21059 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
21060 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
21061 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
21062 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
21063 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
21064 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
21065 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
21066 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
21067 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
21068 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
21069 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
21070 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
21071 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
21072 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
21073 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
21074 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
21075 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
21076 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
21077 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
21078 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
21079 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
21080 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
21081 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
21082 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
21083 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
21084 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
21085 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
21086 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
21087 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
21088 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
21089 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
21090 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
21091 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
21092 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
21093 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
21094 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
21095 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
21096 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
21097 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
21098 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
21099 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
21101 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
21102 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
21104 (ix86_expand_vector_move_misalign): Likewise.
21105 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
21106 to scalar function prototype for unaligned load/store builtins.
21107 (ix86_expand_special_args_builtin): Updated.
21108 * config/i386/sse.md (UNSPEC_LOADU): Removed.
21109 (UNSPEC_STOREU): Likewise.
21110 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
21111 (VI_ULOADSTORE_F_AVX512VL): Likewise.
21112 (ssescalarsize): Handle V4TI, V2TI and V1TI.
21113 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
21114 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
21115 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
21116 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
21117 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
21118 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
21119 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
21120 (<avx512>_storedqu<mode>_mask): Likewise.
21121 (*sse4_2_pcmpestr_unaligned): Likewise.
21122 (*sse4_2_pcmpistr_unaligned): Likewise.
21123 (*mov<mode>_internal): Renamed to ...
21124 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
21125 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
21126 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
21127 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
21129 2016-04-19 Richard Biener <rguenther@suse.de>
21131 PR tree-optimization/70171
21132 * tree-ssa-phiprop.c: Include stor-layout.h.
21133 (phiprop_insert_phi): Handle the aggregate copy case.
21134 (propagate_with_phi): Likewise.
21136 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
21138 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
21139 instead of simplify_gen_subreg (... , 0).
21140 (ix86_delegitimize_address): Ditto.
21141 (ix86_split_divmod): Ditto.
21142 (ix86_split_copysign_const): Ditto.
21143 (ix86_split_copysign_var): Ditto.
21144 (ix86_expand_args_builtin): Ditto.
21145 (ix86_expand_round_builtin): Ditto.
21146 (ix86_expand_special_args_builtin): Ditto.
21147 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
21148 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
21149 (udivmodqi4): Ditto.
21150 (absneg splitters): Ditto.
21151 (*jcc_bt<mode>_1): Ditto.
21153 2016-04-19 Richard Biener <rguenther@suse.de>
21155 PR tree-optimization/70724
21156 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
21157 restoring out from ...
21158 (free_scc_vn): ... here.
21159 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
21160 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
21162 (pass_fre::execute): Restore SSA info.
21164 2016-04-19 Richard Biener <rguenther@suse.de>
21166 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
21167 * gimple-walk.c (walk_gimple_op): Initialize it.
21168 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
21169 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
21170 remapping SSA names of defs.
21171 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
21174 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
21176 PR middle-end/70689
21177 * lra-constraints.c (equiv_substition_p): New.
21178 (process_alt_operands): Use it.
21179 (swap_operands): Swap it.
21180 (curr_insn_transform): Update it.
21182 2016-04-18 Michael Matz <matz@suse.de>
21184 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
21185 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
21186 * tree-core.h (tree_type_common.align): Use bit-field.
21187 (tree_type_common.spare): New.
21188 (tree_decl_common.off_align): Make smaller.
21189 (tree_decl_common.align): Use bit-field.
21191 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
21192 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
21193 (scan_sharing_clauses): Ditto.
21194 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
21195 (omp_finish_file): Ditto.
21196 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
21197 (layout_decl): Ditto.
21198 (relayout_decl): Ditto.
21199 (finalize_record_size): Use SET_TYPE_ALIGN.
21200 (finalize_type_size): Ditto.
21201 (finish_builtin_struct): Ditto.
21202 (layout_type): Ditto.
21203 (initialize_sizetypes): Ditto.
21204 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
21205 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
21206 (lookup_field_for_decl): Use SET_DECL_ALIGN.
21207 (get_chain_field): Ditto.
21208 (get_trampoline_type): Ditto.
21209 (get_nl_goto_field): Ditto.
21210 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
21212 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
21213 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
21214 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
21215 (build_qualified_type): Use SET_TYPE_ALIGN.
21216 (build_aligned_type, build_range_type_1): Ditto.
21217 (build_atomic_base): Ditto.
21218 (build_common_tree_nodes): Ditto.
21219 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
21220 (expand_one_stack_var_at): Ditto.
21221 * coverage.c (build_var): Use SET_DECL_ALIGN.
21222 * except.c (init_eh): Ditto.
21223 * function.c (assign_parm_setup_block): Ditto.
21224 * symtab.c (increase_alignment_1): Ditto.
21225 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
21226 * tree-vect-stmts.c (ensure_base_align): Ditto.
21227 * varasm.c (align_variable): Ditto.
21228 (assemble_variable): Ditto.
21229 (build_constant_desc): Ditto.
21230 (output_constant_def_contents): Ditto.
21232 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
21233 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
21234 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
21235 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
21236 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
21238 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
21241 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
21242 replace %vmovsd with "%vmovq".
21243 (vec_concatv2df): Likewise.
21245 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
21247 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
21248 (*vec_extractv2si_0): Ditto.
21249 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
21250 (zero_extended_scalar_load_operand splitters): Ditto.
21251 (vec_extract splitters): Ditto.
21252 (*vec_extractv4si_0_zext): Ditto.
21253 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
21254 and lowpart_subreg.
21255 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
21256 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
21257 (*sse4_1_extractps): Use lowpart_subreg.
21258 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
21260 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21262 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
21264 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
21265 Mention Solaris 11 packaging changes.
21266 Update gas and gld requirements.
21267 Remove reference to pre-Solaris 10 bug.
21268 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
21270 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
21273 2016-04-17 Jan Hubicka <jh@suse.cz>
21275 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
21276 max_loop_iterations_int.
21278 2016-04-18 Richard Biener <rguenther@suse.de>
21280 PR tree-optimization/43434
21281 * tree-ssa-structalias.c (struct vls_data): New.
21282 (visit_loadstore): Handle all pointer-based accesses.
21283 (compute_dependence_clique): Compute a bitmap of restrict tags
21284 assigned bases and pass it to visit_loadstore.
21286 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
21289 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
21290 armv8.1-a and armv8.1-a+crc.
21292 2016-04-18 Richard Biener <rguenther@suse.de>
21294 PR tree-optimization/70701
21295 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
21296 references after translating through a memcpy.
21298 2016-04-18 Richard Biener <rguenther@suse.de>
21300 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
21301 (compute_antic): ... here. For partial antic use regular
21302 postorder and scrap iteration.
21303 (compute_partial_antic_aux): Remove unused return value.
21304 (init_pre): Do not allocate postorder.
21305 (fini_pre): Do not free postorder.
21307 2016-04-18 Richard Biener <rguenther@suse.de>
21309 PR middle-end/37870
21310 * expmed.c (extract_bit_field_1): Remove broken case
21311 using a wider MODE_INT mode.
21313 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
21315 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
21316 unless compiling with at least GCC-4.8.
21318 2016-04-17 Jan Hubicka <jh@suse.cz>
21321 * graphite.c (graphite_finalize): Update call to
21322 tree_estimate_probability.
21323 * predict.h (tree_estimate_probability): Update prototype.
21325 2016-04-17 Jan Hubicka <jh@suse.cz>
21327 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
21328 (tree_estimate_probability): Likewise.
21329 (pass_profile::execute): Update.
21330 (report_predictor_hitrates): New function.
21331 * profile.c (compute_branch_probabilities): Use it.
21332 * predict.h (report_predictor_hitrates): Declare.
21334 2016-04-17 Jan Hubicka <jh@suse.cz>
21337 * cgraph.h (cgraph_node::set_const_flag,
21338 cgraph_node::set_pure_flag): Update prototype to return bool;
21340 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
21341 of interposable symbol are interposable, too.
21342 (cgraph_set_const_flag_1): Rename to ...
21343 (set_const_flag_1): ... this one; change to self recursive function
21344 instead of call_for_symbol_thunks_and_aliases. Handle correctly
21345 clearnig the flag in all variants and also virtual thunks of const
21346 functions are pure; track if any change was done.
21347 (cgraph_node::set_const_flag): Update.
21348 (struct set_pure_flag_info): New struct.
21349 (cgraph_set_pure_flag_1): Rename to ...
21350 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
21351 rather than pointer encoded flags; track if any changes was done;
21352 handle correctly clearning flag and setting flag of aliases already
21354 (cgraph_node::set_pure_flag): Update.
21355 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
21357 2016-04-17 Tom de Vries <tom@codesourcery.com>
21360 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
21361 backslash in label.
21363 2016-04-17 Tom de Vries <tom@codesourcery.com>
21365 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
21366 '{}<> ' as escape-for-record.
21368 2016-04-17 Tom de Vries <tom@codesourcery.com>
21370 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
21373 2016-04-17 Tom de Vries <tom@codesourcery.com>
21376 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
21377 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
21378 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
21379 * passes.c (finish_optimization_passes): Only call
21380 finish_graph_dump_file if dfi->graph_dump_initialized.
21381 (execute_function_dump, pass_init_dump_file): Use
21382 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
21384 2016-04-17 Tom de Vries <tom@codesourcery.com>
21386 PR tree-optimization/70256
21387 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
21388 (debug_varmap): New function.
21390 2016-04-17 Tom de Vries <tom@codesourcery.com>
21393 * passes.c (pass_manager::register_pass): Propagate pflags.
21395 2016-04-17 Tom de Vries <tom@codesourcery.com>
21398 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
21399 * passes.c (pass_manager::pass_manager): Declare and init p_start in
21400 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
21401 check if it's equal to p_start.
21402 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
21404 2016-04-15 Jan Hubicka <jh@suse.cz>
21407 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
21408 function does not bind to current def.
21409 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
21410 handle conservatively calls to functions that does not need to bind
21412 (check_call): Update call of worse_state.
21413 (ignore_edge_for_nothrow): Update.
21414 (ignore_edge_for_pure_const): Likewise.
21415 (propagate_pure_const): Update calls to worse_state.
21416 (skip_function_for_local_pure_const): Reformat comments.
21418 2016-04-15 Jan Hubicka <jh@suse.cz>
21421 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
21422 (cgraph_node::function_symbol): Likewise.
21423 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
21424 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
21425 (symtab_node::ultimate_alias_target): Add REF parameter.
21426 (symtab_node::binds_to_current_def_p): Declare.
21427 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
21428 (cgraph_node::function_symbol): Likewise.
21429 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
21430 (cgraph_node::get_availability): Likewise.
21431 (cgraph_edge::binds_to_current_def_p): New inline function.
21432 (varpool_node::get_availability): Add REF parameter.
21433 (varpool_node::ultimate_alias_target): Likewise.
21434 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
21435 (symtab_node::binds_to_current_def_p): Likewise.
21436 * varpool.c (varpool_node::get_availability): Likewise.
21438 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
21441 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
21442 Fix mode size check.
21444 2016-04-15 Jakub Jelinek <jakub@redhat.com>
21446 * BASE-VER: Set to 7.0.0.
21448 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
21450 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
21452 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21454 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
21455 architecture revisions.
21457 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
21459 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
21460 * config/i386/i386.c (ix86_using_red_zone): No longer static.
21461 * config/i386/i386.md (stack decrement to push peepholes): Guard
21462 with !x86_using_red_zone ().
21464 2016-04-15 Jakub Jelinek <jakub@redhat.com>
21467 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
21468 to dump_generic_node.
21469 (NIY): Pass also flags to do_niy.
21471 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
21473 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
21474 (simd_clone_vector_of_formal_parm_types)
21475 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
21476 (simd_clone_mangle, simd_clone_create)
21477 (simd_clone_adjust_return_type, create_tmp_simd_array)
21478 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
21479 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
21480 (ipa_simd_modify_function_body, simd_clone_linear_addend)
21481 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
21482 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
21483 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
21484 * omp-simd-clone.c: ... this new file.
21485 (simd_clone_vector_of_formal_parm_types): Make it static.
21486 * Makefile.in (OBJS): Add omp-simd-clone.o.
21488 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
21491 * config/i386/sse.md: Use proper memory operand modifiers.
21494 2016-04-15 Richard Biener <rguenther@suse.de>
21495 Alan Modra <amodra@gmail.com>
21497 PR tree-optimization/70130
21498 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
21499 when alignment stays not the same and no not use the realign
21502 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
21505 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21506 direct move handlers for KFmode. Change TFmode handlers test from
21507 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
21509 2016-04-14 Jakub Jelinek <jakub@redhat.com>
21512 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
21513 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
21514 (inlined_polymorphic_ctor_dtor_block_p): Use it.
21515 * tree-ssa-live.c (remove_unused_scope_block_p): When
21516 in_ctor_dtor_block, avoid discarding not just BLOCKs with
21517 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
21518 block_ultimate_origin is FUNCTION_DECL.
21519 (remove_unused_locals): If current_function_decl is
21520 polymorphic_ctor_dtor_p, pass initial true to
21521 remove_unused_scope_block_p' is_ctor_dtor_block.
21523 2016-04-14 Martin Sebor <msebor@redhat.com>
21528 * doc/extend.texi (Variable Length): Revert.
21530 2016-04-14 Marek Polacek <polacek@redhat.com>
21531 Jan Hubicka <hubicka@ucw.cz>
21534 * tree.c (verify_type): Disable the canonical type of main variant
21537 2016-04-14 Jason Merrill <jason@redhat.com>
21539 * cfgexpand.c, expr.c: Revert previous change.
21541 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
21543 PR middle-end/70643
21544 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
21545 when building a mem ref for the incoming reduction variable.
21547 2016-04-14 Richard Biener <rguenther@suse.de>
21549 PR tree-optimization/70614
21550 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
21551 loop if the evolution dropped to chrec_dont_know.
21552 (interpret_condition_phi): Likewise.
21554 2016-04-14 Richard Biener <rguenther@suse.de>
21556 PR tree-optimization/70623
21557 * tree-ssa-pre.c (changed_blocks): Make global ...
21558 (compute_antic): ... local here. Move and fix worklist
21559 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
21560 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
21561 worklist handling, dump when ANTIC_IN changed.
21562 (compute_partial_antic_aux): Remove worklist handling.
21563 (init_pre): Do not compute post dominators. Add a comment about
21564 the CFG order chosen.
21565 (fini_pre): Do not free post dominators.
21567 2016-04-13 Martin Sebor <msebor@redhat.com>
21572 * doc/extend.texi (Variable Length): Document C++ specifics.
21574 2016-04-13 Jakub Jelinek <jakub@redhat.com>
21577 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
21578 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
21579 eh edges have been purged.
21582 * tree-sra.c (create_access_replacement,
21583 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
21585 * tree-pretty-print.c (dump_fancy_name): New function.
21586 (dump_decl_name, dump_generic_node): Use it.
21588 2016-04-13 Jason Merrill <jason@redhat.com>
21590 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
21591 * expr.c (expand_expr_real_1): Likewise.
21593 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
21595 * config/i386/i386.md (kunpckhi): Swap operands.
21596 (kunpcksi): Likewise.
21597 (kunpckdi): Likewise.
21598 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
21599 (vec_pack_trunc_<mode>): Likewise.
21601 2016-04-13 Jakub Jelinek <jakub@redhat.com>
21604 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
21606 PR middle-end/70633
21607 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
21608 gimplification turns some element into non-constant.
21611 * rtl.h (convert_memory_address_addr_space_1): New prototype.
21612 * explow.c (convert_memory_address_addr_space_1): No longer static,
21613 add NO_EMIT argument and don't call convert_modes if true, pass
21614 it down recursively, remove break after return.
21615 (convert_memory_address_addr_space): Adjust caller.
21616 * simplify-rtx.c (simplify_unary_operation_1): Call
21617 convert_memory_address_addr_space_1 instead of convert_memory_address,
21618 if it returns NULL, don't simplify.
21620 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
21623 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
21625 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21627 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21628 Bump the upper SIMDLEN limits, so that if the return type or
21629 characteristic type if the return type is void can be passed in
21630 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
21633 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
21636 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
21637 Do not use "=" constraint on an input constraint.
21638 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
21639 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
21640 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
21641 generates (neg (abs ...)) instead of (abs ...).
21643 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21645 PR rtl-optimization/70596
21646 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
21647 just invalidate LRA data and reset them. Adjust dump wording.
21649 2016-04-12 Martin Liska <mliska@suse.cz>
21652 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21654 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
21656 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
21657 max_loop_iterations_int.
21658 (tree_unswitch_outer_loop): Likewise.
21659 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
21660 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
21662 2016-04-12 Tom de Vries <tom@codesourcery.com>
21664 PR tree-optimization/68756
21665 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
21666 instead of new_name.
21668 2016-04-12 Jakub Jelinek <jakub@redhat.com>
21670 PR tree-optimization/70602
21671 * tree-sra.c (generate_subtree_copies): Don't write anything into
21672 constant pool decls.
21674 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
21675 regardless whether there are depend clauses or not.
21677 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
21680 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
21681 target attribute and pragma from changing the -mfloat128
21682 and -mfloat128-hardware options.
21684 * doc/extend.texi (Additional Floating Types): Document PowerPC
21685 __float128 restrictions.
21687 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21690 * config/aarch64/driver-aarch64.c
21691 (aarch64_get_extension_string_for_isa_flags): New.
21692 (arch_extension): Rename to...
21693 (aarch64_arch_extension): ...This.
21694 (ext_to_feat_string): Rename to...
21695 (aarch64_extensions): ...This.
21696 (aarch64_core_data): Keep track of architecture extension flags.
21697 (cpu_data): Rename to...
21698 (aarch64_cpu_data): ...This.
21699 (aarch64_arch_driver_info): Keep track of architecture extension
21701 (get_arch_name_from_id): Rename to...
21702 (get_arch_from_id): ...This, change return type.
21703 (host_detect_local_cpu): Update and reformat for renames, handle
21704 extensions through common infrastructure.
21706 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21709 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
21710 track of a canonical flag name.
21711 (all_extensions): Likewise.
21712 (arch_to_arch_name): Also track extension flags enabled by the arch.
21713 (all_architectures): Likewise.
21714 (aarch64_parse_extension): Move to here.
21715 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
21717 (aarch64_rewrite_selected_cpu): Update for above change.
21718 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
21719 are handled, such that the single explicit value enabled by an
21720 extension is kept seperate from the implicit values it also enables.
21721 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
21723 (aarch64_parse_extension): New.
21724 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
21725 here to config/aarch64/aarch64-protos.h.
21726 (aarch64_parse_extension): Move from here to
21727 common/config/aarch64/aarch64-common.c.
21728 (aarch64_option_print): Update.
21729 (aarch64_declare_function_name): Likewise.
21730 (aarch64_start_file): Likewise.
21731 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
21732 the canonical flag for extensions.
21733 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
21736 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
21738 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
21741 2016-04-09 Tom de Vries <tom@codesourcery.com>
21743 PR tree-optimization/68953
21744 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
21745 first to last subscript.
21747 2016-04-09 Jakub Jelinek <jakub@redhat.com>
21749 PR tree-optimization/70586
21750 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
21753 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
21757 PR tree-optimization/70373
21758 PR middle-end/70533
21759 PR middle-end/70534
21760 PR middle-end/70535
21761 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
21762 clauses for acc parallel reductions as necessary. Error on those
21764 * omp-low.c (scan_sharing_clauses): Don't install variables which
21765 are used in acc parallel reductions.
21766 (lower_rec_input_clauses): Remove dead code.
21767 (lower_oacc_reductions): Add support for reference reductions.
21768 (lower_reduction_clauses): Remove dead code.
21769 (lower_omp_target): Don't remap variables appearing in acc parallel
21771 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
21773 2016-04-08 Jakub Jelinek <jakub@redhat.com>
21775 PR middle-end/70593
21776 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
21777 with multiple SSA_NAME defs, force the outputs other than first
21778 to be live before calling live_track_process_def on each output.
21780 PR rtl-optimization/70574
21781 * fwprop.c (forward_propagate_and_simplify): Don't add
21782 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
21783 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
21784 paradoxical subregs within *loc.
21786 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
21788 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
21789 -ftree-parallelize-loops={0,1}.
21790 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
21791 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
21792 * config/ia64/hpux.h (LIB_SPEC): Likewise.
21793 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
21794 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
21796 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
21799 * asan.c (instrument_derefs): If we get unknown location, extract it
21800 with EXPR_LOCATION.
21801 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
21803 2016-04-08 Tom de Vries <tom@codesourcery.com>
21805 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
21806 implicit firstprivate clause.
21808 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21811 * config/arm/thumb2.md (tst + branch-> lsls + branch
21812 peephole below *orsi_not_shiftsi_si): Require that condition
21813 register is dead after the peephole.
21814 (second peephole after the above): Likewise.
21816 2016-04-08 Alan Modra <amodra@gmail.com>
21819 * builtins.c (fold_builtin_classify): For IBM extended precision,
21820 look at just the high-order double to test for NaN.
21821 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
21822 test just the high double for Inf but both doubles for subnormal
21825 2016-04-07 Jakub Jelinek <jakub@redhat.com>
21827 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
21828 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
21829 node->simdclone->mask_mode != VOIDmode masks.
21830 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
21831 earlier, use it instead of node->simdclone.
21832 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21833 Set clonei->mask_mode.
21835 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21838 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
21839 Pass it through to cp_parser_already_scoped_statement.
21840 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
21841 it through to cp_parser_statement.
21842 (cp_parser_statement): Pass IF_P through to
21843 cp_parser_iteration_statement.
21844 (cp_parser_pragma): Adjust call to
21845 cp_parser_iteration_statement.
21847 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
21850 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
21851 resolve a future -Wparentheses warning.
21852 * omp-low.c (scan_sharing_clauses): Likewise.
21853 * tree-parloops.c (eliminate_local_variables): Likewise.
21855 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
21857 PR rtl-optimization/70398
21858 * lra-constraints.c (process_address_1): Check zero scale and code
21859 for reloading with zero scale.
21861 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
21863 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
21864 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
21866 2016-04-06 Jakub Jelinek <jakub@redhat.com>
21868 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
21869 Add support for AVX512F clones, include them by default for
21870 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
21871 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
21874 PR middle-end/70550
21875 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
21876 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
21877 firstprivate clauses.
21878 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
21879 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
21880 (lower_omp_target): Set TREE_NO_WARNING for
21881 non-addressable possibly uninitialized vars which are copied into
21882 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
21884 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
21886 * config/pa/predicates.md (integer_store_memory_operand): Accept
21887 REG+D operands with a large offset when reload_in_progress is true.
21888 (floating_point_store_memory_operand): Likewise.
21890 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21893 * match.pd (nested int casts): Limit to GIMPLE.
21895 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
21898 * ipa-devirt.c (maybe_record_node): Fix comment; use
21899 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
21901 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21903 PR rtl-optimization/70542
21904 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
21905 if there are any uses other than insn or debug insns.
21907 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
21908 Jakub Jelinek <jakub@redhat.com>
21910 PR tree-optimization/70509
21911 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
21912 Shift HOST_WIDE_INT_1U instead of 1.
21914 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
21916 PR tree-optimization/70509
21917 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
21918 of the vector base type for index.
21920 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
21923 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
21925 2016-04-05 Richard Biener <rguenther@suse.de>
21927 PR tree-optimization/70526
21928 * tree-sra.c (build_ref_for_offset): Use prev_base to
21929 extract the alias pointer type.
21931 2016-04-05 Richard Biener <rguenther@suse.de>
21933 * dse.c (struct store_info): Remove alias_set member.
21934 (struct read_info_type): Likewise.
21935 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
21936 spill_deleted, clear_alias_set_lookup): Remove.
21937 (get_group_info): Remove dead base == NULL_RTX case.
21938 (dse_step0): Remove initialization of removed variables.
21939 (delete_dead_store_insn): Reomve alias set dumping.
21940 (free_read_records): Remove alias_set handling.
21941 (canon_address): Remove alias_set_out parameter.
21942 (record_store): Remove spill_alias_set, it's always zero.
21943 (check_mem_read_rtx): Likewise.
21944 (dse_step2): Rename from ...
21945 (dse_step2_nospill): ... this. Adjust.
21946 (scan_stores): Rename from ...
21947 (scan_stores_nospill): ... this.
21948 (scan_reads): Rename from ...
21949 (scan_reads_nospill): ... this.
21950 (scan_stores_spill, scan_reads_spill): Remove.
21951 (dse_step3_scan): Remove for_spills argument which is always false.
21952 (dse_step3): Likewise.
21953 (dse_step5): Rename from ...
21954 (dse_step5_nospill): ... this. Remove alias_set handling.
21955 (rest_of_handle_dse): Adjust.
21957 2016-04-05 Jakub Jelinek <jakub@redhat.com>
21960 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
21961 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
21962 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
21963 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
21965 2016-04-05 Richard Biener <rguenther@suse.de>
21967 PR middle-end/70499
21968 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
21969 non-register type temporaries into SSA.
21971 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
21974 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
21975 calls when sanitizing.
21976 (possible_polymorphic_call_target_p): Fix formatting.
21978 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21979 Jakub Jelinek <jakub@redhat.com>
21981 PR middle-end/70457
21982 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
21983 to ensure a call statement is compatible with a built-in's
21985 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
21988 2016-04-04 Richard Biener <rguenther@suse.de>
21990 PR rtl-optimization/70484
21991 * rtl.h (canon_output_dependence): Declare.
21992 * alias.c (canon_output_dependence): New function.
21993 * dse.c (record_store): Use canon_output_dependence rather
21994 than canon_true_dependence.
21996 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
21999 * cgraph.h (symtab_node::copy_visibility_from): New function.
22000 * symtab.c (symtab_node::copy_visibility_from): New function.
22001 * ipa-visibility.c (optimize_weakref): New function.
22002 (function_and_variable_visibility): Use it.
22004 2016-04-04 Martin Liska <mliska@suse.cz>
22007 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
22008 value that is really in range handled by SBR instruction.
22009 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
22010 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
22011 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
22013 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
22017 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
22018 set, but not for SP_REG operands.
22020 2016-04-02 Martin Sebor <msebor@redhat.com>
22023 * fold-const.c (maybe_nonzero_address): New function.
22024 (fold_comparison): Call it. Fold equality and relational
22025 expressions involving null pointers.
22026 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
22028 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
22030 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
22031 the "Y" constraint (scalar FP 0.0 immediate).
22033 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
22034 Add the "const_double" to the list of operand constraints.
22036 2016-04-01 Jakub Jelinek <jakub@redhat.com>
22038 PR rtl-optimization/70467
22039 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
22040 If low word of the last operand is 0, just emit addition/subtraction
22043 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22046 * config/s390/s390.c (s390_expand_insv): Check for everything
22047 constant instead of just VOIDmode stuff.
22049 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22052 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
22054 2016-04-01 Nathan Sidwell <nathan@acm.org>
22056 * tree.def (TRY_CATCH_EXPR): Correct documentation.
22058 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
22060 PR rtl-optimization/70461
22061 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
22064 2016-03-31 Martin Liska <mliska@suse.cz>
22067 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
22068 a tree value or an immediate integer value to a buffer
22069 that is eventually copied to a BRIG section.
22070 (emit_immediate_operand): Call the function here.
22071 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
22072 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
22073 of class' fields that are removed.
22074 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
22075 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
22076 m_brig_repr_size fields.
22078 2016-03-31 Martin Liska <mliska@suse.cz>
22081 * hsa-gen.c (hsa_function_representation::update_dominance): New
22083 (convert_addr_to_flat_segment): Likewise.
22084 (gen_hsa_memory_set): New alignment argument.
22085 (gen_hsa_ctor_assignment): Likewise.
22086 (gen_hsa_insns_for_single_assignment): Provide alignment
22087 to gen_hsa_ctor_assignment.
22088 (gen_hsa_insns_for_direct_call): Add new argument.
22089 (expand_lhs_of_string_op): New function.
22090 (expand_string_operation_builtin): Likewise.
22091 (expand_memory_copy): New function.
22092 (expand_memory_set): New function.
22093 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
22094 (convert_switch_statements): Change signature.
22095 (generate_hsa): Use a return value of the function.
22096 (pass_gen_hsail::execute): Do not call
22097 convert_switch_statements here.
22098 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
22099 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
22100 (hsa_function_representation::update_dominance): New function.
22102 2016-03-31 Martin Liska <mliska@suse.cz>
22105 * hsa-brig.c (emit_directive_variable): Emit alignment
22106 according to hsa_symbol::m_align.
22107 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
22108 (dump_hsa_symbol): Dump alignment of HSA symbols.
22109 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
22110 (gen_hsa_addr_with_align): New function.
22111 (hsa_bitmemref_alignment): Use newly added function.
22112 (gen_hsa_insns_for_load): Likewise.
22113 (gen_hsa_insns_for_store): Likewise.
22114 (gen_hsa_memory_copy): New argument added.
22115 (gen_hsa_insns_for_single_assignment): Respect
22116 alignment for assignments processed via gen_hsa_memory_copy.
22117 (gen_hsa_insns_for_direct_call): Likewise.
22118 (gen_hsa_insns_for_return): Likewise.
22119 (gen_function_def_parameters): Set default alignment.
22120 * hsa.c (hsa_object_alignment): New function.
22121 (hsa_byte_alignment): Pasted function.
22122 * hsa.h (hsa_symbol::m_align): New field.
22124 2016-03-31 Bin Cheng <bin.cheng@arm.com>
22126 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
22127 scratch field for goto case.
22129 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
22131 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
22133 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
22136 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
22137 (scalar_chain::convert_insn): Call convert_op for reg
22138 moves to handle undefined registers.
22140 2016-03-31 Nathan Sidwell <nathan@acm.org>
22143 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
22144 Assert we don't want to move backwards.
22146 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
22149 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
22151 2016-03-31 Jakub Jelinek <jakub@redhat.com>
22153 PR rtl-optimization/70460
22154 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
22155 with operand from REG_LABEL_OPERAND, instead substitute
22156 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
22157 Don't do anything for REG_NON_LOCAL_GOTO jumps.
22159 2016-03-31 Martin Liska <mliska@suse.cz>
22161 * passes.c (execute_one_pass): Do not call
22162 todo_after for a discarded function.
22164 2016-03-31 Bin Cheng <bin.cheng@arm.com>
22166 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
22167 (no_cost, infinite_cost): Initialize the new field.
22168 (get_computation_cost_at): Record setup cost.
22169 (determine_use_iv_cost_address): Skip cost computation for sub
22170 uses if we can estimate it without losing accuracy.
22172 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
22174 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
22176 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22177 max_loop_iterations_int.
22178 (tree_unswitch_outer_loop): Likewise.
22179 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
22180 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
22182 2016-03-30 Richard Biener <rguenther@suse.de>
22184 PR middle-end/70450
22185 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
22187 2016-03-30 Jakub Jelinek <jakub@redhat.com>
22190 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
22191 in gen_blendm expander.
22193 2016-03-30 Nick Clifton <nickc@redhat.com>
22196 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
22197 case where we are already provided with an SImode SUBREG.
22199 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
22202 * config/i386/i386.c (ix86_expand_epilogue): Properly check
22203 conflict between DRAP register and __builtin_eh_return.
22205 2016-03-30 Michael Matz <matz@suse.de>
22206 Richard Biener <rguenther@suse.de>
22209 * ipa-polymorphic-call.c (struct type_change_info): Change
22210 speculative to an unsigned allowing to limit the work we do.
22211 (csftc_abort_walking_p): New inline function..
22212 (check_stmt_for_type_change): Limit the number of may-defs
22213 skipped for speculative devirtualization to
22214 max-speculative-devirt-maydefs.
22215 * params.def (max-speculative-devirt-maydefs): New param.
22216 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
22218 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
22221 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
22224 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
22226 PR tree-optimization/59124
22227 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
22228 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
22230 2016-03-29 Jeff Law <law@redhat.com>
22232 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
22234 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22236 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
22239 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
22241 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
22242 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
22243 gcrt0.o if linking dynamically.
22245 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
22248 * ipa-devirt.c (methods_equal_p): New function.
22249 (compare_virtual_tables): Use it.
22250 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
22251 * cgraphclones.c (clone_function_name_1): Use
22252 symbol_table::symbol_suffix_separator.
22253 * coverage.c (build_var): Likewise.
22254 * symtab.c (symbol_table::symbol_suffix_separator): New.
22256 2016-03-29 Jakub Jelinek <jakub@redhat.com>
22258 PR rtl-optimization/70429
22259 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
22260 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
22261 mode != result_mode.
22264 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
22266 PR tree-optimization/70405
22267 * ssa-iterators.h (num_imm_uses): Add missing braces.
22269 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
22271 PR rtl-optimization/68695
22272 * ira-color.c (allocno_copy_cost_saving): New.
22273 (improve_allocation): Use it.
22275 2016-03-29 Richard Henderson <rth@redhat.com>
22277 PR middle-end/70355
22278 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
22280 2016-03-29 Richard Biener <rguenther@suse.de>
22282 PR middle-end/70424
22283 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
22284 use alignment returned by get_pointer_alignment_1 if it is
22285 bigger than BITS_PER_UNIT.
22286 * builtins.c (get_pointer_alignment_1): Do not return true
22287 for alignment extracted from SSA info.
22289 2016-03-28 James Bowman <james.bowman@ftdichip.com>
22291 * config/ft32/ft32.opt (mnodiv): New.
22292 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
22293 * doc/invoke.texi (FT32 Options -mnodiv): New.
22295 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
22298 * config/i386/i386.md (define_split, andn): Fix modes.
22300 2016-03-26 Richard Biener <rguenther@suse.de>
22301 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22304 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
22306 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
22307 as 2nd argument to cl_optimization_restore().
22309 2016-03-25 Richard Henderson <rth@redhat.com>
22312 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
22313 * config/aarch64/aarch64-protos.h: Declare it.
22314 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
22316 2016-03-25 Alan Modra <amodra@gmail.com>
22319 * config/rs6000/constraints.md (j): Simplify.
22320 * config/rs6000/predicates.md (easy_fp_constant): Exclude
22322 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
22323 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
22324 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
22325 in all constraint alternatives.
22326 (movtd_64bit_nodm): Delete "j" constraint alternative.
22328 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
22330 * tree-ssa-propagate.c: Enhance docs for
22331 SSA_PROP_NOT_INTERESTING.
22333 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
22335 * doc/extend.texi: Fix typo in documentation to pure attribute.
22337 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
22340 * config/pa/pa.md (bswapdi2): Use a scratch register.
22342 2016-03-24 Richard Henderson <rth@redhat.com>
22344 PR middle-end/69845
22345 * fold-const.c (extract_muldiv_1): Correct test for multiplication
22348 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
22350 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
22351 using ix86_expand_binary_operator instead of gen_andsi3.
22353 2016-03-24 Richard Biener <rguenther@suse.de>
22355 PR tree-optimization/70396
22356 * tree-vect-stmts.c (vectorizable_comparison): Use
22357 get_vectype_for_scalar_type.
22359 2016-03-24 Richard Biener <rguenther@suse.de>
22361 PR middle-end/70370
22362 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
22363 with register bases.
22365 2016-03-24 Richard Biener <rguenther@suse.de>
22367 PR tree-optimization/70372
22368 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
22369 build_all_ones_cst to also handle vector types correctly.
22371 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
22374 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
22377 2016-03-23 Marek Polacek <polacek@redhat.com>
22380 * doc/invoke.texi: Document -Wignored-attributes.
22382 2016-03-23 Bin Cheng <bin.cheng@arm.com>
22384 PR tree-optimization/69042
22385 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
22386 parameter from 30 to 40.
22388 2016-03-23 Bin Cheng <bin.cheng@arm.com>
22390 PR tree-optimization/69042
22391 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
22392 for use with constant offset stripped in base.
22394 2016-03-23 Richard Biener <rguenther@suse.de>
22396 PR middle-end/70251
22397 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
22398 mode compatibility check.
22399 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22401 2016-03-23 Jeff Law <law@redhat.com>
22403 PR tree-optimization/64058
22404 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
22406 (struct ssa_conflicts): Move up earlier in the file.
22407 (conflicts_, var_map_): New static variables.
22408 (initialize_conflict_count): New function to initialize the
22409 CONFLICT_COUNT field for each conflict pair.
22410 (compare_pairs): Lazily initialize the conflict count and use it
22411 as the first tie-breaker.
22412 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
22413 and wipe conflicts_ and map_ around the call to qsort. Remove
22414 special case for 2 coalesce pairs.
22415 * bitmap.c (bitmap_count_unique_bits): New function.
22416 (bitmap_count_bits_in_word): New function, extracted from
22418 (bitmap_count_bits): Use bitmap_count_bits_in_word.
22419 * bitmap.h (bitmap_count_unique_bits): Declare it.
22421 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
22424 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
22425 transparent alias chain for decl assembler name.
22426 * config/sol2.c (solaris_assemble_visibility): Likewise.
22428 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22430 * config/arm/arm1020e.md (1020call_op): Reduce reservation
22432 (v10_fdivs): Likewise.
22433 (v10_fdivd): Likewise.
22435 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22438 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
22439 to not call fclose twice on file.
22441 2016-03-23 Jakub Jelinek <jakub@redhat.com>
22443 PR tree-optimization/70354
22444 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
22445 oprnd0 is wider than oprnd1 and there is a cast from the wider
22446 type to oprnd1, mask it with the mask of the narrower type.
22449 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
22450 Optimize TARGET_STV splitters, if high or low word of last argument
22453 2016-03-22 Jeff Law <law@redhat.com>
22456 tree-ssa-threadbackward.c
22457 (fsm_find_control_statement_thread_paths): Correctly distinguish
22458 between old style jump threads vs FSM jump threads.
22460 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
22463 * config/i386/i386.c (scalar_chain::convert_op): Support
22464 uninitialized register usage case.
22466 2016-03-22 Richard Biener <rguenther@suse.de>
22468 PR middle-end/70251
22469 * genmatch.c (gen_transform): Adjust last parameter to a three-state
22471 (capture::gen_transform): ... to change behavior when substituting
22472 a condition into cond or not-cond expr context.
22473 (dt_simplify::gen_1): Adjust.
22474 * gimple-match-head.c: Include gimplify.h for unshare_expr.
22475 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
22476 last change and instead change to
22477 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
22478 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22480 2016-03-22 Anthony Green <green@moxielogic.com>
22482 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
22483 issue for moxiebox targets.
22484 (CC1PLUS_SPEC): Ditto.
22486 2016-03-22 Richard Biener <rguenther@suse.de>
22488 PR middle-end/70333
22489 * fold-const.c (extract_muldiv_1): Properly perform multiplication
22492 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
22494 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
22496 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
22499 * config/i386/i386.c (def_builtin): Handle
22500 OPTION_MASK_ISA_AVX512VL to be and-ed with other
22502 (const struct builtin_description bdesc_special_args[]):
22503 Remove duplicate ISA bits.
22505 2016-03-22 Jakub Jelinek <jakub@redhat.com>
22508 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
22509 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
22510 in a way that works also for AVX512BW.
22513 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
22514 instead of source if operands[1] is xmm16 and above and
22515 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
22516 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
22519 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
22520 on assign if (*from_p) is a comparison, set it to
22521 TREE_NO_WARNING (*from_p).
22523 2016-03-21 Jakub Jelinek <jakub@redhat.com>
22525 PR middle-end/70326
22526 * lra.c (restore_scratches): Ignore deleted insns.
22528 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
22529 Jakub Jelinek <jakub@redhat.com>
22531 PR tree-optimization/70317
22532 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
22535 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
22538 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
22539 of ix86_expand_move.
22541 (movti): Use general_operand for operand 1 predicate.
22543 2016-03-21 Martin Liska <mliska@suse.cz>
22545 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
22547 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
22549 2016-03-21 Martin Liska <mliska@suse.cz>
22552 * ipa-icf.c (sem_function::parse): Skip static
22553 constructors and destructors.
22555 2016-03-21 Jakub Jelinek <jakub@redhat.com>
22558 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
22559 function-like macro, peek following token(s) if it is followed
22560 by CPP_OPEN_PAREN token with optional padding in between, and
22561 if not, don't treat it like a macro.
22563 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
22564 Alexander Monakov <amonakov@ispras.ru>
22566 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
22567 for the stabs debug format.
22569 2016-03-21 Richard Biener <rguenther@suse.de>
22571 PR tree-optimization/70310
22572 * tree-vect-generic.c (expand_vector_condition): Fold the built
22575 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
22578 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
22579 Block third alternative for AVX-512VL target,
22581 2016-03-21 Martin Liska <mliska@suse.cz>
22584 * hsa-brig.c (emit_function_directives): Mark unemitted
22585 global variables for emission.
22586 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
22587 (get_symbol_for_decl): Likewise.
22588 * hsa.h (struct hsa_symbol): New flag.
22590 2016-03-21 Richard Biener <rguenther@suse.de>
22592 PR tree-optimization/70288
22593 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
22594 we do not estimate unsimplified all-constant conditionals or
22595 switches as optimized away.
22597 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
22599 PR rtl-optimization/69102
22600 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
22601 when we have a readonly dependency context.
22603 2016-03-18 Jeff Law <law@redhat.com>
22605 PR rtl-optimization/70263
22606 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
22607 (update_equiv_regs): When trying to move a store to after the insn
22608 that sets the source of the store, make sure the store occurs after
22609 the insn that sets the source of the store. When successful note
22610 the REG_EQUIV note created in the dump file.
22612 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
22613 Bernd Schmidt <bschmidt@redhat.com>
22615 * doc/extend.texi: Document more potential problems with basic asms.
22617 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
22619 PR rtl-optimization/70278
22620 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
22623 2016-03-18 Jason Merrill <jason@redhat.com>
22625 * calls.c (load_register_parameters): Fix zero size sibcall logic.
22627 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
22629 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
22630 values to 128b regs.
22632 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
22634 PR tree-optimization/70252
22635 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
22636 boolean vector has a proper number of elements.
22637 (supportable_narrowing_operation): Likewise.
22639 2016-03-18 Tom de Vries <tom@codesourcery.com>
22642 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
22644 2016-03-18 Jakub Jelinek <jakub@redhat.com>
22646 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
22647 instead of replace_rtx for DEBUG_INSNs.
22649 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22651 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
22652 load type reservations.
22654 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
22657 * config/pa/constraints.md: Revert 2015-02-13 change. Use
22658 define_constraint for "Q" and "T" constraints.
22660 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
22662 Tweak the pipeline model for Exynos M1
22664 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
22667 2016-03-17 David Malcolm <dmalcolm@redhat.com>
22670 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
22671 where one or both locations aren't within a line_map.
22673 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
22676 * opts.c (finish_options): Don't set flag_pie to the default if
22677 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
22680 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
22682 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
22683 true as ALL_REGS argument to replace_rtx.
22685 2016-03-17 Richard Biener <rguenther@suse.de>
22688 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
22691 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22694 * rtl.h (replace_rtx): Add ALL_REGS argument.
22695 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
22696 equality and assert mode is the same, instead of just rtx pointer
22698 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
22699 true as ALL_REGS argument to replace_rtx.
22701 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
22703 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
22704 for boolean vector with vector mode only.
22705 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
22707 2016-03-17 Nick Clifton <nickc@redhat.com>
22710 * config/rx/rx.c (rx_print_integer): Print negative constants in
22713 2016-03-17 Jakub Jelinek <jakub@redhat.com>
22716 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
22718 2016-03-16 Richard Henderson <rth@redhat.com>
22719 Richard Biener <rguenth@suse.de>
22721 PR middle-end/70240
22722 PR middle-end/68215
22724 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
22725 first operand as is_gimple_condexpr.
22727 PR middle-end/70240
22728 PR middle-end/68215
22730 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
22731 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
22732 Do not gimplify the result.
22733 (do_unop): Adjust call to tree_vec_extract.
22734 (do_binop): Likewise.
22735 (do_compare): Likewise.
22736 (do_plus_minus): Likewise.
22737 (do_negate): Likewise.
22738 (expand_vector_condition): Likewise.
22739 (do_cond): Likewise.
22741 2016-03-16 Richard Henderson <rth@redhat.com>
22744 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
22745 (aarch64_classify_address): Use it.
22746 (aarch64_legitimize_address): Force all subexpressions of PLUS
22747 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
22749 2016-03-16 Jakub Jelinek <jakub@redhat.com>
22750 Richard Biener <rguenth@suse.de>
22753 * rtlanal.c (replace_rtx): For REG, if from is a REG,
22754 return to even if only REGNO is equal, and assert
22757 2016-03-11 Jeff Law <law@redhat.com>
22759 PR rtl-optimization/70224
22760 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
22762 2016-03-16 Richard Henderson <rth@redhat.com>
22764 PR middle-end/70199
22765 * function.h (struct function): Add has_forced_label_in_static.
22766 * gimplify.c (force_labels_r): Set it.
22767 * lto-streamer-in.c (input_struct_function_base): Read it.
22768 * lto-streamer-out.c (output_struct_function_base): Write it.
22769 * tree-inline.c (has_label_address_in_static_1): Remove.
22770 (copy_forbidden): Remove fndecl parameter; test
22771 has_forced_label_in_static.
22772 (inline_forbidden_p): Update call to copy_forbidden.
22773 (tree_versionable_function_p): Likewise.
22774 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
22775 (chkp_versioning): Likewise.
22776 * tree-inline.h (copy_forbidden): Update decl.
22778 2016-03-16 Marek Polacek <polacek@redhat.com>
22781 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
22782 function being thunked if the result type doesn't have fixed size.
22783 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
22784 doesn't have fixed size.
22786 2016-03-16 Bin Cheng <bin.cheng@arm.com>
22788 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
22789 reporting malformed loop nest.
22791 2016-03-16 Tom de Vries <tom@codesourcery.com>
22794 * ipa-devirt.c (possible_polymorphic_call_targets): Move
22795 nodes.length () == 1 test to before first nodes[0] access.
22797 2016-03-16 Tom de Vries <tom@codesourcery.com>
22799 PR tree-optimization/68715
22800 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
22801 single_pred_p test.
22803 2016-03-16 Tom de Vries <tom@codesourcery.com>
22805 PR tree-optimization/68809
22806 * graphite-scop-detection.c (same_close_phi_node): Test if result types
22809 2016-03-16 Carlos O'Donell <carlos@redhat.com>
22810 Sandra Loosemore <sandra@codesourcery.com>
22812 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
22813 on leaf attribute. Mention ELF interposition problems.
22815 2016-03-16 Alan Modra <amodra@gmail.com>
22817 PR rtl-optimization/69195
22818 PR rtl-optimization/47992
22819 * ira.c (indirect_jump_optimize): Ignore artificial defs.
22822 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
22825 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
22827 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22829 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
22831 2016-03-15 Jakub Jelinek <jakub@redhat.com>
22833 PR rtl-optimization/70222
22834 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
22835 optimization if mode is different from result_mode, queue up masking
22836 of the result in outer_op. Formatting fix.
22838 PR middle-end/70239
22839 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
22842 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22844 PR rtl-optimization/69032
22845 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
22846 looping backwards over basic block insns.
22848 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22851 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
22852 to non-speculative when propagating trap bits.
22854 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22856 PR rtl-optimization/63384
22857 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
22858 DEBUG_INSN_P insns.
22860 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
22863 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
22864 factored out from ...
22865 (sched_analyze_insn): ... here.
22866 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
22867 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
22868 get_implicit_reg_pending_clobbers in it.
22869 (setup_id_reg_sets): Use setup_id_implicit_regs.
22870 (deps_init_id): Ditto.
22872 2016-03-15 Tom de Vries <tom@codesourcery.com>
22875 * cgraph.c (cgraph_node::get_body): Save, reset and restore
22877 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
22878 execute_function_dump.
22879 (execute_one_pass): Don't dump function if it will be dumped after ipa
22882 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
22884 * genrecog.c (match_pattern_2): If pred is NULL don't call
22885 safe_predicate_mode on it.
22887 2016-03-14 Jakub Jelinek <jakub@redhat.com>
22889 PR middle-end/70219
22890 * lra-constraints.c (delete_move_and_clobber): Change assertion
22891 to also allow dregno == 0.
22893 2016-03-14 Richard Henderson <rth@redhat.com>
22896 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
22897 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
22898 (reassociate_bb): Use optimize_vec_cond_expr; avoid
22899 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
22902 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
22905 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
22907 (lra_create_live_ranges_1): initialize hard register biggest_mode to
22909 * lra-constraints.c (split_reg): For hard regs, try to find the
22910 biggest single-register mode used in the function.
22912 2016-03-14 Richard Biener <rguenther@suse.de>
22914 PR tree-optimization/56365
22915 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
22916 constants to compare against.
22918 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
22921 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
22922 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
22923 (define_split for the GPR case): Use int_reg_operand instead of
22924 gpc_reg_operand for the output.
22926 2016-03-14 Tom de Vries <tom@codesourcery.com>
22928 PR tree-optimization/70045
22929 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
22930 create_empty_if_region_on_edge argument.
22932 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
22934 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
22935 (STACK_CHECK_PROTECT): Likewise.
22936 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22937 (STACK_CHECK_PROTECT): Likewise.
22938 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
22939 (STACK_CHECK_PROTECT): Likewise.
22940 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
22941 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
22942 (STACK_CHECK_PROTECT): Likewise.
22944 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
22946 PR rtl-optimization/69307
22947 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
22948 registers in modes that span more than one register.
22950 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
22953 * lra-constraints.c (delete_move_and_clobber): New.
22954 (remove_inheritance_pseudos): Use it.
22956 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
22959 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
22960 the libcall is LCT_THROW.
22961 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
22962 for the checking routine.
22964 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
22967 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
22968 optimization if we have direct move.
22969 (roundu32<mode>2_fprs): Likewise.
22971 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
22974 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
22976 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
22977 Arguments swapped. All callers changed. Take reg_renumber into
22978 account, and Calculate and compare register ranges for hard regs.
22980 2016-03-11 Jeff Law <law@redhat.com>
22982 PR tree-optimization/70190
22983 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
22984 Handle cases where we can not extract the taken edge, even though we
22985 found a constant value.
22987 PR tree-optimization/64058
22988 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
22989 (num_coalesce_pairs): Move up earlier in file.
22990 (find_coalesce_pair): Initialize the INDEX field for each pair
22992 (compare_pairs): No longer sort on the elements in each pair.
22993 Instead break ties with the index of the coalesce pair.
22995 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22998 * config/aarch64/aarch64-protos.h
22999 (aarch64_save_restore_target_globals): New prototype.
23000 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
23001 Call the above when popping pragma.
23002 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
23004 (aarch64_set_current_function): Rewrite using the above.
23006 2016-03-11 Jakub Jelinek <jakub@redhat.com>
23008 PR tree-optimization/70177
23009 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
23010 (extract_ops_from_tree): ... this. In the 2 argument
23011 overload remove _1 suffix.
23012 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
23013 (extract_ops_from_tree): ... this.
23014 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
23016 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
23017 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
23018 extract_ops_from_tree instead of 2 operand one.
23020 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
23022 PR tree-optimization/70013
23023 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
23024 for constant-pool entries.
23026 2016-03-11 Jakub Jelinek <jakub@redhat.com>
23028 PR rtl-optimization/70174
23029 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
23030 followed by gen_lowpart on force_reg instead of just gen_lowpart.
23032 PR tree-optimization/70169
23033 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
23034 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
23037 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
23038 Jakub Jelinek <jakub@redhat.com>
23041 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
23042 of uninitialized values.
23044 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23046 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
23048 ("*trunctddd2"): New pattern definition.
23049 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
23052 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23054 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
23055 definitions for BFP and DFP rounding modes.
23056 ("fixuns_truncdddi2", "fixuns_trunctddi2")
23057 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
23058 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
23059 ("fix_trunctf<mode>2"): Use the new constants instead of magic
23062 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23064 * config/s390/constraints.md: Adjust comment.
23065 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
23066 s390_decompose_addrstyle_without_index.
23067 * config/s390/predicates.md (shift_count_or_setmem_operand):
23068 Rename to setmem_operand.
23069 * config/s390/s390-protos.h
23070 (s390_decompose_shift_count): Rename to
23071 s390_decompose_addrstyle_without_index.
23072 * config/s390/s390.c (s390_decompose_shift_count)
23073 (s390_mem_constraint, print_shift_count_operand)
23074 (print_operand_address, print_operand): Rename
23075 s390_decompose_shift_count to
23076 s390_decompose_addrstyle_without_index and rename
23077 print_shift_count_operand to print_addrstyle_operand troughout the
23079 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
23080 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
23081 Rename shift_count_or_setmem_operand to setmem_operand.
23082 * config/s390/vx-builtins.md ("vec_insert<mode>")
23083 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
23086 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23089 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23090 Handle overlapping retval and newval.
23092 2016-03-10 Nick Clifton <nickc@redhat.com>
23095 * config/aarch64/aarch64.c
23096 (aarch64_override_options_after_change_1): When forcing
23097 flag_omit_frame_pointer to be true, use a special value that can
23098 be detected if this function is called again, thus preventing
23099 flag_omit_leaf_frame_pointer from being forced to be false.
23101 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23103 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
23104 Set x_flag_omit_leaf_frame_pointer when handling
23105 -momit-leaf-frame-pointer.
23107 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23110 * cgraph.c (cgraph_node::dump): Dump split_part and
23111 indirect_call_target.
23112 * cgraph.h (cgraph_node): Add indirect_call_target flag.
23113 * ipa.c (has_addr_references_p): Cleanup.
23114 (is_indirect_call_target_p): New.
23115 (walk_polymorphic_call_targets): Do not mark virtuals that may be
23116 called indirectly as local.
23117 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
23119 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23122 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
23123 on cxa_pure_virtual.
23125 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23128 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
23130 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23133 * tree.c (need_assembler_name_p): Only record main variant type names.
23135 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
23138 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
23139 Always define to 0 or 1.
23140 (TARGET_FIX_ERR_A53_843419): New macro.
23141 * config/aarch64/aarch64-elf-raw.h
23142 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
23143 * config/aarch64/aarch64-linux.h: Likewise.
23144 * config/aarch64/aarch64.c
23145 (aarch64_override_options_after_change_1): Do not default
23146 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
23148 (aarch64_attributes): Handle fix-cortex-a53-843419.
23149 (aarch64_can_inline_p): Likewise.
23150 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
23152 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
23153 Jakub Jelinek <jakub@redhat.com>
23155 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
23156 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
23157 DECL_COMMONS if flag_unconstrained_commons is set.
23158 * tree-dfa.c (get_ref_base_and_extent): Likewise.
23159 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
23160 (funconstrained-commons): Document.
23162 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
23164 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
23165 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
23167 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
23169 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
23170 has a proper number of elements.
23172 2016-03-10 Alan Modra <amodra@gmail.com>
23174 PR rtl-optimization/69195
23175 PR rtl-optimization/47992
23176 * ira.c (recorded_label_ref): Delete.
23177 (update_equiv_regs): Return void.
23178 (indirect_jump_optimize): New function.
23179 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
23180 before regstat_compute_ri. Don't rebuild_jump_labels here.
23181 Delete update_regstat.
23183 2016-03-10 Richard Biener <rguenther@suse.de>
23185 PR tree-optimization/70128
23186 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23187 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
23189 2016-03-09 Jakub Jelinek <jakub@redhat.com>
23191 PR tree-optimization/70152
23192 * tree-sra.c (replace_removed_params_ssa_names): Copy over
23193 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
23196 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
23197 instead of gen_sse2_loadlpd.
23198 * config/i386/sse.md (*vec_concatv2df): Rename to...
23199 (vec_concatv2df): ... this.
23201 PR tree-optimization/70127
23202 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
23204 2016-03-09 David Malcolm <dmalcolm@redhat.com>
23208 * diagnostic-show-locus.c (compatible_locations_p): New function.
23209 (layout::layout): Sanitize ranges using compatible_locations_p.
23211 2016-03-09 David Malcolm <dmalcolm@redhat.com>
23215 * diagnostic-show-locus.c (layout_range::layout_range): Replace
23216 location_range param with three const expanded_locations * and a
23218 (layout::layout): Replace call to
23219 rich_location::lazily_expand_location with get_expanded_location.
23220 Extract the range and perform location expansion here, passing
23221 the results to the layout_range ctor.
23222 * diagnostic.c (source_range::debug): Delete.
23223 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
23224 of rich_location::get_expanded_location.
23225 * gcc-rich-location.c (get_range_for_expr): Delete.
23226 (gcc_rich_location::add_expr): Reimplement to avoid the
23227 rich_location::add_range overload that took a location_range,
23228 passing a location_t instead.
23230 2016-03-09 Richard Biener <rguenther@suse.de>
23231 Jakub Jelinek <jakub@redhat.com>
23233 PR tree-optimization/70138
23234 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23235 Also skip vect_double_reduction_def.
23237 2016-03-09 Jakub Jelinek <jakub@redhat.com>
23240 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
23241 if the operand is "m".
23243 2016-03-09 Nathan Sidwell <nathan@acm.org>
23245 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
23247 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23249 * config/i386/i386.c (processor_target_table): Fix cost table
23250 intialization order for znver1.
23252 2016-03-08 Jakub Jelinek <jakub@redhat.com>
23254 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
23255 - becuase -> because.
23256 * ipa-reference.c (ignore_module_statics): Likewise.
23257 * cgraph.c (cgraph_node::get_body): Likewise.
23258 * ipa-inline.c (early_inliner): Likewise.
23259 * ipa-devirt.c (types_same_for_odr): Likewise.
23260 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
23261 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
23263 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23265 * tree-ssa-math-opts.c: Fix typo in comment.
23267 2016-03-08 Jakub Jelinek <jakub@redhat.com>
23270 * config/i386/i386.c (scalar_chain::make_vector_copies,
23271 scalar_chain::convert_reg): Call end_sequence in between
23272 get_insns and emit_conversion_insns rather than after both
23275 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
23278 * config/i386/i386.h (machine_function): Add
23279 pc_thunk_call_expanded flag.
23280 (ix86_pc_thunk_call_expanded): New define.
23281 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
23282 (*set_got): Rename insn pattern from set_got.
23283 (*set_got_labelled): Rename inst pattern from set_got_labelled.
23284 * config/i386/i386.c (ix86_compute_frame_layout): Use
23285 ix86_pc_thunk_call_expanded to prevent red-zone.
23287 2016-03-07 Martin Jambor <mjambor@suse.cz>
23289 * hsa.h (hsa_get_ctor_statements): Declare.
23290 (hsa_get_dtor_statements): Likewise.
23291 (hsa_get_kernel_dispatch_type): Likewise.
23292 * hsa.c (hsa_get_ctor_statements): New function.
23293 (hsa_get_dtor_statements): Likewise.
23294 (hsa_get_kernel_dispatch_type): Likewise.
23295 * hsa-brig.c (hsa_cdtor_statements): Removed.
23296 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
23297 hsa_get_dtor_statements.
23298 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
23299 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
23301 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
23303 * config/arm/arm-cores.def (cortex-r8): New.
23304 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
23305 * config/arm/arm-tune.md: Likewise.
23306 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
23308 2016-03-07 Martin Sebor <msebor@redhat.com>
23310 PR rtl-optimization/19705
23311 * doc/invoke.texi (Options That Control Optimization): Clarify
23312 -fno-branch-count-reg.
23314 2016-02-26 Richard Biener <rguenther@suse.de>
23315 Jeff Law <law@redhat.com>
23317 PR tree-optimization/69740
23318 * cfghooks.c (remove_edge): Request loop fixups if we delete
23319 an edge that might turn an irreducible loop into a natural
23321 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
23322 Move after definition of loops_state_clear.
23324 2016-03-07 Bin Cheng <bin.cheng@arm.com>
23326 PR rtl-optimization/69052
23327 * rtlanal.c (commutative_operand_precedence): Set higher precedence
23330 2016-03-07 Tom de Vries <tom@codesourcery.com>
23332 PR tree-optimization/70116
23333 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
23334 is_tm_ending stmts and ubsan/asan internal functions.
23335 (find_duplicate): Use it. Don't test is_tm_ending here.
23337 2016-03-07 Richard Biener <rguenther@suse.de>
23339 PR tree-optimization/70115
23340 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
23341 (propagate_constants_for_unrolling): Use replace_uses_by.
23343 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
23345 PR middle-end/69916
23346 * omp-low.c (struct oacc_loop): Add ifns.
23347 (new_oacc_loop_raw): Initialize it.
23348 (finish_oacc_loop): Clear mask & flags if no ifns.
23349 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
23350 (oacc_loop_xform_loop): Add ifns arg & adjust.
23351 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
23353 2016-03-07 Richard Henderson <rth@redhat.com>
23356 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
23357 (insert_value_copy_on_edge): Likewise.
23359 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23361 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
23363 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23366 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
23368 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
23370 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
23372 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
23374 Fix sseimul type attribute.
23375 * config/i386/znver1.md
23376 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
23377 znver1_sseimul_avx256_load) : Fix the type attribute.
23378 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
23379 pipe usage and latency.
23381 2016-03-05 Jakub Jelinek <jakub@redhat.com>
23384 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
23385 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
23388 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
23391 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
23393 PR rtl-optimization/69941
23394 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
23395 the reg share its mode.
23397 2016-03-04 Jeff Law <law@redhat.com>
23399 PR tree-optimization/69196
23400 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23401 If the both SSA_NAMEs are anonymous, then consider them unassociated
23402 and include the PHI in the statement count.
23404 2016-03-05 Tom de Vries <tom@codesourcery.com>
23406 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
23407 construct in oacc routine. Check for oacc region in oacc routine.
23409 2016-03-04 Jakub Jelinek <jakub@redhat.com>
23412 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
23413 2016-02-22 changes, instead don't recurse if RECUR is already true.
23414 Don't change *dynamic_check if RECUR. Adjust recursive caller
23415 to pass true to the new argument.
23416 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
23419 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23420 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
23422 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
23424 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
23426 PR rtl-optimization/57676
23427 * lra-assigns.c (lra_assign): Guard test for maximum iterations
23428 with flag_checking.
23430 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
23432 * tree-vect-patterns.c (search_type_for_mask): Handle
23433 comparison of booleans.
23435 2016-03-04 Jakub Jelinek <jakub@redhat.com>
23437 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
23441 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
23442 all other ops that have dw_val_class_die_ref operands,
23443 and DW_OP_GNU_entry_value.
23445 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23447 PR rtl-optimization/69904
23448 * config/arm/arm.c (arm_cannot_copy_insn_p):
23449 Return true for load-exclusive instructions.
23451 2016-03-03 Jakub Jelinek <jakub@redhat.com>
23454 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
23455 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
23456 the pattern no matter if it is used just by non-pattern, pattern
23458 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
23459 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23460 oprnd1 def_stmt is in pattern, don't look through it.
23462 2016-03-03 Marek Polacek <polacek@redhat.com>
23464 PR middle-end/70050
23465 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
23467 2016-03-03 Martin Liska <mliska@suse.cz>
23469 PR tree-optimization/70043
23470 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
23471 previous statement if we see a debug statement.
23473 2016-03-03 Richard Biener <rguenther@suse.de>
23475 PR tree-optimization/55936
23476 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
23477 parameter and guard unsafe equivalence use.
23478 (vrp_evaluate_conditional_warnv_with_ops): Always use
23479 safe equivalences but not via the quadratic compare_names
23482 2016-03-03 Michael Collison <michael.collison@linaro.org>
23485 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
23486 for operand 1 to s_register_operand. Change predicate for operand
23487 2 to arm_not_immediate_operand.
23489 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
23491 * doc/tm.texi: Regenerated.
23493 2016-03-02 Richard Henderson <rth@redhat.com>
23496 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
23497 simplification when all args are positive non-fixed registers.
23499 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23501 * target.def (lra_p): Specify that new ports should use LRA.
23503 2016-03-02 Jakub Jelinek <jakub@redhat.com>
23506 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
23507 gimplify_type_sizes the type they refer to.
23508 (omp_notice_variable): Handle reference vars to VLAs.
23509 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
23510 reference to VLA decls in the second pass instead of first pass.
23512 2016-03-02 Tom de Vries <tom@codesourcery.com>
23514 PR tree-optimization/68659
23515 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
23516 new_expr == NULL_TREE.
23517 (get_new_name): Handle ADDR_EXPR.
23519 2016-03-02 Bin Cheng <bin.cheng@arm.com>
23521 PR rtl-optimization/69052
23522 * loop-invariant.c (canonicalize_address): New function.
23523 (inv_can_prop_to_addr_use): Check validity of address expression
23524 which is canonicalized by above function.
23526 2016-03-02 Alan Modra <amodra@gmail.com>
23529 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
23532 2016-03-02 Jakub Jelinek <jakub@redhat.com>
23535 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
23536 (*movhi_internal): Put mask moves from and to memory separately
23537 from moves from/to GPRs.
23539 2016-03-02 Richard Biener <rguenther@suse.de>
23541 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
23542 GENERIC expressions in GIMPLE.
23544 2016-03-02 Richard Biener <rguenther@suse.de>
23546 * config/i386/i386.c (type_natural_mode): Fix typo.
23548 2016-03-02 Nick Clifton <nickc@redhat.com>
23550 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
23552 2016-03-02 Richard Biener <rguenther@suse.de>
23553 Uros Bizjak <ubizjak@gmail.com>
23556 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
23558 2016-03-02 Richard Biener <rguenther@suse.de>
23560 PR middle-end/67278
23561 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
23563 2016-03-02 Marek Polacek <polacek@redhat.com>
23566 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
23567 "is promoted to" warning.
23569 2016-03-01 DJ Delorie <dj@redhat.com>
23571 * config.gcc: Deprecate mep-*.
23573 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
23575 PR middle-end/70025
23576 * lra-constraints.c (regno_val_use_in): New.
23577 (match_reload): Use it instead of regno_use_in.
23579 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
23581 PR rtl-optimization/70007
23582 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
23583 references present in REG_EQUAL notes attached to non-SET patterns.
23585 2016-03-01 Jeff Law <law@redhat.com>
23587 PR tree-optimization/69196
23588 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23589 Appropriately clamp the number of statements to copy when the
23590 thread path does not traverse a loop backedge.
23592 PR tree-optimization/69196
23593 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23594 Do count some PHIs in the thread path against the insn count. Decrease
23595 final statement count by one as the control statement in the last
23596 block will get removed. Remove special cased code for handling PHIs
23599 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
23602 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
23603 asm dialect alternatives to explicit GOTPCREL calls.
23605 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
23608 * ira.c (do_reload): Issue warning for generic stack checking here...
23609 * reload1.c (reload): ...instead of here and streamline it.
23611 2016-03-01 Nick Clifton <nickc@redhat.com>
23613 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
23615 2016-03-01 Richard Biener <rguenther@suse.de>
23617 PR tree-optimization/69983
23618 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
23619 types and fall back to operand_equal_p.
23621 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23624 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23626 * config/s390/constraints.md ("jm8"): New constraint.
23627 * config/s390/predicates.md ("const_int_8bitset_operand"): New
23629 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
23631 ("*setmem_long<setmem_and>"): New pattern.
23632 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
23634 ("*setmem_long_31z<setmem_and>"): New pattern.
23635 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
23636 New substitution rules with the required attributes.
23639 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23642 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23644 * gensupport.c (process_substs_on_one_elem): Split loop to
23645 complete mark_operands_used_in_match_dup on all expressions in the
23647 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23648 and remove function.
23650 2016-03-01 Richard Biener <rguenther@suse.de>
23652 PR middle-end/70022
23653 * fold-const.c (fold_indirect_ref_1): Fix range checking for
23654 vector BIT_FIELD_REF extract.
23656 2016-03-01 Richard Biener <rguenther@suse.de>
23658 PR tree-optimization/69994
23659 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
23661 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
23663 PR tree-optimization/69956
23664 * tree-vect-stmts.c (supportable_widening_operation): Support
23665 multi-step conversion of boolean vectors.
23666 (supportable_narrowing_operation): Likewise.
23668 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23670 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
23673 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23675 * config/s390/subst.md (DSI_VI): New mode iterator.
23676 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
23677 * config/s390/vector.md ("vec_set<mode>"): Move expander before
23678 the insn definition.
23679 ("*vec_set<mode>"): Change predicate and add alternative to
23680 support only either register or const_int operands as element
23682 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
23684 ("vec_extract<mode>"): New expander.
23685 ("*vec_extract<mode>"): New insn definition supporting reg and
23686 const_int element selectors.
23687 ("*vec_extract<mode>_plus"): New insn definition supporting
23688 reg+const_int element selectors.
23689 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
23690 following expander+insn definition.
23691 ("<vec_shifts_name><mode>3"): New expander.
23692 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
23694 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23696 * config/s390/s390.md ("*tabort_1"): Change predicate to
23697 nonmemory_operand. Add a second alternative to cover
23698 register as well as const int operands.
23699 ("*tabort_1_plus"): New pattern definition.
23701 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23703 * config/s390/s390.md ("*ashrdi3_cc_31")
23704 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
23705 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
23706 Merge insn definitions into ...
23707 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23708 New pattern definition.
23709 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
23710 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
23711 ("*ashr<mode>3_and"): Merge insn definitions into ...
23712 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
23713 New pattern definition.
23714 * config/s390/subst.md ("addr_style_op_cc_subst")
23715 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
23716 substitutions patterns plus attributes.
23717 Add ashiftrt to SUBST iterator.
23719 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23721 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
23722 op2 to nonmemory_operand.
23723 ("*<shift>di3_31", "*<shift>di3_31_and"):
23724 Merge into single pattern definition ...
23725 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
23726 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
23727 pattern definition ...
23728 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
23729 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
23732 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23734 * config/s390/predicates.md (const_int_6bitset_operand): New
23736 * config/s390/s390.md: Include subst.md.
23737 ("rotl<mode>3"): New expander.
23738 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
23740 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
23741 * config/s390/subst.md: New file.
23743 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23745 * config/s390/s390.md ("op_type", "atype", "length" attributes):
23746 Remove RRR type. It doesn't really exist.
23747 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
23749 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
23750 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
23751 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
23752 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
23753 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
23754 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
23755 `enabled' attribute.
23757 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23759 * gensupport.c (process_substs_on_one_elem): Split loop to
23760 complete mark_operands_used_in_match_dup on all expressions in the
23762 (adjust_operands_numbers): Inline into process_substs_on_one_elem
23763 and remove function.
23765 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23768 * config/sparc/sparc.c (NWORDS_UP): Rename to...
23769 (CEIL_NWORDS): ...this. Use CEIL macro.
23770 (compute_fp_layout): Adjust to above renaming.
23771 (function_arg_union_value): Likewise.
23772 (sparc_arg_partial_bytes): Likewise.
23773 (sparc_function_arg_advance): Likewise.
23775 2016-02-29 Jeff Law <law@redhat.com>
23777 PR tree-optimization/70005
23778 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
23779 where an object with a boolean range is compared against a value
23782 PR tree-optimization/69999
23783 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
23784 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
23787 2016-02-29 Richard Biener <rguenther@suse.de>
23789 PR tree-optimization/69994
23790 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
23791 (get_unary_op): Look through nop conversions.
23792 (ops_equal_values_p): New function, look for equality diregarding
23794 (eliminate_plus_minus_pair): Use ops_equal_values_p
23795 (repropagate_negates): Do not use get_unary_op here.
23797 2016-02-29 Martin Liska <mliska@suse.cz>
23799 * system.h: Poison ENABLE_CHECKING macro.
23801 2016-02-29 Martin Liska <mliska@suse.cz>
23803 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
23804 is presented in dump flags.
23805 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
23806 (hsa_regalloc): Likewise.
23808 2016-02-19 Richard Biener <rguenther@suse.de>
23810 PR tree-optimization/69980
23811 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
23812 permutation of those we need to keep.
23814 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
23817 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
23818 (NWORDS_UP): ...this
23819 (init_cumulative_args): Minor tweaks.
23820 (sparc_promote_function_mode): Likewise.
23821 (scan_record_type): Delete.
23822 (traverse_record_type): New function template.
23823 (classify_data_t): New structure type.
23824 (classify_registers): New inline function.
23825 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
23826 exhausted. Instantiate traverse_record_type on classify_registers and
23827 deal with the case of a structure passed in slot #15 with no FP field
23829 (assign_data_t): New structure type.
23830 (compute_int_layout): New static function.
23831 (compute_fp_layout): Likewise.
23832 (count_registers): New inline function.
23833 (assign_int_registers): New static function.
23834 (assign_fp_registers): Likewise.
23835 (assign_registers): New inline function.
23836 (function_arg_record_value_1): Delete.
23837 (function_arg_record_value_2): Likewise.
23838 (function_arg_record_value_3): Likewise.
23839 (function_arg_record_value): Adjust to above changes. Instantiate
23840 traverse_record_type on count_registers to first count the number of
23841 registers to be used and then on assign_registers to assign them.
23842 (function_arg_union_value): Adjust to above renaming.
23843 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
23844 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
23845 case of a structure passed in slot #15
23846 (sparc_function_arg_advance): Likewise.
23847 (function_arg_padding): Minor tweak.
23849 2016-02-29 Richard Biener <rguenther@suse.de>
23851 PR tree-optimization/69720
23852 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
23853 the adjustment_def path for possibly vectorized defs.
23854 (vect_create_epilog_for_reduction): Handle vectorized initial
23857 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
23859 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
23861 2016-02-27 Jeff Law <law@redhat.com>
23864 2016-02-26 Richard Biener <rguenther@suse.de>
23865 Jeff Law <law@redhat.com>
23867 PR tree-optimization/69740
23868 * cfghooks.c (remove_edge): Request loop fixups if we delete
23869 an edge that might turn an irreducible loop into a natural
23872 2016-02-27 Jakub Jelinek <jakub@redhat.com>
23874 PR rtl-optimization/69896
23875 * tree-vect-generic.c (get_compute_type): Avoid single element
23878 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
23880 Rename the AArch64 tuning option and related functions to enable the
23881 Newton series for the reciprocal square root to reflect its
23882 approximative characteristic.
23884 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
23885 function to "aarch64_emit_approx_rsqrt".
23886 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
23887 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
23888 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
23889 (xgene1_tunings): Likewise.
23890 (use_rsqrt_p): Likewise.
23891 (aarch64_emit_swrsqrt): Use new function name.
23892 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
23893 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
23894 text explaining this option.
23895 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
23897 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23900 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
23901 complain about -mallow-movmisalign without -mvsx if
23902 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
23904 2016-02-26 Joel Sherrill <joel@rtems.org>
23906 * config.gcc: Add x86_64-*-rtems*.
23907 * config/i386/rtems-64.h: New file.
23909 2016-02-26 Joel Sherrill <joel@rtems.org>
23911 * config.gcc: Add aarch64-*-rtems*.
23912 * config/aarch64/rtems.h: New file.
23914 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
23917 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
23918 shift amount using %h. Add comment.
23920 2016-02-26 Richard Biener <rguenther@suse.de>
23921 Jeff Law <law@redhat.com>
23923 PR tree-optimization/69740
23924 * cfghooks.c (remove_edge): Request loop fixups if we delete
23925 an edge that might turn an irreducible loop into a natural
23928 2016-02-26 Martin Jambor <mjambor@suse.cz>
23930 PR middle-end/69920
23931 * tree-sra.c (sra_modify_assign): Do not remove loads of
23932 uninitialized aggregates to SSA_NAMEs.
23934 2016-02-26 Richard Henderson <rth@redhat.com>
23937 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
23938 pseudo in case the target rtx matches the source of the left
23941 2016-02-26 Martin Jambor <mjambor@suse.cz>
23944 * hsa.h (hsa_type_packed_p): Declare.
23945 * hsa.c (hsa_type_packed_p): New function.
23946 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
23948 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
23949 * hsa-brig.c (emit_basic_insn): Likewise.
23951 2016-02-26 Martin Jambor <mjambor@suse.cz>
23954 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
23956 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
23958 2016-02-26 Martin Jambor <mjambor@suse.cz>
23960 * hsa.h (is_a_helper): New overload for hsa_op_immed for
23961 hsa_op_with_type operands.
23962 (hsa_unsigned_type_for_type): Declare.
23963 * hsa.c (hsa_unsigned_type_for_type): New function.
23964 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
23965 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
23966 the finalizer. Do not emit extra move.
23968 2016-02-26 Martin Jambor <mjambor@suse.cz>
23970 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
23971 atomic operations in private segment.
23973 2016-02-26 Martin Jambor <mjambor@suse.cz>
23975 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
23976 statements to wi->info. Also disallow omp simd constructs.
23977 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
23978 for not gridifying. Dump special string for omp_for.
23980 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23983 * config/aarch64/aarch64.c (aarch64_set_current_function):
23984 Save/restore target globals when switching to
23985 target_option_default_node.
23987 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23990 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
23991 Return 0 if !SHIFT_COUNT_TRUNCATED.
23993 2016-02-26 Jakub Jelinek <jakub@redhat.com>
23994 Eric Botcazou <ebotcazou@adacore.com>
23996 PR rtl-optimization/69891
23997 * dse.c (scan_insn): If we can't figure out memset arguments
23998 or they are non-constant, call clear_rhs_from_active_local_stores.
24000 2016-02-26 Martin Liska <mliska@suse.cz>
24002 * doc/extend.texi: Mention clog10, clog10f an clog10l
24003 in Builtins section.
24005 2016-02-26 Martin Liska <mliska@suse.cz>
24007 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
24009 (resolve_args_picking_1): Likewise.
24010 * dwarf2out.h (struct GTY): Likewise.
24012 2016-02-26 Martin Liska <mliska@suse.cz>
24014 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
24015 with flag_checking.
24016 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
24018 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
24019 Martin Liska <mliska@suse.cz>
24021 * doc/install.texi: Mention --enable-valgrind-annotations.
24023 2016-02-26 Richard Biener <rguenther@suse.de>
24025 PR tree-optimization/69551
24026 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
24027 looking through aliases adjust DECL_PT_UID to refer to the
24028 ultimate alias target.
24030 2016-02-25 Martin Liska <mliska@suse.cz>
24032 PR middle-end/69919
24033 * alloc-pool.c (after_memory_report): New variable.
24034 * alloc-pool.h (base_pool_allocator ::release): Do not use
24035 the infrastructure if after_memory_report.
24036 * toplev.c (toplev::main): Mark after memory report.
24038 2016-02-25 Richard Biener <rguenther@suse.de>
24040 PR tree-optimization/48795
24041 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
24043 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
24046 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
24047 offloading is enabled and -fopenacc or -fopenmp is specified.
24048 (CRTOFFLOADEND): Likewise.
24049 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
24050 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
24051 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
24052 (offload_objects_file_name): New static var.
24053 (tool_cleanup): Remove offload_objects_file_name file.
24054 (find_offloadbeginend): Replace with ...
24055 (find_crtoffloadtable): ... this.
24056 (run_gcc): Remove offload_argc and offload_argv.
24057 Get offload_objects_file_name from -foffload-objects=... option.
24058 Read names of object files with offload from this file, pass them to
24059 compile_images_for_offload_targets. Don't call find_offloadbeginend and
24060 don't pass offloadbegin and offloadend to the linker. Don't pass
24061 offload non-LTO files to the linker, because now they're not claimed.
24063 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
24066 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24067 on builtin_unreachable.
24069 2016-02-25 Jakub Jelinek <jakub@redhat.com>
24071 PR rtl-optimization/69896
24072 * regcprop.c: Include cfgrtl.h.
24073 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
24074 than remembered mode, either delete it (if noop_move_p), or
24075 treat like copy_p but not noop_p instruction.
24077 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24080 * dwarf2out.c (gen_variable_die): Work around buggy LTO
24081 - allow NULL decl for Fortran DW_TAG_common_block variables.
24083 2016-02-24 Jason Merrill <jason@redhat.com>
24085 * common.opt (flifetime-dse): Add -flifetime-dse=1.
24087 2016-02-24 Richard Biener <rguenther@suse.de>
24088 Jakub Jelinek <jakub@redhat.com>
24090 PR middle-end/69760
24091 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
24092 conditionally executed ops to well-defined overflow behavior.
24094 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24096 PR middle-end/69915
24097 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
24100 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24102 PR rtl-optimization/69886
24103 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
24104 argument. Use it when checking validity of set instructions.
24105 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
24106 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
24108 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
24109 * store-motion.c (find_moveable_store): Update
24110 can_assign_to_reg_without_clobbers_p callsite.
24112 2016-02-24 Richard Biener <rguenther@suse.de>
24114 PR middle-end/68963
24115 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
24117 (record_nonwrapping_iv): Do not fall back to the low/high bound
24118 for non-constant IV bases if the stmt is not always executed.
24120 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24122 * config/arm/arm-cores.def (cortex-a32): New entry.
24123 * config/arm/arm-tables.opt: Regenerate.
24124 * config/arm/arm-tune.md: Regenerate.
24125 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
24126 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
24127 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
24128 for -mcpu and -mtune.
24130 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24133 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
24134 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
24135 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
24136 (atomic_loaddi_1): Delete.
24137 (atomic_loaddi): Rewrite expander using the above changes.
24139 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24142 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
24145 2016-02-24 Jakub Jelinek <jakub@redhat.com>
24146 Richard Biener <rguenth@suse.de>
24148 PR middle-end/69909
24149 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
24150 set_mem_attributes if tem is SSA_NAME which got expanded
24153 2016-02-24 Richard Biener <rguenther@suse.de>
24155 PR tree-optimization/69907
24156 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
24157 end of permutations for BB vectorization.
24159 2016-02-24 Christian Bruel <christian.bruel@st.com>
24161 * config/arm/arm-c.c (arm_option_override): Initialize
24162 target_option_current_node.
24163 * config/arm/arm.c (arm_pragma_target_parse): Replace
24164 build_target_option_node call by target_option_current_node.
24165 Set target_option_current_node.
24168 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
24171 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
24172 define_insn_and_split to define_insn.
24173 (zero_extendqi<mode>2_dot2): Same.
24174 (extendqi<mode>2_dot): Same.
24175 (extendqi<mode>2_dot2): Same.
24177 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
24179 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
24180 and add bypass for AES{D,E} and AESMC pairs.
24181 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
24184 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
24186 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
24187 series for reciprocal square root in Exynos M1.
24189 2016-02-23 Martin Sebor <msebor@redhat.com>
24192 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
24193 __builtin_alloca_with_align.
24195 2016-02-23 Richard Henderson <rth@redhat.com>
24197 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
24198 (ix86_register_pragmas): Remove __seg_tls.
24199 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
24200 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
24201 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
24202 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
24203 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
24204 * doc/extend.texi (__seg_tls): Remove item.
24206 2016-02-23 Richard Biener <rguenther@suse.de>
24208 * alloc-pool.h (struct allocation_object): Make id member
24209 conditional on CHECKING_P again.
24210 (get_instance): Adjust.
24211 (base_pool_allocator): Likewise.
24213 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
24215 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
24216 (parallelize_loops): In OpenACC kernels mode, set n_threads to
24218 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
24220 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
24222 2016-02-23 Richard Biener <rguenther@suse.de>
24224 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
24225 * bitmap.h (struct bitmap_usage): Likewise.
24226 (bitmap_move): Declare.
24227 * bitmap.c (register_overhead): Take size_t argument.
24228 (bitmap_move): New function.
24229 * df-problems.c (df_rd_transfer_function): Use bitmap_move
24230 to properly account overhead.
24231 * tree.c (free_node): Use tree_size.
24233 2016-02-23 Jakub Jelinek <jakub@redhat.com>
24236 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
24237 when inverting comparison.
24240 * common.opt (Wunreachable-code): Add Warning flag.
24242 2016-02-23 Mark Wielaard <mjw@redhat.com>
24243 Jakub Jelinek <jakub@redhat.com>
24246 * cgraphunit.c (check_global_declaration): Check main_input_filename
24247 and DECL_SOURCE_FILE are not NULL.
24249 2016-02-23 Martin Jambor <mjambor@suse.cz>
24251 PR tree-optimization/69666
24252 * tree-sra.c (sra_modify_assign): Do not attempt to create
24253 default_def replacements for unscalarizable regions.
24255 2016-02-20 Mark Wielaard <mjw@redhat.com>
24258 * cgraphunit.c (check_global_declaration): Check level of
24259 warn_unused_const_variable and main_input_filename.
24260 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
24261 (-Wunused-variable): For C implies -Wunused-const-variable=1.
24262 (-Wunused-const-variable): Explain levels 1 and 2.
24264 2016-02-22 Jakub Jelinek <jakub@redhat.com>
24267 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
24268 identical arguments. Formatting and spelling fixes.
24271 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
24276 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
24277 and m68k-devices.def.
24278 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
24279 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
24281 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
24283 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
24284 and HImode registers.
24286 2016-02-22 Richard Biener <rguenther@suse.de>
24288 PR tree-optimization/69882
24289 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
24290 preserve permutations present because of gaps.
24291 (vect_supported_load_permutation_p): Always continue checking
24292 permutations after vect_attempt_slp_rearrange_stmts.
24294 2016-02-22 Bin Cheng <bin.cheng@arm.com>
24296 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
24297 min_profitable_estimate, rather than min_profitable_iters.
24299 2016-02-22 Jakub Jelinek <jakub@redhat.com>
24302 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
24303 SImode for last match_operand.
24305 2016-02-22 Martin Liska <mliska@suse.cz>
24307 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
24308 return bitsize - 1 as the return value.
24310 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
24314 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
24315 Handle negative shift counts.
24316 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
24317 force_reg on the shift constant.
24318 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
24319 (lshrsi3_d): Handle negative shift counts.
24321 2016-02-22 Richard Biener <rguenther@suse.de>
24322 Tom de Vries <tom@codesourcery.com>
24324 * graph.c: Include dumpfile.h.
24325 (print_graph_cfg): Split into three overloads.
24326 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
24328 2016-02-22 Tom de Vries <tom@codesourcery.com>
24330 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
24333 2016-02-22 Richard Biener <rguenther@suse.de>
24336 * ipa-inline-transform.c (inline_call): When not updating
24337 overall summaries adjust self size by the growth estimate.
24338 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
24339 hash-set, do not update overall summaries here. Renamed from ...
24340 (inline_to_all_callers): ... this which is now wrapping the
24341 above and performing delayed overall summary update.
24342 (early_inline_small_functions): Delay updating of the overall
24345 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
24347 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
24350 2016-02-19 Jakub Jelinek <jakub@redhat.com>
24353 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
24354 :%* in %:gt() argument.
24355 (greater_than_spec_func): Adjust for expecting only numbers,
24356 if there are more than two numbers, compare the last two.
24358 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
24360 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
24361 -Wnarrowing with -std.
24363 2016-02-19 Jakub Jelinek <jakub@redhat.com>
24366 * expr.c (store_field): Don't use bit-field path if exp is
24367 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
24368 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
24369 and the assignment can be performed by bitwise copy. Formatting
24372 PR middle-end/69838
24373 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
24374 call copy_reg_eh_region_note_forward on before and/or after sequences
24375 and remove note from insn if it no longer can throw.
24378 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
24379 if TARGET_AVX512BW.
24381 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24383 * config/s390/vector.md: Add missing commutative operand markers
24384 to the patterns which qualify for one.
24385 * config/s390/vx-builtins.md: Likewise.
24387 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24389 * config/s390/vector.md (VI, VI_QHS): Add single element vector
24390 types to mode iterators.
24391 (vec_double): ... and mode attribute.
24392 * config/s390/vx-builtins.md (non_vec_int): Likewise.
24394 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24396 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
24397 Change the predicate of op2 from nonimmediate to general and let
24398 reload fix it if necessary.
24400 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24402 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
24404 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24406 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
24409 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24411 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
24412 * config/s390/s390.c (s390_expand_vec_movstr): New function.
24413 * config/s390/s390.md ("movstr<P:mode>"): Call
24414 s390_expand_vec_movstr.
24416 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24418 * config/s390/s390.md: Add missing output modifier for operand 1
24419 to print it as address properly.
24421 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24423 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
24424 * config/s390/2964.md: New file.
24425 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
24426 of insn grouping attributes depending on the CPU level.
24427 (s390_get_unit_mask): New function.
24428 (s390_sched_score): Remove the OOO from the scheduling macros.
24429 Add loop to calculate a score for the instruction mix.
24430 (s390_sched_reorder): Likewise plus improve debug output.
24431 (s390_sched_variable_issue): Rename macros as above. Calculate
24432 the unit distances after actually scheduling an insn. Improve
24434 (s390_sched_init): Clear last_scheduled_unit_distance array.
24435 * config/s390/s390.md: Include 2964.md.
24437 2016-02-18 Jakub Jelinek <jakub@redhat.com>
24440 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
24441 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
24442 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
24443 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
24444 *avx512f_<code>v8div16qi2_mask_1): New insns.
24446 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
24449 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
24452 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
24453 earlyclobber from target. Use wF constraint for fused memory
24455 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
24457 2016-02-18 Jakub Jelinek <jakub@redhat.com>
24458 Martin Liska <mliska@suse.cz>
24461 * cfgexpand.c (asan_sanitize_stack_p): New function.
24462 (partition_stack_vars): Use the function.
24463 (expand_stack_vars): Likewise.
24464 (defer_stack_allocation): Likewise.
24465 (expand_used_vars): Likewise.
24467 2016-02-18 Richard Biener <rguenther@suse.de>
24469 PR middle-end/69553
24470 * fold-const.c (operand_equal_p): Properly compare offsets for
24471 IMAGPART_EXPR and ARRAY_REF.
24473 2016-02-18 Nick Clifton <nickc@redhat.com>
24477 * config/arm/arm.c (arm_option_override_internal): Disable
24478 interworking if the target does not support thumb instructions.
24479 (arm_reload_in_hi): Handle the case where a register to register
24480 move needs reloading because there is no simple pattern to handle
24482 (arm_reload_out_hi): Likewise.
24484 2016-02-18 Richard Biener <rguenther@suse.de>
24486 PR middle-end/69854
24487 * match.pd: Don't use fold_binary or fold_unary for folding
24490 2016-02-17 Jakub Jelinek <jakub@redhat.com>
24493 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
24494 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
24495 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
24496 warn on gimple_no_warning_p statements.
24498 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
24500 * doc/extend.texi (C++ Attributes): Correct description of
24501 warn_unused type attribute.
24503 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24505 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
24506 correct instruction.
24508 2016-02-17 Richard Biener <rguenther@suse.de>
24510 PR rtl-optimization/69609
24511 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
24512 (find_traces_1_round): When ending a trace update cached priority
24514 (bb_to_key): Use cached priority when available.
24515 (copy_bb): Initialize cached priority.
24516 (reorder_basic_blocks_software_trace_cache): Likewise.
24518 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24521 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
24523 (aarch64_comparison_operator): Break overly long line into two.
24524 (aarch64_comparison_operation): Likewise.
24525 * config/aarch64/aarch64.md (cstorecc4): Use
24526 aarch64_comparison_operator_mode instead of
24527 aarch64_comparison_operator.
24528 (cstore<mode>4): Likewise.
24529 (aarch64_cstore<mode>): Likewise.
24530 (*cstoresi_insn_uxtw): Likewise.
24531 (cstore<mode>_neg): Likewise.
24532 (*cstoresi_neg_uxtw): Likewise.
24534 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24537 * config/arm/predicates.md (arm_comparison_operator_mode):
24539 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
24540 instead of arm_comparison_operator.
24541 (*mov_negscc): Likewise.
24542 (*mov_notscc): Likewise.
24543 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
24544 (*thumb2_mov_negscc): Likewise.
24545 (*thumb2_mov_negscc_strict_it): Likewise.
24546 (*thumb2_mov_notscc): Likewise.
24547 (*thumb2_mov_notscc_strict_it): Likewise.
24549 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
24551 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
24552 Add missing return.
24554 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
24556 * config/visium/visium.c (machine_libfunc_index): New enum.
24557 (machine_libfuncs): New structure.
24558 (visium_libfuncs): New static variable.
24559 (TARGET_INIT_LIBFUNCS): Define to...
24560 (visium_init_libfuncs): ...this. New function.
24561 (expand_block_move_4): Use the appropriate libfunc.
24562 (expand_block_move_2): Likewise.
24563 (expand_block_move_1): Likewise.
24564 (expand_block_set_4): Likewise.
24565 (expand_block_set_2): Likewise.
24566 (expand_block_set_1): Likewise.
24567 (visium_trampoline_init): Likewise.
24569 2016-02-17 Nick Clifton <nickc@redhat.com>
24571 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
24572 TI's devices.csv file as of March 2016.
24574 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
24577 * opts-global.c (handle_common_deferred_options): Introduce and
24578 initialize two global variables to remember command-line options
24579 specifying a stack-limiting register.
24580 * opts.h: Add extern declarations of the two new global variables.
24581 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
24582 variable based on the values of the two new global variables.
24584 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24587 * common.opt (Wnonnull-compare): New warning.
24588 * doc/invoke.texi (-Wnonnull): Remove text about comparison
24589 of arguments against NULL.
24590 (-Wnonnull-compare): Document.
24591 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
24592 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
24593 * passes.def (pass_warn_nonnull_compare): Add.
24594 * gimple-ssa-nonnull-compare.c: New file.
24596 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24598 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
24599 AARCH64_EXTRA_TUNE_RECIP_SQRT.
24601 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24603 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
24604 reciprocal sqrt for -mlow-precision-recip-sqrt.
24606 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24607 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24609 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
24610 always use lane loads to construct non-constant vectors.
24612 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
24614 * config/aarch64/aarch64.md
24615 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
24616 constraints for operand 3.
24617 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
24619 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24620 Richard Biener <rguenther@suse.de>
24622 PR tree-optimization/69820
24623 * tree-vect-patterns.c (type_conversion_p): Return false if
24624 *orig_type is unsigned single precision or boolean.
24625 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
24628 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24630 PR rtl-optimization/69764
24631 PR rtl-optimization/69771
24632 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
24633 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
24635 2016-02-16 Richard Biener <rguenther@suse.de>
24637 PR tree-optimization/69776
24638 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
24640 (indirect_refs_may_alias_p): Likewise.
24641 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
24642 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
24643 according to tbaa_p.
24644 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
24645 (optimize_stmt): For redundant store discovery do not allow tbaa.
24647 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
24649 PR tree-optimization/69714
24650 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
24651 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
24653 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
24655 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
24656 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
24657 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
24658 * config/arc/arc.c (arc_init): Check FPU options.
24659 (get_arc_condition_code): Handle new CC_FPU* modes.
24660 (arc_select_cc_mode): Likewise.
24661 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
24662 register pair only. Allow access for ARCv2 accumulator.
24663 (gen_compare_reg): Whenever we have FPU support use FPU compare
24665 (arc_reorg): Don't generate brcc insns when FPU compare
24666 instructions are involved.
24667 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
24668 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
24669 floating point emulation.
24670 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
24671 (REVERSE_CONDITION): Add new CC_FPU* modes.
24672 (TARGET_FP_SP_BASE): Define.
24673 (TARGET_FP_DP_BASE): Likewise.
24674 (TARGET_FP_SP_FUSED): Likewise.
24675 (TARGET_FP_DP_FUSED): Likewise.
24676 (TARGET_FP_SP_CONV): Likewise.
24677 (TARGET_FP_DP_CONV): Likewise.
24678 (TARGET_FP_SP_SQRT): Likewise.
24679 (TARGET_FP_DP_SQRT): Likewise.
24680 (TARGET_FP_DP_AX): Likewise.
24681 * config/arc/arc.md (ARCV2_ACC): New constant.
24682 (type): New fpu type attribute.
24683 (SDF): Conditional iterator.
24684 (cstore<mode>, cbranch<mode>): Change expand condition.
24685 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
24686 handles FPU/FPX cases as well.
24687 * config/arc/arc.opt (mfpu): New option.
24688 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
24690 (adddf3, muldf3, subdf3): Removed.
24691 * config/arc/predicates.md (proper_comparison_operator): Recognize
24693 * config/arc/fpu.md: New file.
24694 * doc/invoke.texi (ARC Options): Document mfpu option.
24696 2016-02-16 Richard Biener <rguenther@suse.de>
24698 PR rtl-optimization/69291
24699 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
24700 noce_operand_ok check.
24702 2016-02-16 Tom de Vries <tom@codesourcery.com>
24705 * omp-low.c (simd_clone_create): Remove call to
24706 symtab->call_cgraph_insertion_hooks.
24708 2016-02-16 Jakub Jelinek <jakub@redhat.com>
24710 PR tree-optimization/69802
24711 * tree-ssa-reassoc.c (update_range_test): If op is
24712 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
24713 op == 1 test of precision 1 integral op, otherwise handle
24714 that case as op itself. Fix up formatting.
24715 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
24718 2016-02-16 Richard Biener <rguenther@suse.de>
24720 PR tree-optimization/69586
24721 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
24722 types for conversion sources.
24724 2016-02-16 Richard Biener <rguenther@suse.de>
24726 PR middle-end/69801
24727 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
24728 mask OEP_ADDRESS_OF.
24730 2016-02-16 Alan Modra <amodra@gmail.com>
24733 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
24734 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
24735 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
24737 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
24738 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
24739 (p8_fmrgow_<mode>): Likewise.
24740 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
24742 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
24743 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
24744 to use movdi_internal64. Remove op0_di.
24745 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
24747 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
24749 Add support for the FCCMP insn types
24751 * config/aarch64/aarch64.md (fccmp): Change insn type.
24752 (fccmpe): Likewise.
24753 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
24754 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
24755 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
24756 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
24757 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
24758 * config/arm/types.md (fccmps): Add new insn type.
24759 (fccmpd): Likewise.
24761 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
24763 * alias.c (get_alias_set): Fix a typo in comment.
24765 2016-02-15 Richard Biener <rguenther@suse.de>
24767 PR tree-optimization/69595
24768 * match.pd: Complete range test simplification to true.
24770 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
24772 PR rtl-optimization/69648
24773 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
24774 pic_offset_table_rtx.
24776 PR rtl-optimization/69752
24777 * ira.c (update_equiv_regs): When looking for more than a single SET,
24778 also take other side effects into account.
24780 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24782 * config/s390/s390.c (s390_function_profiler): Add a new sequence
24783 for z900+ CPUs in 31-bit mode.
24785 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
24787 * common/config/s390/s390-common.c (s390_supports_split_stack):
24789 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
24790 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
24791 * config/s390/s390.c (struct machine_function): New field
24792 split_stack_varargs_pointer.
24793 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
24794 in s390_emit_prologue.
24795 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
24797 (morestack_ref): New global.
24798 (SPLIT_STACK_AVAILABLE): New macro.
24799 (s390_expand_split_stack_prologue): New function.
24800 (s390_live_on_entry): New function.
24801 (s390_va_start): Use split-stack vararg pointer if appropriate.
24802 (s390_asm_file_end): Emit the split-stack note sections.
24803 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
24804 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
24805 (UNSPECV_SPLIT_STACK_CALL): New unspec.
24806 (UNSPECV_SPLIT_STACK_DATA): New unspec.
24807 (split_stack_prologue): New expand.
24808 (split_stack_space_check): New expand.
24809 (split_stack_data): New insn.
24810 (split_stack_call): New expand.
24811 (split_stack_call_*): New insn.
24812 (split_stack_cond_call): New expand.
24813 (split_stack_cond_call_*): New insn.
24815 2016-02-15 Richard Biener <rguenther@suse.de>
24817 PR tree-optimization/69783
24818 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
24819 Add trivially correct cases.
24821 2016-02-15 Tom de Vries <tom@codesourcery.com>
24824 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
24826 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
24828 2016-02-15 Richard Biener <rguenther@suse.de>
24830 PR tree-optimization/69776
24831 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
24832 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
24833 indicate whether we can use TBAA to disambiguate against stores.
24834 Use alias-set zero if not.
24835 (visit_reference_op_store): Do not use TBAA when looking up
24837 * tree-ssa-pre.c (compute_avail): Use TBAA here.
24838 (eliminate_dom_walker::before_dom_children): But not when looking
24839 up redundant stores.
24841 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
24843 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
24845 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24847 * config/i386/znver1.md
24848 (znver1_pop, znver1_pop_mem,
24849 znver1_load_imov_double_store,
24850 znver1_load_imov_direct_store,
24851 znver1_load_imov_direct_load,
24852 znver1_load_imov_double_load): Add new.
24853 (znver1_insn, znver1_insn_load): Add icmov type.
24854 (znver1_sseavx_fma,
24855 znver1_sseavx_fma_load,
24857 znver1_avx256_fma_load): Fix pipe usage.
24859 2016-02-14 Alan Modra <amodra@gmail.com>
24862 * reload.c (find_reloads_address_1): For pre/post-inc/dec
24863 with an invalid hard reg, reload just the reg not the entire
24864 pre/post-inc/dec address expression.
24866 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24869 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
24870 fixed R1_REG scratch reg.
24871 (sibcall_value_pcrel_fdpic): Likewise.
24873 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
24877 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
24879 2016-02-12 Walter Lee <walt@tilera.com>
24881 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
24882 * config/tilegx/t-tilegx: Likewise.
24884 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24887 * diagnostic-show-locus.c (struct line_span): New struct.
24888 (layout::get_first_line): Delete.
24889 (layout::get_last_line): Delete.
24890 (layout::get_num_line_spans): New member function.
24891 (layout::get_line_span): Likewise.
24892 (layout::print_heading_for_line_span_index_p): Likewise.
24893 (layout::get_expanded_location): Likewise.
24894 (layout::calculate_line_spans): Likewise.
24895 (layout::m_first_line): Delete.
24896 (layout::m_last_line): Delete.
24897 (layout::m_line_spans): New field.
24898 (layout::layout): Update comment. Replace m_first_line and
24899 m_last_line with m_line_spans, replacing their initialization
24900 with a call to calculate_line_spans.
24901 (diagnostic_show_locus): When printing source lines and
24902 annotations, rather than looping over a single span
24903 of lines, instead loop over each line_span within
24904 the layout, with an inner loop over the lines within them.
24905 Call the context's start_span callback when changing line spans.
24906 * diagnostic.c (diagnostic_initialize): Initialize start_span.
24907 (diagnostic_build_prefix): Break out the building of the location
24908 part of the string into...
24909 (diagnostic_get_location_text): ...this new function, rewriting
24910 it from nested ternary expressions to a sequence of "if"
24912 (default_diagnostic_start_span_fn): New function.
24913 * diagnostic.h (diagnostic_start_span_fn): New typedef.
24914 (diagnostic_context::start_span): New field.
24915 (default_diagnostic_start_span_fn): New prototype.
24917 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24920 * gcc.c (driver::finalize): Fix cleanup of "specs".
24922 2016-02-12 David Malcolm <dmalcolm@redhat.com>
24926 * gcc.c (driver::driver): Initialize m_option_suggestions.
24927 (driver::~driver): Clean up m_option_suggestions.
24928 (suggest_option): Convert to...
24929 (driver::suggest_option): ...this, and split out into
24930 driver::build_option_suggestions and find_closest_string.
24931 (driver::build_option_suggestions): New function, from
24932 first half of suggest_option. Special-case
24933 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
24934 the sanitizer_opts array. For options of enum types, add the
24935 various enum values to the candidate strings.
24936 (driver::handle_unrecognized_options): Remove "const".
24937 * gcc.h (driver::handle_unrecognized_options): Likewise.
24938 (driver::build_option_suggestions): New decl.
24939 (driver::suggest_option): New decl.
24940 (driver::m_option_suggestions): New field.
24941 * opts-common.c (add_misspelling_candidates): New function.
24942 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
24943 and make non-static.
24944 * opts.h (sanitizer_opts): New array decl.
24945 (add_misspelling_candidates): New function decl.
24946 * spellcheck.c (find_closest_string): New function.
24947 * spellcheck.h (find_closest_string): New function decl.
24949 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24951 PR rtl-optimization/69764
24952 PR rtl-optimization/69771
24953 * optabs.c (expand_binop_directly): For shift_optab_p, force
24954 convert_modes with VOIDmode if xop1 has VOIDmode.
24956 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
24959 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
24960 to correctly determine instrumentation thunks.
24962 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24965 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
24966 type by reference, force lhs on the call.
24969 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
24970 Compute retval and retbnd early in all cases if split_part_return_p
24971 and return_bb is not EXIT. Remove all clobber stmts and reset
24972 all debug stmts that refer to SSA_NAMEs defined in split part,
24973 except if it is retval, in that case replace the old retval with the
24974 lhs of the call to the split part.
24976 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24979 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24981 PR middle-end/66726
24982 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24983 whose result is used in PHI.
24984 (maybe_optimize_range_tests): Likewise.
24985 (final_range_test_p): Likweise.
24987 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
24989 PR middle-end/66726
24990 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
24991 whose result is used in PHI.
24992 (maybe_optimize_range_tests): Likewise.
24993 (final_range_test_p): Likweise.
24995 2016-02-12 Jakub Jelinek <jakub@redhat.com>
24997 * cgraph.c: Spelling fixes - behaviour -> behavior and
24998 neighbour -> neighbor.
24999 * target.def: Likewise.
25000 * sel-sched.c: Likewise.
25001 * config/mips/mips.c: Likewise.
25002 * config/arc/arc.md: Likewise.
25003 * config/arm/cortex-a57.md: Likewise.
25004 * config/arm/arm.c: Likewise.
25005 * config/arm/neon.md: Likewise.
25006 * config/arm/arm-c.c: Likewise.
25007 * config/vms/vms-c.c: Likewise.
25008 * config/s390/s390.c: Likewise.
25009 * config/i386/znver1.md: Likewise.
25010 * config/i386/i386.c: Likewise.
25011 * config/ia64/hpux-unix2003.h: Likewise.
25012 * config/msp430/msp430.md: Likewise.
25013 * config/rx/rx.c: Likewise.
25014 * config/rx/rx.md: Likewise.
25015 * config/aarch64/aarch64-simd.md: Likewise.
25016 * config/aarch64/aarch64.c: Likewise.
25017 * config/nvptx/nvptx.c: Likewise.
25018 * config/bfin/bfin.c: Likewise.
25019 * config/cris/cris.opt: Likewise.
25020 * config/rs6000/rs6000.c: Likewise.
25021 * target.h: Likewise.
25022 * spellcheck.c: Likewise.
25023 * ira-build.c: Likewise.
25024 * tree-inline.c: Likewise.
25025 * builtins.c: Likewise.
25026 * lra-constraints.c: Likewise.
25027 * explow.c: Likewise.
25028 * hwint.h: Likewise.
25029 * targhooks.c: Likewise.
25030 * tree-vect-data-refs.c: Likewise.
25031 * expr.c: Likewise.
25032 * doc/tm.texi: Likewise.
25033 * doc/extend.texi: Likewise.
25034 * doc/install.texi: Likewise.
25035 * doc/md.texi: Likewise.
25036 * tree-ssa-tail-merge.c: Likewise.
25037 * sched-int.h: Likewise.
25038 * match.pd: Likewise.
25039 * sched-ebb.c: Likewise.
25040 * target.def (omit_struct_return_reg): Likewise.
25041 * gimple-ssa-isolate-paths.c: Likewise.
25042 (find_implicit_erroneous_behaviour): Renamed to...
25043 (find_implicit_erroneous_behavior): ... this.
25044 (find_explicit_erroneous_behaviour): Renamed to...
25045 (find_explicit_erroneous_behavior): ... this.
25046 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
25048 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
25050 PR rtl-optimization/64682
25051 PR rtl-optimization/69567
25052 PR rtl-optimization/69737
25053 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
25054 in I2 as well, just lose it.
25056 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25058 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
25060 (aarch64_last_printed_tune_string): Likewise.
25061 (aarch64_declare_function_name): Only output .arch assembler
25062 directive if it will be different from the previously output
25063 directive. Same for .tune comment but only if -dA is set.
25064 (aarch64_start_file): New function.
25065 (TARGET_ASM_FILE_START): Define.
25067 2016-02-11 David Malcolm <dmalcolm@redhat.com>
25070 * Makefile.in (PLUGIN_HEADERS): Add params.list.
25072 2016-02-11 Jakub Jelinek <jakub@redhat.com>
25075 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
25076 -Wmaybe-uninitialized warning.
25078 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
25081 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
25083 2016-02-11 Richard Biener <rguenther@suse.de>
25085 PR rtl-optimization/69291
25086 * ifcvt.c (noce_try_store_flag_constants): Do not allow
25087 subexpressions affected by changing the result.
25089 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
25092 * lra-constraints.c (curr_insn_transform): Find in/out operands
25093 for secondary memory moves. Update dups.
25095 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
25097 PR tree-optimization/69652
25098 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
25099 to nested loop, did source re-formatting, skip debug statements,
25100 add check on statement with volatile operand, remove dead scalar
25103 2016-02-10 Jakub Jelinek <jakub@redhat.com>
25104 Patrick Palka <ppalka@gcc.gnu.org>
25108 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
25109 calls if the return type is TREE_ADDRESSABLE.
25110 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
25111 * ipa-split.c (split_function): Fix doubled "we" in comment.
25112 Use void return type for the split part even if
25113 !split_point->split_part_set_retval.
25115 2016-02-10 Bin Cheng <bin.cheng@arm.com>
25117 PR tree-optimization/68021
25118 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
25119 when computing the value of biv cand by itself.
25121 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
25123 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
25124 (cortexa57_tunings): Likewise.
25125 (cortexa72_tunings): Likewise.
25126 (arch_macro_fusion_pair_p): Add support for AES fusion.
25127 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
25128 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
25129 Allow virtual registers before reload so early scheduling works.
25130 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
25131 correct latency and pipeline.
25132 (cortex_a57_crypto_complex): Likewise.
25133 (cortex_a57_crypto_xor): Likewise.
25134 (define_bypass): Add AES bypass.
25136 2016-02-10 Richard Biener <rguenther@suse.de>
25138 PR tree-optimization/69726
25139 * passes.def: Add DCE pass before late uninit.
25140 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
25141 really fixup if-conversions job.
25143 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
25145 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
25146 (arm_cortex_a57_tune): Likewise.
25147 (aarch_macro_fusion_pair_p): Add support for AES fusion.
25148 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
25150 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
25152 * timevar.def (TV_PHASE_DBGINFO): Delete.
25153 (TV_PHASE_CHECK_DBGINFO): Likewise.
25154 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
25156 2016-02-10 Richard Biener <rguenther@suse.de>
25158 PR tree-optimization/69719
25159 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
25160 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
25162 2016-02-09 Andrew Pinski <apinski@cavium.com>
25165 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
25166 get_vcond_mask_icode returns false.
25168 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
25171 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
25172 an ADDIS that adds a pointer to a large constant that sets the
25173 upper16 bits with a load operation.
25175 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
25178 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
25180 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
25182 (vzipq_s16): Likewise.
25183 (vzipq_s32): Likewise.
25184 (vzipq_f32): Likewise.
25185 (vzipq_u8): Likewise.
25186 (vzipq_u16): Likewise.
25187 (vzipq_u32): Likewise.
25188 (vzipq_p8): Likewise.
25189 (vzipq_p16): Likewise.
25191 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
25194 * config/arm/arm.c (neon_endian_lane_map): New function.
25195 (neon_vector_pair_endian_lane_map): New function.
25196 (arm_evpc_neon_vuzp): Allow for big endian lane order.
25197 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
25199 (vuzpq_s16): Likewise.
25200 (vuzpq_s32): Likewise.
25201 (vuzpq_f32): Likewise.
25202 (vuzpq_u8): Likewise.
25203 (vuzpq_u16): Likewise.
25204 (vuzpq_u32): Likewise.
25205 (vuzpq_p8): Likewise.
25206 (vuzpq_p16): Likewise.
25208 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
25211 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
25214 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
25216 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
25217 truncate const_int operand 1 to QImode.
25219 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
25221 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
25222 corresponding to an abnormal edge.
25224 2016-02-09 Tom de Vries <tom@codesourcery.com>
25226 PR tree-optimization/69599
25227 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
25229 (find_func_aliases_for_builtin_call, find_func_clobbers)
25230 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
25233 2016-02-09 Richard Biener <rguenther@suse.de>
25235 PR tree-optimization/69715
25236 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
25237 LHS on calls as non-rewritable.
25239 2016-02-09 Tom de Vries <tom@codesourcery.com>
25242 * lto-wrapper.c (append_diag_options): New function.
25243 (compile_offload_image): Call append_diag_options.
25245 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
25248 * doc/extend.texi (Flag Output Operands): Correct sectioning.
25249 Minor copy-edit to fix verb tenses.
25251 2016-02-08 Jakub Jelinek <jakub@redhat.com>
25253 PR tree-optimization/69209
25254 * ipa-split.c (split_function): If split part is not
25255 returning retval, retval has gimple type but is not
25256 gimple value, force it into a SSA_NAME first.
25258 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
25260 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
25263 2016-02-08 Jason Merrill <jason@redhat.com>
25266 * convert.c (convert_to_integer_1): Check dofold on truncation
25268 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
25269 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
25270 Rename from *_nofold.
25271 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
25272 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
25274 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
25277 * tree.c (build_common_tree_nodes): Remove short_double argument.
25278 All callers changed.
25279 * tree.h (build_common_tree_nodes): Adjust declaration.
25280 * doc/invoke.texi (-fshort-double): Remove documentation.
25281 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25282 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
25283 * lto-wrapper.c (merge_and_complain, append_compiler_options)
25284 (append_linker_options): Don't handle OPT_fshort_double.
25286 PR rtl-optimization/68730
25287 * lra-remat.c (insn_to_cand_activation): New static variable.
25288 (lra_remat): Allocate and free it.
25289 (create_cand): New arg activation. Initialize a field in
25290 insn_to_cand_activation if it is nonnull.
25291 (create_cands): Pass the activation insn to create_cand when making
25292 a candidate involving an output reload. Reorganize code a little.
25293 (do_remat): Keep track of active status of candidates in a separate
25296 2016-02-08 Richard Biener <rguenther@suse.de>
25298 PR tree-optimization/69719
25299 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
25300 Properly use absolute of the difference of the two offsets to
25301 compare or adjust the segment length.
25303 2016-02-08 Richard Biener <rguenther@suse.de>
25304 Jeff Law <law@redhat.com>
25307 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
25308 types for anonymous SSA names.
25310 2016-02-08 Richard Biener <rguenther@suse.de>
25312 PR rtl-optimization/69274
25313 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
25315 2016-02-08 Jeff Law <law@redhat.com>
25317 PR tree-optimization/65917
25318 * tree-ssa-dom.c (record_temporary_equivalences): Record both
25319 equivalences from if (x == y) style conditionals.
25320 (loop_depth_of_name): Remove.
25321 (record_equality): Remove loop depth check.
25322 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
25323 (const_and_copies::record_const_or_copy_raw): New member function.
25324 * tree-ssa-scopedtables.c
25325 (const_and_copies::record_const_or_copy_raw): New, factored out of
25326 (const_and_copies::record_const_or_copy): Call new member function.
25328 2016-02-05 Jeff Law <law@redhat.com>
25330 PR tree-optimization/68541
25331 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
25332 (count_stmts_in_block): New function.
25333 (poor_ifcvt_candidate_code): Likewise.
25334 (is_feasible_trace): Add some heuristics to determine when path
25335 splitting is profitable.
25336 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
25337 is a diamond with a single exit.
25339 2016-02-05 Martin Sebor <msebor@redhat.com>
25342 * doc/invoke.texi: Update -Wplacement-new to take an optional
25345 2016-02-06 Richard Henderson <rth@redhat.com>
25348 * tree.c (tree_nop_conversion_p): Do not strip casts into or
25349 out of non-standard address spaces.
25351 2016-02-05 Jakub Jelinek <jakub@redhat.com>
25353 PR rtl-optimization/69691
25354 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
25356 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
25358 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
25359 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
25360 (*ieee128_mfvsrd_64bit): Likewise.
25361 (*ieee128_mfvsrd_32bit): Likewise.
25363 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
25367 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25369 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25370 instrumented_version.
25372 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
25374 * doc/invoke.texi (Optimize Options): In table of --param options
25375 rename second occurrence of tracer-min-branch-ratio to
25376 tracer-min-branch-probability, rename
25377 tracer-min-branch-ratio-feedback to
25378 tracer-min-branch-probability-feedback and clarify description,
25379 rename sched-spec-state-edge-prob-cutoff to
25380 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
25381 to selsched-insns-to-rename, rename lto-minpartition to
25382 lto-min-partition, delete reorder-blocks-duplicate and
25383 reorder-blocks-duplicate-feedback.
25385 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25387 * config/s390/s390.c (s390_register_info_set_ranges): Remove
25390 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
25392 * doc/extend.texi: S/390: Correct some typos.
25394 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25396 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
25398 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25401 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
25402 (s390_register_info_gprtofpr): Use new macros above.
25403 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
25405 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
25406 its name. Adjust restore and save gpr ranges.
25407 (s390_register_info_set_ranges): New function.
25408 (s390_register_info): Use new macros above. Call
25409 s390_register_info_set_ranges.
25410 (s390_optimize_register_info): Likewise.
25411 (s390_hard_regno_rename_ok): Use new macros.
25412 (s390_hard_regno_scratch_ok): Likewise.
25413 (s390_emit_epilogue): Likewise.
25414 (s390_can_use_return_insn): Likewise.
25415 (s390_optimize_prologue): Likewise.
25416 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
25418 2016-02-05 Jakub Jelinek <jakub@redhat.com>
25421 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
25423 (ix86_option_override_internal): Disable TARGET_STV even for
25424 -m{incoming,preferred}-stack-boundary=3.
25426 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25428 * config.gcc: Mark deprecated rtems targets as obsolete.
25430 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
25432 PR rtl-optimization/64682
25433 PR rtl-optimization/69567
25434 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
25435 before I2 only if the register is both used and set in I2.
25437 2016-02-04 DJ Delorie <dj@redhat.com>
25439 * config/msp430/msp430.c (msp430_start_function): Add function type.
25441 2016-02-04 Jakub Jelinek <jakub@redhat.com>
25444 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
25446 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
25448 PR rtl-optimization/69577
25450 2015-10-29 Richard Henderson <rth@redhat.com>
25454 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
25455 sse check to the exact conditions of PR 67609.
25457 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
25460 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
25461 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
25462 not allowed into the traditional Altivec registers.
25463 (movtd_64bit_nodm): Likewise.
25464 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
25466 2016-02-04 David Malcolm <dmalcolm@redhat.com>
25468 * config/aarch64/cortex-a57-fma-steering.c
25469 (aarch64_register_fma_steering): Remove "static" from arguments
25472 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
25475 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
25476 twice when complex.
25478 2016-02-04 Mike Frysinger <vapier@gentoo.org>
25480 * doc/invoke.texi: Delete -mno-fma4.
25482 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
25484 PR rtl-optimization/69577
25485 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
25486 (find_subregs_of_mode): Update accordingly. Iterate over partial
25489 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
25491 * config/arm/arm-protos.h (neon_reinterpret): Remove.
25492 * config/arm/arm.c (neon_reinterpret): Remove.
25493 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
25494 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
25495 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
25496 vreinterpretti): Remove.
25497 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
25498 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
25499 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
25500 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
25501 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
25502 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
25503 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
25504 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
25505 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
25506 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
25507 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
25508 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
25509 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
25510 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
25511 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
25512 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
25513 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
25514 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
25515 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
25516 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
25517 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
25518 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
25519 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
25520 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
25521 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
25522 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
25523 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
25524 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
25525 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
25526 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
25527 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
25528 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
25529 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
25530 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
25531 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
25532 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
25533 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
25534 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
25535 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
25536 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
25537 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
25538 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
25539 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
25540 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
25541 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
25542 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
25543 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
25544 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
25545 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
25546 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
25547 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
25548 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
25549 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
25550 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
25551 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
25552 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
25553 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
25554 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
25555 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
25556 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
25557 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
25558 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
25559 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
25560 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
25561 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
25562 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
25563 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
25564 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
25565 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
25566 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
25567 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
25568 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
25569 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
25570 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
25571 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
25572 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
25573 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
25574 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
25575 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
25576 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
25577 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
25578 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
25579 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
25580 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
25581 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
25582 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
25583 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
25584 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
25585 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
25586 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
25587 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
25588 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
25589 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
25590 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
25591 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
25592 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
25593 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
25594 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
25595 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
25596 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
25597 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
25598 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
25599 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
25601 2016-02-04 Martin Liska <mliska@suse.cz>
25604 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
25605 that are gimple_store_p.
25606 (maybe_instrument_call): Likewise.
25608 2016-02-04 Bin Cheng <bin.cheng@arm.com>
25610 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
25611 register scaling out of memory reference and comment why.
25613 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25617 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
25618 folding the source of a SET.
25620 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25624 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
25625 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
25627 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
25631 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
25634 2016-02-04 Christian Bruel <christian.bruel@st.com>
25636 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
25637 * config/arm/arm.c (arm_set_current_function): Likewise.
25639 2016-02-04 Jakub Jelinek <jakub@redhat.com>
25640 Ilya Enkovich <enkovich.gnu@gmail.com>
25641 H.J. Lu <hongjiu.lu@intel.com>
25644 * config/i386/i386.c (convert_scalars_to_vector): Remove
25645 stack alignment fixes.
25646 (ix86_option_override_internal): Disable TARGET_STV if stack
25647 might not be aligned enough.
25648 (ix86_minimum_alignment): Assert that TARGET_STV is false.
25650 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
25652 * config/i386/x86-tune.def: Disable default prefetching
25655 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
25656 Vladimir Makarov <vmakarov@redhat.com>
25659 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
25660 in validating fused toc addresses.
25662 2016-02-03 Jakub Jelinek <jakub@redhat.com>
25665 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
25666 range->m_caret fields if range->m_show_caret_p is false.
25669 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
25670 Force oldval into register if it does not satisfy reg_or_short_operand
25671 predicate. Fix up formatting.
25673 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
25674 Alexandre Oliva <aoliva@redhat.com>
25677 * lra-constraints.c (simplify_operand_subreg): Check additionally
25678 address validity after potential reloading.
25679 (process_address_1): Check insns validity. In case of failure do
25682 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
25685 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
25688 2016-02-02 Jakub Jelinek <jakub@redhat.com>
25690 * wide-int.cc (canonize_uhwi): New function.
25691 (wi::divmod_internal): Use it.
25693 2016-02-02 James Norris <jnorris@codesourcery.com>
25695 * gimplify.c (omp_notice_variable): Add usage check.
25697 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
25699 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
25700 like LE, GE, LT, GT when emitting relational operator.
25702 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25704 * ira-costs.c (find_costs_and_classes): Add extra argument.
25705 * target.def (ira_change_pseudo_allocno_class): Add parameter.
25706 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
25707 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
25708 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
25709 Add best_class parameter, and return it if not ALL_REGS.
25710 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
25712 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
25713 Update target hook.
25715 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
25717 * config/aarch64/aarch64.c
25718 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
25719 (aarch64_ira_change_pseudo_allocno_class): New function.
25721 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
25724 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
25726 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25728 * config/avr/avr.c (avr_option_override): Set
25729 PARAM_ALLOW_STORE_DATA_RACES to 1.
25731 2016-02-02 Richard Biener <rguenther@suse.de>
25733 PR tree-optimization/69595
25734 * match.pd: Add range test simplifications to true/false.
25736 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
25738 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
25739 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
25742 2016-02-02 Richard Biener <rguenther@suse.de>
25744 PR tree-optimization/69606
25745 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
25746 info on the result before moving a stmt.
25748 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
25750 PR middle-end/68542
25751 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
25752 branch with vector comparison.
25753 * config/i386/sse.md (VI48_AVX): New mode iterator.
25754 (define_expand "cbranch<mode>4): Add support for conditional branch
25755 with vector comparison.
25756 * tree-vect-loop.c (optimize_mask_stores): New function.
25757 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
25758 has_mask_store field of vect_info.
25759 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
25760 vectorized loops having masked stores after vec_info destroy.
25761 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
25762 correspondent macros.
25763 (optimize_mask_stores): Add prototype.
25765 2016-02-02 Alan Modra <amodra@gmail.com>
25768 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
25771 2016-02-02 Alan Modra <amodra@gmail.com>
25774 * config/rs6000/rs6000.c (need_toc_init): New var, set it
25775 whenever toc_label_name used.
25776 (rs6000_file_start): Don't set up toc section here,
25777 (rs6000_output_function_epilogue): do so here instead,
25778 (rs6000_xcoff_file_start): and here.
25779 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
25780 (load_toc_aix_di): Likewise.
25782 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25784 PR rtl-optimization/69592
25785 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
25786 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
25787 (num_sign_bit_copies_binary_arith_p): New inline function.
25788 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
25790 2016-02-01 Jeff Law <law@redhat.com>
25792 PR tree-optimization/69580
25793 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
25794 * tree-ssa-threadbackward.c
25795 (fsm_find_control_statement_thread_paths): Do not try to walk
25796 through large PHI nodes.
25798 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25800 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
25801 when count is incremented above limit, don't analyze further
25804 * omp-low.c (oacc_parse_default_dims): Avoid
25805 -Wsign-compare warning, make sure value fits into int
25806 rather than just unsigned int.
25808 2016-02-01 Bin Cheng <bin.cheng@arm.com>
25810 PR tree-optimization/67921
25811 * fold-const.c (split_tree): New parameters. Convert pointer
25812 type variable part to proper type before negating.
25813 (fold_binary_loc): Pass new arguments to split_tree.
25815 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
25817 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
25818 (nvptx_goacc_validate_dims): Extend to handle global defaults.
25819 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
25820 * doc/tm.texti: Rebuilt.
25821 * doc/invoke.texi (fopenacc-dim): Document.
25822 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
25823 (append_compiler_options): Likewise.
25824 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
25825 (oacc_parse_default_dims): New.
25826 (oacc_validate_dims): Add USED arg. Select non-unity default when
25828 (oacc_loop_fixed_partitions): Return mask of used partitions.
25829 (oacc_loop_auto_partitions): Emit dump info.
25830 (oacc_loop_partition): Return mask of used partitions.
25831 (execute_oacc_device_lower): Parse default dimension arg. Adjust
25832 loop partitioning and validation calls.
25834 2016-02-01 Richard Biener <rguenther@suse.de>
25836 PR middle-end/69556
25837 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
25839 2016-02-01 Richard Biener <rguenther@suse.de>
25841 PR tree-optimization/69574
25842 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
25843 of asserting return chrec_dont_know.
25845 2016-02-01 Martin Liska <mliska@suse.cz>
25847 * mem-stats-traits.h: Add copyright header.
25848 * mem-stats.h: Likewise.
25850 2016-02-01 Richard Biener <rguenther@suse.de>
25852 PR tree-optimization/69579
25853 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
25854 Do not propagate through abnormal PHI results.
25856 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
25858 * postreload.c (reload_cse_simplify): Remove dead code.
25860 2016-02-01 Jakub Jelinek <jakub@redhat.com>
25862 PR rtl-optimization/69570
25863 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
25864 if there is more than one set, not if there is a single set.
25866 2016-02-01 Richard Henderson <rth@redhat.com>
25869 * combine.c (make_compound_operation): When looking through a
25870 subreg, make sure to re-extend to the width of the outer mode.
25872 2016-01-30 Jakub Jelinek <jakub@redhat.com>
25874 PR tree-optimization/69546
25875 * wide-int.cc (wi::divmod_internal): For unsigned division
25876 where both operands fit into uhwi, if o1 is 1 and o0 has
25877 msb set, if divident_prec is larger than bits per hwi,
25878 clear another quotient word and return 2 instead of 1.
25879 Similarly for remainder with msb in HWI set, if dividend_prec
25880 is larger than bits per hwi.
25882 2016-01-29 Martin Jambor <mjambor@suse.cz>
25884 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
25885 Use short lowercase names.
25886 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
25887 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
25888 acq_rel one. Protect warning agains segfaults if
25889 get_memory_order_name returns NULL.
25890 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
25891 with release semantics. Do not warn if get_memory_order already did.
25892 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
25893 semantics. Fix check for relaxed or acquire semantics. Do not warn
25894 if get_memory_order already did.
25896 2016-01-29 Sebastian Pop <s.pop@samsung.com>
25898 * doc/install.texi: Document that isl-0.16 is supported.
25900 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
25903 * config/i386/constraints.md (Bm): Describe as special memory
25905 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
25906 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25907 * genpreds.c (struct constraint_data): Add is_special_memory.
25908 (have_special_memory_constraints, special_memory_start): New
25910 (special_memory_end): Ditto.
25911 (add_constraint): Add new arg is_special_memory. Add code to
25912 process its true value. Update have_special_memory_constraints.
25913 (process_define_constraint): Pass the new arg.
25914 (process_define_register_constraint): Ditto.
25915 (choose_enum_order): Process special memory.
25916 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
25917 function insn_extra_special_memory_constraint.
25918 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25919 * gensupport.c (process_rtx): Process
25920 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
25921 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
25922 * ira-lives.c (single_reg_class): Use
25923 insn_extra_special_memory_constraint.
25924 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
25925 * lra-constraints.c (process_alt_operands): Ditto.
25926 (curr_insn_transform): Use insn_extra_special_memory_constraint.
25927 * recog.c (asm_operand_ok, preprocess_constraints): Process
25929 * reload.c (find_reloads): Ditto.
25930 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
25931 * stmt.c (parse_input_constraint): Use
25932 insn_extra_special_memory_constraint.
25934 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25937 * lra-splill.c (lra_final_code_change): Revert r229087 by
25938 removing all sub-registers.
25940 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
25943 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
25945 2016-01-29 Jakub Jelinek <jakub@redhat.com>
25948 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
25949 SSE1, copy target into the temporary reg first before recursing
25952 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
25954 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
25957 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25959 * ginclude/stdarg.h: Test __cplusplus instead of
25960 __GXX_EXPERIMENTAL_CXX0X__.
25962 2016-01-29 Richard Biener <rguenther@suse.de>
25964 PR tree-optimization/69547
25965 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
25966 Do not mark clobbers necessary.
25967 (mark_all_reaching_defs_necessary_1): Likewise.
25969 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25971 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
25972 declaration name with %qs and print it in both error messages.
25973 Also fix indentation.
25975 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25978 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
25979 trailing blank line from error message.
25981 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
25984 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
25987 2016-01-29 Richard Biener <rguenther@suse.de>
25989 PR middle-end/69537
25990 * match.pd: Allow all integral types when simplifying a
25991 widening or sign-changing conversion.
25993 2016-01-28 Sebastian Pop <s.pop@samsung.com>
25995 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
25996 back to setting codegen_error to fail codegen.
25998 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
26001 * config/i386/constraints.md (C): Only accept constant zero operand.
26002 (BC): New constraint.
26003 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
26004 instead of C constraint.
26005 * doc/md.texi (Machine Constraints): Update description
26008 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
26011 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
26013 2016-01-28 Jakub Jelinek <jakub@redhat.com>
26015 PR middle-end/69542
26016 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
26019 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
26021 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
26022 branches if using guessed profile.
26024 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
26026 * graphite-optimize-isl.c (optimize_isl): Fix dump.
26028 2016-01-28 Richard Henderson <rth@redhat.com>
26031 * config/aarch64/aarch64-modes.def (CC_Cmode): New
26032 * config/aarch64/aarch64-protos.h: Update.
26033 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
26034 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
26035 (aarch64_get_condition_code_1): Handle CC_Cmode.
26036 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
26037 (*add<mode>3_compareC_cconly_imm): New.
26038 (*add<mode>3_compareC_cconly): New.
26039 (*add<mode>3_compareC_imm): New.
26040 (add<mode>3_compareC): New.
26041 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
26042 to be first. Use aarch64_carry_operation.
26043 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
26044 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
26045 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
26046 (subti3): Use subdi3_compare1.
26047 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
26048 (sub<mode>3_compare1): New.
26049 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
26050 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
26051 (*subsi3_carryin_uxtw): Likewise.
26052 (*ngc<mode>, *ngcsi_uxtw): Likewise.
26053 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
26054 * config/aarch64/iterators.md (DWI): New.
26055 * config/aarch64/predicates.md (aarch64_carry_operation): New.
26056 (aarch64_borrow_operation): New.
26058 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
26060 * graphite-optimize-isl.c (optimize_isl): Print a different debug
26061 message when isl does not return a valid schedule.
26063 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26065 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
26066 Remove comments from class declarations: they are already in the code
26069 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26071 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
26073 (ternary_op_to_tree): Same.
26074 (unary_op_to_tree): Same.
26075 (nary_op_to_tree): Same.
26076 (gcc_expression_from_isl_expr_op): Same.
26077 (gcc_expression_from_isl_expression): Same.
26078 (graphite_create_new_loop): Same.
26079 (graphite_create_new_loop_guard): Same.
26080 (build_iv_mapping): Same.
26081 (graphite_create_new_guard): Same.
26082 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
26083 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
26085 2016-01-28 Sebastian Pop <s.pop@samsung.com>
26087 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
26088 instead of setting codegen_error to fail codegen.
26090 2016-01-28 Jason Merrill <jason@redhat.com>
26092 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
26094 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26096 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
26097 Remove CONST_INT_P check in CCMP cost calculation.
26099 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26101 * config/aarch64/aarch64.c (generic_vector_cost):
26102 Set vec_permute_cost.
26103 (cortexa57_vector_cost): Likewise.
26104 (exynosm1_vector_cost): Likewise.
26105 (xgene1_vector_cost): Likewise.
26106 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
26107 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
26108 Add vec_permute_cost entry.
26110 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
26112 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
26114 (add<mode>3_compare0): Likewise.
26115 (addsi3_compare0_uxtw): Likewise.
26116 (add<mode>3nr_compare0): Likewise.
26117 (compare_neg<mode>): Likewise.
26118 (<optab><mode>3): Likewise.
26120 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
26122 * tree-vect-stmts.c (vectorizable_comparison): Add
26123 NULL check for vectype.
26125 2016-01-28 Richard Biener <rguenther@suse.de>
26127 PR tree-optimization/69466
26128 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
26129 Account for PHIs we couldn't duplicate.
26131 2016-01-28 Martin Liska <mliska@suse.cz>
26134 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
26135 instead of ENABLE_VALGRIND_CHECKING.
26137 2016-01-27 Richard Henderson <rth@redhat.com>
26140 * lra-remat.c (subreg_regs): New.
26141 (dump_candidates_and_remat_bb_data): Dump it.
26142 (operand_to_remat): Reject if operand in subreg_regs.
26143 (set_bb_regs): Collect subreg_regs.
26144 (lra_remat): Init and free subreg_regs. Compute
26145 calculate_local_reg_remat_bb_data before create_cands.
26147 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
26150 * config/i386/i386.c (ix86_update_stack_boundary): Don't
26151 change stack_alignment_needed for __tls_get_addr call.
26153 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
26155 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
26157 2016-01-27 Jeff Law <law@redhat.com>
26159 PR tree-optimization/68398
26160 PR tree-optimization/69196
26161 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
26162 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
26163 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26164 Only count PHIs in the last block in the path. The others will
26165 const/copy propagate away. Add heuristic to allow more irreducible
26166 subloops to be created when it is likely profitable to do so.
26168 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
26169 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
26170 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
26172 2016-01-27 Jakub Jelinek <jakub@redhat.com>
26175 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
26176 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
26177 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
26178 * tree-streamer-in.c: Include asan.h.
26179 (streamer_get_builtin_tree): For builtins in sanitizer
26180 range call initialize_sanitizer_builtins and retry.
26182 2016-01-27 Ian Lance Taylor <iant@google.com>
26184 * common.opt (fkeep-gc-roots-live): New undocumented option.
26185 * tree-ssa-loop-ivopts.c (add_candidate_1): If
26186 -fkeep-gc-roots-live, skip pointers.
26187 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
26190 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
26193 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
26194 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
26196 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
26199 * configure.ac: NetBSD provides SSP in its C library.
26200 * configure: Updated.
26202 2016-01-27 Richard Biener <rguenther@suse.de>
26204 PR tree-optimization/69166
26205 * tree-vect-loop.c (vect_is_simple_reduction): Always check
26206 reduction code for commutativity / associativity.
26208 2016-01-27 Martin Jambor <mjambor@suse.cz>
26210 PR tree-optimization/69355
26211 * tree-sra.c (analyze_access_subtree): Correct hole detection when
26212 total_scalarization fails.
26214 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
26216 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
26219 2016-01-27 Christian Bruel <christian.bruel@st.com>
26222 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
26223 Move arm_reset_previous_fndecl and set_target_option_current_node in
26224 the conditional part. Call save_restore_target_globals.
26225 * config/arm/arm.c (arm_set_current_function):
26226 Refactor to better support #pragma target and attribute mix.
26227 Call save_restore_target_globals.
26228 * config/arm/arm-protos.h (save_restore_target_globals): New function.
26230 2016-01-27 Martin Liska <mliska@suse.cz>
26232 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
26233 reference for an HSA kernel and its host function.
26235 2016-01-27 Jakub Jelinek <jakub@redhat.com>
26237 PR tree-optimization/69399
26238 * wide-int.h (wi::lrshift): For larger precisions, only
26239 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
26241 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
26243 * config/arc/predicates.md (proper_comparison_operator): Reject
26244 constant-constant comparison.
26246 2016-01-26 Tom de Vries <tom@codesourcery.com>
26248 PR tree-optimization/69110
26249 * tree-data-ref.c (initialize_data_dependence_relation): Handle
26250 DR_NUM_DIMENSIONS == 0.
26252 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
26253 Sebastian Pop <s.pop@samsung.com>
26255 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
26256 isl_ast_op_cond and isl_ast_op_select.
26257 (gcc_expression_from_isl_expr_op): Same.
26259 2016-01-26 Jason Merrill <jason@redhat.com>
26262 * tree.c (recompute_constructor_flags): Split out from
26264 (verify_constructor_flags): New.
26265 * tree.h: Declare them.
26267 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
26269 PR rtl-optimization/69217
26270 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
26271 are no TYPE_FIELDS set for the record type.
26273 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26276 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
26277 toc_label_name unconditionally.
26278 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
26279 SYMBOL_REF string. Use toc_label_name instead of constructing
26281 (rs6000_elf_declare_function_name): Use toc_label_name instead of
26282 constructing LCTOC1.
26284 2016-01-26 Martin Sebor <msebor@redhat.com>
26287 * doc/extend.texi (Common Type Attributes): Move text that talks about
26288 attribute packed from attribute aligned to the section discussing
26289 the former attribute for clarity.
26291 2016-01-26 Richard Henderson <rth@redhat.com>
26293 PR middle-end/60908
26294 * trans-mem.c (tm_region_init): Mark entry block as visited.
26296 2016-01-26 David Malcolm <dmalcolm@redhat.com>
26299 * diagnostic-show-locus.c (layout::print_source_line): Replace
26300 call to pp_newline with call to layout::print_newline.
26301 (layout::print_annotation_line): Likewise.
26302 (layout::move_to_column): Likewise.
26303 (layout::print_any_fixits): After printing any fixits, print a
26304 trailing newline, if necessary.
26305 (layout::print_newline): New method, resetting any colorization
26307 (diagnostic_show_locus): Move the pp_newline to before the
26308 early bailout. Remove dummy block enclosing the layout instance.
26309 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
26310 of pp_newline_and_flush with pp_flush.
26311 (diagnostic_append_note): Delete use of pp_newline.
26312 (diagnostic_append_note_at_rich_loc): Delete.
26313 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
26314 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
26315 when newline characters are added to the buffer.
26317 2016-01-26 Michael Matz <matz@suse.de>
26319 * configure.ac (ac_cv_std_swap_in_utility): New test.
26320 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
26321 * configure: Regenerate.
26322 * config.in: Regenerate.
26324 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
26326 * config/arc/arc.md (cstoresi4): Force operand into register.
26327 (arcset<code>): Fix predicate.
26328 (arcsetltu): Likewise.
26329 (arcsetgeu): Likewise.
26330 (arcsethi): Likewise.
26331 (arcsetls): Likewise.
26333 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26335 PR tree-optimization/69483
26336 * gimple-fold.c (canonicalize_constructor_val): Return NULL
26337 if base has error_mark_node type.
26339 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
26342 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
26343 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
26345 (vget_lane_f16): Handle big-endian.
26346 (vgetq_lane_f16): Likewise.
26347 (vset_lane_f16): Likewise.
26348 (vsetq_lane_f16): Likewise.
26349 * config/arm/iterators.md (VQXMOV): Add V8HF.
26350 (VDQ): Add V4HF and V8HF.
26351 (V_reg): Handle V4HF and V8HF.
26352 (Is_float_mode): Likewise.
26353 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
26354 neon_vdup_nv8hf): New patterns.
26355 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
26356 Use VD_LANE iterator.
26357 (neon_vld1_dup<mode>): Use VQ2 iterator.
26359 2016-01-26 Nathan Sidwell <nathan@acm.org>
26361 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
26362 (set_oacc_fn_attrib): Add IS_KERNEL arg.
26363 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
26364 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
26365 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
26366 (oacc_validate_dims): Add LEVEL arg, don't return level.
26367 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
26368 oacc_validate_dims.
26369 (execute_oacc_device_lower): Adjust, add more dump output.
26370 * tree-ssa-loop.c (gate_oacc_kernels): Use
26371 oacc_fn_attrib_kernels_p.
26372 * tree-parloops.c (create_parallel_loop): Adjust
26373 set_oacc_fn_attrib call.
26375 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26378 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
26379 (append_compiler_options): Handle -fcilkplus.
26380 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
26382 2016-01-26 Nick Clifton <nickc@redhat.com>
26385 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
26386 been marked as DECL_ONE_ONLY but we do not the means to make it
26387 so, then do not allow it to bind locally.
26389 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26392 * opts.h (parse_sanitizer_options): New prototype.
26393 * opts.c (sanitizer_opts): New array.
26394 (parse_sanitizer_options): New function.
26395 (common_handle_option): Use parse_sanitizer_options.
26397 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
26400 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
26401 alignment adjustment to ...
26402 (ix86_update_stack_boundary): Here. Don't over-align stack for
26404 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
26405 if __tls_get_addr is called.
26407 2016-01-26 Christian Bruel <christian.bruel@st.com>
26409 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
26411 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
26413 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
26415 2016-01-26 Richard Biener <rguenther@suse.de>
26417 PR middle-end/69467
26418 * match.pd: Guard X * CST CMP 0 pattern with single_use.
26420 2016-01-26 Richard Biener <rguenther@suse.de>
26422 PR tree-optimization/69452
26423 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
26424 (move_computations_dom_walker::before_dom_children): Rename
26426 (move_computations_worker): This.
26427 (move_computations): Perform an RPO rather than a DOM walk.
26429 2016-01-26 Jakub Jelinek <jakub@redhat.com>
26432 * combine.c (combine_instructions): For REG_EQUAL note with
26433 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
26434 to the underlying register.
26435 * doc/rtl.texi (REG_EQUAL): Document the behavior of
26436 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
26438 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
26441 * config/aarch64/aarch64-builtins.c
26442 (aarch64_init_simd_builtin_types): Do not set structural
26443 equality to __Poly{8,16,64,128}_t types.
26445 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
26447 PR tree-optimization/69400
26448 * wide-int.cc (wi_pack): Take the precision as argument and
26449 perform canonicalization here rather than in the callers.
26450 Use the main loop to handle all full-width HWIs. Add a
26451 zero HWI if in_len isn't a full result.
26452 (wi::divmod_internal): Update accordingly.
26453 (wi::mul_internal): Likewise. Simplify.
26455 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
26456 Sebastian Pop <s.pop@samsung.com>
26458 * graphite-poly.c (apply_poly_transforms): Simplify.
26459 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
26460 (print_isl_map): Same.
26461 (print_isl_union_map): Same.
26462 (print_isl_schedule): New.
26463 (debug_isl_schedule): New.
26464 * graphite-dependences.c (scop_get_reads): Do not call
26465 isl_union_map_add_map that is undocumented isl functionality.
26466 (scop_get_must_writes): Same.
26467 (scop_get_may_writes): Same.
26468 (scop_get_original_schedule): Remove.
26469 (scop_get_dependences): Do not call isl_union_map_compute_flow that
26470 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
26471 (compute_deps): Remove.
26472 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
26473 (debug_schedule_ast): New.
26474 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
26475 set_separate_option.
26476 (graphite_regenerate_ast_isl): Add dump.
26477 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
26478 from scop->transformed_schedule.
26479 (graphite_regenerate_ast_isl): Add more dump.
26480 * graphite-optimize-isl.c (optimize_isl): Set
26481 scop->transformed_schedule. Check whether schedules are equal.
26482 (apply_poly_transforms): Move here.
26483 * graphite-poly.c (apply_poly_transforms): ... from here.
26484 (free_poly_bb): Static.
26485 (free_scop): Static.
26486 (pbb_number_of_iterations_at_time): Remove.
26487 (print_isl_ast): New.
26488 (debug_isl_ast): New.
26489 (debug_scop_pbb): New.
26490 * graphite-scop-detection.c (print_edge): Move.
26491 (print_sese): Move.
26492 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
26493 (build_scop_scattering): Remove.
26494 (create_pw_aff_from_tree): Assert instead of bailing out.
26495 (add_condition_to_pbb): Remove unused code, do not fail.
26496 (add_conditions_to_domain): Same.
26497 (add_conditions_to_constraints): Remove.
26498 (build_scop_context): New.
26499 (add_iter_domain_dimension): New.
26500 (build_iteration_domains): Initialize pbb->iterators.
26501 Call add_conditions_to_domain.
26504 (index_outermost_in_loop): New.
26505 (index_pbb_in_loop): New.
26506 (outermost_pbb_in): New.
26507 (add_in_sequence): New.
26508 (add_outer_projection): New.
26509 (outer_projection_mupa): New.
26510 (add_loop_schedule): New.
26511 (build_schedule_pbb): New.
26512 (build_schedule_loop): New.
26513 (embed_in_surrounding_loops): New.
26514 (build_schedule_loop_nest): New.
26515 (build_original_schedule): New.
26516 (build_poly_scop): Call build_original_schedule.
26517 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
26518 (free_poly_dr): Remove.
26519 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
26520 (free_poly_bb): Remove.
26521 (debug_loop_vec): Remove.
26522 (print_isl_ast): Declare.
26523 (debug_isl_ast): Declare.
26524 (scop_do_interchange): Remove.
26525 (scop_do_strip_mine): Remove.
26526 (scop_do_block): Remove.
26527 (flatten_all_loops): Remove.
26528 (optimize_isl): Remove.
26529 (pbb_number_of_iterations_at_time): Remove.
26530 (debug_scop_pbb): Declare.
26531 (print_schedule_ast): Declare.
26532 (debug_schedule_ast): Declare.
26533 (struct scop): Remove schedule. Add original_schedule,
26534 transformed_schedule.
26535 (free_gimple_poly_bb): Remove.
26536 (print_generated_program): Remove.
26537 (debug_generated_program): Remove.
26538 (unify_scattering_dimensions): Remove.
26539 * sese.c (print_edge): ... here.
26540 (print_sese): ... here.
26541 (debug_edge): ... here.
26542 (debug_sese): ... here.
26543 * sese.h (print_edge): Declare.
26544 (print_sese): Declare.
26545 (dump_edge): Declare.
26546 (dump_sese): Declare.
26548 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
26549 Sebastian Pop <s.pop@samsung.com>
26551 * Makefile.in: Set ISLVER in site.exp.
26553 2016-01-25 Jakub Jelinek <jakub@redhat.com>
26555 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
26556 DECL_VALUE_EXPR of new_var even for the non-array case. Look
26557 through DECL_VALUE_EXPR for expansion.
26559 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
26561 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
26562 the frame info after reload completed.
26564 2016-01-25 Jeff Law <law@redhat.com>
26566 PR tree-optimization/69196
26567 PR tree-optimization/68398
26568 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
26569 tree-ssa-threadupdate.c.
26570 (determine_bb_domination_status): Prototype
26571 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
26572 (determine_bb_domination_status): No longer static.
26573 (valid_jump_thread_path): Remove code to detect characteristics
26574 of the jump thread path not associated with correctness.
26575 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
26576 Correct test for thread path length. Count PHIs for real operands as
26577 statements that need to be copied. Do not count ASSERT_EXPRs.
26578 Look at all the blocks in the thread path. Compute and selectively
26579 filter thread paths based on threading through the latch, threading
26580 a multiway branch or crossing a multiway branch.
26582 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26584 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
26585 decl with __attribute__ ((unused)) annotation.
26587 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
26590 * tree-vect-stmts.c (vectorizable_condition): Check vectype
26591 of operands is compatible with a statement vectype.
26593 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
26595 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
26596 improve wording for mixed storage order support.
26598 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
26600 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
26601 (vcvt_u64_f64): Likewise.
26602 (vcvta_s64_f64): Likewise.
26603 (vcvta_u64_f64): Likewise.
26604 (vcvtm_s64_f64): Likewise.
26605 (vcvtm_u64_f64): Likewise.
26606 (vcvtn_s64_f64): Likewise.
26607 (vcvtn_u64_f64): Likewise.
26608 (vcvtp_s64_f64): Likewise.
26609 (vcvtp_u64_f64): Likewise.
26611 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
26613 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
26614 (arc_init): Check validity mll64 option.
26615 (arc_save_restore): Use double load/store instruction.
26616 (arc_expand_movmem): Likewise.
26617 (arc_split_move): Don't split if we have double load/store
26618 instructions. Returns a boolean.
26619 (arc_process_double_reg_moves): Change function to return boolean
26620 instead of a sequence of instructions.
26621 (arc_dwarf_register_span): New function.
26622 * config/arc/arc-protos.h (arc_split_move): Change prototype.
26623 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
26624 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
26625 (*movdf_insn): Likewise.
26626 * config/arc/arc.opt (mll64): New option.
26627 * config/arc/predicates.md (even_register_operand): New predicate.
26628 * doc/invoke.texi (ARC Options): Add mll64 documentation.
26630 2016-01-25 Richard Biener <rguenther@suse.de>
26633 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
26634 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
26636 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
26638 2016-01-25 Richard Biener <rguenther@suse.de>
26640 PR tree-optimization/69376
26641 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
26643 (VN_INFO_ANTI_RANGE_P): New inline.
26644 (VN_INFO_RANGE_TYPE): Likewise.
26645 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
26646 SSA_NAME_ANTI_RANGE_P.
26647 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
26648 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
26649 Properly query VN_INFO_RANGE_TYPE.
26651 2016-01-25 Nick Clifton <nickc@redhat.com>
26654 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
26656 2016-01-23 Tom de Vries <tom@codesourcery.com>
26658 PR tree-optimization/69426
26659 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
26662 2016-01-23 Jakub Jelinek <jakub@redhat.com>
26664 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
26665 "the the" with "the" in the comments.
26666 * ipa-devirt.c (build_type_inheritance_graph,
26667 update_type_inheritance_graph): Likewise.
26668 * tree.c (build_function_type_list_1): Likewise.
26669 * cfgloopmanip.c (scale_loop_profile): Likewise.
26670 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
26671 * gimple-ssa-split-paths.c
26672 (find_block_to_duplicate_for_splitting_paths): Likewise.
26673 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
26674 * expr.c (convert_move): Likewise.
26675 * var-tracking.c (vt_stack_adjustments): Likewise.
26676 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
26677 * tree-vrp.c (test_for_singularity): Likewise.
26679 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
26680 directly instead of building a temporary tree.
26683 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
26684 remove <algorithm> include.
26686 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26689 * config/i386/i386.c: Include dojump.h.
26690 (expand_small_movmem_or_setmem,
26691 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
26693 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
26694 if dynamic_check != -1.
26696 2016-01-21 Jeff Law <law@redhat.com>
26698 PR middle-end/69347
26699 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
26700 record_temporary_equivalences. Rewritten to avoid unnecessary calls
26701 into dominated_by_p.
26702 (cprop_into_successor_phis): Avoid unnecessary tests.
26704 2016-01-22 Richard Henderson <rth@redhat.com>
26707 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
26708 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
26710 2016-01-22 Michael Matz <matz@suse.de>
26712 * system.h (string, algorithm): Include only conditionally.
26713 (new): Include always under C++.
26714 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
26715 * final.c (toplevel): Ditto.
26716 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
26717 * genconditions.c (write_header): Make gencondmd.c define
26719 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
26721 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
26722 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
26724 2016-01-22 Christian Bruel <christian.bruel@st.com>
26727 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
26729 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26732 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
26733 define_insn_and_split. Ensure operands[1] and operands[0] do not
26734 get assigned the same register.
26736 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
26738 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
26740 2016-01-22 Christian Bruel <christian.bruel@st.com>
26742 * config/arm/arm-c.c (arm_pragma_target_parse):
26743 Remove warn_builtin_macro_redefined overwrite.
26745 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26747 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
26748 flag_non_call_exceptions compatibility.
26750 2016-01-22 Jakub Jelinek <jakub@redhat.com>
26753 * dwarf2out.c (add_child_die_after): New function.
26754 (dwarf_qual_info_t): New type.
26755 (dwarf_qual_info): New variable.
26756 (qualified_die_p): New function.
26757 (modified_type_die): For -fdebug-types-section, ensure
26758 canonical order of qualifiers. Put qualified DIEs adjacent
26759 to the corresponding non-qualified type DIE and search there
26760 for existing qualified DIEs.
26762 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
26764 * doc/extend.texi (scalar_storage_order type attribute): Document
26765 restriction on type punning and aliasing, and remove future tense.
26767 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
26770 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
26773 2016-01-21 Jeff Law <law@redhat.com>
26775 PR middle-end/69347
26776 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
26777 useless call to record_temporary_equivalences.
26778 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
26779 allocate 10 slots in the bb_path vector and let it grow as needed.
26780 (fsm_find_control_statement_thread_paths): Similarly for the next_path
26783 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26785 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
26787 * configure: Regenerate.
26789 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
26791 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
26792 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
26794 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
26796 PR middle-end/66178
26797 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
26798 drop EXPAND_INITIALIZER.
26799 * rtl.h (contains_symbolic_reference_p): Declare.
26800 * rtlanal.c (contains_symbolic_reference_p): New function.
26801 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
26802 a subtraction into a NOT if symbolic constants are involved.
26804 2016-01-21 Anton Blanchard <anton@samba.org>
26805 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26808 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
26810 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
26813 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26815 * config/microblaze/microblaze.c
26816 (get_branch_target): New.
26817 (insert_wic_for_ilb_runout): New.
26819 (microblaze_machine_dependent_reorg): New.
26820 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
26821 * config/microblaze/microblaze.md
26822 (UNSPEC_IPREFETCH): Define.
26823 (iprefetch): New pattern
26824 * config/microblaze/microblaze.opt
26825 (mxl-prefetch): New flag.
26827 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
26829 * config/microblaze/microblaze.h
26830 (FIXED_REGISTERS): Update in macro.
26831 (CALL_USED_REGISTERS): Update in macro.
26833 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
26835 PR rtl-optimization/68920
26836 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
26839 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
26841 PR rtl-optimization/68990
26842 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
26843 pseudo instead of inheritance ones.
26845 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
26846 Nick Clifton <nickc@redhat.com>
26850 * config/mips/mips.c (mips_compute_frame_info): Initialise
26851 args_size and hard_frame_pointer_offset fields of the frame
26852 structure before calling mips_global_pointer.
26854 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
26856 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
26858 * configure: Regenerate.
26860 2016-01-21 Richard Biener <rguenther@suse.de>
26862 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
26864 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26866 * config/s390/s390.c (s390_asm_declare_function_size): Add code
26867 to actually emit the .size directive.
26869 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
26870 Jakub Jelinek <jakub@redhat.com>
26874 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
26875 args array size by one to avoid buffer overflow.
26877 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
26879 * config/s390/s390.md (pool_section_start): Use switch_to_section
26880 to select proper read-only data section instead of hardcoding
26882 (pool_section_end): Use switch_to_section to match the above.
26884 2016-01-21 Richard Biener <rguenther@suse.de>
26886 PR tree-optimization/69378
26887 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
26888 (set_ssa_val_to): Use it for dominance checks taking into
26889 account not executable edges.
26891 2016-01-21 Jakub Jelinek <jakub@redhat.com>
26894 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
26895 for bitsize instead of GET_MODE_PRECISION (mode).
26897 2016-01-20 Martin Sebor <msebor@redhat.com>
26900 * extend.texi (__sync Builtins): Clarify the semantics of
26901 __sync_fetch_and_OP built-ins on pointers.
26902 (__atomic Builtins): Same.
26904 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26905 Sebastian Pop <s.pop@samsung.com>
26907 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
26908 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
26909 (is_valid_rename): Same.
26910 (translate_isl_ast_to_gimple::get_rename): Same.
26911 (translate_isl_ast_to_gimple::rename_all_uses): Same.
26912 (translate_isl_ast_to_gimple::rename_uses): Same.
26913 (get_new_name): Check for close_phi nodes.
26914 (copy_loop_phi_args): Use phi_node_kind.
26915 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
26916 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
26918 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26919 Sebastian Pop <s.pop@samsung.com>
26921 Revert commit r229783.
26922 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
26923 Remove use of parameter_rename_map.
26924 (copy_def): Remove.
26925 (copy_internal_parameters): Remove.
26926 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
26927 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
26928 (free_sese_info): Do not free parameter_rename_map.
26929 (set_rename): Do not use parameter_rename_map.
26930 (rename_uses): Update call to set_rename.
26931 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
26932 * sese.h (parameter_rename_map_t): Remove.
26933 (struct sese_info_t): Remove field parameter_rename_map.
26935 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26936 Sebastian Pop <s.pop@samsung.com>
26938 * graphite-isl-ast-to-gimple.c: Fix comment.
26939 * graphite-scop-detection.c (defined_in_loop_p): New.
26940 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
26941 names defined in loop.
26943 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26944 Sebastian Pop <s.pop@samsung.com>
26946 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
26947 Discard unstructured if-then-else regions.
26949 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26950 Sebastian Pop <s.pop@samsung.com>
26952 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
26953 (cleanup_loop_iter_dom): Remove.
26954 (build_loop_iteration_domains): Remove.
26955 (build_scop_context): Remove.
26956 (build_scop_iteration_domain): Remove.
26957 (add_loop_constraints): New.
26958 (build_iteration_domains): New.
26959 (build_poly_scop): Call build_iteration_domains.
26961 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26962 Sebastian Pop <s.pop@samsung.com>
26964 * graphite-scop-detection.c
26965 (scop_detection::harmful_loop_in_region): Free dom and loops.
26966 (scop_detection::loop_body_is_valid_scop): Free bbs.
26968 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26969 Sebastian Pop <s.pop@samsung.com>
26971 * graphite-scop-detection.c (record_loop_in_sese): New.
26972 (gather_bbs::before_dom_children): Call record_loop_in_sese.
26973 (build_scops): Remove call to build_sese_loop_nests.
26974 * sese.c (sese_record_loop): Remove.
26975 (build_sese_loop_nests): Remove.
26976 (new_sese_info): Remove region->loops.
26977 (free_sese_info): Same.
26978 * sese.h (sese_contains_loop): Same.
26979 (build_sese_loop_nests): Remove.
26980 (sese_contains_loop): Remove.
26982 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26983 Sebastian Pop <s.pop@samsung.com>
26985 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
26986 loop_is_valid_in_scop.
26987 (scop_detection::harmful_stmt_in_region): Renamed
26988 harmful_loop_in_region.
26989 Call loop_is_valid_in_scop.
26991 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26992 Sebastian Pop <s.pop@samsung.com>
26994 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
26997 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
26998 Sebastian Pop <s.pop@samsung.com>
27000 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
27001 * graphite.h (struct poly_bb): Remove field is_reduction.
27002 (PBB_IS_REDUCTION): Remove.
27004 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
27005 Sebastian Pop <s.pop@samsung.com>
27007 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
27008 (add_pdr_constraints): Same.
27009 (scop_get_reads): Same.
27010 (scop_get_must_writes): Same.
27011 (scop_get_may_writes): Same.
27012 (scop_get_original_schedule): Same.
27013 (extend_schedule): Same.
27014 (apply_schedule_on_deps): Same.
27015 (carries_deps): Same.
27016 (compute_deps): Same.
27017 (scop_get_dependences): Same.
27018 * graphite-isl-ast-to-gimple.c
27019 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
27020 * graphite-optimize-isl.c (get_schedule_for_band): Same.
27021 (get_schedule_for_band_list): Same.
27022 (get_schedule_map): Same.
27023 (apply_schedule_map_to_scop): Same.
27024 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
27025 (build_loop_iteration_domains): Same.
27026 (add_condition_to_pbb): Same.
27027 (add_param_constraints): Same.
27028 (pdr_add_memory_accesses): Same.
27029 (pdr_add_data_dimensions): Same.
27031 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
27033 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
27036 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
27038 * common.opt (feliminate-dwarf2-dups): Replace references to
27039 "DWARF 2" with just "DWARF".
27040 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
27041 * doc/extend.texi: Likewise.
27042 * doc/cpp.texi: Likewise.
27043 * doc/invoke.texi: Likewise.
27044 (Option Summary): Add -gdwarf to list of Debugging Options.
27045 (Debugging Options): Document -gdwarf.
27046 * doc/contrib.texi: Spell "DWARF" like that.
27048 2016-01-21 Jakub Jelinek <jakub@redhat.com>
27050 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
27051 warning. Fix up formatting.
27053 PR middle-end/67653
27054 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
27055 attempt to mark memory input operand addressable and
27056 call prepare_gimple_addressable in that case. Don't adjust
27057 input_location for diagnostics, use error_at instead.
27059 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
27061 * config/rs6000/ppc-auxv.h: New file.
27062 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
27063 (cpu_is): Likewise.
27064 (cpu_supports): Likewise.
27065 * config/rs6000/rs6000.c: include "ppc-auxv.h".
27066 (cpu_is_info): New variable.
27067 (cpu_supports_info): Likewise.
27068 (tcb_verification_symbol): Likewise.
27069 (cpu_builtin_p): Likewise.
27070 (cpu_expand_builtin): New function.
27071 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
27072 (rs6000_init_builtins): Likewise.
27073 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
27074 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
27075 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
27076 * configure: Regenerate.
27077 * config.in: Likewise.
27078 * doc/extend.texi (PowerPC Built-in Functions): Document
27079 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
27081 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
27084 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
27086 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
27089 2016-01-20 Richard Henderson <rth@redhat.com>
27095 * tree.c (tm_define_builtin): New.
27096 (find_tm_vector_type): New.
27097 (build_tm_vector_builtins): New.
27098 (build_common_builtin_nodes): Call it.
27100 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
27102 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
27103 (arm_fp_ok): Likewise.
27104 (arm_fp): Likewise.
27105 (arm_crypto): Likewise.
27107 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
27108 Richard Biener <rguenther@suse.de>
27110 PR tree-optimization/69328
27111 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
27112 vectors have same number of elements.
27113 (vectorizable_condition): Fix masked version recognition.
27115 2016-01-20 Richard Biener <rguenther@suse.de>
27117 PR tree-optimization/69345
27118 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
27119 (VN_INFO_PTR_INFO): Likewise.
27120 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
27121 info when it is equal between non-dominating SSA names.
27122 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
27123 Make sure to look at original SSA infos.
27125 2016-01-20 Jeff Law <law@redhat.com>
27128 * config/m68k/predicates.md (pow2_m1_operand): New predicate
27130 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
27131 (pc_or_label_operand): New predicate.
27132 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
27133 tests for small integers that are 2^n - 1.
27135 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
27137 * doc/invoke.texi (Options Summary): Add '.' after @xref.
27139 2016-01-19 Jeff Law <law@redhat.com>
27141 PR middle-end/69347
27142 * tree-ssa-threadbackwards.c
27143 (fsm_find_control_statement_thread_paths): Do not try to lookup
27144 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
27146 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
27148 * doc/lto.texi: Remove text that says only Gold has linker plugin
27151 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
27153 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
27154 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
27155 the DIE accordingly.
27156 (modified_type_die): Add REVERSE parameter and pass it recursively,
27157 as well as to base_type_die. Adjust presence check accordingly.
27158 (base_type_for_mode): Adjust call to modified_type_die.
27159 (add_type_attribute): Add REVERSE parameter and pass it to
27161 (generic_parameter_die): Adjust call to add_type_attribute.
27162 (add_scalar_info): Likewise.
27163 (add_subscript_info): Likewise.
27164 (gen_array_type_die): Likewise.
27165 (gen_descr_array_type_die): Likewise.
27166 (gen_entry_point_die): Likewise.
27167 (gen_enumeration_type_die): Likewise.
27168 (gen_formal_parameter_die): Likewise.
27169 (gen_subprogram_die): Likewise.
27170 (gen_variable_die ): Likewise.
27171 (gen_const_die): Likewise.
27172 (gen_field_die): Likewise.
27173 (gen_pointer_type_die): Likewise.
27174 (gen_reference_type_die): Likewise.
27175 (gen_ptr_to_mbr_type_die): Likewise.
27176 (gen_inheritance_die): Likewise.
27177 (gen_subroutine_type_die): Likewise.
27178 (gen_typedef_die): Likewise.
27179 (force_type_die): Adjust call to modified_type_die.
27181 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
27183 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
27184 flow throughout the file. Fix broken link to Objective-C 2.0
27186 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
27189 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27191 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
27193 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27196 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
27197 (maybe_record_node): Record cxa_pure_virtual as the only possible
27198 target if there are not ohter candidates.
27199 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
27201 2016-01-19 Richard Biener <rguenther@suse.de>
27203 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
27204 (get_memory_order): Likewise.
27206 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
27208 * tree-vect-stmts.c (vectorizable_store): Check
27211 2016-01-19 David Malcolm <dmalcolm@redhat.com>
27214 * gcc.c (driver::decode_argv): Add call to
27215 init_opts_obstack before init_options_struct.
27216 * opts.c (init_opts_obstack): Remove idempotency.
27217 (init_options_struct): Replace call to init_opts_obstack
27218 with a gcc_assert to verify that it has already been called.
27219 * toplev.c (toplev::main): Add call to init_opts_obstack before
27220 calls to init_options_struct.
27221 (toplev::finalize): Move cleanup of opts_obstack next to
27222 cleanup of save_decoded_options, clearing the latter, and
27223 save_decoded_options_count.
27225 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27228 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
27229 attribute to unconditional. Remove %? from output template.
27231 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27232 Jiong Wang <jiong.wang@arm.com>
27234 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
27235 generated from different expand order.
27237 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27239 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27240 Add support for CCMP costing.
27242 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27244 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
27245 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
27246 (fccmpe<mode>): Likewise.
27247 (fcmp): Rename to fcmp and globalize pattern.
27249 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
27250 (aarch64_gen_ccmp_next): Add FP support.
27252 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
27254 * target.def (gen_ccmp_first): Update documentation.
27255 (gen_ccmp_next): Likewise.
27256 * doc/tm.texi (gen_ccmp_first): Update documentation.
27257 (gen_ccmp_next): Likewise.
27258 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
27259 expand_ccmp_expr_1. Improve comments.
27260 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
27261 (ccmp_ior<mode>): Remove pattern.
27262 (cmp<mode>): Remove expand.
27263 (cmp): Globalize pattern.
27264 (cstorecc4): Use cc_register.
27265 (mov<mode>cc): Remove ccmp_cc_register check.
27266 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
27267 Simplify after removal of CC_DNE/* modes.
27268 (aarch64_ccmp_mode_to_code): Remove.
27269 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
27270 In 'k' case use integer as condition.
27271 (aarch64_nzcv_codes): Remove inverted cases.
27272 (aarch64_code_to_ccmode): Remove.
27273 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
27274 comparison with CC register to be used in folowing CCMP/branch/CSEL.
27275 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
27276 pattern. Return the comparison with CC register. Invert conditions
27277 when bitcode is OR.
27278 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
27279 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
27281 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27283 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
27284 instrumented_version.
27286 2016-01-19 Richard Biener <rguenther@suse.de>
27288 PR tree-optimization/69336
27289 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
27290 handled components with get_ref_base_and_extent.
27291 (equal_mem_array_ref_p): Adjust.
27293 2016-01-19 Jakub Jelinek <jakub@redhat.com>
27296 * shrink-wrap.c: Include valtrack.h.
27297 (move_insn_for_shrink_wrap): Add DEBUG argument. If
27298 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
27299 in between insn and where it will be moved to. Call
27300 dead_debug_insert_temp.
27301 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
27302 first and dead_debug_local_finish at the end.
27303 For uses and defs bitmap, handle all regs in between REGNO and
27304 END_REGNO, not just the first one.
27306 2016-01-19 Richard Biener <rguenther@suse.de>
27308 PR tree-optimization/69352
27309 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
27310 (equal_mem_array_ref_p): Constrain size and max size properly.
27311 Compare the reverse flag.
27313 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
27315 * ira.c (ira): Update regstat data if we deleted insns.
27317 2016-01-19 Jakub Jelinek <jakub@redhat.com>
27319 PR rtl-optimization/68955
27320 PR rtl-optimization/64557
27321 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
27322 here. Fix up formatting.
27323 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
27325 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27328 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
27329 assume that the node has body.
27330 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
27333 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27335 * lto-streamer-out.c (lto_output): Do not stream instrumentation
27338 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
27340 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
27341 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
27343 2016-01-19 Martin Jambor <mjambor@suse.cz>
27344 Martin Liska <mliska@suse.cz>
27345 Michael Matz <matz@suse.de>
27347 * Makefile.in (OBJS): Add new source files.
27348 (GTFILES): Add hsa.c.
27349 * common.opt (disable_hsa): New variable.
27350 (-Whsa): New warning.
27351 * config.in (ENABLE_HSA): New.
27352 * configure.ac: Treat hsa differently from other accelerators.
27353 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
27354 $enable_offloading.
27355 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
27356 * doc/install.texi (Configuration): Document --with-hsa-runtime,
27357 --with-hsa-runtime-include, --with-hsa-runtime-lib and
27358 --with-hsa-kmt-lib.
27359 * doc/invoke.texi (-Whsa): Document.
27360 (hsa-gen-debug-stores): Likewise.
27361 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
27362 to invoke offload compiler for hsa acclerator.
27363 * opts.c (common_handle_option): Determine whether HSA offloading
27364 should be performed.
27365 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
27366 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
27367 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
27368 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
27369 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
27370 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
27371 GF_OMP_FOR_KIND_GRID_LOOP.
27372 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
27373 (pp_gimple_stmt_1): Likewise.
27374 * gimple-walk.c (walk_gimple_stmt): Likewise.
27375 * gimple.c (gimple_build_omp_grid_body): New function.
27376 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
27377 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
27378 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
27379 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
27380 GF_OMP_TEAMS_GRID_PHONY.
27381 (gimple_statement_omp_single_layout): Updated comments.
27382 (gimple_build_omp_grid_body): New function.
27383 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
27384 (gimple_omp_for_grid_phony): New function.
27385 (gimple_omp_for_set_grid_phony): Likewise.
27386 (gimple_omp_parallel_grid_phony): Likewise.
27387 (gimple_omp_parallel_set_grid_phony): Likewise.
27388 (gimple_omp_teams_grid_phony): Likewise.
27389 (gimple_omp_teams_set_grid_phony): Likewise.
27390 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
27391 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
27392 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
27393 (BUILT_IN_GOMP_TARGET): Updated type.
27394 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
27395 (adjust_for_condition): New function.
27396 (get_omp_for_step_from_incr): Likewise.
27397 (extract_omp_for_data): Moved parts to adjust_for_condition and
27398 get_omp_for_step_from_incr.
27399 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
27400 (fixup_child_record_type): Bail out if receiver_decl is NULL.
27401 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
27402 (scan_omp_parallel): Do not create child functions for phony
27404 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
27405 (scan_omp_1_op): Checking assert we are not remapping to
27406 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
27407 (parallel_needs_hsa_kernel_p): New function.
27408 (expand_parallel_call): Register apprpriate parallel child
27409 functions as HSA kernels.
27410 (grid_launch_attributes_trees): New type.
27411 (grid_attr_trees): New variable.
27412 (grid_create_kernel_launch_attr_types): New function.
27413 (grid_insert_store_range_dim): Likewise.
27414 (grid_get_kernel_launch_attributes): Likewise.
27415 (get_target_argument_identifier_1): Likewise.
27416 (get_target_argument_identifier): Likewise.
27417 (get_target_argument_value): Likewise.
27418 (push_target_argument_according_to_value): Likewise.
27419 (get_target_arguments): Likewise.
27420 (expand_omp_target): Call get_target_arguments instead of looking
27421 up for teams and thread limit.
27422 (grid_expand_omp_for_loop): New function.
27423 (grid_arg_decl_map): New type.
27424 (grid_remap_kernel_arg_accesses): New function.
27425 (grid_expand_target_kernel_body): New function.
27426 (expand_omp): Call it.
27427 (lower_omp_for): Do not emit phony constructs.
27428 (lower_omp_taskreg): Do not emit phony constructs but create for them
27429 a temporary variable receiver_decl.
27430 (lower_omp_taskreg): Do not emit phony constructs.
27431 (lower_omp_teams): Likewise.
27432 (lower_omp_grid_body): New function.
27433 (lower_omp_1): Call it.
27434 (grid_reg_assignment_to_local_var_p): New function.
27435 (grid_seq_only_contains_local_assignments): Likewise.
27436 (grid_find_single_omp_among_assignments_1): Likewise.
27437 (grid_find_single_omp_among_assignments): Likewise.
27438 (grid_find_ungridifiable_statement): Likewise.
27439 (grid_target_follows_gridifiable_pattern): Likewise.
27440 (grid_remap_prebody_decls): Likewise.
27441 (grid_copy_leading_local_assignments): Likewise.
27442 (grid_process_kernel_body_copy): Likewise.
27443 (grid_attempt_target_gridification): Likewise.
27444 (grid_gridify_all_targets_stmt): Likewise.
27445 (grid_gridify_all_targets): Likewise.
27446 (execute_lower_omp): Call grid_gridify_all_targets.
27447 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
27448 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
27449 (tree_omp_clause): Added union field dimension.
27450 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
27451 * tree.c (omp_clause_num_ops): Added number of arguments of
27452 OMP_CLAUSE__GRIDDIM_.
27453 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
27454 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
27455 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
27456 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
27457 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
27458 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
27459 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
27460 * tree-pass.h (make_pass_gen_hsail): Declare.
27461 (make_pass_ipa_hsa): Likewise.
27462 * ipa-hsa.c: New file.
27463 * lto-section-in.c (lto_section_name): Add hsa section name.
27464 * lto-streamer.h (lto_section_type): Add hsa section.
27465 * timevar.def (TV_IPA_HSA): New.
27466 * hsa-brig-format.h: New file.
27467 * hsa-brig.c: New file.
27468 * hsa-dump.c: Likewise.
27469 * hsa-gen.c: Likewise.
27472 * toplev.c (compile_file): Call hsa_output_brig.
27473 * hsa-regalloc.c: New file.
27475 2016-01-18 Jeff Law <law@redhat.com>
27477 PR tree-optimization/69320
27478 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
27479 ranged object, do nothing if the RHS constant is not [0..1].
27480 (optimize_stmt): Comparing a boolean ranged object against a
27481 constant outside [0..1] results in a compile-time constant.
27483 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
27486 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
27488 * doc/invoke.texi (Invoking GCC): Add new section to menu.
27489 (Option Summary): Update to reflect new section and moved options.
27490 (C++ Dialect Options): Move -fstats to new section.
27491 (Debugging Options): Move all dump, statistics, and other GCC
27492 developer options to new section. Rewrite section introduction
27493 and re-order remaining options to put the more basic ones first.
27494 (Optimization Options): Move -fira-verbose and -flto-report* to
27496 (Developer Options): New section incorporating moved options.
27497 * doc/cppopts.texi (-dM): Update cross-reference.
27499 2016-01-18 Richard Henderson <rth@redhat.com>
27502 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
27503 operands to pseudo only if CSE is expected. Split long immediate
27504 operands only after reload, and for the stack pointer.
27505 (*add<GPI>3_pluslong): Remove.
27506 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
27507 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
27508 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
27509 (*add<GPI>3 peepholes): New.
27510 (*add<GPI>3 splitters): New.
27511 * config/aarch64/constraints.md (Upl): New.
27512 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
27514 2016-01-18 Richard Biener <rguenther@suse.de>
27516 PR tree-optimization/69297
27517 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
27519 (vect_bb_vectorization_profitable_p): Clear visited flag again.
27521 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
27523 PR middle-end/68542
27524 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
27525 of mixind vector and scalar types.
27526 (fold_relational_const): Add handling of vector
27527 comparison with boolean result.
27528 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
27529 comparison of vector operands with boolean result for EQ/NE only.
27530 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
27531 (verify_gimple_cond): Likewise.
27532 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
27535 2016-01-18 Joseph Myers <joseph@codesourcery.com>
27537 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
27540 2016-01-18 Richard Biener <rguenther@suse.de>
27542 PR middle-end/69308
27543 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
27545 2016-01-18 Tom de Vries <tom@codesourcery.com>
27547 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
27549 2016-01-18 Tom de Vries <tom@codesourcery.com>
27551 * omp-low.c (set_oacc_fn_attrib): Make extern.
27552 * omp-low.h (set_oacc_fn_attrib): Declare.
27553 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
27554 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
27555 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
27556 Add and handle function parameter oacc_kernels_p.
27557 (find_reduc_addr, get_omp_data_i_param): New function.
27558 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
27559 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
27560 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
27561 Calculate dominance info. Skip loops that are not in a kernels region
27562 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
27563 (pass_parallelize_loops::execute): Call parallelize_loops with
27564 oacc_kernels_p argument.
27565 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
27566 New member function.
27567 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
27568 * passes.def: Add argument to pass_parallelize_loops instantation.
27570 2016-01-18 Tom de Vries <tom@codesourcery.com>
27572 * tree-parloops.c (pass_parallelize_loops::execute): Allow
27573 pass_parallelize_loops to be run outside the loop pipeline.
27575 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27577 * tree-scalar-evolution.c (follow_copies_to_constant): New.
27578 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
27580 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27583 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
27584 using get_ref_base_and_extent.
27585 (equal_mem_array_ref_p): New.
27586 (hashable_expr_equal_p): Add call to previous.
27588 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
27591 * tree-sra.c (disqualified_constants, constant_decl_p): New.
27592 (sra_initialize): Allocate disqualified_constants.
27593 (sra_deinitialize): Free disqualified_constants.
27594 (disqualify_candidate): Update disqualified_constants when appropriate.
27595 (create_access): Scan for constant-pool entries as we go along.
27596 (scalarizable_type_p): Add check against type_contains_placeholder_p.
27597 (maybe_add_sra_candidate): Allow constant-pool entries.
27598 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
27599 (initialize_constant_pool_replacements): New.
27600 (sra_modify_assign): Avoid mangling assignments created by previous,
27601 and don't generate writes into constant pool.
27602 (sra_modify_function_body): Call initialize_constant_pool_replacements.
27604 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
27606 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
27607 andnot instruction.
27608 (scalar_chain::convert_op): Likewise.
27609 * config/i386/i386.md (*andndi3_doubleword): New.
27611 2016-01-18 Richard Biener <rguenther@suse.de>
27613 PR tree-optimization/69170
27614 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
27615 building a vector from scalar results of a pattern stmt.
27617 2016-01-18 Jakub Jelinek <jakub@redhat.com>
27619 * haifa-sched.c (autopref_multipass_init): Work around
27620 -Wmaybe-uninitialized warning.
27622 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
27624 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
27625 against the constant 0.
27627 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27629 PR tree-optimization/68799
27630 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
27631 look up phi candidates in the statement-candidate map.
27632 (phi_add_costs): Likewise.
27633 (record_phi_increments): Likewise.
27634 (phi_incr_cost): Likewise.
27635 (ncd_with_phi): Likewise.
27636 (all_phi_incrs_profitable): Likewise.
27638 2016-01-17 Jakub Jelinek <jakub@redhat.com>
27640 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
27641 -Wmaybe-uninitialized warning.
27643 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
27645 * doc/invoke.texi (Invoking GCC): Add new section to menu.
27646 (Option Summary): Update to reflect new section and moved options.
27647 (C++ Dialect Options): Move -fvtable-verify and related options.
27648 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
27649 and profiling-related options.
27650 (Optimization Options): Move profile generation options and
27651 -fstack-protector and related options.
27652 (Instrumentation Options): New section incorporating moved options.
27653 (Code Generation Options): Move -finstrument-functions and
27654 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
27656 2016-01-16 Tom de Vries <tom@codesourcery.com>
27658 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
27660 2016-01-16 Tom de Vries <tom@codesourcery.com>
27662 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
27664 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
27666 * hash-table.h (hash_table::empty): Turn into an inline wrapper
27667 that checks whether the table is already empty. Rename the
27668 original implementation to...
27669 (hash_table::empty_slot): ...this new private function.
27671 2016-01-15 David Malcolm <dmalcolm@redhat.com>
27673 PR diagnostic/68899
27674 * diagnostic-show-locus.c (layout::print_source_line): Move x
27675 offset of line until after call to
27676 get_line_width_without_trailing_whitespace.
27678 2016-01-15 Jeff Law <law@redhat.com>
27680 PR tree-optimization/69270
27681 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
27682 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
27683 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
27684 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
27685 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
27686 ssa_name_has_boolean_range and constant_boolean_node.
27688 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
27690 PR rtl-optimization/69030
27691 * lra-spills.c (remove_pseudos): Check nrefs and make the function
27693 (spill_pseudos): Delete debug insn for dead pseudo.
27694 (lra_spill): Initiate spill_hard_reg and slots memory separately.
27696 2016-01-15 Jiong Wang <jiong.wang@arm.com>
27698 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
27700 (TYPES_UNOPUS): Likewise.
27701 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
27702 builtin type, from UNOP to UNOPUS.
27703 (lbtruncuv4sf): Likewise.
27704 (lbtruncuv2df): Likewise.
27705 (lrounduv2sf): Likewise.
27706 (lrounduv4sf): Likewise.
27707 (lrounduv2df): Likewise.
27708 (lroundusf): Likewise.
27709 (lroundusf): Likewise.
27710 (lceiluv2sf): Likewise.
27711 (lceiluv4sf): Likewise.
27712 (lceiluv2df): Likewise.
27713 (lceilusf): Likewise.
27714 (lceiludf): Likewise.
27715 (lflooruv2sf): Likewise.
27716 (lflooruv4sf): Likewise.
27717 (lflooruv2df): Likewise.
27718 (lfloorusf): Likewise.
27719 (lfloorudf): Likewise.
27720 (lfrintnuv2sf): Likewise.
27721 (lfrintnuv4sf): Likewise.
27722 (lfrintnuv2df): Likewise.
27723 (lfrintnusf): Likewise.
27724 (lfrintnudf): Likewise.
27725 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
27727 (vcvtq_u32_f32): Likewise.
27728 (vcvtq_u64_f64): Likewise.
27729 (vcvta_u32_f32): Likewise.
27730 (vcvtaq_u32_f32): Likewise.
27731 (vcvtaq_u64_f64): Likewise.
27732 (vcvtm_u32_f32): Likewise.
27733 (vcvtmq_u32_f32): Likewise.
27734 (vcvtmq_u64_f64): Likewise.
27735 (vcvtn_u32_f32): Likwise.
27736 (vcvtnq_u32_f32): Likewise.
27737 (vcvtnq_u64_f64): Likewise.
27738 (vcvtp_u32_f32): Likewise.
27739 (vcvtpq_u32_f32): Likewise.
27740 (vcvtpq_u64_f64): Likewise.
27741 (vcvtmd_u64_f64): Likewise.
27742 (vcvtms_u32_f32): Likewise.
27743 (vcvtad_u64_f64): Likewise.
27744 (vcvtas_u32_f32): Likewise.
27745 (vcvtnd_u64_f64): Likewise.
27746 (vcvtns_u32_f32): Likewise.
27747 (vcvtpd_u64_f64): Likewise.
27748 (vcvtps_u32_f32): Likewise.
27750 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27752 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
27753 CSEL of zero_extended registers.
27755 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27757 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
27758 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
27760 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27762 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
27763 false when argument string is not found in the attributes table
27766 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
27769 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
27770 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
27771 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
27772 precision estimate.
27774 2016-01-15 Richard Biener <rguenther@suse.de>
27776 PR tree-optimization/66856
27777 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
27778 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
27779 (vect_create_new_slp_node): Increment stmt reference count.
27780 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
27781 an SLP tree before swapping operands.
27782 (vect_build_slp_tree): Likewise.
27783 (destroy_bb_vec_info): Free stmt info after SLP instances.
27784 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
27785 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
27786 (STMT_VINFO_NUM_SLP_USES): New macro.
27788 2016-01-15 Richard Biener <rguenther@suse.de>
27791 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
27792 (add_linkage_name): ... here.
27793 (gen_typedef_die): Use add_linkage_name_raw instead of
27794 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
27797 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
27799 * gimplify.c (oacc_default_clause): Decode reference and pointer
27800 types for both kernels and parallel regions.
27802 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
27804 PR middle-end/69246
27805 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
27807 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27809 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
27810 (convert_scalars_to_vector): Likewise.
27812 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
27814 * doc/extend.texi (Type Traits): Fix grammar.
27816 2016-01-15 Martin Jambor <mjambor@suse.cz>
27818 * tree-inline.c (remap_decl): Use existing dclarations if
27819 remapping a type and prevent_decl_creation_for_types.
27820 (replace_locals_stmt): Do an initial remapping of non-VLA typed
27821 decls first. Do real remapping with
27822 prevent_decl_creation_for_types set.
27823 * tree-inline.h (copy_body_data): New field
27824 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
27827 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27829 * config/s390/s390.opt (mmvcle): More verbose help text.
27831 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
27833 * config/s390/s390.opt: Add period to -mzvector option text.
27835 2016-01-15 Richard Biener <rguenther@suse.de>
27837 PR tree-optimization/68961
27838 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
27839 of invariants in stores again.
27841 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
27843 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
27845 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
27847 * config/i386/i386.c (ix86_expand_branch): Don't split
27848 DI mode xor instruction to SI mode.
27850 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27853 * ipa-icf.c (sem_function::merge): Virtual functions may become
27854 reachable even if they address is not taken and there are no
27857 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
27859 * lto-streamer-out.c (subtract_estimated_size): New function.
27860 (get_symbol_initial_value): Use it.
27862 2016-01-15 Christian Bruel <christian.bruel@st.com>
27865 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
27866 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
27867 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
27868 use add_builtin_function_ext_scope instead of add_builtin_function.
27869 (neon_set_p, neon_crypto_set_p): Remove.
27870 (arm_init_builtins): Always call arm_init_neon_builtins and
27871 arm_init_crypto_builtins.
27872 (arm_expand_builtin): Check that builtins are allowed for the arch.
27873 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
27874 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
27875 arm_init_neon_builtins call.
27877 2016-01-15 Richard Biener <rguenther@suse.de>
27879 PR tree-optimization/69117
27880 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
27881 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
27882 of the leader conservatively.
27883 (free_scc_vn): Restore original SSA name infos.
27885 2016-01-14 Jeff Law <law@redhat.com>
27887 PR tree-optimization/69270
27888 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
27889 single bit of precision, verify it's also unsigned.
27890 (record_edge_info): Use constant_boolean_node rather than fold_convert
27891 to convert boolean_true/boolean_false to the right type.
27893 2016-01-14 Richard Henderson <rth@redhat.com>
27896 * loop-doloop.c (record_reg_sets): New.
27897 (doloop_optimize): Reject the transform if the sequence
27898 clobbers registers live at the end of the loop block.
27899 (doloop_optimize_loops): Enable df_live if needed.
27901 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27903 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
27904 * config/rs6000/rs6000.c: Likewise.
27905 * config/rs6000/rs6000.h: Likewise.
27906 * config/rs6000/rs6000.md: Likewise.
27907 * doc/extend.texi: Likewsie.
27909 2016-01-14 Jeff Law <law@redhat.com>
27911 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
27914 2016-01-14 Richard Henderson <rth@redhat.com>
27918 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
27919 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
27920 instead of builtin_decl_declared_p to test for declaration.
27922 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
27924 * doc/loop.texi (Loop Analysis and Representation): Document
27925 loop_depth function.
27927 2016-01-14 Tom de Vries <tom@codesourcery.com>
27929 PR tree-optimization/68773
27930 * omp-low.c (expand_omp_target): Don't set force_output.
27931 * varpool.c (varpool_node::get_create): Same.
27932 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
27933 offload_funcs with force_output.
27935 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27938 * lra-eliminations.c (move_plus_up): Don't change anything if either
27939 the outer or inner subreg mode is not MODE_INT.
27940 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
27941 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
27943 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27945 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
27946 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
27947 reduc_uplus_@var{m}): Remove.
27948 * expr.c (expand_expr_real_2): Remove expansion path for
27949 reduc_[us](min|max|plus) optabs.
27950 * optabs-tree.c (scalar_reduc_to_vector): Remove.
27951 * optabs-tree.h (scalar_reduc_to_vector): Remove.
27952 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
27953 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
27954 * tree-vect-loop.c (vectorizable_reduction): Remove test for
27955 reduc_[us](min|max|plus) optabs.
27957 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
27959 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
27960 (reduc_plus_scal_v2sf): New.
27961 (reduc_smax_v2sf): Rename to...
27962 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
27963 (reduc_smin_v2sf): Rename to...
27964 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
27966 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
27968 * alias.c (compare_base_symbol_refs): New function.
27969 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
27972 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27974 PR middle-end/68146
27975 PR tree-optimization/69155
27976 * tree-complex.c: Include cfganal.h.
27977 (phis_to_revisit): New variable.
27978 (extract_component): Add phiarg_p argument. Assert that returned
27979 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
27980 (update_phi_components): Partly rewrite to use loop over real/imag
27981 components instead of code duplication. If extract_component returns
27982 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
27983 create_tmp_reg into the PHI node instead, and mention the phi triplet
27984 in phis_to_revisit.
27985 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
27986 in phis_to_revisit at the end.
27988 2016-01-14 Richard Biener <rguenther@suse.de>
27990 PR tree-optimization/68060
27991 * tree-vect-loop.c (vect_is_simple_reduction): Check the
27992 outer loop reduction is only used in the inner loop before
27993 detecting a double reduction.
27995 2016-01-14 Jakub Jelinek <jakub@redhat.com>
27998 * combine.c (expand_field_assignment): Punt if compute_mode is
27999 unsupported scalar mode.
28001 2016-01-14 Richard Biener <rguenther@suse.de>
28003 PR tree-optimization/66856
28004 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
28005 SLP node only if it built successfully.
28006 (vect_analyze_slp_instance): Adjust.
28008 2016-01-14 Jeff Law <law@redhat.com>
28010 PR tree-optimization/69270
28011 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
28012 (record_edge_info): Use it. Convert boolean_{true,false}_node
28013 to the type of op0.
28015 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
28018 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
28019 use block_ultimate_origin
28020 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
28022 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
28024 * doc/invoke.texi (Submodel Options): Rename section to
28025 "Machine-Dependent Options" to better reflect its content.
28026 Rewrite introductory text to remove archaic CPU names.
28029 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
28031 * doc/invoke.texi (Code Gen Options): Move section up in file,
28032 before target-specific options. Update menu and option summary
28033 to reflect the new section ordering.
28035 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
28037 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
28038 (C++ Dialect Options): Add cross-reference to -std option.
28039 * doc/standards.texi (C++ Language): Document C++14 support.
28041 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
28043 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
28044 for pack/unpack functions for __ibm128.
28045 (PACK_IF): Likewise.
28046 (UNPACK_IF): Likewise.
28048 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
28049 support for __ibm128 pack/unpack functions.
28050 (rs6000_invalid_builtin): Likewise.
28051 (rs6000_init_builtins): Likewise.
28052 (rs6000_opt_masks): Likewise.
28054 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
28055 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
28057 (RS6000_BTM_COMMON): Likewise.
28059 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
28060 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
28061 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
28062 128-bit floating point. Add support for the double values to be
28063 in Altivec registers for TF/IF packing and unpacking, but restrict
28064 TD packing sub-fields to be FPR registers. Don't allow overlapped
28065 register support for packing. Allow pack inputs to be memory
28066 locations. Don't build generator functions for unpack<mode>_dm
28067 and unpack<mode>_nodm.
28068 (unpack<mode>_dm): Likewise.
28069 (unpack<mode>_nodm): Likewise.
28070 (pack<mode>): Likewise.
28072 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
28073 built-in functions to pack/unpack explicit __ibm128 values.
28074 (__builtin_unpack_ibm128): Likewise.
28076 * doc/extend.texi (PowerPC Built-in Functions): Document
28077 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
28079 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
28082 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
28083 Add new arg loc and pass it down as context.
28084 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
28085 to the location to use for the warning.
28086 (check_function_arguments): New arg loc. All callers changed. Pass
28087 it to check_function_nonnull.
28088 * c-common.h (check_function_arguments): Adjust declaration.
28090 2016-01-13 Jakub Jelinek <jakub@redhat.com>
28092 PR tree-optimization/69156
28093 * gimple.c (validate_type): Removed.
28094 (gimple_builtin_call_types_compatible_p): Use
28095 useless_type_conversion_p instead of validate_type.
28096 * value-prof.c (gimple_stringop_fixed_value): Fold
28097 icall_size to correct type.
28099 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
28101 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
28104 2016-01-13 Richard Henderson <rth@redhat.com>
28107 * target.def (builtin_tm_load, builtin_tm_store): Remove.
28108 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
28109 (ix86_builtin_tm_store): Remove.
28110 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
28111 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
28112 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
28113 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
28114 * doc/tm.texi: Rebuild.
28116 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
28117 (BUILT_IN_TM_MEMCPY_RTWN): New.
28118 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
28119 fallback from vector to integer helpers.
28120 (build_tm_load): Handle vector types directly, instead of
28122 (build_tm_store): Likewise.
28123 (expand_assign_tm): Prepare for register types not handled by
28124 the above. Copy them to memory and use memcpy.
28125 * tree.c (tm_define_builtin): New.
28126 (find_tm_vector_type): New.
28127 (build_tm_vector_builtins): New.
28128 (build_common_builtin_nodes): Call it.
28130 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
28132 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
28133 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
28135 2016-01-13 Tom de Vries <tom@codesourcery.com>
28137 PR tree-optimization/69169
28138 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
28139 handled_struct_type param.
28140 (create_variable_info_for, intra_create_variable_infos): Call
28141 create_variable_info_for_1 with extra arg.
28143 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
28145 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
28146 and "armv8.1-a+crc" entries.
28148 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
28151 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
28152 Change first operand predicate from register_or_constm1_operand
28153 to register_operand.
28154 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
28155 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
28156 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
28157 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
28158 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
28159 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
28160 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
28161 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
28162 comparison with constm1_rtx from vec_prefetch_gen part.
28164 2016-01-13 Richard Biener <rguenther@suse.de>
28166 PR tree-optimization/69013
28167 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
28168 Exchange assert for a test.
28170 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28173 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
28175 2016-01-13 Richard Biener <rguenther@suse.de>
28177 PR tree-optimization/69242
28178 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
28179 assert with a check.
28181 2016-01-13 Richard Biener <rguenther@suse.de>
28183 PR tree-optimization/69186
28184 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
28185 Properly guard vect_update_misalignment_for_peel call.
28187 2016-01-12 Jeff Law <law@redhat.com>
28189 PR tree-optimization/pr67755
28190 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
28191 "need_profile_correction".
28192 (thread_block_1): Initialize new field to false by default. If we
28193 have multiple thread paths through a common joiner to different
28194 final targets, then set new field to true.
28195 (compute_path_counts): Only do count adjustment when it's really
28198 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28200 * doc/invoke.texi (Spec Files): Move section down in file, past
28201 all command-line option descriptions.
28203 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
28205 PR middle-end/54809
28206 * doc/gty.texi: Remove documentation of mark_hook.
28207 * gengtype.c (struct write_types_data): Remove code to support
28208 mark_hook attribute.
28209 (walk_type): Likewise.
28210 (write_func_for_structure): Likewise.
28212 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28214 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
28215 Directory Options, and -specs= to Overall Options.
28216 (Overall Options): Adjust similarly. Reorder to group related
28217 options together. Make -specs= cross-reference the spec file details.
28218 (Directory Options): Adjust similarly.
28220 2016-01-12 Jeff Law <law@redhat.com>
28222 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
28224 2016-01-12 Olivier Hainque <hainque@adacore.com>
28226 * gcc.c (spec_undefvar_allowed): New global.
28227 (process_command): Set to true when running for --version or --help,
28229 (getenv_spec_function): When the variable is not defined, use the
28230 variable name as the variable value if we're allowed not to issue
28233 2016-01-12 Bin Cheng <bin.cheng@arm.com>
28235 PR tree-optimization/68911
28236 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
28237 information computed for expression "init + nit * step".
28239 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
28241 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
28242 about name of GCC executable. Remove deleted node from menu.
28243 (Directory Options) <-B>: Remove cross-reference to deleted node.
28244 (Target Options): Delete section.
28246 2016-01-12 Christian Bruel <christian.bruel@st.com>
28249 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
28250 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
28252 2016-01-12 Jakub Jelinek <jakub@redhat.com>
28255 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
28256 aligned_mem is properly set for AVX512-VL floating point masked
28260 * ifcvt.c (cond_exec_process_if_block): When removing the last
28261 insn from then_bb, remove also any possible barriers that follow it.
28263 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
28267 * config/i386/iamcu.h (SIZE_TYPE): New macro.
28268 (PTRDIFF_TYPE): Likewise.
28269 (WCHAR_TYPE): Likewise.
28270 (WCHAR_TYPE_SIZE): Likewise.
28271 (STDINT_LONG32): Likewise.
28273 2016-01-12 Richard Biener <rguenther@suse.de>
28275 PR tree-optimization/69053
28276 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
28277 convert initial value for cond reductions.
28279 2016-01-12 Richard Biener <rguenther@suse.de>
28281 PR tree-optimization/69007
28282 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
28283 widen_sum after dot_prod and sad.
28285 2016-01-12 Richard Biener <rguenther@suse.de>
28287 PR tree-optimization/69168
28288 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
28289 pattern stmt SLP type.
28290 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
28291 end up unused so cope with that case.
28293 2016-01-12 Richard Biener <rguenther@suse.de>
28295 PR tree-optimization/69157
28296 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
28297 stmts def type only during analyze phase.
28298 (vectorizable_call): Likewise.
28299 (vectorizable_simd_clone_call): Likewise.
28300 (vectorizable_conversion): Likewise.
28301 (vectorizable_assignment): Likewise.
28302 (vectorizable_shift): Likewise.
28303 (vectorizable_operation): Likewise.
28304 (vectorizable_store): Likewise.
28305 (vectorizable_load): Likewise.
28307 2016-01-12 Richard Biener <rguenther@suse.de>
28309 PR tree-optimization/69174
28310 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
28312 (vectorizable_load): Properly compute the number of loads needed
28313 for permuted strided SLP loads and do not spuriously assign
28314 to SLP_TREE_VEC_STMTS.
28316 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
28318 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
28319 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
28320 (MD_EXEC_PREFIX): Remove.
28321 (MD_STARTFILE_PREFIX) Removee.
28322 (FILE_NAME_ABSOLUTE_P): Remove.
28323 (CPP_SPEC): Do not read macros from sys/version.h.
28324 (LINK_COMMAND_SPEC): Remove.
28325 (LOCAL_INCLUDE_DIR): Remove.
28326 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
28327 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
28328 (POST_LINK_SPEC): Define to invoke stubify after linker
28329 (LIBSTDCXX): Remove define
28330 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
28331 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
28332 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
28333 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
28334 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
28335 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
28336 (i386_djgpp_asm_named_section): Add propotype of new procedure
28338 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
28339 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
28340 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
28341 in config/i386/djgpp.h).
28342 (STANDARD_STARTFILE_PREFIX_2): Define identical to
28343 STANDARD_STARTFILE_PREFIX_1.
28344 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
28345 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
28346 installation errors.
28347 (MAX_OFILE_ALIGNMENT): Define to 128.
28348 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
28350 * config/i386/djgpp.c: New file. Add implementation of
28351 i386_djgpp_asm_named_section.
28353 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
28355 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
28356 Add rule for building djgpp.o.
28358 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28360 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
28361 (rtx_is_swappable_p): Reductions are swappable.
28362 (insn_is_swappable_p): V2DF reductions are swappable.
28364 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
28366 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
28367 reloads for other unsupported memory operands.
28369 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
28370 Jim Wilson <jim.wilson@linaro.org>
28373 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
28374 copy_to_mode_reg instead of force_reg.
28376 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
28379 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
28380 TARGET_80387 is true.
28382 2016-01-11 Jakub Jelinek <jakub@redhat.com>
28385 * lra-eliminations.c (move_plus_up): Only move plus up
28386 if subreg of the constant can be simplified into constant
28387 and use the simplified subreg of the constant instead of
28388 the original constant.
28390 * fold-const.c (fold_convertible_p): Don't return true
28391 for conversion of VECTOR_TYPE to same sized integral type.
28392 (fold_convert_loc): Fix up formatting. Fold conversion of
28393 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
28394 instead of NOP_EXPR.
28396 PR tree-optimization/69214
28397 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
28398 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
28401 PR tree-optimization/69207
28402 * tree-vect-slp.c (vect_get_constant_vectors): For
28403 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
28404 fold_convertible_p to vector_type's element type, and always
28405 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
28407 2016-01-11 Richard Biener <rguenther@suse.de>
28409 PR tree-optimization/69173
28410 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
28411 fixup the cycle if all stmts are in a pattern.
28413 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
28415 PR middle-end/68999
28416 * alias.c (base_alias_check): Move check for addresses with
28417 alignment ANDs before the call for compare_base_decls.
28418 (memrefs_conflict_p): Return -1 for different decls
28419 that went through alignment adjustments.
28421 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28423 PR rtl-optimization/68796
28424 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
28425 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
28426 and QImode comparisons against zero with CC_NZmode.
28427 * config/aarch64/iterators.md (short_mask): New mode_attr.
28429 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
28431 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
28432 (<avx512>_store<mode>_mask): Likewise.
28434 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
28435 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28437 PR rtl-optimization/68841
28438 * ifcvt.c (struct noce_if_info): Add orig_x field.
28439 (bbs_ok_for_cmove_arith): Add to_rename parameter.
28440 Don't record conflicts on to_rename if it's present.
28441 Allow memory destinations in sets.
28442 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
28443 blocks, passing orig_x to the checks.
28444 (noce_process_if_block): Set if_info->orig_x appropriately.
28446 2016-01-11 Tom de Vries <tom@codesourcery.com>
28448 PR tree-optimization/69069
28449 * tree-parloops.c (create_parallel_loop): Add missing phi args.
28451 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
28453 PR rtl-optimization/68920
28454 * config/i386/i386.c (ix86_option_override_internal): Restrict number
28455 of conditional moves for RTL if-conversion to 1 for
28456 TARGET_ONE_IF_CONV_INSN.
28457 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
28458 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
28459 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
28460 parameter to restirct number of conditional moves for
28462 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
28463 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
28466 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
28469 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
28470 onepart vars. Fix typo in comment. Fix reversed condition in
28472 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
28475 * var-tracking.c (dump_onepart_variable_differences): New.
28476 (dataflow_set_different): If a detailed dump is requested,
28477 delay early returns and dump differences between onepart
28478 variables present before and after, and added variables.
28480 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28483 * expr.c (expand_expr_real_1): For boolean vector constants
28484 with a scalar mode use const_scalar_mask_from_tree.
28485 (const_scalar_mask_from_tree): New.
28486 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
28487 assigned to a mask type to handle constants.
28489 2016-01-11 Martin Jambor <mjambor@suse.cz>
28492 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
28493 useless parameters if we cannot change function signature.
28495 2016-01-11 Martin Jambor <mjambor@suse.cz>
28498 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
28501 2016-01-11 Tom de Vries <tom@codesourcery.com>
28503 PR tree-optimization/69109
28504 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
28507 2016-01-11 Tom de Vries <tom@codesourcery.com>
28509 PR tree-optimization/69108
28510 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
28511 res is not used in a phi.
28513 2016-01-11 Yury Gribov <y.gribov@samsung.com>
28516 * common.opt (frandom-seed): Fix parameter name.
28517 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
28519 2016-01-11 Tom de Vries <tom@codesourcery.com>
28521 PR tree-optimization/69058
28522 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
28525 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
28527 * config/arc/arc.opt (mdiv-rem): Add period to the end.
28528 (mcode-density): Likewise.
28530 2016-01-10 Tom de Vries <tom@codesourcery.com>
28532 PR tree-optimization/69062
28533 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
28534 (parallelize_loops): Don't paralelize loop that has phi with address
28537 2016-01-10 Tom de Vries <tom@codesourcery.com>
28539 PR tree-optimization/69039
28540 * tree-parloops.c (try_create_reduction_list): Only allow single exit
28543 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
28545 PR middle-end/68743
28546 * match.pd: Require target has function_c99_misc before doing
28547 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
28549 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
28551 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
28553 * configure: Regenerate.
28555 2016-01-09 Jakub Jelinek <jakub@redhat.com>
28557 PR middle-end/50865
28558 PR tree-optimization/69097
28559 * fold-const.h (expr_not_equal_to): New prototype.
28560 * fold-const.c: Include stringpool.h and tree-ssanames.h.
28561 (expr_not_equal_to): New function.
28562 * match.pd (X % -Y is the same as X % Y): Don't optimize
28563 unless X is known not to be equal to minimum or Y is known
28564 not to be equal to -1.
28565 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
28566 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
28567 (simplify_stmt_using_ranges): Adjust caller.
28568 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
28569 substitute_and_fold.
28571 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
28573 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
28576 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28578 PR tree-optimization/69167
28579 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
28580 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
28582 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
28584 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
28585 Richard Biener <rguenther@suse.de>
28587 PR tree-optimization/68707
28588 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
28589 instances that can be handled via vect_load_lanes.
28591 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
28593 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
28594 if we can't determine address equivalence.
28595 * alias.c (compare_base_decl): Update for changed return value of
28596 symtab_node::equal_address_to.
28598 2016-01-08 Jason Merrill <jason@redhat.com>
28602 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
28603 * expr.c (store_field): Not here.
28604 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
28605 call with TREE_ADDRESSABLE type.
28606 * tree-cfg.c (verify_gimple_call): Adjust.
28608 2016-01-08 Olivier Hainque <hainque@adacore.com>
28610 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
28613 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
28615 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
28616 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
28617 (reduc_smin_v2sf): Rename to...
28618 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
28619 (reduc_splus_v2sf): Rename to...
28620 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
28622 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28624 PR tree-optimization/69162
28625 * gimplify.c (gimplify_va_arg_expr): Encode original type of
28626 valist argument in another argument.
28627 (gimplify_modify_expr): Adjust for the above change. Cleanup.
28628 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
28629 to determine the va_list type, build a MEM_REF instead of
28630 build_fold_indirect_ref.
28632 PR tree-optimization/69172
28633 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
28636 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
28638 PR tree-optimization/67781
28639 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
28640 and cmpnop in two steps: first the ones not accessed in original
28641 gimple expression in a endian independent way and then the ones not
28642 accessed in the final result in an endian-specific way.
28644 2016-01-08 Jakub Jelinek <jakub@redhat.com>
28646 PR tree-optimization/69083
28647 * tree-vect-slp.c (vect_get_constant_vectors): For
28648 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
28649 element type. If op is fold_convertible_p to vector_type's element
28650 type, use NOP_EXPR instead of VCE.
28652 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
28654 PR rtl-optimization/67778
28655 PR rtl-optimization/68634
28656 PR rtl-optimization/68909
28657 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
28658 block from the stack until done with it. Remove a superfluous
28659 bitmap set. Remove a superfluous bitmap test.
28661 2016-01-07 Martin Sebor <msebor@redhat.com>
28664 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
28665 constraint on the type of arguments.
28667 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
28669 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
28670 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
28671 unaligned_access on the gcc_options set.
28672 * config/arm/arm.c (arm_option_override_internal): Use
28673 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
28675 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
28678 * config/i386/i386.c (ix86_frame_pointer_required): Enable
28679 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
28681 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
28684 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28687 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28688 depending on frame_pointer_needed before remaining integer and SSE
28689 registers are saved.
28691 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
28694 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
28696 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
28699 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
28700 Use the "xBm" constraint.
28701 (float<sseintvecmodelower><mode>2<mask_name><round_name):
28703 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
28704 (sse_cvtsi2ssq<round_name>): Likewise.
28705 (sse_cvtss2si<round_name>): Likewise.
28706 (sse_cvtss2siq<round_name>): Likewise.
28707 (sse2_cvtsi2sdq<round_name>): Likewise.
28708 (sse2_cvtsd2si<round_name>): Likewise.
28709 (sse2_cvtsd2siq<round_name>): Likewise.
28710 * config/i386/subst.md (round_nimm_scalar_predicate): New
28713 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
28715 PR middle-end/67639
28716 * varasm.c (make_decl_rtl): Mark invalid register vars as
28719 PR rtl-optimization/66206
28720 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
28721 All callers changed.
28723 2016-01-07 Jakub Jelinek <jakub@redhat.com>
28725 PR tree-optimization/69141
28726 * tree-ssa-pre.c: Include langhooks.h.
28727 (eliminate_dom_walker::before_dom_children): Use
28728 lang_hooks.decl_printable_name instead of
28729 cgraph_node::get ()->name ().
28731 PR middle-end/68960
28732 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
28733 it and DECL_ALIGN too.
28735 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
28737 * config/mips/mips-ftypes.def: Sort to lexicographical order.
28739 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
28742 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
28743 depending on frame_pointer_needed before remaining integer and SSE
28744 registers are saved.
28746 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28748 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
28749 mode iterator with VSX_M2.
28750 (*p9_vecstore_<mode>): Likewise.
28751 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
28752 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
28753 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
28754 (define_split for VSX_LE128 stores): Likewise.
28755 (define_peephole2 for TImode LE swaps): Likewise.
28756 (define_split for VSX_LE128 post-reload stores): Likewise.
28758 2016-01-06 Marek Polacek <polacek@redhat.com>
28761 * convert.c (convert_to_integer_1): Adjust call to
28762 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
28763 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
28764 EXPR instead of ARG.
28765 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
28767 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28770 * doc/extend.texi (RL78 Variable Attributes): New section.
28772 2016-01-05 Marek Polacek <polacek@redhat.com>
28775 * builtins.c (get_memmodel): Use expansion point location rather than
28776 the input location. Call warning_at rather than warning.
28777 (expand_builtin_atomic_compare_exchange): Likewise.
28778 (expand_builtin_atomic_load): Likewise.
28779 (expand_builtin_atomic_store): Likewise.
28780 (expand_builtin_atomic_clear): Likewise.
28782 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28785 * config/i386/i386.c (ix86_expand_vector_logical_operator):
28786 Replace nonimmediate_operand with vector_operand.
28787 * config/i386/predicates.md (vector_operand): New predicate.
28788 (general_vector_operand): Replace nonimmediate_operand with
28790 * config/i386/sse.md: Replace nonimmediate_operand with
28791 vector_operand and m constraint with Bm constraint on SSE
28792 patterns with 16-byte memory operand.
28793 * config/i386/subst.md (round_nimm_predicate): Replace
28794 nonimmediate_operand with vector_operand.
28795 (round_saeonly_nimm_predicate): Likewise.
28796 (round_saeonly_nimm_scalar_predicate): New.
28798 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
28801 * config/i386/constraints.md (Bm): New constraint.
28802 * config/i386/predicates.md (vector_memory_operand): New
28804 * config/i386/sse.md: Replace xm with xBm in plusminus and
28805 any_logic patterns.
28807 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28810 * doc/extend.texi (V850 Function Attributes): New section.
28811 (V850 Variable Attributes): New section.
28813 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
28816 * doc/extend.texi (MicroBlaze Function Attributes): Document
28817 interrupt_handler and fast_interrupt attributes.
28819 2016-01-05 Sergei Trofimovich <siarheit@google.com>
28822 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
28823 for local symbolic operands.
28824 * config/ia64/predicates.md (local_symbolic_operand64): New
28827 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28829 PR rtl-optimization/68651
28830 * combine.c (combine_simplify_rtx): Canonicalize x + x into
28833 2016-01-05 Nathan Sidwell <nathan@acm.org>
28835 * alias.c (compare_base_decls): Use symtab_node::get.
28837 2016-01-05 Nick Clifton <nickc@redhat.com>
28840 * ira-costs.c (copy_cost): Initialise the t_icode field of the
28841 secondary_reload_info structure.
28844 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
28845 decls if weak support is available.
28847 2016-01-04 Martin Sebor <msebor@redhat.com>
28849 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
28851 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
28853 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
28854 OPTION_MASK_P9_DFORM.
28856 * config/rs6000/constraints.md (wo constraint): New constraint for
28859 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
28861 (rs6000_init_hard_regno_mode_ok): Likewise.
28863 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
28866 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
28867 expanders not to have constraints. Add support for ISA 3.0 xxperm
28868 instruction. Add support for fusing xxlor with xxperm.
28869 (altivec_vperm_<mode>_internal): Likewise.
28870 (altivec_vperm_v8hiv16qi): Likewise.
28871 (altivec_vperm_<mode>v16q): Likewise.
28872 (altivec_vperm_<mode>_uns): Likewise.
28873 (vperm_v8hiv4si): Likewise.
28874 (vperm_v16qiv8hi): Likewise.
28876 * doc/md.texi (RS/6000 constraints): Document wo constraint.
28878 2016-01-04 Jakub Jelinek <jakub@redhat.com>
28880 Update copyright years.
28882 * gcc.c (process_command): Update copyright notice dates.
28883 * gcov-dump.c (print_version): Ditto.
28884 * gcov.c (print_version): Ditto.
28885 * gcov-tool.c (print_version): Ditto.
28886 * gengtype.c (create_file): Ditto.
28887 * doc/cpp.texi: Bump @copying's copyright year.
28888 * doc/cppinternals.texi: Ditto.
28889 * doc/gcc.texi: Ditto.
28890 * doc/gccint.texi: Ditto.
28891 * doc/gcov.texi: Ditto.
28892 * doc/install.texi: Ditto.
28893 * doc/invoke.texi: Ditto.
28895 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28897 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
28898 modes larger than TImode as TImode if NEON is not enabled.
28900 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28903 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
28904 mode for %f0-%f31 only if TARGET_FPU.
28906 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
28909 * config/sparc/sparc.c (scan_record_type): Take into account subfields
28910 to compute the PACKED_P predicate.
28911 (function_arg_record_value): Minor tweaks.
28913 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
28915 * doc/install.texi (--with-multilib-list): Describe the meaning of the
28916 option for arm*-*-* targets.
28918 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
28920 * doc/extend.texi (Common Function Attributes): Move docs for
28921 MSP430-specific attributes to....
28922 (MSP430 Function Attributes): ...here. Delete the redundant
28923 entries and copy-edit the remaining text.
28924 (MSP430 Variable Attributes): Use uniform format for index
28925 entries and add a cross-reference to the corresponding function
28928 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
28930 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
28932 (x86 Options): Likewise.
28934 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28938 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
28939 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
28940 to corresponding attribute.
28942 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
28944 * doc/extend.texi (Common Function Attributes) <noplt>: Move
28945 to correct alphabetization of table. Copy-edit and correct
28947 <stack_protect>: Likewise.
28948 <target_clones>: Likewise.
28950 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
28951 Correct punctuation.
28952 (Code Gen Options) <-fno-plt>: Copy-edit.
28954 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
28957 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
28958 SI values. Explicitly convert SI to DI and vice-versa.
28960 2016-01-01 Jakub Jelinek <jakub@redhat.com>
28962 PR tree-optimization/69070
28963 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
28964 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
28967 * ubsan.c (ubsan_instrument_float_cast): Call
28968 initialize_sanitizer_builtins.
28971 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
28973 Copyright (C) 2016 Free Software Foundation, Inc.
28975 Copying and distribution of this file, with or without modification,
28976 are permitted in any medium without royalty provided the copyright
28977 notice and this notice are preserved.