* loop.c (check_dbra_loop): Make change from July 17, 2000 work
on targets which need more than one insn for a compare/cbranch
operation.
From-SVN: r35404
* flow.c (clear_log_links): Nuke global_live_at_start and
global_live_at_end data, since if the log_links stuff is invalid
so is global_live_at_*.
From-SVN: r35396
2000-07-31 Jakub Jelinek <jakub@redhat.com>
* cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
(_cpp_get_token): Don't macro expand a just pasted token if it
was pasted at no_expand_level.
* testsuite/gcc.dg/cpp/paste7.c: New test.
2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
* cppmacro.c (find_param, count_params, save_expansion):
Permit 'defined' as a macro parameter name.
From-SVN: r35394
* gcc.dg/c90-digraph-1.c: Restore { dg-do run } marker.
* gcc.dg/noncompile/990416-1.c: Do not expect an implicit-
declaration warning for __builtin_dwarf_reg_size.
From-SVN: r35387
* c-decl.c (mesg_implicit_function_declaration): Init to -1.
(implicit_decl_warning): New function.
(implicitly_declare): Use it.
* c-typeck.c (build_external_ref): Use implicit_decl_warning
to complain about implicit decls of builtins.
* c-lang.c (lang_init): Set mesg_implicit_function_declaration
based on pedantic && flag_isoc99, if not already set.
* c-tree.h: Declare mesg_implicit_function_declaration.
Prototype implicit_decl_warning.
* gcc.dg/c99-impl-decl-1.c: No longer XFAIL.
From-SVN: r35385
* Makefile.in (ssa.o): Updated header files in dependences.
* basic-block.h: Added compute_immediate_postdominators declaration.
* config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
definition.
* flow.c (compute_immediate_dominators): Updated comment.
(compute_immediate_postdominators): Added definition.
* rtl.h (HARD_REGISTER_P): Added definition.
* ssa.c: Include additional header files.
(assert): Added definition.
(ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
include select hard registers.
(ssa_rename_to_insert): Likewise.
(ssa_rename_from_initialize): Likewise.
(ssa_rename_from_lookup): Likewise.
(original_register): Likewise.
(ssa_rename_from_insert): Added to reimplement ssa_rename_from to
include select hard reigsters.
(ssa_rename_from_traverse): Likewise.
(ssa_rename_from_free): Likewise.
(ssa_rename_from_print): Likewise.
(ssa_rename_from_print_1): Likewise.
(ssa_rename_from_hash_function): Likewise.
(ssa_rename_from_equal): Likewise.
(ssa_rename_from_delete): Likewise.
(simplify_to_immediate_dominators): Removed in favor of
flow.c:compute_immediate_dominators.
(find_evaluations_1): Modified to work with hard registers.
(insert_phi_node): Likewise.
(insert_phi_nodes): Likewise.
(struct rename_set_data): Updated prev_reg comment.
(create_delayed_rename): Modified to work with hard registers.
(RENAME_NO_RTX): Updated comment.
(apply_delayed_renames): Modified to work with hard registers.
(rename_insn_1): Likewise and added handling of CLOBBER rtls.
(rename_block): Updated to use revised ssa_rename_to interface.
(rename_registers): Updated to use revised ssa_rename_to and
ssa_rename_from interface.
(convert_to_ssa): Revised to use compute_immediate_dominators and
deal with hard registers.
(make_regs_equivalent_over_bad_edges): Modified to work with hard
registers. Added check for illegal unification of hard register.
(make_equivalent_phi_alternatives_equivalent): Modified to work
with hard registers.
(compute_conservative_reg_partition): Likewise.
(coalesce_if_unconflicting): Modified to work with hard registers
and check for conflicting hard registers.
(mark_phi_and_copy_regs): Revised loop to work only on pseudo
registers.
(rename_equivalent_regs_in_insn): Modified to work with hard
registers.
(record_canonical_element_1): Added definition.
(check_hard_regs_in_partition): Added definition.
(convert_from_ssa): Added data structure deallocation and check
for illegal hard register unification.
(conflict_hard_regs_p): Added definition.
* toplev.c (rest_of_compilation): Added comment.
From-SVN: r35384
* c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
void' or 'register void' as being the special case of 'void' alone
in a parameter list.
From-SVN: r35377
* h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
HImode on all architectures and a combination of HImode and SImode
on H8/300H and H8/S.
From-SVN: r35372
* cp-tree.h (struct lang_type): Remove vfield_parent. Add
primary_base.
(CLASSTYPE_VFIELD_PARENT): Remove.
(CLASSTYPE_PRIMARY_BINFO): Reimplement.
(BINFO_PRIMARY_BINFO): Remove.
(CLASSTYPE_HAS_PRIMARY_BASE_P): Reimplement.
(BINFO_VBASE_PRIMARY_P): Likewise.
(BINFO_PRIMARY_BASE_OF): New macro.
(BINFO_INDIRECT_PRIMARY_P): Likewise.
(get_primary_binfo): New function.
* decl.c (lang_mark_tree): Make lang_type::primary_base.
* class.c (vcall_offset_data_s): Rename to ...
(vtbl_init_data_s): ... this. Rename primary_p to primary_vtbl_p,
and add ctor_vtbl_p.
(get_derived_offset): Use get_primary_binfo.
(dfs_mark_primary_bases): Adjust handling of virtual primary
bases.
(mark_primary_bases): Likewise.
(set_primary_base): Take a binfo, not an integer, as a
representation of the primary base.
(indirect_primary_base_p): Remove.
(determine_primary_base): Adjust for indirect primary bases.
(dfs_find_final_overrider): Fix typo in coment.
(update_vtable_entry_for_fn): Use get_primary_binfo.
(layout_nonempty_base_or_field): Tweak.
(build_base_fields): Adjust for new primary base semantics.
(dfs_propagate_binfo_offsets): Remove.
(propagate_binfo_offsets): Rewrite.
(dfs_set_offset_for_shared_vbases): Remove.
(layout_virtual_bases): Don't use it.
(layout_class_type): Set CLASSTYPE_SIZE correctly under the new
ABI.
(finish_struct_1): Set CLASSTYPE_PRIMARY_BINFO, not
CLASSTYPE_VFIELD_PARENT.
(dfs_get_primary_binfo): New function.
(get_primary_binfo): Likewise.
(dump_class_hierarchy_r): Tweak printing of primary bases.
(build_vtbl_initializer): Fix typo in comments. Use
vtbl_init_data.
(build_vcall_and_vbase_vtbl_entries): Likewise.
(build_vbaes_offset_vtbl_entries): Likewise.
(dfs_build_vcall_offset_vtbl_entries): Adjust setting of
BV_VCALL_INDEX to handle indirect primary bases.
(build_vcall_offset_vtbl_entries): Use vtbl_init_data.
(build_rtti_vtbl_entries): Likewise.
* search.c (get_shared_vbase_if_not_primary): Tweak.
(find_vbase_instance): Likewise.
(binfo_for_vtable): Simplify.
* tree.c (unshare_base_binfos): Clear BINFO_PRIMARY_BASE_OF.
(make_binfo): Make it have 11 entries.
From-SVN: r35360
* mangle.c (DECL_TEMPLATE_ID_P): Remove.
(CLASSTYEP_TEMPLATE_ID_P): Check template info, and context when
ascertaining primaryness.
(G): Remove template_args.
(decl_is_template_id): New function.
(write_encoding): Use decl_is_template_id.
(write_name): Likewise. Handle type_decls. Get main variant of
type decls.
(write_nested_name): Likewise.
(write_prefix): Likewise.
(write_template_prefix): Likewise.
(write_special_name_constructor): Remove defunct production from
comment.
(write_bare_function_type): Remove comment about absent parameter.
(write_template_template_arg): Add missing grammar production to
comment.
From-SVN: r35355
(addsi3 to lea splitter): Handle other modes too.
(shlsi3 to lea splitter): Likewise.
(addhi_1_lea, shlhi_1_lea): New patterns.
(addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
From-SVN: r35351
* combine.c (simplify_set, make_extraction, make_compound_operation
make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
as force_to_mode argument.
From-SVN: r35348
Jeffrey A Law
Jim Wilson
Denis Chertykov
Kazu Hirata
Geoff Keating
Richard Henderson
Zack Weinberg
Jason Merrill
Jakub Jelinek
Zack Weinberg
Jeffrey D. Oldham
Anthony Green
Jason McMullan
Herman A.J. ten Brugge
Joseph Myers
Casper Dik
Jeff Law
Jan Hubicka
Mark Mitchell
Jan Hubicka
Richard Henderson
Alex Samuel