* md.texi (Standard Names): Clarify when movX is needed.
* combine.c (simplify_comparison) [MINUS]: Do not replace
all (op (minus A B) 0) with (op A B).
From-SVN: r32940
* optabs.c (emit_libcall_block): Remove spurious REG_EQUAL notes
from the insn where REG_RETVAL is added.
(emit_no_conflict_block): Ditto.
From-SVN: r32935
* acconfig.h: Add HAVE_GAS_HIDDEN.
* config.h: Regenerated.
* configure.in: Add test for .hidden pseudo-op in gas.
* configure: Regenerated.
* crtstuff.c: Include auto-host.h.
Emit additional .hidden pseudo-op for __dso_handle if the
assembler knows about it.
From-SVN: r32925
2000-04-04 Philippe De Muyter <phdm@macqel.be>
* cpphash.c (_cpp_free_definition): Test argnames, not nargs >= 0,
before freeing argnames.
* cpplib.c (do_ifndef): Cast return value of xstrdup.
From-SVN: r32924
* regrename.c (regno_first_use_in): Wrap prototype in PARAMS.
(regrename_optimize): Rename variables `def_uses' and
`ext_basic_blocks' to avoid conflicts with similarly named
typedefs in traditional C.
From-SVN: r32921
* Makefile (gccbug): New target.
(doc): Depend on it.
* gcc.texi (Bugs): Link subnodes.
(gccbug): New node.
* gccbug.in (CATEGORIES): Remove gc, host, profiling, libgcc.
Document severities, priorities, and classes in bug form.
* ChangeLog: Replace leading spaces with tabs.
From-SVN: r32915
* dbxout.c (CONTIN): If it doesn't have to do anything, give it a
definition that doesn't provoke the "empty body in an
if-statement" warning.
From-SVN: r32913
* cpplex.c (trigraph_map, speccase): Combine into single
table, chartab.
(NORMAL, NONTRI): New macros.
(_cpp_read_and_prescan): Change to use unified table. Use
is_hspace to test for whitespace.
From-SVN: r32912
Correct many new ABI issues regarding vbase and vcall offset
layout.
* cp-tree.h (BINFO_VTABLE): Document.
(struct lang_type): Tweak formatting.
(BINFO_PRIMARY_BINFO): Add to documentation.
(CLASSTYPE_VSIZE): Fix typo in comment.
(CLASSTYPE_VBASECLASSES): Update documentation.
(BINFO_VBASE_MARKED): Remove.
(SET_BINFO_VBASE_MARKED): Likewise.
(CLEAR_BINFO_VBASE_MARKED): Likewise.
(BINFO_FIELDS_MARKED): Remove.
(SET_BINFO_FIELDS_MARKED): Likewise.
(CLEAR_BINFO_FIELDS_MARKED): Likewise.
(enum access_kind): New enumeration.
(num_extra_vtbl_entries): Remove declaration.
(size_extra_vtbl_entries): Likewise.
(get_vtbl_decl_for_binfo): New function.
(dfs_vbase_unmark): Remove declaration.
(mark_primary_bases): Likewise.
* class.c (SAME_FN): Remove.
(struct vcall_offset_data_s): Move definition.
(build_vbase_pointer): Use `build', not `build_binary_op', to
access the vbase pointer under the new ABI.
(build_vtable_entry_ref): Use get_vtbl_decl_for_binfo.
(build_primary_vtable): Likewise.
(dfs_mark_primary_bases): Move here from search.c.
(mark_primary_bases): Likewise.
(determine_primary_bases): Under the new ABI, don't make a base
class a primary base just because we don't yet have any virtual
functions.
(layout_vtable_decl): Use get_vtbl_decl_for_binfo.
(num_vfun_entries): Remove.
(dfs_count_virtuals): Likewise.
(num_extra_vtbl_entries): Likewise.
(size_extra_vtbl_entries): Likewise.
(layout_virtual_bases): Iterate in inheritance graph order under
the new ABI.
(finish_struct_1): Use TYPE_VFIELD, not CLASSTYPE_VSIZE, to
indicate that a vfield is present.
(init_class_processing): Initialize access_public_node, etc., from
ak_public, etc.
(get_vtbl_decl_for_binfo): New function.
(dump_class_hierarchy_r): Likewise.
(dump_class_hierarchy): Use it.
(finish_vtbls): Build the vtbls in inheritance graph order.
(dfs_finish_vtbls): Adjust call to build_vtbl_initializer.
(initialize_vtable): Use get_vtbl_decl_for_binfo.
(accumulate_vtbl_inits): Add comments explaining why a pre-order
walk is required.
(dfs_accumulate_vtbl_inits): Set BINFO_VTABLE to the location
where the vptr points, even for primary vtables.
(build_vtbl_initializer): Adjust handling of vbase and vcall
offsets.
(build_vcall_and_vbase_vtable_entries): New function.
(dfs_build_vbase_offset_vtbl_entries): Remove.
(build_vbase_offset_vtbl_entries): Reimplement.
(dfs_build_vcall_offset_vtbl_entries): Don't include virtuals that
were already handled in a primary base class vtable.
(build_vcall_offset_vtbl_entries): Adjust.
(build_rtti_vtbl_entries): Adjust.
* decl2.c (output_vtable_inherit): Use get_vtbl_decl_for_binfo.
* init.c (expand_virtual_init): Simplify.
* repo.c (repo_get_id): Use get_vtbl_decl_for_binfo.
* rtti.c (create_pseudo_type_info): Adjust calculation of vptr.
* search.c (BINFO_ACCESS): New macro.
(SET_BINFO_ACCESS): Likewise.
(dfs_access_in_type): Manipulate access_kinds, not access nodes.
(access_in_type): Likewise.
(dfs_accessible_p): Likewise.
(protected_accessible_p): Likewise.
(lookup_fnfields_1): Adjust documentation.
(dfs_mark_primary_bases): Move to class.c
(mark_primary_bases): Likewise.
(dfs_vbase_unmark): Remove.
(virtual_context): Use BINFO_FOR_VBASE.
(dfs_get_vbase_types): Simplify.
(dfs_build_inheritance_graph_order): New function.
(get_vbase_types): Use it.
* tree.c (debug_binfo): Use get_vtbl_decl_for_binfo.
* tinfo.cc (get_vbase_offset): New function.
(__vmi_class_type_info::do_find_public_src): Use it.
(__vmi_class_type_info::do_dyncast): Likewise.
(__vmi_class_type_info::do_upcast): Likewise.
From-SVN: r32905
* config/sparc/sparc.md (movdi_insn_sp64_novis): New pattern.
(movdi_insn_sp64_vis): Renamed from movdi_insn_sp64.
(movsf): Don't force any constant to memory if target is integer
hard register.
Move fp_zero_operand check below the const0_rtx check.
(movtf): Likewise. Also allow fp_zero_operand for stores into
memory.
(movdf): Likewise. Also allow fp_zero_operand for stores into
memory and into integer hard registers.
(clear_df, clear_dfp, movdf_const_intreg_sp32,
movdf_const_intreg_sp64): Remove.
(movdf_insn_sp32, movdf_no_e_insn_sp32): Redo constraints and
conditions.
(movdf_no_e_insn_v9_sp32): New pattern.
(movdf_insn_v9only): Remove.
(movdf_insn_v9only_novis, movdf_insn_v9only_vis): New patterns.
(movdf_insn_sp64): Remove.
(movdf_insn_sp64_novis, movdf_insn_sp64_vis): New patterns.
(movdf_no_e_insn_sp64): Allow storing 0.0 into memory.
(following splits): Rewrite conditions. Add two new splits
for storing 0.0 into memory and registers.
(clear_tf, clear_tf+1, clear_tfp, clear_tfp+1): Remove.
(movtf_insn_sp32): Redo constraints and conditions.
(movtf_insn_vis_sp32): New pattern.
(movtf_no_e_insn_sp32): Redo constraints and conditions.
(movtf_insn_hq_sp64): Likewise.
(movtf_insn_hq_vis_sp64): New pattern.
(movtf_insn_sp64): Redo constraints and conditions.
(movtf_insn_vis_sp64): New pattern.
(movtf_no_e_insn_sp64): Redo constraints and conditions.
(movtf_no_e_insn_sp64+1): New split for storing 0.0L into registers
or memory.
* config/sparc/sparc.c (sparc_override_options): Assume v9 if either
-mvis or -m64 to take down the number of various reload patterns.
From-SVN: r32901
* config/sparc/sparc.h (RTX_OK_FOR_OFFSET_P): Leave minor margin
so that addresses are offsetable by up to 16 bytes.
(GO_IF_LEGITIMATE_ADDRESS): Don't allow REG+REG addresses for
non-optimizing TARGET_ARCH32 in DF or DI modes because it is not
offsetable.
From-SVN: r32900
