*************************************************************************
Copyright (C) Olivetti 1989
All Rights reserved
Use and copy of this software and preparation of derivative works based
upon this software are permitted to any person, provided this same
copyright notice and the following Olivetti warranty disclaimer are
included in any copy of the software or any modification thereof or
derivative work therefrom made by any person.
This software is made available AS IS and Olivetti disclaims all
warranties with respect to this software, whether expressed or implied
under any law, including all implied warranties of merchantibility and
fitness for any purpose. In no event shall Olivetti be liable for any
damages whatsoever resulting from loss of use, data or profits or
otherwise arising out of or in connection with the use or performance
of this software.
*************************************************************************
Copyright (C) 1991, Digital Equipment Corporation
All rights reserved.
See the file COPYRIGHT for a full description.
MODULE M3CTmpAtt EXPORTS M3CTmpAtt, M3ASTOp_SM;
IMPORT IntRefTbl;
IMPORT AST, M3AST_AS, M3ASTOp_SM;
IMPORT M3CId; (* to reveal an M3AST_LX.Symrep *)
IMPORT M3AST_AS_F, M3AST_TM_F;
IMPORT SeqM3AST_AS_Override, SeqM3AST_AS_Method;
IMPORT ASTWalk;
CONST
TmpDefIdTableSize = 64;
<*INLINE*> PROCEDURE Set(n: AST.NODE; id: M3AST_AS.UNIT_ID)=
BEGIN
n.set_tmp(id);
END Set;
<*INLINE*> PROCEDURE SetTmpUnitId(n: AST.NODE; id: M3AST_AS.UNIT_ID)=
BEGIN
n.set_tmp_unit_id(id);
END SetTmpUnitId;
<*INLINE*> PROCEDURE DefId(
defId: M3AST_AS.DEF_ID;
unitId: M3AST_AS.UNIT_ID)
RAISES {}=
BEGIN
defId.tmp_unit_id := unitId;
defId.tmp_recursive := FALSE;
END DefId;
<*INLINE*> PROCEDURE TypeSpec(
ts: M3AST_AS.TYPE_SPEC;
id: M3AST_AS.UNIT_ID)
RAISES {}=
BEGIN
ts.tmp_unit_id := id;
END TypeSpec;
TYPE
Closure =
ASTWalk.Closure OBJECT
table: IntRefTbl.T;
OVERRIDES
callback := RecordId;
END;
PROCEDURE RecordId(
c: Closure;
an: AST.NODE;
<*UNUSED*> vm: ASTWalk.VisitMode)
RAISES {}=
BEGIN
TYPECASE an OF
| M3AST_AS.DEF_ID(defId) =>
IF defId.lx_symrep # NIL THEN
EVAL c.table.put(defId.lx_symrep.atom, defId);
END; (* if *)
| M3AST_AS.M3TYPE, M3AST_AS.EXP =>
ASTWalk.IgnoreChildren(c);
ELSE
END;
END RecordId;
PROCEDURE SetTmpDefIdTable(int: M3AST_AS.Interface) RAISES {}=
<*FATAL ANY*>
VAR
c: Closure;
t: IntRefTbl.T;
BEGIN
t := NEW(IntRefTbl.Default).init(TmpDefIdTableSize);
int.tmp_def_id_table := t;
c := NEW(Closure, table := t);
ASTWalk.VisitNodes(int.as_block, c);
END SetTmpDefIdTable;
PROCEDURE Set_tmp(an: M3ASTOp_SM.NODE; id: M3AST_AS.UNIT_ID) RAISES {} =
VAR
iter_m: SeqM3AST_AS_Method.Iter;
iter_o: SeqM3AST_AS_Override.Iter;
override: M3AST_AS.Override;
method: M3AST_AS.Method;
BEGIN
TYPECASE an OF
| M3AST_AS.Import_item(im) =>
IF im.as_id # NIL THEN
im.as_id.tmp_used_id := im.as_intf_id;
END; (* if *)
| M3AST_AS.Concrete_decl(concreteDecl) =>
concreteDecl.as_id.tmp_type := concreteDecl.as_type;
| M3AST_AS.Subtype_decl(subtypeDecl) =>
subtypeDecl.as_id.tmp_type := subtypeDecl.as_type;
| M3AST_AS.Exc_decl(excDecl) =>
excDecl.as_id.tmp_type := excDecl.as_type;
| M3AST_AS.Object_type(objectType) =>
iter_m := SeqM3AST_AS_Method.NewIter(objectType.as_method_s);
WHILE SeqM3AST_AS_Method.Next(iter_m, method) DO
method.tmp_type := objectType;
END; (* while *)
iter_o := SeqM3AST_AS_Override.NewIter(objectType.as_override_s);
WHILE SeqM3AST_AS_Override.Next(iter_o, override) DO
override.tmp_type := objectType;
END; (* while *)
TypeSpec(objectType, id);
| M3AST_AS.Opaque_type(opaqueType) =>
opaqueType.tmp_rev_type_spec := NIL;
TypeSpec(opaqueType, id);
| M3AST_AS.Interface(interface) =>
SetTmpDefIdTable(interface);
| M3AST_AS.DEF_ID(defId) =>
DefId(defId, id);
| M3AST_AS.TYPE_SPEC(typeSpec) =>
TypeSpec(typeSpec, id);
ELSE
END;
END Set_tmp;
PROCEDURE Set_tmp_unit_id(an: M3ASTOp_SM.NODE; id: M3AST_AS.UNIT_ID) RAISES {}=
BEGIN
TYPECASE an OF
| M3AST_AS.DEF_ID(defId) =>
DefId(defId, id);
| M3AST_AS.TYPE_SPEC(typeSpec) =>
TypeSpec(typeSpec, id);
ELSE
END;
END Set_tmp_unit_id;
BEGIN
END M3CTmpAtt.