m3tk/src/ast/M3ASTCopySM.m3


MODULE M3ASTCopySM;
************************************************************************* 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.

IMPORT M3AST, M3AST_AS, M3AST_SM, M3AST_SM_F, ASTWalk, M3Assert, ASTCopy;

PROCEDURE Attrs(
    <*UNUSED*> cl: ASTCopy.Closure;
    n, ncopy: M3AST.NODE; vm: ASTWalk.VisitMode) RAISES {}=
  VAR
    init_id, init_id_copy: M3AST_SM.INIT_ID;
    ccv_id, ccv_id_copy: M3AST_SM.CCV_ID;
    redef_id, redef_id_copy: M3AST_SM.REDEF_ID;
    recobj_id, recobj_id_copy: M3AST_SM.RECOBJ_ID;
    used_id, used_id_copy: M3AST_AS.USED_ID;
    exp_copy: M3AST_AS.EXP;
    type_spec_copy: M3AST_AS.TYPE_SPEC;
    typed_id_copy: M3AST_AS.TYPED_ID;
    unit_copy: M3AST_AS.UNIT;
    unit_copy_wb: M3AST_AS.UNIT_WITH_BODY;
    unit_id_copy: M3AST_AS.UNIT_ID;
    proc_id_copy: M3AST_AS.Proc_id;
    named_type_copy: M3AST_AS.Named_type;
    subrange_type_copy: M3AST_AS.Subrange_type;
    enumeration_type_copy: M3AST_AS.Enumeration_type;
    array_type_copy: M3AST_AS.Array_type;
    opaque_type_copy: M3AST_AS.Opaque_type;
    object_type_copy: M3AST_AS.Object_type;
    procedure_type_copy: M3AST_AS.Procedure_type;
    module_copy: M3AST_AS.Module;
    call_copy: M3AST_AS.Call;
    constructor_copy: M3AST_AS.Constructor;
  BEGIN
    IF vm = ASTWalk.VisitMode.Exit THEN
      TYPECASE n OF
      | M3AST_AS.EXP(exp) =>
          exp_copy := NARROW(ncopy, M3AST_AS.EXP);
          exp_copy.sm_exp_type_spec := exp.sm_exp_type_spec;
          exp_copy.sm_exp_value := exp.sm_exp_value;
      | M3AST_AS.TYPE_SPEC(type_spec) =>
          type_spec_copy := NARROW(ncopy, M3AST_AS.TYPE_SPEC);
          type_spec_copy.sm_bitsize := type_spec.sm_bitsize;
          type_spec_copy.sm_align := type_spec.sm_align;
      | M3AST_AS.TYPED_ID(typed_id) =>
          typed_id_copy := NARROW(ncopy, M3AST_AS.TYPED_ID);
          typed_id_copy.sm_type_spec := typed_id.sm_type_spec;
      | M3AST_AS.UNIT(unit) =>
          unit_copy := NARROW(ncopy, M3AST_AS.UNIT);
          unit_copy.sm_comp_unit := unit.sm_comp_unit;
          TYPECASE unit OF <*NOWARN*>
          | M3AST_AS.UNIT_WITH_BODY(unit_wb) =>
              unit_copy_wb := NARROW(unit_copy, M3AST_AS.UNIT_WITH_BODY);
              unit_copy_wb.sm_import_s := unit_wb.sm_import_s;
              unit_copy_wb.sm_type_spec_s := unit_wb.sm_type_spec_s;
              unit_copy_wb.sm_reveal_s := unit_wb.sm_reveal_s;
          | M3AST_AS.UNIT_GEN_INS(unit_gen_ins) =>
              VAR unit_gen_ins_copy :=
                  NARROW(unit_copy, M3AST_AS.UNIT_GEN_INS);
              BEGIN
                unit_gen_ins_copy.sm_ins_comp_unit :=
                  unit_gen_ins.sm_ins_comp_unit;
              END;
          END; (* typecase *)
     | M3AST_AS.UNIT_ID(unit_id) =>
          unit_id_copy := NARROW(ncopy, M3AST_AS.UNIT_ID);
          unit_id_copy.sm_spec := unit_id.sm_spec;
      ELSE
      END; (* typecase *)

      IF n.IsA_INIT_ID(init_id) THEN
        M3Assert.Check(ncopy.IsA_INIT_ID(init_id_copy));
        init_id_copy.sm_init_exp := init_id.sm_init_exp;
      END;
      IF n.IsA_CCV_ID(ccv_id) THEN
        M3Assert.Check(ncopy.IsA_CCV_ID(ccv_id_copy));
        ccv_id_copy.sm_exp_value := ccv_id.sm_exp_value;
      END;
      IF n.IsA_REDEF_ID(redef_id) THEN
        M3Assert.Check(ncopy.IsA_REDEF_ID(redef_id_copy));
        redef_id_copy.sm_int_def := redef_id.sm_int_def;
      END;
      IF n.IsA_RECOBJ_ID(recobj_id) THEN
        M3Assert.Check(ncopy.IsA_RECOBJ_ID(recobj_id_copy));
        recobj_id_copy.sm_enc_type_spec := recobj_id.sm_enc_type_spec;
      END;
      IF n.IsA_USED_ID(used_id) THEN
        M3Assert.Check(ncopy.IsA_USED_ID(used_id_copy));
        used_id_copy.sm_def := used_id.sm_def;
      END; (* if *)

      TYPECASE n OF
      | M3AST_AS.Named_type(named_type) =>
          named_type_copy := NARROW(ncopy, M3AST_AS.Named_type);
          named_type_copy.sm_type_spec := named_type.sm_type_spec;
      | M3AST_AS.Subrange_type(subrange_type) =>
          subrange_type_copy := NARROW(ncopy, M3AST_AS.Subrange_type);
          subrange_type_copy.sm_base_type_spec :=
              subrange_type.sm_base_type_spec;
      | M3AST_AS.Enumeration_type(enumeration_type) =>
          enumeration_type_copy := NARROW(ncopy, M3AST_AS.Enumeration_type);
          enumeration_type_copy.sm_num_elements :=
              enumeration_type.sm_num_elements;
      | M3AST_AS.Array_type(array_type) =>
          array_type_copy := NARROW(ncopy, M3AST_AS.Array_type);
          array_type_copy.sm_norm_type := array_type.sm_norm_type;
      | M3AST_AS.Opaque_type(opaque_type) =>
          opaque_type_copy := NARROW(ncopy, M3AST_AS.Opaque_type);
          opaque_type_copy.sm_concrete_type_spec :=
             opaque_type.sm_concrete_type_spec;
          opaque_type_copy.sm_type_spec_s :=
             opaque_type.sm_type_spec_s;
      | M3AST_AS.Object_type(object_type) =>
          object_type_copy := NARROW(ncopy, M3AST_AS.Object_type);
          object_type_copy.sm_rf_bitsize := object_type.sm_rf_bitsize;
          object_type_copy.sm_rf_align := object_type.sm_rf_align;
      | M3AST_AS.Procedure_type(procedure_type) =>
          procedure_type_copy := NARROW(ncopy, M3AST_AS.Procedure_type);
          procedure_type_copy.sm_def_id := procedure_type.sm_def_id;
      | M3AST_AS.Module(module) =>
          module_copy := NARROW(ncopy, M3AST_AS.Module);
          module_copy.sm_export_s := module.sm_export_s;
      | M3AST_AS.Proc_id(proc_id) =>
          proc_id_copy := NARROW(ncopy, M3AST_AS.Proc_id);
          proc_id_copy.sm_spec := proc_id.sm_spec;
          proc_id_copy.sm_concrete_proc_id := proc_id.sm_concrete_proc_id;
      | M3AST_AS.Call(call) =>
          call_copy := NARROW(ncopy, M3AST_AS.Call);
          call_copy.sm_actual_s := call.sm_actual_s;
      | M3AST_AS.Constructor(constructor) =>
          constructor_copy := NARROW(ncopy, M3AST_AS.Constructor);
          constructor_copy.sm_actual_s := constructor.sm_actual_s
      ELSE
      END;
    END; (* if *)
  END Attrs;

BEGIN

END M3ASTCopySM.

interface M3AST is in: