parexpr.java

来自「JDK1.4编译器后端」· Java 代码 · 共 266 行

package AST;
import java.util.HashSet;import java.util.LinkedHashSet;import java.io.FileNotFoundException;import java.io.File;import java.util.*;import beaver.*;import java.util.ArrayList;import java.util.zip.*;import java.io.*;



public class ParExpr extends PrimaryExpr implements Cloneable {
    public void flushCache() {
        super.flushCache();
        type_computed = false;
        type_value = null;
    }
     @SuppressWarnings({"unchecked", "cast"})  public ParExpr clone() throws CloneNotSupportedException {
        ParExpr node = (ParExpr)super.clone();
        node.type_computed = false;
        node.type_value = null;
        node.in$Circle(false);
        node.is$Final(false);
    return node;
    }
     @SuppressWarnings({"unchecked", "cast"})  public ParExpr copy() {
      try {
          ParExpr node = (ParExpr)clone();
          if(children != null) node.children = (ASTNode[])children.clone();
          return node;
      } catch (CloneNotSupportedException e) {
      }
      System.err.println("Error: Could not clone node of type " + getClass().getName() + "!");
      return null;
    }
     @SuppressWarnings({"unchecked", "cast"})  public ParExpr fullCopy() {
        ParExpr res = (ParExpr)copy();
        for(int i = 0; i < getNumChildNoTransform(); i++) {
          ASTNode node = getChildNoTransform(i);
          if(node != null) node = node.fullCopy();
          res.setChild(node, i);
        }
        return res;
    }
    // Declared in PrettyPrint.jadd at line 339


  public void toString(StringBuffer s) {
    s.append("(");
    getExpr().toString(s);
    s.append(")");
  }

    // Declared in TypeCheck.jrag at line 263


  public void typeCheck() {
    if(getExpr().isTypeAccess())
      error("" + getExpr() + " is a type and may not be used in parenthesized expression");
  }

    // Declared in CreateBCode.jrag at line 1062

  
  public void emitEvalBranch(CodeGeneration gen)     { getExpr().emitEvalBranch(gen); }

    // Declared in java.ast at line 3
    // Declared in java.ast line 134

    public ParExpr() {
        super();


    }

    // Declared in java.ast at line 10


    // Declared in java.ast line 134
    public ParExpr(Expr p0) {
        setChild(p0, 0);
    }

    // Declared in java.ast at line 14


  protected int numChildren() {
    return 1;
  }

    // Declared in java.ast at line 17

  public boolean mayHaveRewrite() { return false; }

    // Declared in java.ast at line 2
    // Declared in java.ast line 134
    public void setExpr(Expr node) {
        setChild(node, 0);
    }

    // Declared in java.ast at line 5

    public Expr getExpr() {
        return (Expr)getChild(0);
    }

    // Declared in java.ast at line 9


    public Expr getExprNoTransform() {
        return (Expr)getChildNoTransform(0);
    }

    // Declared in ConstantExpression.jrag at line 111
 @SuppressWarnings({"unchecked", "cast"})     public Constant constant() {
        Constant constant_value = constant_compute();
        return constant_value;
    }

    private Constant constant_compute() {  return getExpr().constant();  }

    // Declared in ConstantExpression.jrag at line 478
 @SuppressWarnings({"unchecked", "cast"})     public boolean isConstant() {
        boolean isConstant_value = isConstant_compute();
        return isConstant_value;
    }

    private boolean isConstant_compute() {  return getExpr().isConstant();  }

    // Declared in DefiniteAssignment.jrag at line 61
 @SuppressWarnings({"unchecked", "cast"})     public Variable varDecl() {
        Variable varDecl_value = varDecl_compute();
        return varDecl_value;
    }

    private Variable varDecl_compute() {  return getExpr().varDecl();  }

    // Declared in DefiniteAssignment.jrag at line 350
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDAafterTrue(Variable v) {
        boolean isDAafterTrue_Variable_value = isDAafterTrue_compute(v);
        return isDAafterTrue_Variable_value;
    }

    private boolean isDAafterTrue_compute(Variable v) {  return getExpr().isDAafterTrue(v) || isFalse();  }

    // Declared in DefiniteAssignment.jrag at line 351
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDAafterFalse(Variable v) {
        boolean isDAafterFalse_Variable_value = isDAafterFalse_compute(v);
        return isDAafterFalse_Variable_value;
    }

    private boolean isDAafterFalse_compute(Variable v) {  return getExpr().isDAafterFalse(v) || isTrue();  }

    // Declared in DefiniteAssignment.jrag at line 401
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDAafter(Variable v) {
        boolean isDAafter_Variable_value = isDAafter_compute(v);
        return isDAafter_Variable_value;
    }

    private boolean isDAafter_compute(Variable v) {  return getExpr().isDAafter(v);  }

    // Declared in DefiniteAssignment.jrag at line 800
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDUafterTrue(Variable v) {
        boolean isDUafterTrue_Variable_value = isDUafterTrue_compute(v);
        return isDUafterTrue_Variable_value;
    }

    private boolean isDUafterTrue_compute(Variable v) {  return getExpr().isDUafterTrue(v);  }

    // Declared in DefiniteAssignment.jrag at line 801
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDUafterFalse(Variable v) {
        boolean isDUafterFalse_Variable_value = isDUafterFalse_compute(v);
        return isDUafterFalse_Variable_value;
    }

    private boolean isDUafterFalse_compute(Variable v) {  return getExpr().isDUafterFalse(v);  }

    // Declared in DefiniteAssignment.jrag at line 845
 @SuppressWarnings({"unchecked", "cast"})     public boolean isDUafter(Variable v) {
        boolean isDUafter_Variable_value = isDUafter_compute(v);
        return isDUafter_Variable_value;
    }

    private boolean isDUafter_compute(Variable v) {  return getExpr().isDUafter(v);  }

    // Declared in ResolveAmbiguousNames.jrag at line 28
 @SuppressWarnings({"unchecked", "cast"})     public boolean isSuperAccess() {
        boolean isSuperAccess_value = isSuperAccess_compute();
        return isSuperAccess_value;
    }

    private boolean isSuperAccess_compute() {  return getExpr().isSuperAccess();  }

    // Declared in ResolveAmbiguousNames.jrag at line 34
 @SuppressWarnings({"unchecked", "cast"})     public boolean isThisAccess() {
        boolean isThisAccess_value = isThisAccess_compute();
        return isThisAccess_value;
    }

    private boolean isThisAccess_compute() {  return getExpr().isThisAccess();  }

    protected boolean type_computed = false;
    protected TypeDecl type_value;
    // Declared in TypeAnalysis.jrag at line 310
 @SuppressWarnings({"unchecked", "cast"})     public TypeDecl type() {
        if(type_computed)
            return type_value;
        int num = boundariesCrossed;
        boolean isFinal = this.is$Final();
        type_value = type_compute();
        if(isFinal && num == boundariesCrossed)
            type_computed = true;
        return type_value;
    }

    private TypeDecl type_compute() {  return getExpr().isTypeAccess() ? unknownType() : getExpr().type();  }

    // Declared in TypeCheck.jrag at line 19
 @SuppressWarnings({"unchecked", "cast"})     public boolean isVariable() {
        boolean isVariable_value = isVariable_compute();
        return isVariable_value;
    }

    private boolean isVariable_compute() {  return getExpr().isVariable();  }

    // Declared in TypeHierarchyCheck.jrag at line 151
 @SuppressWarnings({"unchecked", "cast"})     public boolean staticContextQualifier() {
        boolean staticContextQualifier_value = staticContextQualifier_compute();
        return staticContextQualifier_value;
    }

    private boolean staticContextQualifier_compute() {  return getExpr().staticContextQualifier();  }

    // Declared in CreateBCode.jrag at line 212
 @SuppressWarnings({"unchecked", "cast"})     public boolean needsPop() {
        boolean needsPop_value = needsPop_compute();
        return needsPop_value;
    }

    private boolean needsPop_compute() {  return getExpr().needsPop();  }

    // Declared in CreateBCode.jrag at line 930
 @SuppressWarnings({"unchecked", "cast"})     public boolean definesLabel() {
        boolean definesLabel_value = definesLabel_compute();
        return definesLabel_value;
    }

    private boolean definesLabel_compute() {  return getParent().definesLabel();  }

    // Declared in CreateBCode.jrag at line 988
 @SuppressWarnings({"unchecked", "cast"})     public boolean canBeTrue() {
        boolean canBeTrue_value = canBeTrue_compute();
        return canBeTrue_value;
    }

    private boolean canBeTrue_compute() {  return getExpr().canBeTrue();  }

    // Declared in CreateBCode.jrag at line 998
 @SuppressWarnings({"unchecked", "cast"})     public boolean canBeFalse() {
        boolean canBeFalse_value = canBeFalse_compute();
        return canBeFalse_value;
    }

    private boolean canBeFalse_compute() {  return getExpr().canBeFalse();  }

public ASTNode rewriteTo() {
    return super.rewriteTo();
}

}