lognotexpr.java

JDK1.4编译器后端

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 LogNotExpr extends Unary implements Cloneable {
    public void flushCache() {
        super.flushCache();
        type_computed = false;
        type_value = null;
    }
     @SuppressWarnings({"unchecked", "cast"})  public LogNotExpr clone() throws CloneNotSupportedException {
        LogNotExpr node = (LogNotExpr)super.clone();
        node.type_computed = false;
        node.type_value = null;
        node.in$Circle(false);
        node.is$Final(false);
    return node;
    }
     @SuppressWarnings({"unchecked", "cast"})  public LogNotExpr copy() {
      try {
          LogNotExpr node = (LogNotExpr)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 LogNotExpr fullCopy() {
        LogNotExpr res = (LogNotExpr)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 TypeCheck.jrag at line 287


  // 15.15.6
  public void typeCheck() {
    if(!getOperand().type().isBoolean())
      error("unary ! only operates on boolean types");
  }

    // Declared in CodeGeneration.jrag at line 1026

  void emitOperation(CodeGeneration gen) { type().logNot(gen); }

    // Declared in CreateBCode.jrag at line 1008

  public void createBCode(CodeGeneration gen) { emitBooleanCondition(gen); }

    // Declared in CreateBCode.jrag at line 1064

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

    // Declared in java.ast at line 3
    // Declared in java.ast line 145

    public LogNotExpr() {
        super();


    }

    // Declared in java.ast at line 10


    // Declared in java.ast line 145
    public LogNotExpr(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 139
    public void setOperand(Expr node) {
        setChild(node, 0);
    }

    // Declared in java.ast at line 5

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

    // Declared in java.ast at line 9


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

    // Declared in ConstantExpression.jrag at line 474
 @SuppressWarnings({"unchecked", "cast"})     public boolean isConstant() {
        boolean isConstant_value = isConstant_compute();
        return isConstant_value;
    }

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

    // Declared in ConstantExpression.jrag at line 514
 @SuppressWarnings({"unchecked", "cast"})     public Constant constant() {
        Constant constant_value = constant_compute();
        return constant_value;
    }

    private Constant constant_compute() {  return Constant.create(!getOperand().constant().booleanValue());  }

    // Declared in DefiniteAssignment.jrag at line 381
 @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 getOperand().isDAafterFalse(v) || isFalse();  }

    // Declared in DefiniteAssignment.jrag at line 382
 @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 getOperand().isDAafterTrue(v) || isTrue();  }

    // Declared in DefiniteAssignment.jrag at line 384
 @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 isDAafterTrue(v) && isDAafterFalse(v);  }

    // Declared in DefiniteAssignment.jrag at line 815
 @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 getOperand().isDUafterFalse(v);  }

    // Declared in DefiniteAssignment.jrag at line 816
 @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 getOperand().isDUafterTrue(v);  }

    // Declared in DefiniteAssignment.jrag at line 818
 @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 isDUafterTrue(v) && isDUafterFalse(v);  }

    // Declared in PrettyPrint.jadd at line 398
 @SuppressWarnings({"unchecked", "cast"})     public String printPreOp() {
        String printPreOp_value = printPreOp_compute();
        return printPreOp_value;
    }

    private String printPreOp_compute() {  return "!";  }

    // Declared in TypeAnalysis.jrag at line 319
 @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 typeBoolean();  }

    // Declared in CreateBCode.jrag at line 932
 @SuppressWarnings({"unchecked", "cast"})     public boolean definesLabel() {
        boolean definesLabel_value = definesLabel_compute();
        return definesLabel_value;
    }

    private boolean definesLabel_compute() {  return true;  }

    // Declared in CreateBCode.jrag at line 995
 @SuppressWarnings({"unchecked", "cast"})     public boolean canBeTrue() {
        boolean canBeTrue_value = canBeTrue_compute();
        return canBeTrue_value;
    }

    private boolean canBeTrue_compute() {  return getOperand().canBeFalse();  }

    // Declared in CreateBCode.jrag at line 1005
 @SuppressWarnings({"unchecked", "cast"})     public boolean canBeFalse() {
        boolean canBeFalse_value = canBeFalse_compute();
        return canBeFalse_value;
    }

    private boolean canBeFalse_compute() {  return getOperand().canBeTrue();  }

    // Declared in CreateBCode.jrag at line 963
    public int Define_int_condition_true_label(ASTNode caller, ASTNode child) {
        if(caller == getOperandNoTransform()) {
            return false_label();
        }
        return getParent().Define_int_condition_true_label(this, caller);
    }

    // Declared in CreateBCode.jrag at line 962
    public int Define_int_condition_false_label(ASTNode caller, ASTNode child) {
        if(caller == getOperandNoTransform()) {
            return true_label();
        }
        return getParent().Define_int_condition_false_label(this, caller);
    }

    // Declared in DefiniteAssignment.jrag at line 383
    public boolean Define_boolean_isDAbefore(ASTNode caller, ASTNode child, Variable v) {
        if(caller == getOperandNoTransform()) {
            return isDAbefore(v);
        }
        return getParent().Define_boolean_isDAbefore(this, caller, v);
    }

    // Declared in DefiniteAssignment.jrag at line 817
    public boolean Define_boolean_isDUbefore(ASTNode caller, ASTNode child, Variable v) {
        if(caller == getOperandNoTransform()) {
            return isDUbefore(v);
        }
        return getParent().Define_boolean_isDUbefore(this, caller, v);
    }

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

}