soot.JastAddJ.MinusExpr Maven / Gradle / Ivy
/* This file was generated with JastAdd2 (http://jastadd.org) version R20130212 (r1031) */
package soot.JastAddJ;
import java.util.HashSet;
import java.io.File;
import java.util.*;
import beaver.*;
import java.util.ArrayList;
import java.util.zip.*;
import java.io.*;
import java.io.FileNotFoundException;
import java.util.Collection;
import soot.*;
import soot.util.*;
import soot.jimple.*;
import soot.coffi.ClassFile;
import soot.coffi.method_info;
import soot.coffi.CONSTANT_Utf8_info;
import soot.tagkit.SourceFileTag;
import soot.coffi.CoffiMethodSource;
/**
* @production MinusExpr : {@link Unary};
* @ast node
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/java.ast:139
*/
public class MinusExpr extends Unary implements Cloneable {
/**
* @apilevel low-level
*/
public void flushCache() {
super.flushCache();
type_computed = false;
type_value = null;
}
/**
* @apilevel internal
*/
public void flushCollectionCache() {
super.flushCollectionCache();
}
/**
* @apilevel internal
*/
@SuppressWarnings({"unchecked", "cast"})
public MinusExpr clone() throws CloneNotSupportedException {
MinusExpr node = (MinusExpr)super.clone();
node.type_computed = false;
node.type_value = null;
node.in$Circle(false);
node.is$Final(false);
return node;
}
/**
* @apilevel internal
*/
@SuppressWarnings({"unchecked", "cast"})
public MinusExpr copy() {
try {
MinusExpr node = (MinusExpr) clone();
node.parent = null;
if(children != null)
node.children = (ASTNode[]) children.clone();
return node;
} catch (CloneNotSupportedException e) {
throw new Error("Error: clone not supported for " +
getClass().getName());
}
}
/**
* Create a deep copy of the AST subtree at this node.
* The copy is dangling, i.e. has no parent.
* @return dangling copy of the subtree at this node
* @apilevel low-level
*/
@SuppressWarnings({"unchecked", "cast"})
public MinusExpr fullCopy() {
MinusExpr tree = (MinusExpr) copy();
if (children != null) {
for (int i = 0; i < children.length; ++i) {
ASTNode child = (ASTNode) children[i];
if(child != null) {
child = child.fullCopy();
tree.setChild(child, i);
}
}
}
return tree;
}
/**
* @ast method
* @aspect TypeCheck
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/TypeCheck.jrag:275
*/
public void typeCheck() {
if(!getOperand().type().isNumericType())
error("unary minus only operates on numeric types");
}
/**
* @ast method
* @aspect Expressions
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/Expressions.jrag:692
*/
public soot.Value eval(Body b) {
return b.newNegExpr(asImmediate(b, getOperand().eval(b)), this);
}
/**
* @ast method
*
*/
public MinusExpr() {
super();
}
/**
* Initializes the child array to the correct size.
* Initializes List and Opt nta children.
* @apilevel internal
* @ast method
* @ast method
*
*/
public void init$Children() {
children = new ASTNode[1];
}
/**
* @ast method
*
*/
public MinusExpr(Expr p0) {
setChild(p0, 0);
}
/**
* @apilevel low-level
* @ast method
*
*/
protected int numChildren() {
return 1;
}
/**
* @apilevel internal
* @ast method
*
*/
public boolean mayHaveRewrite() {
return true;
}
/**
* Replaces the Operand child.
* @param node The new node to replace the Operand child.
* @apilevel high-level
* @ast method
*
*/
public void setOperand(Expr node) {
setChild(node, 0);
}
/**
* Retrieves the Operand child.
* @return The current node used as the Operand child.
* @apilevel high-level
* @ast method
*
*/
public Expr getOperand() {
return (Expr)getChild(0);
}
/**
* Retrieves the Operand child.
* This method does not invoke AST transformations.
* @return The current node used as the Operand child.
* @apilevel low-level
* @ast method
*
*/
public Expr getOperandNoTransform() {
return (Expr)getChildNoTransform(0);
}
/**
* @attribute syn
* @aspect ConstantExpression
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/ConstantExpression.jrag:91
*/
public Constant constant() {
ASTNode$State state = state();
try { return type().minus(getOperand().constant()); }
finally {
}
}
/**
* @attribute syn
* @aspect ConstantExpression
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/ConstantExpression.jrag:336
*/
public boolean isConstant() {
ASTNode$State state = state();
try { return getOperand().isConstant(); }
finally {
}
}
/**
* @attribute syn
* @aspect PrettyPrint
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/PrettyPrint.jadd:376
*/
public String printPreOp() {
ASTNode$State state = state();
try { return "-"; }
finally {
}
}
/**
* @apilevel internal
*/
protected boolean type_computed = false;
/**
* @apilevel internal
*/
protected TypeDecl type_value;
/**
* @attribute syn
* @aspect TypeAnalysis
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/TypeAnalysis.jrag:316
*/
@SuppressWarnings({"unchecked", "cast"})
public TypeDecl type() {
if(type_computed) {
return type_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
type_value = type_compute();
if(isFinal && num == state().boundariesCrossed) type_computed = true;
return type_value;
}
/**
* @apilevel internal
*/
private TypeDecl type_compute() { return getOperand().type().unaryNumericPromotion(); }
/**
* @apilevel internal
*/
public ASTNode rewriteTo() {
// Declared in /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/Literals.jrag at line 341
if(getOperand() instanceof IntegerLiteral && ((IntegerLiteral)getOperand()).isDecimal() && getOperand().isPositive()) {
state().duringLiterals++;
ASTNode result = rewriteRule0();
state().duringLiterals--;
return result;
}
// Declared in /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/Literals.jrag at line 353
if(getOperand() instanceof LongLiteral && ((LongLiteral)getOperand()).isDecimal() && getOperand().isPositive()) {
state().duringLiterals++;
ASTNode result = rewriteRule1();
state().duringLiterals--;
return result;
}
return super.rewriteTo();
}
/**
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/Literals.jrag:341
* @apilevel internal
*/ private IntegerLiteral rewriteRule0() {
{
IntegerLiteral original = (IntegerLiteral) getOperand();
IntegerLiteral literal = new IntegerLiteral("-"+
original.getLITERAL());
literal.setDigits(original.getDigits());
literal.setKind(original.getKind());
return literal;
} }
/**
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java7Frontend/Literals.jrag:353
* @apilevel internal
*/ private LongLiteral rewriteRule1() {
{
LongLiteral original = (LongLiteral) getOperand();
LongLiteral literal = new LongLiteral("-"+
original.getLITERAL());
literal.setDigits(original.getDigits());
literal.setKind(original.getKind());
return literal;
} }
}