soot.JastAddJ.RelationalExpr 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 RelationalExpr : {@link Binary};
* @ast node
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/java.ast:175
*/
public abstract class RelationalExpr extends Binary 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 RelationalExpr clone() throws CloneNotSupportedException {
RelationalExpr node = (RelationalExpr)super.clone();
node.type_computed = false;
node.type_value = null;
node.in$Circle(false);
node.is$Final(false);
return node;
}
/**
* @ast method
* @aspect TypeCheck
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddJ/Java1.4Frontend/TypeCheck.jrag:204
*/
public void typeCheck() {
if(!getLeftOperand().type().isNumericType())
error(getLeftOperand().type().typeName() + " is not numeric");
if(!getRightOperand().type().isNumericType())
error(getRightOperand().type().typeName() + " is not numeric");
}
/**
* @ast method
* @aspect BooleanExpressions
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/BooleanExpressions.jrag:102
*/
public soot.Value eval(Body b) { return emitBooleanCondition(b); }
/**
* @ast method
* @aspect BooleanExpressions
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/BooleanExpressions.jrag:225
*/
public void emitEvalBranch(Body b) {
b.setLine(this);
if(isTrue())
b.add(b.newGotoStmt(true_label(), this));
else if(isFalse())
b.add(b.newGotoStmt(false_label(), this));
else {
soot.Value left;
soot.Value right;
TypeDecl type = getLeftOperand().type();
if(type.isNumericType()) {
type = binaryNumericPromotedType();
left = getLeftOperand().type().emitCastTo(b, // Binary numeric promotion
getLeftOperand(),
type
);
right = getRightOperand().type().emitCastTo(b, // Binary numeric promotion
getRightOperand(),
type
);
if(type.isDouble() || type.isFloat() || type.isLong()) {
Local l;
if(type.isDouble() || type.isFloat()) {
if(this instanceof GEExpr || this instanceof GTExpr) {
l = asLocal(b, b.newCmplExpr(asImmediate(b, left), asImmediate(b, right), this));
}
else {
l = asLocal(b, b.newCmpgExpr(asImmediate(b, left), asImmediate(b, right), this));
}
}
else {
l = asLocal(b, b.newCmpExpr(asImmediate(b, left), asImmediate(b, right), this));
}
b.add(b.newIfStmt(comparisonInv(b, l, BooleanType.emitConstant(false)), false_label(), this));
b.add(b.newGotoStmt(true_label(), this));
}
else {
b.add(b.newIfStmt(comparison(b, left, right), true_label(), this));
b.add(b.newGotoStmt(false_label(), this));
//b.add(b.newIfStmt(comparisonInv(b, left, right), false_label(), this));
//b.add(b.newGotoStmt(true_label(), this));
}
}
else {
left = getLeftOperand().eval(b);
right = getRightOperand().eval(b);
b.add(b.newIfStmt(comparison(b, left, right), true_label(), this));
b.add(b.newGotoStmt(false_label(), this));
//b.add(b.newIfStmt(comparisonInv(b, left, right), false_label(), this));
//b.add(b.newGotoStmt(true_label(), this));
}
}
}
/**
* @ast method
* @aspect BooleanExpressions
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/BooleanExpressions.jrag:279
*/
public soot.Value comparison(Body b, soot.Value left, soot.Value right) {
throw new Error("comparison not supported for " + getClass().getName());
}
/**
* @ast method
* @aspect BooleanExpressions
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/BooleanExpressions.jrag:301
*/
public soot.Value comparisonInv(Body b, soot.Value left, soot.Value right) {
throw new Error("comparisonInv not supported for " + getClass().getName());
}
/**
* @ast method
*
*/
public RelationalExpr() {
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[2];
}
/**
* @ast method
*
*/
public RelationalExpr(Expr p0, Expr p1) {
setChild(p0, 0);
setChild(p1, 1);
}
/**
* @apilevel low-level
* @ast method
*
*/
protected int numChildren() {
return 2;
}
/**
* @apilevel internal
* @ast method
*
*/
public boolean mayHaveRewrite() {
return false;
}
/**
* Replaces the LeftOperand child.
* @param node The new node to replace the LeftOperand child.
* @apilevel high-level
* @ast method
*
*/
public void setLeftOperand(Expr node) {
setChild(node, 0);
}
/**
* Retrieves the LeftOperand child.
* @return The current node used as the LeftOperand child.
* @apilevel high-level
* @ast method
*
*/
public Expr getLeftOperand() {
return (Expr)getChild(0);
}
/**
* Retrieves the LeftOperand child.
* This method does not invoke AST transformations.
* @return The current node used as the LeftOperand child.
* @apilevel low-level
* @ast method
*
*/
public Expr getLeftOperandNoTransform() {
return (Expr)getChildNoTransform(0);
}
/**
* Replaces the RightOperand child.
* @param node The new node to replace the RightOperand child.
* @apilevel high-level
* @ast method
*
*/
public void setRightOperand(Expr node) {
setChild(node, 1);
}
/**
* Retrieves the RightOperand child.
* @return The current node used as the RightOperand child.
* @apilevel high-level
* @ast method
*
*/
public Expr getRightOperand() {
return (Expr)getChild(1);
}
/**
* Retrieves the RightOperand child.
* This method does not invoke AST transformations.
* @return The current node used as the RightOperand child.
* @apilevel low-level
* @ast method
*
*/
public Expr getRightOperandNoTransform() {
return (Expr)getChildNoTransform(1);
}
/**
* @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:344
*/
@SuppressWarnings({"unchecked", "cast"})
public TypeDecl type() {
if(type_computed) {
return type_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
type_value = type_compute();
if(isFinal && num == state().boundariesCrossed) type_computed = true;
return type_value;
}
/**
* @apilevel internal
*/
private TypeDecl type_compute() { return typeBoolean(); }
/**
* @attribute syn
* @aspect BooleanExpressions
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/BooleanExpressions.jrag:21
*/
public boolean definesLabel() {
ASTNode$State state = state();
try { return false; }
finally {
}
}
/**
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/BooleanExpressions.jrag:69
* @apilevel internal
*/
public soot.jimple.Stmt Define_soot_jimple_Stmt_condition_false_label(ASTNode caller, ASTNode child) {
if(caller == getRightOperandNoTransform()) {
return false_label();
}
else if(caller == getLeftOperandNoTransform()) {
return false_label();
}
else { return getParent().Define_soot_jimple_Stmt_condition_false_label(this, caller);
}
}
/**
* @declaredat /Users/eric/Documents/workspaces/clara-soot/JastAddExtensions/JimpleBackend/BooleanExpressions.jrag:70
* @apilevel internal
*/
public soot.jimple.Stmt Define_soot_jimple_Stmt_condition_true_label(ASTNode caller, ASTNode child) {
if(caller == getRightOperandNoTransform()) {
return true_label();
}
else if(caller == getLeftOperandNoTransform()) {
return true_label();
}
else { return getParent().Define_soot_jimple_Stmt_condition_true_label(this, caller);
}
}
/**
* @apilevel internal
*/
public ASTNode rewriteTo() {
return super.rewriteTo();
}
}