sandmark.obfuscate.boolsplitter.dtree
Class IfZeroStmt

java.lang.Object
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  +--sandmark.obfuscate.boolsplitter.dtree.Node
        |
        +--sandmark.obfuscate.boolsplitter.dtree.Stmt
              |
              +--sandmark.obfuscate.boolsplitter.dtree.JumpStmt
                    |
                    +--sandmark.obfuscate.boolsplitter.dtree.IfStmt
                          |
                          +--sandmark.obfuscate.boolsplitter.dtree.IfZeroStmt

public class IfZeroStmt

extends IfStmt

IfZeroStmt evaluates an expression and executes one of its two branches depending on whether or not the expression evaluated to zero.

Field Summary

(package private) Expr

expr

Fields inherited from class sandmark.obfuscate.boolsplitter.dtree.IfStmt

comparison, EQ, falseTarget, GE, GT, LE, LT, NE, trueTarget

Fields inherited from class sandmark.obfuscate.boolsplitter.dtree.JumpStmt

catchTargets

Fields inherited from class sandmark.obfuscate.boolsplitter.dtree.Node

key, parent, valueNumber

Constructor Summary

IfZeroStmt(int comparison, Expr expr, Block trueTarget, Block falseTarget)
Constructor.

Method Summary

java.lang.Object	clone()
Expr	expr()
void	visit(TreeVisitor visitor)
void	visitForceChildren(TreeVisitor visitor) Visit the children of this node.

Methods inherited from class sandmark.obfuscate.boolsplitter.dtree.IfStmt

comparison, falseTarget, negate, setFalseTarget, setTrueTarget, trueTarget

Methods inherited from class sandmark.obfuscate.boolsplitter.dtree.JumpStmt

catchTargets, copyInto

Methods inherited from class sandmark.obfuscate.boolsplitter.dtree.Stmt

cleanupOnly

Methods inherited from class sandmark.obfuscate.boolsplitter.dtree.Node

block, cleanup, hasParent, key, parent, replaceWith, replaceWith, setKey, setParent, setValueNumber, toString, valueNumber, visitChildren, visitOnly

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

expr

Expr expr

Constructor Detail

IfZeroStmt

public IfZeroStmt(int comparison,
                  Expr expr,
                  Block trueTarget,
                  Block falseTarget)

Constructor.

Parameters:

comparison - Comparison operator.

expr - An expression to be evaluated.

trueTarget - Basic Block that is executed if the expression evaluates to zero.

Method Detail

expr

public Expr expr()

Returns:

The expression that is evaluated.

visitForceChildren

public void visitForceChildren(TreeVisitor visitor)

Description copied from class: Node

Visit the children of this node. Not all Nodes will have children to visit.

Specified by:

visitForceChildren in class Node

visit

public void visit(TreeVisitor visitor)

Specified by:

visit in class Node

clone

public java.lang.Object clone()

Specified by:

clone in class Stmt