Package com.tonic.analysis.ssa.transform

Class DeadCodeElimination

java.lang.Object

com.tonic.analysis.ssa.transform.DeadCodeElimination

All Implemented Interfaces:

IRTransform

public class DeadCodeElimination
extends Object
implements IRTransform

Removes dead code (definitions with no uses).

Constructor Summary

Constructors

Constructor	Description
DeadCodeElimination()

Method Summary

Modifier and Type	Method	Description
String	getName()	Gets the name of this transformation.
static void	removeUnreachableBlocks(IRMethod method)	Removes blocks not reachable from the method entry or any exception handler.
boolean	run(IRMethod method)	Runs the dead code elimination transformation on the specified method.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DeadCodeElimination

public DeadCodeElimination()

Method Detail

getName

public String getName()

Gets the name of this transformation.

Specified by:

getName in interface IRTransform

Returns:

the transformation name

run

public boolean run(IRMethod method)

Runs the dead code elimination transformation on the specified method.

Specified by:

run in interface IRTransform

Parameters:

method - the method to transform

Returns:

true if the method was modified

removeUnreachableBlocks

public static void removeUnreachableBlocks(IRMethod method)

Removes blocks not reachable from the method entry or any exception handler.

Parameters:

method - the method whose unreachable blocks to remove