org.eclipse.ocl.examples.codegen.cse
Class CommonSubexpressionEliminator

java.lang.Object
  org.eclipse.ocl.examples.codegen.cse.CommonSubexpressionEliminator

public class CommonSubexpressionEliminator
extends java.lang.Object

A CommonSubexpressionEliminator supervises the rewrites of structurally equivalent CG nodes with shared CG nodes.

Field Summary

protected CodeGenerator	codeGenerator
static TracingOption	CSE_BUILD
static TracingOption	CSE_PLACES
static TracingOption	CSE_PRUNE
static TracingOption	CSE_PULL_UP
static TracingOption	CSE_PUSH_UP
static TracingOption	CSE_REWRITE

Constructor Summary

CommonSubexpressionEliminator(CodeGenerator codeGenerator)

Method Summary

void	optimize(CGElement cgRoot) Optimize the cgRoot tree by eliminating common subexpressions.

Methods inherited from class java.lang.Object

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

Field Detail

CSE_BUILD

@NonNull
public static final TracingOption CSE_BUILD

CSE_PLACES

@NonNull
public static final TracingOption CSE_PLACES

CSE_PRUNE

@NonNull
public static final TracingOption CSE_PRUNE

CSE_PULL_UP

@NonNull
public static final TracingOption CSE_PULL_UP

CSE_PUSH_UP

@NonNull
public static final TracingOption CSE_PUSH_UP

CSE_REWRITE

@NonNull
public static final TracingOption CSE_REWRITE

codeGenerator

@NonNull
protected final CodeGenerator codeGenerator

Constructor Detail

CommonSubexpressionEliminator

public CommonSubexpressionEliminator(@NonNull
                                     CodeGenerator codeGenerator)

Method Detail

optimize

public void optimize(@NonNull
                     CGElement cgRoot)

Optimize the cgRoot tree by eliminating common subexpressions.