harpoon.Analysis.SizeOpt
Class FieldReducer

java.lang.Object
  harpoon.Analysis.Transformation.MethodMutator<Quad>
      harpoon.Analysis.SizeOpt.FieldReducer

All Implemented Interfaces:

Serializable

public class FieldReducer
extends MethodMutator<Quad>

The FieldReducer code factory uses the results of a BitWidthAnalysis to shrink field types and eliminate unused and constant fields from objects.

Version:

$Id: FieldReducer.java,v 1.8 2004/02/08 03:20:22 cananian Exp $

Author:

C. Scott Ananian <cananian@alumni.princeton.edu>

See Also:

Serialized Form

Constructor Summary

FieldReducer(HCodeFactory parent, Frame frame, ClassHierarchy ch, Set roots, String fieldRootResourceName)
Creates a FieldReducer.

Method Summary

HCodeFactory	codeFactory() Returns a HCodeFactory containing representations for the methods altered by the MethodMutator.
protected HCode<Quad>	mutateHCode(HCodeAndMaps<Quad> input) Override this method to effect transformations on split methods.

Methods inherited from class harpoon.Analysis.Transformation.MethodMutator

cloneHCode, mutateCodeName

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldReducer

public FieldReducer(HCodeFactory parent,
                    Frame frame,
                    ClassHierarchy ch,
                    Set roots,
                    String fieldRootResourceName)

Creates a FieldReducer.

Method Detail

codeFactory

public HCodeFactory codeFactory()

Description copied from class: MethodMutator

Returns a HCodeFactory containing representations for the methods altered by the MethodMutator.

Overrides:

codeFactory in class MethodMutator<Quad>

mutateHCode

protected HCode<Quad> mutateHCode(HCodeAndMaps<Quad> input)

Description copied from class: MethodMutator

Override this method to effect transformations on split methods.

Overrides:

mutateHCode in class MethodMutator<Quad>