harpoon.Analysis.PreciseGC
Class WriteBarrierStats

java.lang.Object
  harpoon.Analysis.PreciseGC.WriteBarrierStats

public class WriteBarrierStats
extends Object

WriteBarrierStats emits data needed for gathering write barrier statistics. This pass will have no effect if WriteBarrierTreePass is also being used.

Version:

$Id: WriteBarrierStats.java,v 1.6 2004/02/08 03:20:07 cananian Exp $

Author:

Karen Zee <kkz@tmi.lcs.mit.edu>

Constructor Summary

WriteBarrierStats(Frame f, HCodeFactory parent, ClassHierarchy ch, PrintStream out, Linker linker)
Creates a WriteBarrierStats, and performs conversion on all callable methods.

Method Summary

HCodeFactory	codeFactory()
harpoon.Analysis.PreciseGC.WriteBarrierData	getData(HClass hc, Frame f) returns WriteBarrierData object for inserting static data needed to gather dynamic statistics about write barriers.

Methods inherited from class java.lang.Object

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

Constructor Detail

WriteBarrierStats

public WriteBarrierStats(Frame f,
                         HCodeFactory parent,
                         ClassHierarchy ch,
                         PrintStream out,
                         Linker linker)

Creates a WriteBarrierStats, and performs conversion on all callable methods.

Method Detail

codeFactory

public HCodeFactory codeFactory()

getData

public harpoon.Analysis.PreciseGC.WriteBarrierData getData(HClass hc,
                                                           Frame f)

returns WriteBarrierData object for inserting static data needed to gather dynamic statistics about write barriers.