harpoon.Analysis.PreciseGC
Class WriteBarrierPostPass

java.lang.Object
  harpoon.Analysis.Tree.Simplification
      harpoon.Analysis.PreciseGC.WriteBarrierPostPass

public class WriteBarrierPostPass
extends Simplification

WriteBarrierPostPass performs some low-level transformations to the output of WriteBarrierPrePass which cannot be done in the quad form on which WriteBarrierPrePass operates. >WriteBarrierPostPass works on tree form.

This pass is invoked by WriteBarrierPrePass.treeCodeFactory().

Version:

$Id: WriteBarrierPostPass.java,v 1.4 2002/04/10 03:00:53 cananian Exp $

Author:

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

Nested Class Summary

Nested classes/interfaces inherited from class harpoon.Analysis.Tree.Simplification

Simplification.Rule

Field Summary

Fields inherited from class harpoon.Analysis.Tree.Simplification

_ADD, _ALIGN, _AND, _BINOP, _CALL, _CJUMP, _CMPEQ, _CMPGE, _CMPGT, _CMPLE, _CMPLT, _CMPNE, _CONST, _CONST0, _CONST1, _CONSTm1, _CONSTNULL, _DATUM, _DIV, _ESEQ, _EXPR, _JUMP, _LABEL, _MEM, _METHOD, _MOVE, _MUL, _NAME, _NATIVECALL, _OR, _REM, _RETURN, _SEGMENT, _SEQ, _SHL, _SHR, _TEMP, _THROW, _UNOP, _USHR, _XOR

Method Summary

HCodeFactory

codeFactory(HCodeFactory parent) Code factory for applying the post pass to the given tree form.

Methods inherited from class harpoon.Analysis.Tree.Simplification

_KIND, _OP, codeFactory, contains, simplify

Methods inherited from class java.lang.Object

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

Method Detail

codeFactory

public HCodeFactory codeFactory(HCodeFactory parent)

Code factory for applying the post pass to the given tree form. Clones the tree before processing it in-place.