harpoon.Analysis.Tree
Class JumpOptimization

java.lang.Object
  harpoon.Analysis.Tree.Simplification
      harpoon.Analysis.Tree.JumpOptimization

public abstract class JumpOptimization
extends Simplification

JumpOptimization removes branches-to-branches and redundant labels.

Version:

$Id: JumpOptimization.java,v 1.8 2004/02/08 01:54:29 cananian Exp $

Author:

C. Scott Ananian <cananian@alumni.princeton.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

static HCodeFactory	codeFactory(HCodeFactory parent) Code factory for applying JumpOptimization to a canonical tree.
static List<Simplification.Rule>	HCE_RULES(Code code)

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 static HCodeFactory codeFactory(HCodeFactory parent)

Code factory for applying JumpOptimization to a canonical tree. Clones the tree before doing optimization in-place.

HCE_RULES

public static List<Simplification.Rule> HCE_RULES(Code code)