Package com.pnfsoftware.jeb.core.units.code.asm.decompiler.ir

Class EVarCopyFinder

java.lang.Object

com.pnfsoftware.jeb.core.units.code.asm.decompiler.ir.EVarCopyFinder

public class EVarCopyFinder
extends Object

Retrieve variables underlying variable copies generated after an SSA pass.

See Also:

• EVarCopyManager

Constructor Summary

Constructors

Constructor	Description
EVarCopyFinder(IERoutineContext ctx, StorageEntry entry, Collection<Integer> filters, Long irOffset)

Method Summary

Modifier and Type	Method	Description
IEGeneric	getIRForSlicedReg(boolean createIfNotFound)
IEVar	getVarForRegPair(boolean createIfNotFound)
IEVar[]	getVarsToSubstitute()
IEVar	getVarToSubstitute(int index)
static IEGeneric	retrieveVariableForRegister(IERoutineContext ctx, IEGeneric exp, Collection<Integer> filters, boolean createIfNotFound, Long irOffset)
boolean	wasCreated()

Methods inherited from class java.lang.Object

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

Constructor Details

EVarCopyFinder

public EVarCopyFinder(IERoutineContext ctx,
 StorageEntry entry,
 Collection<Integer> filters,
 Long irOffset)

Parameters:

ctx -

entry -

filters - ordered set of variables to check against (the order matters, refer IDFA)

irOffset -

Method Details

retrieveVariableForRegister

public static IEGeneric retrieveVariableForRegister(IERoutineContext ctx,
 IEGeneric exp,
 Collection<Integer> filters,
 boolean createIfNotFound,
 Long irOffset)

getIRForSlicedReg

public IEGeneric getIRForSlicedReg(boolean createIfNotFound)

getVarForRegPair

public IEVar getVarForRegPair(boolean createIfNotFound)

wasCreated

public boolean wasCreated()

getVarsToSubstitute

public IEVar[] getVarsToSubstitute()

getVarToSubstitute

public IEVar getVarToSubstitute(int index)