Module openj9.dtfj

Package com.ibm.j9ddr.corereaders.elf.unwind

Class FDE

java.lang.Object

com.ibm.j9ddr.corereaders.elf.unwind.FDE

public class FDE
extends Object

Class to hold a FDE (Frame Description Entry). See: http://refspecs.linuxfoundation.org/LSB_3.0.0/LSB-Core-generic/LSB-Core-generic/ehframechpt.html

Constructor Summary

Constructors

Constructor	Description
FDE(Unwind unwind, ImageInputStream cfiStream, com.ibm.j9ddr.corereaders.elf.unwind.CIE parentCIE, long startPos, long length)

Method Summary

Modifier and Type	Method	Description
boolean	contains(long instructionAddress)
void	dump(PrintStream out)
long	getBaseAddress()
byte[]	getCallFrameInstructions()
com.ibm.j9ddr.corereaders.elf.unwind.CIE	getCIE()

Methods declared in class java.lang.Object

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

Constructor Details

FDE

public FDE(Unwind unwind,
 ImageInputStream cfiStream,
 com.ibm.j9ddr.corereaders.elf.unwind.CIE parentCIE,
 long startPos,
 long length)
    throws IOException,
CorruptDataException

Throws:

IOException

CorruptDataException

Method Details

contains

public boolean contains(long instructionAddress)
                 throws CorruptDataException,
IOException

Throws:

CorruptDataException

IOException

getBaseAddress

public long getBaseAddress()
                    throws IOException

Returns:

The lowest instruction address that this FDE (and it's associated CIE) apply to.

Throws:

IOException

dump

public void dump(PrintStream out)
          throws IOException

Throws:

IOException

getCIE

public com.ibm.j9ddr.corereaders.elf.unwind.CIE getCIE()

getCallFrameInstructions

public byte[] getCallFrameInstructions()