Add in the toolchain macros file.
// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
// Implementation of the Class ElfLocalRelocation for the elf2e32 tool
// @internalComponent
// @released
//
//
#include "pl_elflocalrelocation.h"
#include "pl_elfexecutable.h"
#include "e32imagedefs.h"
/**
Constructor for class ElfLocalRelocation
@param aElfExec - Instance of class ElfExecutable
@param aAddr - location where the relocation refers to.
@param aAddend - addend for the relocation entry
@param aIndex - symbol index
@param aRelType - Relocation type
@param aRel - Elf relocation entry
@internalComponent
@released
*/
ElfLocalRelocation::ElfLocalRelocation(ElfExecutable *aElfExec, PLMemAddr32 aAddr, \
PLUINT32 aAddend, PLUINT32 aIndex, PLUCHAR aRelType, \
Elf32_Rel* aRel, bool aVeneerSymbol): \
ElfRelocation(aElfExec, aAddr, aAddend, aIndex, aRelType, aRel)
{
iSegment = aElfExec->Segment( iAddr );
iSegmentType = aElfExec->SegmentType( iAddr );
iSymbol = &(aElfExec->iElfDynSym[iSymNdx]);
iDelSym = false;
iVeneerSymbol = aVeneerSymbol;
}
/**
Constructor for class ElfLocalRelocation
@param aElfExec - Instance of class ElfExecutable
@param aAddr - location where the relocation refers to.
@param aAddend - addend for the relocation entry
@param aIndex
@param aRelType - Relocation type
@param aRel - Elf relocation entry
@param aSegmentType - Segment type
@param aSym - Elf symbol
@param aDelSym - indicate if the symbol is to be deleted by this relocation.
@internalComponent
@released
*/
ElfLocalRelocation::ElfLocalRelocation(ElfExecutable *aElfExec, PLMemAddr32 aAddr, \
PLUINT32 aAddend, PLUINT32 aIndex, PLUCHAR aRelType, \
Elf32_Rel* aRel, ESegmentType aSegmentType, Elf32_Sym* aSym,bool aDelSym, bool aVeneerSymbol): \
ElfRelocation(aElfExec, aAddr, aAddend, aIndex, aRelType, aRel)
{
iSegmentType = aSegmentType;
iSegment = aElfExec->Segment(aSegmentType);
//iSymbol = &(aElfExec->iElfDynSym[iSymNdx]);
iSymbol = aSym;
iDelSym = aDelSym;
iVeneerSymbol = aVeneerSymbol;
}
/**
Destructor for class ElfLocalRelocation
@internalComponent
@released
*/
ElfLocalRelocation::~ElfLocalRelocation()
{
if(iDelSym)
{
DELETE_PTR(iSymbol);
}
}
/**
This function overrides the virtual function to indicate that this
relocation is not an import relocation.
@return false
@internalComponent
@released
*/
bool ElfLocalRelocation::IsImportRelocation(){
return false;
}
/**
Function to add local relocations
@internalComponent
@released
*/
void ElfLocalRelocation::Add() {
iElfExec->AddToLocalRelocations(this);
}
/**
This function adjusts the fixup for the relocation entry.
@return - Relocation type
@internalComponent
@released
*/
PLUINT16 ElfLocalRelocation::Fixup()
{
if(!ExportTableReloc() && !iVeneerSymbol)
{
Elf32_Word * aLoc = iElfExec->GetFixupLocation(this, iAddr);
Elf32_Word aLocVal = * aLoc;
if (iRelType == R_ARM_ABS32 || iRelType == R_ARM_GLOB_DAT )
{
Elf32_Word aFixedVal = aLocVal + iSymbol->st_value;
*aLoc = aFixedVal;
}
}
ESegmentType aType;
if( iSymbol )
aType = iElfExec->Segment(iSymbol);
else
aType = iSegmentType;
if (aType == ESegmentRO)
return KTextRelocType;
else if (aType == ESegmentRW)
return KDataRelocType;
// maybe this should be an error
return KInferredRelocType;
}
/**
Function for export table relocation
@return - True
@internalComponent
@released
*/
bool ElfLocalRelocation::ExportTableReloc()
{
return iRel == 0;
}