phoenix-firestorm/indra/llcommon/nd/ndintrin.cpp

50 lines
1.5 KiB
C++

/**
* $LicenseInfo:firstyear=2012&license=fsviewerlgpl$
* Phoenix Firestorm Viewer Source Code
* Copyright (C) 2012, Nicky Dasmijn
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* The Phoenix Firestorm Project, Inc., 1831 Oakwood Drive, Fairmont, Minnesota 56031-3225 USA
* http://www.firestormviewer.org
* $/LicenseInfo$
*/
#if LL_WINDOWS
#include "stdtypes.h"
#include "ndintrin.h"
#include <Windows.h>
namespace nd
{
namespace intrin
{
U32 CAS( volatile U32 *aLoc, U32 aCmp, U32 aVal )
{ return InterlockedCompareExchange( aLoc, aVal, aCmp ); }
void* CASPTR( void * volatile *aLoc, void* aCmp, void * aVal )
{ return InterlockedCompareExchangePointer ( aLoc, aVal, aCmp ); }
void FAA( volatile U32 *aLoc )
{ InterlockedIncrement( aLoc ); }
U32 FAD( volatile U32 *aLoc )
{ return InterlockedDecrement( aLoc ); }
}
}
#endif