thread2-win.cpp revision 7f9158d55774800c9b8f2d35fde872c7434fd281
/* $Id$ */
/** @file
* IPRT - Threads part 2, Windows.
*/
/*
* Copyright (C) 2006-2011 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#define LOG_GROUP RTLOGGROUP_THREAD
#include <Windows.h>
#include <iprt/thread.h>
#include "internal/iprt.h"
#include <iprt/asm-amd64-x86.h>
#include <iprt/err.h>
#include <iprt/log.h>
#include "internal/thread.h"
RTDECL(RTNATIVETHREAD) RTThreadNativeSelf(void)
{
return (RTNATIVETHREAD)GetCurrentThreadId();
}
RTR3DECL(int) RTThreadSleep(RTMSINTERVAL cMillies)
{
LogFlow(("RTThreadSleep: cMillies=%d\n", cMillies));
Sleep(cMillies);
LogFlow(("RTThreadSleep: returning %Rrc (cMillies=%d)\n", VINF_SUCCESS, cMillies));
return VINF_SUCCESS;
}
RTR3DECL(int) RTThreadSleepNoLog(RTMSINTERVAL cMillies)
{
Sleep(cMillies);
return VINF_SUCCESS;
}
RTR3DECL(bool) RTThreadYield(void)
{
uint64_t u64TS = ASMReadTSC();
Sleep(0);
u64TS = ASMReadTSC() - u64TS;
bool fRc = u64TS > 1500;
LogFlow(("RTThreadYield: returning %d (%llu ticks)\n", fRc, u64TS));
return fRc;
}