| 1 | /* $Id: thread2-win.cpp 82968 2020-02-04 10:35:17Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Threads part 2, Windows.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2020 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | */
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| 26 |
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| 27 |
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| 28 | /*********************************************************************************************************************************
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| 29 | * Header Files *
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| 30 | *********************************************************************************************************************************/
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| 31 | #define LOG_GROUP RTLOGGROUP_THREAD
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| 32 | #include <iprt/win/windows.h>
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| 33 |
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| 34 | #include <iprt/thread.h>
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| 35 | #include "internal/iprt.h"
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| 36 |
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| 37 | #include <iprt/asm-amd64-x86.h>
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| 38 | #include <iprt/errcore.h>
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| 39 | #include <iprt/log.h>
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| 40 | #include "internal/thread.h"
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| 41 |
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| 42 |
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| 43 | RTDECL(RTNATIVETHREAD) RTThreadNativeSelf(void)
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| 44 | {
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| 45 | return (RTNATIVETHREAD)GetCurrentThreadId();
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| 46 | }
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| 47 |
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| 48 |
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| 49 | RTR3DECL(int) RTThreadSleep(RTMSINTERVAL cMillies)
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| 50 | {
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| 51 | LogFlow(("RTThreadSleep: cMillies=%d\n", cMillies));
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| 52 | Sleep(cMillies);
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| 53 | LogFlow(("RTThreadSleep: returning %Rrc (cMillies=%d)\n", VINF_SUCCESS, cMillies));
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| 54 | return VINF_SUCCESS;
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| 55 | }
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| 56 |
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| 57 |
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| 58 | RTR3DECL(int) RTThreadSleepNoLog(RTMSINTERVAL cMillies)
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| 59 | {
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| 60 | Sleep(cMillies);
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| 61 | return VINF_SUCCESS;
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| 62 | }
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| 63 |
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| 64 |
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| 65 | RTR3DECL(bool) RTThreadYield(void)
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| 66 | {
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| 67 | uint64_t u64TS = ASMReadTSC();
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| 68 | Sleep(0);
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| 69 | u64TS = ASMReadTSC() - u64TS;
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| 70 | bool fRc = u64TS > 1500;
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| 71 | LogFlow(("RTThreadYield: returning %d (%llu ticks)\n", fRc, u64TS));
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| 72 | return fRc;
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| 73 | }
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| 74 |
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