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125 lines
3.2 KiB
C
125 lines
3.2 KiB
C
/* Copyright (C) 2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/*
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* $Revision: 1.1 $
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* (c) Copyright 1996-2003, TimesTen, Inc.
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* All rights reserved.
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*
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*/
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#ifndef __TT_TIME
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#define __TT_TIME
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#ifdef WIN32
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#include <windows.h>
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#include <sys/types.h>
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#include <sys/timeb.h>
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typedef struct {
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FILETIME kernelTime;
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FILETIME userTime;
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} ttThreadTimes;
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typedef union {
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LARGE_INTEGER time64;
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struct _timeb notSoLargeTime;
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} ttWallClockTime;
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#elif defined(RTSYS_VXWORKS)
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#define srand48(x) sb_srand48((x))
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#define drand48() sb_drand48()
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#ifdef SB_P_OS_VXPPC
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/* For little-endian switch the lower, upper fields */
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typedef union {
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struct {
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unsigned int upper32;
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unsigned int lower32;
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} sep;
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long long val;
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} ttWallClockTime;
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/*
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* This is a VxWorks private function to read the PPC's 64 bit Time Base
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* Register. This is the assembler dump of this function.
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001126e4 7cad42e6 mftb r5, TBU
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001126e8 7ccc42e6 mftb r6, TBL
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001126ec 7ced42e6 mftb r7, TBU
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001126f0 7c053800 cmp crf0, 0, r5, r7
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001126f4 4082fff0 bc 0x4, 0x2, vxTimeBaseGet
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001126f8 90a30000 stw r5, 0x0(r3)
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001126fc 90c40000 stw r6, 0x0(r4)
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00112700 4e800020 blr
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* This is a fine grained timer with a period of 60ns.
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*/
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void vxTimeBaseGet(unsigned int* pUpper32, unsigned int* pLower32);
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#endif /* SB_P_OS_VXPPC */
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#elif defined(SB_P_OS_CHORUS)
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#include <sys/types.h>
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#include <sys/times.h>
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#include <sys/time.h>
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#include <vtimer/chVtimer.h>
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struct chrTimes {
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KnTimeVal ins;
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KnTimeVal ext;
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};
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typedef struct chrTimes ttThreadTimes;
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typedef struct timeval ttWallClockTime;
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#else
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/* UNIX version */
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#include <sys/times.h>
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#include <sys/time.h>
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typedef struct tms ttThreadTimes;
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typedef struct timeval ttWallClockTime;
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#endif /* NT, VxWorks, Chorus, Unix */
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#ifndef RTSYS_VXWORKS
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void ttGetThreadTimes(ttThreadTimes* timesP);
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void ttCalcElapsedThreadTimes(ttThreadTimes* beforeP, ttThreadTimes* afterP,
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double* kernelDeltaP, double* userDeltaP);
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#endif /* ! VXWORKS */
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void ttGetWallClockTime(ttWallClockTime* timeP);
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void ttCalcElapsedWallClockTime(ttWallClockTime* beforeP,
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ttWallClockTime* afterP,
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double* nmillisecondsP);
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#endif /* __TT_TIME */
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/* Emacs variable settings */
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/* Local Variables: */
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/* tab-width:8 */
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/* indent-tabs-mode:nil */
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/* c-basic-offset:2 */
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/* End: */
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