48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
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/*++
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Copyright (c) 2000 Microsoft Corporation
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All rights reserved.
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Module Name:
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dbgperf.hxx
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Abstract:
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Debug Library Performance counter header
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Author:
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Steve Kiraly (SteveKi) 22-Jun-2000
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Revision History:
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--*/
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#ifndef _DBGPERF_HXX_
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#define _DBGPERF_HXX_
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#ifdef DBG
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__inline DWORD dbg_clockrate() {LARGE_INTEGER li; QueryPerformanceFrequency(&li); return li.LowPart;}
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__inline DWORD dbg_clock() {LARGE_INTEGER li; QueryPerformanceCounter(&li); return li.LowPart;}
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#define TIMEVAR(t) DWORD t ## T; DWORD t ## N
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#define TIMEIN(t) t ## T = 0, t ## N = 0
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#define TIMESTART(t) t ## T -= dbg_clock(), t ## N ++
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#define TIMESTOP(t) t ## T += dbg_clock()
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#define TIMEFMT(t) ((DWORD)(t) / clockrate()), (((DWORD)(t) * 1000 / clockrate())%1000)
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#define TIMEOUT(t) if (t ## N) DBG_MSG(DBG_PERF, (": %ld calls, %ld.%03ld sec (%ld.%03ld)", t ## N, TIMEFMT(t ## T), TIMEFMT(t ## T / t ## N)));
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#else
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#define TIMEVAR(t)
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#define TIMEIN(t)
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#define TIMESTART(t)
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#define TIMESTOP(t)
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#define TIMEFMT(t)
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#define TIMEOUT(t)
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#endif
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#endif // DBGPERF_HXX
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