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/****************************************************************************//* Copyright(C) Microsoft Corporation 1998 *//****************************************************************************//****************************************************************************//* *//* CPU Cycle counter *//* *//****************************************************************************/
#if defined(OS_WIN32) && !defined(DC_DEBUG) && defined(_M_IX86) && defined(PERF)
/****************************************************************************//* *//* CPU Cycle counter macros *//* *//****************************************************************************/
/****************************************************************************//* variables used to store the count *//****************************************************************************/#define MAX_FNS 12
/****************************************************************************//* Counter identifiers *//****************************************************************************/#define FC_MEM2SCRN_BITBLT 0
#define FC_DSTBLT_TYPE 1
#define FC_PATBLT_TYPE 2
#define FC_OPAQUERECT_TYPE 3
#define FC_SCRBLT_TYPE 4
#define FC_MEMBLT_TYPE 5
#define FC_LINETO_TYPE 6
#define FC_POLYLINE_TYPE 7
#define FC_INDEX_TYPE 8
#define FC_UHADDUPDATEREGION 9
#define FC_UHSETCLIPREGION 10
#define FC_UHPROCESSPALETTEPDU 11
#define FC_POLYGONSC_TYPE 12
#define FC_POLYGONCB_TYPE 13
#define FC_ELLIPSESC_TYPE 14
#define FC_ELLIPSECB_TYPE 15
#define FC_FAST_INDEX_TYPE 16
#define FC_FAST_GLYPH_TYPE 17
/****************************************************************************//* Routines to measure the count before and after *//****************************************************************************/#define TIMERSTART \
{ \ unsigned long startHi; \ unsigned long startLo; \ unsigned long endHi; \ unsigned long endLo; \ \ unsigned long timeLo; \ unsigned long timeHi; \ \ \ _asm mov eax,0 \ _asm mov edx,0 \ \ _asm _emit 0Fh \ _asm _emit 31h \ _asm mov startHi, edx \ _asm mov startLo, eax \
#define TIMERSTOP \
_asm mov eax,0 \ _asm mov edx,0 \ \ _asm _emit 0Fh \ _asm _emit 31h \ _asm mov endHi, edx \ _asm mov endLo, eax \
#define UPDATECOUNTER(fn) \
callCount[fn]++; \ \ if (endLo < startLo) \ { \ timeLo = 0xFFFFFFFF - (startLo - endLo - 1); \ endHi--; \ } \ else \ { \ timeLo = endLo - startLo; \ } \ \ timeHi = endHi - startHi; \ \ cycleCountLo[fn] = (unsigned long)(cycleCountLo[fn] + timeLo);\ \ if (cycleCountLo[fn] < timeLo) \ { \ timeHi++; \ } \ \ cycleCountHi[fn] += timeHi; \ }
#define RESET_COUNTERS \
{ \ int idx; \ for (idx = 0; idx < MAX_FNS; idx++)\ { \ callCount[idx] = 0; \ cycleCountHi[idx] = 0; \ cycleCountLo[idx] = 0; \ } \ \ OutputDebugString(_T("Counters Reset\n")); \ \ } \
#define OUTPUT_COUNTERS \
{ \ int idx; \ TCHAR result[80]; \ TCHAR fnNames[MAX_FNS][30] = \ { \ _T("BitmapRect sub order *"), \ _T("DSTBLT order"), \ _T("PATBLT order"), \ _T("OPAQUERECT order"), \ _T("SCRBLT order"), \ _T("MEMBLT order **"), \ _T("LINETO order **"), \ _T("POLYLINE order"), \ _T("INDEX (glyph) order *"), \ _T("UHAddUpdateRegion *"), \ _T("UHSetClipRegion *"), \ _T("UHProcessPalettePDU *"), \ _T("POLYGONSC order"), \ _T("POLYGONCB order"), \ _T("ELLIPSESC order"), \ _T("ELLIPSECB order"), \ _T("FASTINDEX order"), \ _T("FASTGLYPH order") }; \ \ OutputDebugString(_T("******************************************")\ _T("\n")); \ _stprintf(result, _T("%-29s %-6s %-12s %-12s\n"), _T("Operation"),\ _T("Hits"), _T("High cycles"), _T("Low cycles")); \ \ OutputDebugString(result); \ for (idx = 0; idx < MAX_FNS; idx++) \ { \ _stprintf(result, _T("%-29s %6lu %12lu %12lu\n"), \ fnNames[idx], callCount[idx], \ cycleCountHi[idx], cycleCountLo[idx]); \ OutputDebugString(result); \ } \ OutputDebugString(_T("******************************************")\ _T("\n")); \ } \
#else
#define MAX_FNS
#define TIMERSTART
#define TIMERSTOP
#define UPDATECOUNTER(fn)
#define RESET_COUNTERS
#define OUTPUT_COUNTERS
#endif
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