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📄 dhry.c

📁 Keil uVision2
💻 C
📖 第 1 页 / 共 2 页
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/* define only one of the next two defines */
/* #define TIMES */			/* Use times(2) time function */
#define TIME			/* Use time(2) time function */

/* define the granularity of your times(2) function (when used) */
#ifndef HZ
/*#define HZ	60		/* times(2) returns 1/60 second (most) */
#define HZ	1		/* times(2) returns 1/100 second (WECo) */
#endif

/* for compatibility with goofed up version */
/*#define GOOF */			/* Define if you want the goofed up version */

#ifdef GOOF
unsigned char	Version[] = "1.0";
#else
unsigned char	Version[] = "1.1";
#endif

#ifdef	NOSTRUCTASSIGN
#define	structassign(d, s)	memcpy(&(d), &(s), sizeof(d))
#else
#define	structassign(d, s)	d = s
#endif

#ifdef	NOENUM
#define	Ident1	1
#define	Ident2	2
#define	Ident3	3
#define	Ident4	4
#define	Ident5	5
typedef unsigned char  Enumeration;
#else
typedef enum	{Ident1, Ident2, Ident3, Ident4, Ident5} Enumeration;
#endif

typedef int	OneToThirty;
typedef int	OneToFifty;
typedef unsigned char	CapitalLetter;
typedef unsigned char	String30[31];
typedef int	Array1Dim[51];
typedef int	Array2Dim[51][51];

struct	Record
{
	struct Record		*PtrComp;
	Enumeration		Discr;
	Enumeration		EnumComp;
	OneToFifty		IntComp;
	String30		StringComp;
};

typedef struct Record 	RecordType;
typedef RecordType *	RecordPtr;


typedef int		boolean;

#ifndef NULL

#define	NULL		0
#endif

#define	TRUE		1
#define	FALSE		0

#ifndef REG
#define	REG register
#endif

/* extern Enumeration	Func1(); */

#ifdef TIMES
#include <sys/types.h>
#include <sys/times.h>
#endif

/*
 * Package 1
 */
int		IntGlob;
boolean		BoolGlob;
unsigned char		Char1Glob;
unsigned char		Char2Glob;
Array1Dim	Array1Glob;
Array2Dim	Array2Glob;
RecordPtr	PtrGlb;
RecordPtr	PtrGlbNext;
RecordType      rec1, rec2;


Enumeration Func1(CharPar1, CharPar2)
CapitalLetter	CharPar1;
CapitalLetter	CharPar2;
{
	REG CapitalLetter	CharLoc1;
	REG CapitalLetter	CharLoc2;

	CharLoc1 = CharPar1;
	CharLoc2 = CharLoc1;
	if (CharLoc2 != CharPar2)
		return (Ident1);
	else
		return (Ident2);
}

boolean Func2(StrParI1, StrParI2)
String30	StrParI1;
String30	StrParI2;
{
	REG OneToThirty		IntLoc;
	REG CapitalLetter	CharLoc;

	IntLoc = 1;
	while (IntLoc <= 1)
		if (Func1(StrParI1[IntLoc], StrParI2[IntLoc+1]) == Ident1)
		{
			CharLoc = 'A';
			++IntLoc;
		}
	if (CharLoc >= 'W' && CharLoc <= 'Z')
		IntLoc = 7;
	if (CharLoc == 'X')
		return(TRUE);
	else
	{
		if (strcmp(StrParI1, StrParI2) > 0)
		{
			IntLoc += 7;
			return (TRUE);
		}
		else
			return (FALSE);
	}
}

boolean Func3(EnumParIn)
REG Enumeration	EnumParIn;
{
	REG Enumeration	EnumLoc;

	EnumLoc = EnumParIn;
	if (EnumLoc == Ident3) return (TRUE);
	return (FALSE);
}

Proc7(IntParI1, IntParI2, IntParOut)
OneToFifty	IntParI1;
OneToFifty	IntParI2;
OneToFifty	*IntParOut;
{
	REG OneToFifty	IntLoc;

	IntLoc = IntParI1 + 2;
	*IntParOut = IntParI2 + IntLoc;
}

Proc4()
{
	REG boolean	BoolLoc;

	BoolLoc = Char1Glob == 'A';
	BoolLoc |= BoolGlob;
	Char2Glob = 'B';
}

Proc5()
{
	Char1Glob = 'A';
	BoolGlob = FALSE;
}

Proc6(EnumParIn, EnumParOut)
REG Enumeration	EnumParIn;
REG Enumeration	*EnumParOut;
{
	*EnumParOut = EnumParIn;
	if (! Func3(EnumParIn) )
		*EnumParOut = Ident4;
	switch (EnumParIn)
	{
	case Ident1:	*EnumParOut = Ident1; break;
	case Ident2:	if (IntGlob > 100) *EnumParOut = Ident1;
			else *EnumParOut = Ident4;
			break;
	case Ident3:	*EnumParOut = Ident2; break;
	case Ident4:	break;
	case Ident5:	*EnumParOut = Ident3;
	}
}

Proc3(PtrParOut)
RecordPtr	*PtrParOut;
{
	if (PtrGlb != NULL)
		*PtrParOut = PtrGlb->PtrComp;
	else
		IntGlob = 100;
	Proc7(10, IntGlob, &PtrGlb->IntComp);
}

Proc1(PtrParIn)
REG RecordPtr	PtrParIn;
{
#define	NextRecord	(*(PtrParIn->PtrComp))

	structassign(NextRecord, *PtrGlb);
	PtrParIn->IntComp = 5;
	NextRecord.IntComp = PtrParIn->IntComp;
	NextRecord.PtrComp = PtrParIn->PtrComp;
	Proc3((RecordPtr *) NextRecord.PtrComp);
	if (NextRecord.Discr == Ident1)
	{
		NextRecord.IntComp = 6;
		Proc6(PtrParIn->EnumComp, &NextRecord.EnumComp);
		NextRecord.PtrComp = PtrGlb->PtrComp;
		Proc7(NextRecord.IntComp, 10, &NextRecord.IntComp);
	}
	else
		structassign(*PtrParIn, NextRecord);

#undef	NextRecord
}

Proc2(IntParIO)
OneToFifty	*IntParIO;
{
	REG OneToFifty		IntLoc;
	REG Enumeration		EnumLoc;

	IntLoc = *IntParIO + 10;
	for(;;)
	{
		if (Char1Glob == 'A')
		{
			--IntLoc;
			*IntParIO = IntLoc - IntGlob;
			EnumLoc = Ident1;
		}
		if (EnumLoc == Ident1)
			break;
	}
}

Proc8(Array1Par, Array2Par, IntParI1, IntParI2)
Array1Dim	Array1Par;
Array2Dim	Array2Par;
OneToFifty	IntParI1;
OneToFifty	IntParI2;
{
	REG OneToFifty	IntLoc;
	REG OneToFifty	IntIndex;

	IntLoc = IntParI1 + 5;
	Array1Par[IntLoc] = IntParI2;
	Array1Par[IntLoc+1] = Array1Par[IntLoc];
	Array1Par[IntLoc+30] = IntLoc;
	for (IntIndex = IntLoc; IntIndex <= (IntLoc+1); ++IntIndex)
		Array2Par[IntLoc][IntIndex] = IntLoc;
	++Array2Par[IntLoc][IntLoc-1];
	Array2Par[IntLoc+20][IntLoc] = Array1Par[IntLoc];
	IntGlob = 5;
}

Proc0()
{
	OneToFifty		IntLoc1;
	REG OneToFifty		IntLoc2;
	OneToFifty		IntLoc3;
	REG unsigned char		CharIndex;
	Enumeration	 	EnumLoc;
	String30		String1Loc;
	String30		String2Loc;
	extern unsigned char		*malloc();

#ifdef TIME
	long			time(long *);
	long			starttime;
	long			benchtime;
	long			nulltime;
	register unsigned int	i;

	starttime = time( (long *) 0);
	for (i = 0; i < LOOPS; ++i);
	nulltime = time( (long *) 0) - starttime; /* Computes o'head of loop */
#endif
#ifdef TIMES
	time_t			starttime;
	time_t			benchtime;
	time_t			nulltime;
	struct tms		tms;
	register unsigned int	i;

	times(&tms); starttime = tms.tms_utime;
	for (i = 0; i < LOOPS; ++i);
	times(&tms);
	nulltime = tms.tms_utime - starttime; /* Computes overhead of looping */
#endif

	PtrGlbNext = &rec1; /* (RecordPtr) malloc(sizeof(RecordType)); */
	PtrGlb     = &rec2; /* (RecordPtr) malloc(sizeof(RecordType)); */
	PtrGlb->PtrComp = PtrGlbNext;
	PtrGlb->Discr = Ident1;
	PtrGlb->EnumComp = Ident3;
	PtrGlb->IntComp = 40;
	strcpy(PtrGlb->StringComp, "DHRYSTONE PROGRAM, SOME STRING");
#ifndef	GOOF
	strcpy(String1Loc, "DHRYSTONE PROGRAM, 1'ST STRING");	/*GOOF*/
#endif
	Array2Glob[8][7] = 10;	/* Was missing in published program */

/*****************
-- Start Timer --
*****************/
        printf ("Now running %ld Dhrystones...\n", (long) LOOPS);

#ifdef TIME
	starttime = time( (long *) 0);
#endif
#ifdef TIMES
	times(&tms); starttime = tms.tms_utime;
#endif
	for (i = 0; i < LOOPS; ++i)
	{

		Proc5();
		Proc4();
		IntLoc1 = 2;
		IntLoc2 = 3;
		strcpy(String2Loc, "DHRYSTONE PROGRAM, 2'ND STRING");
		EnumLoc = Ident2;
		BoolGlob = ! Func2(String1Loc, String2Loc);
		while (IntLoc1 < IntLoc2)
		{
			IntLoc3 = 5 * IntLoc1 - IntLoc2;
			Proc7(IntLoc1, IntLoc2, &IntLoc3); 
			++IntLoc1;
		}
		Proc8(Array1Glob, Array2Glob, IntLoc1, IntLoc3);
		Proc1(PtrGlb);
		for (CharIndex = 'A'; CharIndex <= Char2Glob; ++CharIndex)
			if (EnumLoc == Func1(CharIndex, 'C'))
				Proc6(Ident1, &EnumLoc);
		IntLoc3 = IntLoc2 * IntLoc1;
		IntLoc2 = IntLoc3 / IntLoc1;
		IntLoc2 = 7 * (IntLoc3 - IntLoc2) - IntLoc1;
		Proc2(&IntLoc1);
	}

/*****************
-- Stop Timer --
*****************/

#ifdef TIME
	benchtime = time( (long *) 0) - starttime - nulltime;
	printf("Dhrystone(%s) time for %ld passes = %ld\n",
		Version,
		(long) LOOPS, benchtime);
	printf("This machine benchmarks at %ld dhrystones/second\n",
		((long) LOOPS) * HZ / benchtime);
#endif
#ifdef TIMES
	times(&tms);
	benchtime = tms.tms_utime - starttime - nulltime;
	printf("Dhrystone(%s) time for %ld passes = %ld\n",
		Version,
		(long) LOOPS, benchtime/HZ);
	printf("This machine benchmarks at %ld dhrystones/second\n",
		(long) ((LOOPS * HZ) / benchtime));
#endif

#ifdef CPU8051

        while (1); 

#else 

	exit(0);

#endif 
}

#ifdef	NOSTRUCTASSIGN
memcpy(d, s, l)
register unsigned char	*d;
register unsigned char	*s;
register int	l;
{
	while (l--) *d++ = *s++;
}
#endif
 
main()
{
 
#ifdef CPU8051 
        initserial (); 
#endif 
	Proc0();
#ifdef CPU8051 
        while (1);

#else

	exit(0);
#endif 
}

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