timercos.c File Reference

#include "common.h"
#include <stdlib.h>
#include <stdio.h>
#include <sys.h>
#include <ctype.h>

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Defines
#define	BITSPERBYTE   8
#define	BITS(type)   (BITSPERBYTE * (int)sizeof(type))
#define	HIBITS   ((short)(1 << BITS(short) - 1))
#define	HIBITI   (1 << BITS(int) - 1)
#define	HIBITL   (1L << BITS(long) - 1)
#define	MAXSHORT   ((short)~HIBITS)
#define	MAXINT   (~HIBITI)
#define	MAXLONG   (~HIBITL)
#define	MAXDOUBLE   0.7237005577332262e+76
#define	MAXFLOAT   ((float)0.7237005145e+76)
#define	MINDOUBLE   5.3976053469342702e-79
#define	MINFLOAT   ((float)MINDOUBLE)
#define	_IEEE   0
#define	_DEXPLEN   15
#define	_HIDDENBIT   0
#define	DMINEXP   (-(DMAXEXP + 1))
#define	FMINEXP   (-(FMAXEXP + 1))
#define	_FEXPLEN   15
#define	DSIGNIF   (BITS(double) - _DEXPLEN + _HIDDENBIT - 1)
#define	FSIGNIF   (BITS(float) - _FEXPLEN + _HIDDENBIT - 1)
#define	DMAXPOWTWO
#define	FMAXPOWTWO   ((float)(1L << FSIGNIF - 1))
#define	DMAXEXP   ((1 << _DEXPLEN - 1) - 1 + _IEEE)
#define	FMAXEXP   ((1 << _FEXPLEN - 1) - 1 + _IEEE)
#define	LN_MAXDOUBLE   (M_LN2 * DMAXEXP)
#define	LN_MINDOUBLE   (M_LN2 * (DMINEXP - 1))
#define	H_PREC   (DSIGNIF % 2 ? (1L << DSIGNIF/2) * M_SQRT2 : 1L << DSIGNIF/2)
#define	X_EPS   (1.0/H_PREC)
#define	X_PLOSS   ((double)(long)(M_PI * H_PREC))
#define	X_TLOSS   (M_PI * DMAXPOWTWO)
#define	M_LN2   0.69314718055994530942
#define	M_PI   3.14159265358979323846
#define	M_SQRT2   1.41421356237309504880
#define	MAXBEXP   DMAXEXP
#define	MINBEXP   DMINEXP
#define	MAXPOWTWO   DMAXPOWTWO
#define	POW1_25LEN   7
#define	STORE_PTR
#define	GOT_DIGIT
#define	RET_ZERO(val)   if (!val) return (0.0)
Functions
long	time ()
void	rt_prep_timer (void)
double	rt_read_timer (char *str, len)
	bzero (str, n)
	perror (char *str)
	chmod (char *str, val)
char *	sbrk (i)
double	ldexp ()
double	atof (char *p)

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Detailed Description

To provide timing information for RT. THIS VERSION FOR Cray COS "C"

Definition in file timercos.c.

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