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float.h
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1994-12-23
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5KB
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132 lines
/* float.h */
#ifndef _FLOAT_H___
#define _FLOAT_H___
/* Produced by enquire version 4.3, CWI, Amsterdam */
/* Radix of exponent representation */
#undef FLT_RADIX
#define FLT_RADIX 2
/* Number of base-FLT_RADIX digits in the significand of a float */
#undef FLT_MANT_DIG
#define FLT_MANT_DIG 24
/* Number of decimal digits of precision in a float */
#undef FLT_DIG
#define FLT_DIG 6
/* Addition rounds to 0: zero, 1: nearest, 2: +inf, 3: -inf, -1: unknown */
#undef FLT_ROUNDS
#define FLT_ROUNDS 1
/* Difference between 1.0 and the minimum float greater than 1.0 */
#undef FLT_EPSILON
#define FLT_EPSILON 1.19209290e-07F
/* Minimum int x such that FLT_RADIX**(x-1) is a normalised float */
#undef FLT_MIN_EXP
#define FLT_MIN_EXP (-125)
/* Minimum normalised float */
#undef FLT_MIN
#define FLT_MIN 1.17549435e-38F
/* Minimum int x such that 10**x is a normalised float */
#undef FLT_MIN_10_EXP
#define FLT_MIN_10_EXP (-37)
/* Maximum int x such that FLT_RADIX**(x-1) is a representable float */
#undef FLT_MAX_EXP
#define FLT_MAX_EXP 128
/* Maximum float */
#undef FLT_MAX
#define FLT_MAX 3.40282347e+38F
/* Maximum int x such that 10**x is a representable float */
#undef FLT_MAX_10_EXP
#define FLT_MAX_10_EXP 38
/* Number of base-FLT_RADIX digits in the significand of a double */
#undef DBL_MANT_DIG
#define DBL_MANT_DIG 53
/* Number of decimal digits of precision in a double */
#undef DBL_DIG
#define DBL_DIG 15
/* Difference between 1.0 and the minimum double greater than 1.0 */
#undef DBL_EPSILON
#define DBL_EPSILON 2.2204460492503131e-16
/* Minimum int x such that FLT_RADIX**(x-1) is a normalised double */
#undef DBL_MIN_EXP
#define DBL_MIN_EXP (-1021)
/* Minimum normalised double */
#undef DBL_MIN
#define DBL_MIN 2.2250738585072014e-308
/* *** WARNING: Possibly bad output from printf above */
/* expected value around 2.2250738585072010e-308, bit pattern:
00000000 00010000 00000000 00000000 00000000 00000000 00000000 00000000 */
/* sscanf gave 2.2250738585071999e-308, bit pattern:
00000000 00001111 11111111 11111111 11111111 11111111 11111111 11111101 */
/* difference= 1.4821969375237396e-323 */
/* Minimum int x such that 10**x is a normalised double */
#undef DBL_MIN_10_EXP
#define DBL_MIN_10_EXP (-307)
/* Maximum int x such that FLT_RADIX**(x-1) is a representable double */
#undef DBL_MAX_EXP
#define DBL_MAX_EXP 1024
/* Maximum double */
#undef DBL_MAX
#define DBL_MAX 1.7976931348623168e+308
/* *** WARNING: Possibly bad output from printf above */
/* expected value around 1.7976931348623164e308, bit pattern:
01111111 11101111 11111111 11111111 11111111 11111111 11111111 11111111 */
/* sscanf gave Inf, bit pattern:
01111111 11110000 00000000 00000000 00000000 00000000 00000000 00000000 */
/* difference= -Inf */
/* Maximum int x such that 10**x is a representable double */
#undef DBL_MAX_10_EXP
#define DBL_MAX_10_EXP 308
/* Number of base-FLT_RADIX digits in the significand of a long double */
#undef LDBL_MANT_DIG
#define LDBL_MANT_DIG 53
/* Number of decimal digits of precision in a long double */
#undef LDBL_DIG
#define LDBL_DIG 15
/* Difference between 1.0 and the minimum long double greater than 1.0 */
#undef LDBL_EPSILON
#define LDBL_EPSILON 2.2204460492503131e-16L
/* Minimum int x such that FLT_RADIX**(x-1) is a normalised long double */
#undef LDBL_MIN_EXP
#define LDBL_MIN_EXP (-1021)
/* Minimum normalised long double */
#undef LDBL_MIN
#define LDBL_MIN 2.2250738585072014e-308L
/* *** WARNING: Possibly bad output from printf above */
/* expected value around 2.2250738585072010e-308, bit pattern:
00000000 00010000 00000000 00000000 00000000 00000000 00000000 00000000 */
/* sscanf gave 2.2250738585071999e-308, bit pattern:
00000000 00001111 11111111 11111111 11111111 11111111 11111111 11111101 */
/* difference= 1.4821969375237396e-323 */
/* Minimum int x such that 10**x is a normalised long double */
#undef LDBL_MIN_10_EXP
#define LDBL_MIN_10_EXP (-307)
/* Maximum int x such that FLT_RADIX**(x-1) is a representable long double */
#undef LDBL_MAX_EXP
#define LDBL_MAX_EXP 1024
/* Maximum long double */
#undef LDBL_MAX
#define LDBL_MAX 1.7976931348623168e+308L
/* *** WARNING: Possibly bad output from printf above */
/* expected value around 1.7976931348623164e308, bit pattern:
01111111 11101111 11111111 11111111 11111111 11111111 11111111 11111111 */
/* sscanf gave Inf, bit pattern:
01111111 11110000 00000000 00000000 00000000 00000000 00000000 00000000 */
/* difference= -Inf */
/* Maximum int x such that 10**x is a representable long double */
#undef LDBL_MAX_10_EXP
#define LDBL_MAX_10_EXP 308
#endif /* _FLOAT_H___ */
/* For hints on dealing with the 4 problems above
see the section 'TROUBLESHOOTING' in the file /gnu/src/amiga/gcc-2.6.3/./enquire.c */